CN205259971U - Translation formula zigzag shaped guide rail slips that surges - Google Patents
Translation formula zigzag shaped guide rail slips that surges Download PDFInfo
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- CN205259971U CN205259971U CN201521086300.2U CN201521086300U CN205259971U CN 205259971 U CN205259971 U CN 205259971U CN 201521086300 U CN201521086300 U CN 201521086300U CN 205259971 U CN205259971 U CN 205259971U
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- guide rail
- shaped guide
- line
- centrum
- slips
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Abstract
The utility model provides a translation formula zigzag shaped guide rail slips that surges can provide bigger central latus rectum under equal height to guaranteed central good trafficability characteristic, the stroke of hydro -cylinder is shorter moreover, has reduced the height of slips, makes the structure of slips diminish, has saved the resource, the cost is reduced, and interior centrum has only the translation moreover, has better accuracy, reliability, by the circular arc transition between the broken line, has great impact in having avoided moving, the slips of guaranteeing simultaneously to surge obtains enough big latus rectum under the short condition of cylinder stroke, purpose -made deflector and gyro wheel chute structure guarantee relative motion's between the inside and outside centrum accuracy and reliability.
Description
Technical field
The utility model belongs to oil and gas well drilling equipment technical field, is specifically related to a kind of flatly moving type fold-line-shaped guide railHydraulic driving clamp tile.
Background technology
Hydraulic pressure pipe slips is called again the chuck that surges, and is conventionally applicable to the oil such as oil-well rig, workover rig with pressure, gas field construction machineryUpper, in order to hold drilling rod, oil pipe and sleeve pipe etc.
As shown in Figure 1, be current use more a kind of slips, be one is joined by inner cone (2), Outer Taper (1)Close the mechanical device of realizing Clamping Center pipe (6), it has following function: in the time that inner cone (2) clamps central tube (6), no matterLoad on central tube (6) has much, the phenomenon (be commonly called as and skid) that all there will not be central tube (6) to slide to cone small end; WhenWhen interior centrum (2) is unclamped central tube (6), the circular space at its center has larger latus rectum, so that pipe joint, downhole tool etc. are largeThe loaded work piece of diameter passes through.
Existing hydraulic pressure pipe slips main feature is with linear pattern long guideway, and this has just determined inner cone (2), Outer Taper(1) cooperation tapering can not be too large, API standard specify this tapering degree be 1:3 (i.e. 18 ° of 55'29 "), under this tapering in1 unit of centrum (2) transverse shifting, longitudinally will move 3 units; In normal operation process, when interior centrum (2) is unclamped centerPipe (6), in requiring, centrum (2) is laterally having larger movement, often exceedes 100 millimeters, and now interior centrum (2) is in longitudinal movementWill exceed 300 millimeters, centrum within adding (2) is conventionally by hydraulic oil cylinder driving, the installation dimension of oil cylinder often its stroke 2 to 3Doubly, reach more than 800 millimeter, the height of slips only can be higher.
In order to reduce the height of slips, when design, reduce latus rectum size, in work, need by large diameter loaded work pieceTime, need to first dismantle interior centrum (2), after loaded work piece passes through, be loaded on interior centrum (2). Bring not to use procedure like thisJust; If ensure that latus rectum is enough large, will increase the height of taper slips, slips volume (being mainly short transverse) increases like thisGreatly, thus use be restricted. Obtain larger latus rectum if a kind of slips that can make can be set, can reduce again the card of heightWatt, solve the contradiction between latus rectum and height, will make the use of slips more extensive, save more space and resource.
Utility model content
The purpose of this utility model is to overcome existing hydraulic pressure pipe slips deficiency in use.
For this reason, the utility model provides a kind of flatly moving type fold-line-shaped guide rail hydraulic driving clamp tile, comprises shell, is arranged at shellInner outer centrum, the interior centrum that is arranged at outer centrum inside and matches with outer centrum, establish the inner side above of described shellBe equipped with guider, between described guider and interior centrum, be connected by oil cylinder, the face of described outer centrum and interior centrum joint is establishedBe equipped with fold-line-shaped guide rail, the face that described interior centrum contacts with outer centrum is provided with the fold-line-shaped face identical with fold-line-shaped guide rail.
The beneficial effects of the utility model: this flatly moving type fold-line-shaped guide rail hydraulic driving clamp tile that the utility model provides, energyEnough under equal height, provide Geng great center latus rectum, and ensured the trafficability characteristic that center is good, and the stroke of oil cylinderShort, reduce the height of slips, the structure of slips is diminished, save resource, reduced cost, and interior centrum only has flatMoving, there is better accuracy, reliability, between broken line, by arc transition, avoid there is larger impact in motion; Protect simultaneouslyCard hydraulic driving clamp tile obtains enough large latus rectum in the situation that oil cylinder stroke is shorter; Special guide plate and gyro wheeling concrete chuting structure are protectedAccuracy and the reliability of relative motion between the inside and outside centrum of card.
Below with reference to accompanying drawing, the utility model is described in further details.
Brief description of the drawings
Fig. 1 a is the view that existing slips clamps central tube.
Fig. 1 b is the view that existing slips unclamps central tube.
Fig. 2 a is the view that flatly moving type fold-line-shaped guide rail hydraulic driving clamp tile clamps central tube.
Fig. 2 b is the view that flatly moving type fold-line-shaped guide rail hydraulic driving clamp tile unclamps central tube.
In figure: 1, outer centrum; 2, interior centrum; 3, guider; 4, shell; 5, pulley; 6, central tube.
Detailed description of the invention
Reach for further setting forth the utility model technological means and effect that predetermined object is taked, below in conjunction with accompanying drawingAnd embodiment is to detailed description of the invention of the present utility model, architectural feature and effect thereof, is described in detail as follows.
Embodiment 1:
For overcome that existing slips provides latus rectum size and slips height between contradiction, the utility model providesA kind of as Fig. 2 a, Fig. 2 b flatly moving type fold-line-shaped guide rail hydraulic driving clamp tile, comprise shell 4, be arranged at the outer centrum 1 of shell 4 inside,The interior centrum 2 that is arranged at outer centrum 1 inside and matches with outer centrum 1, the inner side above of described shell 1 is provided with guider3, between described guider 3 and interior centrum 2, be connected by oil cylinder, described outer centrum 1 is provided with folding with the face of interior centrum 2 jointsLinear guide rail, the face that described interior centrum 2 contacts with outer centrum 1 is provided with the fold-line-shaped face identical with fold-line-shaped guide rail.
This flatly moving type fold-line-shaped guide rail hydraulic driving clamp tile can provide Geng great center latus rectum under equal height, and protectsThe trafficability characteristic that Zheng Liao center is good, and the stroke of oil cylinder is shorter, has reduced the height of slips, and the structure of slips is diminished,Saved resource, reduced cost, and interior centrum only has translation, there is better accuracy, reliability.
Embodiment 2:
In 2 motions of interior centrum and between outer centrum 1 because the greater impact of fold-line-shaped guide rail and fold-line-shaped face,The broken line turning point of described fold-line-shaped guide rail is arc surface, like this in clamping or unclamping central tube 6, and can be laterallyMobile time, impact is alleviated in the contact position of fold-line-shaped guide rail and fold-line-shaped face, thereby protects this flatly moving type fold-line-shaped guide rail liquidMoving slips; Ensure that hydraulic driving clamp tile obtains enough large latus rectum in the situation that oil cylinder stroke is shorter simultaneously; Special guide plate andGyro wheeling concrete chuting structure ensures accuracy and the reliability of relative motion between inside and outside centrum.
In order better to make this flatly moving type fold-line-shaped guide rail hydraulic driving clamp tile transverse shifting to clamp or to unclamp central tube 6Time can be more smooth convenient, on guider 3, with movable pulley 5, movable pulley 5 is set and can better adjusts interior centrum 2 and moveStressed angle moving time, more laborsaving.
On described guider 3, be provided with protective plate, can improve like this stability of movable pulley 5, protection guider 3, guaranteesInterior centrum 2, clamping or unclamping the stability in the motion process of central tube 6, is improved the dependability of slips.
Above-mentioned movable pulley 5, can also replace with slide block, stressed angle when can adjusting equally interior centrum 2 and move,Play labour-saving effect.
Embodiment 3:
On the basis of above-described embodiment 1 and embodiment 2, on described interior centrum 2, be also provided with oil cylinder, like this, by oilCylinder is connected with guider 3, by the movement of centrum in hydraulic oil cylinder driving 2, thereby guarantees in clamping or unclamping central tube 6Reliability.
In order to increase interior centrum 2 in the efficiency that clamps or unclamp central tube 6, larger this flatly moving type fold-line-shaped that reduces is ledThe size of rail hydraulic driving clamp tile, is also provided with oil cylinder on described shell 4, and so not only efficiency is higher, and better reliability.
Further, in order to increase the scope of application of this flatly moving type fold-line-shaped guide rail hydraulic driving clamp tile, peace on described interior centrum 2Dental lamina is housed, and described dental lamina is dismountable, like this can quick-replaceable, adapt to different calibers, thereby meet variousEngineering application needs.
Above-mentioned explanation illustrates and has described preferred embodiment of the present utility model, as previously mentioned, is to be understood that this practicality is newType is not limited to disclosed form herein, should not regard the eliminating to other embodiment as, and can be used for various other groupsClose, amendment and environment, and can be in utility model contemplated scope described herein, by the technology of above-mentioned instruction or association areaOr knowledge is changed. And the change that those skilled in the art carry out and variation do not depart from spirit and scope of the present utility model,All should be in the protection domain of the utility model claims.
Claims (9)
1. a flatly moving type fold-line-shaped guide rail hydraulic driving clamp tile, comprises shell (4), is arranged at the inner outer centrum (1) of shell (4),The interior centrum (2) that is arranged at outer centrum (1) inside and matches with outer centrum (1), the inner side above of described shell (1) arrangesThere is guider (3), between described guider (3) and interior centrum (2), be connected by oil cylinder, it is characterized in that: described outer centrum (1)Be provided with fold-line-shaped guide rail with the face of interior centrum (2) joint, described interior centrum (2) is provided with the face that outer centrum (1) contactsWith the identical fold-line-shaped face of fold-line-shaped guide rail.
2. a kind of flatly moving type fold-line-shaped guide rail hydraulic driving clamp tile as claimed in claim 1, is characterized in that: described fold-line-shaped guide railBroken line turning point be arc surface.
3. a kind of flatly moving type fold-line-shaped guide rail hydraulic driving clamp tile as claimed in claim 1, is characterized in that: described guider (3)Upper with movable pulley (5).
4. a kind of flatly moving type fold-line-shaped guide rail hydraulic driving clamp tile as claimed in claim 3, is characterized in that: described movable pulley (5)It can also be slide block.
5. a kind of flatly moving type fold-line-shaped guide rail hydraulic driving clamp tile as claimed in claim 1, is characterized in that: described guider (3)On be provided with protective plate.
6. a kind of flatly moving type fold-line-shaped guide rail hydraulic driving clamp tile as claimed in claim 1, is characterized in that: described interior centrum (2)On be provided with oil cylinder.
7. a kind of flatly moving type fold-line-shaped guide rail hydraulic driving clamp tile as claimed in claim 1, is characterized in that: on described shell (4)Be provided with oil cylinder.
8. a kind of flatly moving type fold-line-shaped guide rail hydraulic driving clamp tile as claimed in claim 1, is characterized in that: described interior centrum (2)On dental lamina is installed.
9. a kind of flatly moving type fold-line-shaped guide rail hydraulic driving clamp tile as claimed in claim 8, is characterized in that: described dental lamina is removableUnload.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521086300.2U CN205259971U (en) | 2015-12-23 | 2015-12-23 | Translation formula zigzag shaped guide rail slips that surges |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521086300.2U CN205259971U (en) | 2015-12-23 | 2015-12-23 | Translation formula zigzag shaped guide rail slips that surges |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205259971U true CN205259971U (en) | 2016-05-25 |
Family
ID=56001503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521086300.2U Expired - Fee Related CN205259971U (en) | 2015-12-23 | 2015-12-23 | Translation formula zigzag shaped guide rail slips that surges |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205259971U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422021A (en) * | 2015-12-23 | 2016-03-23 | 西安秦森科技有限公司 | Translational broken-line-shaped guide rail hydraulic chuck |
| CN110469276A (en) * | 2019-08-15 | 2019-11-19 | 陈喜俊 | A kind of dead card pushed up on anti-pipe tool |
-
2015
- 2015-12-23 CN CN201521086300.2U patent/CN205259971U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422021A (en) * | 2015-12-23 | 2016-03-23 | 西安秦森科技有限公司 | Translational broken-line-shaped guide rail hydraulic chuck |
| CN110469276A (en) * | 2019-08-15 | 2019-11-19 | 陈喜俊 | A kind of dead card pushed up on anti-pipe tool |
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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: 20160525 Termination date: 20181223 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |