CN216948336U - Foundation pit supporting structure of subway tunnel - Google Patents
Foundation pit supporting structure of subway tunnel Download PDFInfo
- Publication number
- CN216948336U CN216948336U CN202220718785.6U CN202220718785U CN216948336U CN 216948336 U CN216948336 U CN 216948336U CN 202220718785 U CN202220718785 U CN 202220718785U CN 216948336 U CN216948336 U CN 216948336U
- Authority
- CN
- China
- Prior art keywords
- block
- foundation pit
- wall
- straight gear
- spring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 238000001125 extrusion Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
Landscapes
- Piles And Underground Anchors (AREA)
Abstract
The utility model discloses a foundation pit supporting structure of a subway tunnel, and relates to the technical field of foundation pit supporting structures. According to the utility model, the adjusting mechanism is arranged, the two connecting blocks are pulled to move oppositely, so that the straight gear sleeve is driven to move towards one end through the sliding block respectively, the first spring is extruded, the straight gear is not limited any more, then the supporting pile is rotated to drive the rotating shaft to rotate through the connecting seat, the supporting pile is adjusted to a specified angle, the connecting blocks are loosened, the first spring pushes the two sliding blocks to drive the straight gear sleeve to reset respectively, the straight gear sleeve is moved to the outer wall of the straight gear, the straight gear is limited, and the supporting pile is fixed at a specified position, so that the function of adjusting the angle of the supporting pile is realized, and the inclined supporting plate can be supported.
Description
Technical Field
The utility model relates to the technical field of foundation pit supporting structures, in particular to a foundation pit supporting structure of a subway tunnel.
Background
Under the background that the scale of urban development is continuously increased, more and more cities begin to build subways, along with the increase of buildings, the depth of a foundation pit is also larger and larger, in foundation pit engineering, the excavation of a foundation pit soil body can cause the change of a stress field, so that the deformation of the surrounding soil body is caused, the influences on the surrounding buildings, pipelines and the like are generated, and in order to reduce the influences on the surrounding environment of the foundation pit caused by foundation pit construction, a foundation pit supporting structure is usually built.
According to bulletin number "CN 213038386U" for "a foundation ditch supporting structure for protecting subway tunnel structure" including foundation ditch, bottom plate and backplate, the inserted bar is installed at four ends of bottom plate, and the bottom plate passes through inserted bar fixed connection foundation ditch, be equipped with the bolt hole in the middle of bottom plate and the backplate respectively, and bolt hole connection fixing bolt, fixing bolt connects the connecting plate, and is equipped with a plurality of fixing bolt on the connecting plate, two connecting plates are connected through the down tube, bottom plate one side is equipped with a plurality of inserted blocks, the backplate bottom is equipped with a plurality of slots, and the slot connection inserted block, backplate one side is equipped with the draw-in groove, the backplate opposite side is equipped with the fixture block, backplate top joint support board, and backup pad intermediate junction supporting shoe, be equipped with the pivot on the supporting shoe, and pivot connection regulating plate. This a foundation ditch supporting construction for protecting subway tunnel structure has double-deck effect of strutting for the fastness and the stability of device improve.
Although can realize carrying out the function that supports to the foundation ditch in the above-mentioned patent, the stake formula structure as an organic whole that supports in the above-mentioned patent, because the foundation ditch is not complete smooth face, when the backup pad was installed in the slope, the stake of supporting can't carry out angle modulation according to the demand to the effect that can't realize supporting the backup pad.
SUMMERY OF THE UTILITY MODEL
The utility model aims to: in order to solve the problem that the angle adjustment can not be carried out on the support pile, a foundation pit supporting structure of the subway tunnel is provided.
In order to achieve the purpose, the utility model provides the following technical scheme: a foundation pit supporting structure of a subway tunnel comprises a foundation pit body and a supporting plate arranged on the outer wall of the foundation pit body, wherein a supporting pile is arranged on the outer wall of one side of the supporting plate, a connecting seat is fixedly connected to the outer wall of the supporting pile, a vertical pile is arranged on one side, located on the connecting seat, of the top end of the foundation pit body, and adjusting mechanisms are arranged on the inner wall of the connecting seat and the outer walls of the two sides of the vertical pile and used for adjusting the angle of the supporting pile;
the adjusting mechanism comprises a sliding block, a connecting block, a first spring, a rotating shaft, a straight gear sleeve and a straight gear, the rotating shaft is fixedly connected to the inner wall of the connecting seat, one end of the rotating shaft penetrates through the inner side of the vertical pile and is rotatably connected with the vertical pile, one end of the rotating shaft is fixedly connected with the straight gear, the sliding block is slidably connected to the top end of the vertical pile, the straight gear sleeve is fixedly connected to one end of the sliding block, is located on the outer wall of the straight gear and is meshed with the straight gear, the first spring is fixedly connected to one end of the sliding block, and the connecting block is fixedly connected to the top end of the sliding block;
the connecting block is provided with two, two the outer wall of connecting block is provided with locking mechanism for with two the connecting block carries out locking and unblock.
As a still further scheme of the utility model: the locking mechanism comprises a trapezoidal block, a second spring and a spherical rod, the trapezoidal block is fixedly connected to one side outer wall of the connecting block, the spherical rod is connected to the other side of the connecting block in a sliding mode, one end of the spherical rod penetrates through the other side of the connecting block, the second spring is fixedly connected to the outer wall of the spherical rod, and the other end of the second spring is fixedly connected to the connecting block.
As a still further scheme of the utility model: the inner side of the connecting seat is provided with a first rotating groove matched with the vertical pile, the inner walls of the two sides of the vertical pile are provided with a second rotating groove matched with the rotating shaft, the rotating shaft is provided with two rotating grooves, and the connecting seat is rotationally connected with the vertical pile through the two rotating shafts.
As a still further scheme of the utility model: the slider is provided with two, two the equal fixedly connected with stopper in bottom of slider, the top of stake seted up with two stopper assorted spout.
As a still further scheme of the utility model: the two ends of the first spring are fixedly connected with the sliding block respectively, and the two connecting blocks are fixedly connected to the top end of the sliding block respectively.
As a still further scheme of the utility model: the outer wall fixedly connected with connecting rod of one side of straight gear cover, straight gear cover through one side outer wall connecting rod with slider fixed connection, the inboard of straight gear cover be provided with straight-gear engaged with latch mutually.
As a still further scheme of the utility model: the inner side of the other connecting block is provided with a through hole matched with the trapezoidal block, and the top end of the trapezoidal block is provided with a fixing hole matched with the spherical rod.
Compared with the prior art, the utility model has the beneficial effects that:
1. through setting up the adjustment mechanism, stimulate two connecting blocks and move towards each other, thereby drive a straight gear sleeve to move to one end through a slider respectively, extrude the first spring, make the straight-gear no longer spacing, then rotate the support pile and drive the spindle to rotate through the connecting seat, adjust the support pile to the specified angle, loosen the connecting block, make the first spring promote two sliders to drive a straight gear sleeve to reset respectively, make the straight gear sleeve move to the straight-gear outer wall, limit the straight gear, fix the support pile in the specified position with this, with this function of carrying out angle modulation to the support pile is realized, thereby can support the backup pad of slope;
2. through setting up locking mechanism, drive trapezoidal piece and ball-shaped pole in the time of two connecting blocks of staff pulling move in opposite directions, make the trapezoidal piece move to one end and insert in the inboard through-hole of another connecting block with the contact of ball-shaped pole bottom, promote ball-shaped pole pulling second spring one end rebound, when two connecting blocks move the assigned position, the second spring drives the ball-shaped pole and resets, make it insert in the fixed orifices, fix trapezoidal piece and another connecting block, thereby fix two connecting blocks, carry out the function that two connecting blocks unblock with above-mentioned step reversal operation, the cooperation through above a plurality of parts has realized that two connecting blocks carry out the function that locking and unblock, with this angle that makes things convenient for the staff to adjust the support stake.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the utility model at A;
FIG. 3 is a cross-sectional view of a connector block of the present invention;
fig. 4 is an enlarged view of the present invention at B.
In the figure: 1. a foundation pit body; 2. a support plate; 3. erecting a pile; 4. supporting piles; 5. a connecting seat; 6. an adjustment mechanism; 601. a slider; 602. connecting blocks; 603. a first spring; 604. a rotating shaft; 605. a straight gear sleeve; 606. a spur gear; 7. a locking mechanism; 701. a trapezoidal block; 702. a second spring; 703. a spherical rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, in the embodiment of the utility model, a foundation pit supporting structure of a subway tunnel comprises a foundation pit body 1 and a supporting plate 2 installed on the outer wall of the foundation pit body 1, wherein a supporting pile 4 is installed on the outer wall of one side of the supporting plate 2, a connecting seat 5 is fixedly connected to the outer wall of the supporting pile 4, a vertical pile 3 is installed on one side, located on the connecting seat 5, of the top end of the foundation pit body 1, and adjusting mechanisms 6 are arranged on the inner wall of the connecting seat 5 and the outer walls of two sides of the vertical pile 3 and used for adjusting the angle of the supporting pile 4;
the adjusting mechanism 6 comprises a sliding block 601, a connecting block 602, a first spring 603, a rotating shaft 604, a spur gear sleeve 605 and a spur gear 606, the rotating shaft 604 is fixedly connected to the inner wall of the connecting seat 5, one end of the rotating shaft 604 penetrates through the inner side of the vertical pile 3 and is rotatably connected with the vertical pile 3, one end of the rotating shaft 604 is fixedly connected with the spur gear 606, the sliding block 601 is slidably connected to the top end of the vertical pile 3, the spur gear sleeve 605 is fixedly connected to one end of the sliding block 601, is located on the outer wall of the spur gear 606 and is meshed with the spur gear 606, the first spring 603 is fixedly connected to one end of the sliding block 601, and the connecting block 602 is fixedly connected to the top end of the sliding block 601;
the number of the connecting blocks 602 is two, and the outer walls of the two connecting blocks 602 are provided with locking mechanisms 7 for locking and unlocking the two connecting blocks 602.
In this embodiment: firstly, after the support plate 2 is installed on the inclined surface of the foundation pit body 1, firstly pulling the two connecting blocks 602 to move in opposite directions, thereby respectively driving one sliding block 601 to move towards one end, enabling the two sliding blocks 601 to move in opposite directions to extrude the first spring 603, when the sliding block 601 moves towards one end, simultaneously driving the spur gear sleeve 605 to move towards one end through the connecting rod, enabling the spur gear 606 not to be limited any more, then rotating the support pile 4 to drive the rotating shaft 604 to rotate through the connecting seat 5, adjusting the support pile 4 to a specified angle, because the spur gear sleeve 605 is meshed with the spur gear 606, when the rotating shaft 604 drives the spur gear 606 to rotate to a specified position, the spur gear 606 is always meshed with the spur gear sleeve 605, then loosening the connecting blocks 602, enabling the first spring 603 not to be subjected to external extrusion force to push the two sliding blocks 601 to respectively drive one spur gear sleeve 605 to reset, enabling the spur gear sleeve 605 to move to the outer wall of the spur gear 606, the straight gear 606 is limited to fix the support pile 4 at a predetermined position, thereby realizing the function of adjusting the support pile 4 and supporting the inclined support plate 2.
Please refer to fig. 2-4, the locking mechanism 7 includes a trapezoid block 701, a second spring 702 and a ball rod 703, the trapezoid block 701 is fixedly connected to an outer wall of one side of one connecting block 602, the ball rod 703 is slidably connected to a top end of the other connecting block 602, and one end of the ball rod 703 penetrates through an inner wall of the other connecting block 602, the second spring 702 is fixedly connected to an outer wall of the ball rod 703, and one end of the second spring is fixedly connected to the other connecting block 602.
In this embodiment: when a worker pulls the two connecting blocks 602 to move towards each other and drives the trapezoidal block 701 and the spherical rod 703 to move towards each other, when the trapezoidal block 701 moves towards one end and is inserted into a through hole on the inner side of the other connecting block 602 to be contacted with the bottom end of the spherical rod 703, the spherical rod 703 is pushed to pull one end of the second spring 702 to move upwards, when the two connecting blocks 602 move to a specified position, the fixing hole formed in the top end of the trapezoidal block 701 is positioned below the spherical rod 703, so that the second spring 702 is not subjected to external extrusion force to drive the spherical rod 703 to reset, one end of the spherical rod 703 is inserted into the fixing hole to fix the trapezoidal block 701 and the other connecting block 602, thereby fixing the two connecting blocks 602, then the worker can conveniently adjust the angle of the supporting pile 4 according to the inclined angle of the supporting plate 2, and when the supporting pile 4 is adjusted to a specified angle, the spherical rod 703 is pulled to move upwards, pull out ball-shaped pole 703 from trapezoidal piece 701 top fixed orifices, make two connecting blocks 602 no longer fixed to make first spring 603 no longer receive two sliders 601 of external extrusion force promotion and reset, realized two connecting blocks 602 through the cooperation of above a plurality of parts and carried out the function of locking and unblock, with this angle that makes things convenient for the staff to adjust support stake 4.
Please refer to fig. 1-3, the inner side of the connecting seat 5 is provided with a first rotating slot matching with the upright pile 3, the inner walls of the two sides of the upright pile 3 are provided with a second rotating slot matching with the rotating shaft 604, the rotating shafts 604 are provided with two, and the connecting seat 5 is rotatably connected with the upright pile 3 through the two rotating shafts 604.
In this embodiment: it rotates to be convenient for rotate support stake 4 and drive pivot 604 through connecting seat 5, will support stake 4 and adjust appointed angle, conveniently support stake 4 through the first rotation groove of 5 inboard setups of connecting seat and rotate, rotate through the convenient pivot 604 of second rotation groove.
Please refer to fig. 2-4, two slide blocks 601 are provided, the bottom ends of the two slide blocks 601 are fixedly connected with a limiting block, the top end of the stud 3 is provided with a sliding slot matched with the two limiting blocks, two ends of the first spring 603 are respectively and fixedly connected with one slide block 601, two connecting blocks 602 are respectively and fixedly connected with the top end of one slide block 601, the outer wall of one side of the spur gear sleeve 605 is fixedly connected with a connecting rod, the spur gear sleeve 605 is fixedly connected with the slide blocks 601 through the connecting rod of the outer wall of one side, and the inner side of the spur gear sleeve 605 is provided with a latch engaged with the spur gear 606.
In this embodiment: be convenient for stimulate two connecting blocks 602 and remove in opposite directions to drive a slider 601 respectively and remove to one end, make two sliders 601 remove in opposite directions and extrude first spring 603, drive spur gear cover 605 and remove to one end through the connecting rod when slider 601 removes to one end, make spur gear 606 no longer spacing, through slider 601 bottom fixed connection's stopper, avoid slider 601 to take place the skew at the in-process that removes.
Please refer to fig. 2 and 4, a through hole matching with the trapezoid block 701 is formed on the inner side of the other connecting block 602, and a fixing hole matching with the spherical rod 703 is formed at the top end of the trapezoid block 701.
In this embodiment: it moves in opposite directions with ball-bar 703 to drive trapezoidal piece 701 when being convenient for pull two connecting block 602 and move in opposite directions, make trapezoidal piece 701 move to one end and insert in the inboard through-hole of another connecting block 602 with the contact of ball-bar 703 bottom, promote ball-bar 703 pulling second spring 702 one end rebound, when two connecting blocks 602 move the assigned position, the fixed orifices that trapezoidal piece 701 top was opened is located the below of ball-bar 703, make second spring 702 no longer receive external extrusion force and drive ball-bar 703 and reset, make ball-bar 703 one end insert in the fixed orifices, fix trapezoidal piece 701 and another connecting block 602.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.
Claims (7)
1. A foundation pit supporting structure of a subway tunnel comprises a foundation pit body (1) and a supporting plate (2), wherein a supporting pile (4) is installed on the outer wall of one side of the supporting plate (2), the outer wall of the supporting pile (4) is connected with a connecting seat (5), and a vertical pile (3) is installed at the top end of the foundation pit body (1), and is characterized in that adjusting mechanisms (6) are arranged on the inner wall of the connecting seat (5) and the outer walls of the two sides of the vertical pile (3);
the adjusting mechanism (6) comprises a sliding block (601), a connecting block (602), a first spring (603), a rotating shaft (604), a straight gear sleeve (605) and a straight gear (606), the rotating shaft (604) is connected to the inner wall of the connecting block (5), the straight gear (606) is connected to one end of the rotating shaft (604), the sliding block (601) is connected to the top end of the vertical pile (3), the straight gear sleeve (605) is connected to one end of the sliding block (601), the first spring (603) is connected to one end of the sliding block (601), and the connecting block (602) is connected to the top end of the sliding block (601);
the connecting block (602) is provided with two, two the outer wall of connecting block (602) is provided with locking mechanism (7), is used for with two connecting block (602) carry out locking and unblock.
2. The underground pit supporting structure of claim 1, wherein the locking mechanism (7) comprises a trapezoidal block (701), a second spring (702) and a spherical rod (703), the trapezoidal block (701) is connected to the outer wall of one side of the connecting block (602), the spherical rod (703) is connected to the top end of the other connecting block (602), and the second spring (702) is connected to the outer wall of the spherical rod (703).
3. The foundation pit supporting structure of a subway tunnel according to claim 1, wherein a first rotating groove is formed on the inner side of said connecting base (5), a second rotating groove is formed on the inner wall of each of two sides of said stud (3), and two rotating shafts (604) are provided.
4. The foundation pit supporting structure of the subway tunnel according to claim 1, wherein there are two sliding blocks (601), the bottom ends of the two sliding blocks (601) are both connected with a limiting block, and the top end of the vertical pile (3) is provided with a sliding groove.
5. The foundation pit supporting structure of a subway tunnel according to claim 4, wherein both ends of said first spring (603) are respectively connected with one said slide block (601), and two said connecting blocks (602) are respectively connected with the top end of one said slide block (601).
6. The foundation pit supporting structure of a subway tunnel according to claim 1, wherein a connecting rod is connected to an outer wall of one side of said spur gear sleeve (605), and a latch is arranged on an inner side of said spur gear sleeve (605).
7. The foundation pit supporting structure of a subway tunnel according to claim 2, wherein a through hole is opened on the inner side of said another connecting block (602), and a fixing hole is opened on the top end of said trapezoidal block (701).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220718785.6U CN216948336U (en) | 2022-03-30 | 2022-03-30 | Foundation pit supporting structure of subway tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220718785.6U CN216948336U (en) | 2022-03-30 | 2022-03-30 | Foundation pit supporting structure of subway tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216948336U true CN216948336U (en) | 2022-07-12 |
Family
ID=82299491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220718785.6U Expired - Fee Related CN216948336U (en) | 2022-03-30 | 2022-03-30 | Foundation pit supporting structure of subway tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216948336U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115318883A (en) * | 2022-10-13 | 2022-11-11 | 四川华体照明科技股份有限公司 | Straightening equipment |
-
2022
- 2022-03-30 CN CN202220718785.6U patent/CN216948336U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115318883A (en) * | 2022-10-13 | 2022-11-11 | 四川华体照明科技股份有限公司 | Straightening equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216948336U (en) | Foundation pit supporting structure of subway tunnel | |
| CN110747851A (en) | Earth anchor for electric power construction | |
| CN110904982A (en) | Reverse locking reusable slope strengthening device | |
| CN111764449B (en) | House engineering reinforcing and supporting device | |
| CN219653731U (en) | Deep foundation pit pressure-bearing water layer pile anchor supporting structure | |
| CN217053378U (en) | Foundation pit supporting structure for road construction | |
| CN111519629A (en) | Support beam frame structure for geotechnical engineering deep foundation pit and use method | |
| CN116591183A (en) | Deep foundation pit diagonal bracing supporting structure with anti-floating function | |
| CN215801670U (en) | High-strength inclined support pile structure for foundation pit design | |
| CN214247358U (en) | Strutting arrangement for subway construction | |
| CN110761284B (en) | Slope anchor for building municipal works | |
| CN220451790U (en) | Rotary drilling rod of rotary drilling rig | |
| CN111236228A (en) | Earth anchor for electric power construction | |
| CN220580636U (en) | Foundation pit steel structure sidewalk | |
| CN220953443U (en) | Collapse-preventing supporting structure | |
| CN212837583U (en) | Pile digging device for concrete pipe piles in constructional engineering | |
| CN216339603U (en) | Foundation ditch slope prevents stock that collapses for construction | |
| CN216340968U (en) | Concrete placement protector for civil engineering convenient to dismouting | |
| CN221001088U (en) | Concrete prefabricated form structure | |
| CN217298889U (en) | Stable installation pile foundation structure for building construction | |
| CN220686082U (en) | Be arranged in hard rock stratum upper wall down stake formula deep basal pit building envelope | |
| CN219673693U (en) | Outdoor static detection recorder based on construction cost consultation | |
| CN212156035U (en) | Push bench for hydraulic engineering | |
| CN220705184U (en) | Building engineering template fixing device | |
| CN220868191U (en) | Anchor pile supporting mechanism for deep foundation pit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220712 |