CN216406728U - Drilling vibration isolation hole protecting device - Google Patents
Drilling vibration isolation hole protecting device Download PDFInfo
- Publication number
- CN216406728U CN216406728U CN202122590544.6U CN202122590544U CN216406728U CN 216406728 U CN216406728 U CN 216406728U CN 202122590544 U CN202122590544 U CN 202122590544U CN 216406728 U CN216406728 U CN 216406728U
- Authority
- CN
- China
- Prior art keywords
- drill
- hole
- expandable
- vibration
- vibration damping
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 23
- 238000002955 isolation Methods 0.000 title claims abstract description 11
- 238000013016 damping Methods 0.000 claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 239000013013 elastic material Substances 0.000 claims description 2
- 239000002689 soil Substances 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 4
- 230000035939 shock Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model provides a drilling vibration isolation hole protection device which comprises a drilling machine, a drill rod and a drill bit, wherein an expandable vibration attenuation protection piece is arranged on the drill rod. The expandable vibration-damping protection piece surrounds the outer side of the drill rod and is tightly attached to the hole wall of the drill hole, so that the vibration-damping effect is achieved, and the soil around the drill hole is prevented from being loosened under the influence of the vibration of the drill rod, so that the hole collapse is avoided.
Description
Technical Field
The utility model relates to the technical field of slope protection, in particular to a drilling vibration isolation hole protection device.
Background
In the measure of foundation pit side slope protection, anchor cables are installed in the side slope through drilling, the anchor rod effect is most obvious, the anchor rods are installed, the anchor rods need to be drilled in the soil layer, then the anchor cables and the anchor rods are placed into the drilled holes for grouting, prestress is applied to the surrounding soil body, and the strength of the soil body is improved to achieve the purpose of side slope protection. However, theoretical research and field practice results prove that the soil stress changes and cracks increase under the vibration action of the drill rod on the soft soil layer and the soil body with a broken structure in the field drilling and hole forming process. When the vibration reaches a certain intensity, a connected fracture network with a larger range is formed in the soil body, so that the intensity of the soil body is reduced, the phenomenon of unstable collapse of holes occurs, and the hole drilling and forming effect is influenced.
Disclosure of Invention
Aiming at the technical problem, the utility model provides a drilling vibration isolation hole protection device which is used for solving the problem that soil body cracks are increased in the drilling process in the prior art.
In order to achieve the purpose, the technical scheme of the utility model is realized as follows:
a drilling vibration isolation hole protection device comprises a drilling machine, a drill rod and a drill bit, wherein an expandable vibration attenuation protection piece is arranged on the drill rod.
Preferably, the inflatable shock absorbing guard is an inflatable bladder to which an inflator is connected.
Preferably, the inflatable vibration damping guard is a water-filled bladder to which a water source and a water pump are connected.
Preferably, the inflatable shock absorbing guard is made of an elastomeric material.
Preferably, the expandable vibration damping guard is detachably connected to the drill pipe.
Preferably, the expandable shock absorbing guard is in lashed connection with the drill pipe.
Preferably, the inflatable vibration damping protection pieces are provided in a plurality, and the inflatable vibration damping protection pieces are communicated through connecting pipes.
Preferably, connecting pipes are respectively connected to adjacent expandable vibration damping guards, and the adjacent connecting pipes are connected through screw threads.
Preferably, the drill is connected to the drill rod by a drill holder.
The utility model has the beneficial effects that: the expandable vibration-damping protection piece surrounds the outer side of the drill rod and is tightly attached to the hole wall of the drill hole, so that the vibration-damping effect is achieved, and the soil around the drill hole is prevented from being loosened under the influence of the vibration of the drill rod, so that the hole collapse is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
As shown in fig. 1, the drilling vibration isolation hole protection device according to embodiment 1 of the present invention includes a drilling machine 1, a drill rod 8 and a drill bit 7, which are connected in sequence, wherein an expandable vibration damping protection member 3 is disposed on the drill rod 8, the expandable vibration damping protection member 3 surrounds the drill rod 8, and is tightly attached to a hole wall of a drill hole 6, so as to perform a vibration damping function, and prevent soil around the drill hole 6 from loosening due to the vibration of the drill rod 8, thereby preventing a hole collapse.
Preferably, the inflatable shock absorbing guard is an inflatable bladder to which an inflator 5 is connected. In this embodiment, the number of the inflatable vibration damping protection elements 3 is multiple, the number of the inflatable bags is multiple, the inflatable bags are connected through the number of the connecting pipes 9, one inflatable bag located close to the drill bit is connected with the inflator pump 5 through the inflation pipe 4, and under the continuous inflation action of the inflator pump 5, gas enters other inflatable bags under the driving action of pressure.
Preferably, the inflatable shock absorbing guard 3 is made of an elastic material and is a tougher material, further improving the shock absorbing protection and avoiding being lacerated.
Preferably, the expandable shock absorbing guard 3 is detachably connected to the drill pipe 8. Specifically, the expandable vibration damping protection member 3 is connected with the drill pipe 8 in a binding manner, and a buckle, a snap fastener or an adhesive buckle can be arranged at the two ends of the expandable vibration damping protection member 3 for connection.
Preferably, the adjacent expandable shock absorbing guards 3 are respectively connected with connecting pipes 9, and the adjacent connecting pipes 9 are connected through screw threads. In this embodiment, the connecting pipe 9 is provided on the expandable vibration damping protection member 3, the end of the connecting pipe 9 is provided with an external thread, and when the expandable vibration damping protection member 3 is connected, the connecting pipes 9 on two adjacent expandable vibration damping protection members 3 are connected through an internal thread sleeve.
Preferably, the drilling machine 1 is connected to the drill rod 8 by means of a drilling machine holder 2. The drill holder 2 is a prior art drill holder.
The using method comprises the following steps:
s1, connecting the drill bit 7, the drill rod 8 and the drilling machine 1;
s2, starting the drilling machine 1 to drill a hole through the drill bit 7, and in the process, installing the expandable damping protection piece 3 connected with the air pump 5, namely an air inflation bag, to the position, close to the drill bit 7, of the drill rod 8 and inflating the air inflation bag through the air pump 5;
s3, the drill bit 7 continues to drill, and the next expandable damping guard 3 is connected with the expandable damping guard 3 in the step S2 through the connecting pipe 9, and the inflator 5 is continuously inflated;
s4, repeating the step S3 until drilling is completed;
s5, the inflator 5 is turned off, the gas in the expandable shock absorbing guard 3 is vented, and the drill pipe 8 is retracted.
Example 2, which differs from example 1 in that the inflatable shock absorbing guard is a water-filled bladder to which a water source and a water pump are connected. In the using process, the water filling bag is filled with water through the water pump.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (4)
1. A drilling vibration isolation hole protection device comprises a drilling machine (1), a drill rod (8) and a drill bit (7), and is characterized in that an expandable vibration attenuation protection piece (3) is arranged on the drill rod (8); the inflatable vibration damping protection piece (3) is made of elastic materials; the expandable vibration damping protection element (3) is detachably connected with a drill pipe (8); the expandable damping protection piece (3) is connected with the drill rod (8) in a binding manner; the inflatable vibration damping protection pieces (3) are provided with a plurality of inflatable vibration damping protection pieces (3), and the inflatable vibration damping protection pieces (3) are communicated through connecting pipes (9); connecting pipes (9) are respectively connected to the adjacent expandable vibration damping protection pieces (3), and the adjacent connecting pipes (9) are connected through threads.
2. The drilling isolation and hole protection device according to claim 1, wherein the inflatable vibration damping protection element is an inflatable bladder to which an inflator (5) is connected.
3. The drilling isolation and hole protection device of claim 1, wherein the expandable vibration damping guard is a water filled bladder to which a water source and a water pump are connected.
4. A drill hole vibration isolation and hole protection device according to any one of claims 1-3, wherein the drill (1) is connected with the drill rod (8) through a drill holder (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122590544.6U CN216406728U (en) | 2021-10-27 | 2021-10-27 | Drilling vibration isolation hole protecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122590544.6U CN216406728U (en) | 2021-10-27 | 2021-10-27 | Drilling vibration isolation hole protecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216406728U true CN216406728U (en) | 2022-04-29 |
Family
ID=81299878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122590544.6U Expired - Fee Related CN216406728U (en) | 2021-10-27 | 2021-10-27 | Drilling vibration isolation hole protecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216406728U (en) |
-
2021
- 2021-10-27 CN CN202122590544.6U patent/CN216406728U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4000623A (en) | Anchor rod for walls, bulkheads and the like | |
| CN111021960B (en) | Method for improving stability of extraction drill hole of low-permeability soft coal seam | |
| CN104818723B (en) | Slope retaining friction pile | |
| CN103321660B (en) | Mining constant-resistance yielding energy-absorbing impact-resisting supporting device | |
| CN110068256B (en) | Mechanical expansion type hole sealing and grouting integrated large-aperture static rock breaking device and use method | |
| CN108677944A (en) | Partition-type high pressure plug-hole grouted anchor bar and its grouting method | |
| CN102720196A (en) | Anticorrosive anchor rod capable of preventing slurry from leaking | |
| CN216406728U (en) | Drilling vibration isolation hole protecting device | |
| KR101018867B1 (en) | A reusable packer for a pressurized grouting process | |
| KR100697629B1 (en) | Grout injector and nailing apparatus having the same | |
| KR101210956B1 (en) | Apparatus for injecting grout using a carbon fiber reinforcement pipe and method thereof | |
| RU2707310C1 (en) | Suspended well stem | |
| KR101920459B1 (en) | Enhancement means for high strength net | |
| JP2009235865A (en) | Supporting member, and method for fixing the same | |
| CN110219615B (en) | Coal seam pulsating water injection drilling hole sealing device and hole sealing method | |
| CN209525468U (en) | A kind of microseismic monitoring sensor mounting device based on air bag | |
| JPH04140316A (en) | Earth anchoring work | |
| KR101985506B1 (en) | pack anchor apparatus for using reclaimed and fill-up ground | |
| KR200431272Y1 (en) | The foundation fixing anchor and this which consisted of fixing supporter | |
| CN104818725A (en) | Slope slip mass locking system | |
| CN112629348B (en) | Blast hole blocking device for blasting construction | |
| CN219793911U (en) | Slope anchoring device for municipal engineering | |
| KR100821223B1 (en) | Anchorbolt for tunnel construction | |
| CN209907310U (en) | Bubble generator for blocking shock waves in water | |
| CN218235154U (en) | Anchoring part |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220429 |