CN217174842U - Guard post foundation pit temporary combination retaining wall - Google Patents
Guard post foundation pit temporary combination retaining wall Download PDFInfo
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- CN217174842U CN217174842U CN202220889539.7U CN202220889539U CN217174842U CN 217174842 U CN217174842 U CN 217174842U CN 202220889539 U CN202220889539 U CN 202220889539U CN 217174842 U CN217174842 U CN 217174842U
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Abstract
The utility model discloses a temporary combined dado of a fender post foundation pit, which relates to the technical field of building construction and comprises a U-shaped wallboard; the wall plate comprises a bottom plate and two side plates, the two side plates are used for abutting against two sides of the foundation pit, the upper ends of the side plates exceed the side wall of the foundation pit, and the bottom plate is laid at the bottom of the foundation pit; the middle part of the bottom plate is provided with a through hole, and the size of the through hole is matched with that of the pile hole; the wallboard further comprises a ring plate, the through hole is formed in the ring plate, a settlement hole is formed in the middle of the bottom plate, the outer side of the ring plate is in a step shape matched with the settlement hole in the circumferential direction, and the ring plate is buckled with the settlement hole. This scheme of adoption can be according to the wall plate size excavation and visit groove, the foundation ditch promptly, after the excavation foundation ditch, directly puts into the wallboard that is the U type in the foundation ditch for reach the effect of quick protection, its construction cycle is short, and the cost is low.
Description
Technical Field
The utility model relates to a construction technical field, concretely relates to fender pile foundation ditch temporary combination dado.
Background
Before drilling operation, in order to find underground pipeline facilities and the like, a guard post foundation pit of an urban subway open-cut station needs to be manually explored by about 0.8 meter in depth and longitudinally arranged along a guard structure, then, exploration holes are manually excavated on a pile position, the total depth is about 6 meters, and slope protection is needed to be carried out on the manual exploration grooves and the excavated deep holes.
In the prior art, a traditional method for protecting a side slope retaining wall is to adopt an anchor nail and an inverted-L-shaped cast-in-place reinforced concrete retaining wall for protection, and a conventional construction method is to dig and cut a groove first, then tie up reinforcing steel bars, close a formwork and pour retaining wall concrete, then dig a pit in the groove, so as to see whether a pipeline is arranged below the groove, if not, then drill a pile at the pit position, as shown in a top view of a foundation pit in the prior art shown in fig. 1, but the working procedures of slotting and tying up reinforcing steel bars, closing the formwork and pouring retaining wall concrete are slow, and the formwork can be dismantled by the concrete with enough strength, so that the construction period is long, and the construction cost is high.
Therefore, a need exists for a retaining wall for a foundation pit with a short period and low cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a fender pile foundation ditch makes up dado temporarily, this scheme of adoption can visit the groove according to the size excavation of wallboard, and the foundation ditch is promptly, directly puts into the wallboard that is the U type in the foundation ditch after the excavation foundation ditch for reach the effect of quick protection, its construction cycle is short, and the cost is low.
The utility model discloses a following technical scheme realizes:
a temporary combined retaining wall for a fender post foundation pit comprises a U-shaped wall plate;
the wall plate comprises a bottom plate and two side plates, the two side plates are used for abutting against two sides of the foundation pit, the upper ends of the side plates exceed the side wall of the foundation pit, and the bottom plate is laid at the bottom of the foundation pit; the middle part of the bottom plate is provided with a through hole, and the size of the through hole is matched with that of the pile hole.
Compared with the prior art, the process of pouring the retaining wall concrete is slow, and the concrete needs enough strength to remove the template, so that the problems of long construction period and high construction cost are solved; and for after excavation of the foundation pit, the pile hole is convenient to construct, a through hole is further formed in the bottom plate, the diameter of the through hole is the same as that of the pile hole, the pile hole can be constructed under the protection of the wall plate, after the construction of the pile hole is completed, the wall plate can be detached, the pile drilling is started, and therefore the effects of saving time and materials are achieved.
Preferably, the wallboard further comprises a ring plate, the through hole is formed in the ring plate, a settlement hole is formed in the middle of the bottom plate, the outer side of the ring plate is in a step shape matched with the settlement hole in the circumferential direction, and the ring plate is buckled with the settlement hole; for accommodating pile holes of different sizes and diameters.
Further optimizing, the outer side of the ring plate is connected with the bottom plate through a first bolt in the circumferential direction, and the first bolt sequentially penetrates through the ring plate, the bottom plate and the bottom of the foundation pit; through first bolt for fix crown plate, bottom plate and foundation ditch bottom plate, be convenient for protect the foundation ditch bottom.
Further preferably, the side wall of the through hole extends into the pile hole to form a ring block, and the ring block props against the side wall of the pile hole; the protection device is used for protecting the port of the pile hole.
Further preferably, the part of the side plate, which exceeds the side wall of the foundation pit, is provided with a transverse plate, the transverse plate is positioned on one side of the side plate, which is far away from the foundation pit, and the transverse plate is laid on the ground; the protective device is used for protecting the ground and reducing the influence of the ground on the foundation pit.
Preferably, a plurality of grooves are formed in the lower side of the transverse plate, the grooves are formed in the length direction of the transverse plate, and absorbent cotton is arranged in the grooves; used for playing a waterproof effect.
Further preferably, the transverse plate is connected with the ground through a second bolt; used for fixing the wall plate and improving the waterproof effect.
Further preferably, the transverse plates and the side plates are welded; the connection stability is improved, and the protection effect of the wall plate is improved.
Further preferably, the side plates are telescopic plates, the side plates comprise upper plates capable of moving along the height direction of the foundation pit, and the transverse plates are arranged on the upper plates; the transverse plate is used for adjusting the position of the transverse plate according to the height of the foundation pit.
Further optimizing, along the length direction of the foundation pit, each pile hole is matched with the wall plate; wherein, because can excavate a plurality of stake holes in the length direction of foundation ditch, consequently, can all match a wallboard in every stake hole department and protect.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
1. the utility model provides a fender pile foundation ditch temporary combination dado, this scheme of adoption can visit the groove according to the size excavation of wallboard, and the foundation ditch is promptly, after the excavation foundation ditch, directly puts into the wallboard that is the U type in the foundation ditch for reach the effect of quick protection, its construction cycle is short, and the cost is low.
2. The utility model provides a fender pile foundation ditch temporary combination dado adopts this scheme, through the cotton that absorbs water, can also play water-proof effects.
3. The utility model provides a fender pile foundation ditch temporary combination dado adopts this scheme, and the stake hole of the different diameters of screen is looked to the accessible crown plate to adapt to the foundation ditch of the different degree of depth through the telescopic curb plate.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a top view of a foundation pit in the prior art;
FIG. 2 is a cross-sectional view of a foundation pit according to the present invention;
fig. 3 is a schematic structural view of the wall plate provided by the present invention;
fig. 4 is a schematic structural diagram of a ring plate provided by the present invention;
fig. 5 is a cross-sectional view of a ring plate provided by the present invention;
fig. 6 is a partial schematic view a of a ring plate according to the present invention;
reference numbers and corresponding part names in the drawings:
1-wall plate, 11-side plate, 111-upper plate, 112-lower plate, 12-bottom plate, 121-through hole, 122-ring block, 123-settlement hole, 13-ring plate, 2-foundation pit, 3-pile hole, 4-first bolt, 5-transverse plate, 51-groove, 52-absorbent cotton and 6-second bolt.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
Examples
The embodiment provides a temporary combined retaining wall for a fender pile foundation pit, which comprises a wall plate 1 arranged in a U shape as shown in fig. 1-6;
the wall plate 1 comprises a bottom plate 12 and two side plates 11, the two side plates 11 are used for abutting against two sides of the foundation pit 2, the upper ends of the side plates 11 exceed the side wall of the foundation pit 2, and the bottom plate 12 is laid at the bottom of the foundation pit 2; the middle part of the bottom plate 12 is provided with a through hole 121, and the size of the through hole 121 is matched with the size of the pile hole 3.
Compared with the prior art, the process of pouring retaining wall concrete is slow, and the concrete needs enough strength to remove the template, which results in the problems of long construction period and high construction cost, the scheme provides a temporary combined retaining wall of a fender post foundation pit 2, which can specifically unify the excavation size of the foundation pit 2, is convenient for quick construction, the size of the foundation pit 2 is matched with the size of the wallboard 1, the wallboard 1 is in a U-shaped shape and comprises side plates 11 and a bottom plate 12 which are respectively arranged at two sides, after the foundation pit 2 is excavated, the wallboard 1 can be placed, the side plates 11 can abut against the side wall of the foundation pit 2, and the bottom plate 12 can be just laid at the bottom of the foundation pit 2, wherein, as the height of the side plates 11 exceeds the height of the side wall of the foundation pit 2, the ground can be protected, and sundry sand stones and the like on the ground can be prevented from falling into the foundation pit 2; and in order to facilitate the construction of the pile hole 3 after the excavation of the foundation pit 2, the through hole 121 is further formed in the bottom plate 12, wherein the diameter of the through hole 121 is the same as that of the pile hole 3, the pile hole 3 can be constructed under the protection of the wall plate 1, and after the construction of the pile hole 3 is completed, the wall plate 1 can be detached and the pile drilling is started, so that the effects of saving time and saving materials are achieved.
In this embodiment, the wall plate 1 further includes a ring plate 13, the through hole 121 is opened on the ring plate 13, the middle portion of the bottom plate 12 is opened with a settlement hole 123, the outer side of the ring plate 13 is in a step shape adapted to the settlement hole 123 in the circumferential direction, and the ring plate 13 is fastened to the settlement hole 123; in order to adapt to pile holes 3 with different diameters, in the scheme, as the sizes of the pile holes 3 in the prior art are possibly different, and the pile holes 3 with different diameters are matched quickly, the wall plate 1 is also provided with a ring plate 13, and the through hole 121 is arranged in the middle of the ring plate 13, wherein the diameters of the ring plates 13 can be prepared uniformly, but the diameter of the through hole 121 in the middle of the ring plate 13 can be prepared into the ring plates 13 with different diameters of the through hole 121 according to different diameters of the pile holes 3; in order to install the ring plate 13, a settlement hole 123 with a diameter larger than that of the through hole 121 is further formed in the middle of the bottom plate 12, as shown in fig. 3, the lower portion of the outer circumference of the ring plate 13 is stepped, the ring plate 13 can be selected to be matched according to the actual diameter of the pile hole 3, the diameter of the through hole 121 of the ring plate 13 is the same as that of the pile hole 3, and the ring plate 13 is directly buckled at the settlement hole 123 to complete splicing.
In the embodiment, the outer side of the annular plate 13 is circumferentially connected with the bottom plate 12 through the first bolt 4, and the first bolt 4 sequentially penetrates through the annular plate 13, the bottom plate 12 and the bottom of the foundation pit 2; through first bolt 4 for fix crown plate 13, bottom plate 12 and foundation ditch 2 bottom plate 12, be convenient for protect 2 bottoms of foundation ditch.
In this embodiment, the sidewall of the through hole 121 extends into the pile hole 3 to form a ring block 122, and the ring block 122 abuts against the sidewall of the pile hole 3; in order to protect the end opening of the pile hole 3, in the scheme, a ring block 122 extends downwards on the circumferential side wall of the through hole 121, wherein the diameter of the ring block 122 is slightly smaller than that of the pile hole 3, and the ring block can penetrate into the pile hole 3 and abut against the side wall to protect the position of the end opening of the pile hole 3; in order to facilitate installation of the ring block 122, the wall plate 1 is first placed, and then the position of the end of the pile hole 3 is shallowly dug for pre-anchoring the size of the pile hole 3 and allowing the ring block 122 to be placed.
In this embodiment, the part of the side plate 11, which exceeds the side wall of the foundation pit 2, is provided with a transverse plate 5, the transverse plate 5 is located on one side of the side plate 11, which is far away from the foundation pit 2, and the transverse plate 5 is laid on the ground; for protection ground, reduce the influence of ground to foundation ditch 2, in this scheme, still be provided with horizontal board 5 on curb plate 11, wherein horizontal board 5 sets up in the middle part of one side that foundation ditch 2 was kept away from to curb plate 11, and horizontal board 5 is on a parallel with ground to lay subaerially, just can cover ground and ground to foundation ditch 2's corner this moment, reduce the influence of ground to foundation ditch 2.
In this embodiment, a plurality of grooves 51 are formed in the lower side of the transverse plate 5, the grooves 51 are arranged along the length direction of the transverse plate 5, and absorbent cotton 52 is arranged in the grooves 51; for having played water-proof effects, in this scheme, be provided with a plurality of recesses 51 at the downside of transverse plate 5, wherein recess 51 sets up along the length direction of transverse plate 5, sets up along the length direction of foundation ditch 2 promptly, and the embedding has the cotton of washing water in recess 51, and wherein the cotton of washing water can surpass recess 51 to hug closely in ground, cotton 52 alright absorption ground sewage of absorbing this moment prevents that ground sewage from falling into in foundation ditch 2.
In this embodiment, the transverse plate 5 is connected to the ground through a second bolt 6; in order to fix the wall plate 1 and improve the waterproof effect, in the scheme, the transverse plate 5 is provided with bolt holes and can be fixed on the ground through the second bolts 6, at the moment, the transverse plate 5 is fixed, and the wall plate 1 can be fixed at the moment because the transverse plate 5 is connected to the side plate 11; and through second bolt 6, can also compress tightly horizontal board 5 to ground, improve the area of contact of cotton 52 and ground that absorb water, further improve water-proof effects.
In this embodiment, the transverse plate 5 and the side plate 11 are welded; for improving the connection stability and the protection effect of the wall plate 1.
In this embodiment, the side plate 11 is a telescopic plate, the side plate 11 includes an upper plate 111 that can move along the height direction of the foundation pit 2, and the transverse plate 5 is disposed on the upper plate 111; in order to adjust the position of the transverse plate 5 according to the height of the foundation pit 2, in the scheme, the side plate 11 is a telescopic plate, namely, comprises an upper plate 111 and a lower plate 112, the upper end of the lower plate 112 is provided with a sliding groove, the lower end of the upper plate 111 can go deep into the sliding groove and realize sliding connection, at the moment, the upper plate 111 can move along the height direction of the foundation pit 2, and the transverse plate 5 is arranged on the upper plate 111, so that the position of the transverse plate 5 can be adjusted by adjusting the upper plate 111, and the transverse plate 5 is laid on the ground.
In this embodiment, the wall plate 1 is matched with each pile hole 3 along the length direction of the foundation pit 2; wherein, because the length direction of foundation ditch 2 will excavate a plurality of stake holes 3, as shown in fig. 1, consequently, can all match a wallboard 1 in every stake hole 3 department and protect.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A temporary combined retaining wall for a fender post foundation pit is characterized by comprising a wall plate (1) which is arranged in a U shape;
the wall plate (1) comprises a bottom plate (12) and two side plates (11), the two side plates (11) are used for abutting against two sides of the foundation pit (2), the upper ends of the side plates (11) exceed the side wall of the foundation pit (2), and the bottom plate (12) is laid at the bottom of the foundation pit (2); the middle part of the bottom plate (12) is provided with a through hole (121), and the size of the through hole (121) is matched with that of the pile hole (3).
2. The fender of claim 1, wherein the wall plate (1) further comprises a ring plate (13), the through hole (121) is formed in the ring plate (13), the bottom plate (12) is provided with a sinking hole (123) in the middle, the outer side of the ring plate (13) is in a step shape which is matched with the sinking hole (123), and the ring plate (13) is buckled with the sinking hole (123).
3. A fender pile foundation pit temporary combination wall according to claim 2, wherein the outer side of the ring plate (13) is connected with the bottom plate (12) through a first bolt (4) in the circumferential direction, and the first bolt (4) penetrates through the ring plate (13), the bottom plate (12) and the bottom of the foundation pit (2) in sequence.
4. A fender post foundation pit temporary combination wall according to claim 2, wherein the side wall of the through hole (121) extends into the pile hole (3) with a ring block (122), and the ring block (122) is pressed against the side wall of the pile hole (3).
5. A fender post foundation pit temporary combination wall according to claim 1, characterized in that the part of the side plate (11) beyond the side wall of the foundation pit (2) is provided with a transverse plate (5), the transverse plate (5) is positioned at the side of the side plate (11) far away from the foundation pit (2), and the transverse plate (5) is laid on the ground.
6. A fender according to claim 5, wherein the lower side of the transverse plate (5) is provided with a plurality of grooves (51), the grooves (51) are arranged along the length direction of the transverse plate (5), and the grooves (51) are internally provided with absorbent cotton (52).
7. A fender pile foundation pit temporary combination wall according to claim 5, wherein the transverse plate (5) is connected with the ground through a second bolt (6).
8. A fender pile foundation pit temporary combination wall according to claim 5, wherein the transverse plate (5) and the side plate (11) are welded.
9. A fender post foundation pit temporary combination wall according to claim 5, characterized in that the side plates (11) are telescopic plates, the side plates (11) comprise an upper plate (111) capable of moving along the height direction of the foundation pit (2), and the transverse plate (5) is arranged on the upper plate (111).
10. A fender post foundation pit temporary combination wall according to claim 1, wherein each of the pile holes (3) is matched with the wall plate (1) along the length direction of the foundation pit (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220889539.7U CN217174842U (en) | 2022-04-18 | 2022-04-18 | Guard post foundation pit temporary combination retaining wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220889539.7U CN217174842U (en) | 2022-04-18 | 2022-04-18 | Guard post foundation pit temporary combination retaining wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217174842U true CN217174842U (en) | 2022-08-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220889539.7U Active CN217174842U (en) | 2022-04-18 | 2022-04-18 | Guard post foundation pit temporary combination retaining wall |
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| Country | Link |
|---|---|
| CN (1) | CN217174842U (en) |
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- 2022-04-18 CN CN202220889539.7U patent/CN217174842U/en active Active
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