CN204676556U - One is encorbelmented People's Bank of China's packway - Google Patents
One is encorbelmented People's Bank of China's packway Download PDFInfo
- Publication number
- CN204676556U CN204676556U CN201520308601.9U CN201520308601U CN204676556U CN 204676556 U CN204676556 U CN 204676556U CN 201520308601 U CN201520308601 U CN 201520308601U CN 204676556 U CN204676556 U CN 204676556U
- Authority
- CN
- China
- Prior art keywords
- girder
- lower floor
- stair
- encorbelment
- packway
- 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
Landscapes
- Steps, Ramps, And Handrails (AREA)
Abstract
The utility model discloses one to encorbelment People's Bank of China's packway, comprising: encorbelment in the upper strata main beam structure of upper layer main body structure; Encorbelment in lower floor's main beam structure of lower floor's agent structure; Precast stair, two ends are erected on upper strata main beam structure and lower floor's main beam structure respectively; And drawknot structure, comprise the fixed cross beam that is fixed on upper layer main body structure and drawknot in the tension member at the middle part of fixed cross beam and precast stair.The utility model adopts in main structure construction, difference pre-buried upper strata main beam structure and lower floor's main beam structure in upper layer main body structure and lower floor's agent structure, utilize this upper strata main beam structure and this lower floor's main beam structure to install precast stair, the two ends of precast stair are fixed in upper layer main body structure and lower floor's agent structure; And adopting drawknot structure, the middle part unsettled to precast stair is fixed, thus guarantees that precast stair can be fixed on the body construction firmly, and structure is simple, peace is torn open conveniently, is applicable in annular brace system.
Description
Technical field
The utility model relates to engineering construction field, particularly relates to the People's Bank of China's packway of encorbelmenting in a kind of pit earthwork digging process in annular brace system.
Background technology
In super highrise building design, to arrange the situation of annular brace system very many for foundation ditch, People's Bank of China's packway that in pit earthwork digging process, constructor passes through arranges extremely important, according to traditional console mode scaffold building, then must set up with soil excavation degree of depth difference, ground need be prudent in dealing with, long construction period, cost is high, how to arrange in conjunction with annular support system People's Bank of China's packway of encorbelmenting worth thinking deeply about.
Utility model content
The technical problems to be solved in the utility model is to provide simple, the easy to use People's Bank of China's packway of encorbelmenting of a kind of structure, can solve constructor in annular brace system and to pass through problem, can save duration and cost while guarantee personnel pass through.
For realizing above-mentioned technique effect, the utility model discloses one and to encorbelment People's Bank of China's packway, comprising:
Encorbelment in the upper strata main beam structure of upper layer main body structure;
Encorbelment in lower floor's main beam structure of lower floor's agent structure;
Precast stair, the two ends of described precast stair are erected on described upper strata main beam structure and described lower floor main beam structure respectively; And
Drawknot structure, comprises the fixed cross beam that is fixed on described upper layer main body structure and drawknot in the tension member at the middle part of described fixed cross beam and described precast stair.
The utility model further improves and is, described upper strata main beam structure and described lower floor main beam structure comprise the first girder near described precast stair side respectively, away from the second girder of described precast stair side, and the first tie-beam be connected between described first girder and described second girder, described first girder and described second girder comprise for the embedded section being embedded in described upper layer main body structure and described lower floor agent structure and the section of encorbelmenting of choosing in described upper layer main body structure and described lower floor agent structure outward, the end winding support of described precast stair connects the section of encorbelmenting described in described first girder.
The utility model further improves and is, the bottom of described first girder and described second girder is provided with the vertical supporting bar being resisted against described upper layer main body structure and described lower floor agent structure, is provided with diagonal brace described in described vertical supporting bar and described first girder and described second girder between the section of encorbelmenting.
The utility model further improves and is, the section of encorbelmenting described in described first girder and described second girder is equipped with floor.
The utility model further improves and is, the halfpace that described precast stair comprises the first stair monomer, the second stair monomer and is connected between described first stair monomer and described second stair monomer, described drawknot structure comprises fixed cross beam described in twice, fixed cross beam described in per pass is provided with two described tension members, the bottom of described halfpace is provided with the supporting traverse of the corresponding described fixed cross beam of twice, and described tension member is connected between corresponding described fixed cross beam and described supporting traverse.
The utility model further improves and is, described tension member is vertical vertical rod, and the lower end of described vertical vertical rod is fixedly connected with described supporting traverse, and the upper end of described vertical vertical rod is fixedly connected with described fixed cross beam.
The utility model further improves and is, is provided with the second tie-beam described in twice between fixed cross beam.
The utility model further improves and is, the both sides of described first stair monomer and described second stair monomer are provided with side bar.
The utility model further improves and is, described upper strata main beam structure, described lower floor main beam structure and described precast stair are provided with a guard rail rod.
The utility model, owing to have employed above technical scheme, makes it have following beneficial effect:
In main structure construction, difference pre-buried upper strata main beam structure and lower floor's main beam structure in upper layer main body structure and lower floor's agent structure, utilize this upper strata main beam structure and this lower floor's main beam structure to install precast stair, the two ends of precast stair are fixed in upper layer main body structure and lower floor's agent structure; And adopting drawknot structure, the middle part unsettled to precast stair is fixed, thus guarantees that precast stair can be fixed on the body construction firmly, and structure is simple, peace is torn open conveniently, is applicable in annular brace system.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of People's Bank of China's packway of encorbelmenting of the present utility model.
Fig. 2 is the structural representation of precast stair in a kind of People's Bank of China's packway of encorbelmenting of the present utility model.
Fig. 3 is the A-A sectional view of Fig. 1.
Fig. 4 is the structural representation of drawknot structure in a kind of People's Bank of China's packway of encorbelmenting of the present utility model.
Detailed description of the invention
Below in conjunction with the drawings and the specific embodiments, the utility model is described in further detail.
First consult shown in Fig. 1, a kind of People's Bank of China's packway of encorbelmenting of the present utility model is primarily of the upper strata main beam structure of encorbelmenting in upper layer main body structure 101, encorbelment in lower floor's main beam structure of lower floor's agent structure 102, precast stair 11, and drawknot Structure composing, wherein, the two ends of precast stair 11 are connected with upper strata main beam structure and lower floor's main beam structure respectively, thus be beneficial to upper strata main beam structure and lower floor's main beam structure and the two ends of precast stair 11 be fixed on upper layer main body structure 101 with in lower floor's agent structure 102, people are by walking between upper layer main body structure 101 and lower floor's agent structure 102 from precast stair 11.
And drawknot structure is formed primarily of the fixed cross beam 131 and the tension member 132 be connected in the middle part of fixed cross beam 131 and precast stair 11 being fixed on upper layer main body structure 101, the middle part unsettled to precast stair 11 is carried out drawknot and is fixed, guarantee that precast stair 11 is stably encorbelmented between upper layer main body structure 101 and lower floor's agent structure 102, can not swing and displacement.
Precast stair 11 in the present embodiment adopts pre-manufactured steel stair, comprise the first stair monomer 111, second stair monomer 112 and the halfpace 113 be connected between the first stair monomer 111 and the second stair monomer 112, shown in composition graphs 2, the both sides of the first stair monomer 111 and the second stair monomer 112 are provided with side bar 114 respectively, side bar 114 adopts the channel-section steel of C160mm × 63mm × 6.5mm × 10mm to be made, to improve the rigidity of the first stair monomer 111 and the second stair monomer 112, first stair monomer 111 and the second stair monomer 112 are as the part of marking time of precast stair, be of a size of 1500mm × 240mm × 200mm, the highway tread pattern steel plate 1102 that to adopt thickness to be Z-type checkered steel plate 1101 and the thickness of 3.5mm be 3.5mm welds to be made.Supporting traverse 114 is as the middle part half space part of precast stair 11, employing checkered steel plate is made, twice supporting traverse 114 is provided with in the bottom of halfpace 113, supporting traverse 114 adopts I20 i iron, long 1.5m, be arranged at halfpace 113 and the first stair monomer 111 of both sides and the link position of the second stair monomer 112, halfpace 113 and supporting traverse 114 are welded and fixed.The both sides of supporting traverse 114 are provided with the upper turn-over plate of corresponding first stair monomer 111 and the second stair monomer 112 and lower turn-over plate, for being welded and fixed with the first stair monomer 111 and the second stair monomer 112, with moulding prefabricated stair 11.
Coordinate shown in Fig. 3, upper strata main beam structure and lower floor's main beam structure comprise the first girder 121 respectively, second girder 122 and the first tie-beam 123 be connected between the first girder 121 and the second girder 122, wherein, first girder 121 and the second girder 122 be arranged in parallel, first girder 121 is arranged at the side near precast stair 11, second girder 122 is arranged at the side away from precast stair 11, first girder 121 and the second girder 122 adopt I20 i iron, long 3m, comprise for the embedded section 124 being embedded in upper layer main body structure 101 and lower floor's agent structure 102 and the section of encorbelmenting 125 of choosing in upper layer main body structure 101 and lower floor's agent structure 102 outward, the long 1.5m of embedded section 124, the long 1.5m of the section of encorbelmenting 125, the two ends of precast stair 11 are welded and fixed with the section of encorbelmenting 125 of the first girder 121 respectively, the two ends of precast stair 11 are fixedly connected with lower floor main beam structure with upper strata main beam structure respectively, upper strata main beam structure and lower floor's main beam structure is utilized precast stair 11 to be fixed on upper layer main body structure 101 with in lower floor's agent structure 102.The section of encorbelmenting 125 of the first girder 121 and the second girder 122 is equipped with floor, can uses as the half space at precast stair 11 two ends.
Further, the bottom of the first girder 121 and the second girder 122 is provided with the vertical supporting bar 126 being resisted against upper layer main body structure 101 and lower floor's agent structure 102, vertical supporting bar 126 adopts the angle steel of 100mm × 100mm × 6mm to make, and at vertical supporting bar 126 and be provided with diagonal brace 127 between the first girder 121 and the section of encorbelmenting 125 of the second girder 122, make vertical supporting bar 126 and diagonal brace 127 form trivet bottom the first girder 121 and the second girder 122, guarantee the stability of the first girder 121 and the second girder 122.
Again shown in composition graphs 4, drawknot structure comprises twice fixed cross beam 131, twice supporting traverse 114 bottom the corresponding halfpace 113 of twice fixed cross beam 131 is fixed in the upper layer main body structure 101 above halfpace 113, wherein, fixed cross beam 131 can adopt mode that is pre-buried or that play bolt to be fixedly connected with upper layer main body structure 101, the second tie-beam 133 is provided with, in order to reinforce between twice fixed cross beam 131.Tension member 131 is the vertical vertical rod 132 adopting the angle steel of 100mm × 100mm × 6mm to make, per pass fixed cross beam 131 is provided with two vertical vertical rods 132, the upper end of vertical vertical rod 132 is welded with fixed cross beam 131, the welding edges of the supporting traverse 114 bottom the lower end of vertical vertical rod 132 and halfpace 113, thus utilize the drawknot structure that vertical pull bar 132 and fixed cross beam 131 are formed, halfpace 113 in the middle part of precast stair 11 is strained in agent structure 10, prevent from rocking in the middle part of precast stair 11, guarantee the steadily reliable of precast stair 11.
One of the present utility model is encorbelmented, and People's Bank of China's berm structure is simple, peace is torn open conveniently, be applicable in annular brace system, below with annular support be example, use of the present utility model encorbelment People's Bank of China's packway time, first, annular brace system first support ring beam (i.e. lower floor's agent structure) reinforcing bar binding time pre-buried main beam structure the first girder 121 and the second girder 122, then the first girder 121 and the second girder 122 of pre-buried main beam structure again when the reinforcing bar binding of lower one support ring beam (i.e. upper layer main body structure), meanwhile, the fixed cross beam 131 of pre-buried drawknot structure, then, between the first girder 121 on twice support ring beam and the second girder 122, precast stair 11 is installed, the two ends of precast stair 11 and main beam structure are welded and fixed, fixed cross beam 131 welds vertical pull bar 132, supporting traverse 114 bottom the halfpace 113 of precast stair 11 is welded and fixed with vertical pull bar 132, and the base plate of complete upper strata main beam structure and lower floor's main beam structure and a guard rail rod 14, a guard rail rod 14 of precast stair 11 is installed, the installation completing People's Bank of China's packway of encorbelmenting together is fixed, adopt and use the same method, in annular brace system, arrange multiple tracks to encorbelment People's Bank of China's packway, multiple tracks People's Bank of China's packway of encorbelmenting is arranged between the support ring beam of different floor, complete the installation of People's Bank of China's packway of encorbelmenting of whole floor gaps of annular brace system.
The utility model one is encorbelmented the feature of People's Bank of China's packway Appropriate application annular brace system own, on ring beam, pre-buried i iron is as the terraced beam of steel packway, thus forms packway, solves the problem of People's Bank of China's berm execution difficulty in annular brace system, and take up an area little, safety factor is high.
Below by reference to the accompanying drawings and embodiment the utility model has been described in detail, those skilled in the art can make many variations example to the utility model according to the above description.Thus, some details in embodiment should not formed restriction of the present utility model, the utility model by the scope that defines using appended claims as protection domain of the present utility model.
Claims (9)
1. to encorbelment People's Bank of China's packway, it is characterized in that, comprising:
Encorbelment in the upper strata main beam structure of upper layer main body structure;
Encorbelment in lower floor's main beam structure of lower floor's agent structure;
Precast stair, the two ends of described precast stair are erected on described upper strata main beam structure and described lower floor main beam structure respectively; And
Drawknot structure, comprises the fixed cross beam that is fixed on described upper layer main body structure and drawknot in the tension member of described fixed cross beam and described precast stair.
2. to encorbelment as claimed in claim 1 People's Bank of China's packway, it is characterized in that: described upper strata main beam structure and described lower floor main beam structure comprise the first girder near described precast stair side respectively, away from the second girder of described precast stair side, and the first tie-beam be connected between described first girder and described second girder, described first girder and described second girder comprise for the embedded section being embedded in described upper layer main body structure and described lower floor agent structure and the section of encorbelmenting of choosing in described upper layer main body structure and described lower floor agent structure outward, the end winding support of described precast stair connects the section of encorbelmenting described in described first girder.
3. to encorbelment as claimed in claim 2 People's Bank of China's packway, it is characterized in that: the bottom of described first girder and described second girder is provided with the vertical supporting bar being resisted against described upper layer main body structure and described lower floor agent structure, described in described vertical supporting bar and described first girder and described second girder, between the section of encorbelmenting, be provided with diagonal brace.
4. to encorbelment as claimed in claim 3 People's Bank of China's packway, it is characterized in that: the section of encorbelmenting described in described first girder and described second girder is equipped with floor.
5. to encorbelment as claimed in claim 1 People's Bank of China's packway, it is characterized in that: the halfpace that described precast stair comprises the first stair monomer, the second stair monomer and is connected between described first stair monomer and described second stair monomer, described drawknot structure comprises fixed cross beam described in twice, fixed cross beam described in per pass is provided with two described tension members, the bottom of described halfpace is provided with the supporting traverse of the corresponding described fixed cross beam of twice, and described tension member is connected between corresponding described fixed cross beam and described supporting traverse.
6. encorbelment as claimed in claim 5 People's Bank of China's packway, it is characterized in that: described tension member is vertical vertical rod, the lower end of described vertical vertical rod is fixedly connected with described supporting traverse, and the upper end of described vertical vertical rod is fixedly connected with described fixed cross beam.
7. to encorbelment as claimed in claim 6 People's Bank of China's packway, it is characterized in that: described in twice, between fixed cross beam, be provided with the second tie-beam.
8. to encorbelment as claimed in claim 5 People's Bank of China's packway, it is characterized in that: the both sides of described first stair monomer and described second stair monomer are provided with side bar.
9. to encorbelment as claimed in claim 1 People's Bank of China's packway, it is characterized in that: described upper strata main beam structure, described lower floor main beam structure and described precast stair are provided with a guard rail rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520308601.9U CN204676556U (en) | 2015-05-14 | 2015-05-14 | One is encorbelmented People's Bank of China's packway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520308601.9U CN204676556U (en) | 2015-05-14 | 2015-05-14 | One is encorbelmented People's Bank of China's packway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204676556U true CN204676556U (en) | 2015-09-30 |
Family
ID=54176261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520308601.9U Expired - Fee Related CN204676556U (en) | 2015-05-14 | 2015-05-14 | One is encorbelmented People's Bank of China's packway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204676556U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110158604A (en) * | 2019-06-19 | 2019-08-23 | 北京城建北方集团有限公司 | Support construction method at foundation pit riding track |
-
2015
- 2015-05-14 CN CN201520308601.9U patent/CN204676556U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110158604A (en) * | 2019-06-19 | 2019-08-23 | 北京城建北方集团有限公司 | Support construction method at foundation pit riding track |
| CN110158604B (en) * | 2019-06-19 | 2021-07-02 | 北京城建北方集团有限公司 | Construction method of supporting structure at underpass of foundation pit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106400813B (en) | A kind of foundation pit support system and its construction method | |
| CN106758841B (en) | A kind of whole construction process of the double rope face low-pylon cable-stayed bridges of double tower | |
| CN103243652B (en) | A kind of large-span non-floor type cast-in-place beam falsework and construction method thereof | |
| CN103334439A (en) | Long-span reinforced concrete inner support structure of rectangular deep foundation pit and construction method of structure | |
| CN103437567A (en) | Method for supporting existing building underground added storey through original pile foundations | |
| CN103184722B (en) | Large-span double-layer Bailey truss structure and construction method thereof | |
| CN104264685B (en) | The construction method that a kind of mid-board regional structure is closed up | |
| CN107905114A (en) | A kind of construction method of large span Successive interference cancellation | |
| CN203270461U (en) | Bailey beam support without buttress in soft foundation | |
| CN205875209U (en) | Temporary road surface system supports with concrete and closes subway station half range bedding structure of establishing | |
| CN106284414A (en) | Anti-grand supporting construction | |
| CN103410101B (en) | Tower crane conversion method for construction of parabola-shaped ultrahigh pier | |
| CN205024712U (en) | Modular tower crane basis | |
| CN203213021U (en) | Large-span non-ground type cast-in-place beam falsework | |
| CN202945551U (en) | Shed frame structure for protecting highway slope from falling rocks and dropping blocks | |
| CN106065668B (en) | A kind of construction techniques | |
| CN103233426A (en) | Bailey beam support free of buttress in soft foundation and supporting method thereof | |
| CN105040810B (en) | Suitable for the connecting node of frame supported shear wall structure reverse construction | |
| CN204825914U (en) | A reinforced concrete roof beam and fish belly sill combined supporting structure for complicated plane foundation ditch | |
| CN204676556U (en) | One is encorbelmented People's Bank of China's packway | |
| CN203144907U (en) | Large-span dual-layer bailey truss structure | |
| CN206477341U (en) | A kind of foundation pit support system | |
| CN108316314A (en) | A kind of inner supporting structure for solving to cheat biasing problem in depth foundation pit | |
| CN209603163U (en) | A kind of tower crane bearing platform ruggedized construction | |
| CN104196036A (en) | Foundation pit supporting structure and method based on old basement exterior wall structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150930 Termination date: 20200514 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |