CN212175799U - Repeatedly usable's excavation supporting device - Google Patents
Repeatedly usable's excavation supporting device Download PDFInfo
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- CN212175799U CN212175799U CN201922232954.6U CN201922232954U CN212175799U CN 212175799 U CN212175799 U CN 212175799U CN 201922232954 U CN201922232954 U CN 201922232954U CN 212175799 U CN212175799 U CN 212175799U
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- prefabricated bearing
- anchor rod
- inserting plate
- prefabricated
- anchor
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Abstract
The utility model discloses a reusable foundation pit supporting device, which relates to the technical field of constructional engineering and comprises an anchor rod, wherein one side of the anchor rod is connected with a supporting slope surface, and the other side of the anchor rod is detachably provided with an anchor head reinforcing device; a prefabricated bearing inserting plate is arranged between the anchor head reinforcing device and the supporting slope surface, and the anchor rod is arranged in the prefabricated bearing inserting plate; and the two sides of the prefabricated bearing inserting plate are respectively provided with a slot and an inserting body, and the slot of one prefabricated bearing inserting plate is matched with the inserting body of the other prefabricated bearing inserting plate. The utility model has the characteristics of the construction is convenient, cyclic utilization, and can reach the effect of strutting of hanging the net whitewashing, improved the efficiency of construction effectively when reducing construction cost.
Description
Technical Field
The utility model relates to a building engineering technical field, concretely relates to repeatedly usable's excavation supporting device.
Background
In the construction of urban infrastructure, more and more foundation pit supporting projects are provided, and supporting modes of slope excavation and slope laying and net hanging and slurry spraying are generally adopted. The purpose of the net hanging and the guniting is to prevent the slope from being eroded by weathering and rain and to take protective measures on the slope. Although the method of hanging net and spraying mortar is widely used, for the side slope of plastic rock (soft rock and soil mass), the deformation characteristic of the spraying shell is not coordinated with the plastic rock covered by the spraying shell because the spraying shell is brittle, so that the spraying shell is peeled off, the foundation pit is backfilled after the construction is finished, and a large amount of materials required by supporting are consumed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a repeatedly usable's excavation supporting device to solve the above-mentioned defect that leads to among the prior art.
A foundation pit supporting device capable of being repeatedly used comprises an anchor rod, wherein one side of the anchor rod is arranged in a supporting slope surface, and the other side of the anchor rod is detachably provided with an anchor head reinforcing device; a prefabricated bearing inserting plate is arranged between the anchor head reinforcing device and the supporting slope surface, and the anchor rod is arranged in the prefabricated bearing inserting plate; the two sides of the prefabricated bearing inserting plate are respectively provided with a slot and an inserting body, the slot of one prefabricated bearing inserting plate is matched with the inserting body of the other prefabricated bearing inserting plate, the prefabricated bearing inserting plates are horizontally arranged on the supporting slope surface, and the prefabricated bearing inserting plates are spliced through the slots and the inserting bodies; the prefabricated bearing plate is used for carrying out foundation pit slope surface supporting construction, and the anchor head reinforcing device is used for reinforcing the prefabricated bearing plate.
One end of the anchor head reinforcing device is symmetrically provided with clamping parts, and the two clamping parts are connected through a fastening piece; the middle part of the clamping part is symmetrically provided with bending parts, the bending parts are matched with the anchor rod, and the anchor rod can be locked by rotating the fastening piece; the fasteners are detachably arranged at the ends of the two clamping parts.
The prefabricated socket plate is provided with a preformed hole which is matched with the anchor rod so as to be convenient for the prefabricated socket plate to be hung on the anchor rod.
The prefabricated bearing inserting plate is provided with a plurality of water draining holes, and underground water under the supporting slope surface in the later period can be conveniently drained out to enhance the stability of the slope body.
And the prefabricated socket plate is provided with a lifting hook so as to be convenient for placing the prefabricated socket plate.
The utility model has the advantages that:
the utility model discloses construction method simple process, convenient operation hang prefabricated socket joint board on the stock after the stock construction is accomplished, and prefabricated socket joint board splices each other in order to protect strutting domaticly, under the prerequisite that reaches original support mode (if hang net whitewashing) same effect, it is convenient to have the construction, and the advantage of manifold cycles use, reduces the consumption of supporting material, reduces construction cost, has greatly improved the efficiency of construction.
Drawings
Fig. 1 is a schematic structural diagram of a socket prefabricated slab.
Fig. 2 is a schematic arrangement diagram of socket prefabricated panels.
Figure 3 is a schematic view of the anchor head stiffener.
Fig. 4 is a schematic structural diagram of the present invention.
The method comprises the following steps of 1-prefabricating a bearing and inserting plate, 2-a water drainage hole, 3-an inserting groove, 4-an inserting body, 5-a preformed hole, 6-an anchor head reinforcing device, 7-an anchor rod, 8-a bending part, 9-a fastening piece, 10-a supporting slope surface, 11-a lifting hook and 12-a clamping part.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
A reusable foundation pit supporting device is shown in figure 4 and comprises an anchor rod 7, wherein one side of the anchor rod 7 is arranged in a supporting slope 10 to compress and reinforce the supporting slope 10, and the other side of the anchor rod 7 is detachably provided with an anchor head reinforcing device 6; a prefabricated bearing inserting plate 1 is arranged between the anchor head reinforcing device 6 and the support slope 10, and an anchor rod 7 is arranged in the prefabricated bearing inserting plate 1; the prefabricated bearing inserting plate 1 is used for protecting a foundation pit supporting slope surface 10, and the anchor head reinforcing device 6 is used for reinforcing the prefabricated bearing inserting plate 1.
As shown in fig. 1, two sides of the prefabricated bearing and inserting plate 1 are respectively provided with a slot 3 and an inserting body 4, as shown in fig. 2, the slot 3 of one prefabricated bearing and inserting plate 1 is matched with the inserting body 4 of the other prefabricated bearing and inserting plate 1, all the prefabricated bearing and inserting plates 1 are parallel to a supporting slope 10, the prefabricated bearing and inserting plates 1 are flatly placed on the supporting slope 10, and the prefabricated bearing and inserting plates 1 are spliced through the slots 3 and the inserting bodies 4 to improve the overall splicing stability; the prefabricated bearing inserting plate 1 is provided with a preformed hole 5, and the preformed hole 5 is matched with the anchor rod 7 so as to be convenient for hanging the prefabricated bearing inserting plate 1 on the anchor rod 7 through the preformed hole 5; the prefabricated bearing inserting plate 1 is further provided with a plurality of water draining holes 2, and the arrangement of the water draining holes 2 facilitates the support of underground water seepage below the slope surface 10 so as to enhance the stability of the slope body.
In the embodiment, the prefabricated bearing inserting plate 1 is square, the number of the water outlet holes 2 is four, the four water outlet holes 2 are respectively and symmetrically arranged on four corners of the prefabricated bearing inserting plate 1, and the preformed hole 5 is arranged in the middle of the prefabricated bearing inserting plate 1; the slot 3 and the insert 4 are symmetrically arranged in the middle of two edges of the prefabricated bearing inserting plate 1, and the water outlet holes 2 which are symmetrically arranged in pairs are positioned on two sides of the slot 3 and the insert 4.
Clamping parts 12 are symmetrically arranged at one end of the anchor head reinforcing device 6, through holes are formed in the end parts of the free ends of the two clamping parts 12, and the two through holes are connected through a fastening piece 9; the middle part of the clamping part 12 is symmetrically provided with bending parts 8, the bending parts 8 are matched with the anchor rod 7, and the anchor rod 7 can be locked by rotating the fastening piece 9; the fastening member 9 is detachably arranged at the end parts of the two clamping parts 12, in this embodiment, the fastening member 9 comprises a screw rod and a nut, the screw rod is connected with the nut in a threaded manner after passing through the two through holes, and the nut is rotated to clamp the anchor rod 7 so as to further fasten the prefabricated bearing inserting plate 1.
Still be equipped with lifting hook 11 on prefabricated bearing plate 1, lifting hook 11 sets up in the outside of strutting domatic 10 to make things convenient for installation prefabricated bearing plate 1.
In the embodiment, the thickness of the prefabricated bearing plate 1 is 10cm, the concrete strength of the prefabricated bearing plate 1 is C25, bidirectional HRB300 phi 8@200 steel bars are configured, and the lifting hook 11 is an HPB300 phi 16 steel bar.
The construction process comprises the following steps:
after the construction of the anchor rod 7 is completed, hanging the prefabricated bearing inserting plate 1 on the anchor rod 7, splicing and placing the prefabricated bearing inserting plate 1 on the supporting slope 10 in parallel, reinforcing the prefabricated bearing inserting plate 1 by using an anchor head reinforcing device 6 after splicing is completed, locking the anchor rod 7 by rotating a nut, and reinforcing the prefabricated bearing inserting plate 1 to prevent the prefabricated bearing inserting plate 1 from loosening; after the fixation is finished, the grouting and guniting process can be started, and after the guniting work is finished, the anchor head reinforcing device 6 and the prefabricated bearing inserting plate 1 are dismantled; when the next supporting slope 10 is constructed, the anchor head reinforcing device 6 and the prefabricated bearing inserting plate 1 can be repeatedly used, and construction cost is greatly saved.
It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.
Claims (5)
1. A reusable foundation pit supporting device comprises an anchor rod (7), and is characterized in that one side of the anchor rod (7) is arranged in a supporting slope surface (10), and the other side of the anchor rod (7) is detachably provided with an anchor head reinforcing device (6); a prefabricated bearing inserting plate (1) is arranged between the anchor head reinforcing device (6) and the supporting slope surface (10), and the anchor rod (7) is arranged in the prefabricated bearing inserting plate (1); the two sides of each prefabricated bearing plate (1) are respectively provided with a slot (3) and an inserting body (4), and the slot (3) of one prefabricated bearing plate (1) is matched with the inserting body (4) of the other prefabricated bearing plate (1).
2. The reusable foundation pit support device according to claim 1, wherein one end of the anchor head reinforcing device (6) is symmetrically provided with clamping portions (12), and the two clamping portions (12) are connected through a fastener (9); the middle part of the clamping part (12) is symmetrically provided with bending parts (8), and the bending parts (8) are matched with the anchor rod (7); the fastening piece (9) is detachably arranged at the end parts of the two clamping parts (12).
3. A reusable foundation pit supporting device according to claim 1 or 2, wherein: be equipped with preformed hole (5) on prefabricated bearing plate (1), preformed hole (5) cooperate with stock (7).
4. A re-usable foundation pit supporting arrangement according to claim 3, characterized in that the prefabricated bearing plate (1) is provided with a number of drainage holes (2).
5. A reusable foundation pit supporting device according to claim 1 or 4, characterized in that the prefabricated bearing plate (1) is provided with lifting hooks (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922232954.6U CN212175799U (en) | 2019-12-13 | 2019-12-13 | Repeatedly usable's excavation supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922232954.6U CN212175799U (en) | 2019-12-13 | 2019-12-13 | Repeatedly usable's excavation supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212175799U true CN212175799U (en) | 2020-12-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922232954.6U Active CN212175799U (en) | 2019-12-13 | 2019-12-13 | Repeatedly usable's excavation supporting device |
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| Country | Link |
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| CN (1) | CN212175799U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111021365A (en) * | 2019-12-13 | 2020-04-17 | 中冶天工集团有限公司 | Reusable foundation pit supporting device and using method |
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2019
- 2019-12-13 CN CN201922232954.6U patent/CN212175799U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111021365A (en) * | 2019-12-13 | 2020-04-17 | 中冶天工集团有限公司 | Reusable foundation pit supporting device and using method |
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