CN216999810U - Be applied to vertical open caisson formula and bury structure monolithic integration and subtract heavy double-deck section of jurisdiction deeply - Google Patents
Be applied to vertical open caisson formula and bury structure monolithic integration and subtract heavy double-deck section of jurisdiction deeply Download PDFInfo
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- CN216999810U CN216999810U CN202220213073.9U CN202220213073U CN216999810U CN 216999810 U CN216999810 U CN 216999810U CN 202220213073 U CN202220213073 U CN 202220213073U CN 216999810 U CN216999810 U CN 216999810U
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- 230000010354 integration Effects 0.000 title description 2
- 238000005192 partition Methods 0.000 claims abstract description 20
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 3
- 238000007789 sealing Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 230000002787 reinforcement Effects 0.000 description 18
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 238000010276 construction Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000013473 artificial intelligence Methods 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007569 slipcasting Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
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Abstract
The utility model discloses a weight-reducing double-layer duct piece applied to integral connection of a vertical open caisson type deep-buried structure, which comprises an outer-layer duct piece and an inner-layer duct piece, wherein the outer-layer duct piece and the inner-layer duct piece are respectively connected through two transverse partition plates and two vertical partition plates in the transverse direction and the vertical direction, a sealed space is formed among the transverse partition plates, the vertical partition plates, the inner wall of the outer-layer duct piece and the outer wall of the inner-layer duct piece, and two longitudinally-arranged grouting holes are reserved in the diagonal positions of the inner-layer duct piece. The utility model has the advantages that: simple structure has not only alleviateed section of jurisdiction weight of lifting by crane and concrete volume, can seal the section of jurisdiction seam simultaneously again, reaches the effect of reinforcing section of jurisdiction connectivity.
Description
Technical Field
The utility model relates to the technical field of open caisson type underground parking garages, in particular to a weight-reducing double-layer duct piece applied to integral connection of a vertical open caisson type deep-buried structure.
Background
With the popularization of household automobiles, parking difficulty in cities with high population density becomes a great problem which puzzles citizens to go out, however, due to the shortage of urban areas, available space is limited, and it is difficult to develop enough ground space facilities on the basis of existing construction to effectively solve the problem of parking difficulty. The open caisson type underground parking garage can furthest reduce and utilize limited urban area ground space, develops towards deep underground space of the urban area, can effectively realize the optimal configuration of garage resources by means of a new artificial intelligence technology, and is bound to become one of main contents of future new capital construction of cities.
The open caisson type vertical shaft structure is formed by splicing prefabricated pipe pieces, so that the construction progress is accelerated, and the function of protecting walls in the vertical excavation and tunneling process can be achieved. Due to the special effect of the open caisson structure pipe piece, the open caisson structure pipe piece is particularly resistant to bending moment, and the thickness of the pipe piece is often required to be larger. To how to alleviate the section of jurisdiction weight of lifting by crane, reduce the concrete volume, can seal the section of jurisdiction seam simultaneously again, reach the effect that strengthens section of jurisdiction connectivity, need for a kind promptly to be applied to vertical open caisson formula and bury deeply that structure is whole to be connected subtract heavy double-deck section of jurisdiction, satisfy its engineering practicality demand.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a weight-reducing double-layer duct piece applied to the integral connection of a vertical open caisson type deep-buried structure, which consists of an outer-layer duct piece and an inner-layer duct piece, and grouting holes are arranged on the inner-layer duct piece, so that the lifting weight of the duct piece and the concrete consumption are effectively reduced.
The purpose of the utility model is realized by the following technical scheme:
the utility model provides a be applied to vertical open caisson formula and bury deeply that structure is integral connection subtract heavy double-deck section of jurisdiction, its characterized in that: the weight-reducing double-layer duct piece comprises an outer-layer duct piece and an inner-layer duct piece, the outer-layer duct piece is connected with the inner-layer duct piece in the transverse direction and the vertical direction through two transverse partition plates and two vertical partition plates, a sealing space is formed among the transverse partition plates, the vertical partition plates, the inner wall of the outer-layer duct piece and the outer wall of the inner-layer duct piece, and two longitudinally-arranged grouting holes are reserved in the diagonal positions of the inner-layer duct piece.
The outer section of jurisdiction with the side is equipped with convex body and recess respectively about the inlayer section of jurisdiction, between the outer section of jurisdiction with all through between the inlayer section of jurisdiction the convex body with the annular connection is carried out in the recess cooperation.
Outer section of jurisdiction with the inlayer section of jurisdiction sets up the perforating hole of vertical setting in its arc length direction respectively, between the outer section of jurisdiction with all insert through vertical through reinforcement between the inlayer section of jurisdiction carry out longitudinal connection in the perforating hole.
The outer-layer duct piece and the inner-layer duct piece are respectively provided with a plurality of vertically-arranged pin bolt holes along the arc length direction, and the outer-layer duct piece and the inner-layer duct piece are inserted into the pin bolt holes through pin bolt rods to be longitudinally connected.
The transverse partition plate and the vertical partition plate are spaced from the edge of the weight-reducing double-layer duct piece by a certain distance.
The utility model has the advantages that: simple structure has not only alleviateed section of jurisdiction weight of lifting by crane and concrete volume, can seal the section of jurisdiction seam simultaneously again, reaches the effect of reinforcing section of jurisdiction connectivity.
Drawings
FIG. 1 is a schematic structural view of a weight-reduced double-layer segment according to the present invention;
FIG. 2 is a cross-sectional view of a weight-reducing double layer segment of the present invention;
fig. 3 is a top view of a weight reducing double layer segment in accordance with the present invention;
FIG. 4 is a schematic view of longitudinal joint staggering of weight-reducing double-layer duct pieces according to the utility model;
FIG. 5 is a schematic view of longitudinal seamless splicing of weight-reducing double-layer duct pieces according to the present invention;
FIG. 6 is an assembled view of a weight reducing double layer segment according to the present invention;
fig. 7 is an installation view of a vertical reinforcement cage and a second circumferential reinforcement cage of the present invention.
Detailed Description
The features of the present invention and other related features are described in further detail below by way of example in conjunction with the following drawings to facilitate understanding by those skilled in the art:
as shown in fig. 1-7, the marks 1-13 in the figures are respectively represented as an outer-layer duct piece 1, an inner-layer duct piece 2, a transverse partition plate 3, a vertical partition plate 4, a grouting hole 5, a convex body 6, a groove 7, a through hole 8, a sealed space 9, a weight-reducing double-layer duct piece 10, a vertical mounting groove 11, a vertical reinforcement cage 12 and a second circumferential reinforcement cage 13.
Example (b): as shown in fig. 1-7, this embodiment relates to a be applied to vertical open caisson formula and bury structure monolithic connection deeply and subtract heavy double-deck section of jurisdiction, it mainly includes outer section of jurisdiction 1 and inlayer section of jurisdiction 2, connect through two curved cross slab 3 in the transverse direction between outer section of jurisdiction 1 and inlayer section of jurisdiction 2, two cross slab 3 set up from top to bottom relatively, connect through two perpendicular baffles 4 in the vertical direction between outer section of jurisdiction 1 and inlayer section of jurisdiction 2, two perpendicular baffles 4 set up about relatively, cross slab 3, erect baffle 4, form a confined space 9 between outer section of jurisdiction 1 inner wall and inlayer section of jurisdiction 2 outer wall, because the concrete placement needs, there may be the filling mould of materials such as annular pvc in this confined space 9. In this embodiment, the outer duct piece 1, the inner duct piece 2, the transverse partition plate 3, and the vertical partition plate 4 are integrally cast in one step, and the casting can be performed by using the existing casting method of hollow groove concrete. In addition, the cross slab 3 and perpendicular baffle 4 all with subtract heavy double-deck section of jurisdiction 10 marginal interval certain distance, the cross slab 3 at top, outer section of jurisdiction 1, can form the top open slot that subtracts heavy double-deck section of jurisdiction 10 between the inlayer section of jurisdiction 2, the cross slab 3 of bottom, outer section of jurisdiction 1, can form the bottom open slot that subtracts heavy double-deck section of jurisdiction 10 between the inlayer section of jurisdiction 2, the perpendicular baffle 4 of left part, outer section of jurisdiction 1, can form the left part open slot that subtracts heavy double-deck section of jurisdiction 10 between the inlayer section of jurisdiction 2, the perpendicular baffle 4 of right part, outer section of jurisdiction 1, can form the right part open slot that subtracts heavy double-deck section of jurisdiction 10 between the inlayer section of jurisdiction 2.
As shown in fig. 1-3, the left side and the right side of the outer-layer segment 1 and the inner-layer segment 2 are respectively provided with a convex body 6 and a groove 7, the outer-layer segment 1 and the inner-layer segment 2 are both matched through the convex body 6 and the groove 7 to be connected in an annular manner, and the weight-reduced double-layer segment 10 can be connected into a segment ring. As shown in fig. 6 and 7, when the weight-reduced double-layer tube pieces 10 are spliced into a tube piece ring, a vertical mounting groove 11 (composed of a right open groove of one weight-reduced double-layer tube piece 10 and a left open groove of the other weight-reduced double-layer tube piece 10) can be formed between the adjacent weight-reduced double-layer tube pieces 10, and the shape, size and depth of the vertical mounting groove 11 all meet the mounting requirements of the vertical reinforcement cage 12; the top and the bottom of the pipe piece ring are both provided with circumferential grooves, wherein the top circumferential grooves of the pipe piece ring are formed by top open grooves of all the weight-reducing double-layer pipe pieces 10 on the pipe piece ring, and the bottom circumferential grooves of the pipe piece ring are formed by bottom open grooves of all the weight-reducing double-layer pipe pieces 10 on the pipe piece ring.
As shown in fig. 1-3, a plurality of through holes 8 which are vertically arranged are respectively arranged on the outer-layer duct piece 1 and the inner-layer duct piece 2 along the arc length direction, and the outer-layer duct piece 1 and the inner-layer duct piece 2 are longitudinally connected by inserting longitudinal through steel bars into the through holes 8, so that duct piece rings can be longitudinally connected together; or the outer duct piece 1 and the inner duct piece 2 are respectively provided with a plurality of vertically arranged pin bolt holes along the arc length direction, the outer duct piece 1 and the inner duct piece 2 are longitudinally connected by inserting pin bolt rods into the pin bolt holes, and the duct piece rings can also be longitudinally connected together. When the section of jurisdiction ring carries out longitudinal connection, can form the hoop mounting groove (constitute by the bottom hoop groove of the top hoop groove of a section of jurisdiction ring and another section of jurisdiction ring) between adjacent section of jurisdiction ring, the shape, size, the degree of depth of this hoop mounting groove all satisfy the installation requirement of hoop steel reinforcement cage, and the bottom hoop groove of bottom layer section of jurisdiction ring constitutes the hoop mounting groove jointly with the top hoop groove of sword foot section of jurisdiction ring. As shown in fig. 4 and 5, the segment rings are longitudinally staggered or longitudinally not staggered.
As shown in fig. 1-2, two grouting holes 5 are reserved at diagonal positions of an inner-layer segment 2, after all segment rings are installed, concrete can be injected into the grouting holes 5, the concrete can fill the inner space of the segment rings, and after the concrete is solidified, all the segment rings can be connected into a whole; or in the section of jurisdiction area water sinking work progress, splice two outside the well head to three-layer section of jurisdiction ring to toward pouring concrete into in the injected hole 5, the inside space of section of jurisdiction ring can be filled up to the concrete, treat that the concrete condenses and reaches the basis strength after, can sink the section of jurisdiction, finish at the whole concatenation of shaft structure, the inside space draws water and accomplishes the back, can supplement the slip casting again in the inside spread groove of section of jurisdiction through injected hole 5.
In addition, as shown in fig. 1 to 7, the present embodiment further has the following construction method:
1. a weight-reduced double-layer duct piece 10 is manufactured.
2. A first annular steel reinforcement cage is arranged in an annular groove at the top of a blade leg pipe piece ring, the blade leg pipe piece ring is composed of a plurality of blade leg pipe pieces, an arc-shaped open groove (the annular groove at the top of the blade leg pipe piece ring can be spliced) is formed in the top of each blade leg pipe piece, and a blade leg is arranged at the bottom of each blade leg pipe piece. And installing the bottommost double-layer duct piece on a first annular steel reinforcement cage, so that the first annular steel reinforcement cage is arranged in a bottom opening groove of the bottommost double-layer duct piece, and the bottommost double-layer duct piece is attached to the blade leg duct piece in an annular mode. Through the cooperation of convex body 6 and recess 7, splice into bottommost layer segment ring with the double-deck section of jurisdiction of bottommost layer to install vertical steel reinforcement cage 12 in the vertical mounting groove 11 that forms between the adjacent double-deck section of jurisdiction of bottommost layer.
3. Installing a second circumferential reinforcement cage 13 in a top circumferential groove of the bottommost pipe sheet ring, then installing a second layer of weight-reducing double-layer pipe sheet on the second circumferential reinforcement cage 13, enabling the second circumferential reinforcement cage 13 to be arranged in a bottom open groove of the second layer of weight-reducing double-layer pipe sheet, enabling the second layer of weight-reducing double-layer pipe sheet to be attached to the bottommost pipe sheet ring, splicing the second layer of weight-reducing double-layer pipe sheet into a second layer of pipe sheet ring, and installing a vertical reinforcement cage 12 in a vertical installation groove 11 formed between adjacent second layer of weight-reducing double-layer pipe sheets; the vertical reinforcement cage 12 in the segment ring at the bottommost layer is respectively bound and lapped with the second annular reinforcement cage and the first annular reinforcement cage at the upper end and the lower end.
4. And sequentially installing the rest segment rings from bottom to top according to the installation steps of the segment rings on the second layer until all the segment rings are installed. In addition, in the process of longitudinally connecting the pipe piece rings, longitudinal through steel bars are inserted into the through holes 8 of the outer layer pipe piece 1 and the inner layer pipe piece 2, and the longitudinal through steel bars are gradually lengthened along the well depth direction along with the longitudinal splicing of the pipe piece rings; or the pin bolt rods of the outer-layer segment 1 and the inner-layer segment 2 are inserted into the pin bolt holes of the corresponding adjacent segments to longitudinally splice the segments.
5. And injecting concrete into the grouting holes 5 to connect all the tube sheet rings into a whole.
Although the conception and the embodiments of the present invention have been described in detail with reference to the drawings, those skilled in the art will recognize that various changes and modifications can be made therein without departing from the scope of the appended claims, and therefore, they are not to be considered repeated herein.
Claims (5)
1. The utility model provides a be applied to vertical open caisson formula and bury deeply that structure is integral connection subtract heavy double-deck section of jurisdiction, its characterized in that: the weight-reducing double-layer duct piece comprises an outer-layer duct piece and an inner-layer duct piece, the outer-layer duct piece is connected with the inner-layer duct piece in the transverse direction and the vertical direction through two transverse partition plates and two vertical partition plates, a sealing space is formed among the transverse partition plates, the vertical partition plates, the inner wall of the outer-layer duct piece and the outer wall of the inner-layer duct piece, and two longitudinally-arranged grouting holes are reserved in the diagonal positions of the inner-layer duct piece.
2. A weight-reducing double-layer duct piece applied to the integral connection of the vertical open caisson type deep-buried structure as claimed in claim 1, which is characterized in that: the outer section of jurisdiction with the side is equipped with convex body and recess respectively about the inlayer section of jurisdiction, between the outer section of jurisdiction with all through between the inlayer section of jurisdiction the convex body with the annular connection is carried out in the recess cooperation.
3. A weight-reducing double-layer duct piece applied to the integral connection of the vertical open caisson type deep-buried structure as claimed in claim 1, which is characterized in that: the outer section of jurisdiction with the inlayer section of jurisdiction has seted up the perforating hole of a plurality of vertical settings respectively along its arc length direction, between the outer section of jurisdiction with all insert through vertically lining up the reinforcing bar between the inlayer section of jurisdiction carry out longitudinal connection in the perforating hole.
4. A weight-reducing double-layer duct piece applied to the integral connection of the vertical open caisson type deep-buried structure as claimed in claim 1, which is characterized in that: the outer-layer duct piece and the inner-layer duct piece are respectively provided with a plurality of vertically-arranged pin bolt holes along the arc length direction, and the outer-layer duct piece and the inner-layer duct piece are inserted into the pin bolt holes through pin bolt rods to be longitudinally connected.
5. A weight-reducing double-layer duct piece applied to the integral connection of the vertical open caisson type deep-buried structure as claimed in claim 1, which is characterized in that: the transverse partition plate and the vertical partition plate are spaced from the edge of the weight-reducing double-layer duct piece by a certain distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220213073.9U CN216999810U (en) | 2022-01-26 | 2022-01-26 | Be applied to vertical open caisson formula and bury structure monolithic integration and subtract heavy double-deck section of jurisdiction deeply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220213073.9U CN216999810U (en) | 2022-01-26 | 2022-01-26 | Be applied to vertical open caisson formula and bury structure monolithic integration and subtract heavy double-deck section of jurisdiction deeply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216999810U true CN216999810U (en) | 2022-07-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220213073.9U Active CN216999810U (en) | 2022-01-26 | 2022-01-26 | Be applied to vertical open caisson formula and bury structure monolithic integration and subtract heavy double-deck section of jurisdiction deeply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216999810U (en) |
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- 2022-01-26 CN CN202220213073.9U patent/CN216999810U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230512 Address after: 6th floor, NO.666 Gonghe Xin Road, Jing'an District, Shanghai 200070 Patentee after: CHINA RAILWAY 15TH BUREAU GROUP Co.,Ltd. Patentee after: China Railway 15th Bureau Group Shanghai Intelligent Transportation Technology Co.,Ltd. Address before: 6 / F, NO.666 Gonghe Xin Road, Jing'an District, Shanghai 200040 Patentee before: CHINA RAILWAY 15TH BUREAU GROUP Co.,Ltd. |