CN213450437U - Prestressed multifunctional composite anchor rod - Google Patents
Prestressed multifunctional composite anchor rod Download PDFInfo
- Publication number
- CN213450437U CN213450437U CN202021836696.9U CN202021836696U CN213450437U CN 213450437 U CN213450437 U CN 213450437U CN 202021836696 U CN202021836696 U CN 202021836696U CN 213450437 U CN213450437 U CN 213450437U
- Authority
- CN
- China
- Prior art keywords
- wall
- fixed
- anchor rod
- prestressed
- stock body
- 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.)
- Active
Links
Images
Landscapes
- Piles And Underground Anchors (AREA)
Abstract
The utility model discloses a multi-functional compound stock of prestressing force, including fixed plate, the stock body, the circumference outer wall of the stock body is provided with the screw thread, and threaded outer wall is provided with the antirust coat, the antirust coat includes rust inhibitor and anticorrosive coating, and the anticorrosive coating has elasticity, the sleeve pipe has been cup jointed to the outer wall of the stock body, the front end of the stock body is fixed with the dog, and the front end of dog is fixed with the fixed block, threaded circumference outer wall is fixed with coupling sleeve, and the outside that coupling sleeve's circumference outer wall is located the concrete is provided with only the thick liquid stopper, the outside that threaded circumference outer wall is located the concrete is provided with the arch backing plate, and the position that threaded circumference outer wall is close to the arch backing plate has the nut through threaded connection. The utility model discloses an antirust coat, the sleeve pipe that set up can prevent that the stock body and concrete direct contact lead to the stock body to receive the corrosion, and the sleeve pipe is PVC tubular product, and its price is low, and hardness is high, receive the gas temperature to influence the thermobloated cold shrink, with low costs, durable.
Description
Technical Field
The utility model relates to a construction technical field especially relates to a multi-functional compound stock of prestressing force.
Background
The anchor rod is the most basic component of roadway support in the contemporary coal mine, and the anchor rod reinforces the surrounding rocks of the roadway together to support the surrounding rocks per se. The conventional anchor rod is not only used for mines, but also used in engineering technology for reinforcing main bodies of slopes, tunnels and dams. The prestressed anchor rod consists of an anchor head, a rod body and a base plate, and certain pre-stress is applied to the surrounding rock through anchoring force generated by the anchor head so as to actively reinforce the surrounding rock. Common prestressed anchors include mechanically expanding prestressed anchor, resin prestressed anchor and cement explosive cartridge prestressed anchor, depending on the anchoring mode or anchoring material.
The corrosion resistance of the common prestressed anchor retaining wall used at present is poor, particularly in areas with complex water quality environments, the common prestressed anchor retaining wall cannot meet the durability requirement of deep foundation pit retaining wall support, and the corrosion resistance of the anchor body is poor, so that great potential safety hazards are brought to engineering construction.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a prestressed multifunctional composite anchor rod.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a multi-functional compound stock of prestressing force, includes fixed plate, the stock body, the circumference outer wall of the stock body is provided with the screw thread, and the outer wall of screw thread is provided with the antirust coat, the antirust coat includes rust inhibitor and anticorrosive coating, and the anticorrosive coating has elasticity, the sleeve pipe has been cup jointed to the outer wall of the stock body, and the sleeve pipe is PVC tubular product.
Preferably, a stopper is fixed at the front end of the anchor rod body, and a fixing block is fixed at the front end of the stopper.
Preferably, the front end of the fixing block is fixed with an expansion shell anchor head.
Preferably, a coupling sleeve is fixed on the circumferential outer wall of the thread, and a grout stop plug is arranged on the circumferential outer wall of the coupling sleeve and positioned on the outer side of the concrete.
Preferably, the outer wall of the circumference of the screw thread is provided with an arched base plate at the outer side of the concrete, and the position of the outer wall of the circumference of the screw thread, which is close to the arched base plate, is connected with a nut through the screw thread.
Preferably, a fixing plate is fixed on the rear outer wall of the concrete at a position close to the arched base plate.
Compared with the prior art, the utility model provides a multi-functional compound stock of prestressing force possesses following beneficial effect:
1. through antirust coat, the sleeve pipe that sets up, can prevent that the stock body and concrete direct contact from leading to the stock body to receive the corrosion, the effectual corrosion resistance who strengthens the stock, the sleeve pipe is PVC tubular product, and its price is low, and hardness is high, receive the gas temperature influence heat and expand cold and reduce, has avoided the stock body because of the corrosion caused that wets, very big increase prestressed anchorage pole structural durability.
2. The device is a high-strength support anchor rod, has ultrahigh strength and good extensibility, is convenient to construct, can keep ultrahigh support stress, increases the bond stress of the anchor rod and concrete, can enable the concrete to be in a relatively stable state, and realizes the support effect which can not be achieved by common anchor rods.
3. Through the fixed plate that sets up, can be in the same place a plurality of screw thread couplings, strengthen overall structure's stability, improved the quality of engineering.
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model has the advantages of simple and compact overall structure, economic practicality is good, and is rust-resistant corrosion-resistant, safe and durable.
Drawings
Fig. 1 is a schematic front view of a prestressed multifunctional composite anchor rod according to the present invention;
fig. 2 is a schematic view of an installation structure of a prestressed multifunctional composite anchor rod provided by the present invention;
fig. 3 is a schematic sectional view of the prestressed multifunctional composite anchor rod according to the present invention;
fig. 4 is the utility model provides a spatial structure sketch map of multi-functional compound stock of prestressing force.
In the figure: 1-shell expansion anchor head, 2-fixing block, 3-stop block, 4-anchor rod body, 5-screw thread, 6-coupling sleeve, 7-grout stop plug, 8-arched backing plate, 9-nut, 10-sleeve, 11-antirust layer, 12-concrete and 13-fixing plate.
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 this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
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.
Example 1
Referring to fig. 1-3, a multi-functional compound stock of prestressing force, including fixed plate 13, the stock body 4, the circumference outer wall of the stock body 4 is provided with screw thread 5, and the outer wall of screw thread 5 is provided with antirust coat 11, antirust coat 11 includes antirust agent and anticorrosive coating, and the anticorrosive coating has elasticity, the outer wall of the stock body 4 has cup jointed sleeve 10, and sleeve 10 is the PVC tubular product, antirust coat 1 and sleeve 10 can prevent stock body 4 and concrete 12 direct contact, lead to the stock body 4 to receive the corrosion, sleeve 10 is the PVC tubular product, its low price, the hardness is high, receive the gas temperature influence heat and expand the cold and reduce, and is with low costs, durable.
The utility model discloses in, the front end of the stock body 4 is fixed with dog 3, and the front end of dog 3 is fixed with fixed block 2.
In the utility model, the front end of the fixed block 2 is fixed with the expansion shell anchor head 1.
The utility model discloses in, the circumference outer wall of screw thread 5 is fixed with coupling sleeve 6, and the outside that the circumference outer wall of coupling sleeve 6 is located concrete 12 is provided with only to starch stopper 7.
The utility model discloses in, the outside that the circumference outer wall of screw thread 5 is located concrete 12 is provided with arch backing plate 8, and the position that the circumference outer wall of screw thread 5 is close to arch backing plate 8 has nut 9 through threaded connection.
The working principle is as follows: when the anti-rust anchor rod is used, the outer wall of the anchor rod body 4 is coated with an anti-rust agent, the sleeve 10 is sleeved, the anti-rust layer 1 and the sleeve 10 prevent the anchor rod body 4 from being in direct contact with concrete 12, so that the anchor rod body 4 is rusted, the sleeve 10 is a PVC (polyvinyl chloride) pipe, and the anti-rust anchor rod is low in price, high in hardness, low in cost and durable, and is affected by air temperature, and the thermal expansion and cold shrinkage are reduced.
Example 2
Referring to fig. 1 to 3, the present embodiment of a prestressed multifunctional composite anchor rod, compared to embodiment 1, further includes a fixing plate 13 fixed to a rear outer wall of the concrete 12 at a position close to the arched pad 8.
The working principle is as follows: when the fixing plate is used, the fixing plate 13 is additionally arranged on one side of concrete, the fixing plate 13 connects the plurality of threads 5 together, the stability of the whole structure is enhanced, and the quality of engineering is improved.
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 (6)
1. The utility model provides a multi-functional compound stock of prestressing force, includes fixed plate (13), the stock body (4), its characterized in that, the circumference outer wall of the stock body (4) is provided with screw thread (5), and the outer wall of screw thread (5) is provided with antirust coat (11), antirust coat (11) include rust inhibitor and anticorrosive coating, and the anticorrosive coating has elasticity, the outer wall of the stock body (4) has cup jointed sleeve pipe (10), and sleeve pipe (10) are PVC tubular product.
2. A prestressed multifunctional composite anchor rod according to claim 1, characterized in that the front end of said anchor rod body (4) is fixed with a stopper (3), and the front end of the stopper (3) is fixed with a fixing block (2).
3. The multifunctional prestressed composite anchor rod as claimed in claim 2, wherein the front end of the fixing block (2) is fixed with an expansion shell anchor head (1).
4. A prestressed multifunctional composite anchor rod according to claim 1, characterized in that a coupling sleeve (6) is fixed on the outer circumferential wall of the thread (5), and a grout stop plug (7) is arranged on the outer circumferential wall of the coupling sleeve (6) positioned on the outer side of the concrete (12).
5. The multifunctional prestressed composite anchor rod according to claim 1, wherein the outer circumferential wall of the thread (5) is provided with an arched backing plate (8) on the outer side of the concrete (12), and the outer circumferential wall of the thread (5) is connected with a nut (9) through a thread at a position close to the arched backing plate (8).
6. A prestressed multifunctional composite anchor rod according to claim 4, wherein a fixing plate (13) is fixed to the rear outer wall of the concrete (12) at a position close to the arched shim plate (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021836696.9U CN213450437U (en) | 2020-08-28 | 2020-08-28 | Prestressed multifunctional composite anchor rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021836696.9U CN213450437U (en) | 2020-08-28 | 2020-08-28 | Prestressed multifunctional composite anchor rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213450437U true CN213450437U (en) | 2021-06-15 |
Family
ID=76319504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021836696.9U Active CN213450437U (en) | 2020-08-28 | 2020-08-28 | Prestressed multifunctional composite anchor rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213450437U (en) |
-
2020
- 2020-08-28 CN CN202021836696.9U patent/CN213450437U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109209455B (en) | Expansion shell type prestress hollow grouting anchor rod with slurry blocking plug | |
| CN202117696U (en) | Multi-corrosion-resistant shell-expansion type hollow prestressed grout injection anchor bolt | |
| CN104763454A (en) | Built-in type full-length anticorrosion anchor rod | |
| CN106759321A (en) | A kind of anchor pole and its construction technology for improving retaining wall bearing capacity | |
| CN213450437U (en) | Prestressed multifunctional composite anchor rod | |
| CN201090228Y (en) | Sleeve type antisepsis slip-casting anchor | |
| CN202338349U (en) | Bamboo-joint type high-strength anchor rod | |
| CN109882225A (en) | It is extending to repeat Grouting Pipe and the repeatable grouted anchor bar of double circles | |
| CN213233555U (en) | Uplift pile with sleeve and steel bar anchoring device | |
| CN206337561U (en) | A kind of anchor pole for being used to improve retaining wall bearing capacity | |
| CN208564597U (en) | A kind of multiple-anticorrosion type expansion shell type prestressing combination grouted anchor bar | |
| CN203668929U (en) | Corrosion resistant anchor rod for anchorage supporting | |
| CN204267057U (en) | A kind of nested type pipe seam anchor bar | |
| CN214784245U (en) | Cage core bag anti-floating anchor rod anti-corrosion structure | |
| CN202882968U (en) | Multi-anchoring-point anchor rod without resin | |
| CN213088034U (en) | Double-barrelled slip casting stock structure | |
| CN209724382U (en) | It is extending to repeat Grouting Pipe and the repeatable grouted anchor bar of double circles | |
| CN204532398U (en) | Built-in total length anticorrosion anchor rod | |
| CN209838454U (en) | Anti-corrosion prestressed anchor rod | |
| CN208168909U (en) | A kind of corrosion resistant seamless drilling pipe | |
| CN207620225U (en) | A kind of finish rolling deformed bar being chiefly used in bridge structure | |
| CN205936678U (en) | TR type screw thread stock | |
| CN206204942U (en) | A kind of tension type anchor pole for reinforcing cut slope | |
| CN218030245U (en) | Novel anchor-grouting integrated rust-proof pipe seam type anchor rod | |
| CN217325523U (en) | Sectional pressure type anti-floating anchor rod |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |