CN212506415U - Subway station faces combination open cut forever and is in same direction as building structure - Google Patents
Subway station faces combination open cut forever and is in same direction as building structure Download PDFInfo
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- CN212506415U CN212506415U CN202022214712.7U CN202022214712U CN212506415U CN 212506415 U CN212506415 U CN 212506415U CN 202022214712 U CN202022214712 U CN 202022214712U CN 212506415 U CN212506415 U CN 212506415U
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Abstract
The utility model discloses a subway station faces and combines open cut and is construct in the same direction as building forever, including envelope and major structure; the main body structure comprises a prefabricated top plate, a prefabricated middle plate and an upright post, wherein the prefabricated top plate is positioned above the prefabricated middle plate, and the upright post is vertically arranged in the middle of the prefabricated top plate and the middle of the prefabricated middle plate; the envelope includes that first way supports, second way supports and shaped steel lattice column, and first way supports and prefabricated roof support connection forms and faces combination roof structure forever, and the second way supports and supports to connect with prefabricated medium plate support and forms and face combination medium plate structure forever, and stand and shaped steel lattice column support connection form and face combination stand structure forever. The structure does not need to dismantle or chisel out structural members such as the reinforced concrete inner supports, the temporary stand columns and the temporary connecting beams in the temporary structure, saves materials and labor, avoids noise pollution and energy loss, saves the construction period, improves the working efficiency, ensures the safety and stability of the foundation pit, and has reliable stress and non-reduced structural durability.
Description
Technical Field
The utility model relates to a civil engineering field, especially a subway station faces combination open cut in same direction as building structure and construction method forever.
Background
Since 2009, the urban rail transit industry enters an explosive rapid development stage, most subway stations are constructed by an open cut method, the structural form is an enclosure structure and a main structure, the enclosure structure is used as a temporary structure, structural components such as reinforced concrete inner supports, temporary stand columns, temporary connecting beams and the like are required to be removed or chiseled, a large amount of construction waste is formed every year, and meanwhile, the problems of serious noise pollution, energy loss and the like are caused.
Therefore, a set of novel subway station faces to combine open cut and is in the same direction as building structure forever, accomplishes that temporary structure and permanent structure combine together, reduces in a large number that temporary structure chisels out and abandonment, reduces noise pollution, energy-concerving and environment-protective, and the positive response national development green building call, the prospect is very wide, the meaning is very great.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: aiming at the problems that structural members in an enclosure structure in the prior art need to be dismantled or chiseled to form a large amount of construction waste and bring serious noise pollution and energy loss, the subway station faces permanently and is combined with open excavation and smooth construction structure is provided.
In order to realize the purpose, the utility model discloses a technical scheme be:
a permanent-temporary combined open-cut smooth-built structure of a subway station comprises an enclosure structure and a main structure;
the main body structure comprises a prefabricated top plate, a prefabricated middle plate and an upright post, wherein the prefabricated top plate is positioned above the prefabricated middle plate, and the upright post is vertically arranged in the middle of the prefabricated top plate and the middle of the prefabricated middle plate;
the enclosure structure comprises a first support, a second support and the section steel lattice column, the first support and the prefabricated roof support are connected to form a permanently-faced combined roof structure, the second support and the prefabricated middle plate support are connected to form a permanently-faced combined middle plate structure, and the column and the section steel lattice column support are connected to form a permanently-faced combined column structure.
The utility model discloses in face the combination forever and indicate: the envelope is a temporary structure, the main structure is a permanent structure, and the envelope and the main structure are connected together to form a permanent adjacent combined structure.
A subway station faces and combines the open cut to build the structure forever, through the above-mentioned structure, support the prefabricated roof the first way, and form and face and combine the roof structure forever with it together, support the prefabricated median plate the second way, and form and face and combine the median plate structure forever with it together, set up the column support of the shaped steel lattice column into an organic whole, and form and face and combine the column structure forever with it together, make the first way support, second way support and shaped steel lattice column not only can play the enclosure effect, can also be used for supporting the corresponding structure in the main body structure, the above-mentioned structure can exist as a part of the main body structure after finishing the enclosure effect, so does not need to demolish or chisel, thus has reduced chiseling and abandoning to the material, save material and manpower, have avoided noise pollution and energy loss, because it is a part to support the main body structure at the same time, have reduced the material and construction time used for supporting the supporting assembly of the main body structure in the original design, further save material and manual work, practiced thrift the time limit for a project, improved work efficiency to guaranteed foundation ditch safety and stability, the structure atress is reliable, structure durability does not reduce.
