CN201155301Y - Clamping device moving along rail - Google Patents
Clamping device moving along rail Download PDFInfo
- Publication number
- CN201155301Y CN201155301Y CNU200720190582XU CN200720190582U CN201155301Y CN 201155301 Y CN201155301 Y CN 201155301Y CN U200720190582X U CNU200720190582X U CN U200720190582XU CN 200720190582 U CN200720190582 U CN 200720190582U CN 201155301 Y CN201155301 Y CN 201155301Y
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- China
- Prior art keywords
- clamping device
- track
- clamping
- cylinder
- top panel
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Abstract
The utility model provides a clamping device which moves along a track. The track which is an I-shape comprises an upper panel, a lower panel and a middle vertical plate. The clamping device is characterized in that the clamping device comprises a clamping mechanism and a clamping cylinder; the upper panel of the track is embedded inside the clamping mechanism which is fixedly connected with the cylinder body of the clamping cylinder; a piston rod of the clamping cylinder passes through the clamping mechanism and pushes through the upper panel of the track. The clamping device adopts a direct action type, uses no wedge blocks, leads the clamping cylinder to directly provide the positive pressure required by the friction force for the clamping mechanism, and avoids the problem of fatigue cracks of the connection. The clamping device leads the drill device to stably and quickly move on the track, reduces the auxiliary working quantity of the personnel, and improves the reliability of the clamping mechanism.
Description
Technical field
The utility model relates to the chucking device that drilling rig moves along track, particularly a kind of clamping device that moves along track.
Background technology
On offshore boring island, drilling rig need move along track, and after moving to the precalculated position, need utilize clamping device that drilling rig is fixing in orbit.In this field, the clipping mobile system of hydraulic pressure is the mobile theory that developed in recent years, and this system has used the kinetic characteristic of wedge type piece dexterously, and technical requirements is lower, flexible operation, reliable, and expense is low, domesticly brings into use.But in use the junction phenomenon of rupture appears in the clamping device of mobile system, reason is that the motion of wedge type piece under oil cylinder promotes exists offset deviation, because between two wedge type pieces and the oil cylinder is to be rigidly connected, exist the wedge type piece of offset deviation that clamping cylinder can not be horizontal, this gives very big moment of flexure of oil cylinder, and the frequent moment of flexure that applies just makes the oil cylinder junction produce fatigue fracture.
The utility model content
The purpose of this utility model provides a kind of clamping device that moves along track, solves the clamping device of prior art because adopt the technical problem that has the wedge type piece of offset deviation and make the generation fatigue fracture of oil cylinder junction.
To achieve these goals, the utility model provides a kind of clamping device that moves along track, and described track is comprise top panel, lower panel and intermediate riser shelf I-shaped, and wherein, described clamping device comprises: clamping device and clamping cylinder; The top panel of described track is nested in the inside of described clamping device, and described clamping device is fixedlyed connected with the cylinder body of described clamping cylinder, and the piston rod of described clamping cylinder penetrates the top panel of described clamping device and the described track of contact.
Above-mentioned clamping device, wherein, at the soffit place of described track top panel, described clamping device correspondence is provided with the pincers tooth that can be meshed with described soffit.
Above-mentioned clamping device wherein, is provided with dividing plate between the upper surface of described piston rod and described track top panel, described piston rod is by the described dividing plate of contact and the contact upper surface at described track top panel.
Above-mentioned clamping device, wherein, the symmetrical structure that described clamping device is is axis of symmetry with described track intermediate riser shelf.
Above-mentioned clamping device, wherein, described clamping device comprises " ㄇ " shape plate, at the top panel of the ccontaining described track of described " ㄇ " shape intralamellar part, be symmetrically arranged with two grip blocks at described " ㄇ " shape plate opening part, described pincers tooth is arranged on the described grip block.
Above-mentioned clamping device, wherein, described clamping cylinder is a plurality of, and is that axis of symmetry is symmetrical distribution with the intermediate riser shelf of described track.
Above-mentioned clamping device wherein, also is provided with the bulge-structure of the described clamping cylinder of separating symmetry at the axis of symmetry place of described " ㄇ " shape plate.
Above-mentioned clamping device, wherein, described clamping device connects mobile oil cylinder by the connecting pin ear.
Above-mentioned clamping device, wherein, described dividing plate is being provided with oil storage grooves with the contacted one side of described track top panel.
Above-mentioned clamping device, wherein, described clamping cylinder is six.
Technique effect of the present utility model is: the utility model has adopted direct acting type, do not adopt the wedge type piece, make clamping cylinder directly provide frictional force required normal pressure for clamping device, this has just been avoided the moment of torsion that offset deviation brought because of the wedge type piece, has avoided the problem of the fatigue fracture of junction.The utility model can be by personnel's simple operations, makes drilling rig stably in orbit, move easily, has reduced personnel's back work amount, has subdued the defective in the clamping device design, has improved the reliability of clamping device.
Description of drawings
Fig. 1 is the sectional elevation of the utility model clamping device;
Fig. 2 is the longitudinal section of the utility model clamping device;
Fig. 3 is the vertical view of the utility model clamping device;
Fig. 4 a, 4b, 4c, 4d are respectively job order figure one, precedence diagram two, precedence diagram three, the precedence diagram four of the utility model clamping device.
The specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with the accompanying drawings and the specific embodiments the utility model is described in detail.
In the field operation process of offshore boring island, be simple, reliable to the basic demand of equipment, the structure design that requires equipment especially running part must be simplified and be sturdy and durable.Therefore, clamping device of the present utility model has adopted direct acting type, uses oil cylinder directly to provide frictional force required normal pressure as clamping device.
Fig. 1, Fig. 2 are the sectional elevation and the longitudinal section of the utility model clamping device, and as figure, track is comprise top panel 301, lower panel 302 and intermediate riser shelf 303 I-shaped, and clamping device of the present utility model comprises clamping cylinder 10 and clamping device 20.The top panel 301 of track is nested in the inside of clamping device 20, clamping device 20 is fixedlyed connected with the cylinder body 101 of clamping cylinder, the piston rod 102 of clamping cylinder penetrates described clamping device, and contact dividing plate 202, applies pressure to the upper surface of top panel 301 by dividing plate 202.The side that dividing plate 202 pastes guide rail top panel 301 has two grooves, both can retain to lubricate to use lubricating grease, can improve the stressed of dividing plate again, and dividing plate is better contacted with guide rail.
Clamping device 20 is for being the symmetrical structure of axis of symmetry with described track intermediate riser shelf 303.It comprises " ㄇ " shape plate 201, top panel 301 at described " ㄇ " shape plate 201 inner ccontaining described tracks, be symmetrically arranged with two grip blocks 204 at described " ㄇ " shape plate opening part, pass through bolt, pincers tooth 203 is arranged on the grip block top, can be meshed with the soffit of described top panel, the pincers tooth can be changed according to abrasion condition.
Fig. 3 is the vertical view of the utility model clamping device, and please in the lump referring to figs. 1 to Fig. 3, clamping device 20 connects mobile oil cylinder 40 by the connecting pin ear.Clamping cylinder is six, and is that axis of symmetry is symmetrical distribution with the intermediate riser shelf 303 of described track.Also be provided with the bulge-structure 205 of the described clamping cylinder of separating symmetry at the axis of symmetry place of " ㄇ " shape plate.
Fig. 4 a to Fig. 4 b is the job order figure of the utility model clamping device.The clamping device job order comprises:
As Fig. 4 a, hydraulic power source loads to the clamping cylinder 10 of clamping device, and the clamping cylinder piston rod stretches out, and gives the track normal pressure by dividing plate 202, makes bottom pincers tooth 203 and track engagement, clamping device grip track and locking thereby clamping device 20 is moved upward.
As Fig. 4 b, hydraulic power source loads to mobile oil cylinder 40 rodless cavities, and piston rod stretches out, and promotes drilling machine module and moves along track.Clamping device and lock on track, mobile oil cylinder is connected with the drilling machine module bearing pin, and mobile oil cylinder promotion/pulling drilling machine module moves in orbit, realizes that drilling machine module moves to the purpose of new well location.
As Fig. 4 c, clamping cylinder 10 unloadings of clamping device, 102 withdrawals of clamping cylinder piston rod, clamping device 20 unclamps with track.
As Fig. 4 d, hydraulic power source loads to mobile oil cylinder 40 rod chambers, and piston rod is regained, and drives clamping device and moves, and promptly finishes an impulse stroke.
When mobile in the other direction, move oil cylinder pulling drilling rig by above-mentioned steps and move in the other direction along track.
As from the foregoing, the utility model has adopted direct acting type, does not adopt the wedge type piece, makes clamping cylinder directly provide frictional force required normal pressure for clamping device, this has just been avoided the moment of torsion that offset deviation brought because of the wedge type piece, has avoided the problem of the fatigue fracture of junction.The utility model can be by personnel's simple operations, makes drilling rig stably in orbit, move easily, has reduced personnel's back work amount, has subdued the defective in the clamping device design, has improved the reliability of clamping device.
The above only is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (10)
1. clamping device that moves along track, described track is comprise top panel, lower panel and intermediate riser shelf I-shaped, it is characterized in that, described clamping device comprises: clamping device and clamping cylinder;
The top panel of described track is nested in the inside of described clamping device, and described clamping device is fixedlyed connected with the cylinder body of described clamping cylinder, and the piston rod of described clamping cylinder penetrates the top panel of described clamping device and the described track of contact.
2. clamping device according to claim 1 is characterized in that, at the soffit place of described track top panel, described clamping device correspondence is provided with the pincers tooth that can be meshed with described soffit.
3. clamping device according to claim 2 is characterized in that, is provided with dividing plate between the upper surface of described piston rod and described track top panel, and described piston rod is by the described dividing plate of contact and the contact upper surface at described track top panel.
4. clamping device according to claim 3 is characterized in that, the symmetrical structure that described clamping device is is axis of symmetry with described track intermediate riser shelf.
5. clamping device according to claim 4, it is characterized in that, described clamping device comprises " ㄇ " shape plate, top panel at the ccontaining described track of described " ㄇ " shape intralamellar part, be symmetrically arranged with two grip blocks at described " ㄇ " shape plate opening part, described pincers tooth is arranged on the described grip block.
6. according to claim 1,2,3,4 or 5 described clamping devices, it is characterized in that described clamping cylinder is a plurality of, and be that axis of symmetry is symmetrical distribution with the intermediate riser shelf of described track.
7. clamping device according to claim 5 is characterized in that, also is provided with the bulge-structure of the described clamping cylinder of separating symmetry at the axis of symmetry place of described " ㄇ " shape plate.
8. clamping device according to claim 6 is characterized in that described clamping device connects mobile oil cylinder by the connecting pin ear.
9. clamping device according to claim 6 is characterized in that, described dividing plate is being provided with oil storage grooves with the contacted one side of described track top panel.
10. clamping device according to claim 6 is characterized in that, described clamping cylinder is six.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720190582XU CN201155301Y (en) | 2007-12-04 | 2007-12-04 | Clamping device moving along rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720190582XU CN201155301Y (en) | 2007-12-04 | 2007-12-04 | Clamping device moving along rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201155301Y true CN201155301Y (en) | 2008-11-26 |
Family
ID=40103084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200720190582XU Expired - Fee Related CN201155301Y (en) | 2007-12-04 | 2007-12-04 | Clamping device moving along rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201155301Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106759204A (en) * | 2016-12-29 | 2017-05-31 | 兰州兰石集团有限公司 | A kind of rig floor sliding rail |
| CN110486015A (en) * | 2019-07-25 | 2019-11-22 | 广西雷公斧重工有限公司 | Multi-functional splitter |
-
2007
- 2007-12-04 CN CNU200720190582XU patent/CN201155301Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106759204A (en) * | 2016-12-29 | 2017-05-31 | 兰州兰石集团有限公司 | A kind of rig floor sliding rail |
| CN106759204B (en) * | 2016-12-29 | 2020-05-15 | 兰州兰石集团有限公司 | Drill floor slide rail |
| CN110486015A (en) * | 2019-07-25 | 2019-11-22 | 广西雷公斧重工有限公司 | Multi-functional splitter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081126 Termination date: 20161204 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |