CN217106809U - Rectangular down-the-hole hammer drilling tool - Google Patents
Rectangular down-the-hole hammer drilling tool Download PDFInfo
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- CN217106809U CN217106809U CN202220443550.0U CN202220443550U CN217106809U CN 217106809 U CN217106809 U CN 217106809U CN 202220443550 U CN202220443550 U CN 202220443550U CN 217106809 U CN217106809 U CN 217106809U
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Abstract
The utility model discloses a rectangle down-the-hole hammer drilling tool belongs to probing construction machinery technical field. The utility model discloses a down-the-hole hammer tied in a bundle, lateral slipping leading truck, reciprocating mechanism and slag discharge passageway. The cluster down-the-hole hammer is divided into two groups, each group of cluster down-the-hole hammers are integrally of a rectangular structure, and the upper ends of the cluster down-the-hole hammers of each group are provided with holding sliding frames and connecting seats. The transverse sliding guide frame is connected with the holding sliding frame at the upper end of each cluster down-the-hole hammer in a transverse sliding mode, and a connector connected with external equipment is arranged at the upper end of the middle of the transverse sliding guide frame. The two ends of the reciprocating mechanism are hinged to each group of the cluster down-the-hole hammers through the connecting seats, and the telescopic action of the reciprocating mechanism drives the cluster down-the-hole hammers to reciprocate along the transverse sliding guide frame. The utility model is used for rectangle stake hole and bottom hard rock part take shape, become stake high quality, hang down straightness good, the efficiency of construction is high, reduces construction cost.
Description
Technical Field
The utility model relates to a down-the-hole hammer drilling tool belongs to piling machinery, probing construction and diaphragm wall grooving technical field.
Background
At present, in the technical field of piling machinery and drilling construction, a down-the-hole hammer drilling tool is mainly used for rapidly embedding, exploring and crushing underground hard rocks and extremely hard rocks in the process of pile foundation construction.
In the prior art, the rectangular pile hole and the bottom hard rock part cannot be formed, most of the rectangular pile hole and the bottom hard rock part are formed by circular combination and profiling, and each side is provided with circular arcs in different degrees, so that excessive construction cost consumption and waste of filling materials are caused. The conventional underground diaphragm wall grooving construction is mainly a hydraulic groove milling machine aiming at the construction machinery of hard rock, equipment is heavy and complex, the manufacturing cost is overhigh, the hard rock is rotationally cut in a mode of milling a head with cutting teeth during construction, the abrasion is large, the cutting efficiency is low, the overall maintenance cost is high, the rock prospecting effect is low, the frequency of consumable use and replacement is high, and the thickness of the constructed finished wall is limited.
Therefore, the invention is urgently needed to provide a novel down-the-hole hammer drilling tool which is used for realizing rectangular pile holes with high pile forming quality and good verticality, can realize energy conservation and consumption reduction, and improves the matching degree with various devices, thereby reducing the construction cost.
Disclosure of Invention
In order to overcome the weak point of above-mentioned prior art, the utility model provides a rectangle down-the-hole hammer drilling tool can realize that rectangle stake hole and bottom hard rock part take shape, becomes stake high quality, hangs down straightness good, and the efficiency of construction is high, can realize energy saving and consumption reduction, reduction construction cost again.
The utility model discloses a realize through following technical scheme: a rectangular down-the-hole hammer drilling tool comprises a cluster down-the-hole hammer, a transverse sliding guide frame, a reciprocating mechanism and a slag discharge channel.
The cluster down-the-hole hammers are divided into two groups, each group of cluster down-the-hole hammers is of a rectangular structure, the upper part of each group of cluster down-the-hole hammers is provided with an air distribution cavity, the interior of each cluster down-the-hole hammer is communicated with the air distribution cavity through a pipeline, and the air distribution cavity is communicated with a high-pressure gas medium through a connecting pipeline at the extending upper end; the upper end of each group of the cluster down-the-hole hammers is provided with a holding sliding frame and a connecting seat; the slag discharging channel is arranged inside the cluster down-the-hole hammer, the slag discharging channel penetrates through the upper end and the lower end of the cluster down-the-hole hammer, and the upper end of the cluster down-the-hole hammer is provided with a slag discharging pipeline communicated with the slag discharging channel;
the transverse sliding guide frame is erected above the two groups of cluster down-the-hole hammers, the transverse sliding guide frame is in transverse sliding connection with the embracing sliding frame at the upper end of each group of cluster down-the-hole hammers, and a connector connected with external equipment is arranged at the upper end of the middle part of the transverse sliding guide frame.
The reciprocating mechanism is connected between the two groups of cluster down-the-hole hammers, the two ends of the reciprocating mechanism are hinged to each group of cluster down-the-hole hammers through the connecting seats, the telescopic action of the reciprocating mechanism drives the cluster down-the-hole hammers to reciprocate along the transverse sliding guide frame, and the relative fixed part of the reciprocating mechanism is fixedly connected with the lower part of the transverse sliding guide frame.
Furthermore, each group of the cluster down-the-hole hammers comprises a down-the-hole hammer parent body and a single down-the-hole hammer assembly, the hammer heads of the single down-the-hole hammer assembly are divided into rectangular hammer heads and circular hammer heads, the rectangular hammer heads are distributed on two sides of each group of the cluster down-the-hole hammers, the circular hammer heads are distributed in the middle of each group of the cluster down-the-hole hammers, and the single down-the-hole hammer assembly is communicated with the gas distribution cavity through a rubber tube; the inside of the down-the-hole hammer parent body is provided with the slag discharge channel, and a plurality of lower ports of the slag discharge channel are positioned between the circular hammers.
Further, the inner of the two sides of the holding sliding frame is provided with a sliding groove, and the two sides of the transverse sliding guide frame are provided with convex edges which are connected with the sliding groove in a sliding fit manner.
Furthermore, the slag discharging pipeline is of an inverted Y-shaped structure, the lower part of the slag discharging pipeline is divided into two paths which cross the transverse sliding guide frame and are connected with the cluster down-the-hole hammer, and the upper parts of the slag discharging pipelines are converged into a single-path outlet.
Furthermore, both sides of the transverse sliding guide frame and the holding sliding frame are provided with a depression or a notch which avoids the slag discharge pipeline.
Further, the reciprocating mechanism is an oil cylinder or an air cylinder or an electric telescopic push rod.
Furthermore, the reciprocating mechanism is connected with the connecting seat through a pin shaft.
Furthermore, the connector in the middle of the transverse sliding guide frame is a hexagonal connector.
Further, the relative fixed part of the reciprocating mechanism is fixedly connected with the lower part of the transverse sliding guide frame through a bolt pair.
The utility model has the advantages that:
the utility model discloses rectangle down-the-hole hammer drilling tool can realize that rectangle stake hole and bottom hard rock part take shape, and it is good to become stake high quality, hang down straightness, breaks away from the profile modeling pore-forming mode that adopts the circular combination. The hard rock construction efficiency is high.
The utility model discloses a down-the-hole hammer tied in a bundle, lateral slipping leading truck, reciprocating mechanism and slag discharge passageway. The upper end of the sliding guide frame is provided with a device connected with the host machine, and can adopt modes of hexagonal connection, plane thread connection and the like, and the lower end of the sliding guide frame is connected with a reciprocating mechanism; the reciprocating mechanism pushes the cluster down-the-hole hammer to reciprocate. The utility model discloses can make up with equipment such as dig rig soon, continuous wall grab bucket, crawler crane and double round slot milling machine.
The utility model has simple structure, reliability, stability and impact resistance, can be matched with general equipment such as a host machine, an air compressor and the like, has low manufacturing cost and high construction efficiency of hard rock, can greatly improve the thickness of a constructed wall, is environment-friendly, has high pile-forming quality and good verticality; the drilling tool is wear-resistant, long in service life and convenient to disassemble, assemble and maintain, and can be widely applied to engineering such as special-shaped pile foundations, diaphragm wall grooving and the like.
Drawings
The invention will be further explained below with reference to the drawings and examples.
FIG. 1 is a schematic structural view of the utility model;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
fig. 4 is a bottom view of fig. 1.
