CN110359726A - With the anchorage for turning to pressing plate - Google Patents
With the anchorage for turning to pressing plate Download PDFInfo
- Publication number
- CN110359726A CN110359726A CN201910638295.8A CN201910638295A CN110359726A CN 110359726 A CN110359726 A CN 110359726A CN 201910638295 A CN201910638295 A CN 201910638295A CN 110359726 A CN110359726 A CN 110359726A
- Authority
- CN
- China
- Prior art keywords
- pressing plate
- plate
- frame
- anchorage
- frame anchor
- 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.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
Abstract
The present invention relates to technical fields engineering structure enhancing or reinforced, disclose a kind of anchorage of band steering pressing plate, it include: frame anchor plate, spacing bar and pressing plate, the spacing bar both ends are detachably connected on the frame of the frame anchor plate, the pressing plate is oppositely arranged with frame anchoring plate surface, forms the gap for pushing FRP sheet material to frame anchor plate bottom surface direction.In the present invention, requirement of the structure design in pressing plate and gap to construction and installation is lower, does not damage to ruggedized construction, construction period is relatively short, at low cost.
Description
Technical field
The present invention relates to technical field engineering structure enhancing or reinforced, in particular to a kind of band turns to the anchoring of pressing plate
Seat.
Background technique
Pre-stressed carbon fiber plate reinforcement technique (English name Technology of prestressed carbon fiber
Plate reinforcement) for applying prestressing force to carbon fiber sheet, the high epistasis of carbon fiber sheet can be made full use of
Can, while the water ratio limit stress distribution of carbon fiber sheet Yu concrete contact position can also be improved, and then carbon fiber is delayed to shell
From destruction.Carbon fiber sheet has that characteristics, pre-stressed carbon fiber plate reinforce skill from heavy and light, bearing capacity be big, antifatigue, corrosion-resistant etc.
Art can be widely used in enhancing or reinforce civil engineering structure (such as concrete structure, steel construction, timber structure), to improve work
The bearing capacity of journey structure, and prolong its service life, there are critically important social and economic benefits.But because of fiber-reinforced composite
Material (Fiber Reinforced Polymer/Plastic, FRP) sheet material is a kind of elastic material, is still maintained until destroying
Elasticity, therefore, any deviation of the FRP sheet material (such as: carbon fiber board) before stress all can cause FRP sheet material in its width direction
On uneven stress.In pre-stress FRP sheet material reinforcement technique, either work progress or in-service stage anchorage is all
Wherein important one of construction accessory.
To guarantee pre-stressed carbon fiber plate to the effective percentage of reinforcing or the enhancing of structure, need to guarantee FRP sheet material with wait reinforce
Body structure surface fitting, there is following two solution at present:
1, it slots in body structure surface, it will be in anchorage and fixture embedded groove；
2, press strip is installed on carbon fiber board, is bonded carbon plate with beam bottom.
Scheme 1 is constructed complexity, higher to installation requirement, and has certain damage to original structure, need in installation anchorage and
Structure is repaired after fixture, higher cost；Scheme 2 installs carbon fiber board press strip, needs to fix press strip bar planting, construction week
Phase is long.
Summary of the invention
The present invention proposes that a kind of band turns to the anchorage of pressing plate, solves FRP sheet material in the prior art and ruggedized construction surface
It is bonded encountered above-mentioned technical problem.
A kind of band of the invention turns to the anchorage of pressing plate, comprising: frame anchor plate, spacing bar and pressing plate, the limit
Position compression bar both ends are detachably connected on the frame of the frame anchor plate, and the pressing plate anchors that plate surface is opposite to be set with frame
It sets, forms the gap for pushing FRP sheet material to frame anchor plate bottom surface direction.
Wherein, the pressing plate is arranged in parallel with frame anchoring plate surface, and is spaced a predetermined distance with frame anchoring plate surface,
To form the gap, the gap is arranged diagonally downward.
Wherein, frame anchor plate one end is equipped with notch, and the pressing plate is oppositely arranged with frame anchoring plate surface, described
Pressing plate both ends are mounted on frame anchor plate across notch, pressing plate both ends, and pressing plate is kept to be spaced a predetermined distance with indentations bottom,
To form the gap.
Wherein, further includes: pressure block, the pressure block are located at frame anchor plate inside casing side, and shape on the pressure block
At the slot structure having for passing through FRP sheet material.
Wherein, the frame anchor plate and pressure block are integrally formed.
Wherein, the frame of the frame anchor plate is equipped with several bolts hole.
Wherein, the spacing bar is equipped with several through-holes.
It is of the invention with the anchorage of pressing plate is turned to since FRP sheet material is pressed downward by gap, change the extension side of FRP sheet material
To, so that FRP sheet material extends obliquely downward away, thus guarantee that the FRP sheet material extended out is bonded with to ruggedized construction surface,
Prestressed application efficiency is promoted, loss of prestress is reduced；And the structure in the pressing plate and gap design to construction and installation
It is required that it is lower, it does not damage to ruggedized construction, construction period is relatively short, at low cost；Pressing plate and frame anchor plate overall processing, essence
Letter structure, the process that reduces additional bar planting fixation clip, lifting construction efficiency.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 is the anchorage structural schematic diagram that a kind of band of the invention turns to pressing plate；
Fig. 2 is another anchorage (after installation anchorage) structural schematic diagram with steering pressing plate of the invention；
Fig. 3 is another of the invention with anchorage (after the installation anchorage) structural schematic diagram for turning to pressing plate；
Fig. 4 is the frame anchor plate structural schematic diagram with the anchorage for turning to pressing plate in Fig. 3.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The anchorage with steering pressing plate of the present embodiment is as shown in figures 1-4, comprising: frame anchor plate 1,3 and of spacing bar
Pressing plate 7.3 both ends of spacing bar are detachably connected on the frame of frame anchor plate 1, specifically, are pressed limit by bolt
The both ends of bar 3 are connected on the frame of frame anchor plate 1.Pressing plate 7 is oppositely arranged with 1 surface of frame anchor plate, formed for
Bottom surface (one side of installation opposite with the ruggedized construction surface) direction of frame anchor plate 1 pushes the gap of FRP sheet material, specifically,
Pressing plate 7 is equipped with screw hole, can be fastened by bolt and frame anchor plate 1, to push FRP sheet material.
When installation, frame anchor plate 1 is fixed on to the surface of engineering structure part that is enhanced or reinforcing, is put by anchorage 6
In the inside casing of frame anchor plate 1, the side inside casing of frame anchor plate 1 is withstood in one end, and anchorage 6 is for clamping FRP sheet material.Limit
Compression bar 3 pushes down anchorage 6 at the top of anchorage 6, and anchorage 6 is avoided to be subjected to displacement.Anchorage 6 and spacing bar 3 are primarily subjected to from FRP piece
The pretension of material, and the pretension is passed into frame anchor plate 1, then pretension redisperse is transmitted by frame anchor plate 1
Into engineering structure that is enhanced or reinforcing, to play the role of fixed pre-stress FRP sheet material, it is pre- to realize FRP sheet material
The reliable and effective transmitting of pulling force.
Anchorage 6 fixes FRP sheet material, and FRP sheet material passes through pressing plate 7 and the gap on 1 surface of frame anchor plate stretches away, due to
FRP sheet material is pressed downward by gap, changes the extending direction of FRP sheet material, so that FRP sheet material extends obliquely downward away, to protect
It demonstrate,proves the FRP sheet material extended out to be bonded with to ruggedized construction surface, promotes prestressed application efficiency, reduce loss of prestress.
And requirement of the design structure in pressing plate 7 and gap to construction and installation is lower, does not damage to ruggedized construction, construction period is opposite
It is shorter, it is at low cost；Pressing plate and frame anchor plate overall processing, have simplified structure, the process for reducing additional bar planting fixation clip mentions
Rise construction efficiency.
In the present embodiment, the gap for pushing down FRP sheet material can be structure as illustrated in fig. 1 and 2, pressing plate 7 and frame
1 surface of anchor plate is arranged in parallel, and is spaced a predetermined distance with 1 surface of frame anchor plate (depending on FRP sheet thickness), with shape
At the gap.After FRP sheet material passes through gap, pressing plate 7 and frame anchor plate 1 are passed through with bolt and is tightened, thus by FRP sheet material
It is pressed in gap.The gap is arranged diagonally downward, downwardly against FRP sheet material.In the structure, before pressing plate 7 and frame anchor plate 1
Side pressure is closed, and is tightly combined, is bonded FRP sheet material closely with strong component to be added.
As shown in Figures 3 and 4, the gap for pushing down FRP sheet material can also be another structure, 1 one end of frame anchor plate
Equipped with notch 11, pressing plate 7 is oppositely arranged with 1 surface of frame anchor plate, and 7 both ends of pressing plate are mounted on across notch 11,7 both ends of pressing plate
On frame anchor plate 1, and pressing plate 7 and 11 bottom interval predetermined distance d of notch (depending on FRP sheet thickness) are kept, thus
The gap for pushing down FRP sheet material is formed at notch 11.In the structure, 1 future insufficiency 11 of frame anchor plate, FRP sheet material peace
Dress is convenient, and FRP sheet material angle change is relatively slow, avoids stress concentration that FRP sheet material is caused to damage.
As shown in Fig. 2, with the anchorage for turning to pressing plate further include: pressure block 2, pressure block 2 are located at 1 inside casing of frame anchor plate
Side, and the slot structure 21 for passing through FRP sheet material is formed on pressure block 2.It installs rear anchorage 6 and withstands frame anchor plate
The pressure block 2 of 1 inside casing side and the side, to enhance the bearing strength of the inside casing side of frame anchor plate 1.
In the present embodiment, 1 inside casing side of frame anchor plate is used to accept end face (or 1 inside casing one of frame anchor plate of anchorage 6
For accepting the end face of anchorage 6 on the pressure block 2 of side and the side) it can be cambered surface, what certain anchorage 6 was in contact with above-mentioned end face
Face is also cambered surface, and two cambered surfaces are tangent, and tangent arcwall face enables anchorage 6 in certain angle range inward turning modulation section, from
And the construction smaller error of bring is compensated, keep carbon plate stress more reasonable.The above-mentioned end face for accepting anchorage 6 can be arbitrarily
Shape, with specific reference to the decision of the shape of 6 phase-contact surface of anchorage, such as: plate anchor, wedge-shaped anchor, special-shaped anchor structure etc..
Further, both frame anchor plate 1 and pressure block 2 are integrally formed, such as: integrated moulding by casting, so that whole
Structure is firmer, and certainly, frame anchor plate 1 and pressure block 2 can also be processed respectively, is then welded to connect.
In the present embodiment, if the engineering structure that frame anchor plate 1 is wanted and is enhanced or reinforces is metal structure, it can lead to
Crossing the engineering structure that the mode welded connects, but is commonly enhanced or reinforces is reinforced concrete structure, therefore, frame anchor plate
1 frame is equipped with several bolts hole 4, for being connected frame anchor plate 1 and engineering structure that is enhanced or reinforcing by bolt
It connects.The size of frame anchor plate 1 and the number of bolt hole 4 are determined all in accordance with the size of engineering structure that is enhanced or reinforcing.
Preferably to transmit prestressing force, the position that spacing bar 3 is pressed on anchorage 6 be possible to just with the spiral shell on anchorage 6
Bolt conflict, therefore, spacing bar 3 are equipped with several through-holes 5, for accommodating the bolt on anchorage 6.3 numbers of spacing bar and its
Size and structure determination of the number of upper through-hole 5 all in accordance with anchorage 6.
In the present embodiment, the outline border shape of frame anchor plate 1 can be rectangle, chamfering rectangle, round rectangle or frame and be
The shapes such as arc.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (7)
1. the anchorage that a kind of band turns to pressing plate characterized by comprising frame anchor plate, spacing bar and pressing plate, the limit
Position compression bar both ends are detachably connected on the frame of the frame anchor plate, and the pressing plate anchors that plate surface is opposite to be set with frame
It sets, forms the gap for pushing FRP sheet material to frame anchor plate bottom surface direction.
2. as described in claim 1 with the anchorage for turning to pressing plate, which is characterized in that the pressing plate and frame anchor plate surface
It is arranged in parallel, and is spaced a predetermined distance with frame anchoring plate surface, to form the gap, the gap is arranged diagonally downward.
3. as described in claim 1 with the anchorage for turning to pressing plate, which is characterized in that frame anchor plate one end, which is equipped with, to be lacked
Mouthful, the pressing plate is oppositely arranged with frame anchoring plate surface, and the pressing plate both ends are mounted on frame anchor across notch, pressing plate both ends
In solid plate, and pressing plate is kept to be spaced a predetermined distance with indentations bottom, to form the gap.
4. the anchorage that band according to any one of claims 1 to 3 turns to pressing plate, which is characterized in that further include: pressure-bearing
Block, the pressure block is located at frame anchor plate inside casing side, and the slot for passing through FRP sheet material is formed on the pressure block
Structure.
5. as claimed in claim 4 with the anchorage for turning to pressing plate, which is characterized in that the frame anchor plate and pressure block one
It is body formed.
6. the anchorage that band according to any one of claims 1 to 3 turns to pressing plate, which is characterized in that the frame anchoring
The frame of plate is equipped with several bolts hole.
