CN205224069U - Article font enlarges basic structure - Google Patents
Article font enlarges basic structure Download PDFInfo
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- CN205224069U CN205224069U CN201521011297.8U CN201521011297U CN205224069U CN 205224069 U CN205224069 U CN 205224069U CN 201521011297 U CN201521011297 U CN 201521011297U CN 205224069 U CN205224069 U CN 205224069U
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- basic
- extended chemotherapy
- bridge
- background subtraction
- width
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Abstract
The utility model provides an article font enlarges basic structure to satisfy the atress requirement of bay structure better, reduce the basis and shift and improve structural -load -carrying capacity, and reduce the construction degree of difficulty and construction risk. Including pier stud, expansion basis and basement rock, enlarge the basis and be located on the basement rock, the pier stud concreties in enlarging basic upper portion. Enlarge the basis about by basic upper portion, basic lower part the superpose form, basic lower part is arranged in on the basement rock and is closely connected with it, basic upper portion is connected with the pier stud, basis upper portion is lighter than basic lower part at horizontal bridge to square ascending width at horizontal bridge to square ascending width.
Description
Technical field
The utility model relates to the foundation structure of bridge or building, is particularly useful for the good bridge span structure of geological conditions.
Background technology
Extended chemotherapy is load pier (platform) and superstructure transmitted directly is passed to more shallow supporting ground a kind of base form by it, and the general method of open cut foundation that adopts is constructed, therefore is referred to as again Open-cut Foundation or shallow foundation.
Extended chemotherapy has good advantage than pile foundation, open caisson foundation etc., convenient, the economical rationality of constructing.Conventional Extended chemotherapy is used for the bridge span structure of small-scale, mainly because its upper load being delivered to basis is less.And now more and more general compared with the appearance of Loads of Long-span Bridges, conventional Extended chemotherapy is but large, high and can not play its advantage to geologic requirements because being out of shape.How to carry out accommodation and to improve utilization being a unavoidable problem to Extended chemotherapy.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of kind shape Extended chemotherapy structure, to meet the force request of bridge span structure better, reduces Foundation displacement and improves structural-load-carrying capacity, and reducing difficulty of construction and construction risk.
The utility model solves the technical scheme that its technical problem adopts:
A kind of isosceles triangle Extended chemotherapy structure of the present utility model, comprise pier stud, Extended chemotherapy and basement rock, Extended chemotherapy is seated on basement rock, pier stud is consolidated in Extended chemotherapy top, it is characterized in that: described Extended chemotherapy forms by basic top, basic infrastructure are stacked up and down, basic infrastructure to be placed on basement rock and closely connected with it, and basic top is connected with pier stud; The width of described basic top on direction across bridge direction is less than the width of basic infrastructure on direction across bridge direction.
Described basic infrastructure comprises a background subtraction layer, or is made up of at least two vertical stacked background subtraction layers, and each background subtraction layer is formed by least two background subtraction unit are involutory on direction across bridge width.
The beneficial effects of the utility model are, basis is divided into upper and lower two parts, reasonable stress, power transmission is clear and definite, this processing mode of agreeing with loading characteristic can make full use of rock mass supporting capacity, more be conducive to the transmission of load, better meet the force request of bridge span structure, reduce Foundation displacement and improve structural-load-carrying capacity; Continued Extended chemotherapy structure succinct, easy construction, not by the advantage of the restriction of current construction technology, can build several times, difficulty of construction is less, and construction risk is less.
The utility model is specially adapted to the basis of the good spanning of geological conditions or building.
Accompanying drawing explanation
This manual comprises following four width accompanying drawings:
Fig. 1 is the elevation of a kind of Extended chemotherapy constructed embodiment 1 of the utility model;
Fig. 2 is the left view of a kind of Extended chemotherapy constructed embodiment 1 of the utility model;
Fig. 3 is the elevation of a kind of Extended chemotherapy constructed embodiment 2 of the utility model;
Fig. 4 is the left view of a kind of Extended chemotherapy constructed embodiment 2 of the utility model;
Component, position and numbering in figure: pier stud 10, basic top 21, basic infrastructure 22, first foundation substructure layer 22a, the second background subtraction layer 22b, first foundation substructure unit 221, second background subtraction unit 222, the 3rd background subtraction unit 223, the 4th background subtraction unit 224, the 5th background subtraction unit 222.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further illustrated.
With reference to Fig. 1 and Fig. 3, a kind of isosceles triangle Extended chemotherapy structure of the present utility model, comprise pier stud 10, Extended chemotherapy and basement rock 30, Extended chemotherapy is seated on basement rock 30, pier stud 10 and Extended chemotherapy consolidation.Described Extended chemotherapy by basic top 21, basic infrastructure about 22 is stacked forms, basic infrastructure 22 to be placed on basement rock 20 and closely connected with it, and basic top 21 is connected with pier stud 10.The width of described basic top 21 on direction across bridge direction is less than the width of basic infrastructure 22 on direction across bridge direction.Basis is divided into upper and lower two parts reasonable stress, power transmission is clear and definite, and this processing mode of agreeing with loading characteristic can make full use of rock mass supporting capacity, is more conducive to the transmission of load, better meet the force request of bridge span structure, reduce Foundation displacement and improve structural-load-carrying capacity.Continued Extended chemotherapy structure succinct, easy construction, not by the advantage of the restriction of current construction technology, can build several times, difficulty of construction is less, and construction risk is less.
With reference to Fig. 1 and Fig. 3, described basic infrastructure 22 comprises a background subtraction layer, or be made up of at least two vertical stacked background subtraction layers, each background subtraction layer is formed by least two background subtraction unit are involutory on direction across bridge width.The quantity of the substructure unit that described each background subtraction layer comprises from bottom to top is successively decreased successively, and the width of each background subtraction layer on direction across bridge direction from bottom to top successively decreases successively.Described basic top 21, basic infrastructure 22 are equal to the width on direction along bridge, or basic top 21 is being less than basic infrastructure 22 at suitable bridge to the width on direction along bridge to the width on direction.
Described each background subtraction is stacked is set to cuboid Extended chemotherapy.The bonding surface of described basement rock and basecoat background subtraction layer keeps smooth, guarantees stressed smooth and easy.Described substructure unit is reinforced concrete structure, between basic top 21 and basic infrastructure 22, between each background subtraction layer, separate between each substructure unit, and non-correlation.
Reference is by the embodiment 1 shown in Fig. 1 and Fig. 2, Extended chemotherapy by basic top 21, basic infrastructure about 22 is stacked forms, basic infrastructure 22 is formed by first foundation substructure unit 221, second background subtraction unit 222 is involutory on direction across bridge width, and Extended chemotherapy structure is overall in isosceles triangle.
With reference to the embodiment 2 shown in Fig. 3 and Fig. 4, Extended chemotherapy by basic top 21, basic infrastructure about 22 is stacked forms, basic infrastructure 22 by first foundation substructure layer 22a, the second background subtraction layer 22b is vertically stacked forms.First foundation substructure layer 22a is formed by first foundation substructure unit 221, second background subtraction unit 222 is involutory on direction across bridge width, the second background subtraction layer 22b on direction across bridge width by the 3rd background subtraction unit 223, the 4th background subtraction unit 224, the 5th background subtraction unit 222.Extended chemotherapy structure is overall in similar isosceles triangle.
A kind of isosceles triangle Extended chemotherapy Structural application of the application successfully specially coils in the design of river grand bridge in north in Shanghai elder brother visitor by the applicant.This bridge main span is 445m, it is the reinforced concrete arch bridge of the first in the world span after building up, its abut basis adopts the isosceles triangle Extended chemotherapy structure of the application, better compliance is had than conventional Extended chemotherapy, more agree with local topographic and geologic condition, and better stressed, be out of shape less, to the construction of bridge and later stage operation significant.Single one, abut basis, than the conventional Extended chemotherapy of employing, can save reinforcing bar, Cost of Concrete about 8,000,000 yuan, and can save about 2 months duration, economical effective very remarkable.The design of cloud osmanthus railway Nanpanjiang Bridge also uses isosceles triangle Extended chemotherapy of the present utility model structure, all receives good effect.
Some principles of a kind of isosceles triangle Extended chemotherapy structure of the above the utility model that just explains through diagrams, be not want the utility model be confined to shown in and in described concrete structure and the scope of application, therefore every response modification of being likely utilized and equivalent, all belong to the scope of the claims that the utility model is applied for.
Claims (5)
1. an isosceles triangle Extended chemotherapy structure, comprise pier stud (10), Extended chemotherapy and basement rock (30), Extended chemotherapy is seated on basement rock (30), pier stud (10) is consolidated in Extended chemotherapy top, it is characterized in that: described Extended chemotherapy by basic top (21), basic infrastructure (22) is stacked up and down forms, it is upper and closely connected with it that basic infrastructure (22) is placed in basement rock (20), and basic top (21) are connected with pier stud (10); The width of described basic top (21) on direction across bridge direction is less than basic infrastructure (22) width on direction across bridge direction.
2. a kind of isosceles triangle Extended chemotherapy structure as claimed in claim 1, is characterized in that: described basic top (21) is being less than basic infrastructure (22) at suitable bridge to the width on direction along bridge to the width on direction.
3. a kind of isosceles triangle Extended chemotherapy structure as claimed in claim 1 or 2, it is characterized in that: described basic infrastructure (22) comprises a background subtraction layer, or be made up of at least two vertical stacked background subtraction layers, each background subtraction layer is formed by least two background subtraction unit are involutory on direction across bridge width.
4. a kind of isosceles triangle Extended chemotherapy structure as claimed in claim 3, is characterized in that: the quantity of the substructure unit that described each background subtraction layer comprises from bottom to top is successively decreased successively.
5. a kind of isosceles triangle Extended chemotherapy structure as claimed in claim 3, is characterized in that: the width of described each background subtraction layer on direction across bridge direction from bottom to top successively decreases successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521011297.8U CN205224069U (en) | 2015-12-08 | 2015-12-08 | Article font enlarges basic structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521011297.8U CN205224069U (en) | 2015-12-08 | 2015-12-08 | Article font enlarges basic structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205224069U true CN205224069U (en) | 2016-05-11 |
Family
ID=55899144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521011297.8U Withdrawn - After Issue CN205224069U (en) | 2015-12-08 | 2015-12-08 | Article font enlarges basic structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205224069U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105604080A (en) * | 2015-12-08 | 2016-05-25 | 中铁二院工程集团有限责任公司 | Spread foundation structure shaped like Chinese character 'pin' |
-
2015
- 2015-12-08 CN CN201521011297.8U patent/CN205224069U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105604080A (en) * | 2015-12-08 | 2016-05-25 | 中铁二院工程集团有限责任公司 | Spread foundation structure shaped like Chinese character 'pin' |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160525 Address after: 100844 Fuxing Road, Beijing, Haidian District, No. 10 Patentee after: CHINA RAILWAY CORPORATION Patentee after: China Railway Eryuan Engineering Group Co., Ltd. Address before: 610031 Sichuan Province, Chengdu City Kam Tong Road No. 3 Patentee before: China Railway Eryuan Engineering Group Co., Ltd. |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160511 Effective date of abandoning: 20181123 |