CN217080335U - Rotary drilling tool for complex stratum - Google Patents

Rotary drilling tool for complex stratum Download PDF

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Publication number
CN217080335U
CN217080335U CN202220913761.6U CN202220913761U CN217080335U CN 217080335 U CN217080335 U CN 217080335U CN 202220913761 U CN202220913761 U CN 202220913761U CN 217080335 U CN217080335 U CN 217080335U
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China
Prior art keywords
rotary drilling
rod body
pushing
push rod
bit
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CN202220913761.6U
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Chinese (zh)
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王欢
李雷
蒋海东
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Third Engineering Co Ltd of China Railway 20th Bureau Group Co Ltd
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Individual
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Abstract

The utility model discloses a rotary drilling tool for complex stratum, which belongs to the technical field of rotary drilling, and comprises a rotary drilling bit, wherein the inside of the rotary drilling bit is provided with a bit inner groove, the inner side of the bit inner groove is provided with a pushing mechanism, the pushing mechanism comprises a pushing rod body, a guiding hollow rod, a pushing weight block and a mud cutting knife board, the pushing rod body is positioned at the left side and the right side of the top layer inside the bit inner groove, the pushing rod body extends downwards to the inside of the bit inner groove, the outer side of the pushing rod body is provided with the guiding hollow rod, the guiding hollow rod is connected with the inner wall of the bit inner groove, the pushing rod body is connected with the guiding hollow rod in a sliding way, a scouring mechanism is arranged above the rotary drilling bit, the rotary drilling tool for complex stratum is provided with the pushing mechanism and the scouring mechanism, the pushing mechanism and the scouring mechanism are combined for use, the quick pushing effect can be realized, and earth and sand remained inside the rotary drilling bit can be quickly removed, the overall operating efficiency of the rotary excavating machine is improved to a certain extent.

Description

Rotary drilling tool for complex stratum
Technical Field
The utility model relates to a dig soon and bore technical field, specifically be a dig drilling tool soon for complicated stratum.
Background
The rotary drill is a construction process suitable for hole forming operation in building foundation engineering, is widely applied to foundation construction engineering such as municipal construction, highway bridges, high-rise buildings and the like, is matched with different drilling tools, and is suitable for hole forming operation of dry (short spiral) or wet (rotary bucket) and rock stratum (core drill); the rotary digging machine is also called a rotary digging drilling machine, a pile driver, the rotary digging machine is a comprehensive drilling machine, can use various bottom layers, has the characteristics of hole forming speed block, less pollution, strong maneuverability and the like, can carry out dry digging operation by using a short spiral drill bit, can also carry out wet digging operation by using a rotary drill bit under the condition of slurry protecting walls, can be matched with a hammer to drill and dig holes after breaking hard strata, can carry out reaming operation at the bottom of the hole if matched with a drill with an enlarged head, adopts a plurality of layers of telescopic drill rods, has less drilling auxiliary time and low labor intensity, does not need slurry to circularly discharge slag, saves the cost, and is particularly suitable for basic construction of urban construction.
In engineering construction, when using the machine of digging soon to carry out ground drilling operation, the drill bit is dug soon to belong to the drilling tool of digging soon and after having carried out the operation of dredging, and its inside can remain earth and gravel, and some clay is difficult to handle, can paste inside the drill bit for a long time to this results in using the drill bit to dig the effect variation soon, can reduce the component of digging the soil layer soon each time.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a dig drilling tool soon for complicated stratum to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a dig drilling tool soon for complicated stratum, is including digging the drill bit soon, the inside of digging the drill bit soon is provided with the drill bit inside groove, the inboard of drill bit inside groove is provided with pushes away thing mechanism, it includes pushes away the thing pole body, the hollow pole of direction, pushes away the thing pouring weight, cuts mud cutting board to push away thing pole position in the left and right sides of the inside top layer of drill bit inside groove, push away the inside that the thing pole body extends to the drill bit inside groove downwards, the outside of pushing away the thing pole body is provided with the hollow pole of direction, the hollow pole of direction is connected with the inner wall of drill bit inside groove, push away the thing pole body and lead hollow pole sliding connection, the top of digging the drill bit soon is provided with and erodees the mechanism.
As a further aspect of the present invention: the bottom of the pushing rod body is provided with a pushing weight block, and one end of the pushing weight block, which is far away from the pushing rod body, is provided with a mud cutting knife plate.
As a further aspect of the present invention: the scouring mechanism comprises a hydraulic push rod, a brake rod body, a connector, a side wall pressure sprayer, a first water injection pipeline, an overhead spraying block, a second water injection pipeline and an overhead pressure sprayer, the hydraulic push rod is located on the upper surface of the rotary drilling bit, the transmission end of the hydraulic push rod is connected with the brake rod body, the brake rod body is located on the right side of the push rod body, the connector is installed at one end, close to the brake rod body, of the push rod body, and the connector is connected with one end, far away from the hydraulic push rod, of the brake rod body.
As a further aspect of the present invention: the inboard of the push rod body is provided with hollow groove, be provided with lateral wall pressure shower nozzle on the lateral wall that the push rod body is close to hydraulic push rod one end, it is a plurality of lateral wall pressure shower nozzle from the top down equidistance distributes on the lateral wall that the push rod body is close to hydraulic push rod one end, the upper end of the push rod body is connected with first water injection pipeline, first water injection pipeline extends to the hollow inslot of push rod body inside downwards.
As a further aspect of the present invention: the top-mounted spraying block is installed in the outer side of the first water injection pipeline and communicated with the first water injection pipeline, a second water injection pipeline is arranged at the right end of the top-mounted spraying block and extends downwards to the inside of the top-mounted spraying block, and a top-mounted pressure sprayer is arranged at the bottom end of the top-mounted spraying block.
As a further aspect of the present invention: the outer wall of the rotary drilling bit is provided with a circular wall arc drilling plate, the bottom end of the circular wall arc drilling plate is provided with gravel bullet heads, and the gravel bullet heads surround the bottom end of the circular wall arc drilling plate at equal intervals by taking the middle point of the rotary drilling bit as an axis.
As a further aspect of the present invention: and the middle part of the upper surface of the rotary drilling bit is provided with an installation block.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses in, be provided with and push away thing mechanism and erode the mechanism, combine both to use, can realize pushing away the thing effect fast, detach fast and dig the inside surplus earth and the gravel and sand of drill bit soon, improved to a certain extent and dug the holistic operating efficiency of machine soon, and combine to push away thing mechanism and erode the mechanism and launch the process of these two mechanisms and do: the method comprises the steps that a rotary digging drill bit is installed on a rotary digging machine, a hydraulic push rod is connected with a control terminal, a water injection pipeline is connected with an external pressure water delivery pipeline, when the rotary digging drill bit is used for rotary slotting operation, a slotted soil layer moves to a drill bit inner groove in the rotary digging drill bit, after the rotary digging drill bit is taken out, soil or sand and stones in the rotary digging drill bit need to be taken out, part of soil or sand and stones fall under the influence of gravity, part of soil with high viscosity possibly absorbs cotton on the inner wall of the drill bit inner groove, at the moment, the hydraulic push rod is started, the hydraulic push rod drives an object pushing rod body to move downwards, so that an object pushing weight and a mud cutting knife plate are driven to move downwards integrally, the mud cutting knife plate cuts the soil, the object pushing weight and the object pushing rod body push the soil downwards, so that the effect of fast object pushing is achieved, and the preparation time is shortened for the next rotary digging operation; when the object pushing mechanism is started, the flushing mechanism needs to be started synchronously, firstly, pressure water flow is injected into the inner part of the object pushing rod body from the first water injection pipeline and is jetted out from the side wall pressure sprayer so as to wash the hydraulic push rod and the brake rod body, secondly, the pressure water flow is injected into the top spraying block from the second water injection pipeline and is jetted out from the top pressure sprayer so as to wash most parts on the upper surface of the rotary drilling bit, and the flushed water flow flows into the inner groove of the drill bit through the circular groove on the upper surface of the rotary drilling bit.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the present invention viewed from the bottom;
fig. 3 is a schematic structural view of the present invention in a front plan view;
fig. 4 is a first schematic structural view of a three-dimensional section of the present invention;
FIG. 5 is a schematic three-dimensional structure of the flushing mechanism of the present invention;
fig. 6 is a second schematic structural view of a three-dimensional section of the present invention.
In the figure: 1. rotary excavating a drill bit; 2. drilling an arc plate around the wall; 3. a gravel bullet; 4. an inner groove of the drill bit; 5. an object pushing mechanism; 501. an object pushing rod body; 502. a guide hollow bar; 503. pushing the weight block; 504. a mud cutting knife plate; 6. a flushing mechanism; 601. a hydraulic push rod; 602. a brake lever body; 603. a connector; 604. a sidewall pressure nozzle; 605. a first water injection pipeline; 606. a spraying block is arranged at the top; 607. a second water injection pipeline; 608. a pressure nozzle is arranged at the top; 7. and (7) installing the block.
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.
Referring to fig. 1 to 6, in an embodiment of the present invention, a rotary drilling tool for complex formation includes a rotary drilling bit 1, a bit inner groove 4 is disposed inside the rotary drilling bit 1, an object pushing mechanism 5 is disposed inside the bit inner groove 4, the object pushing mechanism 5 includes an object pushing rod 501, a guiding hollow rod 502, an object pushing weight 503, and a mud cutter plate 504, the object pushing rod 501 is disposed on the left and right sides of the top layer inside the bit inner groove 4, the object pushing rod 501 extends downward into the bit inner groove 4, the guiding hollow rod 502 is disposed outside the object pushing rod 501, the guiding hollow rod 502 is connected to the inner wall of the bit inner groove 4, the object pushing rod 501 is slidably connected to the guiding hollow rod 502, the object pushing weight 503 is mounted at the bottom end of the object pushing rod 501, and the mud cutter plate 504 is mounted at the end of the object pushing weight 503 far away from the object pushing rod 501;
the scouring mechanism 6 is arranged above the rotary drilling bit 1, the scouring mechanism 6 comprises a hydraulic push rod 601, a brake rod body 602, a connector 603, a side wall pressure nozzle 604, a first water injection pipeline 605, an overhead spraying block 606, a second water injection pipeline 607 and an overhead pressure nozzle 608, the hydraulic push rod 601 is arranged on the upper surface of the rotary drilling bit 1, the transmission end of the hydraulic push rod 601 is connected with the brake rod body 602, the brake rod body 602 is arranged on the right side of the push rod body 501, the connector 603 is arranged at one end of the push rod body 501 close to the brake rod body 602, the connector 603 is connected with one end of the brake rod body 602 far away from the hydraulic push rod 601, a hollow groove is arranged on the inner side of the push rod body 501, the side wall pressure nozzle 604 is arranged on the side wall of the push rod body 501 close to one end of the hydraulic push rod 601, the side wall pressure nozzles 604 are equidistantly distributed on the side wall of the push rod body 501 close to one end of the hydraulic push rod 601 from top to bottom, the upper end of the push rod body 501 is connected with a first water injection pipeline 605, the first water injection pipeline 605 extends downwards to the hollow groove at the inner side of the push rod body 501, the hollow groove is arranged at the inner side of the push rod body 501, the side wall of the push rod body 501 close to one end of the hydraulic push rod 601 is provided with a side wall pressure nozzle 604, a plurality of side wall pressure nozzles 604 are distributed on the side wall of the push rod body 501 close to one end of the hydraulic push rod 601 at equal intervals from top to bottom, the upper end of the push rod body 501 is connected with a first water injection pipeline 605, the first water injection pipeline 605 extends downwards to the hollow groove at the inner side of the push rod body 501, the rotary drilling bit 1 is arranged on the rotary drilling machine, the hydraulic push rod 601 is connected with a control terminal, the water injection pipeline is connected with an external pressure water pipeline, when the rotary drilling bit 1 is used for rotary slotting operation, the slotted rotary drilling bit 1 is moved to the bit inner groove 4 inside the rotary drilling bit 1, and after the rotary drilling bit 1 is taken out, soil or gravel inside the rotary drill bit 1 needs to be taken out, part of the soil or gravel falls under the influence of gravity, part of the soil with high viscosity may be adsorbed on the inner wall of the inner groove 4 of the drill bit, at the moment, the hydraulic push rod 601 is started, the hydraulic push rod 601 drives the pushing rod body 501 to move downwards, the pushing weight 503 and the mud cutting knife plate 504 are driven to integrally move downwards, the mud cutting knife plate 504 cuts the soil, and the pushing weight 503 and the pushing rod body 501 press the soil downwards, so that the effect of quickly pushing the soil is achieved, and the preparation time is shortened for the next rotary drilling operation; when the pushing mechanism 5 is started, the flushing mechanism 6 needs to be started synchronously, firstly, pressure water flow is injected into the pushing rod body 501 from the first water injection pipeline 605 and is jetted out from the side wall pressure nozzle 604, so that the hydraulic pushing rod 601 and the braking rod body 602 are washed, secondly, the pressure water flow is injected into the top spraying block 606 from the second water injection pipeline 607 and is jetted out from the top pressure nozzle 608, so that most parts of the upper surface of the rotary excavating drill bit 1 are washed, and the flushed water flow flows into the drill bit inner groove 4 through the circular groove on the upper surface of the rotary excavating drill bit 1; the outer wall of the rotary drilling bit 1 is provided with a circular wall arc drilling plate 2, the bottom end of the circular wall arc drilling plate 2 is provided with gravel bullet heads 3, the gravel bullet heads 3 surround the bottom end of the circular wall arc drilling plate 2 with the middle point of the rotary drilling bit 1 as an axis at equal intervals, and the middle part of the upper surface of the rotary drilling bit 1 is provided with an installation block 7.
The utility model discloses a theory of operation is: this a dig drilling tool soon for complicated stratum is provided with and pushes away thing mechanism 5 and erodees mechanism 6, combines both to use, can realize pushing away the thing effect fast, detach soon and dig 1 inside remaining earth and gravel and sand of drill bit, improved to a certain extent and dig holistic operating efficiency soon, and combine to push away thing mechanism 5 and erode mechanism 6 and start the process of these two mechanisms to do: the rotary digging drill bit 1 is arranged on the rotary digging machine, the hydraulic push rod 601 is connected with the control terminal, the water injection pipeline is connected with the external pressure water delivery pipeline, when the rotary digging drill bit 1 is used for rotary slotting operation, the soil layer of the groove is moved into the drill bit inner groove 4 in the rotary drill bit 1, after the rotary drill bit 1 is taken out, soil or gravel inside the rotary drilling bit 1 needs to be taken out, and part of the soil or gravel falls off under the influence of gravity, and part of the clay with higher viscosity may be absorbed on the inner wall of the drill internal groove 4, at this time, the hydraulic push rod 601 is started, the hydraulic push rod 601 drives the object pushing rod body 501 to move downwards, the object pushing weight 503 and the mud cutting knife plate 504 are driven to integrally move downwards, the mud cutting knife plate 504 cuts soil, and the object pushing weight 503 and the object pushing rod body 501 press the soil downwards, so that the effect of quickly pushing objects is realized, and the preparation time is shortened for the next rotary digging operation; when the pushing mechanism 5 is started, the flushing mechanism 6 needs to be started synchronously, firstly, pressure water flow is injected into the pushing rod body 501 from the first water injection pipeline 605 and is ejected from the side wall pressure nozzle 604 to wash the hydraulic pushing rod 601 and the braking rod body 602, secondly, the pressure water flow is injected into the top spraying block 606 from the second water injection pipeline 607 and is ejected from the top pressure nozzle 608 to wash most parts of the upper surface of the rotary drilling bit 1, the washed water flow flows into the bit inner groove 4 through the circular groove on the upper surface of the rotary drilling bit 1, and after the cleaning work inside the bit inner groove 4 is finished, the next deep rotary drilling operation is carried out.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. The utility model provides a dig drilling tool soon for complicated stratum which characterized in that: including digging drill bit (1) soon, the inside of digging drill bit (1) soon is provided with drill bit inside groove (4), the inboard of drill bit inside groove (4) is provided with pushes away thing mechanism (5), push away thing mechanism (5) including pushing away thing body of rod (501), the hollow pole of direction (502), push away thing pouring weight (503), mud cutter board (504), push away thing body of rod (501) and be located the left and right sides of the inside top layer of drill bit inside groove (4), push away the inside that thing body of rod (501) extends to drill bit inside groove (4) downwards, the outside of pushing away thing body of rod (501) is provided with the hollow pole of direction (502), the hollow pole of direction (502) is connected with the inner wall of drill bit inside groove (4), push away thing body of rod (501) and the hollow pole of direction (502) sliding connection, the top of digging drill bit (1) soon is provided with and erodees mechanism (6).
2. The rotary drilling tool for the complex formation according to claim 1, wherein the rotary drilling tool comprises: and a pushing weight (503) is installed at the bottom end of the pushing rod body (501), and a mud cutting knife plate (504) is installed at one end, far away from the pushing rod body (501), of the pushing weight (503).
3. The rotary drilling tool for the complex formation according to claim 1, wherein the rotary drilling tool comprises: the flushing mechanism (6) comprises a hydraulic push rod (601), a braking rod body (602), a connector (603), a side wall pressure sprayer (604), a first water injection pipeline (605), an overhead spraying block (606), a second water injection pipeline (607) and an overhead pressure sprayer (608), wherein the hydraulic push rod (601) is located on the upper surface of the rotary drilling bit (1), the transmission end of the hydraulic push rod (601) is connected with the braking rod body (602), the braking rod body (602) is located on the right side of the object pushing rod body (501), the connector (603) is installed at one end, close to the braking rod body (602), of the object pushing rod body (501), and the connector (603) is connected with one end, far away from the hydraulic push rod (601), of the braking rod body (602).
4. The rotary drilling tool for the complex formation according to claim 1, characterized in that: the inner side of the push rod body (501) is provided with a hollow groove, the side wall of the push rod body (501) close to one end of the hydraulic push rod (601) is provided with side wall pressure nozzles (604), the side wall pressure nozzles (604) are distributed on the side wall of the push rod body (501) close to one end of the hydraulic push rod (601) at equal intervals from top to bottom, the upper end of the push rod body (501) is connected with a first water injection pipeline (605), and the first water injection pipeline (605) extends downwards into the hollow groove of the inner side of the push rod body (501).
5. The rotary drilling tool for the complex formation according to claim 4, characterized in that: an overhead spraying block (606) is installed on the outer side of the first water injection pipeline (605), the overhead spraying block (606) is communicated with the first water injection pipeline (605), a second water injection pipeline (607) is arranged at the right end of the overhead spraying block (606), the second water injection pipeline (607) extends downwards to the inside of the overhead spraying block (606), and an overhead pressure spray head (608) is arranged at the bottom end of the overhead spraying block (606).
6. The rotary drilling tool for the complex formation according to claim 1, wherein the rotary drilling tool comprises: the outer wall of the rotary drilling bit (1) is provided with a circular wall arc drilling plate (2), the bottom end of the circular wall arc drilling plate (2) is provided with gravel bullet heads (3), and the gravel bullet heads (3) surround the bottom end of the circular wall arc drilling plate (2) at equal intervals by taking the middle point of the rotary drilling bit (1) as an axis.
7. The rotary drilling tool for the complex formation according to claim 1, wherein the rotary drilling tool comprises: and the middle part of the upper surface of the rotary drilling bit (1) is provided with an installation block (7).
CN202220913761.6U 2022-04-15 2022-04-15 Rotary drilling tool for complex stratum Active CN217080335U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220913761.6U CN217080335U (en) 2022-04-15 2022-04-15 Rotary drilling tool for complex stratum

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220913761.6U CN217080335U (en) 2022-04-15 2022-04-15 Rotary drilling tool for complex stratum

Publications (1)

Publication Number Publication Date
CN217080335U true CN217080335U (en) 2022-07-29

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ID=82499092

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Application Number Title Priority Date Filing Date
CN202220913761.6U Active CN217080335U (en) 2022-04-15 2022-04-15 Rotary drilling tool for complex stratum

Country Status (1)

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CN (1) CN217080335U (en)

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Date Code Title Description
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20221221

Address after: No.28-7 Chongwen Road, huangjueya Town, Nan'an District, Chongqing

Patentee after: NO.3 ENGINEERING CORPORATION LIMITED OF CR20G

Address before: 400000 Annex 7, No. 28, Chongwen Road, Nanshan District, Chongqing

Patentee before: Wang Huan

TR01 Transfer of patent right