7. the anchorage that band according to any one of claims 1 to 3 turns to pressing plate, which is characterized in that the spacing bar
It is equipped with several through-holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910638295.8A CN110359726A (en) | 2019-07-16 | 2019-07-16 | With the anchorage for turning to pressing plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910638295.8A CN110359726A (en) | 2019-07-16 | 2019-07-16 | With the anchorage for turning to pressing plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110359726A true CN110359726A (en) | 2019-10-22 |
Family
ID=68219531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910638295.8A Pending CN110359726A (en) | 2019-07-16 | 2019-07-16 | With the anchorage for turning to pressing plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110359726A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113152920A (en) * | 2021-04-08 | 2021-07-23 | 东南大学 | Prestressed FRP plate steering device and steering method |
| CN113431365A (en) * | 2021-06-30 | 2021-09-24 | 中国建筑第八工程局有限公司 | Connecting structure of anchor device and member of FRP plate and using method of connecting structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204386036U (en) * | 2015-01-06 | 2015-06-10 | 重庆交通大学 | A kind of pre-stressed carbon fiber beaverboard anchorage |
| CN206053134U (en) * | 2016-08-17 | 2017-03-29 | 柳州比石安建筑机械有限公司 | Self-positioning carbon fiber board fixing end anchorage bearing |
| CN207205645U (en) * | 2017-06-15 | 2018-04-10 | 安徽蓝华金属科技股份有限公司 | A kind of compact flexible welding clamp |
| CN207273055U (en) * | 2017-08-14 | 2018-04-27 | 宁波巧艺汽车装备有限公司 | A kind of flange is pre-positioned clamping device |
| CN108843037A (en) * | 2018-06-07 | 2018-11-20 | 桂林理工大学 | A kind of prestressed fiber cloth reinforced girder tensioning anchor and its construction method |
-
2019
- 2019-07-16 CN CN201910638295.8A patent/CN110359726A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204386036U (en) * | 2015-01-06 | 2015-06-10 | 重庆交通大学 | A kind of pre-stressed carbon fiber beaverboard anchorage |
| CN206053134U (en) * | 2016-08-17 | 2017-03-29 | 柳州比石安建筑机械有限公司 | Self-positioning carbon fiber board fixing end anchorage bearing |
| CN207205645U (en) * | 2017-06-15 | 2018-04-10 | 安徽蓝华金属科技股份有限公司 | A kind of compact flexible welding clamp |
| CN207273055U (en) * | 2017-08-14 | 2018-04-27 | 宁波巧艺汽车装备有限公司 | A kind of flange is pre-positioned clamping device |
| CN108843037A (en) * | 2018-06-07 | 2018-11-20 | 桂林理工大学 | A kind of prestressed fiber cloth reinforced girder tensioning anchor and its construction method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113152920A (en) * | 2021-04-08 | 2021-07-23 | 东南大学 | Prestressed FRP plate steering device and steering method |
| CN113431365A (en) * | 2021-06-30 | 2021-09-24 | 中国建筑第八工程局有限公司 | Connecting structure of anchor device and member of FRP plate and using method of connecting structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8966862B2 (en) | Large scale concrete girder using UHPC member as form and structural element and its manufacturing method | |
| CN110359726A (en) | With the anchorage for turning to pressing plate | |
| CN109881842A (en) | A kind of FRP sheet material change chucking power wave-shaped splint anchor | |
| CN109435019A (en) | Prefabricated superimposed sheet, which is poured, to be poured with mold frame and prefabricated superimposed sheet and is used mold | |
| KR20070003424A (en) | Polygonal frp tendons and the anchors for them | |
| CN109113263A (en) | Construction method for reinforcing steel structure beam or column | |
| CN101942812A (en) | Bridge reinforcing method | |
| KR101186273B1 (en) | Manufacturing method for preflex composite beam girder of reinforced stiffness | |
| KR100626230B1 (en) | Fixing device of composite fiber plate | |
| KR101328699B1 (en) | Prestressed girder | |
| CN110359727A (en) | Frame anchorage | |
| KR101184762B1 (en) | Prestressed H-section steel beam | |
| CN220978932U (en) | Composite cloth mechanical anchorage device and tensioning anchorage system | |
| CN110359725A (en) | Convenient for the frame anchorage of anchorage limit | |
| US11326347B2 (en) | Anchor system for fiber reinforced polymers | |
| CN113152920B (en) | Prestressed FRP plate steering device and steering method | |
| KR200348999Y1 (en) | Dubel for composite structure | |
| US10323427B2 (en) | Anchorage device | |
| KR100568903B1 (en) | Composite Deck having Shear Connector using Hybrid Fiber Reinforced Plastics | |
| CN211736481U (en) | Carbon fiber plate anchorage device | |
| CN212774310U (en) | Corrugated steel lining sheet | |
| CN219137364U (en) | Connection structure and corresponding corrugated steel web combined box girder | |
| CN208184269U (en) | A kind of pre-stressed carbon fiber plate system reinforced for T beam | |
| KR102318867B1 (en) | Bracing composite precast deckplate and Slab construction method using it | |
| CN105569272B (en) | Pawl type carbon beaverboard anchorage |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191022 |
|
| RJ01 | Rejection of invention patent application after publication |