CN220013669U - Hard cutting secant pile occlusal surface wall brushing device - Google Patents
Hard cutting secant pile occlusal surface wall brushing device Download PDFInfo
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- CN220013669U CN220013669U CN202321562993.2U CN202321562993U CN220013669U CN 220013669 U CN220013669 U CN 220013669U CN 202321562993 U CN202321562993 U CN 202321562993U CN 220013669 U CN220013669 U CN 220013669U
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- wall
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- connecting cylinder
- box body
- bite
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- 230000001680 brushing effect Effects 0.000 title claims abstract description 104
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 22
- 239000010959 steel Substances 0.000 claims abstract description 22
- 238000005553 drilling Methods 0.000 claims abstract description 18
- 230000000712 assembly Effects 0.000 claims abstract description 10
- 238000000429 assembly Methods 0.000 claims abstract description 10
- 239000011159 matrix material Substances 0.000 claims abstract description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 230000002708 enhancing effect Effects 0.000 claims description 5
- 238000010008 shearing Methods 0.000 claims description 3
- 238000005457 optimization Methods 0.000 description 9
- 239000004567 concrete Substances 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 235000013372 meat Nutrition 0.000 description 4
- 230000001965 increasing effect Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000035622 drinking Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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- Bulkheads Adapted To Foundation Construction (AREA)
Abstract
A hard cutting occlusion pile occlusal surface wall brushing device comprises a connecting cylinder, a wall brushing box body and at least two wall brushing assemblies; the connecting cylinder is rigidly connected with the square head of the drill rod of the rotary drilling rig and fixedly connected with the top of the wall brushing box body; the wall brushing device box body is provided with at least two limiting holes from top to bottom, the outer sides of the limiting holes are provided with limiting frames, and the limiting frames are provided with a plurality of positioning pin holes which are arranged in a matrix; the brush wall assembly is arranged on the outer side of the brush wall box body in groups, the directions of the two brush wall assemblies in each group are opposite, the brush wall assembly comprises a movable plate with an arc-shaped end part, one arc-shaped end of the movable plate is provided with a plurality of steel wire brushes, a limiting protrusion is fixedly connected to the part, located inside the brush wall box body, of the movable plate, and is matched with the positioning pin hole, and the limiting protrusion extends out of the limiting hole and then extends into the inner side of the limiting frame, and is fixedly connected with the limiting frame through a positioning bolt. The wall brushing device provided by the utility model has the advantages of convenience in operation, strong applicability, good wall brushing effect and high efficiency.
Description
Technical Field
The utility model relates to the technical field of underground diaphragm wall construction equipment, in particular to a wall brushing device for an occlusal surface of a hard cutting occlusal pile.
Background
Along with the increasing speed of urban process and the requirement of urban subway engineering construction in China, the foundation pit supporting technology of the bored pile is widely applied to deep foundation pit supporting of subway stations. As shown in fig. 6, the engagement pile is a continuous pile wall with soil blocking and water stopping effects, which is formed by closely arranging pile bodies of reinforced concrete cast-in-place piles (meat piles) and plain concrete cast-in-place piles (plain piles) and mutually engaging and overlapping adjacent pile bodies.
The hard cutting occlusion pile is formed by constructing plain concrete filling piles (plain piles) by adopting a rotary drilling machine, constructing reinforced concrete filling piles (meat piles) after the plain pile concrete is finally set, and circularly cutting the occlusion part concrete of adjacent plain piles by utilizing the rotary drilling machine to be provided with pick bits. Because the bentonite static mud wall protection technology is adopted for the pore-forming of the meat pile, when the annular cutting element pile of the rotary drilling rig is cut, a layer of mud skin is inevitably formed on the occlusal surface, if the mud skin adhered on the occlusal surface cannot be effectively removed before concrete is poured, a water seepage channel can be formed on the occlusal surface after the pile is formed, and the subsequent safe and orderly excavation of the foundation pit is affected.
In order to solve the problems, CN210288487U discloses a multifunctional ground that easy to install even wall brushing device, according to actual need select installation wire brush or flexible steel sheet to the adaptation is clear away hardness such as muddy and is less or the great impurity of stereoplasm such as concrete, guarantees the scrubbing effect, and wire brush and flexible steel sheet all accessible are revolved and are twisted the distance between adjusting bolt regulation two mounting panels and realize the dismouting, easy operation is convenient, and the practicality is strong. But can not be suitable for the construction of brushing the occlusal surfaces of the occlusal piles with different pile diameters, and after the single-sided steel wire brush is adopted to form the hole of the meat pile, the wall brushing device is usually required to be lifted by a crane to brush the occlusal surfaces by utilizing the self weight of the wall brushing device, so that the wall brushing effect is not ideal, and therefore, the wall brushing device is required to brush the wall repeatedly in an up-and-down reciprocating way, and the wall brushing efficiency is low.
Disclosure of Invention
In order to solve the problem that the construction of brushing the biting surface of the biting pile with different pile diameters cannot be suitable in the prior art, the utility model provides a hard cutting biting pile biting surface brushing device, which comprises a connecting cylinder, a brushing wall box body and at least two brushing wall assemblies, wherein the connecting cylinder is provided with a plurality of brushing wall boxes;
the connecting cylinder is rigidly connected with the square head of the drill rod of the rotary drilling rig and fixedly connected to the top of the wall brushing box body;
the wall brushing device comprises a wall brushing device box body, a wall brushing assembly and a wall brushing device box body, wherein the wall brushing device box body is provided with at least two limiting holes for installing the wall brushing assembly from top to bottom, the outer sides of the limiting holes are provided with limiting frames, and the limiting frames are provided with a plurality of positioning pin holes which are arranged in a matrix;
the brush wall assembly is arranged on the outer side of the brush wall box body in groups, the directions of the two brush wall assemblies in each group are opposite, the brush wall assembly comprises a movable plate with an arc-shaped end, one arc-shaped end of the movable plate is provided with a plurality of steel wire brushes, a limiting protrusion is fixedly connected to the part of the movable plate, located inside the brush wall box body, of the movable plate, the limiting protrusion is matched with the positioning pin hole, extends into the inner side of the limiting frame after extending out of the limiting hole, and is fixedly connected with the limiting frame through a positioning bolt.
As a further optimization of the hard cutting bite pile bite surface wall brushing device: the connecting cylinder is connected with the square head of the drill rod through a bolt, and a pin shaft jack for the bolt to pass through is arranged on the side wall of the connecting cylinder.
As a further optimization of the hard cutting bite pile bite surface wall brushing device: and a reinforcing plate for reinforcing the shearing resistance of the pin shaft jack is arranged on the outer side of the pin shaft jack.
As a further optimization of the hard cutting bite pile bite surface wall brushing device: the adjustable plate is characterized in that an arc sleeve is sleeved at one arc end of the adjustable plate, all the steel wire brushes penetrate through the arc sleeve, and the steel wire brushes are fixedly connected with the arc sleeve through fastening bolts.
As a further optimization of the hard cutting bite pile bite surface wall brushing device: the connecting cylinder, the wall brushing box body and the wall brushing assembly are all made of steel plates with the thickness of 2-4 cm.
As a further optimization of the hard cutting bite pile bite surface wall brushing device: the outside cover at connecting cylinder top is equipped with the square hoop that is used for reinforcing connecting cylinder rigidity.
As a further optimization of the hard cutting bite pile bite surface wall brushing device: and stiffening rib plates for enhancing the rigidity of the connecting cylinder are arranged on the outer side of the connecting cylinder.
As a further optimization of the hard cutting bite pile bite surface wall brushing device: the stiffening rib plates are arranged at four corners of the outer side of the connecting cylinder, and four groups of stiffening rib plates are radially symmetrically arranged at an included angle of 90 degrees.
As a further optimization of the hard cutting bite pile bite surface wall brushing device: the plane plate horizontally arranged at the top of the wall brushing box body is provided with waist-shaped exhaust holes which are symmetrically arranged.
As a further optimization of the hard cutting bite pile bite surface wall brushing device: waist-shaped water outlet holes are formed in the movable plates.
Compared with the prior art, the utility model has the following beneficial effects: the brushing wall requirements of the occluding surfaces of the occluding piles with different pile diameters can be met by adjusting the extending length of the adjustable plates; the drill rod of the rotary drilling rig drives the wall brushing device to brush the wall of the occlusal surface repeatedly up and down, so that the cooperation of a crane is not needed; the wall brushing device is rigidly connected with the drill rod of the rotary drilling rig, and the friction force between the wall brushing device and the occlusal surface is increased through the power output of the drill rod of the rotary drilling rig, so that the wall brushing effect is greatly improved; the double-sided multi-channel steel wire brush head is arranged, so that the wall brushing can be simultaneously carried out on two occlusal surfaces of the occlusal pile, the wall brushing efficiency is high, and moreover, the stress on two sides of the wall brushing device is balanced, the acting force of the steel wire brush on the occlusal surfaces is larger, thereby the wall brushing effect on the occlusal surfaces is more thorough, and the anti-seepage performance of the occlusal surfaces is improved. In summary, the wall brushing device provided by the utility model has the advantages of convenience in operation, strong applicability, good wall brushing effect and high efficiency.
Drawings
FIG. 1 is a schematic diagram of the structure of a hard cutting bite pile bite surface wall brushing device according to the present utility model;
FIG. 2 is a front view of a hard cut bite pile bite surface wall brushing apparatus of the present utility model;
FIG. 3 is a side view of a hard cutting bite pile bite surface wall brushing apparatus of the present utility model;
FIG. 4 is a top view of a hard cut bite pile bite surface wall brushing apparatus of the present utility model;
FIG. 5 is a schematic view of the construction of a wall brushing assembly of a hard cutting bite pile bite surface wall brushing device according to the present utility model;
FIG. 6 is a top view of the biting surface of the biting stake;
reference numerals: 1. the wall brushing box comprises a connecting cylinder, 2, a wall brushing assembly, 4, square hoops, 5, stiffening rib plates, 6, reinforcing plates, 7, kidney-shaped exhaust holes, 8, arc sleeves, 9, fastening bolts, 10, steel wire brushes, 11, limiting frames, 12, positioning pin holes, 13, positioning bolts, 14, pin shaft insertion holes, 15, drill rod insertion holes, 16, adjustable plates, 17, kidney-shaped water outlet holes, 18 and limiting protrusions.
Detailed Description
The technical solutions of the present utility model are further described in detail below with reference to specific embodiments, and the portions of the present utility model that are not specifically described and disclosed in the following embodiments should be understood as the prior art that is or should be known to those skilled in the art.
As shown in fig. 1 and 2, the wall brushing device for the occlusal surface of the hard cutting occlusal pile comprises a connecting cylinder 1, a wall brushing box body 2 and at least two wall brushing assemblies 3.
The top of the connecting cylinder 1 is provided with a square drill rod jack 15, the connecting cylinder 1 is rigidly connected with a drill rod square head of the rotary drilling rig, and the connecting cylinder 1 is fixedly connected to the top of the wall brushing box body 2.
The wall brushing device box body 2 is provided with at least two limiting holes for installing the wall brushing assembly 3 from top to bottom, the limiting holes are used for limiting the wall brushing assembly 3 to move up and down, the outer sides of the limiting holes are provided with limiting frames 11, and the limiting frames 11 are provided with a plurality of positioning pin holes 12 which are arranged in a matrix.
As shown in fig. 4 and 5, the wall brushing assemblies 3 are arranged on the outer side of the wall brushing box body 2 in groups, the directions of the two wall brushing assemblies 3 in each group are opposite, the wall brushing assemblies 3 comprise a movable plate 16 with arc-shaped end parts, one arc-shaped end of the movable plate 16 is provided with a plurality of steel wire brushes 10, a part of the movable plate 16, which is positioned inside the wall brushing box body 2, is fixedly connected with symmetrical limiting protrusions 18, the limiting protrusions 18 are matched with positioning pin holes 12, the limiting protrusions 18 extend into the inner side of the limiting frame 11 after extending out of the limiting holes, and are fixedly connected with the limiting frame 11 through positioning bolts 13, the movable plate 16 can stretch and retract left and right to adjust, and the wall brushing requirements of the occluding pile occluding surfaces with different pile diameters are met.
As shown in fig. 3, the connecting cylinder 1 is connected with a drill rod square head through a bolt, a pin shaft insertion hole 14 for the bolt to pass through is arranged on the side wall of the connecting cylinder 1, the drill rod square head is connected with the connecting cylinder 1 through a pin shaft, the wall brushing device is driven by a drill rod of a rotary drilling rig to brush the wall of the occlusal surface repeatedly up and down, and the friction force between the wall brushing device and the occlusal surface is increased through the power output of the drill rod of the rotary drilling rig, so that the wall brushing effect is improved.
The reinforcing plate 6 is arranged outside the pin shaft jack 14, and the reinforcing plate 6 is used for enhancing the shearing resistance of the pin shaft jack 14.
The arc-shaped sleeve 8 is sleeved at one arc-shaped end of the movable plate 16, all the steel wire brushes 10 are arranged inside the arc-shaped sleeve 8 in a penetrating mode, and the steel wire brushes 10 are fixedly connected with the arc-shaped sleeve 8 through the fastening bolts 9, so that the steel wire brushes 10 can be replaced conveniently.
The connecting cylinder 1, the wall brushing box body 2 and the wall brushing assembly 3 are made of steel plates with the thickness of 2-4 cm, so that the stability of the wall brushing device is ensured, and the service life of the wall brushing device is long.
The top end of the connecting cylinder 1 is provided with a square hoop 4, and the square hoop 4 is wrapped outside the connecting cylinder 1 and is used for enhancing the rigidity of the connecting cylinder 1.
The four corners of the outer side of the connecting cylinder 1 are provided with stiffening rib plates 5 in a right triangle structure, and four groups of stiffening rib plates 5 are radially symmetrically arranged in a 90-degree included angle mode and are welded with the tops of the connecting cylinder 1 and the brush wall box body 2 respectively to further strengthen the rigidity of the connecting cylinder 1.
The waist-shaped exhaust holes 7 which are symmetrically arranged are formed in the plane plate horizontally arranged at the top of the wall brushing box body 2, and when the rotary drilling rig drill rod drives the wall brushing device to brush the wall underwater, the waist-shaped exhaust holes 7 can timely exhaust air in the wall brushing box body 2, so that buoyancy suffered by the wall brushing box body 2 is reduced.
The movable plate 16 is provided with a waist-shaped water outlet hole 17, when the rotary drilling rig drill rod drives the wall brushing device to brush the wall underwater, the waist-shaped water outlet hole 17 can discharge water in the wall brushing box body 2, and the buoyancy force born by the wall brushing box body 2 is reduced.
The utility model relates to a use process of a hard cutting secant pile secant surface wall brushing device.
Firstly, inserting a drill rod square head of a rotary drilling rig into a drill rod jack 15, enabling a pin shaft jack 14 to correspond to a pin hole of the drill rod square head, and connecting a connecting cylinder with the drill rod square head of the rotary drilling rig through an inserted pin shaft; next, the extending length of the movable plate 16 is adjusted according to the pile diameter of the occluding piles, and the limiting protrusion 18 of the movable plate 16 is fixed with the limiting frame 11 on the brush wall box body 2 through the positioning bolts 13; finally, starting the rotary drilling rig, and driving the steel wire brush 10 by the drill rod of the rotary drilling rig to repeatedly brush the wall up and down on two drinking surfaces of the occluding pile until no mud exists on the steel wire brush 10.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a hard cutting interlock stake occlusal surface brush wall device which characterized in that: comprises a connecting cylinder (1), a wall brushing box body (2) and at least two wall brushing assemblies (3);
the connecting cylinder (1) is rigidly connected with the square head of the drill rod of the rotary drilling rig, and the connecting cylinder (1) is fixedly connected to the top of the brush wall box body (2);
the wall brushing box body (2) is provided with at least two limiting holes for mounting the wall brushing assembly (3) from top to bottom, the outer sides of the limiting holes are provided with limiting frames (11), and the limiting frames (11) are provided with a plurality of positioning pin holes (12) which are arranged in a matrix;
the brush wall assembly (3) is arranged on the outer side of the brush wall box body (2) in groups, the directions of the two brush wall assemblies (3) in each group are opposite, the brush wall assembly (3) comprises a movable plate (16) with an arc-shaped end part, one arc-shaped end of the movable plate (16) is provided with a plurality of steel wire brushes (10), a limiting protrusion (18) is fixedly connected to the part, located inside the brush wall box body (2), of the movable plate (16), the limiting protrusion (18) is matched with the positioning pin hole (12), and the limiting protrusion (18) stretches into the inner side of the limiting frame (11) after stretching out of the limiting hole, and is fixedly connected with the limiting frame (11) through a positioning bolt (13).
2. A hard cut bite pile bite surface brushing device as defined in claim 1, wherein: the connecting cylinder (1) is connected with the square head of the drill rod through a bolt, and a pin shaft jack (14) for the bolt to pass through is arranged on the side wall of the connecting cylinder (1).
3. A hard cut bite pile bite surface brushing apparatus as defined in claim 2, wherein: the outer side of the pin shaft jack (14) is provided with a reinforcing plate (6) for reinforcing the shearing resistance of the pin shaft jack (14).
4. A hard cut bite pile bite surface brushing device as defined in claim 1, wherein: the one end cover of adjustable board (16) arc is equipped with arc cover (8), and all steel wire brush (10) wear to establish in the inside of arc cover (8), and steel wire brush (10) are through fastening bolt (9) and arc cover (8) fixed connection.
5. A hard cut bite pile bite surface brushing device as defined in claim 1, wherein: the connecting cylinder (1), the wall brushing box body (2) and the wall brushing assembly (3) are all made of steel plates with the thickness of 2-4 cm.
6. A hard cut bite pile bite surface brushing device as defined in claim 1, wherein: the outer side of the top end of the connecting cylinder (1) is sleeved with Fang Gu (4) for enhancing the rigidity of the connecting cylinder (1).
7. A hard cut bite pile bite surface brushing device as defined in claim 1, wherein: the outer side of the connecting cylinder (1) is provided with stiffening rib plates (5) for enhancing the rigidity of the connecting cylinder (1).
8. The hard cut bite pile bite surface brushing device as defined in claim 7, wherein: the stiffening rib plates (5) are arranged at four corners of the outer side of the connecting cylinder (1), and four groups of stiffening rib plates (5) are radially symmetrically arranged at an included angle of 90 degrees.
9. A hard cut bite pile bite surface brushing device as defined in claim 1, wherein: the plane plate horizontally arranged at the top of the wall brushing box body (2) is provided with waist-shaped exhaust holes (7) which are symmetrically arranged.
10. A hard cut bite pile bite surface brushing device as defined in claim 1, wherein: waist-shaped water outlet holes (17) are formed in the movable plates (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321562993.2U CN220013669U (en) | 2023-06-19 | 2023-06-19 | Hard cutting secant pile occlusal surface wall brushing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321562993.2U CN220013669U (en) | 2023-06-19 | 2023-06-19 | Hard cutting secant pile occlusal surface wall brushing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220013669U true CN220013669U (en) | 2023-11-14 |
Family
ID=88692319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321562993.2U Active CN220013669U (en) | 2023-06-19 | 2023-06-19 | Hard cutting secant pile occlusal surface wall brushing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220013669U (en) |
-
2023
- 2023-06-19 CN CN202321562993.2U patent/CN220013669U/en active Active
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