CN213654792U - Foldable ramp for power catwalk - Google Patents
Foldable ramp for power catwalk Download PDFInfo
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- CN213654792U CN213654792U CN202022831684.3U CN202022831684U CN213654792U CN 213654792 U CN213654792 U CN 213654792U CN 202022831684 U CN202022831684 U CN 202022831684U CN 213654792 U CN213654792 U CN 213654792U
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- lug seat
- catwalk
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Abstract
The utility model belongs to the technical field of power catwalk equipment in an oil field drilling site, and relates to a foldable ramp for a power catwalk; the device comprises a ramp lower frame, a ramp upper frame, a shell pin, a supporting leg, a lower base ear seat and a top end ear seat; two groups of lower-bottom ear seats are arranged at the lower end of the ramp lower frame, the lower-bottom ear seats are hinged with one end of the catwalk base, supporting legs are welded on the upper surface of the ramp lower frame, and the ramp lower frame is supported on the catwalk base by the supporting legs when placed on the upper end surface of the catwalk base; the upper end of the ramp lower frame is hinged with the lower end of the ramp upper frame, and the ramp upper frame can be folded and folded towards the lower surface of the ramp lower frame; the upper end of the ramp upper frame is provided with a top end lug seat which can be fixedly connected with the drill floor surface; the ramp upper segment of the device is designed into different dimensions and lengths, and the ramp upper segment and the ramp lower segment with different dimensions are combined during use so as to correspond to different drill floor heights, the whole device is convenient to fold, and the transportation and installation cost is reduced.
Description
The technical field is as follows:
the utility model belongs to the technical field of power catwalk equipment in an oil field drilling site, and relates to a ramp structure applied to a power catwalk device for vertically conveying drilling tools, in particular to a foldable ramp for a power catwalk; this device can be used for bearing the weight of the arm of transferring of power catwalk, and can regard as the drilling tool guide rail to can provide fixed position for the winch, can also be connected rig substructure and power catwalk base.
Background art:
in the oil field drilling process, a drill rod and a drill collar need to be conveyed to a drilling platform surface from the ground through a power catwalk, and the ramp serves as a main structural component of the power catwalk to play an important supporting role. The conventional ramp is an integral frame mode, has long length, for example, the ramp length of 70 drilling machines can reach 17m, is extremely long in transportation, and needs special transportation vehicles to transport.
In the prior art, chinese patent with publication number CN210317206U discloses a catwalk machine, which relates to the technical field of pipe column lifting and/or conveying equipment, and includes a base, a bearing platform and a ramp, wherein the base, the bearing platform and the ramp at least include two sections of split structures, and the split structures in the base, the bearing platform and/or the ramp are detachably connected and/or movably connected, so that the base, the bearing platform or the ramp can be disconnected and/or folded. Chinese patent publication No. CN205743770U discloses a folding power catwalk device, whose base is composed of a main body and an elongated section, a guide rail is provided on the base, one end of a support arm is connected with the main body of the base, the other end is pin-connected with the elongated section of a transfer arm, the transfer arm is composed of a main body and an elongated section, a roller is installed at the front end of the transfer arm, a guide rail is provided on the surface of a ramp, one end of the ramp is connected with the base of a drilling machine, the other end is connected with the main body of the transfer arm, the top of the ramp is connected with a guide wheel, a hydraulic winch is connected to the bottom surface of the ramp, and a steel wire rope on the hydraulic winch is.
At present, drilling machines used in the oil field drilling process are different in specification and drill floor height, ramps of different lengths and welded structures can be designed for different drill floor heights, the ramps need to be welded and lengthened to meet the requirement of ramp length, welding workload is large, and standardized manufacturing is inconvenient. Conventional ramp flexibility is poor, can not be applicable to the condition that the rig floor is highly differs, simultaneously because welded structure's ramp length overlength also can't normally transport, can only transfinite the transportation, increase cost of transportation.
The utility model has the following contents:
the utility model aims to overcome the shortcoming that prior art exists, to the ramp extension welding work volume that current power catwalk exists with the ramp big, transport inconvenient, dismantle draw in waste time and energy, construction cost height etc. not enough, under the condition of guaranteeing convenient to use, design a power catwalk with folded cascade ramp.
In order to achieve the purpose, the utility model relates to a foldable ramp for a power catwalk, which comprises a main structure comprising a ramp lower frame, a ramp upper frame, a cannon ball pin, a supporting leg, a lower base ear seat and a top end ear seat; the lower end of the ramp lower frame is provided with two groups of lower-bottom ear seats, the lower-bottom ear seats are hinged with one end of the catwalk base through a pin shaft, and the ramp lower frame can be rotatably placed on the upper end surface of the catwalk base; 4 groups of supporting legs are welded on the upper surface of the ramp lower frame, the ramp lower frame is placed on the upper end surface of the catwalk base, and the supporting legs support the ramp lower frame on the catwalk base; the upper end of the ramp lower frame is hinged with the lower end of the ramp upper frame, and the ramp upper frame can be folded and folded towards the lower surface of the ramp lower frame; the upper end of the ramp upper frame is provided with a top end ear seat, and the top end ear seat can be fixedly connected with the drill floor through a pin shaft.
The utility model discloses a bullet pin, including ramp underframe, bullet pin, down ramp underframe, the upper end lower surface of ramp underframe is provided with four hypomere connection lug seats with the axle center, the lower extreme lower surface of ramp upper ledge frame is provided with four upper segments connection lug seats with the axle center, hypomere connection lug seat is connected through the shell round pin hinge of "T" type structure with the upper segment connection lug seat, the shell round pin passes hypomere and connects behind lug seat and the upper segment connection lug seat, the axle tail end of shell round pin uses the anti-shear pin to connect fixedly, for preventing that the anti-shear pin from droing, the tip of anti-shear pin is seted.
When the ramp is used for conveying a drilling tool, in order to guarantee the stability of the connection of the ramp lower frame and the ramp upper frame, lower section connecting lug seats are symmetrically arranged on two sides of the upper surface of the upper end of the ramp lower frame respectively, upper section connecting lug seats are symmetrically arranged on two sides of the upper surface of the lower end of the ramp upper frame respectively, the lower section connecting lug seats on the upper surface of the ramp lower frame and the upper section connecting lug seats on the upper surface of the ramp upper frame can be connected through a shell pin hinge, and the shell pin is fixed by matching an anti-shear pin and a pin.
The lower section connecting lug seat comprises a lower lug seat bottom plate and a lower lug seat plate; one end face of the lower lug seat bottom plate is fixedly connected with the lower frame of the ramp, two lower lug seat plates are symmetrically arranged on the other end face of the lower lug seat bottom plate, and a gap is formed between the two lower lug seat plates; the upper connecting lug seat comprises an upper lug seat plate and an upper lug seat bottom plate, one end face of the upper lug seat bottom plate is fixedly connected with the ramp upper frame, the middle part of the other end face of the upper lug seat bottom plate is provided with the upper lug seat plate, the space interval between the two lower lug seat plates is equal to or larger than the thickness of the upper lug seat plate, and the upper lug seat plate can be inserted into the space between the two lower lug seat plates to be hinged.
The ramp upper frame is designed into structures with different sizes and lengths, and the ramp lower frame and the ramp upper frame can be assembled into ramps with different lengths through hinge connection so as to deal with drilling and production work under complex drilling and production working conditions.
The structures of the lower ramp frame, the main frame of the upper ramp frame, the V-shaped grooves in the main frame structure and the like are the same, so that smooth transmission of the drilling tool between the lower ramp frame and the upper ramp frame is guaranteed.
A thin plate-shaped guide plate is welded in a V-shaped groove of the ramp upper frame, and plays a role in guiding when the ramp lower frame and the ramp upper frame are assembled and installed, so that the installation between sections is convenient.
Compared with the prior art, the designed foldable ramp for the power catwalk has reasonable main body structure, not only can meet the function of a conventional ramp, but also can be folded in sections, thereby reducing the transportation size; the size of fixed specification is adopted to the ramp hypomere simultaneously, is used for conventional high rig floor to use as a standard length, and different size specification lengths are designed into to the ramp upper segment to deal with different special rig floor height, make up upper segment and hypomere during the use, for power catwalk drilling process and whole transportation process provide convenient at land rig, a whole set of ramp device has reduced transportation and installation cost, and the practicality is stronger.
Description of the drawings:
fig. 1 is the utility model relates to a structural principle schematic diagram of folded cascade ramp for power catwalk.
Fig. 2 is the utility model relates to a structural principle schematic diagram after power catwalk is with folded cascade ramp assembly.
Fig. 3 is a schematic view of the structural principle of the junction between the ramp lower frame and the ramp upper frame lower surface according to the present invention.
Fig. 4 is a schematic structural diagram of a connection between a ramp lower frame and a ramp upper frame.
Fig. 5 is a schematic view of the structure of the joint between the lower connecting lug and the upper connecting lug of the present invention.
Fig. 6 is the utility model relates to a forward-looking structural principle schematic diagram of foldable ramp for power catwalk.
Fig. 7 is the utility model relates to a power catwalk is with structure principle schematic diagram of folded cascade ramp back vision.
The specific implementation mode is as follows:
the present invention will be further described with reference to the following examples and accompanying drawings.
Example (b):
the main structure of the foldable ramp for the power catwalk comprises a ramp lower frame 1, a ramp upper frame 2, a shell pin 6, a support leg 9, a lower lug seat 10 and a top lug seat 11; two groups of lower ear seats 10 are arranged at the lower end of the ramp lower frame 1, the lower ear seats 10 are hinged with one end of the catwalk base 12 through pin shafts, and the ramp lower frame 1 can be rotatably arranged on the upper end surface of the catwalk base 12; 4 groups of supporting legs 9 are welded on the upper surface of the ramp lower frame 1, and when the ramp lower frame 1 is placed on the upper end surface of the catwalk base 12, the supporting legs 9 support the ramp lower frame 1 on the catwalk base 12; the upper end of the ramp lower frame 1 is hinged with the lower end of the ramp upper frame 2, and the ramp upper frame 2 can be folded and folded towards the lower surface of the ramp lower frame 1; the upper end of the ramp upper frame 2 is provided with a top end ear seat 11, and the top end ear seat 11 can be fixedly connected with a drill floor surface 13 through a pin shaft.
The upper end lower surface of ramp underframe 1 that this embodiment relates to is provided with four hypomere connection ear sockets 3 with the axle center, the lower extreme lower surface of ramp upper frame 2 is provided with four upper segments with the axle center and connects ear sockets 4, hypomere connection ear sockets 3 and upper segment connection ear sockets 4 are through 6 hinged joint of shell round pin of "T" type structure, shell round pin 6 passes hypomere connection ear sockets 3 and upper segment connection ear sockets 4 back, the axle tail end of shell round pin 6 uses anti-shear pin 7 to connect fixedly, for preventing that anti-shear pin 7 from droing, the tip of anti-shear pin 7 is seted up the fixed orifices and is fixed through safety pin 8.
When the ramp is used for carrying the drilling tool, for the steadiness of guaranteeing ramp underframe 1, ramp upper frame 2 connects, the upper end upper surface both sides of ramp underframe 1 that this embodiment relates to are provided with hypomere connection ear seat 3 respectively the symmetry, the lower extreme upper surface both sides of ramp upper frame 2 are provided with upper segment connection ear seat 4 respectively the symmetry, hypomere connection ear seat 3 of ramp underframe 1 upper surface and the upper segment connection ear seat 4 of ramp upper frame 2 upper surface can be through 6 hinged joint of shell round pin, shell round pin 6 uses anti-shear pin 7 and safety pin 8 cooperation to be fixed.
The lower connecting ear mount 3 according to the present embodiment includes a lower ear mount base plate 14 and a lower ear mount plate 15; one end face of the lower ear seat bottom plate 14 is fixedly connected with the ramp lower frame 1, two lower ear seat plates 15 are symmetrically arranged on the other end face of the lower ear seat bottom plate 14, and a gap is formed between the two lower ear seat plates 15; the upper connecting lug seat 4 comprises an upper lug seat plate 16 and an upper lug seat bottom plate 17, one end face of the upper lug seat bottom plate 17 is fixedly connected with the ramp upper frame 2, an upper lug seat plate 16 is arranged in the middle of the other end face of the upper lug seat bottom plate 17, the space interval between the two lower lug seat plates 15 is equal to or larger than the thickness of the upper lug seat plate 16, and the upper lug seat plate 16 can be inserted into the space between the two lower lug seat plates 15 to be hinged.
The embodiment relates to a structure that a ramp upper frame 2 is designed into various sizes and lengths, and the ramp lower frame 1 and the ramp upper frame 2 can be hinged and assembled into ramps with different lengths so as to deal with drilling and production work under complex drilling and production working conditions.
The structures of the main frame and the V-shaped groove in the main frame structure of the lower ramp frame 1 and the upper ramp frame 2 related to the embodiment are the same, so that the smooth transmission of the drilling tool between the lower ramp frame 1 and the upper ramp frame 2 is ensured.
The V-shaped groove of the ramp upper frame 2 related to the embodiment is welded with a thin plate-shaped guide plate 5, and the guide plate 5 plays a role in guiding when the ramp lower frame 1 and the ramp upper frame 2 are assembled and installed, so that the installation between sections is convenient.
The lower ramp frame 1 related to the embodiment is designed into the specification length with fixed dimension, and the upper ramp frame 2 is designed into the length with different specification dimensions, so that the lower ramp frame 1 can be interchangeably installed on the lower ramp frame for use; when the foldable ramp for the power catwalk is used, the upper ramp frame 2 and the lower ramp frame 1 which are consistent in size are selected to be combined in a hinge mode for use according to the height of the drilling platform surface 13; under non-operating condition, dismantle two big gun bullet pins 6 that the lower segment of ramp underframe 1 upper surface is connected ear seat 3 and the upper segment of ramp underframe 2 upper surface and is connected ear seat 4 and be connected, ramp upper frame 2 overturns the folding at ramp underframe 1 lower surface backward, ramp underframe 1 overturns the folding at catwalk base 12 up end forward, landing leg 9 supports ramp underframe 1 on catwalk base 12, beta structure's ramp length reduces, the transportation size has been reduced, length transfinites has been avoided, can realize the whole normal transportation of ramp, and the cost of transportation is reduced.
Claims (9)
1. The utility model provides a power catwalk is with folded cascade ramp which characterized in that: comprises a ramp lower frame, a ramp upper frame, a cannonball pin and a lower base ear seat; the lower end of the ramp lower frame is provided with two groups of lower-bottom ear seats, the lower-bottom ear seats are hinged with one end of the catwalk base through a pin shaft, and the ramp lower frame can be rotatably placed on the upper end surface of the catwalk base; the upper end of the ramp lower frame is hinged with the lower end of the ramp upper frame, and the ramp upper frame can be folded towards the lower surface of the ramp lower frame in a rotating mode.
2. Foldable ramp for a power catwalk according to claim 1, characterized in that: 4 groups of supporting legs are welded on the upper surface of the ramp lower frame, the ramp lower frame is placed on the upper end surface of the catwalk base, and the supporting legs support the ramp lower frame on the catwalk base; the upper end of the ramp upper frame is provided with a top end ear seat, and the top end ear seat can be fixedly connected with the drill floor through a pin shaft.
3. Foldable ramp for a power catwalk according to claim 2, characterized in that: the lower end lower surface of the ramp lower frame is coaxially provided with four lower section connecting lug seats, the lower end lower surface of the ramp upper frame is coaxially provided with four upper section connecting lug seats, and the lower section connecting lug seats are connected with the upper section connecting lug seats through shell pin hinges of a T-shaped structure.
4. A foldable ramp for a power catwalk according to claim 3, wherein: after the shell pin penetrates through the lower section connecting lug seat and the upper section connecting lug seat, the shaft tail end of the shell pin is fixedly connected through a shear pin, and the end part of the shear pin is provided with a fixing hole and fixed through a pin.
5. Foldable ramp for a power catwalk according to claim 4, characterized in that: lower section connecting lug seats are symmetrically arranged on two sides of the upper surface of the upper end of the ramp lower frame respectively, upper section connecting lug seats are symmetrically arranged on two sides of the upper surface of the lower end of the ramp upper frame respectively, the lower section connecting lug seats on the upper surface of the ramp lower frame and the upper section connecting lug seats on the upper surface of the ramp upper frame can be connected through shell pin hinges, and the shell pins are fixed by matching shear pins with pins.
6. Foldable ramp for a power catwalk according to claim 5, characterized in that: the lower section connecting lug seat comprises a lower lug seat bottom plate and a lower lug seat plate; one end face of the lower lug seat bottom plate is fixedly connected with the lower frame of the ramp, two lower lug seat plates are symmetrically arranged on the other end face of the lower lug seat bottom plate, and a gap exists between the two lower lug seat plates.
7. Foldable ramp for a power catwalk according to claim 6, characterized in that: the upper section connecting lug seat comprises an upper lug seat plate and an upper lug seat bottom plate, one end face of the upper lug seat bottom plate is fixedly connected with the ramp upper frame, the middle part of the other end face of the upper lug seat bottom plate is provided with the upper lug seat plate, the space interval between the two lower lug seat plates is equal to or larger than the thickness of the upper lug seat plate, and the upper lug seat plate can be inserted into the space between the two lower lug seat plates to be hinged.
8. Foldable ramp for a power catwalk according to claim 7, characterized in that: the structure of the lower ramp frame is the same as that of the V-shaped grooves in the main frame and the main frame structure of the upper ramp frame.
9. Foldable ramp for a power catwalk according to claim 8, characterized in that: and a thin plate-shaped guide plate is welded in a V-shaped groove of the ramp upper frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022831684.3U CN213654792U (en) | 2020-12-01 | 2020-12-01 | Foldable ramp for power catwalk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022831684.3U CN213654792U (en) | 2020-12-01 | 2020-12-01 | Foldable ramp for power catwalk |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213654792U true CN213654792U (en) | 2021-07-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022831684.3U Active CN213654792U (en) | 2020-12-01 | 2020-12-01 | Foldable ramp for power catwalk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213654792U (en) |
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2020
- 2020-12-01 CN CN202022831684.3U patent/CN213654792U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A foldable ramp for powered catwalks Effective date of registration: 20230703 Granted publication date: 20210709 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: QINGDAO TAIZHONG ENERGY TECHNOLOGY Co.,Ltd. Registration number: Y2023370010077 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |