CN214330575U - Broken rod fisher for drill rod of rotary drilling rig - Google Patents
Broken rod fisher for drill rod of rotary drilling rig Download PDFInfo
- Publication number
- CN214330575U CN214330575U CN202120410417.0U CN202120410417U CN214330575U CN 214330575 U CN214330575 U CN 214330575U CN 202120410417 U CN202120410417 U CN 202120410417U CN 214330575 U CN214330575 U CN 214330575U
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- wire rope
- rod
- steel wire
- fishing head
- fishing
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- Expired - Fee Related
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Abstract
The utility model belongs to the technical field of the drilling tool is salvaged and specifically relates to a dig disconnected pole fisher of rig drilling rod soon is related to, and it is including the fishing head that is used for connecting interior festival drilling rod, fishing head and interior festival drilling rod fixed connection are provided with the wire rope cover that is used for entangling disconnected pole in fishing the head, and the wire rope cover contracts when salvaging disconnected pole, is provided with the ligature subassembly that is used for interim ligature wire rope cover between wire rope cover and the fishing head. In this application, make the wire rope cover tighten up until entangling disconnected pole, later drag the wire rope cover and pull out disconnected pole from drilling in, and then realized salvaging disconnected pole, this salvage process does not need work to go down again in the drilling, reaches the effect that has improved workman factor of safety.
Description
Technical Field
The application relates to the field of drilling tool salvaging, in particular to a broken rod salvaging device for a drill rod of a rotary drilling rig.
Background
The rotary drilling rig is a construction machine for pore-forming operation in building foundation engineering at present, is equipped with drilling tools such as a drill rod and a drill bit, utilizes the drill rod to drive the drill bit to go deep into underground and carry out punching work, and the drill rod is in long-time use because wearing and tearing consume or torsion is too big, the cracked condition often can appear, and broken rod and drill bit are pressed downtheholely, in order not to influence subsequent construction, need salvage drilling rod and drill bit.
A common broken rod fishing mode is manual fishing, fishing workers wear specific equipment for fishing, then enter a drill hole to find a broken rod, and pull the broken rod to be far away from the drill hole after finding the broken rod, so that the broken rod drives a drill bit to be fished out together.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: safety accidents easily occur when workers go deep into the drilled holes, and the safety factor of the workers is low.
SUMMERY OF THE UTILITY MODEL
In order to improve workman's factor of safety, this application provides a dig disconnected pole fisher of rig drilling rod soon.
The application provides a dig disconnected pole fisher of rig drilling rod soon adopts following technical scheme:
the utility model provides a dig disconnected pole fisher of rig drilling rod soon, is including the fishing head that is used for connecting interior festival drilling rod, fishing head and interior festival drilling rod fixed connection, is provided with the wire rope cover that is used for entangling disconnected pole in fishing the head, and the wire rope cover contracts when salvaging disconnected pole, is provided with the ligature subassembly that is used for interim ligature wire rope cover between wire rope cover and the fishing head.
By adopting the technical scheme, the inner section of the drill rod is utilized to drive the fishing head to go deep into the drill hole, so that the fishing tool is moved; the fishing head deepens gradually in drilling, up to fishing head and disconnected pole butt, and disconnected pole pass the fishing head insert in the festival drilling rod, remove the ligature subassembly this moment and to the fixed of wire rope cover position, then make the wire rope cover tighten up until entangling disconnected pole, later drag the wire rope cover and pull out disconnected pole from drilling in, and then realized salvaging disconnected pole, this salvage process does not need work to go down to drilling again in, reaches the effect that has improved workman factor of safety.
Optionally, one end of the steel wire rope sleeve in the fishing head is a knotting end, the knotting end is sleeved outside the steel wire rope sleeve, the knotting end is slidably connected with the steel wire rope sleeve, and the other end of the steel wire rope sleeve is a pulling end.
Through adopting above-mentioned technical scheme, when disconnected pole was located the fishing head, wire rope just in time overlaps in the disconnected pole outside, removes the fixed back of ligature subassembly to wire rope cover position, applys pulling force to the stretching strap end, and the stretching strap end drives wire rope cover and slides in the knot end, and the diameter that the wire rope cover was established in disconnected pole outside reduces gradually, and then has realized tightening up of wire rope cover, has further realized being connected between wire rope cover and the disconnected pole.
Optionally, the knotting end is fixedly connected with the fishing head.
By adopting the technical scheme, the position of the knot forming end at the fishing head is fixed, the movement of the steel wire rope sleeve when being tightened up is reduced, and the stability of the steel wire rope sleeve when being contracted is improved.
Optionally, the ligature subassembly includes ligature silk and through-hole, and the through-hole is seted up in the first lateral wall of salvaging, and ligature silk one end is passed and is wound to the first one end of keeping away from interior festival drilling rod to salvaging after the through-hole to with the other end fixed connection of ligature silk, the ligature silk is established in the wire rope cover outside, and ligature silk fracture when the wire rope cover contracts.
By adopting the technical scheme, the steel wire rope sleeve is bound at the fishing head by utilizing the binding wire, so that the steel wire rope sleeve is fixed at the fishing head, and the steel wire rope sleeve is driven when the fishing head moves; when the steel wire rope sling is tightened, the steel wire rope sling is pulled, the steel wire rope sling drives the binding wires to break, and then the fixing state of the binding wires to the steel wire rope sling is released, and meanwhile convenience for releasing the fixing state of the steel wire rope sling is improved.
Optionally, the binding wire is made of lead wire.
Through adopting above-mentioned technical scheme, the lead wire can fracture under the effect of gravity, is abandoned after the fracture, but the cost of lead wire is far less than the drill bit to economic loss has been reduced.
Optionally, a stirring steel wire rope is arranged in the fishing head, and one end of the stirring steel wire rope is fixedly connected with the inner wall of the fishing head.
Through adopting above-mentioned technical scheme, when interior festival drilling rod drives the fisher and gos deep into drilling, interior festival drilling rod drives the fisher and rotates for stirring wire rope in the fisher rotates in step, and stirring wire rope stirs the first interior mud of salvaging, thereby reduces condensing of the first interior mud of salvaging, and the mud that will prevent condensing blocks up the first stopper of salvaging and makes the first of salvaging lose effect.
In summary, the present application includes at least one of the following beneficial technical effects:
1. through the arrangement of the fishing head and the steel wire rope sleeve, the steel wire rope sleeve is dragged to pull out the broken rod from the drill hole, so that the broken rod is fished, the fishing process does not need to work and then put into the drill hole, and the effect of improving the safety coefficient of workers is achieved;
2. the steel wire rope sleeve is pulled through the arrangement of the binding wires and the through holes, the steel wire rope sleeve drives the binding wires to break, the fixing state of the binding wires on the steel wire rope sleeve is further released, and meanwhile, the convenience of releasing the fixing state of the steel wire rope sleeve is improved;
3. through the setting of stirring wire rope, stir the mud in the fishing head to reduce the condensation of the interior mud of fishing head, block up the fishing head with the mud of preventing condensing and make the fishing head lose effect.
Drawings
FIG. 1 is a schematic structural diagram of the connection of an overshot and an inner section of a drill rod in the embodiment of the application;
FIG. 2 is a schematic structural diagram of a side view of the fishing head in the embodiment of the present application;
fig. 3 is a schematic structural diagram of a bottom end view of the fishing head in the embodiment of the present application.
Description of reference numerals: 1. an inner section of drill rod; 2. a fisher; 21. fishing the head; 22. a steel wire rope sleeve; 221. forming a knot end; 222. pulling the end; 3. stirring the steel wire rope; 4. a binding assembly; 41. binding wires; 42. and a through hole.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a broken rod fisher for a drill rod of a rotary drilling rig. Referring to fig. 1, the broken rod fisher for the drill rod of the rotary drilling rig is connected to an inner section drill rod 1 vertically arranged on the rotary drilling rig, the fisher 2 comprises a fishing head 21 and a steel wire rope sleeve 22, and a binding assembly 4 is arranged between the steel wire rope sleeve 22 and the fishing head 21. When using fisher 2 to salvage disconnected pole, earlier through ligature subassembly 4 with the ligature of wire rope cover 22 in fishing head 21 department, then with fishing head 21 welding in 1 bottom of inner segment drilling rod, then start and dig the rig soon, it drives fishing head 21 and gos deep into in the drilling hole through inner segment drilling rod 1 to dig soon to bore, fishing head 21 drives wire rope cover 22 synchronous motion, fishing head 21 removes to being close to disconnected pole direction gradually, when up to fishing head 21 and disconnected pole butt, and disconnected pole passes fishing head 21 and insert in 1 bottom of inner segment drilling rod, utilize wire rope cover 22 to entangle disconnected pole this moment, then utilize inner segment drilling rod 1 to drag out the drilling with disconnected pole.
Referring to fig. 1, the inner section of drill rod 1 is located inside the drill rod of the rotary drilling rig, and is connected with the bottom end of the inner section of drill rod 1 when the broken rod is broken, after the broken rod is broken, the rest part of the broken rod is detached from the bottom end of the inner section of drill rod 1, and then the bottom end of the inner section of drill rod 1 is welded and fixed with the top end of the fishing head 21.
Referring to fig. 1 and 2, the vertical setting of fishing head 21, fishing head 21 top center and 1 bottom fixed connection of interior section drilling rod, fishing head 21 bottom sets up to uncovered state, the vertical setting of fishing head 21 bottom lateral wall, the level is provided with stirring wire rope 3 in fishing head 21 lateral wall, stirring wire rope 3 has two along vertical direction parallel arrangement, 3 one end of two stirring wire rope all with fishing head 21 inner wall fixed connection, the other end is towards the axis setting of fishing head 21.
When salvaging, interior festival drilling rod 1 drives salvage head 21 and removes to the direction of keeping away from ground along drilling gradually, salvage head 21 simultaneously and drive wire rope cover 22 simultaneous movement, in salvage head 21 motion process, interior festival drilling rod 1 drives whole fisher 2 and rotates, and then drive stirring wire rope 3 and stir the mud in the salvage head 21, in order to prevent the coagulation of mud in salvage head 21, thereby provide the passageway for the insertion of disconnected pole, until salvage head 21 roof and disconnected pole butt, disconnected pole is kept away from drill bit one end and is passed and insert interior festival drilling rod 1 bottom behind the salvage head 21, utilize wire rope cover 22 to entangle disconnected pole this moment.
Referring to fig. 1 and 3, two ends of the wire rope sling 22 are respectively a knotting end 221 and a pulling end 222, the pulling end 222 penetrates through a knotting ring of the knotting end 221, the pulling end 222 is slidably connected with the knotting end 221, the pulling end 222 is located at the ground and is fixedly connected with a machine for applying a pulling force to the pulling end 222, the knotting end 221 is located at the fishing head 21, the knotting end 221 is fixedly connected with the bottom end of the fishing head 21, a part between the knotting end 221 and the wire rope sling 22 is wound into a ring, and the wound part of the wire rope sling 22 is arranged along the circumferential direction of the bottom wall of the fishing head 21.
When the steel wire rope sleeve 22 is tightened, a machine for applying tension to the pulling end 222 is started to apply tension to the pulling end 222, under the force application effect of the pulling end 222, the diameter of a ring between the knot forming end 221 and the steel wire rope sleeve 22 is gradually reduced, the steel wire rope sleeve 22 contracts until the steel wire rope sleeve 22 abuts against the side wall of a broken rod, the broken rod is tightly bolted by the steel wire rope sleeve 22, connection between the broken rod and the fishing head 21 is also achieved, then the fishing head 21 is driven to move towards the direction far away from the drilled hole through the inner section drill rod 1, the broken rod is taken out of the drilled hole by the fishing head 21, fishing of the broken rod is achieved, the fishing process does not need to work and then goes into the drilled hole, and the effect of improving the safety coefficient of workers is achieved.
Referring to fig. 2, the binding assembly 4 includes a binding wire 41 and a through hole 42, the through hole 42 is horizontally opened at the outer side wall of the fishing head 21, the bottom wall of the through hole 42 penetrates through the inner wall of the fishing head 21, the through hole 42 is uniformly provided with a plurality of binding wires 41 made of lead wires, the binding wire 41 can break under the condition of being vigorously pulled, the number of the binding wires 41 is the same as that of the through hole 42, the binding wires 41 are vertically sleeved between the bottom ends of the through hole 42 and the fishing head 21, the binding wires 41 are in a complete set and are annular, the steel wire rope sling 22 is located between the bottom end of the binding wire 41 and the bottom end of the fishing head 21, and the plurality of binding wires 41 are all sleeved outside the circle surrounded by the steel wire rope sling 22.
Before fishing, the steel wire rope sleeve 22 is firstly bound at the bottom end of the fishing head 21 by using the binding wire 41; when one end of the broken rod, which is far away from the drill bit, is inserted into the fishing head 21, pulling force is applied to the pulling end 222, the binding wire 41 is broken under stress under the action of the pulling force of the pulling end 222, the steel wire rope sleeve 22 sleeved on the outer side of the broken rod gradually contracts, and the broken rod is tightly sleeved; the arrangement of the lead wire realizes the function of required fracture, and simultaneously reduces the cost consumption.
The implementation principle of the broken rod fisher for the drill rod of the rotary drilling rig is as follows: when the fishing tool 2 is used for fishing the broken rod, firstly, the steel wire rope sleeve 22 is bound at the bottom end of the fishing head 21 by the binding component 4, then the top end of the fishing head 21 is welded and fixed with the bottom end of the inner section drill rod 1, then the rotary drilling rig is started, the rotary drilling rig drives the whole fishing tool 2 to go deep into the drill hole through the inner section drill rod 1, the fishing head 21 gradually approaches to the broken rod along the drill hole, in the process, the rotary drilling rig drives the fishing tool 2 to rotate forwards and backwards according to frequency, the fishing tool 2 drives the stirring steel wire rope 3 to stir slurry in the fishing head 21 so as to reduce slurry condensation, until one end of the broken rod, far away from the drill bit, penetrates through the fishing head 21 and is inserted into the bottom end of the inner section drill rod 1, at the moment, the pulling end 222 is exerted with pulling force, the binding wire 41 is broken, the position of the steel wire rope sleeve 22 is released, the steel wire rope sleeve 22 is continuously pulled, the steel wire rope sleeve 22 is contracted until the steel wire rope sleeve 22 tightly sleeves the broken rod, then utilize interior section drilling rod 1 to drive fisher 2 and rise, fisher 2 will break the pole and fish out from drilling, and then reduced the influence to drilling follow-up construction.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (6)
1. The utility model provides a dig broken rod fisher of rig drilling rod soon which characterized in that: the fishing device comprises a fishing head (21) used for connecting an inner section of drill rod (1), wherein the fishing head (21) is fixedly connected with the inner section of drill rod (1), a steel wire rope sleeve (22) used for sleeving a broken rod is arranged in the fishing head (21), the steel wire rope sleeve (22) shrinks when the broken rod is fished, and a binding assembly (4) used for temporarily binding the steel wire rope sleeve (22) is arranged between the steel wire rope sleeve (22) and the fishing head (21).
2. The broken rod fisher for the drill rod of the rotary drilling rig according to claim 1, wherein: one end of the steel wire rope sleeve (22) located in the fishing head (21) is a knot forming end (221), the knot forming end (221) is sleeved on the outer side of the steel wire rope sleeve (22), the knot forming end (221) is in sliding connection with the steel wire rope sleeve (22), and the other end of the steel wire rope sleeve (22) is a pulling end (222).
3. The broken rod fisher for the drill rod of the rotary drilling rig according to claim 2, wherein: the knotting end (221) is fixedly connected with the fishing head (21).
4. The broken rod fisher for the drill rod of the rotary drilling rig according to claim 1, wherein: ligature subassembly (4) are including ligature silk (41) and through-hole (42), and salvage head (21) lateral wall is seted up in through-hole (42), and ligature silk (41) one end is passed through-hole (42) back and is wound around keeping away from interior festival drilling rod (1) one end to salvage head (21) to with the other end fixed connection of ligature silk (41), establish in wire rope cover (22) the outside ligature silk (41), ligature silk (41) fracture when wire rope cover (22) shrink.
5. The broken rod fisher of the drill rod of the rotary drilling rig according to claim 4, wherein: the binding wire (41) is made of lead wires.
6. The broken rod fisher for the drill rod of the rotary drilling rig according to claim 1, wherein: a stirring steel wire rope (3) is arranged in the fishing head (21), and one end of the stirring steel wire rope (3) is fixedly connected with the inner wall of the fishing head (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120410417.0U CN214330575U (en) | 2021-02-24 | 2021-02-24 | Broken rod fisher for drill rod of rotary drilling rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120410417.0U CN214330575U (en) | 2021-02-24 | 2021-02-24 | Broken rod fisher for drill rod of rotary drilling rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214330575U true CN214330575U (en) | 2021-10-01 |
Family
ID=77884593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120410417.0U Expired - Fee Related CN214330575U (en) | 2021-02-24 | 2021-02-24 | Broken rod fisher for drill rod of rotary drilling rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214330575U (en) |
-
2021
- 2021-02-24 CN CN202120410417.0U patent/CN214330575U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211001 |