CN203097776U - Mechanical anchor - Google Patents
Mechanical anchor Download PDFInfo
- Publication number
- CN203097776U CN203097776U CN 201320101869 CN201320101869U CN203097776U CN 203097776 U CN203097776 U CN 203097776U CN 201320101869 CN201320101869 CN 201320101869 CN 201320101869 U CN201320101869 U CN 201320101869U CN 203097776 U CN203097776 U CN 203097776U
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- CN
- China
- Prior art keywords
- grappling
- actuating sleeve
- outside
- following
- mechanical type
- 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
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- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model relates to the technical field of well drilling underground anchoring devices, and discloses a mechanical anchor. The mechanical anchor comprises an upper connector, an anchoring shell body, an upper driving sleeve, a lower driving sleeve, a guiding connector and a leading head. The outer side of the lower portion of the upper connector and the inner side of the upper portion of the anchoring shell body are fixedly installed together, the inner side of the lower portion of the anchoring shell body and the inner side of the upper portion of the guiding connector are fixedly installed together, the upper driving sleeve and the lower driving sleeve are arranged on the inner side of the anchoring shell body below the upper connector in a sleeved mode, a lower connecting pipe is fixedly installed between the inner side of the lower portion of the upper driving sleeve and the inner side of the upper portion of the lower driving sleeve, a guiding pipe is fixed at the upper end of the leading head, the middle portion of the guiding pipe is sleeved inside the guiding connector and the guiding pipe can move up and down, and the upper portion of the guiding pipe and the lower portion of the lower driving sleeve are fixedly installed together. The mechanical anchor has the advantages of being reasonable and compact in structure, convenient to use, and firm in anchoring and stable in rooting during the anchoring process of a casing pipe.
Description
Technical field
The utility model relates to drilling well down-hole anchoring device technical field, is a kind of mechanical type anchor.
Background technology
In petroleum exploration and development wellbore construction process, because the needs of technology, certain anchor station erecting tools that often will be in sleeve pipe, be used for solving the technological problems of drilling well, anchor has the effect of pedestal after the grappling in sleeve pipe, there is the insecure and unstable problem of taking root of grappling in actual use in existing anchor.
Summary of the invention
The utility model provides a kind of mechanical type anchor, has overcome the deficiency of above-mentioned prior art, and it can effectively solve the insecure and unstable problem of taking root of grappling that existing anchor exists in actual use.
The technical solution of the utility model realizes by following measure: a kind of mechanical type anchor comprises top connection, grappling housing, last actuating sleeve, following actuating sleeve, guide sub and leader; The outside, top connection bottom is fixedly installed togather with grappling housing upper inner, the grappling lower housing portion is inboard to be fixedly installed togather with the guide sub upper inner, the grappling housing inboard of top connection below is set with actuating sleeve and following actuating sleeve, be installed with down tube connector between the upper inner of the lower inside of last actuating sleeve and following actuating sleeve, the leader upper end is fixed with guide pipe, the guide pipe middle part is sleeved on guide sub inside and can moves up and down, guide pipe top is fixedly installed togather with following actuating sleeve bottom, be installed with on the grappling housing of last actuating sleeve upper outside be no less than two be lower than grappling hull outside and can outwardly directed spline dental lamina, be installed with on the grappling housing of following actuating sleeve upper outside and be no less than two be lower than the grappling hull outside and can outwardly directedly end dental lamina down.
Be further optimization and/or improvements below to above-mentioned utility model technical scheme:
The outside, above-mentioned top connection bottom can be fixedly installed togather by screw thread with grappling housing upper inner, and the grappling lower housing portion is inboard to be fixedly installed togather by screw thread with the guide sub upper inner.
Above-mentioned top connection lower inside can be installed with suspension joint by screw thread, and suspension joint lower inside and last actuating sleeve upper inner are installed with tube connector.