In the figure, 1, a down-the-hole hammer body, 1.1, a down-the-hole hammer parent body, 1.2, a single down-the-hole hammer assembly, 1.2.1, a rectangular hammer head, 1.2.2, a circular hammer head, 1.3, a carriage, 1.3.1, a sliding groove, 1.4, a connecting seat, 1.5, an air distribution cavity, 2, a transverse sliding guide frame, 2.1, a hexagonal joint, 2.2, a convex edge, 3, a reciprocating mechanism, 3.1, a pin shaft, 4, a slag discharge channel, 5, a slag discharge pipeline, 6 and a bolt pair.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments, of the present invention. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by the ordinary skilled person in the art without developing the creative work belong to the protection scope of the present invention.
Techniques, methods and apparatus known to those skilled in the art may not be discussed in detail but are intended to be part of the specification where appropriate.
As shown in fig. 1-4, a rectangular down-the-hole hammer drill comprises a cluster down-the-hole hammer 1, a transverse sliding guide frame 2, a reciprocating mechanism 3 and a slag discharge channel 4.
The cluster down-the-hole hammer 1 is divided into two groups, and each group of cluster down-the-hole hammers 1 are integrally of a rectangular structure and are used for construction of rectangular pile holes and hard rock parts of a trench foundation of an underground continuous wall. The upper part of each group of the cluster down-the-hole hammers 1 is provided with an air distribution cavity 1.5, the interior of each cluster down-the-hole hammer 1 is communicated with the air distribution cavity 1.5 through a pipeline, and the air distribution cavity 1.5 is communicated with a high-pressure gas medium through a connecting pipeline 1.2.4 at the extending upper end to drive the down-the-hole hammer to work; the upper end of each group of the cluster down-the-hole hammers 1 is provided with a holding sliding frame 1.3 and a connecting seat 1.4; the slag discharge channel 4 is arranged in the cluster down-the-hole hammer 1, the slag discharge channel 4 penetrates through the upper end and the lower end of the cluster down-the-hole hammer 1, the slag discharge pipeline 5 communicated with the slag discharge channel 4 is arranged at the upper end of the cluster down-the-hole hammer 1, and mud, rock slag and the like are discharged through an external pipeline in a gas lift or pump suction mode.
The horizontal sliding guide frame 2 is erected above the two groups of cluster down-the-hole hammers 1, the horizontal sliding guide frame 2 is connected with the upper end of each group of cluster down-the-hole hammers 1.3 horizontal sliding connection is carried out on the holding carriage, and the upper end of the middle part of the horizontal sliding guide frame 2 is provided with a connector connected with external equipment.
Reciprocating mechanism 3 connects between two sets of down-the-hole hammer 1 tied in a bundle, and reciprocating mechanism 3's both ends are passed through connecting seat 1.4 articulates on every group down-the-hole hammer tied in a bundle 1, and reciprocating mechanism 3's flexible action drives down-the-hole hammer 1 tied in a bundle and follows transverse sliding leading truck 2 is reciprocating motion to realize the comprehensive broken cover of rock face, not leave the blank region. The relatively fixed part of the reciprocating mechanism 3, such as a cylinder, is fixedly connected with the lower part of the transverse sliding guide frame 2. Further, the reciprocating mechanism 3 is fixedly connected with the lower part of the transverse sliding guide frame 2 through a bolt pair 6.
Further, each group of the cluster down-the-hole hammers 1 comprises a down-the-hole hammer matrix 1.1 and a single down-the-hole hammer assembly 1.2, hammers of the single down-the-hole hammer assembly 1.2 are divided into rectangular hammers 1.2.1 and round hammers 1.2.2, the rectangular hammers 1.2.1 are distributed on two sides of each group of the cluster down-the-hole hammers 1 to ensure that the width direction of the side face of a rectangular pile hole or a continuous wall groove is vertical to the length direction (or the groove forming direction is vertical to the groove width direction), and the round hammers 1.2.2 are distributed in the middle of each group of the cluster down-the-hole hammers 1, and blank areas among the round hammers 1.2.2 are compensated through reciprocating motion to form comprehensive crushing coverage. The single down-the-hole hammer assembly 1.2 is communicated with the gas distribution cavity 1.5 through a rubber tube 1.2.3, and a high-pressure gas medium is communicated to drive the down-the-hole hammer to work. The inside of down-the-hole hammer parent body 1.1 is equipped with slag discharge channel 4, and a plurality of lower ports of slag discharge channel 4 are located between circular tup 1.2.2, then arrange mud and rock sediment etc. through external pipeline outward through modes such as air lift or pump suction.
Further, embrace balladeur train 1.3's both sides inner and be equipped with sliding groove 1.3.1, the both sides of transversely sliding guide frame 2 have chimb 2.2 with sliding groove 1.3.1 sliding fit connects.
Furthermore, the slag discharge pipeline 5 is of an inverted Y-shaped structure, the lower part of the slag discharge pipeline 5 is divided into two paths to cross the transverse sliding guide frame 2 and be connected with the cluster down-the-hole hammer 1, and the upper part of the slag discharge pipeline 5 is converged into a single-path outlet.
Further, both sides of the transverse sliding guide frame 2 and the holding sliding frame 1.3 are provided with a recess or a gap which avoids the slag discharge pipeline 5, so that the movement interference is prevented, the recessed length of the transverse sliding guide frame 2 is also used as stroke limit, and the whole structure is more compact.
Further, the reciprocating mechanism 3 is an oil cylinder or an air cylinder or an electric telescopic push rod.
Further, the reciprocating mechanism 3 is connected with the connecting seat 1.4 through a pin shaft 3.1.
Furthermore, the connector in the middle of the transverse sliding guide frame 2 is a hexagonal connector 2.1, and the down-the-hole hammer drill can be connected with a rotary drilling rig, a continuous wall grab bucket grooving machine, a double-wheel grooving machine, a crawler crane and other hoisting equipment by changing the form of the connector, so that the special construction machinery is formed.
The utility model discloses rectangle down-the-hole hammer drilling tool for rectangle stake hole and bottom hard rock part take shape, become stake high quality, hang down straightness good, break away from the profile modeling pore-forming mode that adopts the circular combination. The hard rock construction efficiency is high.
The utility model comprises a cluster down-the-hole hammer, a transverse sliding guide frame, a reciprocating mechanism and a slag discharge channel, and a rock slag collector (namely a slag collecting hopper) can be additionally arranged when necessary. The upper end of the sliding guide frame is provided with a device connected with the host machine by adopting a hexagonal connection mode, a plane thread connection mode and the like, and the lower end of the sliding guide frame is connected with a reciprocating mechanism; the reciprocating mechanism pushes the cluster down-the-hole hammer to reciprocate so as to realize comprehensive crushing and covering of the rock surface without leaving blank areas.
The utility model discloses down-the-hole hammer tied in a bundle can include parent and sub-hammer, and a plurality of sub-hammers assemble on the parent, are equipped with the sediment passageway at the parent lower extreme, and the inside and upper end of parent are equipped with row's sediment mud pipeline, arrange outside modes such as gas lift or pump suction.
The utility model discloses can make up with equipment such as dig rig soon, continuous wall grab bucket, crawler crane and double round slot milling machine.
The utility model has simple equipment, reliable, stable and impact-resistant structure, low manufacturing cost, high construction efficiency of hard rock, environmental protection, high pile-forming quality and good verticality, and the matched host and the air compressor are all general equipment; the drilling tool is wear-resistant, long in service life, convenient to disassemble, assemble and maintain and low in cost, and can be widely applied to engineering such as special-shaped pile foundations, diaphragm wall grooving and the like.
The above description is only exemplary embodiments of the present invention, and should not be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A rectangular down-the-hole hammer drill is characterized in that: comprises a cluster down-the-hole hammer (1), a transverse sliding guide frame (2), a reciprocating mechanism (3) and a slag discharge channel (4);
the cluster down-the-hole hammers (1) are divided into two groups, each group of cluster down-the-hole hammers (1) is of a rectangular structure, the upper part of each group of cluster down-the-hole hammers (1) is provided with an air distribution cavity (1.5), the interior of each cluster down-the-hole hammer (1) is communicated with the air distribution cavity (1.5) through a pipeline, and the air distribution cavity (1.5) is communicated with a high-pressure gas medium through a connecting pipeline (1.2.4) at the extending upper end; the upper end of each group of the cluster down-the-hole hammers (1) is provided with a holding sliding frame (1.3) and a connecting seat (1.4); the slag discharge channel (4) is arranged inside the cluster down-the-hole hammer (1), the slag discharge channel (4) penetrates through the upper end and the lower end of the cluster down-the-hole hammer (1), and the upper end of the cluster down-the-hole hammer (1) is provided with a slag discharge pipeline (5) communicated with the slag discharge channel (4);
the transverse sliding guide frame (2) is erected above the two groups of cluster down-the-hole hammers (1), the transverse sliding guide frame (2) is transversely connected with the holding sliding frame (1.3) at the upper end of each group of cluster down-the-hole hammers (1) in a sliding manner, and the upper end of the middle part of the transverse sliding guide frame (2) is provided with a connector connected with external equipment;
reciprocating mechanism (3) are connected between two sets of down-the-hole hammer (1) tied in a bundle, and the both ends of reciprocating mechanism (3) are passed through connecting seat (1.4) articulate on every group down-the-hole hammer (1) tied in a bundle, and the flexible action of reciprocating mechanism (3) drives down-the-hole hammer (1) tied in a bundle and follows transverse sliding leading truck (2) is reciprocating motion, the relative fixed part of reciprocating mechanism (3) with transverse sliding leading truck (2) lower part fixed connection.
2. The rectangular down-the-hole hammer drill of claim 1, wherein: each group of the cluster down-the-hole hammers (1) comprises a down-the-hole hammer parent body (1.1) and a single down-the-hole hammer assembly (1.2), the hammer heads of the single down-the-hole hammer assembly (1.2) are divided into rectangular hammer heads (1.2.1) and round hammer heads (1.2.2), the rectangular hammer heads (1.2.1) are distributed on two sides of each group of the cluster down-the-hole hammers (1), the round hammer heads (1.2.2) are distributed in the middle of each group of the cluster down-the-hole hammers (1), and the single down-the-hole hammer assembly (1.2) is communicated with the air distribution cavity (1.5) through rubber pipes (1.2.3); the down-the-hole hammer is characterized in that the slag discharge channel (4) is arranged in the down-the-hole hammer parent body (1.1), and a plurality of lower ports of the slag discharge channel (4) are located between the circular hammers (1.2.2).
3. The rectangular down-the-hole hammer drill according to claim 1 or 2, wherein: embrace the both sides inner of balladeur train (1.3) and be equipped with slip recess (1.3.1), the both sides of transversely sliding guide frame (2) have chimb (2.2) with slip recess (1.3.1) sliding fit connects.
4. The rectangular down-the-hole hammer drill according to claim 1 or 2, wherein: the slag discharge pipeline (5) is of an inverted Y-shaped structure, the lower part of the slag discharge pipeline (5) is divided into two paths to cross the transverse sliding guide frame (2) and be connected with the cluster down-the-hole hammer (1), and the upper parts of the slag discharge pipeline (5) are converged into a single-path outlet.
5. The rectangular down-the-hole hammer drill of claim 4, wherein: and both sides of the transverse sliding guide frame (2) and the holding sliding frame (1.3) are provided with a depression or a notch which avoids the slag discharge pipeline (5).
6. The rectangular down-the-hole hammer drill of claim 1, wherein: the reciprocating mechanism (3) is an oil cylinder or an air cylinder or an electric telescopic push rod.
7. The rectangular down-the-hole hammer drill of claim 1, wherein: the reciprocating mechanism (3) is connected with the connecting seat (1.4) through a pin shaft (3.1).
8. The rectangular down-the-hole hammer drill of claim 1, wherein: the connector in the middle of the transverse sliding guide frame (2) is a hexagonal connector (2.1).
9. The rectangular down-the-hole hammer drill of claim 1, wherein: the relative fixed part of the reciprocating mechanism (3) is fixedly connected with the lower part of the transverse sliding guide frame (2) through a bolt pair (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220443550.0U CN217106809U (en) | 2022-03-03 | 2022-03-03 | Rectangular down-the-hole hammer drilling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220443550.0U CN217106809U (en) | 2022-03-03 | 2022-03-03 | Rectangular down-the-hole hammer drilling tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217106809U true CN217106809U (en) | 2022-08-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220443550.0U Active CN217106809U (en) | 2022-03-03 | 2022-03-03 | Rectangular down-the-hole hammer drilling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217106809U (en) |
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2022
- 2022-03-03 CN CN202220443550.0U patent/CN217106809U/en active Active
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