CN207277886U - A kind of double-layer prestressed carbon fiber board hardened system - Google Patents
A kind of double-layer prestressed carbon fiber board hardened system Download PDFInfo
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- CN207277886U CN207277886U CN201721318275.5U CN201721318275U CN207277886U CN 207277886 U CN207277886 U CN 207277886U CN 201721318275 U CN201721318275 U CN 201721318275U CN 207277886 U CN207277886 U CN 207277886U
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Abstract
The utility model provides a kind of double-layer prestressed carbon fiber board hardened system, it includes fixing end anchorage, stretching end anchorage, mobile steering head, fixed steering head, end plate, tensioning threaded rod, jack and waveform anchor head, fixing end anchorage and stretching end anchorage are fixed on by crab-bolt and are reinforced body surface, the both ends of double-deck carbon fiber board are separately fixed on two waveform anchor heads, stretching end anchorage is located between mobile steering head and end plate, jack is resisted against between stretching end anchorage and end plate, fixed steering head is fixedly connected on fixing end anchorage by crab-bolt, two tensioning threaded rods being arranged in parallel sequentially pass through end plate, stretching end anchorage and mobile steering head, waveform anchor head has three layers of clamping plate for being used to clamp carbon fiber board.After the reinforcing of double-layer prestressed carbon fiber board, it is reinforced object cracking load and is improved, overall bending stiffness is improved, and is improved the tensile strength of hardened system, is increased use scope.
Description
Technical field
The utility model belongs to carbon fiber board applied technical field, is related to a kind of double-layer prestressed carbon fiber board and reinforces system
System.
Background technology
Concrete steel building, which is reinforced, using pre-stressed carbon fiber material can give full play to the height of fibrous material
Powerful feature, improves bending stiffness, cracking, yield load and the ultimate bearing capacity of its structure, it is excellent to improve the fatigue life of component etc.
Point.In recent years, the research on pre-stressed carbon fiber plate reinforcement technique is more and more, becomes the research hotspot in reinforcement technique field
And forward position.So far, research carries out reinforcement experiment and research using tensioning individual layer carbon fiber board mostly both at home and abroad, but for big
Across footpath bridge structure and the less structure of beam base space, according to individual layer pre-stressed carbon fiber plate, allow to arrange on narrow space
Carbon fiber board quantity it is few, thus the prestress value that can apply is small, consolidation effect unobvious, does not reach design requirement, at this time, such as
Fruit can be reinforced using double-deck or multilayer carbon fiber board, and under the conditions of same reinforcing, its reinforcing amount bigger, can apply pre-
Stress higher, it is easier to meet actual demands of engineering.
Utility model content
The purpose of this utility model is that there are the above problem for existing technology, it is proposed that a kind of double-layer prestressed carbon is fine
Plate hardened system is tieed up, the carbon fiber board that can be stacked up two layers clamps at the same time, improves the tensile strength of hardened system,
Waveform anchor head adds degree of being connected firmly at the same time.
The purpose of this utility model can be realized by following technical proposal：A kind of double-layer prestressed carbon fiber board reinforces system
System, it is characterised in that it includes fixing end anchorage, stretching end anchorage, mobile steering head, fixed steering head, end plate, tensioning
Threaded rod, jack and waveform anchor head, fixing end anchorage and stretching end anchorage are fixed on by crab-bolt and are reinforced object
Surface, the both ends of double-deck carbon fiber board are separately fixed on two waveform anchor heads, stretching end anchorage be located at mobile steering head and
Between end plate, jack is resisted against between stretching end anchorage and end plate, and fixed steering head is fixedly connected on fixation by crab-bolt
Anchorage is held, two tensioning threaded rods being arranged in parallel sequentially pass through end plate, stretching end anchorage and mobile steering head, tensioning spiral shell
The both ends of rasp bar are equipped with locking nut, and the side passed through for double-deck carbon fiber board is provided with fixed steering head and mobile steering head
Shape groove, a waveform anchor head lean with mobile steering head, another waveform anchor head leans with fixed steering head, waveform anchor head
The arc-shaped abutment face of indent is respectively provided with arc-shaped abutment face one with evagination, fixed steering head and mobile steering head
Two, the waveform anchor head has three layers of clamping plate for being used to clamp carbon fiber board, and clamping plate has waveform clamping face, double-deck carbon fiber
Plate is separately positioned between clamping plate, and fixation is bolted in triple laminate.
Two carbon fiber boards can be stacked by this double-layer prestressed carbon fiber board hardened system carries out tensioning, passes through
After double-layer prestressed carbon fiber board is reinforced, it is reinforced object cracking load and is improved, overall bending stiffness is improved, and is improved
The tensile strength of hardened system, increases use scope.
Further, stretching end anchorage includes bottom plate, stress push plate and reinforcing plate, and some anchor holes are provided with bottom plate, by
The through hole for being provided with plate and being passed through for tensioning threaded rod is pushed, stress push plate is vertically fixed on bottom plate and offsets with jack one end
Lean on, reinforcing plate is vertically connected at bottom plate and stress push plate.
Further, the abutment face one and abutment face two are the cambered surface on isometrical circle.Waveform anchor head can be along admittedly
Determine steering head or mobile steering head smoothly sliding, without swinging or rocking, by tapping waveform anchor head, adjusted with this
Double-deck carbon fiber board is saved to suitable angle.
Further, the waveform anchor head is square bulk, is highly 3-5cm, the clamping plate thickness in intermediate layer is less than outer layer
Clamping plate.Whole waveform anchor head is completed by a monoblock steel by linear cutter.
Further, steel bonding glue is scribbled on the waveform clamping face.Steel bonding glue first can be just coated in workshop,
Double-deck carbon fiber board is installed again, waveform anchor head is clamped double-deck carbon fiber board more securely, is finally carried to again
Construction site carries out integral installation.
Further, the tensioning threaded rod is connected with the locking nut to lean with stretching end anchorage, the locking
Nut is located at the side by proximal plate., can be by this locking nut screwing, it is possible to remove end plate after jack completes tensioning
With jack.
Further, snap-gauge is equipped with the double-deck carbon fiber board between fixing end anchorage and stretching end anchorage, is blocked
Plate is by anchor bolts on object is reinforced.Snap-gauge is pressed in double-deck carbon fiber board upper surface, enables double-deck carbon fiber board tightly
It is attached to and is reinforced body surface.
Further, the reinforcing plate has two pieces, is connected to the both ends of stress push plate.
Further, fixed steering head and mobile steering head are that two briquettings symmetrical above and below are composed.
Compared with prior art, this double-layer prestressed carbon fiber board hardened system has the following advantages：
1. there is waveform anchor head, for clamping double-deck carbon fiber board, the contact surface increase of waveform anchor head and carbon fiber board, folder
Clamp force bigger, connects than stronger.
2. waveform anchor head front end has arc-shaped abutment face one, fixed steering head and mobile steering head are respectively provided with arc-shaped
Abutment face two, the setting angle of waveform anchor head can be adjusted after cooperation.
3. due to the prestretching force value higher that double-deck carbon fiber board can apply, component load-bearing ability is remarkably improved, improves structure
Part rigidity, reduces deformation of the component within service stage, gives full play to the longitudinal tensile strength of carbon fiber board, carbon fiber board with by
Reinforcing bar is drawn to have similar working performance, the imposed load of energy shared service stage.
4. under same anchor measure, the stress distribution that it can apply is higher, and applicability is stronger, and same
Under stress distribution, the safety stock of double-deck carbon fiber board is higher.
5. if do pre-stressed carbon fiber plate in the carbon plate of 3mm~4mm thickness with thickness in monolayer, transport is a problem, because
Too thick carbon fiber board can not crimp transport, but double-deck carbon fiber board is added up if thickness reaches 3mm~4mm, can not only
Separate to realize curling transport, and can also reach prestress value requirement altogether.
Brief description of the drawings
Fig. 1 is the structure diagram of double-layer prestressed carbon fiber board hardened system.
Fig. 2 is the structure diagram of fixing end anchorage.
Fig. 3 is the side structure schematic view of waveform anchor head.
Fig. 4 is the structure diagram of stretching end anchorage.
Fig. 5 is the structure diagram of fixed steering head.
In figure, 1, fixing end anchorage；2nd, stretching end anchorage；3rd, mobile steering head；4th, fixed steering head；5th, end plate；
6th, tensioning threaded rod；7th, jack；8th, waveform anchor head；9th, crab-bolt；10th, double-deck carbon fiber board；11st, locking nut；12nd, it is square
Groove；13rd, abutment face one；14th, abutment face two；15th, clamping plate；16th, waveform clamping face；17th, bottom plate；18th, stress push plate；19th, add
Strong plate；20th, anchor hole；21st, through hole；22nd, snap-gauge.
Embodiment
As shown in Figs. 1-5, this double-layer prestressed carbon fiber board hardened system includes fixing end anchorage 1, stretching end anchors
Seat 2, mobile steering head 3, fixed steering head 4, end plate 5, tensioning threaded rod 6, jack 7 and waveform anchor head 8, fixing end anchorage
1 and stretching end anchorage 2 be fixed on by crab-bolt 9 and be reinforced body surface, the both ends of double-deck carbon fiber board 10 are fixed respectively
On two waveform anchor heads 8.Stretching end anchorage 2 is located between mobile steering head 3 and end plate 5, and jack 7 is resisted against stretching end
Between anchorage 2 and end plate 5, fixed steering head 4 is fixedly connected on fixing end anchorage 1 by crab-bolt 9.Two pieces are arranged in parallel
Tensioning threaded rod 6 sequentially passes through end plate 5, stretching end anchorage 2 and mobile steering head 3, and the both ends of tensioning threaded rod 6 are equipped with lock
Tight nut 11.
The square groove 12 passed through for double-deck carbon fiber board 10, a ripple are provided with fixed steering head 4 and mobile steering head 3
Shape anchor head 8 leans with mobile steering head 3, another waveform anchor head 8 leans with fixed steering head 4.Fixed steering head 4 and shifting
Dynamic steering head 3 is that two briquettings symmetrical above and below are composed.
Waveform anchor head 8 has the arc-shaped abutment face 1 of evagination, has on fixed steering head 4 and mobile steering head 3
There are the arc-shaped abutment face 2 14 of indent, abutment face 1 and abutment face 2 14 for the cambered surface on isometrical circle.Waveform anchor head 8 can
Along fixed steering head 4 or to move steering head 3 and smoothly slide, without swinging or rocking, by tapping waveform anchor
First 8, suitable angle is arrived to adjust double-deck carbon fiber board 10 with this.
The waveform anchor head 8 has three layers of clamping plate 15 for being used to clamp carbon fiber board, and clamping plate 15 has waveform clamping face
16, double-deck carbon fiber board 10 is separately positioned between clamping plate 15, and fixation is bolted in triple laminate 15.The waveform anchor head
8 are square bulk, are highly 3-5cm, and 15 thickness of clamping plate in intermediate layer is less than the clamping plate 15 of outer layer.Whole waveform anchor head 8 is by one
Monoblock steel are completed by linear cutter.Steel bonding glue is scribbled on the waveform clamping face 16.Can be first in workshop
Steel bonding glue is just coated, then installs double-deck carbon fiber board 10, waveform anchor head 8 is clamped double-deck carbon fiber more securely
Plate 10, is finally carried to construction site and carries out integral installation again.
Stretching end anchorage 2 includes bottom plate 17, stress push plate 18 and reinforcing plate 19, and some anchor holes 20 are provided with bottom plate 17,
Stress push plate 18 is provided with the through hole 21 passed through for tensioning threaded rod 6, stress push plate 18 be vertically fixed on bottom plate 17 and with it is very heavy
Push up 7 one end to lean, reinforcing plate 19 is vertically connected at bottom plate 17 and stress push plate 18.The reinforcing plate 19 has two pieces, respectively
It is connected to the both ends of stress push plate 18.
The tensioning threaded rod 6 is connected with the locking nut 11 to lean with stretching end anchorage 2, the locking nut 11
Positioned at the side by proximal plate 5.After jack 7 completes tensioning, this locking nut 11 can be tightened, it is possible to remove end plate
5 and jack 7.
Snap-gauge 22, snap-gauge 22 are equipped with double-deck carbon fiber board 10 between fixing end anchorage 1 and stretching end anchorage 2
It is connected to and is reinforced on object by crab-bolt 9.Snap-gauge 22 is pressed in double-deck 10 upper surface of carbon fiber board, enables double-deck carbon fiber board 10
Tightly it is attached to and is reinforced body surface.
Operation principle：Prepare before installation, the both ends of double-deck carbon fiber board 10 are embedded into waveform anchor head 8, tighten bolt
It is fixed.Construction site is transported to, fixing end anchorage 1 and stretching end anchorage 2 are fixed on by crab-bolt 9 and are reinforced object
Surface.End plate 5, stretch-draw anchor seat and mobile steering head 3 are linked together by tensioning threaded rod 6, fixed steering head 4 is fixed
On fixing end anchorage 1.Mobile steering head 3 and fixed steering head 4 are sleeved on double-deck carbon fiber board 10, mobile steering head 3
It is connected on tensioning threaded rod 6, fixed steering head 4 is fixed by bolts on fixing end anchorage 1, then passes through side knock wave
Shape anchor head 8, adjusts the angle of two waveform anchor heads 8.Start jack 7, the remote tensioning by the thrust of jack 7 of end plate 5
Anchorage 2 is held, end plate 5 is linked with mobile steering head 3 by tensioning threaded rod 6, and mobile steering head 3 is also subject to the drawing of jack 7
Clamp force and be moved rearwards so that double-deck 10 under tension of carbon fiber board and tighten.The both ends stress of double-deck carbon fiber board 10 exists
After reaching certain prestressing force, the locking nut 11 of tensioning seat anchorage side is tightened, makes tensioning threaded rod 6 and tensioning seat anchorage
It is fixed, jack 7 can be laid down at this time.Snap-gauge 22 is finally pushed down into double-deck carbon fiber board 10, is connected to crab-bolt 9 and is reinforced thing
Body surface face.
Claims (8)
1. a kind of double-layer prestressed carbon fiber board hardened system, it is characterised in that it includes fixing end anchorage, stretching end anchors
Seat, mobile steering head, fixed steering head, end plate, tensioning threaded rod, jack and waveform anchor head, fixing end anchorage and tensioning
End anchorage is fixed on by crab-bolt is reinforced body surface, and the both ends of double-deck carbon fiber board are separately fixed at two waveform anchors
On head, stretching end anchorage is located between mobile steering head and end plate, and jack is resisted against between stretching end anchorage and end plate,
Fixed steering head is fixedly connected on fixing end anchorage by crab-bolt, and two tensioning threaded rods being arranged in parallel sequentially pass through end
Plate, stretching end anchorage and mobile steering head, the both ends of tensioning threaded rod are equipped with locking nut, and fixed steering head and movement turn
The square groove passed through for double-deck carbon fiber board is provided with to head, a waveform anchor head leans with mobile steering head, another
Waveform anchor head leans with fixed steering head, and waveform anchor head has the arc-shaped abutment face one of evagination, fixed steering head and shifting
The arc-shaped abutment face two of indent is respectively provided with dynamic steering head, there are the waveform anchor head three layers to be used to clamp carbon fiber board
Clamping plate, clamping plate have waveform clamping face, and double-deck carbon fiber board is separately positioned between clamping plate, and triple laminate is bolted
It is fixed.
2. double-layer prestressed carbon fiber board hardened system according to claim 1, it is characterised in that stretching end anchorage bag
Bottom plate, stress push plate and reinforcing plate are included, some anchor holes are provided with bottom plate, is provided with stress push plate and leads to for what tensioning threaded rod passed through
Hole, stress push plate are vertically fixed on bottom plate and lean with jack one end, and reinforcing plate is vertically connected at bottom plate and is pushed
Plate.
3. double-layer prestressed carbon fiber board hardened system according to claim 2, it is characterised in that the abutment face one
It is the cambered surface on isometrical circle with abutment face two.
4. double-layer prestressed carbon fiber board hardened system according to claim 3, it is characterised in that the waveform anchor head is in
Square bulk, is highly 3-5cm, and the clamping plate thickness in intermediate layer is less than the clamping plate of outer layer.
5. double-layer prestressed carbon fiber board hardened system according to claim 4, it is characterised in that in the waveform
Steel bonding glue is scribbled on clamping face.
6. double-layer prestressed carbon fiber board hardened system according to claim 5, it is characterised in that the tensioning threaded rod
The locking nut to lean with stretching end anchorage is connected with, the locking nut is located at the side by proximal plate.
7. double-layer prestressed carbon fiber board hardened system according to claim 1, it is characterised in that in fixing end anchorage
Double-deck carbon fiber board between stretching end anchorage is equipped with snap-gauge, and snap-gauge is by anchor bolts on object is reinforced.
8. double-layer prestressed carbon fiber board hardened system according to claim 2, it is characterised in that the reinforcing plate has
Two pieces, it is connected to the both ends of stress push plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721318275.5U CN207277886U (en) | 2017-10-13 | 2017-10-13 | A kind of double-layer prestressed carbon fiber board hardened system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721318275.5U CN207277886U (en) | 2017-10-13 | 2017-10-13 | A kind of double-layer prestressed carbon fiber board hardened system |
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| CN207277886U true CN207277886U (en) | 2018-04-27 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107816217A (en) * | 2017-10-13 | 2018-03-20 | 海宁安捷复合材料有限责任公司 | A kind of double-layer prestressed carbon fiber board hardened system |
| 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 |
| CN110469140A (en) * | 2019-08-19 | 2019-11-19 | 浙江鼎固建筑技术有限公司 | A kind of construction method of Vierendeel girder prestressed reinforcement |
| CN117449608A (en) * | 2023-12-26 | 2024-01-26 | 福建理工大学 | A self-leveling carbon fiber board prestressing force tensioning equipment for cambered surface structure |
| CN118032513A (en) * | 2024-04-15 | 2024-05-14 | 昆明学院 | Mechanical property detection device of carbon fiber cloth for building member reinforcement |
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2017
- 2017-10-13 CN CN201721318275.5U patent/CN207277886U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107816217A (en) * | 2017-10-13 | 2018-03-20 | 海宁安捷复合材料有限责任公司 | A kind of double-layer prestressed carbon fiber board hardened system |
| 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 |
| CN108843037B (en) * | 2018-06-07 | 2020-10-09 | 桂林理工大学 | Construction method of prestressed fiber cloth reinforced beam tensioning and anchoring device |
| CN110469140A (en) * | 2019-08-19 | 2019-11-19 | 浙江鼎固建筑技术有限公司 | A kind of construction method of Vierendeel girder prestressed reinforcement |
| CN110469140B (en) * | 2019-08-19 | 2021-08-03 | 浙江鼎固建筑技术有限公司 | Construction method for prestress reinforcement of frame beam |
| CN117449608A (en) * | 2023-12-26 | 2024-01-26 | 福建理工大学 | A self-leveling carbon fiber board prestressing force tensioning equipment for cambered surface structure |
| CN117449608B (en) * | 2023-12-26 | 2024-03-12 | 福建理工大学 | A self-leveling carbon fiber board prestressing force tensioning equipment for cambered surface structure |
| CN118032513A (en) * | 2024-04-15 | 2024-05-14 | 昆明学院 | Mechanical property detection device of carbon fiber cloth for building member reinforcement |
| CN118032513B (en) * | 2024-04-15 | 2024-06-07 | 昆明学院 | Mechanical property detection device of carbon fiber cloth for building member reinforcement |
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