As the utility model discloses an optimal scheme, envelope still includes the cast-in-place layer of roof, the cast-in-place layer of roof is connected first support the top. Through the structure, the cast-in-place layer of the top plate does not need to be detached after the enclosing process is finished, so that the material and labor are further saved, the construction period is shortened, and the working efficiency is improved.
As the utility model discloses an optimal scheme, envelope still includes half pilework, the vertical setting of half pilework, half pilework supports and is connected with the guan liang, guan liang with first one supports and is close to half pilework's tip is connected. Through the structure, the half-pile structure does not need to be dismantled after the enclosing process is finished, so that the material and labor are further saved, the construction period is shortened, and the working efficiency is improved.
As the utility model discloses a preferred scheme, first one supports quantity and is twice, prefabricated roof setting is twice between the first one supports, twice first support with it is same the crown beam is connected.
As the utility model discloses an optimal scheme, envelope still includes the medium plate fitment layer, the medium plate fitment layer is connected the top that the second supported.
As the utility model discloses a preferred scheme, half pile structure supports and is connected with the wale, the wale is located the below of guan liang, and both intervals set up, the wale with the second is said and is supported and be close to half pile structure's tip is connected.
As the utility model discloses a preferred scheme, the quantity that the second was said and is supported is twice, prefabricated medium plate sets up twice between the second supports.
As the utility model discloses an optimal scheme, envelope is envelope structure still, the outsourcing structure sets up the outside of shaped steel lattice column.
As the utility model discloses a preferred scheme, the major structure still includes top longeron and well longeron, the top longeron with first one support with the junction of shaped steel lattice column is connected and is formed to face combination top longeron structure forever, well longeron with the second support with the junction of shaped steel lattice column is connected and is formed to face longeron structure in the combination forever.
The utility model discloses in, face the quantity that combines the medium plate structure forever and decide according to the subway station number of piles.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. a subway station faces and combines the open cut to build the structure forever, through the above-mentioned structure, support the prefabricated roof the first way, and form and face and combine the roof structure forever with it together, support the prefabricated median plate the second way, and form and face and combine the median plate structure forever with it together, set up the column support of the shaped steel lattice column into an organic whole, and form and face and combine the column structure forever with it together, make the first way support, second way support and shaped steel lattice column not only can play the enclosure effect, can also be used for supporting the corresponding structure in the main body structure, the above-mentioned structure can exist as a part of the main body structure after finishing the enclosure effect, so does not need to demolish or chisel, thus has reduced chiseling and abandoning to the material, save material and manpower, have avoided noise pollution and energy loss, because it is a part to support the main body structure at the same time, have reduced the material and construction time used for supporting the supporting assembly of the main body structure in the original design, further save material and manual work, practiced thrift the time limit for a project, improved work efficiency to guaranteed foundation ditch safety and stability, the structure atress is reliable, structure durability does not reduce.
Drawings
Fig. 1 is a subway station faces combination open cut in the same direction as the structural schematic diagram of building the structure forever.
Fig. 2 is a plane layout diagram of a subway station face combine open cut in same direction as building structure forever.
Fig. 3 is a subway station faces combination open cut forever and faces the plane arrangement picture that combines medium plate structure forever in the same direction as the first of building the structure forever.
Fig. 4 is a subway station faces combination open cut in the same direction as second of building the structure and faces the plane arrangement picture that combines medium plate structure forever.
Fig. 5 is a subway station faces combination open cut in the same direction as building structure forever and faces the structural schematic diagram who combines roof structure forever.
Fig. 6 is a subway station face combine open cut in the same direction as half a pilework of building the structure forever and face the structural schematic that combines roof structural connection forever.
Fig. 7 is a subway station faces combination open cut in the same direction as building structure's the structural schematic diagram that faces combination medium plate structure forever.
Fig. 8 is a subway station faces combination open cut forever and is in the same direction as the structural schematic that prefabricated medium plate and the waist rail of building the structure are connected.
Fig. 9 is a subway station faces combination open cut in the same direction as building structure's the structural schematic diagram that faces combination stand structure forever.
Icon: 1-permanently adjacent combined top plate structure; 11-first track support; 12-prefabricating a top plate; 13-top plate cast-in-place layer; 14-a crown beam; 2-permanent temporary combined middle plate structure; 21-second support; 22-prefabricating a middle plate; 23-middle board decoration layer; 24-waist rail; 3-permanently adjacent combined upright column structure; 31-section steel lattice columns; 32-an outer-wrapped structure; 4-permanently adjacent combined top longitudinal beam structure; 5-permanently adjacent combined middle longitudinal beam structure; 6-half pile structure.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Examples
As shown in fig. 1 to 9, the present embodiment provides a subway station permanent-temporary combined open-cut down-side building structure, which includes an enclosure structure and a main structure.
The main structure comprises a prefabricated top plate 12, a prefabricated middle plate 22, upright posts, top longitudinal beams and middle longitudinal beams;
specifically, the prefabricated top plate 12 is located above the prefabricated middle plate 22, and the upright columns are vertically arranged in the middle of the prefabricated top plate 12 and the prefabricated middle plate 22.
The envelope structure comprises a first support 11, a second support 21, a section steel lattice column 31, a crown beam 14, a waist beam 24, a top plate cast-in-place layer 13, a middle plate decoration layer 23, an outer packing structure 32 and a half-pile structure 6;
specifically, the first support 11 is located above the second support 21, the top plate cast-in-place layer 13 is connected above the first support 11, the middle plate decoration layer 23 is located above the second support 21, and the outer wrapping structure 32 is located outside the section steel lattice column 31.
The number of the first supports 11 is two, the prefabricated top plate 12 is arranged between the two first supports 11, and the two first supports 11 are connected with the same crown beam 14; specifically, the prefabricated top plate 12 is paved between two first supports 11 and connected by bolts.
The number of the second supports 21 is two, the prefabricated middle plate 22 is arranged between the two second supports 21, and the two second supports 21 are connected with the same waist rail 24; specifically, the prefabricated middle plate 22 is paved between two second supports 21 and connected by bolts.
The half-pile structure 6 is vertically arranged, the half-pile structure 6 is connected with a crown beam 14, and the crown beam 14 is connected with the end part of the first support 11 close to the half-pile structure 6; specifically, the top beam 14 and the steel bars of the pile head of the half-pile structure 6 are anchored and cast-in-situ connected with each other, and the first support 11 and the steel bars of the top beam 14 are anchored and cast-in-situ connected with each other.
The semi-pile structure 6 is also connected with a wale 24, the crown beam 14 is positioned above the wale 24 and arranged at an interval, and the wale 24 is connected with the end part of the second support 21 close to the semi-pile structure 6; specifically, the wale 24 and the embedded steel bars of the half-pile structure 6 are anchored and connected with each other and then cast in situ, and the second support 21 and the wale 24 are anchored and cast in situ and connected with each other.
The embodiment also provides a construction method of the permanent-temporary combined open-cut and smooth-built structure of the subway station, which is used for forming the permanent-temporary combined open-cut and smooth-built structure of the subway station, and comprises the following steps:
s1: constructing a station enclosure structure;
specifically, a station enclosure structure is constructed, and a half-pile structure 6 or a half-wall structure is adopted at the top of the enclosure structure and is used for supporting and retaining a lateral soil body above a top plate of a main structure;
s2: constructing the section steel lattice column 31;
specifically, a temporary middle upright post of the station is constructed, a temporary upright post pile is firstly made, and then a section steel lattice column 31 is inserted into the pile foundation to form a permanent temporary combined upright post structure 3;
s3: excavating a foundation pit to the position below the permanent temporary combined top plate structure 1, constructing a permanent temporary combined top longitudinal beam structure 4, and then respectively constructing a crown beam 14 and a first support 11 to form a first permanent temporary combined support system;
specifically, the positions of part of the large holes are directly arranged into a plate support type;
s4: excavating a foundation pit to the position below a first permanent temporary combined middle plate structure 2 positioned below the permanent temporary combined top plate structure 1, constructing a permanent temporary combined middle longitudinal beam structure 5, and then respectively constructing a waist beam 24 and a second support 21 to form a second permanent temporary combined support system;
specifically, the positions of part of the large holes are directly arranged into a plate support type;
s5: excavating the foundation pit to the position below a second permanent temporary combined middle plate structure 2 positioned below the permanent temporary combined top plate structure 2, constructing a permanent temporary combined middle longitudinal beam structure 5, and then respectively constructing a waist beam 24 and a second support 21 to form a third permanent temporary combined support system;
specifically, the positions of part of the large holes are directly arranged into a plate support type;
s6: after the foundation pit is excavated to the base, a bottom plate is poured, then a negative three-layer side wall is sequentially built and connected with a second permanent temporary combined middle plate structure 2, and an outer wrapping structure 32 wrapping the exterior of the section steel lattice column 31 is constructed to form a permanent temporary combined upright column structure 3;
specifically, the second permanent temporary combined middle plate structure 2 is connected with a connector reserved in advance;
s7: constructing the rest part of a second permanent temporary combined middle plate structure 2, and connecting the prefabricated middle plate 2 with a second support 21;
specifically, a second permanent temporary combined middle plate structure 2 is constructed by adopting a prefabricated assembling technology, the prefabricated middle plate 2 is assembled in the blank of the second support 21, and the second permanent temporary combined middle plate structure is reliably connected by adopting bolts;
s8: after the second permanent temporary combined middle plate structure 2 is finished, continuously and sequentially building a negative second-layer side wall, connecting the negative second-layer side wall with the first permanent temporary combined middle plate structure 2, and simultaneously constructing an outer wrapping structure 32 wrapping the outer part of the section steel lattice column 31 to form a permanent temporary combined upright column structure 3;
specifically, the first permanent temporary combined middle plate structure 2 is connected with a connector reserved in advance;
s9: constructing the rest part of the first permanent temporary combined middle plate structure 2, and connecting the prefabricated middle plate 22 with the second support 21;
specifically, a first permanent temporary combined middle plate structure 2 is constructed by adopting a prefabrication and assembly technology, the prefabrication middle plate 2 is assembled in a blank of a second support 21, and the prefabricated middle plate structure is reliably connected by adopting bolts;
s10: after the first permanent temporary combined middle plate structure 2 is finished, a negative layer side wall is continuously built and connected with the permanent temporary combined top plate structure 1, an outer covering structure 32 which is wrapped outside the section steel lattice column 31 is constructed,
forming a permanent temporary combined upright post structure 3;
specifically, the permanent temporary combined top plate structure 1 is connected through a pre-reserved connector;
s11: constructing the rest part of the permanent temporary combined roof structure 1, connecting the prefabricated roof 12 with the first support 11, then connecting the roof cast-in-place layer 13 with the prefabricated roof 12 and the first support 11, and then casting in place to form the permanent temporary combined roof structure 1;
specifically, a prefabricated assembly technology is adopted to construct the permanent temporary combined roof structure 1, the prefabricated roof 12 is assembled at the blank of the first support 11 through a reserved tie bar extending out of the panel surface, and finally, a steel bar on the upper edge of the permanent temporary combined roof structure 1 is bound and connected with the reserved tie bar of the first support 11 and the prefabricated roof 12, and then a roof cast-in-place layer 13 is completed;
s12: finishing a middle plate decoration layer 23;
specifically, the middle plate finishing layer 23 is finished in the interior finishing and construction.
The subway station faces combination open cut forever and is in the same direction as building structure and construction method's that this embodiment provided beneficial effect lies in:
the first support 11 supports the prefabricated roof 12 and forms a permanent temporary combined roof structure 1 together with the prefabricated roof, the second support 21 supports the prefabricated middle plate 22 and forms a permanent temporary combined middle plate structure 2 together with the prefabricated middle plate structure, the section steel lattice column 31 support columns are arranged into a whole and form a permanent temporary combined column structure 3 together with the section steel lattice column, so that the first support 11, the second support 21 and the section steel lattice column 31 can play a role of enclosure and can also be used for supporting a corresponding structure in a main body structure, the structure can exist as a part of the main body structure after the enclosure function is finished, and does not need to be dismantled or removed, thereby reducing the removal and abandonment of materials, saving materials and labor, avoiding noise pollution and energy loss, and simultaneously reducing the material consumption and the construction time of a support component for supporting the main body structure in the original design because the structure is used as a part of the supporting main body structure, materials and labor are further saved, the construction period is saved, the working efficiency is improved, the safety and stability of the foundation pit are ensured, the structural stress is reliable, and the structural durability is not reduced;
the method can effectively realize the function of combining the permanent temporary open excavation and forward construction of the subway station, and the structure can exist as a part of a main structure after the enclosing effect is finished, so that the structure does not need to be dismantled or chiseled, the working efficiency is improved, the construction is convenient, and the operation is simple.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. A permanent-temporary combined open-cut smooth-construction structure of a subway station is characterized by comprising an enclosure structure and a main structure;
the main body structure comprises a prefabricated top plate (12), a prefabricated middle plate (22) and an upright column, wherein the prefabricated top plate (12) is positioned above the prefabricated middle plate (22), and the upright column is vertically arranged in the middle of the prefabricated top plate (12) and the prefabricated middle plate (22);
the building enclosure structure comprises a first support (11), a second support (21) and a section steel lattice column (31), wherein the first support (11) and the prefabricated roof (12) are supported and connected to form a combined roof structure (1) which is permanently adjacent, the second support (21) and the prefabricated middle plate (22) are supported and connected to form a combined middle plate structure (2) which is permanently adjacent, and the column and the section steel lattice column (31) are supported and connected to form a combined column structure (3) which is permanently adjacent.
2. The subway station permanent-temporary combined open-cut forward building structure as claimed in claim 1, wherein said enclosure structure further comprises a top plate cast-in-place layer (13), said top plate cast-in-place layer (13) being connected above said first support (11).
3. The subway station faces combination open cut cis-trans building forever according to claim 2, characterized in that, envelope still includes half pile structure (6), half pile structure (6) vertical setting, half pile structure (6) support and are connected with crown beam (14), crown beam (14) with first support (11) be close to the tip of half pile structure (6) be connected.
4. The subway station permanent-temporary combined open-cut smooth-built structure as claimed in claim 3, wherein the number of said first supports (11) is two, said prefabricated top plate (12) is arranged between said two first supports (11), and said two first supports (11) are connected with the same said crown beam (14).
5. The subway station permanent-temporary combined open-cut smooth-construction structure as claimed in claim 4, wherein said enclosure structure further comprises a middle plate finishing layer (23), said middle plate finishing layer (23) being connected above said second support (21).
6. The subway station permanent-temporary combined open-cut smooth-construction structure as claimed in claim 5, wherein said semi-pile structure (6) supports and connects with a wale (24), said wale (24) is located under said crown beam (14), and both are arranged at an interval, said wale (24) and said second support (21) are connected near the end of said semi-pile structure (6).
7. The subway station permanent-temporary combined open-cut smooth-construction structure as claimed in claim 6, wherein the number of said second supports (21) is two, and said prefabricated middle plate (22) is arranged between two of said second supports (21).
8. The subway station permanent-temporary combined open-cut smooth building structure as claimed in claim 7, wherein said enclosure structure further comprises an outer-wrapped structure (32), said outer-wrapped structure (32) being disposed outside said steel lattice column (31).
9. The subway station permanent-temporary combined open-cut smooth-construction structure as claimed in claim 8, wherein said main structure further comprises a top longitudinal beam and a middle longitudinal beam, said top longitudinal beam and said first support (11) are connected with the joint of said section steel lattice column (31) to form a permanent-temporary combined top longitudinal beam structure (4), and said middle longitudinal beam and said second support (21) are connected with the joint of said section steel lattice column (31) to form a permanent-temporary combined middle longitudinal beam structure (5).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022214712.7U CN212506415U (en) | 2020-09-29 | 2020-09-29 | Subway station faces combination open cut forever and is in same direction as building structure |
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| CN202022214712.7U CN212506415U (en) | 2020-09-29 | 2020-09-29 | Subway station faces combination open cut forever and is in same direction as building structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112031026A (en) * | 2020-09-29 | 2020-12-04 | 广州地铁集团有限公司 | Permanent-temporary combined open-cut and smooth-built structure for subway station and construction method |
| CN114908794A (en) * | 2022-04-12 | 2022-08-16 | 中铁二院工程集团有限责任公司 | Assembly type construction method of subway station |
-
2020
- 2020-09-29 CN CN202022214712.7U patent/CN212506415U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112031026A (en) * | 2020-09-29 | 2020-12-04 | 广州地铁集团有限公司 | Permanent-temporary combined open-cut and smooth-built structure for subway station and construction method |
| CN114908794A (en) * | 2022-04-12 | 2022-08-16 | 中铁二院工程集团有限责任公司 | Assembly type construction method of subway station |
| CN114908794B (en) * | 2022-04-12 | 2023-05-16 | 中铁二院工程集团有限责任公司 | Assembled building method of subway station |
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