CN212582702U - Lifting type deep foundation pit supporting device - Google Patents
Lifting type deep foundation pit supporting device Download PDFInfo
- Publication number
- CN212582702U CN212582702U CN202021194939.3U CN202021194939U CN212582702U CN 212582702 U CN212582702 U CN 212582702U CN 202021194939 U CN202021194939 U CN 202021194939U CN 212582702 U CN212582702 U CN 212582702U
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- CN
- China
- Prior art keywords
- protective structure
- protection structure
- foundation pit
- slope
- supporting device
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- Expired - Fee Related
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- 230000001681 protective effect Effects 0.000 claims abstract description 73
- 239000002689 soil Substances 0.000 claims abstract description 20
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 230000003028 elevating effect Effects 0.000 claims description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 4
- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 238000009412 basement excavation Methods 0.000 description 4
- 241000209128 Bambusa Species 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
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- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
The utility model discloses an over-and-under type deep basal pit supporting device, including being located the slope of putting in the soil layer outside, it is the echelonment to put the slope, it is equipped with first protective structure, second protective structure and third protective structure to put the slope outside, and the cross section of first protective structure and third protective structure is L type structure, and second protective structure's cross section is z type structure, one side that first protective structure is close to second protective structure and one side that second protective structure is close to third protective structure all set up evenly distributed's spacing groove. The utility model discloses can fix first protective structure and third protective structure respectively in the top and the bottom of putting the slope, laminate second protective structure and the intermediate position of putting the slope to make second protective structure's both ends link up with the one end of first protective structure and third protective structure respectively, go into the spacing inslot of different positions with the spacing bolt spiral shell according to the degree of depth of foundation ditch, the convenience is according to the degree of depth regulation lift of foundation ditch, and it is nimble convenient to use.
Description
Technical Field
The utility model relates to a construction technical field especially relates to an over-and-under type deep basal pit supporting device.
Background
The deep foundation pit is an engineering with the excavation depth exceeding 5 meters or the excavation depth not exceeding 5 meters, but the geological conditions, the surrounding environment and underground pipelines are very complicated, the foundation pit support is a supporting, reinforcing and protecting measure adopted for the side wall of the foundation pit and the surrounding environment in order to ensure the safety of the underground structure construction and the surrounding environment of the foundation pit, the traditional deep foundation pit is generally constructed in a mode of slope excavation, and when the slope excavation width of partial sections is insufficient, a simple supporting device is adopted to reinforce the sections with larger slopes.
Through the retrieval, chinese patent publication is CN 209923937U's patent, discloses a deep basal pit supporting device, including being located the soil layer outside put the slope, put the slope and be the echelonment, and put the slope outside and be equipped with first protective structure and second protective structure, first protective structure is located puts the slope upper end, and first protective structure is L shape, first protective structure comprises strengthening rib, soil nail anchor and wire net, the strengthening rib alternately sets up in the soil layer outside. The deep foundation pit supporting device in the patent has the following defects: the utility model is not flexible and convenient enough, and can not be adjusted according to the depth change of the deep foundation pit.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a lifting type deep foundation pit supporting device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an over-and-under type deep basal pit supporting device, is including being located the slope of putting in the soil layer outside, it is the echelonment to put the slope, it is equipped with first protective structure, second protective structure and third protective structure to put the slope outside, and the cross section of first protective structure and third protective structure is L type structure, and the cross section of second protective structure is z type structure, one side that first protective structure is close to second protective structure and one side that second protective structure is close to third protective structure all set up evenly distributed's spacing groove, and the equal threaded connection in one side that second protective structure is close to first protective structure and one side that third protective structure is close to second protective structure has spacing bolt, the intermediate position at third protective structure top is pegged graft and is had the fixed plate, gapfill between fixed plate and the second protective structure has the backfill layer.
As a further aspect of the present invention: one side at third protection structure top is pegged graft and is had the supporting seat, and the supporting seat keeps away from one side cross section of fixed plate and be the triangle-shaped structure.
As a further aspect of the present invention: one side of the first protection structure is provided with uniformly distributed pull rods, and one end, away from the first protection structure, of each pull rod is provided with a soil nail anchor.
As a further aspect of the present invention: one side at first protective structure top is pegged graft and is had the anchor stake, and the perforation has been seted up to one side of soil nail anchor, and the one end that the anchor stake extends to the interior of putting the slope runs through the perforation.
As a further aspect of the present invention: the first protective structure top is equipped with the mounting panel, and one side of mounting panel and one side of fixed plate all are equipped with the connecting plate.
As a further aspect of the present invention: two the one end of connecting plate all is equipped with the bracing piece, and the other end of two bracing pieces all is equipped with electric telescopic handle, and two electric telescopic handle's the other end is equipped with same fixed block.
As a further aspect of the present invention: the circumference department of fixed block both sides all is equipped with a spacing section of thick bamboo, and two bracing pieces are located the inside of two spacing sections of thick bamboos respectively.
As a further aspect of the present invention: and reinforcing rods which are uniformly distributed are arranged on one side of the third protection structure opposite to the fixing plate.
The utility model has the advantages that:
1. through the arrangement of the first protection structure, the second protection structure, the third protection structure, the limiting groove and the limiting bolt, the first protection structure and the third protection structure can be fixed at the top and the bottom of the slope respectively, the second protection structure is attached to the middle position of the slope, two ends of the second protection structure are respectively connected with one ends of the first protection structure and one end of the third protection structure, the limiting bolt is screwed into the limiting groove at different positions according to the depth of the foundation pit, the lifting is conveniently adjusted according to the depth of the foundation pit, and the use is flexible and convenient;
2. the first protective structure is limited and fixed by the pull rod, the soil nail anchor and the anchor pile, and meanwhile the soil nail anchor is further limited and fixed by the anchor pile, so that the supporting strength of the first protective structure is ensured;
3. through setting up electric telescopic handle, bracing piece, with two connecting plates respectively with mounting panel and fixed plate installation fixed, the accessible electric telescopic handle promotes between mounting panel and the fixed plate during the use, guarantees first protective structure and puts the slope and closely laminate.
Drawings
Fig. 1 is a schematic structural diagram of an elevating deep foundation pit supporting device provided in embodiment 1;
fig. 2 is a schematic structural view of a support rod and a limiting cylinder of the lifting type deep foundation pit supporting device provided in embodiment 1;
fig. 3 is a sectional view of a first protective structure and a reinforcing rod side structure of the lifting type deep foundation pit supporting device provided in embodiment 2.
In the figure: 1 first protective structure, 2 anchor piles, 3 pull rods, 4 mounting plates, 5 supporting rods, 6 limiting cylinders, 7 electric telescopic rods, 8 fixing blocks, 9 second protective structures, 10 fixing plates, 11 connecting plates, 12 supporting seats, 13 third protective structures, 14 soil nail anchors, 15 backfill layers and 16 reinforcing rods.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Example 1
Referring to fig. 1-2, a lifting deep foundation pit supporting device comprises a slope arranged outside a soil layer, the slope is in a step shape, a first protection structure 1, a second protection structure 9 and a third protection structure 13 are arranged outside the slope, the cross sections of the first protection structure 1 and the third protection structure 13 are both in an L-shaped structure, the cross section of the second protection structure 9 is in a z-shaped structure, one side of the first protection structure 1 close to the second protection structure 9 and one side of the second protection structure 9 close to the third protection structure 13 are both provided with uniformly distributed limiting grooves, one side of the second protection structure 9 close to the first protection structure 1 and one side of the third protection structure 13 close to the second protection structure 9 are both in threaded connection with limiting bolts, a fixing plate 10 is inserted in the middle position of the top of the third protection structure 13, and a backfill layer 15 is filled in a gap between the fixing plate 10 and the second protection structure 9, can fix first protective structure 1 and third protective structure 13 respectively in the top and the bottom of putting the slope, laminate second protective structure 9 with the intermediate position of putting the slope to make the both ends of second protective structure 9 link up with the one end of first protective structure 1 and third protective structure 13 respectively, go into the spacing inslot of different positions with the spacing bolt spiral shell according to the degree of depth of foundation ditch, conveniently adjust according to the degree of depth of foundation ditch and go up and down, it is nimble convenient to use.
Wherein, one side at third protection structure 13 top is pegged graft and is had supporting seat 12, and supporting seat 12 keeps away from one side cross section of fixed plate 10 and be the triangle-shaped structure, and supporting seat 12 supports fixed plate 10 during the use, increases the use intensity of device.
Wherein, one side of first protective structure 1 is connected with evenly distributed's pull rod 3 through fastening bolt, and the one end that first protective structure 1 was kept away from to pull rod 3 is connected with soil nail anchor 14 through fastening bolt.
Wherein, one side at 1 top of first protective structure is pegged graft and is had anchor pile 2, and one side of soil nail anchor 14 has seted up the perforation, and anchor pile 2 extends to the one end of putting the slope inside and runs through the perforation, and pull rod 3 and soil nail anchor 14 carry out spacing fixed to first protective structure 1, and anchor pile 2 guarantees first protective structure 1's supporting intensity to soil nail anchor 4 further spacing fixed simultaneously.
Wherein, the top of the first protective structure 1 is connected with a mounting plate 4 through a fastening bolt, and one side of the mounting plate 4 and one side of the fixing plate 10 are both connected with a connecting plate 11 through a fastening bolt.
Wherein, the one end of two connecting plates 11 all is connected with bracing piece 5 through fastening bolt, and the other end of two bracing pieces 5 all is connected with electric telescopic handle 7 through fastening bolt, and the other end of two electric telescopic handle 7 is connected with same fixed block 8 through fastening bolt.
Wherein, the circumference department of 8 both sides of fixed block all is connected with spacing section of thick bamboo 6 through fastening bolt, and two bracing pieces 5 are located the inside of two spacing section of thick bamboos 6 respectively, with two connecting plates 11 respectively with mounting panel 4 and fixed plate 10 installation fixed, accessible electric telescopic handle 7 promotes between mounting panel 4 and the fixed plate 10 during the use, guarantees that first protective structure 1 closely laminates with putting the slope.
The working principle is as follows: the first protective structure 1 and the third protective structure 13 can be respectively fixed at the top and the bottom of the slope, the second protective structure 9 is attached to the middle position of the slope, two ends of the second protective structure 9 are respectively connected with one end of the first protective structure 1 and one end of the third protective structure 13, a limit bolt is screwed into limit grooves at different positions according to the depth of a foundation pit, the lifting is conveniently adjusted according to the depth of the foundation pit, the use is flexible and convenient, the support base 12 supports the fixing plate 10 during use, the use strength of the device is increased, the pull rod 3 and the soil nail anchor 14 limit and fix the first protective structure 1, meanwhile, the anchor pile 2 further limit and fix the soil nail anchor 4, the supporting strength of the first protective structure 1 is ensured, the two connecting plates 11 are respectively fixed with the mounting plate 4 and the fixing plate 10, and the mounting plate 4 and the fixing plate 10 can be pushed by the electric telescopic rod 7 during use, ensure that the first protective structure 1 is tightly attached to the slope.
Example 2
Referring to fig. 3, in the present embodiment, compared to embodiment 1, the opposite side of the third protection structure 13 and the fixing plate 10 is connected with reinforcing rods 16 uniformly distributed through fastening bolts.
The working principle is as follows: the reinforcing rod 16 can limit the backfill layer 15 to prevent loss.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (8)
1. A lifting type deep foundation pit supporting device comprises a slope arranged on the outer side of a soil layer, wherein the slope is in a step shape, and is characterized in that a first protection structure (1), a second protection structure (9) and a third protection structure (13) are arranged on the outer side of the slope, the cross sections of the first protection structure (1) and the third protection structure (13) are both L-shaped structures, the cross section of the second protection structure (9) is a z-shaped structure, limit grooves which are uniformly distributed are respectively formed in one side, close to the second protection structure (9), of the first protection structure (1) and one side, close to the third protection structure (13), of the second protection structure (9) and one side, close to the second protection structure (9), of the third protection structure (13) are respectively in threaded connection with limit bolts, a fixing plate (10) is inserted in the middle position of the top of the third protection structure (13), and a gap between the fixing plate (10) and the second protective structure (9) is filled with a backfill layer (15).
2. The lifting type deep foundation pit supporting device as claimed in claim 1, wherein a supporting seat (12) is inserted into one side of the top of the third supporting structure (13), and the cross section of one side of the supporting seat (12) far away from the fixing plate (10) is of a triangular structure.
3. The lifting type deep foundation pit supporting device as claimed in claim 2, wherein one side of the first protective structure (1) is provided with evenly distributed pull rods (3), and one end of each pull rod (3) far away from the first protective structure (1) is provided with a soil nail anchor (14).
4. The lifting type deep foundation pit supporting device as claimed in claim 3, wherein an anchor pile (2) is inserted into one side of the top of the first protective structure (1), a through hole is formed in one side of the soil nailing anchor (14), and one end, extending to the interior of the slope, of the anchor pile (2) penetrates through the through hole.
5. The lifting type deep foundation pit supporting device as claimed in claim 4, wherein a mounting plate (4) is arranged on the top of the first protective structure (1), and a connecting plate (11) is arranged on one side of the mounting plate (4) and one side of the fixing plate (10).
6. The lifting type deep foundation pit supporting device as claimed in claim 5, wherein one end of each of the two connecting plates (11) is provided with a supporting rod (5), the other end of each of the two supporting rods (5) is provided with an electric telescopic rod (7), and the other end of each of the two electric telescopic rods (7) is provided with the same fixed block (8).
7. The lifting type deep foundation pit supporting device as claimed in claim 6, wherein the fixing block (8) is provided with a limiting cylinder (6) at the circumference of both sides, and the two support rods (5) are respectively positioned inside the two limiting cylinders (6).
8. An elevating deep foundation pit supporting device according to claim 7, wherein the third protecting structure (13) and the fixing plate (10) are provided with reinforcing rods (16) uniformly distributed on the opposite side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021194939.3U CN212582702U (en) | 2020-06-24 | 2020-06-24 | Lifting type deep foundation pit supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021194939.3U CN212582702U (en) | 2020-06-24 | 2020-06-24 | Lifting type deep foundation pit supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212582702U true CN212582702U (en) | 2021-02-23 |
Family
ID=74651451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021194939.3U Expired - Fee Related CN212582702U (en) | 2020-06-24 | 2020-06-24 | Lifting type deep foundation pit supporting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212582702U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431053A (en) * | 2021-07-28 | 2021-09-24 | 申仕荣 | Civil engineering is safety protection structure for excavation supporting |
-
2020
- 2020-06-24 CN CN202021194939.3U patent/CN212582702U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431053A (en) * | 2021-07-28 | 2021-09-24 | 申仕荣 | Civil engineering is safety protection structure for excavation supporting |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210223 |