CN205444968U - Bar planting anchor structure - Google Patents
Bar planting anchor structure Download PDFInfo
- Publication number
- CN205444968U CN205444968U CN201521116883.9U CN201521116883U CN205444968U CN 205444968 U CN205444968 U CN 205444968U CN 201521116883 U CN201521116883 U CN 201521116883U CN 205444968 U CN205444968 U CN 205444968U
- Authority
- CN
- China
- Prior art keywords
- bar planting
- bar
- anchor structure
- implantation
- reinforcing bar
- 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
- 230000003014 reinforcing Effects 0.000 claims abstract description 31
- 238000002513 implantation Methods 0.000 claims abstract description 15
- 239000000853 adhesive Substances 0.000 claims description 12
- 230000001070 adhesive Effects 0.000 claims description 12
- 238000004873 anchoring Methods 0.000 claims description 12
- 238000010276 construction Methods 0.000 abstract description 7
- 239000003292 glue Substances 0.000 abstract description 3
- 238000005553 drilling Methods 0.000 abstract 3
- 239000004567 concrete Substances 0.000 description 9
- 241000196324 Embryophyta Species 0.000 description 8
- 238000005452 bending Methods 0.000 description 7
- 239000007943 implant Substances 0.000 description 6
- 210000003205 Muscles Anatomy 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 2
- 240000004713 Pisum sativum Species 0.000 description 1
- 235000010582 Pisum sativum Nutrition 0.000 description 1
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 102100000672 SMPX Human genes 0.000 description 1
- 108060007673 SMPX Proteins 0.000 description 1
- 230000002742 anti-folding Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000002349 favourable Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The utility model relates to a bar planting anchor structure, including setting up on the frame roof beam, being equipped with anchor end's implantation reinforcing bar, set up in the implantation node area territory of frame post, can hold the bar planting drilling that anchor end and bar planting were glued, wherein anchor end with bar planting drilling is equipped with specific inclination. Adopt bar planting anchor structure, have the operation of being convenient for, can effectively improve beam -ends hogging moment bearing capacity, and guarantee construction quality's bar planting anchor structure's advantage easily to the bar planting glue nos excessive, in bar planting drilling the distribution evenly, construction quality obtains further guarantee.
Description
Technical field
This utility model belongs to connection by post-installed fastenings member arts, is specifically related to a kind of plant anchor structure.
Background technology
In some engineering projects, owing to the change of later stage structure service load causes frame beam-ends hogging moment the situation of Lack of support occur, need for this it is carried out consolidation process.
Enlargement of Section is to reinforce the method (being exactly the sectional dimension strengthening component) that beam-ends hogging moment is more common at present, and its newly-increased reinforcing bar generally uses tendon-planted craft." bar planting " is the abbreviation of " chemically-planted steel bar ", also " effective reinforcement " it is, it it is the wide variety of a kind of connection by post-installed fastenings technology of China's engineering circles, it it is the chemical adhesive using high intensity, reinforcing bar, screw rod etc. is made to be acted on locking key (interlock) by bonding with concrete, to realize connected piece is produced bond stress, thus reach pre-buried effect.After construction produce high-bearing capacity, be not likely to produce displacement, extract, can be used for various reinforcing bar, screw rod need take root in place of.Its favorable sealing property, it is not necessary to do any water-proofing treatment.Fixed by then passing through chemical adhesion, not only base material will not be produced expansion damage, be more suitable for back gauge, closely spaced position.And structure is had strengthening action, the bending resistance between concrete, anti-folding, the performance of shearing stress can be increased, easy construction is rapid, security compliance environmental requirement, be reinforced concrete structure change in architectural engineering, add, one of the most efficient method reinforced.
Reinforcing afterframe beam-ends bearing capacity and joint cores anti-seismic performance and have direct relation with beam-ends Bar Anchorage performance, therefore the effect of bar planting is particularly important.Regular reinforcement chemical anchors fixed end level implants node region, and anchoring adhesive it may happen that excessive, and exists anchoring adhesive situation pockety during solidifying；If it is excessive that Bar Anchorage end implants frame joint bending angle, then bending place, longitudinal direction anchor bar end, back portion will produce moderate finite deformation because of bending before bearing structural load, strain is caused to be concentrated, it is unfavorable for that the later stage preferably plays its loading characteristic, may cause implanting the too early yield failure in vertical muscle bending place.
Utility model content
For defect present in prior art, the purpose of this utility model be to provide a kind of convenient to operate, Negative Flexural Strength of Beams Including, anchoring adhesive can be effectively improved without excessive and be easily guaranteed that the plant anchor structure of construction quality.
For reaching object above, the technical solution adopted in the utility model is: a kind of plant anchor structure, including the implantation reinforcing bar being arranged on Vierendeel girder, being provided with anchored end, being arranged on the implantation node region of frame column, can accommodate the bar planting boring of described anchored end and anchoring adhesive, wherein said anchored end and described bar planting boring are provided with certain tilt angle.
Further, the opening of described bar planting boring uses the upper setting preventing described anchoring adhesive from omitting.
Further, the angle ranging from 15 °.
Further, the additional hooping being arranged on described implantation reinforcing bar is also included.
The beneficial effects of the utility model have following some:
1. use tendon-planted craft increasing section reinforcing edge framework beam-ends, solve the fault of construction of frame beam-ends hogging moment Lack of support；
The bar planting boring that 2.15 ° of angles of inclination are arranged effectively overcomes the defect that chemically-planted steel bar glue is the most excessive, and anchoring adhesive is evenly distributed in bar planting is holed, and reduces and implant small during anchoring adhesive solidifies of reinforcing bar and loosen；
3. pair implantation Bar Anchorage end carries out 15 ° of bendings, is unlikely to cause implantation reinforcing bar bending place large strain to concentrate, preferably plays Vierendeel girder and indulge muscle by curved loading characteristic；
4. construction technology is simple, reinforces cost.
Accompanying drawing explanation
Fig. 1 is the structure chart of plant anchor structure described in this utility model detailed description of the invention；
Fig. 2 is the profile of the Vierendeel girder not carrying out bar planting reinforcing；
Fig. 3 is the profile that employing plant anchor structure provided by the utility model carries out the Vierendeel girder of bar planting reinforcing；
In figure: 1-frame column, 2-Vierendeel girder, 3-additional hooping, 4-implants reinforcing bar, and 5-bar planting is holed, and 6-Vierendeel girder indulges muscle, 7-Vierendeel girder stirrup.
Detailed description of the invention
With embodiment, this utility model is further described below in conjunction with the accompanying drawings.
As it is shown in figure 1, a kind of plant anchor structure, including on the Vierendeel girder 2 being arranged on level, be provided with the implantation reinforcing bar 4 of anchored end；It is arranged on the additional hooping 3 implanted on reinforcing bar 4；The bar planting boring 5 of the implantation node region that is arranged on vertical frame column 1 (with the link position of the Vierendeel girder 2 of level), bar planting boring 5 can accommodate and implant the anchored end of reinforcing bar 4 and the anchoring adhesive of bonding reinforcing bar, anchored end and the bar planting boring 5 of wherein implanting reinforcing bar 4 are provided with certain tilt angle.In this example, this angle is 15 °, the angle i.e. implanted between the anchored end (after bending) of reinforcing bar 4 and the axis implanting reinforcing bar 4 is 15 ° (axis is horizontal linear), and the angle between bar planting boring 5 and the axis implanting reinforcing bar 4 is 15 °.
The anchored end implanting reinforcing bar 4 bends 15 °, on the premise of meeting reinforcing steel bar bear feature, guarantees that the beam implanting reinforcing bar 4 indulges muscle reasonable stress, power transmission clearly reliably simultaneously, makes marginal frame beam 1 meet the requirement of bearing capacity.
Finally illustrate a kind of plant anchor structure provided by the utility model concrete operations when reinforcing.
First pass through calculating and determine increasing section back rest sectional dimension and reinforcing bar amount, then framework beam-ends bar planting is reinforced and maintenance.Concrete operation step is as follows:
(1) pick and dig end face and the side concrete of Vierendeel girder 2 to be reinforced, indulge muscle 6 and Vierendeel girder stirrup 7 (see Fig. 2) to exposing original Vierendeel girder；
(2) according to embedding re-bar technique, concrete structure reinforcement and post-anchoring technology regulatory requirements, the implantation node region at frame column 1 is drilled with bar planting boring 5 (rotating 15 ° with Vierendeel girder 2 top to frame column 1 to hole at frame column 1 root) for boring direction；
(3) dust stratification in loose concrete layer, concrete residue and bar planting boring 5 during chisel is picked in cleaning；
(4) anchoring adhesive is injected in bar planting boring 5, by the bar planting boring 5 implanting the anchored end implantation frame column 1 that reinforcing bar 4 bends, it is ensured that chemically-planted steel bar glue pours into quality and implantation reinforcing bar 4 did not loosened in 24 hours；
(5) as shown in Figure 3, can preferably collaborative work for guaranteeing to implant reinforcing bar 4 and original reinforcing bar in Vierendeel girder 2, arranging U-shaped additional hooping 3 (U-shaped additional hooping 3 is identical with original Vierendeel girder stirrup 7 diameter) to weld with original Vierendeel girder stirrup 7, fusion length meets welding requirements；
(6) after on New-old concrete contact surface, watering is moistening, sectional dimension after extremely increasing higher than the pea gravel concreten pouring of former frame beam column grade by intensity.
Device described in the utility model is not limited to the embodiment described in detailed description of the invention, and those skilled in the art draw other embodiment according to the technical solution of the utility model, also belongs to technological innovation scope of the present utility model.
Claims (4)
1. a plant anchor structure, including being arranged on the implantation reinforcing bar (4) that Vierendeel girder (2) is upper, be provided with anchored end, it is arranged on the implantation node region of frame column (1), bar planting boring (5) of described anchored end and anchoring adhesive can be accommodated, it is characterized in that: described anchored end and described bar planting boring (5) are provided with certain tilt angle.
2. plant anchor structure as claimed in claim 1, is characterized in that: the opening of described bar planting boring (5) uses the upper setting preventing described anchoring adhesive from omitting.
3. plant anchor structure as claimed in claim 1, is characterized in that: the angle ranging from 15 °.
4. the plant anchor structure as described in claim 1 or 3, is characterized in that: also include the additional hooping (3) being arranged on described implantation reinforcing bar (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521116883.9U CN205444968U (en) | 2015-12-29 | 2015-12-29 | Bar planting anchor structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521116883.9U CN205444968U (en) | 2015-12-29 | 2015-12-29 | Bar planting anchor structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205444968U true CN205444968U (en) | 2016-08-10 |
Family
ID=56572051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521116883.9U Expired - Fee Related CN205444968U (en) | 2015-12-29 | 2015-12-29 | Bar planting anchor structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205444968U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107060362A (en) * | 2017-03-21 | 2017-08-18 | 武汉大学 | Beams of concrete hogging moment area ruggedized construction based on pre-stressed steel plate |
| CN113898204A (en) * | 2021-10-26 | 2022-01-07 | 中建八局天津建设工程有限公司 | Reinforcing structure of frame beam and reinforcing method thereof |
| CN114150887A (en) * | 2021-06-17 | 2022-03-08 | 黑龙江省建工集团有限责任公司 | Construction process for reinforcing and reforming old house |
| CN114215380A (en) * | 2021-12-25 | 2022-03-22 | 金瀚建设有限公司 | Lengthening construction method for existing building raft foundation |
-
2015
- 2015-12-29 CN CN201521116883.9U patent/CN205444968U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107060362A (en) * | 2017-03-21 | 2017-08-18 | 武汉大学 | Beams of concrete hogging moment area ruggedized construction based on pre-stressed steel plate |
| CN114150887A (en) * | 2021-06-17 | 2022-03-08 | 黑龙江省建工集团有限责任公司 | Construction process for reinforcing and reforming old house |
| CN113898204A (en) * | 2021-10-26 | 2022-01-07 | 中建八局天津建设工程有限公司 | Reinforcing structure of frame beam and reinforcing method thereof |
| CN114215380A (en) * | 2021-12-25 | 2022-03-22 | 金瀚建设有限公司 | Lengthening construction method for existing building raft foundation |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160810 Termination date: 20211229 |