CN212656765U - Cobble is fished for and is dug drill bit soon - Google Patents
Cobble is fished for and is dug drill bit soon Download PDFInfo
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- CN212656765U CN212656765U CN202020713477.5U CN202020713477U CN212656765U CN 212656765 U CN212656765 U CN 212656765U CN 202020713477 U CN202020713477 U CN 202020713477U CN 212656765 U CN212656765 U CN 212656765U
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Abstract
The utility model discloses a cobble is dragged for and is dug drill bit soon, include: the cylinder body is internally provided with an unlocking mechanism; the pick cylinder seat is cylindrical, picks are mounted at the bottom of the pick cylinder seat, one side of the upper portion of the pick cylinder seat is hinged with the bottom of the cylinder, and a hook seat connected with the unlocking mechanism is arranged on the other side of the upper portion of the pick cylinder seat; the fishing mechanism comprises a plurality of fishing assemblies, each fishing assembly comprises a fishing plate, a movable plate, a rotating shaft and two connecting plates, the connecting plates are fixedly connected to the inner wall of the cutting pick barrel seat, the movable plates are rotatably connected to the middle of the connecting plates through the rotating shaft, the fishing plates are fixedly connected to the upper end faces of the movable plates, the outer ends of the fishing plates extend to two, all of the upper ends of the connecting plates can be spliced into a baffle to seal the barrel bottom of the cutting pick barrel seat. The drilling efficiency of the pebble soil layer can be improved.
Description
Technical Field
The utility model relates to a stake hole mechanical equipment technical field especially relates to a cobble is dragged for and is dug drill bit soon.
Background
When the construction process of the pile foundation meets geological layers of pebbles and boulders, pebbles with larger diameters are difficult to enter a commonly used sand scooping bucket drill bit barrel of a rotary excavating machine, the operation of pile holes is difficult, the construction difficulty is increased, and the construction cost is improved.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a cobble is fished for and is dug drill bit soon can solve general pick and drag for conventional drill bit such as sand hopper and advance the soil mouth and can't fish for great diameter cobble problem for a short time.
The embodiment of the utility model provides an adopted technical scheme is: a rotary drill bit is dragged for to ovum, includes:
the cylinder body is internally provided with an unlocking mechanism;
the pick cylinder seat is cylindrical, picks are mounted at the bottom of the pick cylinder seat, one side of the upper portion of the pick cylinder seat is hinged with the bottom of the cylinder, and a hook seat connected with the unlocking mechanism is arranged on the other side of the upper portion of the pick cylinder seat;
the fishing mechanism comprises a plurality of fishing assemblies, each fishing assembly comprises a fishing plate, a movable plate, a rotating shaft and two connecting plates, the connecting plates are fixedly connected to the inner wall of the cutting pick barrel seat, the movable plates are rotatably connected to the middle of the connecting plates through the rotating shaft, the fishing plates are fixedly connected to the upper end faces of the movable plates, the outer ends of the fishing plates extend to two, all of the upper ends of the connecting plates can be spliced into a baffle to seal the barrel bottom of the cutting pick barrel seat.
According to the utility model discloses dig drill bit soon is dragged for to cobble, has following beneficial effect at least: when pile hole operation is carried out on a geological layer containing pebbles and boulders, when the drill bit rises downwards, pebbles drag for the plate through extrusion, the drag for plate rotates along with the movable plate and expands inwards, the pebbles enter the barrel, after the pebbles fill the barrel, the drill bit is lifted upwards, the pebbles push the drag for plate to rotate downwards through self gravity, when the drag for plate rotates to be in contact with the upper end of the connecting plate, the connecting plate can limit the drag for plate to continue to rotate downwards, at the moment, all the drag for plates are combined together to form a baffle plate, the barrel bottom of the pick barrel base is blocked, the pebbles are left in the barrel, then the drill bit is lifted out of the pile hole, the pick barrel base is opened through the unlocking mechanism, the pick barrel base is separated from the barrel, the pebbles are poured out from the barrel, and the drag for operation is completed.
According to some embodiments of the utility model, the top of barrel is equipped with the roof, the roof sinks set up in the barrel.
According to some embodiments of the utility model, be equipped with the connection square chest on the roof, the axostylus axostyle of canceling release mechanical system with connect through two piece at least horizontal backup pads between the square chest, horizontal backup pad all with vertical support plate connects, vertical support plate's bottom with the roof is connected.
According to the utility model discloses a some embodiments, connect the square chest and include box and reinforcement frame, inside cavity of box and top opening are for the matching of the quick-witted drilling rod of digging soon to insert, and week side is equipped with the box through-hole, the up end of box is the plane, the reinforcement frame cover is established box week side is in order to be used for consolidating the box, reinforcement frame up end is the plane, and with box up end parallel and level.
According to some embodiments of the utility model, the box through-hole includes from the first pinhole that a set of opposite face of box runs through, just first pinhole vertical arrangement is provided with a plurality ofly.
According to some embodiments of the invention, the box through-hole further comprises a second pin hole running through the arrangement from another set of opposite faces of the box.
According to the utility model discloses a some embodiments, the bottom of barrel is equipped with articulated limit cover, one side on the upper portion of pick bobbin holder is equipped with articulated well cover, and articulated axis can be worn to establish articulated well cover with in the articulated limit cover, will the pick bobbin holder with the barrel is articulated.
According to some embodiments of the invention, the roof is provided with a reamer.
According to some embodiments of the utility model, the outer wall of pick barrel holder is fitted with a contraceptive ring and is equipped with a plurality of wear-resisting pieces.
According to some embodiments of the utility model, the upper portion of barrel is equipped with the apopore.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic view of the overall structure of a rotary excavating drill bit for pebble fishing according to the embodiment of the present invention;
FIG. 2 is a schematic view of the fishing mechanism in the pick holder in a closed position;
FIG. 3 is a schematic view of the fishing mechanism in the pick holder in an open position;
fig. 4 is a perspective view of the fishing assembly;
fig. 5 is a side view of the fishing assembly of fig. 4;
FIG. 6 is the utility model discloses the superstructure sketch map of dig the drill bit soon is dragged for to cobble
FIG. 7 shows a prior art connecting square box;
fig. 8 is a schematic view of the structure of the connecting square box (a schematic view of the structure of the drill pipe part of the additional rotary excavating machine).
Reference numerals:
the barrel body 100, the top plate 110, the hinged side sleeve 120 and the water outlet hole 130;
an unlocking mechanism 200;
the cutting pick comprises a cutting pick cylinder seat 300, a cutting pick 310, a hook seat 320, a hinged middle sleeve 330 and a wear-resistant block 340;
the fishing mechanism 400, the fishing component 410, the fishing plate 411, the movable plate 412, the rotating shaft 413 and the connecting plate 414;
the square box 500, the box 510, the reinforcing frame 520, the box through hole 511, the first pin hole 5111 and the second pin hole 5112 are connected;
a connector body 710, a connector cap 720, and a connecting pin hole 730;
a reamer 800.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.
Referring to fig. 1, the rotary excavating drill bit for pebble fishing comprises:
a cylinder body 100, wherein an unlocking mechanism 200 is arranged in the cylinder body 100;
the cutting pick cylinder seat 300 is cylindrical, a cutting pick 310 is arranged at the bottom of the cutting pick cylinder seat 300, one side of the upper part of the cutting pick cylinder seat 300 is hinged with the bottom of the cylinder body 100, and a hook seat 320 connected with the unlocking mechanism 200 is arranged at the other side of the upper part of the cutting pick cylinder seat 300;
the fishing mechanism 400 comprises a plurality of fishing assemblies 410, each fishing assembly 410 comprises a fishing plate 411, a movable plate 412, a rotating shaft 413 and two connecting plates 414, the two connecting plates 414 are fixedly connected to the inner wall of the cutting pick holder 300, the movable plate 412 is rotatably connected between the two connecting plates 414 through the rotating shaft 413, the fishing plate 411 is fixedly connected to the upper end face of the movable plate 412, the outer end of the fishing plate 411 extends to the upper portions of the two connecting plates 414, and all the movable plates 412 can be spliced to form a baffle to seal the bottom of the cutting pick holder 300.
As shown in fig. 2 to 5, when performing a pile boring operation on a geological formation containing pebbles and boulders, the drill bit is raised downward by the rotary drilling machine. The pebbles are squeezed by the fishing plate 411, the fishing plate 411 rotates around the rotating shaft 413 along with the movable plate 412 and is opened inwards, and the pebbles enter the barrel. After the pebbles are filled in the barrel 100, the drill bit is lifted by the upward-rotating digging machine, the pebbles push the fishing plate 411 to rotate downwards through self gravity, and because the outer end of the fishing plate 411 extends to the upper part of the two connecting plates 414, when the outer end of the fishing plate 411 is pressed against the upper end face of the connecting plate 414, the connecting plate 414 can limit the fishing plate 411 to rotate downwards continuously. At this time, all the fishing plates 411 are combined together to form a baffle plate, the bottom of the cutting pick cylinder base 300 is blocked, pebbles are left in the cylinder body 100, then the rotary drilling machine lifts the drill bit out of the pile hole, the cutting pick cylinder base 300 is opened through the unlocking mechanism 200, the cutting pick cylinder base 300 is separated from the cylinder body 100, the pebbles are poured out of the cylinder, and the fishing operation is completed.
As shown in fig. 6, according to some embodiments of the present invention, a top plate 110 is disposed at the top end of the barrel 100, and the top plate 110 is sunk into the barrel 100.
The top plate 110 is sunk into the cylinder 100, and the circumferential wall of the top plate 110 is welded with the inside of the cylinder 100, so that the welding seam is hidden in the cylinder 100, and the possibility that the welding seam is easily abraded and broken due to exposure is reduced.
As shown in fig. 6, according to some embodiments of the present invention, a connecting square box 500 is disposed on the top plate 110, the shaft rod of the unlocking mechanism 200 is connected to the connecting square box 500 through at least two horizontal supporting plates 610, the horizontal supporting plates 610 are all connected to the vertical supporting plate 620, and the bottom end of the vertical supporting plate 620 is connected to the top plate 110.
The shaft lever of the unlocking mechanism 200 is supported by a plurality of transverse support plates 610 and vertical support plates 620, and the structural strength and reliability are improved. The problems of bending, breaking and the like are reduced.
In the conventional connection square box shown in fig. 7, the reinforcing frame 520 only needs to be welded to the box body 510, and in order to reduce the welding difficulty, the upper end surface of the reinforcing frame 520 is generally lower than the upper end surface of the box body 520, and the upper end surface of the box body 510 and a pin shaft of the box body 510 matched with a drill rod bear the pressure of the drill rod of the rotary drilling machine. In the using process, the part of the upper part of the box body 510 protruding out of the reinforcing frame 520 is often easily deformed by pressure, and the pin shaft bears the pressure independently, so that the pin shaft is easy to break, the barrel body falls off, and the safety is low and the cost is high.
As shown in fig. 8, according to some embodiments of the present invention, the connection square box 500 includes a box body 510 and a reinforcement frame 520, the inside hollow of the box body 510 and the top opening are for matching and inserting of the drilling rod of the rotary drilling machine, the side of the box body is provided with a box body through hole 511, the upper end surface of the box body 510 is a plane, the reinforcement frame 520 is sleeved on the side of the box body 510 to reinforce the box body 510, the upper end surface of the reinforcement frame 520 is a plane, and is flush with the upper end surface of the box body 510.
By arranging the upper end surfaces of the reinforcing frame 520 and the box body 510 to be flat and flush, when the drill rod of the rotary drilling machine is pressed down, the reinforcing frame 520 and the box body 510 bear pressure together, so that the pressure bearing area is increased, and excessive abrasion and deformation of the box body 510 are avoided.
As shown in fig. 7, the lower portion of the drill rod of the rotary drilling machine is provided with a connector for connecting with the box 510, the connector includes a connector body 710 and a connector cap 720, and the connector body 710 is provided with a connecting pin hole 730.
The box 510 is hollow and has an upper opening for inserting a drill rod of a rotary drilling machine in a matching manner, specifically, the inner space of the box 510 is matched with the connector body 710 at the lower part of the drill rod of the rotary drilling machine, a box through hole 511 is formed around the box 510 to match with the connecting pin hole 530, so that the box 510 and the drill rod of the rotary drilling machine are connected by inserting a pin shaft (not shown in the figure), and the upper end surface of the box 510 is a plane.
The reinforcing frame 520 is disposed around the box 510 for reinforcing the box 510, and an upper end surface of the reinforcing frame 520 is a plane and flush with an upper end surface of the box 510. It is contemplated that the upper surfaces of the case body 510 and the reinforcing frame 520 are at the same level after the case body 510 and the reinforcing frame 520 are assembled, and the upper surfaces of the case body 510 and the reinforcing frame 520 can jointly bear the pressure of the connector cap 720, that is, the pressed area is increased, thereby preventing the case body 510 from being excessively deformed.
According to some embodiments of the present invention, the box through hole 511 includes a first pin hole 5111 penetrating from a set of opposite surfaces of the box 510, and the first pin hole 5111 is vertically arranged to be provided in plurality. Through vertical arranging being provided with a plurality of first pinhole 5111, different model connectors, its pinhole height is different, selects suitable first pinhole 5111, has improved the suitability.
According to some embodiments of the present invention, the box through hole 511 further includes a second pin hole 5112 penetrating from another set of opposite surfaces of the box 510.
For some connectors with pin holes on multiple surfaces, the first pin hole 5111 and the second pin hole 5112 can be matched with the connectors, so that the application range is expanded. It is contemplated that in other embodiments, the second pin hole 5112 may be arranged in a plurality of vertical rows according to the specification of a common connector, or may be designed in other forms.
The bottom of the barrel 100 is provided with a hinged side sleeve 120, one side of the upper part of the cutting pick barrel seat 300 is provided with a hinged middle sleeve 330, and a hinged middle shaft can penetrate through the hinged middle sleeve 330 and the hinged side sleeve 120 to hinge the cutting pick barrel seat 300 and the barrel 100.
When the cutting pick holder 300 needs to be replaced due to long-term use, the middle hinge shaft is taken out of the middle hinge sleeve 330 and the side hinge sleeve 120, and a new cutting pick holder 300 is replaced.
According to some embodiments of the present invention, a reamer 800 is provided on the top plate 110. By assembling the reamer 800 to the top plate 110, reaming work can be performed by the reamer 800 as necessary at the time of pile hole working.
According to some embodiments of the present invention, the outer wall of the pick holder 300 is fitted with a plurality of wear blocks 340. The outer wall of the wear-resistant block 340 is made to be more outward contact relative to the round seat of the cutting pick 310, when the wear-resistant block is screwed in, the hole wall of the pile hole is in contact with the wear-resistant block 340 and cannot rub against the round seat of the cutting pick 310, and therefore the round seat of the cutting pick 310 is protected.
According to some embodiments of the present invention, the upper portion of the barrel 100 is provided with a water outlet hole 130. During the driving process of the drill, soil continuously enters the barrel 100, and the soil on the upper part of the barrel 100 is extruded to discharge water in the soil in the barrel from the water outlet hole 130.
Of course, the present invention is not limited to the above-mentioned embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.
Claims (10)
1. The utility model provides a rotary drill bit is dragged for to cobble which characterized in that includes:
the cylinder body is internally provided with an unlocking mechanism;
the pick cylinder seat is cylindrical, picks are mounted at the bottom of the pick cylinder seat, one side of the upper portion of the pick cylinder seat is hinged with the bottom of the cylinder, and a hook seat connected with the unlocking mechanism is arranged on the other side of the upper portion of the pick cylinder seat;
the fishing mechanism comprises a plurality of fishing assemblies, each fishing assembly comprises a fishing plate, a movable plate, a rotating shaft and two connecting plates, the connecting plates are fixedly connected to the inner wall of the cutting pick barrel seat, the movable plates are rotatably connected to the middle of the connecting plates through the rotating shaft, the fishing plates are fixedly connected to the upper end faces of the movable plates, the outer ends of the fishing plates extend to two, all of the upper ends of the connecting plates can be spliced into a baffle to seal the barrel bottom of the cutting pick barrel seat.
2. The pebble fishing rotary drilling bit according to claim 1, characterized in that: the top of barrel is equipped with the roof, the roof sinks to set up in the barrel.
3. The pebble fishing rotary drilling bit according to claim 2, characterized in that: the top plate is provided with a connecting square box, a shaft lever of the unlocking mechanism is connected with the connecting square box through at least two transverse supporting plates, the transverse supporting plates are connected with the vertical supporting plate, and the bottom end of the vertical supporting plate is connected with the top plate.
4. The pebble fishing rotary drilling bit according to claim 3, characterized in that: connect the square chest and include box and reinforcement frame, the inside cavity of box and top opening are in order to supply to dig quick-witted drilling rod matching soon and insert, and week side is equipped with the box through-hole, the up end of box is the plane, the reinforcement frame cover is established box week side is in order to be used for the reinforcement the box, reinforcement frame up end be the plane, and with box up end parallel and level.
5. The pebble fishing rotary drilling bit according to claim 4, characterized in that: the box through hole comprises a first pin hole penetrating through a group of opposite surfaces of the box, and the first pin holes are vertically arranged in a plurality.
6. The pebble fishing rotary drilling bit according to claim 5, characterized in that: the box through hole further comprises a second pin hole which penetrates through the other group of opposite surfaces of the box.
7. The pebble fishing rotary drilling bit according to any one of claims 1 to 6, characterized in that: the bottom of the barrel is provided with a hinged side sleeve, one side of the upper portion of the cutting pick barrel seat is provided with a hinged middle sleeve, and a hinged middle shaft can penetrate through the hinged middle sleeve and the hinged side sleeve to enable the cutting pick barrel seat to be hinged with the barrel.
8. The pebble fishing rotary drilling bit according to any one of claims 2 to 6, characterized in that: and the top plate is provided with a reamer.
9. The pebble fishing rotary drilling bit according to any one of claims 1 to 6, characterized in that: and the outer wall of the cutting pick cylinder seat is annularly provided with a plurality of wear-resisting blocks.
10. The pebble fishing rotary drilling bit according to any one of claims 1 to 6, characterized in that: the upper part of the cylinder body is provided with a water outlet hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020713477.5U CN212656765U (en) | 2020-04-30 | 2020-04-30 | Cobble is fished for and is dug drill bit soon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020713477.5U CN212656765U (en) | 2020-04-30 | 2020-04-30 | Cobble is fished for and is dug drill bit soon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212656765U true CN212656765U (en) | 2021-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020713477.5U Active CN212656765U (en) | 2020-04-30 | 2020-04-30 | Cobble is fished for and is dug drill bit soon |
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| Country | Link |
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| CN (1) | CN212656765U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114432781A (en) * | 2022-02-23 | 2022-05-06 | 深圳市新昊青科技有限公司 | Lithium cell high purity manganese sulfate production filter equipment |
-
2020
- 2020-04-30 CN CN202020713477.5U patent/CN212656765U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114432781A (en) * | 2022-02-23 | 2022-05-06 | 深圳市新昊青科技有限公司 | Lithium cell high purity manganese sulfate production filter equipment |
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