On can having, above-mentioned last actuating sleeve bottom drives the circle cover, on drive the circle cover outside have crown toward the outer side the below go up cover retaining latch, on drive circle cover top have with on drive round set upper side be connected as a single entity and present little big taper down on drive frustum, on drive the frustum upper end the last guide table that matches with grappling housing internal diameter arranged; The last latch that matches with last cover retaining latch is arranged on the grappling inner walls.
Drive the circle cover under under above-mentioned can there being the actuating sleeve bottom, drive the circle cover outside down the crown retaining latch of trapping of below is toward the outer side arranged, driving circle cover top down has with driving round set upper side down and is connected as a single entity and presents the little following frustum that drives of big taper down, the following guide table that matches with grappling housing internal diameter is arranged on driving frustum down; The following latch that matches with the retaining latch of trapping is arranged on the grappling inner walls.
The above-mentioned spline dental lamina outside can vertically be distributed with the baffle teeth that is no less than row.
Above-mentioned ending down can along the circumferential direction be distributed with the lower tooth that ends that is no less than a row outside the dental lamina.
The utility model reasonable and compact in structure, easy to use, it carries out in sleeve pipe in the process of grappling, has the firm and firm characteristics of taking root of grappling.
Description of drawings
Accompanying drawing 1 is looked the sectional structure schematic diagram for the master of the utility model most preferred embodiment.
Accompanying drawing 2 is the structural representation of looking up of the spline dental lamina in the accompanying drawing 1.
Accompanying drawing 3 is the local structure for amplifying schematic diagram in A place in the accompanying drawing 1.
Accompanying drawing 4 is the local structure for amplifying schematic diagram in B place in the accompanying drawing 1.
Coding in the accompanying drawing is respectively: 1 is top connection, and 2 is suspension joint, and 3 are the grappling housing, 4 is the spline dental lamina, and 5 is last actuating sleeve, and 6 are following tube connector, 7 are following actuating sleeve, dental lamina down till 8, and 9 is last tube connector, 10 is guide sub, and 11 are leader, and 12 is guide pipe, 13 on drive circle cover, 14 is last cover retaining latch, 15 on drive frustum, 16 is last guide table, 17 is last latch, 18 for driving down the circle cover, and 19 for trapping the retaining latch, and 20 drive frustum under being, 21 are following guide table, 22 are following latch, and 23 is baffle teeth, lower tooth till 24.
The specific embodiment
The utility model is not subjected to the restriction of following embodiment, can determine concrete embodiment according to the technical solution of the utility model and actual conditions.
In the utility model, for convenience of description, the description of the relative position relation of each parts all is that the Butut mode according to Figure of description 1 is described, as: the position relation of forward and backward, upper and lower, left and right etc. is what to determine according to the Butut direction of Figure of description 1.
Below in conjunction with embodiment and accompanying drawing the utility model is further described:
Shown in accompanying drawing 1,2, this mechanical type anchor comprises top connection 1, grappling housing 3, last actuating sleeve 5, following actuating sleeve 7, guide sub 10 and takes the lead 11; The outside, top connection 1 bottom is fixedly installed togather with grappling housing 3 upper inner, grappling housing 3 lower inside and guide sub 10 upper inner are fixedly installed togather, grappling housing 3 inboards of top connection 1 below are set with actuating sleeve 5 and following actuating sleeve 7, be installed with down tube connector 6 between the upper inner of the lower inside of last actuating sleeve 5 and following actuating sleeve 7,11 upper ends of taking the lead are fixed with guide pipe 12, guide pipe 12 middle parts are sleeved on guide sub 10 inside and can move up and down, guide pipe 12 tops are fixedly installed togather with following actuating sleeve 7 bottoms, be installed with on the grappling housing 3 of last actuating sleeve 5 upper outside be no less than two be lower than grappling housing 3 outsides and can outwardly directed spline dental lamina 4, be installed with on the grappling housing 3 of following actuating sleeve 7 upper outside and be no less than two be lower than grappling housing 3 outsides and can outwardly directedly end dental lamina 8 down.The setting of spline dental lamina 4 can be anchored in the process of sleeve pipe inboard at it, has the effect that prevents that spline dental lamina 4 from rotating in the sleeve pipe inboard; The setting of dental lamina 8 can be anchored in the process of sleeve pipe inboard at it under ending, and has the effect that dental lamina 8 moves up and down in the sleeve pipe inboard under preventing to end; According to actual instructions for use, with the utility model carry out tandem compound or and the anchor of other type make up and use, to ensure the safety and the reliability of grappling work.
Can according to actual needs above-mentioned mechanical type anchor be made further optimization and/or improvements:
As shown in Figure 1, the outside, top connection 1 bottom is fixedly installed togather by screw thread with grappling housing 3 upper inner, and grappling housing 3 lower inside and guide sub 10 upper inner are fixedly installed togather by screw thread.
As shown in Figure 1, top connection 1 lower inside is installed with suspension joint 2 by screw thread, and suspension joint 2 lower inside and last actuating sleeve 5 upper inner are installed with tube connector 9.Suspension joint 2 can take place to prevent that actuating sleeve 5 from rocking in the process of upstroke that actuating sleeve 5 is up smoothly in the assurance at last actuating sleeve 5 with the setting of last tube connector 9.
Shown in accompanying drawing 1,3, on having, last actuating sleeve 5 bottoms drive circle cover 13, on drive circle cover 13 outsides have crown toward the outer side the below go up cover retaining latch 14, on drive circle cover 13 tops have with on drive circle cover 13 upper ends be connected as a single entity and present little big taper down on drive frustum 15, on drive frustum 15 upper ends the last guide table 16 that matches with grappling housing 3 internal diameters arranged; The last latch 17 that matches with last cover retaining latch 14 is arranged on grappling housing 3 inwalls.
Shown in accompanying drawing 1,4, under having, following actuating sleeve 7 bottoms drive circle cover 18, drive circle cover 18 outsides down the crown retaining latch 19 of trapping of below is toward the outer side arranged, driving circle cover 18 tops down has with driving circle cover 18 upper ends down and is connected as a single entity and presents the little following frustum 20 that drives of big taper down, and driving frustum 20 upper ends has the following guide table 21 that matches with grappling housing 3 internal diameters down; The following latch 22 that matches with the retaining latch 19 of trapping is arranged on grappling housing 3 inwalls.
Shown in accompanying drawing 1,2, spline dental lamina 4 outsides vertically are distributed with the baffle teeth 23 that is no less than row.The setting of baffle teeth 23 is can be at spline dental lamina 4 protruding and when being anchored on internal surface of sleeve pipe, has the effect that improves the grappling dynamics.
As shown in Figure 1, ending down, dental lamina 8 outsides along the circumferential direction are distributed with the only lower tooth 24 that is no less than a row.The setting that ends lower tooth 24 can have the effect that improves the grappling dynamics in that to end down dental lamina 8 protruding and when being anchored on internal surface of sleeve pipe.
Above technical characterictic has constituted most preferred embodiment of the present utility model, and it has stronger compliance and best implementation result, can increase and decrease non-essential technical characterictic according to actual needs, satisfies the demand of different situations.
The use of the utility model most preferred embodiment: select location is lowered to the utility model in sleeve pipe, after leader 11 of the present utility model meets with obstruction in sleeve pipe, continuation is pressurizeed to the utility model, making leader 11 move upward and drive guide pipe 12 moves upward, simultaneously, dental lamina 8 was protruding under actuating sleeve 7 upstrokes took place and only impels under guide pipe 12 promoted; Going up actuating sleeve 5 with tube connector 6 promotions at present upstrokes takes place and impels spline dental lamina 4 protruding, dental lamina 8 and spline dental lamina 4 are anchored on the internal surface of sleeve pipe under ending, carry drilling tool on after the grappling, that carries out several repeatedly presses down operation to guaranteeing spline dental lamina 4 and end down that dental lamina 8 firmly is anchored on the internal surface of sleeve pipe.
Claims (10)
1. a mechanical type anchor is characterized in that comprising top connection, grappling housing, last actuating sleeve, following actuating sleeve, guide sub and leader; The outside, top connection bottom is fixedly installed togather with grappling housing upper inner, the grappling lower housing portion is inboard to be fixedly installed togather with the guide sub upper inner, the grappling housing inboard of top connection below is set with actuating sleeve and following actuating sleeve, be installed with down tube connector between the upper inner of the lower inside of last actuating sleeve and following actuating sleeve, the leader upper end is fixed with guide pipe, the guide pipe middle part is sleeved on guide sub inside and can moves up and down, guide pipe top is fixedly installed togather with following actuating sleeve bottom, be installed with on the grappling housing of last actuating sleeve upper outside be no less than two be lower than grappling hull outside and can outwardly directed spline dental lamina, be installed with on the grappling housing of following actuating sleeve upper outside and be no less than two be lower than the grappling hull outside and can outwardly directedly end dental lamina down.
2. mechanical type anchor according to claim 1 is characterized in that the outside, top connection bottom is fixedly installed togather by screw thread with grappling housing upper inner, and the grappling lower housing portion is inboard to be fixedly installed togather by screw thread with the guide sub upper inner.
3. mechanical type anchor according to claim 1 and 2 is characterized in that the top connection lower inside is installed with suspension joint by screw thread, and suspension joint lower inside and last actuating sleeve upper inner are installed with tube connector.
4. mechanical type anchor according to claim 3, it is characterized in that the actuating sleeve bottom drives the circle cover on having, on drive the circle cover outside have crown toward the outer side the below go up cover retaining latch, on drive circle cover top have with on drive round set upper side be connected as a single entity and present little big taper down on drive frustum, on drive the frustum upper end the last guide table that matches with grappling housing internal diameter arranged; The last latch that matches with last cover retaining latch is arranged on the grappling inner walls.
5. mechanical type anchor according to claim 1 and 2, it is characterized in that driving the circle cover under the actuating sleeve bottom has down, drive the circle cover outside down the crown retaining latch of trapping of below is toward the outer side arranged, driving circle cover top down has with driving round set upper side down and is connected as a single entity and presents the little following frustum that drives of big taper down, the following guide table that matches with grappling housing internal diameter is arranged on driving frustum down; The following latch that matches with the retaining latch of trapping is arranged on the grappling inner walls.
6. mechanical type anchor according to claim 3, it is characterized in that driving the circle cover under the actuating sleeve bottom has down, drive the circle cover outside down the crown retaining latch of trapping of below is toward the outer side arranged, driving circle cover top down has with driving round set upper side down and is connected as a single entity and presents the little following frustum that drives of big taper down, the following guide table that matches with grappling housing internal diameter is arranged on driving frustum down; The following latch that matches with the retaining latch of trapping is arranged on the grappling inner walls.
7. mechanical type anchor according to claim 1 and 2 is characterized in that the spline dental lamina outside vertically is distributed with the baffle teeth that is no less than row.
8. mechanical type anchor according to claim 6 is characterized in that the spline dental lamina outside vertically is distributed with the baffle teeth that is no less than row.
9. mechanical type anchor according to claim 1 and 2, it is characterized in that ending down, the dental lamina outside along the circumferential direction is distributed with the lower tooth that ends that is no less than a row.
10. mechanical type anchor according to claim 6, it is characterized in that ending down, the dental lamina outside along the circumferential direction is distributed with the lower tooth that ends that is no less than a row.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320101869 CN203097776U (en) | 2013-03-06 | 2013-03-06 | Mechanical anchor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320101869 CN203097776U (en) | 2013-03-06 | 2013-03-06 | Mechanical anchor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203097776U true CN203097776U (en) | 2013-07-31 |
Family
ID=48849185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320101869 Expired - Fee Related CN203097776U (en) | 2013-03-06 | 2013-03-06 | Mechanical anchor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203097776U (en) |
-
2013
- 2013-03-06 CN CN 201320101869 patent/CN203097776U/en not_active Expired - Fee Related
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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: 20130731 Termination date: 20210306 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |