CN219910627U - Rectangular cutting pore-forming device - Google Patents
Rectangular cutting pore-forming device Download PDFInfo
- Publication number
- CN219910627U CN219910627U CN202320853267.XU CN202320853267U CN219910627U CN 219910627 U CN219910627 U CN 219910627U CN 202320853267 U CN202320853267 U CN 202320853267U CN 219910627 U CN219910627 U CN 219910627U
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- Prior art keywords
- rectangular
- shearing steel
- pore
- steel groove
- hole
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- 238000005520 cutting process Methods 0.000 title claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 53
- 239000010959 steel Substances 0.000 claims abstract description 53
- 238000010008 shearing Methods 0.000 claims abstract description 43
- 238000005553 drilling Methods 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 239000002689 soil Substances 0.000 abstract description 20
- 238000010276 construction Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 5
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000011148 porous material Substances 0.000 description 2
- 208000028571 Occupational disease Diseases 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model discloses a rectangular cutting pore-forming device, and relates to the field of construction of anti-slide pile holes. The device comprises a drill rod, a connector and a rectangular pore-forming mechanism; one end of the connector is detachably connected with the drill rod, and the other end of the connector is fixedly connected with the rectangular pore-forming mechanism; the shape and the size of the rectangular hole forming mechanism are matched with those of the locking notch. The device utilizes the rectangular shearing steel groove matched with the locking notch to directly push and cut redundant soil downwards, so that the hole repairing work of the rectangular anti-slide pile hole is realized, and compared with a traditional manual excavating mode, the working efficiency of the hole repairing process is greatly improved while the hole forming quality of the anti-slide pile hole and the locking notch is ensured.
Description
Technical Field
The utility model relates to the field of construction of anti-slide pile holes, in particular to a rectangular cutting hole forming device.
Background
Along with the powerful construction of expressways in China, the rectangular section slide-resistant pile is widely applicable under unfavorable geological conditions.
As shown in fig. 1, in the construction of the rectangular section slide-resistant pile, after the preliminary hole forming step of the rotary drilling is completed, more soil to be removed is left at four corners and edges in the rectangular locking hole, and the soil is cut off, so that the slide-resistant pile hole forms a rectangular square hole with the same shape and size as the rectangular locking hole, and the finally required slide-resistant pile hole can be obtained.
Because these unnecessary soil body shapes are irregular, so traditional mode of excision these unnecessary soil body is excavated by constructor's instrument such as utilizing shovel, pick, and because the anti-slide pile hole inner wall at this moment does not have the footed point, only can put down the excavation with constructor from the fore shaft through the safety rope, and such processing mode inefficiency just can't guarantee that the anti-slide pile hole inner wall after handling is as level as fore shaft inner wall, and soil body handling quality is not high, can influence the follow-up anti-slide pile and the agreeing of anti-slide pile hole.
Disclosure of Invention
The utility model aims to provide a rectangular cutting pore-forming device which solves the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a rectangular cutting pore-forming device comprises a drill rod, a connector and a rectangular pore-forming mechanism; one end of the connector is detachably connected with the drill rod, and the other end of the connector is fixedly connected with the rectangular pore-forming mechanism; the shape and the size of the rectangular pore-forming mechanism are matched with those of the locking notch.
The rectangular pore-forming mechanism comprises a shearing steel groove and a spandrel girder, and the spandrel girder is fixedly arranged at the top of the shearing steel groove; the shearing steel groove is formed by rolling steel plates which are encircled into a rectangle.
The circumference of the bottom of the shearing steel tank is connected with an excavator tooth sleeve, the excavator tooth sleeve is of a tooth structure, and the excavating surface is an inclined surface.
And the tooth sleeve of the excavator is welded with the shearing steel groove.
The tooth sleeve of the excavator is detachably connected with the shearing steel groove.
The excavator tooth sleeve is characterized in that a clamping groove and a locking bolt are arranged at one end, far away from an excavating surface, of the excavator tooth sleeve, a threaded hole matched with the locking bolt is formed in the groove wall of the clamping groove, the excavator tooth sleeve is pressed on the shearing steel groove through the locking bolt penetrating through the threaded hole, and the excavator tooth sleeve is transversely adjustable on the shearing steel groove.
The number of the tooth sleeves of the excavator is at least two.
The connector comprises a bearing plate, the bottom surface of the bearing plate is connected with the shearing steel groove and the spandrel girder, a connecting port for connecting a drill rod is arranged at the center of the top surface of the bearing plate, and the drill rod is connected with the connecting port through a bolt.
The beneficial effects of the utility model are as follows:
(1) the rectangular shearing steel groove matched with the locking notch is utilized to directly push and cut redundant soil downwards, so that hole repairing work of rectangular anti-slide pile holes is achieved, and compared with a traditional manual excavating mode, the hole forming quality of the anti-slide pile holes and the locking notch is guaranteed, and meanwhile the working efficiency of hole repairing procedures is greatly improved.
(2) After the device is utilized, no extra constructors are needed to finish hole repairing work in the anti-slide pile holes, accidents or occupational diseases possibly caused by the fact that the constructors finish hole repairing work in the anti-slide pile holes are avoided, and the construction safety is improved.
Drawings
FIG. 1 is a top view of a rotary drill preliminary hole forming;
FIG. 2 is a side view of the present utility model;
FIG. 3 is a schematic view of the cross-section in the direction A-A of FIG. 2;
FIG. 4 is a bottom view of the hole forming mechanism of the present utility model;
fig. 5 is a schematic cross-sectional view showing the connection of the excavator tooth case and the shear steel groove in example 2 of the present utility model.
In the figure, 1, a locking notch; 2. excess soil mass; 3. a drill rod; 4. shearing a steel groove; 5. a spandrel girder; 6. excavator tooth cover; 7. a bearing plate; 8. a connection port; 9. a clamping groove; 10. a locking bolt.
Detailed Description
The technical solution of the present utility model will be described in further detail with reference to the accompanying drawings, but the scope of the present utility model is not limited to the following description.
Referring to fig. 2 to 5, a rectangular cutting hole forming apparatus is provided in an embodiment of the present utility model.
As shown in fig. 2-3, a rectangular cutting hole forming device comprises a drill rod 3, a connector and a rectangular hole forming mechanism; one end of the connector is detachably connected with the drill rod 3, and the other end of the connector is fixedly connected with the rectangular pore-forming mechanism; the shape and the size of the rectangular pore-forming mechanism are matched with those of the locking notch 1.
The rectangular pore-forming mechanism comprises a shearing steel groove 4 and a spandrel girder 5, and the spandrel girder 5 is fixedly arranged at the top of the shearing steel groove 4; the shearing steel groove 4 is formed by rolling steel plates which are encircled into a rectangle;
the rectangular shearing steel groove 4 is integrally rolled by adopting a Q345 steel plate with the thickness of 3cm according to the size of a rectangular pile, the height is 60cm, and the thickness of a shearing edge is not less than 1.5cm; in the hole repairing process, the shearing steel groove 4 replaces a manual excavating mode, the cutting work of the redundant soil body 2 is completed, the smoothness of the hole wall after cutting can be ensured, the efficiency of cutting the hole wall can be improved, the residual hole slag at the bottom of the anti-slide pile hole can be sucked out by combining the subsequent barrel drilling, the whole process in the hole forming process can be ensured, constructors are not required to go down into the anti-slide pile hole to carry out operation, the dangers or occupational hazards such as falling, collapsed soil burying and dust suction which are possibly encountered by the constructors in the anti-slide pile hole are avoided, and the personal safety of the constructors is ensured.
The circumference at the bottom of the shearing steel groove 4 is connected with an excavator tooth sleeve 6, the excavator tooth sleeve 6 is of a tooth structure, and an excavating surface is an inclined surface; the excavator tooth sleeve 6 with the tooth-shaped structure is matched with the shearing steel groove 4 to carry out hole repairing work, and the excavator tooth sleeve 6 is additionally arranged in a region with more soil body residues and larger volume, so that the soil cutting capability of the device can be greatly improved.
The following further describes embodiments in connection with the different ways of connecting the excavator tooth 6 to the shear steel tank 4:
example 1
In this embodiment, the excavator tooth 6 is welded to the shear steel groove 4.
When the construction method of the fixed rectangular section slide-resistant pile rotary drilling mechanical hole forming construction is selected by a constructor, the positions of the mechanical rotary drilling hole forming and the positions of the surplus soil bodies 2 of the surplus soil bodies to be cut are fixed, and the corresponding number of excavator tooth sleeves 6 can be welded at the corresponding positions of the shearing steel grooves 4 according to the specific positions and the number of the surplus soil bodies 2 to be cut actually.
The number of the excavator tooth sleeves 6 is at least two; if the redundant soil body 2 in fig. 1 has 3 inner walls of long sides of the locking notch 1, 2 inner walls of short sides and 1 at four corners, as shown in fig. 4, 18 excavator tooth sleeves 6 are installed at the shearing steel grooves 4 at corresponding positions.
Example 2
In this embodiment, the excavator tooth 6 is detachably connected to the shear steel tank 4.
In this embodiment, as shown in fig. 5, a clamping groove 9 and a locking bolt 10 are arranged at one end, far away from the digging surface, of the excavator tooth sleeve 6, a threaded hole matched with the locking bolt 10 is formed in the wall of the clamping groove 9, and the excavator tooth sleeve is tightly pressed on the shearing steel groove through the locking bolt 10 penetrating through the threaded hole, so that the excavator tooth sleeve is transversely adjustable on the shearing steel groove.
Under the conditions that the rectangular section anti-slide pile rotary drilling mechanical pore-forming construction method is changed, the positions of mechanical rotary drilling pores and the positions of residual soil bodies 2 to be cut are not fixed, the device can adapt to cutting operations of different positions and different numbers of residual soil bodies 2 by using the excavator tooth sleeve 6 which is transversely adjustable on the shearing steel groove 4, and the applicability of the device to the rotary drilling mechanical pore-forming construction method adopting different rectangular section anti-slide piles is enhanced.
The connector comprises a bearing plate 7, the bottom surface of the bearing plate 7 is connected with a shearing steel groove 4 and a spandrel girder 8, a connecting port 8 for connecting a drill rod 3 is arranged at the central position of the bearing plate 7, and the drill rod 3 is connected with the connecting port 8 through a bolt.
The drill rod 3 transmits downward pressure to the shearing steel groove 4 through the bearing plate 7, the bearing beam 8 is additionally arranged between the shearing steel groove 4 and the bearing plate 7, and the bearing beam 8 can be utilized to transmit part of the downward pressure of the bearing plate 7 to the joint of the shearing steel groove 4 to the steel plate of the shearing steel groove 4 which is not connected with the bearing plate 7, so that the steel plate surrounding the shearing steel groove 4 is uniformly subjected to the downward pressure from the bearing plate 7, and the steel plate of the shearing steel groove 4 connected with the bearing plate 7 is prevented from being damaged or even deformed and scrapped due to uneven stress.
The working principle of the utility model is as follows: after the round drill bit completes the preliminary pore-forming step and leaves the rotary drilling bit shown in fig. 1 to form a preliminary pore, a corresponding number of excavator tooth sleeves 6 are arranged at corresponding positions on the shearing steel groove 4 according to the positions and the number of the redundant soil bodies 2, then bolts on the end part of the drill rod 3 are inserted into the connecting ports 8, then the drill rod 3 is controlled to move until the shearing steel groove 4 is aligned with the inner wall of the locking port 1, and then the drill rod 3 is moved downwards, so that the device can complete the cutting of the redundant soil bodies 2, and further the pore-repairing work of the anti-slide pile hole is completed.
The foregoing is merely a preferred embodiment of the utility model, and it is to be understood that the utility model is not limited to the form disclosed herein but is not to be construed as excluding other embodiments, but is capable of numerous other combinations, modifications and environments and is capable of modifications within the scope of the inventive concept, either as taught or as a matter of routine skill or knowledge in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.
Claims (8)
1. The utility model provides a rectangle cutting pore-forming device, includes drilling rod, its characterized in that: the device also comprises a connector and a rectangular pore-forming mechanism; one end of the connector is detachably connected with the drill rod, and the other end of the connector is fixedly connected with the rectangular pore-forming mechanism; the shape and the size of the rectangular pore-forming mechanism are matched with those of the locking notch.
2. A rectangular cutting hole forming apparatus according to claim 1, wherein: the rectangular pore-forming mechanism comprises a shearing steel groove and a spandrel girder, and the spandrel girder is fixedly arranged at the top of the shearing steel groove; the shearing steel groove is formed by rolling steel plates which are encircled into a rectangle.
3. A rectangular cutting hole forming apparatus according to claim 2, wherein: the circumference of the bottom of the shearing steel tank is connected with an excavator tooth sleeve, the excavator tooth sleeve is of a tooth structure, and the excavating surface is an inclined surface.
4. A rectangular cutting hole forming apparatus according to claim 3, wherein: and the tooth sleeve of the excavator is welded with the shearing steel groove.
5. A rectangular cutting hole forming apparatus according to claim 3, wherein: the excavator tooth sleeve is detachably connected with the shearing steel groove.
6. A rectangular cutting hole forming apparatus according to claim 5, wherein: the excavator tooth sleeve is characterized in that a clamping groove and a locking bolt are arranged at one end, far away from an excavating surface, of the excavator tooth sleeve, a threaded hole matched with the locking bolt is formed in the groove wall of the clamping groove, the excavator tooth sleeve is pressed on the shearing steel groove through the locking bolt penetrating through the threaded hole, and the excavator tooth sleeve is transversely adjustable on the shearing steel groove.
7. A rectangular cutting hole forming apparatus according to claim 3, wherein: the number of the tooth sleeves of the excavator is at least two.
8. A rectangular cutting hole forming apparatus according to claim 1, wherein: the connector comprises a bearing plate, the bottom surface of the bearing plate is connected with the shearing steel groove and the spandrel girder, a connecting port for connecting a drill rod is arranged at the center of the top surface of the bearing plate, and the drill rod is connected with the connecting port through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320853267.XU CN219910627U (en) | 2023-04-17 | 2023-04-17 | Rectangular cutting pore-forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320853267.XU CN219910627U (en) | 2023-04-17 | 2023-04-17 | Rectangular cutting pore-forming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219910627U true CN219910627U (en) | 2023-10-27 |
Family
ID=88465681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320853267.XU Active CN219910627U (en) | 2023-04-17 | 2023-04-17 | Rectangular cutting pore-forming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219910627U (en) |
-
2023
- 2023-04-17 CN CN202320853267.XU patent/CN219910627U/en active Active
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