CN117684558A - Fixed anchor rod for electric power construction - Google Patents
Fixed anchor rod for electric power construction Download PDFInfo
- Publication number
- CN117684558A CN117684558A CN202410145762.4A CN202410145762A CN117684558A CN 117684558 A CN117684558 A CN 117684558A CN 202410145762 A CN202410145762 A CN 202410145762A CN 117684558 A CN117684558 A CN 117684558A
- Authority
- CN
- China
- Prior art keywords
- tube
- fixedly connected
- pipe
- anchor rod
- pouring
- 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.)
- Granted
Links
- 238000010276 construction Methods 0.000 title claims abstract description 19
- 239000002689 soil Substances 0.000 abstract description 33
- 239000011435 rock Substances 0.000 abstract description 11
- 238000003780 insertion Methods 0.000 abstract description 9
- 230000037431 insertion Effects 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 5
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 239000004575 stone Substances 0.000 description 9
- 238000007599 discharging Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000001105 regulatory effect Effects 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- 239000011440 grout Substances 0.000 description 3
- 230000010412 perfusion Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/74—Means for anchoring structural elements or bulkheads
- E02D5/76—Anchorings for bulkheads or sections thereof in as much as specially adapted therefor
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention belongs to the technical field of electric power construction, and particularly discloses a fixed anchor rod for electric power construction, which comprises an insertion pipe, wherein a pouring pipe is inserted in the insertion pipe, a groove is formed in the lower part of the pouring pipe, the bottom end of the pouring pipe is fixedly connected with a plug, a through hole is formed in the lower part of the inner wall of the groove, the pouring pipe is in threaded connection with a connecting screw pipe through the through hole, a rotating nut is fixedly connected to the connecting screw pipe, a discharge pipe is in threaded connection with the rotating nut, a discharge port is formed in the discharge pipe, a blocking block is fixedly connected to one end of the discharge pipe, which is away from the rotating nut, and the discharge pipe has elasticity. The grouting depth of the anchor rod can be adjusted when the anchor rod is in actual use, so that the anchor rod can be used for driving the power equipment to be stably installed, larger rock and soil can be used for realizing the stable installation of the power equipment, a better soil fixing effect can be achieved on the installation position of the power equipment, and the installation and fixation of the power equipment can be facilitated.
Description
Technical Field
The invention belongs to the technical field of electric power construction, and particularly discloses a fixed anchor rod for electric power construction.
Background
The anchor rod is not only used for mines, but also used for engineering technology, and is used for reinforcing main bodies of slopes, tunnels and dam bodies. The anchor rod is used as a tension member penetrating into a stratum, one end of the anchor rod is connected with an engineering structure, the other end of the anchor rod penetrates into the stratum, rocks and soft soil are frequently encountered during electric power construction when electric power equipment is installed, the anchor rod is fixed at the moment, the grouting anchor rod is frequently used in the electric power construction process, the anchor rod is mainly penetrated into the deep part of the soil or a stratum in the traditional use mode of the grouting anchor rod, then grout is injected into the anchor rod, the fixing range of the anchor rod is enlarged by solidification of the grout, the grouting anchor rod in the mode can achieve a good fixing effect during use, but the grout easily flows through the soil when the anchor rod is used for the stratum or the soil with a large gap, and the fixing effect of the anchor rod to the soil and the stratum is poor.
Therefore, the existing anchor rod cannot meet the requirements in practical use, so that an improved technology is urgently needed to solve the above problems.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a fixing anchor rod for electric power construction.
In order to achieve the above purpose, the invention provides a fixing anchor rod for electric power construction, which comprises an insertion pipe, wherein a filling pipe is inserted in the insertion pipe, a groove is formed in the lower portion of the filling pipe, a plug is fixedly connected to the bottom end of the filling pipe, a through hole is formed in the lower portion of the inner wall of the groove, the filling pipe is in threaded connection with a connecting screw through the through hole, a rotating nut is fixedly connected to the connecting screw, a discharge pipe is in threaded connection with the rotating nut, a discharge port is formed in the discharge pipe, a blocking block is fixedly connected to one end of the discharge pipe, deviating from the rotating nut, and the discharge pipe has elasticity.
In the above technical scheme, further, the integrative fixedly connected with fillet portion of upper end of plug tube, integrative fixedly connected with butt dish on the fillet portion, the depressed part has been seted up to the bottom surface of butt dish, the upper portion fixedly connected with bulge of butt dish, fillet portion and bulge are hollow structure, the inner chamber of fillet portion and bulge communicates with the inner chamber of plug tube.
In the above technical scheme, further, the circular slot hole has been seted up on the butt dish, the equidistant distribution of axis about the plug tube is the center to the circular slot hole, be located the inner wall fixedly connected with support bar of circular slot hole on the butt dish, the equidistant fixedly connected with antiskid lug of outer wall of plug tube.
In the above technical scheme, further, integrative fixedly connected with protruding pipe on the bulge, the internal thread has been seted up to the inner wall of protruding pipe, the integrative fixedly connected with governing pipe in upper portion of filling pipe, the external screw thread has been seted up to the outer wall of governing pipe, external screw thread and internal screw thread mutually support, fixedly connected with sand grip on the filling pipe.
In the above technical scheme, further, the pouring tube is located between the convex strip and the adjusting tube and is fixedly connected with a pulling tube, the lower part of the pouring tube is fixedly connected with a plug, the lower end of the plug is provided with a round angle, the inside of the pulling tube is embedded with an embedded block, and the pulling tube is distributed with the axis of the pouring tube as the center.
In the above technical scheme, further, fixedly connected with adjusting screw on the embedded block, threaded connection has adjusting nut on the adjusting screw, adjusting nut's outer wall uses adjusting screw's axis as the three holding rod of center fixedly connected with, it is connected with the fixed pipe to rotate on the adjusting nut, fixedly connected with accomodates the pipe on the fixed pipe.
In the above technical scheme, further, adjusting screw runs through with the fixed pipe, the tip fixedly connected with spanner bar of accomodating the pipe, the spanner bar deviates from the one end fixedly connected with anti-skidding ball of accomodating the pipe, every two fixedly connected with arc muscle pole between the spanner bar.
Compared with the prior art, the invention has the following beneficial effects:
1. when the anchor rod is in actual use, the grouting depth of the anchor rod can be adjusted, so that the anchor rod can drive the power equipment to be stably installed.
2. When the anchor rod is in actual use, the anchor rod can be used for larger rock and soil gaps, and the stable installation of power equipment is realized.
3. When the anchor rod is in actual use, a good soil fixing effect can be achieved on the installation position of the power equipment.
4. The anchor rod can be convenient for installing and fixing the power equipment when in actual use.
Drawings
Fig. 1 is a schematic diagram of a fixing anchor rod structure for electric power construction according to the present invention;
FIG. 2 is a schematic view of a connection structure of an internal thread and a male pipe according to the present invention;
FIG. 3 is a schematic diagram showing a connection structure of a regulating tube and a perfusion tube according to the present invention;
FIG. 4 is a schematic diagram of a connection structure between a pulling tube and a perfusion tube according to the present invention;
FIG. 5 is a schematic diagram of the distribution structure of the insert and the spanner according to the present invention;
FIG. 6 is a schematic view of a connection structure between an adjusting nut and a fixing tube according to the present invention;
fig. 7 is a schematic diagram of a split structure of a connecting coil and a groove according to the present invention.
In the figure: 1. an abutment plate; 2. a recessed portion; 3. a connecting pipe is inserted; 4. an anti-slip bump; 5. a rounded corner portion; 6. a spanner rod; 7. a perfusion tube; 8. a circular slot; 9. a support bar; 10. a protruding portion; 11. an internal thread; 12. a convex tube; 13. an adjusting tube; 14. an external thread; 15. arc rib bar; 16. a convex strip; 17. a discharge pipe; 18. a groove; 19. a plug; 20. pulling the pipe; 21. an anti-slip ball; 22. an embedded block; 23. adjusting a screw; 24. an adjusting nut; 25. a fixed tube; 26. a grip; 27. a storage tube; 28. a through hole; 29. connecting a spiral tube; 30. rotating the nut; 31. a discharge port; 32. and (5) blocking.
Detailed Description
So that the manner in which the above recited features and advantages of the present invention can be understood in detail, a more particular description of the invention, briefly summarized below, may be had by reference to the appended drawings.
1-7, a fixed stock for electric power construction is shown, including the plug tube 3, the inside grafting of plug tube 3 has pouring tube 7, the recess 18 has been seted up to pouring tube 7's lower part, pouring tube 7's bottom fixedly connected with end cap 19, the through hole 28 has been seted up to recess 18 inner wall's lower part, pouring tube 7 has connecting screw 29 through hole 28 threaded connection, fixedly connected with rotation nut 30 on the connecting screw 29, screw thread connection has discharge tube 17 on the rotation nut 30, discharge port 31 has been seted up on the discharge tube 17, the one end fixedly connected with shutoff piece 32 of discharge tube 17 deviating from rotation nut 30, discharge tube 17 has elasticity, when pouring tube 7 drives discharge tube 17 and inserts the inside of plug tube 3, discharge tube 17 can extrude in recess 18's inside, can be convenient for plug tube 3 drive pouring tube 7 and peg graft in the gap of rock and soil this moment.
The integrative fixedly connected with fillet portion 5 of upper end of inserted pipe 3, integrative fixedly connected with butt dish 1 on the fillet portion 5, recess 2 has been seted up to the bottom surface of butt dish 1, the upper portion fixedly connected with bulge 10 of butt dish 1, fillet portion 5 and bulge 10 are hollow structure, the inner chamber of fillet portion 5 and bulge 10 and the inner chamber intercommunication of inserted pipe 3, when inserted pipe 3 inserts in rubble and the soil, butt dish 1 can gather together soil and rubble through recess 2, can avoid inserting soil and rubble around the pipe 3 to break away from this moment, simultaneously fillet portion 5 can play the extruded effect to soil and rubble, can increase the inside soil of recess 2 and the density of rubble, realize inserted pipe 3 firm connection in soil and rubble.
The circular slotted holes 8 are formed in the abutting disc 1, the circular slotted holes 8 are distributed at equal intervals by taking the axis of the plugging tube 3 as the center, supporting bars 9 are fixedly connected to the inner wall of the circular slotted holes 8 on the abutting disc 1, anti-slip protruding blocks 4 are fixedly connected to the outer wall of the plugging tube 3 at equal intervals, when the abutting disc 1 gathers soil and broken stone through the concave portion 2, air in the soil and the broken stone can be discharged through the circular slotted holes 8, and therefore the stable distribution of the soil and the broken stone in the concave portion 2 can be achieved.
The convex part 10 is integrally and fixedly connected with a convex pipe 12, the inner wall of the convex pipe 12 is provided with an inner thread 11, the upper part of the pouring pipe 7 is integrally and fixedly connected with a regulating pipe 13, the outer wall of the regulating pipe 13 is provided with an outer thread 14, the outer thread 14 is matched with the inner thread 11, the pouring pipe 7 is fixedly connected with a convex strip 16, the regulating pipe 13 can be in threaded connection with the convex pipe 12 through the inner thread 11, at the moment, the use length of the pouring pipe 7 can be adjusted, and the sealing strength of the pouring pipe 7 and an outlet of a grouting machine can be increased when the convex strip 16 is used.
The pouring tube 7 is fixedly connected with a pulling tube 20 between the raised strips 16 and the adjusting tube 13, the lower part of the pouring tube 7 is fixedly connected with a plug 19, the lower end of the plug 19 is provided with a round angle, the interior of the pulling tube 20 is embedded with an embedded block 22, the pulling tube 20 is distributed with three axes of the pouring tube 7 as the center, and the lower part of the pouring tube 7 can be sealed by the arrangement of the plug 19.
The embedded block 22 is fixedly connected with an adjusting screw 23, the adjusting screw 23 is in threaded connection with an adjusting nut 24, the outer wall of the adjusting nut 24 is fixedly connected with three holding rods 26 by taking the axis of the adjusting screw 23 as the center, the adjusting nut 24 is rotationally connected with a fixing tube 25, the fixing tube 25 is fixedly connected with a storage tube 27, and when the holding rods 26 drive the adjusting nut 24 to rotate, the using length of the adjusting screw 23 can be adjusted, so that the embedded block 22 can be inserted into the pulling tube 20.
The adjusting screw 23 penetrates through the fixed pipe 25, the end part of the storage pipe 27 is fixedly connected with the spanner bars 6, one end, deviating from the storage pipe 27, of each spanner bar 6 is fixedly connected with the anti-slip ball 21, an arc-shaped rib bar 15 is fixedly connected between every two spanner bars 6, a worker can drive the pouring pipe 7 to rotate through the spanner bars 6, at the moment, the use length of the pouring pipe 7 can be adjusted, and the pouring pipe 7 can conveniently drive the grouting machine to convey slurry into a gap between soil and rock;
when the anchor rod is in practical use, a worker inserts the insertion tube 3 into a gap between soil and rock in advance, the anti-slip bump 4 is arranged, so that the friction force between the insertion tube 3 and the soil and rock can be increased, when the abutting disc 1 abuts against the surface of the soil and rock, the abutting disc 1 gathers the soil and broken stone through the concave part 2, air in the soil and the broken stone can be discharged through the circular slot holes 8, the soil and the broken stone can be stably distributed in the concave part 2, the circular corner part 5 can play a role in extruding the soil and the broken stone, the density of the soil and the broken stone in the concave part 2 can be increased, the insertion tube 3 is firmly connected in the soil and the broken stone, when the worker drives the adjusting nut 24 to rotate through the holding rod 26, the using length of the adjusting screw 23 can be adjusted, thereby enabling the insertion block 22 to be inserted in the spanner tube 20, the worker can spanner 6, the adjusting tube 13 is in threaded connection with the convex tube 12 through the internal thread 11, at this time, the use length adjustment of the pouring tube 7 can be realized, when the discharging tube 17 is exposed in the gap between the soil and the rock, the discharging tube 17 can pop out of the groove 18, because the discharging tube 17 has elasticity, the discharging tube 17 can adapt to the gap with different shapes in the soil and the rock, then the operator connects the interface of the grouting machine with the upper end of the pouring tube 7, the convex strip 16 can increase the sealing strength of the pouring tube 7 and the output port of the grouting machine when in use, the grouting machine can convey the concrete slurry to the inside of the discharging tube 17 through the pouring tube 7, then the concrete slurry in the discharging tube 17 can be discharged through the discharging port 31, the soil fixing range of the anchor rod can be increased when the concrete slurry is solidified around the discharging tube 17, then the operator drives the adjusting nut 24 to reversely rotate through the holding rod 26, the insertion block 22 can be separated from the spanner tube 20, and the anchor rod can be fixed in soil and rock.
The foregoing shows and describes the general principles of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a fixed stock is used in electric power construction, includes plug tube (3), its characterized in that, the inside grafting of plug tube (3) has pouring tube (7), recess (18) are seted up to the lower part of pouring tube (7), bottom fixedly connected with end cap (19) of pouring tube (7), through hole (28) have been seted up to the lower part of recess (18) inner wall, pouring tube (7) have connecting screw (29) through hole (28) threaded connection, fixedly connected with rotation nut (30) on connecting screw (29), threaded connection has discharge tube (17) on rotation nut (30), discharge port (31) have been seted up on discharge tube (17), one end fixedly connected with sprue (32) that discharge tube (17) deviate from rotation nut (30), discharge tube (17) have elasticity.
2. The fixing anchor rod for electric power construction according to claim 1, wherein the upper end of the plugging tube (3) is integrally and fixedly connected with a round corner portion (5), an abutting disc (1) is integrally and fixedly connected to the round corner portion (5), a concave portion (2) is formed in the bottom surface of the abutting disc (1), a protruding portion (10) is fixedly connected to the upper portion of the abutting disc (1), the round corner portion (5) and the protruding portion (10) are of hollow structures, and the inner cavities of the round corner portion (5) and the protruding portion (10) are communicated with the inner cavity of the plugging tube (3).
3. The fixing anchor rod for electric power construction according to claim 2, wherein the abutting disc (1) is provided with circular slot holes (8), the circular slot holes (8) are distributed at equal intervals by taking the axis of the plug tube (3) as the center, the inner wall of the circular slot holes (8) on the abutting disc (1) is fixedly connected with supporting bars (9), and the outer wall of the plug tube (3) is fixedly connected with anti-slip convex blocks (4) at equal intervals.
4. The fixing anchor rod for electric power construction according to claim 2, characterized in that the protruding portion (10) is integrally and fixedly connected with a protruding tube (12), an inner thread (11) is formed in the inner wall of the protruding tube (12), an adjusting tube (13) is integrally and fixedly connected with the upper portion of the pouring tube (7), an outer thread (14) is formed in the outer wall of the adjusting tube (13), the outer thread (14) is matched with the inner thread (11), and a raised strip (16) is fixedly connected to the pouring tube (7).
5. The fixed anchor rod for electric power construction according to claim 1, characterized in that a pulling pipe (20) is fixedly connected between the raised line (16) and the adjusting pipe (13) on the pouring pipe (7), a plug (19) is fixedly connected to the lower part of the pouring pipe (7), a round angle is formed at the lower end of the plug (19), an embedded block (22) is embedded in the pulling pipe (20), and three pulling pipes (20) are distributed with the axis of the pouring pipe (7) as the center.
6. The fixing anchor rod for electric power construction according to claim 5, wherein an adjusting screw (23) is fixedly connected to the embedded block (22), an adjusting nut (24) is connected to the adjusting screw (23) in a threaded mode, three holding rods (26) are fixedly connected to the outer wall of the adjusting nut (24) with the axis of the adjusting screw (23) as the center, a fixing tube (25) is connected to the adjusting nut (24) in a rotating mode, and a storage tube (27) is fixedly connected to the fixing tube (25).
7. The fixed anchor rod for electric power construction according to claim 6, wherein the adjusting screw (23) penetrates through the fixed pipe (25), a spanner (6) is fixedly connected to the end portion of the storage pipe (27), an anti-slip ball (21) is fixedly connected to one end, deviating from the storage pipe (27), of the spanner (6), and an arc-shaped rib (15) is fixedly connected between every two spanner (6).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202410145762.4A CN117684558B (en) | 2024-02-02 | 2024-02-02 | Fixed anchor rod for electric power construction |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202410145762.4A CN117684558B (en) | 2024-02-02 | 2024-02-02 | Fixed anchor rod for electric power construction |
Publications (2)
Publication Number | Publication Date |
---|---|
CN117684558A true CN117684558A (en) | 2024-03-12 |
CN117684558B CN117684558B (en) | 2024-05-10 |
Family
ID=90139411
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202410145762.4A Active CN117684558B (en) | 2024-02-02 | 2024-02-02 | Fixed anchor rod for electric power construction |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN117684558B (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2004200570A1 (en) * | 2003-02-13 | 2004-09-02 | Airlaw Pty Limited | Rock Bolt Assembly |
CN203905981U (en) * | 2014-06-12 | 2014-10-29 | 成都安吉洛克锚固技术有限公司 | Combined anchor bolt |
CN206829129U (en) * | 2017-04-24 | 2018-01-02 | 张清利 | A kind of anchor pole |
US9890511B1 (en) * | 2017-02-13 | 2018-02-13 | Lyle Kenneth Adams | Rock bolt seal |
CN113803094A (en) * | 2021-09-09 | 2021-12-17 | 中铁建设集团华北工程有限公司 | Grouting anchor rod structure and using method thereof |
-
2024
- 2024-02-02 CN CN202410145762.4A patent/CN117684558B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2004200570A1 (en) * | 2003-02-13 | 2004-09-02 | Airlaw Pty Limited | Rock Bolt Assembly |
CN203905981U (en) * | 2014-06-12 | 2014-10-29 | 成都安吉洛克锚固技术有限公司 | Combined anchor bolt |
US9890511B1 (en) * | 2017-02-13 | 2018-02-13 | Lyle Kenneth Adams | Rock bolt seal |
CN206829129U (en) * | 2017-04-24 | 2018-01-02 | 张清利 | A kind of anchor pole |
CN113803094A (en) * | 2021-09-09 | 2021-12-17 | 中铁建设集团华北工程有限公司 | Grouting anchor rod structure and using method thereof |
Also Published As
Publication number | Publication date |
---|---|
CN117684558B (en) | 2024-05-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN212898560U (en) | A slip casting stock for unfavorable geology tunnel construction | |
CN202881945U (en) | Grouting anchor-bolt-end type multistage stop-grouting plug | |
CN206329352U (en) | A kind of grouted anchor bar for Soft Rock Highway Tunnel | |
CN105221171A (en) | A kind of anti-skidding self-styled cellular type grouting cable anchor | |
CN112343638A (en) | But slip casting area wing section location stock | |
CN110566257B (en) | Flexible anchor rod | |
CN110512603B (en) | Prestressed anchor rod capable of secondary grouting and method | |
CN117684558B (en) | Fixed anchor rod for electric power construction | |
CN212534160U (en) | Soil slope reinforcement is with boring formula stock certainly | |
CN205576908U (en) | Novel anchoring rod | |
CN207891874U (en) | A kind of bellows anchor pole, clamp device, anchor pole with waterproof and anticorrosion clamp device | |
CN219280691U (en) | A reinforcing stock for tunnel slope protection | |
CN210066783U (en) | Mountain vertical high slope prestressed anchorage cable supporting device | |
CN214091927U (en) | Improved hollow grouting anchor rod | |
CN216277958U (en) | Water-permeable mortar anchor rod suitable for water-rich rock stratum | |
CN206419056U (en) | A kind of suspension roof support structure with anchor sleeve | |
CN212272260U (en) | Hollow anchor cable | |
CN203742639U (en) | Radial grouting anchor rod with advancing support function | |
CN214464295U (en) | Hollow grouting anchor rod not prone to leakage | |
CN218712946U (en) | Self-rotating anchor rod | |
CN104074188A (en) | Cement mortar press injection machine and press injection mortar anchor rod construction method | |
CN206035515U (en) | Tunnel rock stratum slip casting anchor pipe | |
CN214741322U (en) | Advanced small conduit for tunnel supporting construction | |
CN216553973U (en) | Self-drilling type quick grouting anchor rod under broken surrounding rock condition | |
CN212003233U (en) | Anchor rod for reinforcing tunnel construction |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |