CN206769195U - Tension rib exempts from the shaped steel crossed and Steel Reinforced Concrete Beams - Google Patents
Tension rib exempts from the shaped steel crossed and Steel Reinforced Concrete Beams Download PDFInfo
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- CN206769195U CN206769195U CN201720511760.8U CN201720511760U CN206769195U CN 206769195 U CN206769195 U CN 206769195U CN 201720511760 U CN201720511760 U CN 201720511760U CN 206769195 U CN206769195 U CN 206769195U
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Abstract
A kind of tension rib exempts from the shaped steel crossed and Steel Reinforced Concrete Beams, the shaped steel that the tension rib exempts to cross includes H profile steel, horizontal tension rib connection otic placode is symmetrically welded and connected in the web both sides of H profile steel, the tension rib connection otic placode is provided with multiple rows of along the high direction of H profile steel, and is provided with a line tension rib connecting hole along H profile steel length direction in tension rib connection otic placode.Structure described in the utility model can meet that design and construction require, due to not punched on web, ensure that the mechanical property of section steel beam, on the premise of section steel beam mechanical property is not destroyed, optimization is there has also been with the construction method that section steel beam is combined to tension rib colligation.
Description
Technical field
A kind of H profile steel applied in shaped steel-reinforced beam is the utility model is related to, and applies this H types
Shaped steel-reinforced beam of steel.
Background technology
In recent years, as society is to large span, the demand in superelevation space, shaped steel-reinforced concrete structure（Also shaped steel is made to mix
Xtah Crude Clay structure）It is widely used in civil buildings.The advantages of shaped steel-reinforced concrete structure is to reduce concrete
Sectional dimension of members and distributed steel requirement.
Existing H profile steel-reinforced beam（Abbreviation section steel beam）, the drawknot for crossing shaped steel web is designed with beam
Muscle, at present main construction techniques have following two：
First, when section steel beam factory makes processing, according to the positioning of tension rib, drilled eye in shape steel web, and tension rib is worn
Cross eyelet colligation.Analyzed from loading angle, because tension rib quantity is more, is drilled in shaped steel web more, weaken shaped steel
The stress of the soffit of girder in itself in bore position, it is necessary to set up stiffener；After construction angle analysis, eyelet positioning, i.e. tension rib position
Put it has been determined that higher to beam waist muscle colligation positioning requirements, add difficulty of construction, at the same tension rib pass through eyelet after the other end it is curved
Hook is it is difficult to ensure that meet code requirement.
Second, tension rib is divided into two sections, welded respectively with shaped steel web in shape steel web both sides, the method is in web
Upper pad is more, adds the construction period, while weakens shaped steel web.
It is exactly traditional to cross H profile steel web tie bar structure and both ensure section steel beam and reinforcing bar so in summary
Quality, difficulty of construction is added again, extend the construction period, constantly increase especially with shaped steel-armored concrete beam span
Greatly, section steel beam processing and fabricating is caused constantly to increase with the difficulty of construction that beam steel bar colligation is combined.
Utility model content
The purpose of this utility model is to provide the shaped steel and shaped steel-reinforced beam that a kind of tension rib exempts to cross, and to solve
Certainly traditional H profile steel-armored concrete girder construction can not both ensure section steel beam and steel bar quality, add difficulty of construction again, prolong
The technical problem of construction period is grown.
To achieve the above object, the utility model adopts the following technical scheme that：A kind of tension rib exempts from the shaped steel crossed, including
There is H profile steel, it is characterised in that：Horizontal tension rib connection otic placode, the drawing are symmetrically welded and connected in the web both sides of H profile steel
Knot muscle connection otic placode be provided with along the high direction of H profile steel it is multiple rows of, and in tension rib connection otic placode along H profile steel length direction be provided with one
Row tension rib connecting hole.
Preferably, the left and right ends of the web of the H profile steel are provided with multiple web holes.
Preferably, four angles of the web of the H profile steel are all provided with jagged.
Preferably, hanger has been welded to connect it on the upper surface of the top flange plate of the H profile steel.
Preferably, 2~3 row's tension rib connection otic placodes are designed with along the high direction of H profile steel.
A kind of shaped steel-reinforced beam, including concrete and the shaped steel, the steel reinforcement cage that are cast in concrete, its feature
It is：The shaped steel is the shaped steel that tension rib exempts to cross；After tension rib one end in the steel reinforcement cage passes through tension rib connecting hole
It is fixedly connected with irony clip with tension rib connection otic placode, the beam waist muscle colligation in the other end and steel reinforcement cage is connected.
Preferably, the both ends of the tension rib are equipped with crotch, and one end of tension rib is hooked in tension rib by crotch and connected
Kong Zhonghou is fixedly connected with irony clip with tension rib connection otic placode, after the other end of tension rib is hooked on beam waist muscle by crotch
Connected with tied silk colligation.
The utility model has the characteristics that and beneficial effect compared with prior art：
The utility model welds tension rib connection otic placode in the web both sides of H profile steel（Steel plate）, in tension rib connection otic placode
According to tension rib diameter spacing（According to layout design tension rib position）Tension rib connecting hole is bored, for the colligation of tension rib, this
Kind structure can meet that design and construction require, due to not punched on web, ensure that the mechanical property of section steel beam.
On the premise of section steel beam mechanical property is not destroyed, the construction method that is combined to tension rib colligation with section steel beam
Have optimization, i.e., tension rib exempt from the shaped steel that crosses at the scene colligation tension rib when, tension rib one end with tension rib connection otic placode
Tension rib connecting hole colligation, the other end is connected with beam waist muscle colligation, so reinforcing bar colligation is got up very convenient, greatly reduces
Working procedure, the construction period is further shorten, improve speed of application.That is, compared with traditional construction technology, this
Utility model has saved labour cost, fee of material etc., it is often more important that reduces the field operation time, shortens the duration.
The shaped steel that tension rib described in the utility model exempts to cross makes processing one-shot forming in processing factory, because drilling is welded
Connect technique in processing factory to implement, so avoiding the construction technologies such as job site perforate welding first, be advantageous to control weld seam
Quality, ensure construction quality, next reduces on-site construction processes, reduces the Site Welding activity duration so that field operation
Operation becomes easy, greatly shortens the duration, also reduces the requirement to workmen again, can be that projects are created most
Big benefit.
Brief description of the drawings
The utility model is described in more detail below in conjunction with the accompanying drawings.
Fig. 1 is the main structure diagram of shaped steel that tension rib exempts to cross.
Fig. 2 is the overlooking the structure diagram of shaped steel that tension rib exempts to cross.
Fig. 3 is the left view structural representation of shaped steel that tension rib exempts to cross.
Fig. 4 is the schematic diagram of tension rib connection otic placode.
Fig. 5 is the section structure diagram of shaped steel-reinforced beam.
Reference：1- webs, 2- top flange plates, 3- bottom wings listrium, 4- tension ribs connection otic placode, 5- tension ribs
Connecting hole, 6- webs hole, 7- hangers, 8- breach, 9-H shaped steel, 10- concrete, 11- tension ribs, 12- beam waists muscle,
13- steel reinforcement cages, 14- irony clips.
Embodiment
For embodiment referring to shown in Fig. 1-4, this tension rib exempts from the shaped steel crossed, includes H profile steel 9.
Horizontal shaped steel otic placode 4, the tension rib connection otic placode 4 are symmetrically welded and connected in the both sides of web 1 of H profile steel 9
Along 9 high direction of H profile steel be provided with it is multiple rows of, and in tension rib connection otic placode 4 along the length direction of H profile steel 9 be provided with a line tension rib company
Connect hole 5.Preferably, 2~3 row's tension rib connection otic placodes 4 are designed with along 9 high direction of H profile steel.In the present embodiment, in H profile steel 9
Three pieces of tension rib connection otic placodes 4, the colligation for tension rib is respectively respectively welded in the both sides of web 1.
The left and right ends of the web 1 of the H profile steel 9 are provided with multiple web holes 6, and web hole 6 is used for Liang Yuliang connection,
I.e. two neighboring H profile steel is used after increasing stiffener on web both sides with high-strength bolt connection.Four angles of the web 1 of H profile steel 9 are equal
Provided with breach 8, breach 8 is used for the liner plate of the section steel beam stitching portion wing plate welded.Welded on the upper surface of the top flange plate 2 of H profile steel 9
Hanger 7 is connected in succession.
In the present embodiment, the making of tension rib connection otic placode 4：Tension rib 8~12mm of diameter, it is wide to choose 6mm thickness, 100mm
Steel plate, steel plate length depending on the length of H profile steel 9, according to layout design tension rib horizontal spacing requirement, with hollow magnetic drill
Tension rib connecting hole 5 is bored on steel plate, a diameter of 20mm~30mm of tension rib connecting hole 5, aperture horizontal spacing is 400mm,
Tension rib connecting hole 5 is bored to make to the other end since steel plate one end.
Preferably, that tension rib connection otic placode 4 is just completed in processing factory is welded to connect operation, i.e., is just made in processing factory
Complete the shaped steel that tension rib exempts to cross.Tension rib exempts from the making step of the shaped steel crossed：H profile steel selection → tension rib connection otic placode
Selection → tension rib connection otic placode drilling → be welded to connect in abdomen lining out → tension rib connection otic placode of H profile steel with H profile steel.
After tension rib connection otic placode 4 completes, according to positioning of the tension rib in beam（According to layout design tension rib
Positioned along deck-molding）, the web 1 of itself and H profile steel 9 is welded to connect, its idiographic flow is：H profile steel 9 is lain in solid smooth
On ground, the position measurement unwrapping wire of tension rib connection otic placode 4 is welded on the web 1 of H profile steel 9, it is ensured that tension rib connection otic placode 4
It is straight, position is accurate, after being accurately positioned, the multiple points of spot welding be used for fix tension rib connection otic placode 4, then protected with carbon dioxide
Shield weldering downhand welding welding, welding grade is two level, it is desirable to which weld seam is smoothly full, and such as finding that welding is unqualified should adjust immediately.
Referring to Fig. 5, shaped steel-the reinforced beam, including concrete 10 and be cast in concrete 10 shaped steel,
Steel reinforcement cage 13（Include beam main tendon, beam stirrup, tension rib 11 and beam waist muscle 12）, its Shaped Steel is the type that tension rib exempts to cross
Steel.
One end of tension rib 11 in the steel reinforcement cage 13 is connected after passing through tension rib connecting hole 5 with irony clip 14 and tension rib
Ear connecting plate 4 is fixedly connected, the colligation of beam waist muscle 12 in the other end and steel reinforcement cage 13 connects.Specifically, in the present embodiment, drawknot
The both ends of muscle 11 are equipped with crotch, and one end of tension rib 11 is hooked in tension rib connecting hole 5 by crotch uses irony clip 14 afterwards
It is fixedly connected with tension rib connection otic placode 4, the other end of tension rib 11 is hooked on beam waist muscle 12 by crotch uses tied silk colligation afterwards
Connection.
The construction method of above-mentioned shaped steel-reinforced beam, its step are as follows：
Step 1: the shaped steel that tension rib exempts to cross is lifted into position with tower crane, and it is welded and fixed.In the present embodiment, own
The tension rib shaped steel exempting to cross be satisfied by requirement using tower crane lifting, in the top flange plate 2 for the shaped steel that tension rib exempts to cross
Upper surface on be symmetrically welded two 80*80*20mm steel plate, steel plate centre-drilling hole, aperture 30mm, hanger 7 is made, is used for
Wear the lifting of tower crane steel wire rope.The bottom elevation for the shaped steel for exempting to cross according to tension rib determines that tension rib exempts from the support of shaped steel crossed
Frame absolute altitude, the section steel suspended for first exempting from tension rib to cross adjust horizontal level and beam or post junction kissing loaded on this support frame
Close, be then hung to installation site and be welded and fixed.Elder generation's spot welding is fixed during welding, and detection tension rib exempts from the angle and water of the shaped steel crossed
Pingdu, detection it is qualified after can full weld it is firm.After the shaped steel weld job that tension rib exempts to cross is completed, adjustment support frame to beam
Bottom, start the colligation of beam steel.
Step 2: banding steel cage 13, when the tension rib 11 in banding steel cage 13, one end of tension rib 11 is passed through
Tension rib exempts from the tension rib connecting hole 5 in the tension rib connection otic placode 4 on the shaped steel that crosses, is fixedly connected with irony clip 14,
The other end of tension rib 11 is connected with the colligation of beam waist muscle 12 in steel reinforcement cage 13.In the present embodiment, when beam main tendon stirrup colligation
After the completion of, during colligation tension rib 11, the length of tension rib is calculated according to the position of beam section size, tension rib connecting hole 5, is drawn
Tie 90 ° of 11 one end of muscle, 135 ° of crotch one end crotch, the one end of tension rib 11（90 ° of crotches）The drawing of pass-through steel beam web plate both sides welding
Tension rib connecting hole 5 in knot muscle connection otic placode 4 is fixedly connected with irony clip 14, the other end（135 ° of crotches）With beam waist muscle 12
Colligation connects, and realizes the design and construction requirement of tension rib, the same design drawing of tension rib spacing.
Above-mentioned two step can be summarized as, and after the shaped steel that tension rib exempts to cross machines acceptance(check), be transported to job site,
Lifted using tower crane and be connected with steel column or beam, then carry out the colligation of reinforcing bar.It is exactly in simple terms：Support frame sets up → drawknot
The shaped steel that muscle exempts to cross is lifted into shaped steel assembly → tension rib processing → tension rib construction that position → tension rib exempts to cross.
Step 3: install shaped steel-armored concrete beam forms.
Step 4: casting concrete 10.
In addition, the shaped steel that tension rib exempts to cross, which can also be all components, to be transported to after factory is machined by raw material
Job site, welding splicing assembling is carried out at the scene, it is very high so to do the requirement of machine-shaping to each component, so tension rib
The material for the shaped steel for exempting to cross with welding detection it should be noted that if there is component be transported to job site find it is unqualified, it is necessary to return
When factory does over again, it will have a strong impact on the duration.Therefore, the processing for the shaped steel that raw material are marched into the arena, tension rib exempts to cross, tension rib connect
Drilling and welding of otic placode 4 etc., it is necessary to strict implement check-for-acceptance system, to the tension rib engaging lug on the web 1 of H profile steel 9
The selection of plate 4, the size and location in the aperture of tension rib connecting hole 5, irony clip be fixedly connected quality and weldquality and
Mechanical property etc. does corresponding inspection, and carries out relevant position items experimental examination in advance, it is ensured that the items of all components of marching into the arena
Index meets the requirements.
The utility model is it is noted that several key technologies:（1）The control of the drilling quality of tension rib connection otic placode 4；（2）Drawknot
The control that muscle connecting hole 5 positions；（3）Tension rib connection otic placode 4 welds the control of flatness；（4）Tension rib connection otic placode 4 is welded
The control of weldquality；（5）The shaped steel lifting that tension rib exempts to cross lifts control in place；（6）Tension rib exempts from the shaped steel crossed
Splice the setting of temporary support in installation process；（7）The shaped steel that tension rib exempts to cross is welded to connect the control of quality；（8）Drawknot
Control of the muscle with tension rib connection otic placode 4 with the fixed mass of irony clip 14.
By taking certain engineering as an example, illustrate economic benefit of the present utility model, completion of being constructed per 1m shaped steel-beams of concrete can save
Expense is as follows：
Shaped steel drilling takes：1 × 2.5 × 3=5 yuan.
Steel plate welding takes：1 × 8 × 6=8 yuan.
Save reinforcing bar weight：0.1×2.5×3×12×12×0.00617=0.66636kg.
The engineering long 765m of syntype girder steel, above expense add up to（5+8）×765+0.66636×765×3500/1000
=11730 yuan.
Tension rib colligation labour cost：200 × 20 work=4000 yuan.
Duration benefit：8 days × 30,000 yuan=240,000 yuan.
Saving expense amounts to：11730 yuan+4000 yuan+18 ten thousand yuan=195730 yuan=25.57 ten thousand yuan.
Claims (7)
1. a kind of tension rib exempts from the shaped steel crossed, include H profile steel（9）, it is characterised in that：In H profile steel（9）Web（1）Two
Side is symmetrically welded and connected horizontal tension rib connection otic placode（4）, the tension rib connection otic placode（4）Along H profile steel（9）High direction
It is provided with multiple rows of, and tension rib connection otic placode（4）On along H profile steel（9）Length direction is provided with a line tension rib connecting hole（5）.
2. tension rib according to claim 1 exempts from the shaped steel crossed, it is characterised in that：The H profile steel（9）Web（1）
Left and right ends be provided with multiple web holes（6）.
3. tension rib according to claim 1 exempts from the shaped steel crossed, it is characterised in that：The H profile steel（9）Web（1）
Four angles be all provided with it is jagged（8）.
4. tension rib according to claim 1 exempts from the shaped steel crossed, it is characterised in that：The H profile steel（9）Top flange plate
（2）Upper surface on be welded to connect hanger（7）.
5. tension rib according to claim 1 exempts from the shaped steel crossed, it is characterised in that：Along H profile steel（9）High direction is designed with
2~3 row's tension rib connection otic placodes（4）.
6. a kind of shaped steel-reinforced beam, including concrete（10）Be cast in concrete（10）In shaped steel, steel reinforcement cage
（13）, it is characterised in that：The shaped steel is that the tension rib in claim 1-5 described in any one exempts from the shaped steel crossed；It is described
Steel reinforcement cage（13）In tension rib（11）One end passes through tension rib connecting hole（5）Irony clip is used afterwards（14）With tension rib engaging lug
Plate（4）It is fixedly connected, the other end and steel reinforcement cage（13）In beam waist muscle（12）Colligation connects.
7. shaped steel-reinforced beam according to claim 6, it is characterised in that：The tension rib（11）Both ends it is equal
Provided with crotch, tension rib（11) one end is hooked in tension rib connecting hole by crotch（5）In after use irony clip（14）With drawknot
Muscle connection otic placode（4）It is fixedly connected, tension rib（11）The other end beam waist muscle is hooked in by crotch（12）Tied silk colligation is used after upper
Connection.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720511760.8U CN206769195U (en) | 2017-05-10 | 2017-05-10 | Tension rib exempts from the shaped steel crossed and Steel Reinforced Concrete Beams |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720511760.8U CN206769195U (en) | 2017-05-10 | 2017-05-10 | Tension rib exempts from the shaped steel crossed and Steel Reinforced Concrete Beams |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110158857A (en) * | 2019-06-25 | 2019-08-23 | 北京市市政工程设计研究总院有限公司 | A kind of steel reinforced concrete beam column component stirrup arrangement construction |
| CN111424972A (en) * | 2020-04-16 | 2020-07-17 | 中国建筑第四工程局有限公司 | Method and structure for reinforcing ultra-large type steel concrete beam side mold |
| CN115419214A (en) * | 2022-09-29 | 2022-12-02 | 山东建筑大学 | Section steel concrete beam |
-
2017
- 2017-05-10 CN CN201720511760.8U patent/CN206769195U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110158857A (en) * | 2019-06-25 | 2019-08-23 | 北京市市政工程设计研究总院有限公司 | A kind of steel reinforced concrete beam column component stirrup arrangement construction |
| CN111424972A (en) * | 2020-04-16 | 2020-07-17 | 中国建筑第四工程局有限公司 | Method and structure for reinforcing ultra-large type steel concrete beam side mold |
| CN115419214A (en) * | 2022-09-29 | 2022-12-02 | 山东建筑大学 | Section steel concrete beam |
| CN115419214B (en) * | 2022-09-29 | 2024-05-28 | 山东建筑大学 | Profile steel concrete beam |
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