CN217841524U - Prestressed anchorage cable pulling-out device - Google Patents
Prestressed anchorage cable pulling-out device Download PDFInfo
- Publication number
- CN217841524U CN217841524U CN202222314005.4U CN202222314005U CN217841524U CN 217841524 U CN217841524 U CN 217841524U CN 202222314005 U CN202222314005 U CN 202222314005U CN 217841524 U CN217841524 U CN 217841524U
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- Prior art keywords
- locking
- seat
- drill bit
- propeller
- base
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- Expired - Fee Related
Links
- 238000005553 drilling Methods 0.000 claims description 38
- 239000007787 solid Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 10
- 238000010276 construction Methods 0.000 abstract description 7
- 230000002093 peripheral effect Effects 0.000 abstract description 2
- 241001074085 Scophthalmus aquosus Species 0.000 abstract 1
- 230000000694 effects Effects 0.000 abstract 1
- 238000004873 anchoring Methods 0.000 description 5
- 238000009412 basement excavation Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 210000002105 tongue Anatomy 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000004888 barrier function Effects 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
- 238000005520 cutting process Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model discloses a prestressed anchorage cable pulls out device, including base, power structure, sleeve pipe and reamer bit, power structure is including moving track, propeller and rig, it establishes on the base to move the track, the propeller activity sets up on moving the track, the rig is established on the propeller, the sleeve pipe can be dismantled and set up on the rig, the reamer bit is established in the sheathed tube outer end. The utility model discloses a mode of adopting the inseparable interlock of coupler knuckle between the sleeve pipe has to connect firmly, connects easy operation's advantage, has effectively avoided creeping into the positive and negative gyration in-process and has easily appeared the card and bore, bury the condition such as brill, sleeve pipe fracture to adopt hollow reamer bit and cooperation bushing structure, solved the problem that there is the deviation angle in the anchor rope construction, abandonment anchor rope and the higher problem of peripheral stratum cohesive force.
Description
Technical Field
The utility model relates to an underground construction technical field, concretely relates to prestressed anchorage cable pulls out device.
Background
With the rapid development of urban rail transit construction, underground rail transit lines pass through various house buildings and various underground barriers to be in a normal state, generally speaking, high-rise buildings are supported in a prestressed anchor cable mode in the foundation excavation process, and the supporting structure causes certain difficulty in passing through a subway shield zone, so that the anchor cable needs to be pulled out in advance to ensure that a shield machine can pass through smoothly. The traditional construction method is to adopt a drilling mode to complete the removal of the anchor cable, but the method mainly has the following problems: firstly, the situation of insufficient counter force may occur in the direct drawing process; secondly, the joint of the equipment is broken in the drilling process of the positive and negative drills, so that the problems of drill burying, pipe burying and the like are caused; thirdly, the anchoring body needs to be excavated in a full section in the drilling process, so that the risk of ground settlement is increased; and fourthly, holes need to be reserved in advance to penetrate the steel strands for drilling, and the steel strands are easy to break in the drilling process. The existing anchor cable pulling-out drilling machine is applied to anchor cable pulling-out, but the existing drilling machine is provided with a plurality of chain blocks and a hydraulic structure to realize angle adjustment, the operation is complex, the components are various on the whole, the use difficulty is high, and the use experience is poor. The utility model provides a prestressed anchorage cable pulls out device solves above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model provides a prestressed anchorage cable pulls out device, simple structure and convenient to use have avoided full section excavation simultaneously, realize pulling out the anchor cable safely and fast.
The utility model provides a technical scheme that above-mentioned technical problem adopted is:
a prestressed anchor cable removing device comprises a base, a power structure, a sleeve and a hole expanding drill bit, wherein the power structure comprises a moving track, a propeller and a drilling machine, the moving track is arranged on the base, the propeller is movably arranged on the moving track, the drilling machine is arranged on the propeller, the sleeve is detachably arranged on the drilling machine, and the hole expanding drill bit is arranged at the outer end of the sleeve;
the sleeve pipe passes through the locking part and is connected with the reaming bit, the both ends of sleeve pipe, the inner of reaming bit and the inner of rig all are equipped with connection structure, the locking part is established on connection structure, connection structure is including connecting floor, coupler knuckle and lock solid seat, and adjacent connection structure's coupler knuckle interlock is connected each other.
Furthermore, the locking member includes a locking plate and a locking bolt, the locking bolt is disposed at two ends of the locking plate, and the locking bolt is connected to the locking seat and locks the locking plate to the connecting rib plate.
Furthermore, the connecting rib plates are provided with limiting clamping plates, the limiting clamping plates on the adjacent connecting rib plates are correspondingly arranged, and the locking clamping plates are in contact with the limiting clamping plates.
Further, the reaming drill bit comprises a drill bit and a pipe body, and the drill bit is arranged at the outer end of the pipe body.
Furthermore, the propeller comprises a moving seat, a propelling chain and a first driving device, the moving seat is movably connected to the moving track, the propelling chain is connected with the moving seat and the moving track, and the first driving device is connected with the propelling chain.
Furthermore, the base includes fixing base and regulation seat, adjust the seat and can dismantle the connection on the fixing base, the connection can be dismantled on adjusting the seat to the removal track.
Furtherly, adjust the seat and include pole setting, horizontal pole and vertical pole, the pole setting can be dismantled and connect on the fixing base, the horizontal pole is established between the pole setting, the vertical pole is established on the horizontal pole.
Preferably, the drill bit is a hollow expanding drill bit, and the outer end of the hollow expanding drill bit is provided with sawtooth type drilling teeth.
The utility model discloses beneficial effect as follows:
the sleeves are tightly occluded by the coupler tongues, so that the device has the advantages of stable connection and simple connection operation, and effectively avoids the situations of drill jamming, drill burying, sleeve breakage and the like easily occurring in the drilling forward and backward rotation process;
the anchor rod is characterized in that a hollow expanding drill bit is adopted and matched with a sleeve connecting structure, the problems that deviation angles exist in anchor cable construction and the adhesive force between a waste anchor cable and a peripheral stratum is high are solved, only the anchoring body within the thickness area range of the sleeve is dug in a rotary mode, full-section excavation is avoided, and safe and quick pulling out of the anchor cable is achieved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic top view of the propeller structure of the present invention;
FIG. 3 is a schematic view of the sleeve connection of the present invention;
FIG. 4 is a schematic view of the connection between the casing and the drill bit according to the present invention;
FIG. 5 is a schematic view of the fastener connection of the present invention;
fig. 6 is a schematic view of the structure of the sleeve of the present invention.
Reference numerals are as follows: 1-base, 11-fixed base, 12-adjusting base, 2-power structure, 21-moving track, 22-propeller, 23-drilling machine, 3-sleeve, 31-connecting rib plate, 311-limit clamping plate, 32-coupler knuckle, 33-locking base, 4-expanding bit, 41-bit, 42-tube, 5-locking piece, 51-locking clamping plate and 52-locking bolt.
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. 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.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
As shown in fig. 1 and 2, the prestressed anchor cable removing device comprises a base 1, a power structure 2, a casing 3 and a hole expanding drill bit 4, wherein the power structure 2 comprises a moving track 21, a propeller 22 and a drilling machine 23, the moving track 21 is arranged on the base 1, the propeller 22 is movably arranged on the moving track 21, the drilling machine 23 is arranged on the propeller 22, the casing 3 is detachably arranged on the drilling machine 23, and the hole expanding drill bit 4 is arranged at the outer end of the casing 3.
The base 1 is used as an installation foundation of the power structure 2, the drilling machine 23 in the power structure 2 realizes the rotation of the casing 3 and the reaming bit 4, the moving track 21 and the propeller 22 are matched to realize the footage of the casing 3 and the reaming bit 4, the casing 3 is additionally arranged section by section along with the drilling, and finally the complete drilling is realized.
As shown in fig. 3, 4 and 5, the casing 3 is connected with the reaming bit 4 through a locking member 5, the two ends of the casing 3, the inner end of the reaming bit 4 and the inner end of the drilling machine 23 are respectively provided with a connecting structure, the locking member 5 is arranged on the connecting structure, the connecting structure comprises a connecting rib plate 31, a latch 32 and a locking seat 33, and the latches 32 of adjacent connecting structures are mutually engaged and connected. The locking part 5 is matched with the connecting structure to realize the connection between the sleeves 3 and the reaming bits 4, the connection is stable, the traditional mantle fiber connection is replaced, the situations of drill sticking, drill burying, sleeve breakage and the like easily occurring in the drilling forward and backward rotation process are effectively avoided, and the stability of the drilling process is ensured.
The connection structure and the locking piece 5 are connected as follows: adjacent sleeves 3 are mutually occluded and clamped through the coupler tongues 32, the sleeves 3 are rotated to align the limiting clamping plates 311 on the adjacent sleeves 3 along the axial direction, the locking clamping plates 51 are placed at the joints of the sleeves 3 after the alignment, the limiting clamping plates 311 are attached to the sleeves, the connection stability between the sleeves 3 is ensured by limiting the movement trend of the limiting clamping plates 311, and finally the locking clamping plates 51 are stably connected with the sleeves 3 through the connection of the locking bolts 52 and the locking seats 33.
As shown in fig. 5, the locking member 5 further includes a locking plate 51 and locking bolts 52, the locking bolts 52 are disposed at two ends of the locking plate 51, and the locking bolts 52 are connected to the locking seats 33 and lock the locking plate 51 to the connecting rib 31.
Preferably, the locking bolt 52 is connected with the locking seat 33 through a screw thread.
As shown in fig. 6, a limiting plate 311 is further disposed on the connecting rib 31, the limiting plate 311 on the adjacent connecting rib 31 is correspondingly disposed, and the locking plate 51 contacts with the limiting plate 311.
As shown in fig. 4, further, the reamer head 4 includes a drill bit 41 and a tubular body 42, and the drill bit 41 is disposed at an outer end of the tubular body 42.
As shown in fig. 2, further, the pusher 22 includes a moving seat movably connected to the moving rail 21, a pushing chain connected to the moving seat and the moving rail 21, and a first driving device connected to the pushing chain. The moving seat is movably connected to the moving track 21, and the moving seat is driven by the pushing chain and the driving device I to move to the depth along the moving track 21, so that the moving seat, the drilling machine 23 on the moving seat and the reaming bit 4 on the moving seat are moved to the depth; the pushing chain and the driving device are matched to push the moving seat to reciprocate, the moving seat drills when moving forwards, the drilling machine 23 is disconnected with the sleeve 3 before retreating, the drilling machine 23 is only driven to retreat, a new section of sleeve 3 is additionally arranged after retreating to be in place, and then the moving seat continues to move forwards to drill.
As shown in fig. 1, further, the base 1 includes a fixing seat 11 and an adjusting seat 12, the adjusting seat 12 is detachably connected to the fixing seat 11, the adjustment of the drilling angle is realized by adjusting the installation angle of the adjusting seat 12, the drilling track is the fitted anchor cable track, and the moving track 21 is detachably connected to the adjusting seat 12.
Further, adjust seat 12 and include pole setting, horizontal pole and vertical pole, the pole setting can be dismantled and connect on fixing base 11, the horizontal pole is established between the pole setting, the vertical pole is established on the horizontal pole.
Preferably, the drill bit 41 is a hollow expanding drill bit, and the outer end of the hollow expanding drill bit is provided with sawtooth-shaped drilling teeth.
Preferably, the drill bit 41 and the tube 42 are made of hard alloy steel, and the drill teeth are made of diamond.
The utility model discloses a concrete construction method as follows:
firstly, erecting a base 1 at a position where an anchor cable is to be pulled out;
secondly, a power structure 2 is arranged on the base 1;
thirdly, connecting the sleeves 3 with the drilling machine 23 through the locking pieces 5, and connecting the sleeves 3 through the locking pieces 5;
fourthly, the front end of the casing 3 is connected with a reaming bit 4 through a locking piece 5, and the mud pump is installed;
fifthly, starting the drilling machine 23 and the propeller 22, enabling the drilling machine 23 to drive the casing 3 and the hole expanding drill bit 4 to rotate together, drilling and coring are carried out according to the fitted anchor cable track, and the friction force between the anchor cable and the anchoring body is relieved; and (3) starting a slurry pump in the cutting process, taking bentonite as a slurry wall protecting material for pumping and deslagging, pushing a drilling machine 23 by a propeller 22 to enter a ruler, pausing the drilling machine when each section of casing pipe 3 enters 3/4 soil, installing a new section of casing pipe 3, repeatedly circulating until the anchoring body with the whole length is arranged in the casing pipe 3, and finally integrally pulling out the casing pipe and the anchoring body to finish construction.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Claims (8)
1. The prestressed anchor cable removing device is characterized by comprising a base (1), a power structure (2), a sleeve (3) and a hole expanding drill bit (4), wherein the power structure (2) comprises a moving track (21), a propeller (22) and a drilling machine (23), the moving track (21) is arranged on the base (1), the propeller (22) is movably arranged on the moving track (21), the drilling machine (23) is arranged on the propeller (22), the sleeve (3) is detachably arranged on the drilling machine (23), and the hole expanding drill bit (4) is arranged at the outer end of the sleeve (3);
sleeve pipe (3) are connected with reamer bit (4) through locking part (5), the both ends of sleeve pipe (3), the inner of reamer bit (4) and the inner of rig (23) all are equipped with connection structure, establish on connection structure locking part (5), connection structure includes connecting rib board (31), coupler knuckle (32) and lock solid seat (33), and adjacent connection structure's coupler knuckle (32) interlock each other is connected.
2. The device of claim 1, wherein the device comprises: the locking piece (5) comprises a locking clamping plate (51) and locking bolts (52), the locking bolts (52) are arranged at two ends of the locking clamping plate (51), and the locking bolts (52) are connected to the locking base (33) and lock the locking clamping plate (51) on the connecting rib plate (31).
3. The prestressed anchor cable removing device as claimed in claim 2, wherein: the connecting rib plates (31) are provided with limiting clamping plates (311), the limiting clamping plates (311) on the adjacent connecting rib plates (31) are correspondingly arranged, and the locking clamping plates (51) are in contact with the limiting clamping plates (311).
4. The prestressed anchor cable removing device as claimed in claim 1, wherein: the reaming drill bit (4) comprises a drill bit (41) and a pipe body (42), and the drill bit (41) is arranged at the outer end of the pipe body (42).
5. The prestressed anchor cable removing device as claimed in claim 1, wherein: the propeller (22) comprises a moving seat, a propelling chain and a first driving device, the moving seat is movably connected to the moving track (21), the propelling chain is connected with the moving seat and the moving track (21), and the first driving device is connected with the propelling chain.
6. The prestressed anchor cable removing device as claimed in claim 1, wherein: base (1) is including fixing base (11) and regulation seat (12), it connects on fixing base (11) to adjust seat (12) to dismantle, removal track (21) can be dismantled and connect on adjusting seat (12).
7. The prestressed anchor cable removing device as claimed in claim 6, wherein: the adjusting seat (12) comprises vertical rods, a cross rod and a longitudinal rod, the vertical rods are detachably connected to the fixing seat (11), the cross rod is arranged between the vertical rods, and the longitudinal rod is arranged on the cross rod.
8. The device of claim 4, wherein the device comprises: the drill bit (41) is a hollow expanding drill bit, and sawtooth type drilling teeth are arranged at the outer end of the hollow expanding drill bit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222314005.4U CN217841524U (en) | 2022-08-31 | 2022-08-31 | Prestressed anchorage cable pulling-out device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222314005.4U CN217841524U (en) | 2022-08-31 | 2022-08-31 | Prestressed anchorage cable pulling-out device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217841524U true CN217841524U (en) | 2022-11-18 |
Family
ID=84015239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222314005.4U Expired - Fee Related CN217841524U (en) | 2022-08-31 | 2022-08-31 | Prestressed anchorage cable pulling-out device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217841524U (en) |
-
2022
- 2022-08-31 CN CN202222314005.4U patent/CN217841524U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221118 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |