CN112982143A - Double-web I-steel structure - Google Patents
Double-web I-steel structure Download PDFInfo
- Publication number
- CN112982143A CN112982143A CN202110288248.2A CN202110288248A CN112982143A CN 112982143 A CN112982143 A CN 112982143A CN 202110288248 A CN202110288248 A CN 202110288248A CN 112982143 A CN112982143 A CN 112982143A
- Authority
- CN
- China
- Prior art keywords
- web
- plate
- flange
- fixedly connected
- angle steel
- 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.)
- Granted
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2/00—Bridges characterised by the cross-section of their bearing spanning structure
- E01D2/02—Bridges characterised by the cross-section of their bearing spanning structure of the I-girder type
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/30—Metal
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention provides a double-web I-shaped steel structure, which is characterized in that a double-web structure is formed by arranging a left web and a right web, and a fixing column is arranged between the left web and the right web, so that the web supporting effect is improved; set up first fixed plate and second fixed plate on controlling the web to set up first buckled plate and the second buckled plate of connection, improve whole atress effect, set up first angle steel and second angle steel, and the cooperation sets up first support column and second support column, improves the local atress performance of I-steel, and above-mentioned structure can show improvement I-steel performance, avoids local atress to destroy.
Description
The technical field is as follows: the invention relates to the field of bridge engineering, in particular to a double-web I-shaped steel structure.
Background art: the i-steel is a common structural form in the engineering field, and generally refers to a long steel bar with an i-shaped cross section. The I-steel structure comprises an upper flange, a lower flange and a web plate positioned between the upper flange and the lower flange, and because the sizes of the cross sections are relatively high and narrow, the difference of the inertia moments of two main shafts of the cross sections is large, and the I-steel structure is mostly directly used for members which are bent in the plane of the web plate or formed into lattice type stress members.
The I-steel is widely applied in the field of bridges, but the web plate area is a stressed weak area relatively, so that the web plate area generally needs to be reinforced, and when the web plate is reinforced, the stress of the integral structure of the I-steel needs to be considered, so that the asymmetric damage caused by the unbalanced stress is avoided, and a larger bending moment is formed. Therefore, when the I-shaped steel is reinforced or designed, the web plate needs to be correspondingly reinforced and designed so as to improve the overall stress performance of the I-shaped steel structure.
The invention content is as follows: aiming at the problems in the prior art, the invention provides a double-web I-shaped steel structure.
The invention provides a double-web I-shaped steel structure, which comprises an upper flange and a lower flange and is characterized in that: the I-steel further comprises a left web and a right web which are positioned between an upper flange and a lower flange, the upper ends of the left web and the right web are fixedly connected with the upper flange, the lower ends of the left web and the right web are fixedly connected with the lower flange, the left web and the right web form a double-web structure, a left base plate is fixed on the upper right wall of the left web, a first fixing plate is fixed on the left base plate, the first fixing plate is vertically arranged with the left base plate, a perforation matched with the first fixing plate is arranged on the right web, the first fixing plate extends out of the right web through the perforation on the right web, a right base plate is arranged on the lower left wall of the right web, a second fixing plate is arranged on the right base plate, the second fixing plate is vertically arranged with the right base plate, the perforation matched with the second fixing plate is arranged on the left web, the second fixed plate passes the perforation on the left web and stretches out left side web with be provided with the fixed column between the right side web, the upper end of fixed column with go up flange fixed connection, the lower extreme of fixed column with bottom flange fixed connection, all be provided with on first fixed plate, the second fixed plate with fixed column complex perforation, the fixed column passes perforation and fixed connection on first fixed plate, the second fixed plate respectively on last flange and bottom flange the top flange is located the left side part of left side web and the second fixed plate is located set up first buckled plate between the left side part of left side web, the upper end of first buckled plate with go up flange fixed connection, the lower extreme of first buckled plate with second fixed plate fixed connection the bottom flange is located the right side part of right side web and first fixed plate is located set up the second buckled plate between the right side part of right side web The corrugated plate, the upper end of the second corrugated plate is fixedly connected with the first fixing plate, the lower end of the second corrugated plate is fixedly connected with the lower flange, the first corrugated plate and the second corrugated plate both comprise wave crest sections and straight sections positioned on two sides of the wave crest sections, the straight sections of the first corrugated plate are connected with the left web plate through fixing bolts, the straight sections of the second corrugated plate are connected with the right web plate through fixing bolts, a first angle steel is arranged at the joint of the lower flange and the left web plate, the first angle steel comprises a horizontal limb and a vertical limb which are vertically connected, the horizontal limb of the first angle steel is fixedly connected with the lower flange, the vertical limb of the first angle steel is fixedly connected with the left web plate, a first supporting column is arranged between the horizontal limb of the first angle steel and the second fixing plate, and a second angle steel is arranged at the joint of the upper flange and the right web plate, the second angle steel also comprises a horizontal limb and a vertical limb, wherein the horizontal limb of the second angle steel is fixedly connected with the upper flange, the vertical limb of the second angle steel is fixedly connected with the right web plate, and a second supporting column is arranged between the horizontal limb of the second angle steel and the first fixing plate.
Preferably, damping particles are filled in a space formed by the upper flange, the lower flange, the left web, the right web, the left base plate, the right base plate, the first fixing plate and the second fixing plate.
Preferably, the damping particles may be rubber particles.
Preferably, the upper end of the first support column is fixedly connected with the second fixing plate through a first upper base plate, and the lower end of the first support column is fixedly connected with the horizontal limb of the first angle steel through a first lower base plate.
Preferably, the upper end of the second supporting column is fixedly connected with the horizontal limb of the second angle steel through a second upper base plate, and the lower end of the second supporting column is fixedly connected with the first fixing plate through a second lower base plate.
Preferably, the first angle steel is fixedly connected with the lower flange and the left web through bonding or through bolts.
Preferably, the second angle steel is fixedly connected with the upper flange and the right web plate through bonding or through bolts.
The working principle of the invention is as follows:
the traditional single-web I-shaped steel is transformed to form a double-web structure, the double-web structure comprises a left web and a right web to form a double-reinforced area, a fixed column is arranged between the left web and the right web, damping particles are filled in the left web and the right web, the damping particles are used for damping energy consumption under the condition of small deformation, and the left web, the right web and the fixed column are used for jointly bearing force under the condition of large deformation to improve the integral supporting effect; the fixing columns can be arranged at intervals or replaced by fixing plates;
the left web plate and the right web plate are respectively provided with a first fixing plate and a second fixing plate which are used as web plate connecting pieces and can improve the integral fixing performance of the web plates, particularly the connecting performance with upper and lower flanges;
set up first angle steel and second angle steel in the junction on left web and right web and upper and lower flange, the angle steel has mutually perpendicular's horizontal limb and perpendicular limb, can show the stress concentration that changes I-steel web department, sets up the support column simultaneously between angle steel and fixed plate, improves whole support performance, avoids the web to destroy.
The invention has the advantages that:
the invention provides a double-web I-shaped steel structure, which is characterized in that a double-web structure is formed by arranging a left web and a right web, and a fixing column is arranged between the left web and the right web, so that the web supporting effect is improved; set up first fixed plate and second fixed plate on controlling the web to set up first buckled plate and the second buckled plate of connection, improve whole atress effect, set up first angle steel and second angle steel, and the cooperation sets up first support column and second support column, improves the local atress performance of I-steel, and above-mentioned structure can show improvement I-steel performance, avoids local atress to destroy.
Description of the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the arrangement of left and right webs;
FIG. 3 is a schematic view of a first corrugated panel arrangement;
FIG. 4 is a schematic view of a first angle setting;
figure 5 is a schematic view of a corrugated sheet arrangement.
The specific implementation mode is as follows: the structure defined in the present invention will be explained in detail with reference to the drawings attached to the specification.
The invention provides a double-web I-shaped steel structure, which comprises an upper flange 1 and a lower flange 2, and is characterized in that: the I-steel still includes left web 3 and right web 4 that is located between top flange 1 and bottom flange 2, the upper end of left web 3 and right web 4 all with top flange 1 fixed connection, the lower extreme of left web 3 and right web 4 all with bottom flange 2 fixed connection, left web 3 with right web 4 constitutes two web structures, be fixed with left backing plate 31 on the upper portion right wall of left web 3, be fixed with first fixed plate 32 on the left backing plate 31, first fixed plate 32 with the perpendicular setting of left backing plate 31, be provided with the perforation that matches with first fixed plate 32 on the right web 4, first fixed plate 32 stretches out right web 4 through the perforation on right web 4, be provided with right backing plate 41 on the lower part left wall of right web 4, be provided with second fixed plate 42 on the right backing plate 41, the second fixing plate 42 is perpendicular to the right base plate 41, a through hole matched with the second fixing plate 42 is formed in the left web 3, the second fixing plate 42 penetrates through the through hole in the left web 3 and extends out of the left web 3, a fixing column 5 is arranged between the left web 3 and the right web 4, the upper end of the fixing column 5 is fixedly connected with the upper flange 1, the lower end of the fixing column 5 is fixedly connected with the lower flange 2, through holes matched with the fixing column 5 are formed in the first fixing plate 32 and the second fixing plate 42, the fixing column 5 respectively penetrates through the through holes in the first fixing plate 32 and the second fixing plate 42 and is fixedly connected with the upper flange 1 and the lower flange 2, a first corrugated plate 6 is arranged between the left side portion of the left web 3 on the upper flange 1 and the left side portion of the left web 3 on the second fixing plate 42, the upper end of first buckled plate 6 with 1 fixed connection on the top flange, the lower extreme of first buckled plate 6 with second fixed plate 42 fixed connection, 2 position on the bottom flange in the right side part of right web 4 and first fixed plate 32 is located set up second buckled plate 7 between the right side part of right web 4, the upper end of second buckled plate 7 with first fixed plate 32 fixed connection, the lower extreme of second buckled plate 7 with 2 fixed connection on the bottom flange, first buckled plate 6 with second buckled plate 7 all include crest section 8 and lie in crest section 8 both sides straight section 9, the straight section 9 of first buckled plate 6 with pass through fixing bolt connection between the left web 3, the straight section 9 of second buckled plate 7 with pass through fixing bolt connection between the right web 4, bottom flange 2 with the left web 3 junction sets up first angle steel 10, first angle steel 10 includes the horizontal limb and the perpendicular limb of perpendicular connection, wherein the horizontal limb of first angle steel 10 with 2 fixed connection on the lower flange, the perpendicular limb of first angle steel 10 with 3 fixed connection on left web the horizontal limb of first angle steel 10 with set up first support column 11 between the second fixed plate 42 top flange 1 with right web 4 junction sets up second angle steel 12, second angle steel 12 also includes horizontal limb and perpendicular limb, wherein the horizontal limb of second angle steel 12 with 1 fixed connection on the top flange, the perpendicular limb of second angle steel 12 with right web 4 fixed connection the horizontal limb of second angle steel 12 with set up second support column 13 between first fixed plate 32.
Preferably, damping particles are filled in a space formed by the upper flange 1, the lower flange 2, the left web 3, the right web 4, the left pad 31, the right pad 41, the first fixing plate 32 and the second fixing plate 42.
Preferably, the damping particles may be rubber particles.
Preferably, the upper end of the first support column 11 is fixedly connected to the second fixing plate 42 through a first upper base plate, and the lower end of the first support column 11 is fixedly connected to the horizontal limb of the first angle bar 10 through a first lower base plate.
Preferably, the upper end of the second supporting column 13 is fixedly connected with the horizontal limb of the second angle iron 12 through a second upper backing plate, and the lower end of the second supporting column 13 is fixedly connected with the first fixing plate 32 through a second lower backing plate.
Preferably, the first angle bar 10 is fixedly connected with the lower flange 2 and the left web 3 by bonding or by bolts.
Preferably, the second angle steel 12 is fixedly connected with the upper flange 1 and the right web 4 through bonding or through bolts.
The above-described embodiments are only preferred embodiments of the present invention, and the scope of the present invention should not be construed as being limited to the specific forms set forth in the examples, but also includes equivalent technical means which can be conceived by those skilled in the art from the present inventive concept.
Claims (7)
1. The utility model provides a double web's I-steel structure, the I-steel includes top flange, bottom flange, its characterized in that: the I-steel further comprises a left web and a right web which are positioned between an upper flange and a lower flange, the upper ends of the left web and the right web are fixedly connected with the upper flange, the lower ends of the left web and the right web are fixedly connected with the lower flange, the left web and the right web form a double-web structure, a left base plate is fixed on the upper right wall of the left web, a first fixing plate is fixed on the left base plate, the first fixing plate is vertically arranged with the left base plate, a perforation matched with the first fixing plate is arranged on the right web, the first fixing plate extends out of the right web through the perforation on the right web, a right base plate is arranged on the lower left wall of the right web, a second fixing plate is arranged on the right base plate, the second fixing plate is vertically arranged with the right base plate, the perforation matched with the second fixing plate is arranged on the left web, the second fixed plate passes the perforation on the left web and stretches out left side web with be provided with the fixed column between the right side web, the upper end of fixed column with go up flange fixed connection, the lower extreme of fixed column with bottom flange fixed connection, all be provided with on first fixed plate, the second fixed plate with fixed column complex perforation, the fixed column passes perforation and fixed connection on first fixed plate, the second fixed plate respectively on last flange and bottom flange the top flange is located the left side part of left side web and the second fixed plate is located set up first buckled plate between the left side part of left side web, the upper end of first buckled plate with go up flange fixed connection, the lower extreme of first buckled plate with second fixed plate fixed connection the bottom flange is located the right side part of right side web and first fixed plate is located set up the second buckled plate between the right side part of right side web The corrugated plate, the upper end of the second corrugated plate is fixedly connected with the first fixing plate, the lower end of the second corrugated plate is fixedly connected with the lower flange, the first corrugated plate and the second corrugated plate both comprise wave crest sections and straight sections positioned on two sides of the wave crest sections, the straight sections of the first corrugated plate are connected with the left web plate through fixing bolts, the straight sections of the second corrugated plate are connected with the right web plate through fixing bolts, a first angle steel is arranged at the joint of the lower flange and the left web plate, the first angle steel comprises a horizontal limb and a vertical limb which are vertically connected, the horizontal limb of the first angle steel is fixedly connected with the lower flange, the vertical limb of the first angle steel is fixedly connected with the left web plate, a first supporting column is arranged between the horizontal limb of the first angle steel and the second fixing plate, and a second angle steel is arranged at the joint of the upper flange and the right web plate, the second angle steel also comprises a horizontal limb and a vertical limb, wherein the horizontal limb of the second angle steel is fixedly connected with the upper flange, the vertical limb of the second angle steel is fixedly connected with the right web plate, and a second supporting column is arranged between the horizontal limb of the second angle steel and the first fixing plate.
2. The dual web i-steel structure of claim 1, wherein: damping particles are filled in a space formed by the upper flange, the lower flange, the left web plate, the right web plate, the left base plate, the right base plate, the first fixing plate and the second fixing plate.
3. The dual web i-steel structure of claim 2, wherein: the damping particles may be rubber particles.
4. The dual web i-steel structure of claim 1, wherein: the upper end of the first supporting column is fixedly connected with the second fixing plate through a first upper base plate, and the lower end of the first supporting column is fixedly connected with the horizontal limb of the first angle steel through a first lower base plate.
5. The dual web i-steel structure of claim 4, wherein: the upper end of the second supporting column is fixedly connected with the horizontal limb of the second angle steel through a second upper base plate, and the lower end of the second supporting column is fixedly connected with the first fixing plate through a second lower base plate.
6. The dual web i-steel structure of claim 1, wherein: the first angle steel is fixedly connected with the lower flange and the left web plate through bonding or through bolts.
7. The dual web i-steel structure of claim 6, wherein: and the second angle steel is fixedly connected with the upper flange and the right web plate through bonding or bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110288248.2A CN112982143B (en) | 2021-03-17 | 2021-03-17 | Double-web I-steel structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110288248.2A CN112982143B (en) | 2021-03-17 | 2021-03-17 | Double-web I-steel structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112982143A true CN112982143A (en) | 2021-06-18 |
| CN112982143B CN112982143B (en) | 2023-06-23 |
Family
ID=76332759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110288248.2A Active CN112982143B (en) | 2021-03-17 | 2021-03-17 | Double-web I-steel structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112982143B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104654001A (en) * | 2013-11-25 | 2015-05-27 | 天津恒华钢结构加工有限公司 | I-shaped steel |
| CN205134177U (en) * | 2015-11-20 | 2016-04-06 | 苏交科集团股份有限公司 | Diaphragm connecting structure of corrugated steel web composite beam |
| CN105883605A (en) * | 2016-06-23 | 2016-08-24 | 合肥市神雕起重机械有限公司 | Web reinforcing device for crane |
| CN106760019A (en) * | 2016-12-30 | 2017-05-31 | 上海建工集团股份有限公司 | One kind shearing corrugated web damper |
| CN207392509U (en) * | 2017-10-23 | 2018-05-22 | 沈阳建筑大学 | Assembled soft steel energy dissipation wall |
| CN108412122A (en) * | 2018-05-09 | 2018-08-17 | 李藏柱 | Double web H shaped steel and its connecting node with concrete prefabricated board |
-
2021
- 2021-03-17 CN CN202110288248.2A patent/CN112982143B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104654001A (en) * | 2013-11-25 | 2015-05-27 | 天津恒华钢结构加工有限公司 | I-shaped steel |
| CN205134177U (en) * | 2015-11-20 | 2016-04-06 | 苏交科集团股份有限公司 | Diaphragm connecting structure of corrugated steel web composite beam |
| CN105883605A (en) * | 2016-06-23 | 2016-08-24 | 合肥市神雕起重机械有限公司 | Web reinforcing device for crane |
| CN106760019A (en) * | 2016-12-30 | 2017-05-31 | 上海建工集团股份有限公司 | One kind shearing corrugated web damper |
| CN207392509U (en) * | 2017-10-23 | 2018-05-22 | 沈阳建筑大学 | Assembled soft steel energy dissipation wall |
| CN108412122A (en) * | 2018-05-09 | 2018-08-17 | 李藏柱 | Double web H shaped steel and its connecting node with concrete prefabricated board |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112982143B (en) | 2023-06-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201474164U (en) | Combined corrugated web box girder | |
| CN205296484U (en) | Profiled sheet shear force of partly cracking wall | |
| CN105672519A (en) | Replaceable shearing type corrugated web energy dissipation connection beam | |
| CN114482337A (en) | Slotted corrugated steel plate wall with restorable function | |
| CN216766947U (en) | Assembled inequilateral trompil bucking restraint steel sheet energy consumer | |
| CN207844882U (en) | Steel column and crane beam connecting structure | |
| CN201962595U (en) | Truss of assembled steel bridge | |
| CN101725361B (en) | Corrugated steel web reinforced concrete tunnel and underground structural unit | |
| CN200992753Y (en) | Shear wall restrained zinc-plated sheet iron cladded adhesive-free energy-dissipation steel support | |
| CN112982143A (en) | Double-web I-steel structure | |
| CN205502282U (en) | Removable shearing type corrugated web energy dissipation is roof beam even | |
| CN206669791U (en) | It is a kind of to be provided with the hot-flow flue for improving sectional shelf-unit | |
| CN216130649U (en) | Be applied to antidetonation wave form steel sheet attenuator energy consumption shear force wall that cracks | |
| CN205010324U (en) | A inflating pump bracket for [electric] motor coach | |
| CN212897512U (en) | Steel support formwork for ultra-high and ultra-high concrete construction | |
| CN213571492U (en) | Stable in structure's wave form steel web combination case roof beam | |
| CN212613023U (en) | Double-arch steel frame beam column node reinforcing device with grading energy consumption function | |
| CN207063149U (en) | Antinode plate and the three-dimensional multidirectional crossover node of double C shape steel composites structure part | |
| CN207484511U (en) | Antinode plate and double C shape steel composites structure part piping lane | |
| CN112663848A (en) | Assembly type support-free template | |
| CN207194145U (en) | Antinode plate and double C shape steel composites structure part building systems | |
| CN207484263U (en) | Antinode plate and double C shape steel composites structure part arch bridge | |
| CN207484825U (en) | Antinode plate and double-C-shaped steel composite structural member level-crossing node | |
| CN207063320U (en) | Antinode plate and double C shape steel composites structure part truss | |
| CN218147756U (en) | Corrugated steel web plate combined box girder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |