CN220035407U - Anchor rope frame beam structure - Google Patents
Anchor rope frame beam structure Download PDFInfo
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- CN220035407U CN220035407U CN202321572889.1U CN202321572889U CN220035407U CN 220035407 U CN220035407 U CN 220035407U CN 202321572889 U CN202321572889 U CN 202321572889U CN 220035407 U CN220035407 U CN 220035407U
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- 229910000831 Steel Inorganic materials 0.000 claims description 55
- 239000010959 steel Substances 0.000 claims description 55
- 239000011083 cement mortar Substances 0.000 claims description 8
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 8
- 244000025254 Cannabis sativa Species 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 1
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Abstract
The utility model provides an anchor rope frame beam structure, which solves the problems of uneven stress of an anchor head and an anchor device of a tensioning end, larger prestress loss and non-ideal tensioning effect of an anchor rope caused by the limitation of site conditions, convenience in construction and the like of the tensioning end of the anchor rope in the existing anchor rope frame beam structure. The utility model comprises a concrete frame beam which is of a well-shaped structure and is used for being arranged on a side slope, and the concrete frame beam comprises a cross beam and a vertical beam. According to the utility model, the first stress adjusting component is arranged among the anchor rope, the anchor head and the concrete frame beam, the inclined side of the concrete inclined support in the first stress adjusting component is parallel to the inclined side of the first tripod, the inclined side of the concrete inclined support is vertical to the anchor rope, the tension force exerted by the anchor rope and the anchor head on the concrete frame beam is uniformly transmitted into the concrete frame beam through the plurality of tripods and the concrete inclined support, uneven stress of an anchor head and an anchor device at a tensioning end is prevented, the prestress loss is larger, and the tensioning effect of the anchor rope is not ideal.
Description
Technical Field
The utility model relates to the technical field of side elevation and slope construction, in particular to an anchor cable frame beam structure.
Background
After the tunnel hole top intercepting ditch is constructed, the side elevation slope construction is required to be carried out at the tunnel hole opening, the side elevation slope construction adopts a top-down and layered excavation and side excavation side support treatment method, and the hole opening elevation slope is carried out according to the slope ratio of 1:1 construction, slope is according to slope ratio 1:1 and 1:1.25 slope construction, wherein an anchor rope, frame beam construction and grass planting are adopted for supporting a slope part, a pre-stressed anchor rope body consists of an anchor beam, a free section and cement mortar, the inclination angle of the anchor rope is regulated in JGJ120-2012 to be 15-25 degrees and not more than 45 degrees, and the inclination angle of the anchor rope can be regulated according to the actual condition of the site due to the factors of limited planning field, reasonable stress of the anchor rope and the like.
However, in the existing anchor rope frame beam structure, the tensioning end of the anchor rope anchor head only stretches horizontally when the anchor rope prestress is applied due to the reasons of site condition limitation, construction convenience and the like, and the anchor head of the tensioning end is uneven in anchor force due to the fact that the anchor rope has a certain angle, so that prestress loss is large, and the tensioning effect of the anchor rope is not ideal.
Disclosure of Invention
In order to solve the problems that in the prior art, in the existing anchor rope frame beam structure, the tensioning end of an anchor rope is only tensioned in the horizontal direction due to the limitation of site conditions, construction convenience and the like, and the anchor rope has a certain angle, so that the stress of an anchor head and an anchor device of the tensioning end is uneven, the prestress loss is large and the tensioning effect of the anchor rope is not ideal, the utility model provides the anchor rope frame beam structure.
The technical scheme of the utility model is as follows: an anchor cable frame beam structure comprises a concrete frame beam;
the concrete frame beam is of a 'well' -shaped structure and is used for being installed on a side slope;
the concrete frame beam comprises a cross beam and a vertical beam, wherein the cross beam and the vertical beam are internally provided with reinforcing steel bar frames which are crisscrossed 'well' -shaped structures;
the steel bar frame is provided with a first stress adjusting component, the first stress adjusting component comprises a plurality of concrete inclined supports fixedly arranged on the right side of the concrete frame beam, the concrete inclined supports are of a triangular structure, a plurality of first triangular frames which are arranged at intervals in the front and back direction are fixedly arranged in the concrete inclined supports, the first triangular frames are of a triangular structure, and the first triangular frames are fixedly arranged on the right side of the steel bar frame;
the anchor cable is buried in the slope in an internal fixation manner, the anchor cable is obliquely arranged from right to left and from top to bottom, the top end of the anchor cable penetrates through the concrete frame beam and the concrete inclined support, the top end of the anchor cable is fixedly provided with an anchor head, a plurality of through holes for the anchor cable to penetrate are formed in the anchor head, the anchor head is propped against the inclined surface of the concrete inclined support far away from the concrete frame beam, the inclined surface of the concrete inclined support is parallel to the inclined surface of the first tripod, and the inclined surface of the concrete inclined support is perpendicular to the anchor cable.
Preferably, the anchor cable is sleeved with a first base plate, and the first base plate is fixed on the concrete inclined support by the top of the anchor head.
Preferably, the anchor cable comprises a plurality of steel strands fixedly arranged in the anchor head;
a first slot hole is formed in the side slope, the lower end of the steel strand is inserted into the first slot hole, cement mortar is poured into the first slot hole, and the cement mortar is used for fixing the steel strand in the first slot hole.
Preferably, a second stress adjusting member is arranged in the concrete frame beam, the second stress adjusting member comprises a second slotted hole formed in the concrete frame beam, a sleeve is fixedly arranged in the second slotted hole, and the top end of the sleeve is fixedly arranged on the first backing plate;
a plurality of second triangular frames which are arranged at intervals in the front and back are fixedly arranged in the concrete frame beam, and the second triangular frames are of triangular structures;
the steel bar frame comprises a plurality of transverse steel bars and vertical steel bars, the transverse steel bars extend along the front-rear direction, the cross sections of the transverse steel bars are rectangular frame structures, the vertical steel bars are obliquely arranged from left to right and from top to bottom, the cross sections of the vertical steel bars are rectangular frame structures, and the second tripod is fixedly arranged on left steel bars in the steel bar frame;
the sleeve is sleeved with a second base plate, and the second base plate is positioned on the inclined plane of the second tripod.
Preferably, the sleeve is provided with an adjusting member, the adjusting member comprises an internal thread cylinder, the internal thread cylinder is sleeved on the sleeve, a thread groove which is in thread fit with the internal thread cylinder is formed in the circumferential side surface of the sleeve, and the internal thread cylinder is used for fixing the second base plate on the second tripod in a jacking mode.
Preferably, the grid of the concrete frame beam is internally provided with a concrete grid which is pressed and covered on the side slope.
The utility model has the advantages that: the device is provided with a first stress adjusting component between the anchor rope, the anchor head and the concrete frame beam, the inclined edge of the concrete inclined support in the first stress adjusting component is parallel to the inclined surface of the first tripod, the inclined surface of the concrete inclined support is perpendicular to the anchor rope, the tension applied by the anchor rope and the anchor head to the concrete frame beam is uniformly transferred to the concrete frame beam through the plurality of tripods and the concrete inclined support, the anchor head and the anchor device at the tensioning end are prevented from being stressed unevenly, the prestress loss is larger, and the tensioning effect of the anchor rope is not ideal.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic view of the overall structure of an anchor cable frame beam structure of the present utility model;
FIG. 2 is a cross-sectional view of the structure of the beam of the present utility model;
fig. 3 is a structural cross-sectional view of the sleeve of the present utility model.
In the figure: 1. a cross beam; 2. a vertical beam; 5. a concrete inclined support; 6. a first tripod; 7. an anchor head; 8. a first backing plate; 9. a second tripod; 10. a sleeve; 11. a second backing plate; 12. an internal thread cylinder; 13. slope; 14. steel strand; 15. cement mortar; 16. and (3) concrete grids.
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 any inventive effort, are intended to be within the scope of the utility model.
Example 1: the utility model provides an anchor rope frame roof beam structure, as shown in fig. 2, fig. 3, includes the concrete frame roof beam, and the concrete frame roof beam is "well" type structure, and the concrete frame roof beam is used for installing on side slope 13, and the concrete frame roof beam includes crossbeam 1 and vertical beam 2, and crossbeam 1 and the inside of vertical beam 2 all are equipped with the reinforcing bar frame, and the reinforcing bar frame is crisscross "well" type structure.
The steel bar framework is provided with a first stress adjusting member, the first stress adjusting member comprises a plurality of concrete inclined supports 5 fixedly arranged on the right side of the concrete frame beam, the concrete inclined supports 5 are of triangular structures, a plurality of first triangular frames 6 which are arranged at intervals are fixedly arranged in the concrete inclined supports 5, the first triangular frames 6 are of triangular structures, and the first triangular frames 6 are fixedly arranged on the right side of the steel bar framework.
The anchor rope has been buried to side slope 13 internal fixation, and the anchor rope is from right to left, from the top down slope setting, and concrete frame roof beam and concrete oblique support 5 are passed on the top of anchor rope, and the top of anchor rope is fixed to be equipped with anchor head 7, has seted up a plurality of through-holes that supply the anchor rope to pass in the anchor head 7, and anchor head 7 supports to lean on the inclined plane that concrete oblique support 5 kept away from the concrete frame roof beam, and the hypotenuse of concrete oblique support 5 is parallel with the inclined plane of first tripod 6, and the inclined plane of concrete oblique support 5 is perpendicular with the anchor rope.
The first stress adjusting component is used for solving the problems that stress of a tensioning end is uneven, prestress loss is large and tensioning effect of the anchor cable is not ideal due to angle reasons between the anchor cable and the concrete frame beam.
As shown in fig. 1, fig. 2 and fig. 3, the anchor cable is sleeved with a first base plate 8, the first base plate 8 is fixed on the inclined concrete support 5 by the top of the anchor head 7, and the contact area between the anchor head 7 and the inclined concrete support 5 can be increased by the first base plate 8, so that the acting force of the anchor head 7 on the inclined concrete support 5 is more uniform.
As shown in fig. 2 and 3, the anchor cable comprises a plurality of steel strands 14 fixedly arranged in the anchor head 7; the side slope 13 is internally provided with a first slot hole, the lower end of the steel strand 14 is inserted into the first slot hole, cement mortar 15 is poured into the first slot hole, and the cement mortar 15 is used for fixing the steel strand 14 in the first slot hole.
As shown in fig. 2 and 3, a second stress adjusting member is arranged in the concrete frame beam, the second stress adjusting member is used for solving the problems of uneven stress at the tensioning end, larger prestress loss and non-ideal tensioning effect of the anchor cable caused by the angle between the anchor cable and the steel bar at the inner side of the concrete frame beam, the second stress adjusting member comprises a second slotted hole formed in the concrete frame beam, a sleeve 10 is fixedly arranged in the second slotted hole, and the top end of the sleeve 10 is fixedly arranged on the first backing plate 8; the concrete frame beam is internally and fixedly provided with a plurality of second triangular frames 9 which are arranged at intervals from front to back, and the second triangular frames 9 are of triangular structures.
The steel bar frame comprises a plurality of transverse steel bars and vertical steel bars, the transverse steel bars extend along the front-back direction, the cross sections of the transverse steel bars are rectangular frame structures, the vertical steel bars are obliquely arranged from left to right and from top to bottom, the cross sections of the vertical steel bars are rectangular frame structures, and the second tripod 9 is fixedly arranged on the left steel bars inside the steel bar frame.
The sleeve 10 is sleeved with the second base plate 11, the second base plate 11 is located on the inclined plane of the second tripod 9, the sleeve 10 can increase the acting area of the second tripod 9 through the second base plate 11, so that the stress between the anchor cable and the concrete frame beam is more uniform, the inclined plane of the second tripod 9 is parallel to the second base plate 11, the inclined plane of the second base plate 11 is perpendicular to the sleeve 10, the sleeve 10 and the anchor cable are on the same horizontal line, the tension force applied by the anchor cable and the anchor head 7 to the concrete frame beam is uniformly transferred to the concrete frame beam through the sleeve 10, the second base plate 11 and the second tripod 9, the uneven stress of the anchor head and the anchor device at the tensioning end is prevented, the prestress loss is large, and the tensioning effect of the anchor cable is not ideal.
As shown in fig. 2 and 3, the sleeve 10 is provided with an adjusting member, the adjusting member is used for adjusting the position of the second base plate 11 on the sleeve 10, the adjusting member comprises an internal thread cylinder 12, the internal thread cylinder 12 is sleeved on the sleeve 10, a thread groove which is in threaded fit with the internal thread cylinder 12 is formed in the circumferential side surface of the sleeve 10, the internal thread cylinder 12 is used for fixing the second base plate 11 on the second tripod 9 in a top fastening manner, the position of the internal thread cylinder 12 is changed, and then the position of the second base plate 11 on the sleeve 10 is changed, and the height of the top end of the sleeve 10 can be adjusted, so that the heights of the first base plate 8 and the anchor head 7 are adjusted.
As shown in fig. 1 and 2, a concrete grid 16 is installed in the grid of the concrete frame beam, the concrete grid 16 is arranged on the side slope 13 in a pressing mode, the concrete grid 16 is of a prefabricated concrete structure, soil loss on the side slope 13 can be prevented by the concrete grid 16, grass can be planted in grid gaps of the concrete grid 16, and accordingly the firmness of the soil is improved.
Working principle: in the construction process of a steel bar frame in a concrete frame beam, a plurality of first triangular frames 6 are bound and fixed on the right side of the steel bar frame, a plurality of second triangular frames 9 are bound and fixed on left side steel bars in the steel bar frame, then a second backing plate 11 is fixed on the second triangular frames 9 through an internal thread cylinder 12 on the surface of a rotary sleeve 10, then a concrete frame beam and a concrete inclined support 5 are poured by concrete, after pouring is finished, an anchor head 7 is sleeved on the top ends of steel strands 14, a first backing plate 8 is sleeved between the concrete inclined support 5 and the anchor head 7, the steel strands 14 and the anchor head 7 are stretched through a penetrating hydraulic jack, after stretching is finished, an overlength steel strand is cut short, at this time, the steel strands 14 and the anchor head 7 apply a tensile force to the concrete inclined support 5 through the first backing plate 8, the concrete inclined support 5 and the first triangular frames 6 apply a compressive force to the concrete frame beam uniformly, meanwhile, the steel strands 14, the anchor head 7 and the sleeve 10 apply a compressive force to the second backing plate 11 and the second triangular frames 9, the second backing plate 11 and the second triangular frames 9 are sleeved on the top ends of the steel strands 14, then the steel strands and the second triangular frames 9 apply a tensile force to the concrete frame beam uniformly, and finally the anchor head 16 is placed in the grid structure, and the concrete frame beam is sealed by the anchor head 8, and the grid structure is finished.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. An anchor rope frame roof beam structure, its characterized in that: comprises a concrete frame beam;
the concrete frame beam is of a 'well' -shaped structure and is arranged on a side slope (13);
the concrete frame beam comprises a cross beam (1) and a vertical beam (2), wherein the cross beam (1) and the vertical beam (2) are internally provided with reinforcing steel bar frames which are crisscross 'well' -shaped structures;
the steel bar frame is provided with a first stress adjusting component, the first stress adjusting component comprises a plurality of concrete inclined brackets (5) fixedly arranged on the right side of the concrete frame beam, the concrete inclined brackets (5) are of triangular structures, a plurality of first triangular frames (6) which are arranged at intervals in the front and back directions are fixedly arranged in the concrete inclined brackets (5), the first triangular frames (6) are of triangular structures, and the first triangular frames (6) are fixedly arranged on the right side of the steel bar frame;
the anchor cable is buried in the slope (13), the anchor cable is obliquely arranged from right to left and from top to bottom, the top end of the anchor cable penetrates through the concrete frame beam and the concrete inclined support (5), an anchor head (7) is fixedly arranged at the top end of the anchor cable, a plurality of through holes for the anchor cable to penetrate are formed in the anchor head (7), the anchor head (7) abuts against the inclined surface of the concrete inclined support (5) away from the concrete frame beam, the inclined edge of the concrete inclined support (5) is parallel to the inclined surface of the first tripod (6), and the inclined surface of the concrete inclined support (5) is perpendicular to the anchor cable.
2. The anchor line frame beam structure of claim 1, wherein: the anchor cable is sleeved with a first base plate (8), and the first base plate (8) is fixed on the concrete inclined support (5) by the top of the anchor head (7).
3. The anchor line frame beam structure of claim 1, wherein: the anchor cable comprises a plurality of steel strands (14) fixedly arranged in the anchor head (7);
a first slot hole is formed in the side slope (13), the lower end of the steel strand (14) is inserted into the first slot hole, cement mortar (15) is poured into the first slot hole, and the cement mortar (15) is used for fixing the steel strand (14) in the first slot hole.
4. A cable frame beam structure according to any one of claims 1-3, wherein: the concrete frame beam is internally provided with a second stress adjusting member, the second stress adjusting member comprises a second slotted hole formed in the concrete frame beam, a sleeve (10) is fixedly arranged in the second slotted hole, and the top end of the sleeve (10) is fixedly arranged on the first base plate (8);
a plurality of second triangular frames (9) which are arranged at intervals in the front and back are fixedly arranged in the concrete frame beam, and the second triangular frames (9) are of a triangular structure;
the steel bar framework comprises a plurality of transverse steel bars and vertical steel bars, the transverse steel bars extend along the front-rear direction, the cross sections of the transverse steel bars are rectangular frame structures, the vertical steel bars are obliquely arranged from left to right and from top to bottom, the cross sections of the vertical steel bars are rectangular frame structures, and the second tripod (9) is fixedly arranged on left steel bars in the steel bar framework;
the sleeve (10) is sleeved with a second base plate (11), and the second base plate (11) is positioned on the inclined plane of the second tripod (9).
5. The anchor line frame beam structure of claim 4, wherein: the sleeve (10) is provided with an adjusting component, the adjusting component comprises an internal thread cylinder (12), the internal thread cylinder (12) is sleeved on the sleeve (10), a thread groove which is in threaded fit with the internal thread cylinder (12) is formed in the circumferential side surface of the sleeve (10), and the internal thread cylinder (12) is used for jacking and fastening the second base plate (11) on the second tripod (9).
6. The anchor line frame beam structure of claim 1, wherein: and a concrete grid (16) is arranged in the grid of the concrete frame beam, and the concrete grid (16) is arranged on the side slope (13) in a pressing mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321572889.1U CN220035407U (en) | 2023-06-20 | 2023-06-20 | Anchor rope frame beam structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321572889.1U CN220035407U (en) | 2023-06-20 | 2023-06-20 | Anchor rope frame beam structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220035407U true CN220035407U (en) | 2023-11-17 |
Family
ID=88721927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321572889.1U Active CN220035407U (en) | 2023-06-20 | 2023-06-20 | Anchor rope frame beam structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220035407U (en) |
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2023
- 2023-06-20 CN CN202321572889.1U patent/CN220035407U/en active Active
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