CN221000986U - Prestressed anchor rod bearing structure - Google Patents
Prestressed anchor rod bearing structure Download PDFInfo
- Publication number
- CN221000986U CN221000986U CN202322864210.2U CN202322864210U CN221000986U CN 221000986 U CN221000986 U CN 221000986U CN 202322864210 U CN202322864210 U CN 202322864210U CN 221000986 U CN221000986 U CN 221000986U
- Authority
- CN
- China
- Prior art keywords
- steel
- backing plate
- base plate
- limiting block
- prestressed anchor
- 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.)
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Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 46
- 239000010959 steel Substances 0.000 claims abstract description 46
- 230000001681 protective effect Effects 0.000 claims abstract description 20
- 238000009434 installation Methods 0.000 claims description 25
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 3
- 238000005452 bending Methods 0.000 description 4
- 238000011900 installation process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004873 anchoring Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Landscapes
- Piles And Underground Anchors (AREA)
Abstract
The utility model belongs to the technical field of foundation engineering construction, and particularly relates to a prestressed anchor rod bearing structure, which comprises an anchor rod body, steel and a base plate, wherein the anchor rod body is in through connection with the inside of the steel, the base plate is positioned on one side of the steel and is connected with the anchor rod body, a limiting block is arranged at the bottom end of the base plate, a limiting hole is formed in the surface of the steel, a nut is connected to the surface of the limiting block, an anti-slip pad is connected to the side wall of the base plate, which is close to the steel, a protective cover is arranged on the other side wall of the base plate, a mounting lug is connected to the bottom end of the protective cover, and a screw is connected to the surface of the mounting lug.
Description
Technical Field
The utility model belongs to the technical field of foundation engineering construction, and particularly relates to a prestressed anchor rod bearing structure.
Background
With the rapid development of urban construction, a large number of deep foundation pit projects such as high-rise buildings, subways, high-speed rails, municipal projects and the like must be supported, so that the safety of the foundation pit is ensured. In the field of deep foundation pit support, three types of support are commonly used: pile anchor support, composite soil nailing wall support and organic combination of two support forms. For foundation pit supporting of some places which do not meet the slope releasing condition, pile anchor supporting is the first choice, and the side wall of the foundation pit can be reliably supported by utilizing the soil retaining capacity of the slope protecting piles and combining the tensioning anchoring function of the prestressed anchor rods.
The bearing structure of the existing prestressed anchor rod is a combined component formed by steel, a base plate and the like, the rod end of the prestressed anchor rod penetrates out of the steel and the base plate and transmits force to the steel through the base plate, then the anchoring force of the prestressed anchor rod can be effectively transmitted to the side wall of the deep foundation pit through the interference of the steel and the side wall of the deep foundation pit, through searching, the ' prestressed anchor rod bearing structure ' disclosed in the patent number CN201720086333.X ' is also an increasingly mature technology, the bearing structure comprises the prestressed anchor rod, the steel and the base plate which is arranged on the channel steel in a cushioning mode, the base plate comprises a plate body which is propped against the steel, a boss which extends from the plate body back to the side wall direction of the deep foundation pit and a penetrating hole which penetrates through the center of the plate body and the boss, and a plurality of rib plates which extend and are fixed to the plate body are arranged on the outer wall of the boss, so that the bending deformation resistance of the base plate is improved, and the possibility of anchor structure in the deep foundation pit support is caused by bending deformation of the base plate is reduced.
Although this patent is through the change to the backing plate structure for the bending deformation resistance of backing plate promotes, reduces the anchor structure in the deep basal pit support and leads to the possibility of anchor inefficacy because backing plate bending deformation, but the backing plate is in prestressing force stock and steel installation in-process, and the backing plate is in movable state and can't carry out fixed fit with steel, needs the activity of artifical steady backing plate when leading to installing prestressing force stock, has not only increased the installation degree of difficulty like this, increases installation time simultaneously.
Disclosure of utility model
The utility model aims to provide a prestressed anchor bearing structure, which aims to solve the problems that in the prior art, a backing plate is in an active state and cannot be fixedly matched with steel in the installation process of a prestressed anchor and the steel, so that the backing plate needs to be manually stabilized in the installation process of the prestressed anchor, the installation difficulty is increased, and the installation time is increased.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a prestressing force stock bears structure, includes stock body, steel and backing plate, stock body through-connection is in the inside of steel, the backing plate is located one side of steel and is connected with the stock body, the bottom of backing plate is provided with the stopper, spacing hole has been seted up on the surface of steel, the surface connection of stopper has the nut, the lateral wall that is close to the steel of backing plate is connected with the slipmat, another lateral wall of backing plate is provided with the safety cover, the safety cover bottom is connected with the installation ear, the surface connection of installation ear has the screw.
In order to facilitate assembly of the limiting block and the backing plate, the prestressed anchor rod bearing structure is preferable, a thread groove matched with the limiting block is formed in the bottom end of the backing plate, and the limiting block is in threaded connection with the backing plate.
In order to increase the stability of the use of the limiting block, the bearing structure of the prestressed anchor rod is preferable, the backing plate is fixedly connected with the steel through the limiting block and the nut, and the surface of the limiting block is provided with threads and is in threaded connection with the nut.
In order to increase friction between the backing plate and steel, the prestressed anchor rod bearing structure is preferably characterized in that the anti-slip pad is made of food-grade silica gel, and the anti-slip pad is matched with the bottom end of the backing plate in size.
In order to reduce the influence of the outside on the assembly of the anchor rod body and the backing plate, the prestress anchor rod bearing structure is preferable, a cavity is formed in the protective cover, and the protective cover is integrally connected with the mounting lug.
In order to increase convenience in installing the protective cover, the protective cover is preferably made of metal, and the size of the protective cover is smaller than that of the pad plate.
In order to improve the stability of the installation of the protective cover, the protective cover is preferably fixedly connected with the backing plate through screws as a prestressed anchor rod bearing structure.
Compared with the prior art, the utility model has the beneficial effects that:
1. Through the cooperation among the limiting block, the anti-skid pad and the nut, the backing plate can not move with the steel during the installation of the anchor rod body, so that the anchor rod body, the backing plate and the steel are convenient to assemble and use, the installation difficulty is further reduced, and the installation efficiency is improved;
2. Through the use of safety cover, let stock body after the installation, the safety cover can shelter from the junction of stock body and backing plate, reduces the junction and receives the external erosion to cause the emergence of the unstable condition of installation to improve the stability of stock body assembly.
In summary, the utility model reduces the condition of difficult installation caused by the movable backing plate in the assembling process of the anchor rod body, thereby increasing the assembling efficiency of the anchor rod body, and simultaneously reducing the occurrence of unstable installation caused by the corrosion of the outside on the connecting part after the assembling, thereby improving the assembling stability of the anchor rod body.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of the main structure of the present utility model;
FIG. 2 is a schematic bottom view of the main body of the present utility model;
FIG. 3 is a schematic top view of a cutaway cross-section of the body of the present utility model;
fig. 4 is an enlarged schematic view of the structure of fig. 3 at a.
In the figure: 1. an anchor body; 2. a steel material; 3. a backing plate; 4. a limiting block; 5. a limiting hole; 6. a nut; 7. an anti-slip pad; 8. a protective cover; 9. a mounting ear; 10. and (5) a screw.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides the following technical solutions: the utility model provides a prestressing force stock bears structure, including stock body 1, steel 2 and backing plate 3, stock body 1 through connection is in the inside of steel 2, backing plate 3 is located one side of steel 2 and is connected with stock body 1, the bottom of backing plate 3 is provided with stopper 4, spacing hole 5 has been seted up on the surface of steel 2, the surface connection of stopper 4 has nut 6, the backing plate 3 be close to the lateral wall of steel 2 and connect slipmat 7, another lateral wall of backing plate 3 is provided with safety cover 8, the safety cover 8 bottom is connected with mounting ear 9, the surface connection of mounting ear 9 has screw 10.
Preferably: the bottom of the backing plate 3 is provided with a thread groove matched with the limiting block 4, and the limiting block 4 is in threaded connection with the backing plate 3.
When the device is specifically used, the limiting block 4 is conveniently arranged at the bottom end of the base plate 3, and then the limiting block is inserted into the limiting hole 5 to limit the movement of the base plate 3.
Preferably: the backing plate 3 is fixedly connected with the steel 2 through a limiting block 4 and a nut 6, and the surface of the limiting block 4 is provided with threads and is in threaded connection with the nut 6.
When the nut is specifically used, the nut 6 is matched with the limiting block 4, the limiting block 4 can be extruded to be connected with the steel 2, and therefore the limiting block 4 is fixed to avoid movement.
Preferably: the anti-slip pad 7 is made of food-grade silica gel, and the anti-slip pad 7 is matched with the bottom end of the backing plate 3 in size.
When the anti-skid pad is specifically used, the anti-skid pad 7 increases the friction force between the base plate 3 and the steel 2, so that the anti-skid property of the base plate 3 is increased.
Preferably: the cavity is offered to the inside of safety cover 8, and safety cover 8 is connected as an organic whole with installation ear 9.
When the protective cover 8 is specifically used, the protective cover 8 is conveniently connected with the backing plate 3 through the mounting lugs 9, and therefore the convenience of mounting the protective cover 8 is improved.
Preferably: the protective cover 8 is made of metal, and the size of the protective cover 8 is smaller than that of the backing plate 3.
When the protective cover 8 is specifically used, the protective cover 8 is not excessively large when being mounted on one side of the backing plate 3, so that the efficiency of the protective cover 8 is improved.
Preferably: the protection cover 8 is fixedly connected with the backing plate 3 through a screw 10.
When the protection cover 8 is specifically used, the protection cover 8 is stably arranged on the side wall of the base plate 3 through the screws 10, and therefore the installation stability of the protection cover 8 is improved.
Working implementation principle: when using this prestressing force stock bearing structure, firstly, take out stock body 1 and backing plate 3, afterwards, backing plate 3 is laminated with one side of steel 2, then, take out stopper 4 passes along spacing hole 5 on steel 2 surface, then screw in the middle of the screw groove of backing plate 3 bottom, then, take out nut 6 screw in along the screw thread on stopper 4 surface, until nut 6 stops after forming the extrusion to steel 2, backing plate 3 receives the screw thread force and is fixed with steel 2 this moment, then pass the butt joint mouth of stock body 1 along steel 2 opposite side that takes out, then rotatory entering backing plate 3 in, and then stock body 1 rotatory in-process of passing backing plate 3, thereby because backing plate 3 receives the fixed of nut 6 and can not take place the displacement, and then reduce the circumstances that installation process backing plate 3 activity led to the fact the installation difficulty, thereby improve installation effectiveness, simultaneously, slipmat 7 has also increased the frictional force of backing plate 3 and steel 2, further increase backing plate 3's stability, then, after the installation is accomplished, take out safety cover 8 and install at the opposite side of backing plate 3, at this moment, safety cover 8 is thought to laminate with backing plate 3 another lateral wall, then, take out screw 10 and follow the setting up the side wall of backing plate 3, thereby the steady state is taken out in the circumstances of leading to the fact at the installation of backing plate 1, thereby the side wall is difficult to take out, the installation condition is reduced in the installation condition is carried out in the circumstances, and the side face is carried out in the steady condition is reduced along the installation face of backing plate 8, and is carried out in the side face is firm along with the face of the backing plate 9, and is reduced.
The supplementary ones are: the parts described herein are commercially available, and the specifications of the parts refer to the dimensions of the joint, and the specific manner in which the parts are connected is by threaded connections as in the prior art, and will not be described in detail herein.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. The utility model provides a prestressing anchor bears structure, includes stock body (1), steel (2) and backing plate (3), its characterized in that: the anchor rod body (1) is connected in a penetrating manner in the steel (2), and the backing plate (3) is positioned on one side of the steel (2) and connected with the anchor rod body (1);
The anti-slip device is characterized in that a limiting block (4) is arranged at the bottom end of the base plate (3), limiting holes (5) are formed in the surface of the steel (2), nuts (6) are connected to the surface of the limiting block (4), an anti-slip pad (7) is connected to the side wall, close to the steel (2), of the base plate (3), a protective cover (8) is arranged on the other side wall of the base plate (3), mounting lugs (9) are connected to the bottom end of the protective cover (8), and screws (10) are connected to the surface of the mounting lugs (9).
2. A prestressed anchor carrying structure according to claim 1, wherein: the bottom of the backing plate (3) is provided with a thread groove matched with the limiting block (4), and the limiting block (4) is in threaded connection with the backing plate (3).
3. A prestressed anchor carrying structure according to claim 1, wherein: the base plate (3) is fixedly connected with the steel (2) through a limiting block (4) and a nut (6), and the surface of the limiting block (4) is provided with threads and is in threaded connection with the nut (6).
4. A prestressed anchor carrying structure according to claim 1, wherein: the anti-slip pad (7) is made of food-grade silica gel, and the anti-slip pad (7) is matched with the bottom end of the base plate (3) in size.
5. A prestressed anchor carrying structure according to claim 1, wherein: the inside of safety cover (8) has seted up the cavity, safety cover (8) are connected as an organic whole with installation ear (9).
6. A prestressed anchor carrying structure according to claim 1, wherein: the protection cover (8) is made of metal, and the size of the protection cover (8) is smaller than that of the backing plate (3).
7. A prestressed anchor carrying structure according to claim 1, wherein: the protection cover (8) is fixedly connected with the base plate (3) through a screw (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322864210.2U CN221000986U (en) | 2023-10-25 | 2023-10-25 | Prestressed anchor rod bearing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322864210.2U CN221000986U (en) | 2023-10-25 | 2023-10-25 | Prestressed anchor rod bearing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221000986U true CN221000986U (en) | 2024-05-24 |
Family
ID=91117639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322864210.2U Active CN221000986U (en) | 2023-10-25 | 2023-10-25 | Prestressed anchor rod bearing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221000986U (en) |
-
2023
- 2023-10-25 CN CN202322864210.2U patent/CN221000986U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |