CN210315605U - Rock slope anchor rod reinforcing apparatus - Google Patents
Rock slope anchor rod reinforcing apparatus Download PDFInfo
- Publication number
- CN210315605U CN210315605U CN201921264159.9U CN201921264159U CN210315605U CN 210315605 U CN210315605 U CN 210315605U CN 201921264159 U CN201921264159 U CN 201921264159U CN 210315605 U CN210315605 U CN 210315605U
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- CN
- China
- Prior art keywords
- sleeve
- anchor rod
- steel bar
- reinforcing
- stock
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- 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
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- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The utility model discloses a rock matter side slope stock reinforcing apparatus, the installation comprises a sleeve, a plurality of mouths of pouring have been seted up on the sleeve pipe, the sleeve pipe interpolation is equipped with the twisted steel, twisted steel's one end fixedly connected with anchor head, the reinforcing pipe box has been cup jointed in the sheathed tube outside, the outside of twisted steel has just been located the sleeve pipe and has been kept away from one side of anchor head and has been cup jointed only the thick liquid stopper, the outside of twisted steel just is located only the thick liquid stopper and has been cup jointed the backing plate from sheathed tube one side. The utility model discloses a backing plate cooperation compression spring and damping pad, improve the load cushioning nature of backing plate to the support body, reduce the effort to the stock nut simultaneously to reduce the pretension moment of torsion of stock nut and to the influence that the stock pretightning force was applyed, thereby make the axial tension of stock more stable; the reinforcing pipe sleeve and the fixing pin are matched with the threaded steel bar, so that the bending strength of the anchor rod is improved, and the anchor rod has certain axial constraint force on the threaded steel bar.
Description
Technical Field
The utility model relates to a rock matter limit anchor technical field especially relates to a rock matter side slope stock reinforcing apparatus.
Background
The rock slope has various failure modes due to complex lithology, structure and hydrogeological conditions, and the adopted reinforcing measures are various, when the slope body of the slope is broken or the stratum of the slope is weak, a certain number of anchor rods can be driven in to reinforce the slope, the anchor rods corresponding to the rock slope generally adopt prestressed anchor rods, and a certain pre-compressive stress can be applied to the surrounding rock through the anchoring force generated by anchor heads to actively reinforce the surrounding rock;
the existing prestressed anchor rod mainly adopts a threaded steel bar as a main body, an anchor rod is driven into a drill hole and mortar is poured to form a reinforced concrete anchoring body with certain shear rigidity, in soft or fractured rock mass, the prestress of anchor rod support is formed by the fact that an anchor rod body is pulled and acts on the rock mass in an anchoring area through a tray and an anchoring end, wherein the pre-tightening torque borne by a nut at the tail of the anchor rod is the most main influence factor and has certain influence on the application of the pre-tightening force of the anchor rod, the anchor rod nut is easy to loosen due to the characteristics of threads and influences the pre-tightening force of the anchor rod, and meanwhile, the cohesive force between a sleeve and the rock mass easily influences the application of the pre-tightening force of the anchor rod to a certain degree, and the tray cannot well absorb the load energy of the.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem existing in the prior art and providing a rock matter side slope stock reinforcing apparatus.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a rock matter side slope stock reinforcing apparatus, includes the sleeve pipe, a plurality of mouths of pouring have been seted up on the sleeve pipe, the sleeve pipe interpolation is equipped with the twisted steel, the one end fixedly connected with anchor head of twisted steel, the reinforcing pipe box has been cup jointed in the sheathed tube outside, the outside of twisted steel and the one side that is located the sleeve pipe and keeps away from the anchor head have been cup jointed and have only filled in, the outside of twisted steel just is located only filled in and has been kept away from sheathed tube one side and has been cup jointed the backing plate, the one end threaded connection that the anchor head was kept away from to the twisted steel has the stock nut, the outside of twisted steel just is located and has cup jointed the.
Preferably, the compression spring is sleeved on the threaded steel bar between the backing plate and the damping pad.
Preferably, the threaded steel bar and the reinforcing pipe sleeve are both provided with through holes, fixing pins are inserted into the through holes corresponding to the threaded steel bar and the reinforcing pipe sleeve, the fixing pins are welded with the reinforcing pipe sleeve, and the fixing pins penetrate through the sleeve.
Preferably, the reinforcing pipe sleeve is made of a steel pipe, and the sleeve is a plastic threaded pipe.
Compared with the prior art, the utility model has the following benefits:
1. the utility model discloses a backing plate cooperation compression spring and damping pad, improve the load cushioning nature of backing plate to the support body, reduce the effort to the stock nut simultaneously to reduce the pretension moment of torsion of stock nut and to the influence that the stock pretightning force was applyed, thereby make the axial tension of stock more stable;
2. the reinforcing pipe sleeve, the fixing pin and the twisted steel are matched, so that the bending strength of the anchor rod is improved, a certain axial constraint force is exerted on the twisted steel, and the stability of the anchor rod for reinforcing the side slope is improved;
3. through pouring the mouth with the cooperation of twisted steel, improve the cohesion of anchoring agent and sleeve pipe and twisted steel to guarantee the pretightning force stability of stock, can improve the shear strength of stock.
Drawings
Fig. 1 is the utility model provides a rock matter side slope stock reinforcing apparatus's structure chart.
In the figure: 1 sleeve pipe, 2 pouring openings, 3 reinforcing pipe sleeves, 4 fixing pins, 5 grout stop plugs, 6 backing plates, 7 damping pads, 8 anchor rod nuts, 9 threaded steel bars, 10 compression springs and 11 anchor heads.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1, a rock slope anchor rod reinforcing device comprises a sleeve 1, a plurality of pouring openings 2 are formed in the sleeve 1, a twisted steel bar 9 is inserted into the sleeve 1, one end of the twisted steel bar 9 is fixedly connected with an anchor head 11, a reinforcing sleeve 3 is sleeved on the outer side of the sleeve 1, a grout stop plug 5 is sleeved on the outer side of the twisted steel bar 9 and positioned on one side of the sleeve 1 far from the anchor head 11, a backing plate 6 is sleeved on the outer side of the twisted steel bar 9 and positioned on one side of the grout stop plug 5 far from the sleeve 1, an anchor rod nut 8 is connected with one end of the twisted steel bar 9 far from the anchor head 11 in a threaded manner, a damping pad 7 is sleeved on the outer side of the twisted steel bar 9 and positioned between the backing plate 6 and the anchor rod nut 8, the reinforcing sleeve 3 is used for improving the bending strength of an anchor rod and improving the axial constraint force of the anchor rod, the elasticity, and the stability of the axial pretightening force of the anchor rod is improved.
The cover is equipped with compression spring 10 on the twisted steel 9 between backing plate 6 and the damping pad 7, through compression spring 10 cooperation damping pad 7, improves backing plate 6 to the load cushioning nature of the support body, reduces the effort to stock nut 8 simultaneously, makes the axial tension of stock more stable. The threaded steel bar 9 and the reinforcing pipe sleeve 3 are provided with through holes, the fixing pins 4 are inserted into the through holes corresponding to the threaded steel bar 9 and the reinforcing pipe sleeve 3, the fixing pins 4 are welded with the reinforcing pipe sleeve 3, the fixing pins 4 penetrate through the sleeve 1, and the reinforcing pipe sleeve 3, the fixing pins 4 are matched with the threaded steel bar 9 to improve the bending strength of the anchor rod. The reinforcing pipe sleeve 3 is made of a steel pipe, and the sleeve 1 is a plastic threaded pipe.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (4)
1. A rock slope anchor rod reinforcing device comprises a sleeve (1) and is characterized in that, a plurality of pouring openings (2) are formed in the sleeve (1), threaded reinforcing steel bars (9) are inserted into the sleeve (1), one end of the twisted steel bar (9) is fixedly connected with an anchor head (11), the outer side of the sleeve (1) is sleeved with a reinforcing pipe sleeve (3), a grout stop plug (5) is sleeved on the outer side of the twisted steel bar (9) and on one side of the sleeve (1) far away from the anchor head (11), a backing plate (6) is sleeved on the outer side of the twisted steel bar (9) and on the side of the grout stop plug (5) far away from the sleeve (1), one end of the twisted steel bar (9) far away from the anchor head (11) is connected with an anchor rod nut (8) in a threaded manner, and a damping cushion (7) is sleeved outside the threaded steel bar (9) and between the backing plate (6) and the anchor rod nut (8).
2. A rock slope anchor rod reinforcement device according to claim 1, characterized in that the compression spring (10) is sleeved on the deformed steel bar (9) between the backing plate (6) and the damping pad (7).
3. The rock slope anchor rod reinforcing device of claim 1, wherein the threaded steel bar (9) and the reinforcing pipe sleeve (3) are provided with through holes, the corresponding through holes of the threaded steel bar (9) and the reinforcing pipe sleeve (3) are internally provided with fixing pins (4) in an inserted mode, the fixing pins (4) are welded with the reinforcing pipe sleeve (3), and the fixing pins (4) penetrate through the sleeve (1).
4. A rock slope anchor rod reinforcement device according to claim 1, characterized in that the reinforcement sleeve (3) is made of steel pipe and the sleeve (1) is plastic threaded pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921264159.9U CN210315605U (en) | 2019-08-06 | 2019-08-06 | Rock slope anchor rod reinforcing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921264159.9U CN210315605U (en) | 2019-08-06 | 2019-08-06 | Rock slope anchor rod reinforcing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210315605U true CN210315605U (en) | 2020-04-14 |
Family
ID=70128333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921264159.9U Expired - Fee Related CN210315605U (en) | 2019-08-06 | 2019-08-06 | Rock slope anchor rod reinforcing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210315605U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116537248A (en) * | 2023-06-06 | 2023-08-04 | 辽宁韶华电力技术有限公司 | Transmission line straight-inclined combined tree root-shaped spiral anchor foundation |
-
2019
- 2019-08-06 CN CN201921264159.9U patent/CN210315605U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116537248A (en) * | 2023-06-06 | 2023-08-04 | 辽宁韶华电力技术有限公司 | Transmission line straight-inclined combined tree root-shaped spiral anchor foundation |
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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: 20200414 Termination date: 20210806 |
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| CF01 | Termination of patent right due to non-payment of annual fee |