CN206737264U - A kind of spliced pre-stressed carbon fiber plate load-bearing pillar - Google Patents
A kind of spliced pre-stressed carbon fiber plate load-bearing pillar Download PDFInfo
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- CN206737264U CN206737264U CN201720585787.1U CN201720585787U CN206737264U CN 206737264 U CN206737264 U CN 206737264U CN 201720585787 U CN201720585787 U CN 201720585787U CN 206737264 U CN206737264 U CN 206737264U
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Abstract
The utility model provides a kind of spliced pre-stressed carbon fiber plate load-bearing pillar, belong to building field bearing system, including base, shaft, it is characterized in that, one end of shaft is connected with base, the shaft includes enclosing the hollow cylinder formed by least four tubular support units being uniformly arranged and being poured in the concrete of cylinder hollow bulb, tenon riveting intercalation configuration is arranged between adjacent tubular support unit, the cross section of the tubular support unit is in circular arc, the tubular support unit is provided at both ends with Tenon intercalation interface, the outer surface of tubular support unit is provided at both ends with anchoring rib, the anchoring rib of adjacent tubular support unit phase near-end is in contact to form rib unit, the carbon fiber board set between adjacent rib unit using multilayer along cylinder circumferencial direction is anchored, longitudinally adjacent carbon fiber board shifts to install；With high capacity, installation and convenient transportation, anti-seismic performance is strong the advantages of.
Description
Technical field
It the utility model is related to building field bearing system, and in particular to a kind of spliced pre-stressed carbon fiber plate load-bearing
Post.
Background technology
Because the load of skyscraper is bigger, higher is required to anti-seismic performance, therefore for skyscraper, hold
The design of weight post is particularly important, if load-bearing post design can not meet above-mentioned requirements, the negative influence to skyscraper is very big, because
This, it is correct to select load-bearing pillar material type and performance to directly influence load-bearing pillar using effect, especially weight bearing power, intensity
Influence especially big.Most commonly seen load-bearing pillar is ratio of steel section high-strength concrete columns, steel core concrete column in the prior art, and it makes material
Material is typically chosen steel pipe, high-strength concrete material, because steel pipe has certain toughness, and concrete performance is also than more prominent,
Meet engine request using the material of both types.But the structure bearing capacity be present and poor durability, construction costs are higher
The problem of, the Chinese invention patent application of Application No. 201410146798.0 discloses a kind of light steel-undersized log of circular cross-section
Material-carbon fibers load-bearing pillar and the practice, its core be by round steel pipe and the coagulation local soil type that is filled in round steel pipe into steel pipe
Concrete, by the way that light steel-timber with small diameter-carbon fiber is carried out advantageous combination, the durability and bearing capacity of rod structure are improved,
Construction costs is reduced furthermore with timber with small diameter.
Although above-mentioned load-bearing pillar solves the high technical problem of construction costs by using timber with small diameter, in the presence of going back
State problem：
1. the supporting part of the load-bearing pillar relies on the round steel pipe that its core is set and the concrete being filled in round steel pipe,
Because round steel pipe is that integral type is set, there is certain internal stress in steel duct, and when occurring when run into earthquake situations such as, load-bearing pillar is very
Overall damage easily occurs in the presence of internal stress, it is unfavorable to longspan structure, high building structure and shock resistance；
2. the steel pipe space-consuming of integral structure is larger, transport is very inconvenient, and cost of transportation is high, and difficulty of construction is big,
It is steel core concrete column as a result of sandwich layer, the outside structure filled timber with small diameter and wrapped up with carbon fibre material, the structure
The site operation of load-bearing pillar is more complicated, and the duration is longer.
The content of the invention
Technical problem to be solved in the utility model is in view of the shortcomings of the prior art, there is provided a kind of high capacity, peace
The spliced pre-stressed carbon fiber plate load-bearing pillar of dress and convenient transportation, anti-seismic performance by force.
The technical scheme that the utility model solves above-mentioned technical problem is as follows：A kind of spliced pre-stressed carbon fiber plate load-bearing
Post, including base, shaft, it is characterised in that one end of shaft is connected with base, and the shaft is included by being uniformly arranged at least
Four support units enclose the hollow cylinder to be formed and are poured in the concrete column of cylinder hollow bulb, between adjacent supports unit
Tenon riveting intercalation configuration is arranged to, the cross section of the support unit is in circular arc, and the support unit is provided at both ends with Tenon
Intercalation interface, the outer surface of support unit are provided at both ends with anchoring rib, and the anchoring rib of adjacent supports unit phase near-end is in contact
Rib unit is formed, the carbon fiber board set between adjacent rib unit using multilayer along cylinder circumferencial direction is anchored, longitudinal phase
Adjacent carbon fiber board shifts to install.
