CN210685906U - Open-close type drill bit fishing device - Google Patents
Open-close type drill bit fishing device Download PDFInfo
- Publication number
- CN210685906U CN210685906U CN201921396780.0U CN201921396780U CN210685906U CN 210685906 U CN210685906 U CN 210685906U CN 201921396780 U CN201921396780 U CN 201921396780U CN 210685906 U CN210685906 U CN 210685906U
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- Prior art keywords
- casing
- nut
- shell
- drill bit
- lead screw
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- Expired - Fee Related
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- 238000007789 sealing Methods 0.000 claims description 10
- 230000008878 coupling Effects 0.000 abstract description 3
- 238000010168 coupling process Methods 0.000 abstract description 3
- 238000005859 coupling reaction Methods 0.000 abstract description 3
- 238000005553 drilling Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 6
- 230000006978 adaptation Effects 0.000 description 2
- 230000002337 anti-port Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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Abstract
The utility model discloses an open-close type drill bit fishing device relates to medical instrument technical field. Open-close type drill bit fishing device is including the cavity connector, casing and the anchor clamps that connect gradually, be equipped with rotating turret, nut and lead screw in the casing, the one end of rotating turret stretches out from the upper end through-hole of casing and the bottom fixed connection of cavity connector, and the inside of casing and the inside wall rotatable coupling of casing are located to the other end card, the nut with the rotating turret keep away from the one end fixed connection of cavity connector and with the inside wall rotatable coupling of casing, the lead screw passes nut and nut threaded connection, just the one end that the rotating turret was kept away from to the lead screw stretches out the lower extreme through-hole of casing is connected with a lasso, the lasso is connected with the runner assembly in the anchor clamps. The utility model discloses the drill bit is salvaged efficiently, and the anchor clamps opening is adjustable, makes the utility model discloses can be applicable to the salvage of the not equidimension drill bit of many clocks, improved the utility model discloses an application scope.
Description
Technical Field
The utility model belongs to the technical field of the technique and specifically relates to an open-close type drill bit fishing device is related to.
Background
The rotary drilling rig is common equipment for drilling bored concrete piles and is applicable to most soil layer pile foundations. Due to the reasons of geology and the like, the rotary drilling bit serving as a direct hole forming component can be loosened and dropped under certain conditions. The reason for this is that the connection pin is broken due to fatigue, which may cause the drill rod and the drill bit to loosen; or the safety of the connecting pin is cut off, and the pin automatically withdraws due to vibration in the drilling process, so that the drill rod is separated from the drill bit; or the connection square box of the drill bit is subjected to fatigue failure, so that the drill rod is separated from the drill bit barrel when the torque is transmitted. This not only can influence and continue drilling operation, influences the time limit for a project, also can cause the great loss of property of enterprise, for engineering continuation construction, can ask the manual work of high price to salvage usually, salvage personnel on the one hand and fall into deep well operation with life danger, on the other hand the enterprise also undertakes certain safety in production risk.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above-mentioned problem, a open-close type drill bit fishing device is provided, this open-close type drill bit fishing device's drill bit is salvaged efficiently, only need rotate through drilling rod drive connector drive lead screw up or down move can, and the anchor clamps opening is adjustable, make the utility model discloses the salvage of the drill bit of many clocks equidimensions has not been applicable to has improved the utility model discloses an application scope.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
an open-close type drill bit fishing device comprises
One end of the hollow connector is a free end, and one end of a drill rod of the rotary excavating machine is inserted into the hollow part of the hollow connector so as to fixedly connect the hollow connector with the drill rod of the rotary excavating machine;
the cable connector comprises a shell, wherein a rotating frame, a nut and a screw rod are arranged in the shell, a first through hole for the rotating frame to extend out and a second through hole for the screw rod to extend out are respectively formed in the upper end and the lower end of the shell, one end of the rotating frame extends out from the first through hole and is fixedly connected with the bottom of a hollow connector, the other end of the rotating frame is clamped in the shell and is rotatably connected with the inner side wall of the shell, the nut is fixedly connected with one end, far away from the hollow connector, of the rotating frame and is rotatably connected with the inner side wall of the shell, the screw rod penetrates through the nut and is in threaded connection with the nut, and one end, far away from the rotating frame, of the screw rod extends out of the second through hole of;
the fixture comprises a first clamping arm and a second clamping arm, one end of the first clamping arm and one end of the second clamping arm are respectively hinged with two sides of one end of the shell, which is far away from the hollow connector, the other ends of the first clamping arm and the second clamping arm are respectively provided with a hook part, and the hook directions of the two hook parts are oppositely arranged so that the first clamping arm and the second clamping arm can hook the drill bit; all be equipped with the engaging lug on the relative inboard of first arm lock and second arm lock, be equipped with two rotating assembly between first arm lock and the second arm lock, two rotating assembly's one end rotates respectively to be connected in two on the engaging lug, noose cover is located two on rotating assembly's the other end.
Further, the casing includes last casing and lower casing through bolted connection, the rotating turret with the inside joint of last casing, first arm lock and second arm lock respectively with the both sides of the one end of last casing are kept away from to lower casing are articulated.
Furthermore, the screw rod comprises a first screw rod and a second screw rod which are connected, the first screw rod is in threaded connection with the nut, the diameter of the second screw rod is larger than that of the first screw rod, and one end, far away from the first screw rod, of the second screw rod extends out of the second through hole and is connected with the lasso.
Furthermore, a first sealing ring is further arranged between one end, far away from the nut, of the rotating frame and the upper shell.
Further, a second sealing ring is arranged between the second screw rod and the lower shell.
Furthermore, two rotating assemblies are arranged between the first clamping arm and the second clamping arm in a left-right mode, each rotating assembly comprises a rotating plate, one end of each rotating plate is connected to the connecting lug in a rotating mode through a connecting rod, and the other end of each rotating plate is provided with a protruding portion for the noose to be sleeved.
Further, be equipped with the rectangle recess on the inside wall of going up the casing, the one end that the cavity connector was kept away from to the rotating turret be equipped with the rectangle joint portion of rectangle recess looks adaptation, so that the rotating turret card is located in the upper housing and with the inside wall of upper housing rotates and is connected.
Furthermore, a supporting groove is formed in the inner side wall of the lower shell, and the nut is supported on the supporting groove so that the nut can be rotatably connected with the inner side wall of the shell.
Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:
the utility model discloses a set up the rotating turret in the casing, nut and lead screw, and set up hollow connector and anchor clamps respectively at the both ends of casing, make when rotating through the hollow connector of drilling rod drive the time center connector can drive the rotating turret and rotate, and then drive the nut and rotate, the nut rotates opening of anchor clamps is then realized to the screw downstream of in-process screw, make opening angle of anchor clamps unanimous with the size of drill bit, hollow connector of backdrive makes its antiport again, make the nut rotate in-process lead screw upward movement, can realize anchor clamps and press from both sides the drill bit tightly, finally realize salvaging of drill bit. Therefore, the utility model discloses the drill bit is salvaged efficiently, only need to rotate through drilling rod drive connector and drive the lead screw up or down the motion can, and the anchor clamps opening is adjustable, makes the utility model discloses the salvage of the not equidimension drill bit of many clocks that can be applicable has improved the utility model discloses an application scope.
Drawings
Fig. 1 is a schematic structural view of an open-close type drill bit fishing device according to an embodiment of the present invention when a clamp is opened;
fig. 2 is a schematic structural view of the open-close type drill bit fishing device according to the embodiment of the present invention when the clamp is closed;
in the drawing, 1-hollow connector, 11-pin inserting hole, 2-shell, 21-upper shell, 22-lower shell, 3-clamp, 31-first clamping arm, 32-first clamping arm, 33-bent hook part, 34-connecting lug, 35-rotating component, 351-rotating plate, 352-bulge part, 4-rotating frame, 41-rectangular clamping part, 5-nut, 6-screw rod, 61-first screw rod, 62-second screw rod, 7-noose, 8-first sealing ring and 9-second sealing ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Examples
As shown in fig. 1 and 2, an open-close type drill bit fishing device comprises a hollow connector 1, a shell 2 and a clamp 3, wherein the hollow connector 1 is a cylinder with an upper end opening and a lower end sealed, one end of the hollow connector 1 is a free end, when the open-close type drill bit fishing device is used, one end of a drill rod of a rotary excavating machine is inserted into a hollow part of the hollow connector 1, and a pin inserting hole 11 is further formed in the hollow connector 1, so that the hollow connector 1 and the drill rod of the rotary excavating machine are fixedly connected through a pin. Be equipped with rotating turret 4, nut 5, lead screw 6 in the casing 2, the confession has been seted up respectively to the upper end and the lower extreme of casing 2 first through-hole that the rotating turret 4 stretched out and confession the second through-hole that lead screw 6 stretched out, because the tip of rotating turret 4 is greater than the tip of lead screw 6, the diameter of first through-hole is greater than the diameter of second through-hole. One end of the rotating frame 4 extends out of the first through hole and is fixedly connected with the bottom of the hollow connector 1, and the other end of the rotating frame 4 is clamped in the shell 2 and is rotatably connected with the inner side wall of the shell 2. The nut 5 with the rotating turret 4 keep away from the one end fixed connection of cavity connector 1 and with casing 2's inside wall rotatable coupling, lead screw 6 passes nut 5 with nut 5 threaded connection, just lead screw 6 keeps away from the one end of rotating turret 4 stretches out casing 2's second through-hole and is connected with a lasso 7. Anchor clamps 3 include first arm lock 31 and second arm lock 32, the one end of first arm lock 31 and second arm lock 32 respectively with the both sides of the one end of cavity connector 1 are kept away from to casing 2 are articulated, the other end of first arm lock 31 and second arm lock 32 all is equipped with hook portion 33, and two hook portion 33's hook direction sets up so that first arm lock 31 and second arm lock 32 can be colluded the drill bit. All be equipped with engaging lug 34 on the relative inboard of first arm lock 31 and second arm lock 32, be equipped with two rotating component 35 between first arm lock 31 and the second arm lock 32, two rotating component 35's one end rotates respectively to be connected in two on the engaging lug 34, two are located to lasso 7 cover on rotating component 35's the other end.
Further, casing 2 includes upper housing 21 and lower casing 22 through bolted connection, rotating turret 4 with the inside joint of upper housing 21, first arm lock 31 and second arm lock 32 respectively with the both sides of the one end of upper housing 21 are kept away from to lower casing 22 are articulated.
Further, the screw rod 6 comprises a first screw rod 61 and a second screw rod 62 which are connected, the first screw rod 61 and the second screw rod 62 are coaxially arranged, the first screw rod 61 is in threaded connection with the nut 5, the diameter of the second screw rod 62 is larger than that of the first screw rod 61, and one end, far away from the first screw rod 61, of the second screw rod 62 extends out of the second through hole and is connected with the noose 7.
Further, a first sealing ring 8 is further arranged between one end of the rotating frame 4 far away from the nut 5 and the upper shell 21. Second lead screw 62 with still be equipped with second sealing washer 9 between the lower casing 22, owing to the drill bit that needs to salvage is generally sunken in the puddle, first sealing washer 8 and second sealing washer 9 set up and can prevent to adopt the utility model discloses inside mud etc. entered into casing 2 when salvaging the drill bit, influence the rotation of rotating turret 4 and nut 5, influence the result of use.
Further, two rotating assemblies 35 are disposed between the first clamping arm 31 and the second clamping arm 32, each rotating assembly 35 includes a rotating plate 351, one end of the rotating plate 351 is rotatably connected to the connecting lug 34 through a connecting rod, and the other end of the rotating plate 351 is provided with a protruding portion 352 for the noose 7 to be hitched.
Further, be equipped with the rectangle recess on the inside wall of going up casing 21, the one end that cavity connector 1 was kept away from to rotating turret 4 be equipped with rectangle joint portion 41 of rectangle recess looks adaptation, so that rotating turret 4 card is located go up in the casing 21 and with the inside wall of going up casing 21 rotates and is connected.
Furthermore, a supporting groove is formed on the inner side wall of the lower shell 22, and the nut 5 is supported on the supporting groove, so that the nut 5 is rotatably connected with the inner side wall of the lower shell 22.
The utility model discloses a set up the rotating turret 4 in casing 2, nut 5 and lead screw 6, and set up hollow connector 1 and anchor clamps 3 respectively at the both ends of casing 2, make when rotating through hollow connector 1 of drilling rod drive the hollow connector 1 the time center connector 1 can drive the rotating turret 4 and rotate, and then drive nut 5 and rotate, 6 downstream of nut 5 rotation in-process lead screw then realize opening of anchor clamps 3, make opening angle of anchor clamps 3 unanimous with the size of drill bit, the backdrive drilling rod makes 1 antiport of hollow connector again, make nut 5 rotate in-process lead screw 6 upward movement, can realize that anchor clamps 3 press from both sides the drill bit tightly, finally realize salvaging of drill bit. Therefore, the utility model discloses the drill bit is salvaged efficiently, only need to rotate through the hollow connector of drilling rod drive 1 and drive lead screw 6 up or down move can, and 3 openings of anchor clamps are adjustable, make the utility model discloses can be applicable to the salvage of the not drill bit of equidimension of many clocks, improved the utility model discloses an application scope.
The above description is for the detailed description of the preferred possible embodiments of the present invention, but the embodiments are not intended to limit the scope of the present invention, and all equivalent changes or modifications accomplished under the technical spirit suggested by the present invention should fall within the scope of the present invention.
Claims (8)
1. The utility model provides an open-close type drill bit fishing device which characterized in that: comprises that
One end of the hollow connector is a free end, and one end of a drill rod of the rotary excavating machine is inserted into the hollow part of the hollow connector so as to fixedly connect the hollow connector with the drill rod of the rotary excavating machine;
the cable connector comprises a shell, wherein a rotating frame, a nut and a screw rod are arranged in the shell, a first through hole for the rotating frame to extend out and a second through hole for the screw rod to extend out are respectively formed in the upper end and the lower end of the shell, one end of the rotating frame extends out from the first through hole and is fixedly connected with the bottom of a hollow connector, the other end of the rotating frame is clamped in the shell and is rotatably connected with the inner side wall of the shell, the nut is fixedly connected with one end, far away from the hollow connector, of the rotating frame and is rotatably connected with the inner side wall of the shell, the screw rod penetrates through the nut and is in threaded connection with the nut, and one end, far away from the rotating frame, of the screw rod extends out of the second through hole of;
the fixture comprises a first clamping arm and a second clamping arm, one end of the first clamping arm and one end of the second clamping arm are respectively hinged with two sides of one end of the shell, which is far away from the hollow connector, the other ends of the first clamping arm and the second clamping arm are respectively provided with a hook part, and the hook directions of the two hook parts are oppositely arranged so that the first clamping arm and the second clamping arm can hook the drill bit; all be equipped with the engaging lug on the relative inboard of first arm lock and second arm lock, be equipped with two rotating assembly between first arm lock and the second arm lock, two rotating assembly's one end rotates respectively to be connected in two on the engaging lug, noose cover is located two on rotating assembly's the other end.
2. The open-close type drill bit fishing device according to claim 1, wherein: the casing includes last casing and lower casing through bolted connection, the rotating turret with the inside joint of last casing, first arm lock and second arm lock respectively with the both sides of the one end of last casing are kept away from to the casing down are articulated.
3. The split bit fishing device of claim 2, wherein: the lead screw is including the first lead screw and the second lead screw that are connected, first lead screw with nut threaded connection, the diameter of second lead screw is greater than the diameter of first lead screw, the second lead screw is kept away from the one end of first lead screw stretches out the second through-hole and connects the lasso.
4. The split bit fishing device of claim 2, wherein: and a first sealing ring is further arranged between one end of the rotating frame, which is far away from the nut, and the upper shell.
5. The open-close type drill bit fishing device according to claim 3, wherein: and a second sealing ring is also arranged between the second screw rod and the lower shell.
6. The split bit fishing device of claim 2, wherein: two the runner assembly in set up about between first arm lock and the second arm lock, each the runner assembly includes a commentaries on classics board, the one end of changeing the board rotates through a connecting rod and connects on the engaging lug, the other end of changeing the board is equipped with the confession the bellying that the lasso was encircleed.
7. The split bit fishing device of claim 2, wherein: the inner side wall of the upper shell is provided with a rectangular groove, and one end, away from the hollow connector, of the rotating frame is provided with a rectangular clamping portion matched with the rectangular groove, so that the rotating frame is clamped in the upper shell and is rotatably connected with the inner side wall of the upper shell.
8. The split bit fishing device of claim 2, wherein: the inner side wall of the lower shell is provided with a supporting groove, and the nut is supported on the supporting groove so as to be rotatably connected with the inner side wall of the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921396780.0U CN210685906U (en) | 2019-08-27 | 2019-08-27 | Open-close type drill bit fishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921396780.0U CN210685906U (en) | 2019-08-27 | 2019-08-27 | Open-close type drill bit fishing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210685906U true CN210685906U (en) | 2020-06-05 |
Family
ID=70883524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921396780.0U Expired - Fee Related CN210685906U (en) | 2019-08-27 | 2019-08-27 | Open-close type drill bit fishing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210685906U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112127824A (en) * | 2020-09-11 | 2020-12-25 | 胡恩宏 | Continuous equipment of salvaging that connects of bridge engineering drill bit |
| CN113818828A (en) * | 2020-06-19 | 2021-12-21 | 江门宝锐机械工程有限公司 | Screw principle fishing device |
-
2019
- 2019-08-27 CN CN201921396780.0U patent/CN210685906U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113818828A (en) * | 2020-06-19 | 2021-12-21 | 江门宝锐机械工程有限公司 | Screw principle fishing device |
| CN112127824A (en) * | 2020-09-11 | 2020-12-25 | 胡恩宏 | Continuous equipment of salvaging that connects of bridge engineering drill bit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200605 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |