CN213173739U - Recoverable steel-pipe pile supporting device - Google Patents
Recoverable steel-pipe pile supporting device Download PDFInfo
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- CN213173739U CN213173739U CN202021459561.5U CN202021459561U CN213173739U CN 213173739 U CN213173739 U CN 213173739U CN 202021459561 U CN202021459561 U CN 202021459561U CN 213173739 U CN213173739 U CN 213173739U
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- pipe pile
- steel
- pile
- steel pipe
- steel sheet
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Abstract
The utility model discloses a recoverable steel-pipe pile supporting device, including steel sheet pile, steel-pipe pile and anchor rope, the steel sheet pile upper end is equipped with the entrance to a cave, and the lower extreme is equipped with soil cutting block, and steel sheet pile both sides set up bayonet socket and draw-in groove respectively, the steel-pipe pile is hollow steel pipe, and the steel-pipe pile upper end sets up the recess, anchor rope one end is passed steel sheet pile upper end entrance to a cave and is connected with the steel sheet pile, and recess and steel-pipe pile fixed connection on the steel-pipe pile are established to the anchor rope other. The utility model discloses simple process, it is big to strut intensity, and construction cycle is short, has recoverability.
Description
Technical Field
The utility model relates to an underground works material field, concretely relates to recoverable steel sheet pile supporting device.
Background
After rock mass excavation, the stability research under the action of external force is always the focus of attention in the scientific research and engineering industries, foundation pit support is the protection measure for ensuring the construction of underground structural engineering and protecting the surrounding environment of a foundation pit, and a retaining and reinforcing protection measure is adopted on one side of a soil unloading wall, so that the method is particularly important in the construction process of underground engineering. In the foundation pit supporting engineering, various supporting forms of supporting piles are generally adopted, and currently, the supporting piles generally adopt the supporting of cast-in-place piles, precast concrete piles, common section steel, steel sheet piles and the like.
The cast-in-place pile has high supporting strength and good supporting effect, but the cast-in-place pile has long construction period and complex process. The construction period of the common steel sheet pile is short, but the supporting strength is not high, and during construction, the phenomenon that pile inserting is inclined or pile driving is difficult to achieve exists in the steel sheet pile during driving.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the not enough of prior art existence, provide a recoverable steel sheet pile supporting device, have better effect of strutting, construction cycle is short, has recoverability.
A recyclable steel sheet pile supporting device comprises nested steel sheet piles, reinforced anchor cables, steel pipe piles and soil cutting blocks; the upper end of the nested steel sheet pile is provided with a hole, the lower end of the nested steel sheet pile is provided with a soil cutting block, and the reinforced anchor cable penetrates through the hole to be connected with the nested steel sheet pile; the steel pipe pile is movably connected with the reinforcing anchor cable.
Preferably, the connection end of the reinforced anchor cable and the steel pipe pile is a surrounding hoop, and the surrounding hoop penetrates through the anchor cup to be in anchoring connection with a groove in the upper end of the steel pipe pile.
Preferably, two positive and negative clamping pieces are arranged inside the anchor cup, and the surrounding hoop penetrates through the two positive and negative clamping pieces to be in anchoring connection with the groove at the upper end of the steel pipe pile.
Preferably, the left side and the right side of the steel sheet pile are respectively provided with a bayonet and a clamping groove, and the sizes of the bayonet and the clamping groove are matched with each other.
Preferably, a nut, a spiral rib and a base plate are arranged at the joint of the reinforced anchor cable and the nested steel sheet pile, the nut is sleeved at the end of the reinforced anchor cable, the base plate is sleeved on the reinforced anchor cable, and the base plate is tightly attached to the nut; one end of the spiral rib is fixedly connected with the nut, and the other end of the spiral rib penetrates through the base plate and is sleeved on the reinforcing anchor cable.
Has the advantages that:
1) the steel sheet pile, the reinforced anchor cable and the steel pipe pile can be recycled after the foundation pit is backfilled, and the steel sheet pile, the reinforced anchor cable and the steel pipe pile are convenient to use next time.
2) By using the screw cap, the base plate and the spiral rib, the steel sheet pile is connected with one side, and prestress is applied to increase the supporting strength.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic diagram of the specific use of the present invention;
FIG. 3 is a schematic view of a part of the connection structure of the present invention;
FIG. 4 is a schematic view of a part of the connection structure of the present invention;
FIG. 5 is a schematic view of a part of the structure of the present invention;
the meanings of the symbols in the figures: 1-steel sheet pile, 2-reinforced anchor cable, 3-steel pipe pile, 4-anchor cup, 5-positive and negative clamping piece, 6-soil cutting block, 7-bayonet, 8-anchor cable hole, 9-backing plate, 10-spiral rib, 11-screw cap and 12-encircling hoop.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1-5, a recyclable steel sheet pile support device comprises a nested steel sheet pile 1, a reinforced anchor cable 2, a steel pipe pile 3 and a soil cutting block 6; the upper end of the nested steel sheet pile 1 is provided with a hole 8, the lower end of the nested steel sheet pile 1 is provided with a soil cutting block 6, and the reinforced anchor cable 2 penetrates through the hole 8 to be connected with the nested steel sheet pile 1; the steel pipe pile 3 is movably connected with the reinforced anchor cable 2.
Preferably, the connection end of the reinforced anchor cable 2 and the steel pipe pile 3 is a surrounding hoop 12, and the surrounding hoop 12 penetrates through the anchor cup 4 to be connected with a groove anchor at the upper end of the steel pipe pile 3.
Preferably, two positive and negative clamping pieces 5 are arranged inside the anchor cup 4, and the surrounding hoop 12 penetrates through the two positive and negative clamping pieces 5 to be in anchor connection with a groove at the upper end of the steel pipe pile 3.
Preferably, the left side and the right side of the steel sheet pile 1 are respectively provided with a bayonet 7 and a clamping groove, and the size of the bayonet 7 is matched with that of the clamping groove.
Preferably, a nut 11, a spiral rib 10 and a backing plate 9 are arranged at the joint of the reinforced anchor cable 2 and the nested steel sheet pile 1, the nut 11 is sleeved at the end of the reinforced anchor cable 2, the backing plate 9 is sleeved on the reinforced anchor cable 2, and the backing plate 9 is tightly attached to the nut 11; one end of the spiral rib 10 is fixedly connected with the screw cap 11, and the other end of the spiral rib 10 penetrates through the backing plate 9 and is sleeved on the reinforcing anchor cable 2.
The utility model discloses a theory of operation: and installing a positioning device after measurement and paying off, driving the steel sheet piles 1 into the rock stratum through an installation machine, after the two steel sheet piles 1 are installed in place and excavated to a specified elevation, and driving the steel pipe piles 3 at specified angles according to design requirements after measurement and positioning. And sleeving an anchor cable hoop for reinforcing the anchor cable 2 on the steel pipe pile to connect the anchor cable hoop and the steel pipe pile, installing a base plate 9, a spiral rib 10 and a screw cap 11 on the other side of the steel plate pile 1 after the installation is finished, and applying prestress to the reinforcing anchor cable 2 through the screwing degree of the screw cap 11.
After the main structure rises to the elevation, a force transmission belt needs to be established, the position of the force transmission belt is staggered with the position of the reinforced anchor cable 2, and after backfilling, the steel sheet pile supporting device is pulled out in a jack lifting mode.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (5)
1. A recyclable steel pipe pile supporting device is characterized by comprising nested steel plate piles (1), reinforced anchor cables (2), steel pipe piles (3) and soil cutting blocks (6); the upper end of the nested steel sheet pile (1) is provided with a hole (8), the lower end of the nested steel sheet pile (1) is provided with a soil cutting block (6), and the reinforcing anchor cable (2) penetrates through the hole (8) to be connected with the nested steel sheet pile (1); the steel pipe pile (3) is movably connected with the reinforcing anchor cable (2).
2. The recyclable steel pipe pile support device as claimed in claim 1, wherein the connection end of the reinforcing anchor cable (2) and the steel pipe pile (3) is a surrounding hoop (12), and the surrounding hoop (12) penetrates through the anchor cup (4) to be connected with a groove anchor at the upper end of the steel pipe pile (3).
3. The recyclable steel pipe pile support device as claimed in claim 2, wherein the anchor cup (4) is internally provided with two front and back clamping pieces (5), and the surrounding hoop (12) passes through the two front and back clamping pieces (5) to be connected with a groove anchor at the upper end of the steel pipe pile (3).
4. The recyclable steel pipe pile supporting device according to claim 1, wherein bayonets (7) and clamping grooves are formed in the left side and the right side of the steel plate pile (1) respectively, and the bayonets (7) and the clamping grooves are matched in size.
5. The recyclable steel pipe pile supporting device as claimed in claim 1, wherein a nut (11), a spiral rib (10) and a backing plate (9) are arranged at the joint of the reinforcing anchor cable (2) and the nested steel plate pile (1), the nut (11) is sleeved on the end of the reinforcing anchor cable (2), the backing plate (9) is sleeved on the reinforcing anchor cable (2), and the backing plate (9) is tightly attached to the nut (11); one end of the spiral rib (10) is fixedly connected with the nut (11), and the other end of the spiral rib (10) penetrates through the backing plate (9) to be sleeved on the reinforcing anchor cable (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021459561.5U CN213173739U (en) | 2020-07-22 | 2020-07-22 | Recoverable steel-pipe pile supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021459561.5U CN213173739U (en) | 2020-07-22 | 2020-07-22 | Recoverable steel-pipe pile supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213173739U true CN213173739U (en) | 2021-05-11 |
Family
ID=75795148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021459561.5U Active CN213173739U (en) | 2020-07-22 | 2020-07-22 | Recoverable steel-pipe pile supporting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213173739U (en) |
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2020
- 2020-07-22 CN CN202021459561.5U patent/CN213173739U/en active Active
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