Further, the reserved jack for interting carbon fiber board, the carbon fiber board are provided with the middle part of the anchoring rib
Both ends are connected through rib unit and by anchorage and support unit.
Further, prepared screw-bolt hole, the anchorage are provided with along perpendicular to the direction of carbon fiber board in the middle part of the anchorage
Carbon fiber board and support unit are fixed by high-strength bolt.
Further, the carbon fiber board uses post stretching non-binding pre-stressed carbon fiber plate.
Further, it is seamless spliced between adjacent supports unit.
Further, the concrete uses slump to be mixed for the high fluid self dense of 20-22cm, intensity not less than C40
Solidifying soil.
Further, the support unit and base use resin-based carbon fiber composite RTM integrated molding structures.
Further, the base is fixedly connected with shaft by flange.
The beneficial effects of the utility model are：The spliced tubular support set is spliced by multiple-piece support unit,
Can be assembled in erecting bed, reduce the space taken during transport, convenient transportation, save cost of transportation；Because cylinder is spelled
Connect formula structure internal stress free, can occur when there is situations such as earthquake to occur, between support unit it is a certain degree of staggeredly, greatly
The damage of cylinder is alleviated to degree, anti-seismic performance greatly improves；Carbon fibre composite support unit and pre-stressed carbon fiber
Cloth up and down staggeredly anchor, improve shearing resistance and tensile strength, so as to effectively increase support load-carrying members bearing capacity, intensity and
Rigidity is higher, compared with general tubulose and truss structure, can resist bigger moment of flexure；Support unit is laterally inserted using Tenon simultaneously
Layer connection, non-binding prestressing force fastening, eliminates welding link, convenient and quick construction, effectively shortens production installation period, can
It is assembled at the scene, have simple structure, production, transport, lifting, it is easy for installation the advantages of.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the cross-sectional structure schematic diagram of the utility model shaft；
Fig. 3 is anchoring expanded schematic diagram of the present utility model；
Fig. 4 is the structural representation of the utility model anchorage.
In figure：1. base, 2. shafts, 3. support units, 4. concrete columns, 5. anchoring ribs, 6. rib units, 7. carbon fibers
Plate, 8. anchorages, 81. prepared screw-bolt holes, 82. high-strength bolts, 9. jack.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings, so as to the public preferably grasp it is of the present utility model
Implementation.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " suitable
The orientation or position relationship of the instruction such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " are based on orientation shown in the drawings
Or position relationship, be for only for ease of description the utility model and simplify and describe, rather than instruction or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limit of the present utility model
System.
In description of the present utility model, " multiple ", " multilayer " are meant that at least two, such as two, three etc., remove
It is non-separately to have clearly specific limit.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be
Mechanically connect or electrically connect；Can be joined directly together, can also be indirectly connected by intermediary, can be two
The connection of element internal or the interaction relationship of two elements, limited unless otherwise clear and definite.For the common skill of this area
For art personnel, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.
In the utility model, unless otherwise clearly defined and limited, fisrt feature is "above" or "below" second feature
Can be that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, first is special
Sign second feature " on ", " top " and " above " can be fisrt feature directly over second feature or oblique upper, or only
Represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be with
Be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height and be less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present utility model.In this manual, to the schematic table of above-mentioned term
State and be necessarily directed to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be with
Combined in an appropriate manner in any one or more embodiments or example.In addition, in the case of not conflicting, this area
Technical staff the different embodiments or example and the feature of different embodiments or example described in this specification can be entered
Row knot
Close and combine.
As shown in figure 1, a kind of spliced pre-stressed carbon fiber plate load-bearing pillar of the utility model, including base 1, shaft 2, post
One end of body 2 is fixedly connected by flange with base 1；
As shown in Fig. 2 shaft 2 includes enclosing the hollow cylinder formed by the support unit 3 of eight same specifications, filled in cylinder
Note concrete forms concrete column 4 and reinforced, and shaft 2 is used as main frame using the vertical supporting unit 3 of split blade type, and effect is
Prevent that the column of shaft 2 is unbalance, tenon riveting intercalation configuration, the cross section of the support unit 3 are arranged between adjacent supports unit 3
In circular arc, the support unit 3 is provided at both ends with Tenon intercalation interface, and the outer surface of support unit 3 is provided at both ends with
Rib 5 is anchored, the anchoring rib 5 of the phase near-end of adjacent supports unit 3 is in contact to form rib unit 6；
As shown in figures 1 and 3, the carbon fiber board 7 set between adjacent rib unit 6 using multilayer along cylinder circumferencial direction is entered
Capable anchoring, longitudinally adjacent carbon fiber board 7 shift to install, i.e., the upper and lower dislocation loop of carbon fiber board 7 is around anchoring；It is described in the utility model
The middle part of anchoring rib 5 be provided with reserved jack for interting carbon fiber board 7, the both ends of carbon fiber board 7 through rib unit 6 simultaneously
It is connected by anchorage 8 and support unit 3.
As shown in figure 4, the middle part of anchorage 8 described in the utility model is reserved along being provided with perpendicular to the direction of carbon fiber board 7
Bolt hole 81, the anchorage 8 are fixed carbon fiber board 7 and support unit 3 by high-strength bolt 82.
Carbon fiber board 7 described in the utility model uses post stretching non-binding pre-stressed carbon fiber plate.
It is seamless spliced between adjacent supports unit 3 in the utility model.
Concrete column 4 described in the utility model uses high flow load.
High flow load described in the utility model is the chopped carbon to be gathered materials by cement, thickness with random distribution
The composite that fiber combinations form.
The slump of high flow load described in the utility model is 20-22cm, high fluid self dense coagulation
The intensity of soil is not less than C40.
Support unit 3 and base 1 described in the utility model use resin-based carbon fiber composite RTM integrated moldings
Technique.
Base 1 described in the utility model is fixedly connected with shaft 2 by flange.
The utility model is the shortcomings that overcoming background technology, the cylinder formed using the carbon fibre composite plate of vertical shape
To replace the cylinder of original simple steel plate structure, installed, from left to right, piece and piece and section in a manner of assembled
Tenon snapping is used between section, and using the post stretching anchoring of non-binding pre-stressed carbon fiber plate 7, often has horizontally disposed carbon on section
Fiberboard 7 does Stagger-wrap above and below circumference around shaft (quantity can select according to demand)；Internal injection is high after the completion of unit spliced
Fluidised form self-compacting concrete fills real, and structural columns are formed with base 1.The tensioning and anchoring of pre-stressed carbon fiber plate 7 are such as Fig. 3 institutes
Show, pre-stressed carbon fiber plate 7 is cut according to design size, and the pre-stressed carbon fiber plate 7 cut interted pre- into anchoring rib 5
Jack is stayed, jack 9 is arranged, step by step stretch-draw jack 9 to control stress for prestressing, after the completion of tensioning, with anchorage 8 and reserved bolt
Hole 81 is interted high-strength bolt 82 and fixed, and screw up with a wrench fixing nut, removal jack 9.
The spliced tubular support that the utility model is set is spliced by multiple-piece support unit, can be in erecting bed
Assembly, reduce the space taken during transport, convenient transportation, save cost of transportation；Because cylinder splicing structure is without planted agent
Power, a certain degree of part for interlocking, forming support unit can occur when there is situations such as earthquake to occur, between support unit
Damage, so as to dramatically alleviate the damage of cylinder, anti-seismic performance greatly improves；Carbon fibre composite support unit and
Prestressed carbon cloth staggeredly anchors up and down, improves shearing resistance and tensile strength, so as to effectively increase support load-carrying members
Bearing capacity, strength and stiffness are higher, compared with general tubulose and truss structure, can resist bigger moment of flexure；Support unit simultaneously
Laterally connected using Tenon intercalation, the fastening of non-binding prestressing force, eliminate welding link, convenient and quick construction, effectively shorten
Produce installation period, can be assembled at the scene, have simple structure, production, transport, lifting, it is easy for installation the advantages of.Wherein, prop up
Support unit makes circular arc plate shape, and its thickness, arc footpath can be designed according to requirement of engineering.
To verify the load-carrying ability of the spliced pre-stressed carbon fiber plate load-bearing pillar of the utility model, inventor has carried out correlation
Calculate, and the contrast of load-carrying ability is carried out using prior art concrete filled steel tube rod structure as comparative example, calculation process is as follows：
The method contrasted using ESI FEM Simulations and experimental result obtains load results.One eight section is established to spell
Brassboard is filled, Tenon intercalation configuration, often saves radially to make of 5 5mm thickness carbon fiber board circles and strengthens, the load of application only considers
The load pressure and side wind-force of radial direction.Axle pressure test data is shown in Table 1（D in table（B）Column section diameter is represented, L represents column length,
E/r represents load eccentricity）.
The axle of table 1 presses test data
Experimental subjects:Carbon fiber board load-bearing axis of a cylinder presses test specimen
| Sequence number | D（B）（mm） | L（mm） | e/r | Laboratory mean values N（KN） | ESI analogues value N（KN） | Remarks |
| 1 | 100 | 300 | 0 | 1475.5 | 1455 | 2 groups |
| 2 | 200 | 600 | 0 | 4645 | 4511 | 2 groups |
The axle of continued 1 presses test data
Experimental subjects:Concrete filled steel tube axis of a cylinder presses test specimen
| Sequence number | D（B）（mm） | L（mm） | e/r | Laboratory mean values N（KN） | ESI analogues value N（KN） | Remarks |
| 3 | 100 | 300 | 0 | 797 | 766 | 2 groups |
| 4 | 200 | 600 | 0 | 2319.5 | 2214 | 2 groups |
It is from the data in table 1, it can be seen that fine relative to prior art steel core concrete column, spliced prestressing force carbon of the present utility model
The load-carrying ability of dimension plate load-bearing pillar improves about 2 times, i.e. load-carrying ability is much larger than the load-carrying ability of prior art, disclosure satisfy that and works as
The construction industry demand in year, has significant creative feature.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is
Exemplary, it is impossible to it is interpreted as to limitation of the present utility model, one of ordinary skill in the art is in the scope of the utility model
It is interior above-described embodiment to be changed, changed, replaced and modification.
Claims (8)
1. a kind of spliced pre-stressed carbon fiber plate load-bearing pillar, including base（1）, shaft（2）, it is characterised in that shaft（2）'s
One end and base（1）It is connected, the shaft（2）Including at least four support units by being uniformly arranged（3）Enclose in being formed
Void column body and the concrete column for being poured in cylinder hollow bulb（4）, adjacent supports unit（3）Between be arranged to tenon riveting intercalation knot
Structure, the support unit（3）Cross section be in circular arc, the support unit（3）Be provided at both ends with Tenon intercalation interface, branch
Support unit（3）Outer surface be provided at both ends with anchoring rib（5）, adjacent supports unit（3）The anchoring rib of phase near-end（5）It is in contact
Form rib unit（6）, adjacent rib unit（6）Between the carbon fiber board that is set along cylinder circumferencial direction using multilayer（7）Carry out anchor
Gu longitudinally adjacent carbon fiber board（7）Shift to install.
2. spliced pre-stressed carbon fiber plate load-bearing pillar according to claim 1, it is characterised in that the anchoring rib（5）
Middle part is provided with for interting carbon fiber board（7）Reserved jack, the carbon fiber board（7）Both ends pass through rib unit（6）And lead to
Cross anchorage（8）With support unit（3）It is connected.
3. spliced pre-stressed carbon fiber plate load-bearing pillar according to claim 2, it is characterised in that the anchorage（8）In
Portion is along perpendicular to carbon fiber board（7）Direction be provided with prepared screw-bolt hole（81）, the anchorage（8）Pass through high-strength bolt（82）
By carbon fiber board（7）And support unit（3）It is fixed.
4. the spliced pre-stressed carbon fiber plate load-bearing pillar according to claim 1 or 2 or 3, it is characterised in that the carbon is fine
Tie up plate（7）Using post stretching non-binding pre-stressed carbon fiber plate.
5. spliced pre-stressed carbon fiber plate load-bearing pillar according to claim 1, it is characterised in that adjacent supports unit
（3）Between it is seamless spliced.
6. spliced pre-stressed carbon fiber plate load-bearing pillar according to claim 1, it is characterised in that the concrete column
（4）The high flow load for using slump to be not less than C40 for 20-22cm, intensity.
7. spliced pre-stressed carbon fiber plate load-bearing pillar according to claim 1, it is characterised in that the support unit
（3）And base（1）Using resin-based carbon fiber composite RTM integrated molding structures.
8. spliced pre-stressed carbon fiber plate load-bearing pillar according to claim 1, it is characterised in that the base（1）With
Shaft（2）It is fixedly connected by flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720585787.1U CN206737264U (en) | 2017-05-24 | 2017-05-24 | A kind of spliced pre-stressed carbon fiber plate load-bearing pillar |
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|---|---|---|---|
| CN201720585787.1U CN206737264U (en) | 2017-05-24 | 2017-05-24 | A kind of spliced pre-stressed carbon fiber plate load-bearing pillar |
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| CN206737264U true CN206737264U (en) | 2017-12-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107268893A (en) * | 2017-05-24 | 2017-10-20 | 山东英特力新材料有限公司 | A kind of spliced pre-stressed carbon fiber plate load-bearing pillar |
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2017
- 2017-05-24 CN CN201720585787.1U patent/CN206737264U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107268893A (en) * | 2017-05-24 | 2017-10-20 | 山东英特力新材料有限公司 | A kind of spliced pre-stressed carbon fiber plate load-bearing pillar |
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