CN208563759U - Prefabricated assembled multitube confined concrete double-walled open tubular column and process units - Google Patents
Prefabricated assembled multitube confined concrete double-walled open tubular column and process units Download PDFInfo
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- CN208563759U CN208563759U CN201820775426.8U CN201820775426U CN208563759U CN 208563759 U CN208563759 U CN 208563759U CN 201820775426 U CN201820775426 U CN 201820775426U CN 208563759 U CN208563759 U CN 208563759U
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- frp
- tube
- interior
- punching block
- inner tube
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Abstract
The utility model discloses a kind of prefabricated assembled multitube confined concrete double-walled open tubular column, including steel inner tube and it is set to the FRP outer tube of steel inner tube periphery, several prefabricated components being circumferentially arranged are equipped between the steel inner tube and the FRP outer tube, the prefabricated component inner peripheral surface is connected with the steel inner tube, the prefabricated component outer peripheral surface is connected with the FRP outer tube, and the side fastening of two adjacent prefabricated components is connected；Several FRP interior tube bodies are equipped with inside the prefabricated component along its length to be set in screed.The invention also discloses a kind of process units for producing prefabricated component.Compared with the prior art, technical solutions of the utility model have many advantages, such as simple structure, production and install convenient, and the quality of production of prefabricated assembled multitube confined concrete double-walled open tubular column can be improved, and simplify production stage and improve production efficiency.
Description
Technical field
The utility model relates to building structure technology field, in particular to prefabricated assembled multitube confined concrete double-walled is empty
Stem and process units.
Background technique
Fiber composite reinforcing material (Fiber Reinforced Polymer, FRP) is because have light, high-strength etc. superior
Characteristic and be widely used in Reinforcement of Engineering Structure technical field, and its be applied to newly-built structure have become in recent years research people
The focus of attention of member and engineer.
Since multitube confined concrete double-walled open tubular column can give full play to FRP, steel pipe, concrete and each composition of mortar
The performance of material, and can be good at improving the resistance to compression bearing capacity of double-walled open tubular column.But multitube confined concrete double-walled
In the manufacturing process of open tubular column, there is FRP interior tube body positioning not accurate enough the problems such as being poured difficulty with mortar, so that more
The quality of pipe confined concrete double-walled open tubular column decreases and is not easy to control.
Utility model content
The main purpose of the utility model is to propose that a kind of structure is simple, prefabricated assembled multitube of production and install convenient
Confined concrete double-walled open tubular column, the utility model also propose a kind of process units for producing prefabricated component, it is intended to improve prefabricated dress
The quality of production with formula multitube confined concrete double-walled open tubular column simplifies production stage and improves production efficiency.
To achieve the above object, the utility model proposes prefabricated assembled multitube confined concrete double-walled open tubular column, packet
It includes steel inner tube and is set to the FRP outer tube of steel inner tube periphery, be equipped between the steel inner tube and the FRP outer tube several
A prefabricated component being circumferentially arranged, the prefabricated component inner peripheral surface are connected with the steel inner tube, the prefabricated component outer peripheral surface and the FRP
Outer tube is connected, and the side fastening of two adjacent prefabricated components is connected；It is equipped with along its length inside the prefabricated component several
A FRP interior tube body is set in screed.
Preferably, the FRP interior tube body includes being set to the FRP inner tube of periphery and being filled in the FRP inner tube
Self-compacting concrete.
Preferably, the prefabricated component inner peripheral surface and the steel inner tube, the prefabricated component outer peripheral surface and the FRP outer tube, phase
All it is connected by bonding between the side of adjacent two prefabricated components.
Preferably, the FRP outer tube and FRP inner tube use reciprocating pressure stochastic distribution, continuous fibrous winding work
Skill or centrifugal casting technique are made.
Preferably, the FRP outer tube radial cross-section outer profile is round, oval, rectangular, rectangle, polygon；It is described
Steel inner tube radial cross-section outer profile is round, oval, rectangular, rectangle, polygon；Outside the FRP inner tube radial cross-section
Profile is round, ellipse.
Preferably, the FRP outer tube and the Fiber Materials of FRP inner tube be carbon fiber, glass fibre, basalt fibre or
Aramid fiber, and basic material is unsaturated polyester (UP), epoxy resin or phenolic resin.
The utility model also proposes to produce the process units of the prefabricated component, the outer steel mould including diametrically installing and interior
Punching block, the outer steel mould form the cavity for accommodating the prefabricated component after being connected with the interior punching block fastening；The outer steel mould includes
Outer steel mould outside plate, outer steel mould wing plate and outer steel mould bottom plate, the outer steel mould wing plate and outer steel mould outside plate side edge phase
Even, the outer steel mould bottom plate is connected with the outer steel mould outside plate bottom edge, the outer steel mould bottom plate also with outer steel mould wing plate bottom
Portion is connected；The interior punching block includes interior punching block inner panel, interior punching block wing plate and interior punching block bottom plate, the interior punching block wing plate with it is described
Interior punching block inner panel side edge is connected, and the interior punching block bottom plate is connected with the interior punching block inner panel bottom edge, the interior punching block
Bottom plate is also connected with interior punching block wing plate bottom.
Preferably, the interior punching block plate top surface is provided with the groove for positioning the FRP interior tube body.
Preferably, the outer steel plate wing plate of the outer steel plate outside plate two sides is mutually perpendicular to；The interior steel plate inner panel two sides
The interior steel plate wing plate be mutually perpendicular to.
Technical solutions of the utility model have the advantage that compared with the prior art
In technical solutions of the utility model, the axial compressive force of prefabricated assembled multitube confined concrete double-walled open tubular column is main
It is undertaken by the intracorporal self-compacting concrete of FRP inner tube, and screed main function plays the effect for connecting each FRP interior tube body.
When prefabricated assembled multitube confined concrete double-walled open tubular column is when being under pressure, self-compacting concrete is expanded, and then makes
It obtains FRP inner tube to generate the restraining force to self-compacting concrete and lateral expansion occurs simultaneously, at the same time, screed is also sent out itself
Raw corresponding expansion passes to FRP outer tube, and the generation of FRP outer tube is made respectively to form partially effective restraining force to its inside.
Steel inner tube main function is when pillar being prevented to be pressurized, and screed inwardly peels off, therefore prefabricated assembled multitube constrains
Screed can be divided into several pieces by annular region is formed between FRP outer tube and steel inner tube by concrete double-walled open tubular column
Also it is prefabricated component, is enclosed with several FRP interior tube bodies in each prefabricated component, it can be in production, it is only necessary to produce respectively several
Then each prefabricated component and FRP outer tube and steel inner tube are pasted by a prefabricated component again, thus form the utility model technology
The prefabricated assembled prefabricated assembled multitube confined concrete double-walled open tubular column of scheme.
Therefore technical solutions of the utility model can produce prefabricated component with modular industrial mode of production, convenient for a large amount of and fast
It produces fastly, and convenient for selecting the preferable prefabricated component of quality, while can also accurately position FRP interior tube body, without primary
Property pour large-sized concrete component, be to pour situation conducive to control screed in this way, be conducive to improve and guarantee fabricated
The quality of production of multitube double-walled open tubular column improves production efficiency, simplifies production stage.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the cross-sectional structure schematic diagram of the prefabricated assembled multitube confined concrete double-walled open tubular column of the utility model；
Fig. 2 is the cross-sectional structure schematic diagram of the utility model prefabricated component；
Fig. 3 is the process units structural schematic diagram that the utility model produces prefabricated component.
Drawing reference numeral explanation:
| Label | Title | Label | Title |
| 1 | FRP outer tube | 51 | Interior punching block inner panel |
| 2 | Prefabricated component | 52 | Interior punching block wing plate |
| 21 | Screed | 53 | Interior punching block bottom plate |
| 3 | FRP interior tube body | 6 | Outer steel mould |
| 31 | FRP inner tube | 61 | Outer steel mould outside plate |
| 32 | Self-compacting concrete | 62 | Outer steel mould wing plate |
| 4 | Steel inner tube | 63 | Outer steel mould bottom plate |
| 5 | Interior punching block |
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that if related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding,
Afterwards ...), then directionality instruction is only used for explaining opposite between each component under a certain particular pose (as shown in the picture)
Positional relationship, motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, if relating to the description of " first ", " second " etc. in the utility model embodiment, " first ", " the
Two " etc. description is used for description purposes only, and is not understood to indicate or imply its relative importance or is implicitly indicated meaning
The quantity of the technical characteristic shown." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one
A this feature.It in addition, the technical solution between each embodiment can be combined with each other, but must be with ordinary skill
Based on personnel can be realized, this technical side will be understood that when the combination of technical solution appearance is conflicting or cannot achieve
The combination of case is not present, also not within the protection scope of the requires of the utility model.
The utility model proposes a kind of prefabricated assembled multitube confined concrete double-walled open tubular columns.
Referring to Figure 1 and Fig. 2, in the utility model embodiment, prefabricated assembled multitube confined concrete double-walled is hollow
Column includes steel inner tube 4 and the FRP outer tube 1 for being set to 4 periphery of steel inner tube, is equipped with several between steel inner tube 4 and FRP outer tube 1
The prefabricated component 2 being circumferentially arranged, 2 inner peripheral surface of prefabricated component are connected with steel inner tube 4, and 2 outer peripheral surface of prefabricated component is connected with FRP outer tube 1, adjacent
Two prefabricated components 2 side fastening be connected；Several FRP interior tube bodies 3 are equipped with inside prefabricated component 2 along its length and are set to sand
In pulp layer 21.
Wherein, the FRP interior tube body 3 of the present embodiment includes being set to the FRP inner tube 31 of periphery and being filled in FRP inner tube 31
In self-compacting concrete 32.
It is 2 inner peripheral surface of prefabricated component and steel inner tube 4,2 outer peripheral surface of prefabricated component and FRP outer tube 1, two neighboring pre- in the present embodiment
All it is connected by bonding between the side of product 2.
In addition, reciprocating pressure stochastic distribution, continous way fibre can be used in the FRP outer tube 1 and FRP inner tube 31 of the present embodiment
Dimension winding process or centrifugal casting technique are made.The 1 radial cross-section outer profile of FRP outer tube of the present embodiment is circle, and
And 4 radial cross-section outer profile of steel inner tube is circle, 31 radial cross-section outer profile of FRP inner tube is circle.And 1 diameter of FRP outer tube
It can be other shapes, such as oval, rectangular, rectangle, polygon, 4 radial cross-section foreign steamer of steel inner tube to cross section outer profile
Exterior feature can be oval, rectangular, rectangle, polygon etc., and 31 radial cross-section outer profile of FRP inner tube can also be ellipse.
In material, the Fiber Materials of the FRP outer tube 1 of the present embodiment and FRP inner tube 31 be carbon fiber, glass fibre,
Basalt fibre or aramid fiber, and basic material can be unsaturated polyester (UP), epoxy resin or phenolic resin.
The utility model is it is also proposed that a kind of process units for producing prefabricated component.
Refer to Fig. 3, the process units that prefabricated component is produced in the utility model embodiment include diametrically install it is outer
Punching block 6 and interior punching block 5, outer steel mould 6 form the cavity for accommodating prefabricated component after being connected with the fastening of interior punching block 5；Outer steel mould 6 includes outer steel
Mould outside plate 61, outer steel mould wing plate 62 and outer steel mould bottom plate 63, outer steel mould wing plate 62 are connected with 61 side edge of outer steel mould outside plate,
Outer steel mould bottom plate 63 is connected with 61 bottom edge of outer steel mould outside plate, and outer steel mould bottom plate 63 is also connected with 62 bottom of outer steel mould wing plate；
Interior punching block 5 includes interior punching block inner panel 51, interior punching block wing plate 52 and interior punching block bottom plate 53, interior punching block wing plate 52 and interior punching block inner panel
51 sides edge be connected, interior punching block bottom plate 53 is connected with interior 51 bottom edge of punching block inner panel, interior punching block bottom plate 53 also with interior punching block
52 bottom of wing plate be connected, when outer steel mould 6 and interior punching block 5 needs be connected to form the inner cavity for being poured prefabricated component when, pass through bolt
Outer steel mould wing plate 62 and interior punching block wing plate 52, outer steel mould bottom plate 63 and interior punching block bottom plate 53 are fastened respectively respectively with nut structure
It is connected, outer steel mould 6 can be realized and be connected with the fastening of interior punching block 5.
It (is not marked on figure importantly, interior 53 top surface of punching block bottom plate is provided with the groove for positioning FRP interior tube body 3
Show) to realize the accurate positionin of FRP interior tube body 3.
The outer steel plate wing plate 62 of outer 61 two sides of steel plate outside plate of the present embodiment is mutually perpendicular to；Interior 51 two sides of steel plate inner panel it is interior
Steel plate wing plate 52 is mutually perpendicular to.
The utility model also proposes the production technology of prefabricated assembled multitube confined concrete double-walled open tubular column, including following
Step:
Step 1: self-compacting concrete 32 is poured into FRP inner tube 31 and solidifies to form FRP interior tube body 3 and conserve again；
Step 2: the FRP interior tube body 3 after maintenance is fixed in the cavity being made of interior steel plate 5 and outer steel plate 6, and
It is positioned by the groove of interior 53 plate top surface of steel plate, injects screed 21 to cavity, then pass through steaming process, healthy liquid method, full water
The maintenance of screed 21 is formed prefabricated component 2 to expected intensity is reached by the modes such as method, natural curing or blooming method of curing；
Step 3: by several prefabricated components 2 after maintenance be set to 4 outer peripheral surface of steel inner tube and by bonding way will be prefabricated
2 inner peripheral surface of part is connected with 4 outer peripheral surface of steel inner tube, and two neighboring 2 side of prefabricated component is connected by bonding；
Step 4: at several, circumferentially connected 2 outer peripheral surfaces of prefabricated component of splicing apply glue layer, and include using wet bonding
Upper FRP cloth is to form FRP outer tube 1.
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
It is all under the design of the utility model, equivalent structure transformation made based on the specification and figures of the utility model, or
Directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (9)
1. prefabricated assembled multitube confined concrete double-walled open tubular column, which is characterized in that including steel inner tube and be set to described
The FRP outer tube of steel inner tube periphery is equipped with several prefabricated components being circumferentially arranged, institute between the steel inner tube and the FRP outer tube
It states prefabricated component inner peripheral surface to be connected with the steel inner tube, the prefabricated component outer peripheral surface is connected with the FRP outer tube, two adjacent institutes
The side fastening for stating prefabricated component is connected；Several FRP interior tube bodies are equipped with inside the prefabricated component along its length and are set to mortar
In layer.
2. prefabricated assembled multitube confined concrete double-walled open tubular column as described in claim 1, which is characterized in that the FRP
Interior tube body includes the self-compacting concrete for being set to the FRP inner tube of periphery and being filled in the FRP inner tube.
3. prefabricated assembled multitube confined concrete double-walled open tubular column as claimed in claim 2, which is characterized in that described prefabricated
Part inner peripheral surface and the steel inner tube, the prefabricated component outer peripheral surface and the FRP outer tube, the two neighboring prefabricated component side it
Between all by bonding be connected.
4. prefabricated assembled multitube confined concrete double-walled open tubular column as claimed in claim 3, which is characterized in that the FRP
Outer tube and FRP inner tube using reciprocating pressure stochastic distribution, continuous fibrous winding process or the production of centrifugal casting technique and
At.
5. prefabricated assembled multitube confined concrete double-walled open tubular column as claimed in claim 4, which is characterized in that the FRP
Outer tube radial cross-section outer profile is round, oval, rectangular, rectangle, polygon；The steel inner tube radial cross-section outer profile
For round, oval, rectangular, rectangle, polygon；The FRP inner tube radial cross-section outer profile is round, ellipse.
6. prefabricated assembled multitube confined concrete double-walled open tubular column as claimed in claim 5, which is characterized in that the FRP
Outer tube and the Fiber Materials of FRP inner tube are carbon fiber, glass fibre, basalt fibre or aramid fiber, and basic material is not
Saturated polyester, epoxy resin or phenolic resin.
7. producing the process units of prefabricated component as described in claim 1, which is characterized in that including the outer steel mould diametrically installed
With interior punching block, the outer steel mould forms the cavity for accommodating the prefabricated component after being connected with the interior punching block fastening；The outer steel mould
Including outer steel mould outside plate, outer steel mould wing plate and outer steel mould bottom plate, the outer steel mould wing plate and outer steel mould outside plate side side
Along be connected, the outer steel mould bottom plate is connected with the outer steel mould outside plate bottom edge, the outer steel mould bottom plate also with the outer steel mould wing
Board bottom portion is connected；The interior punching block includes interior punching block inner panel, interior punching block wing plate and interior punching block bottom plate, the interior punching block wing plate with
The interior punching block inner panel side edge is connected, and the interior punching block bottom plate is connected with the interior punching block inner panel bottom edge, described interior
Punching block bottom plate is also connected with interior punching block wing plate bottom.
8. process units as claimed in claim 7, which is characterized in that the interior punching block plate top surface is provided with for will be described
The groove of FRP interior tube body positioning.
9. process units as claimed in claim 7, which is characterized in that the outer steel plate wing plate of the outer steel plate outside plate two sides
It is mutually perpendicular to；The interior steel plate wing plate of the interior steel plate inner panel two sides is mutually perpendicular to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820775426.8U CN208563759U (en) | 2018-05-23 | 2018-05-23 | Prefabricated assembled multitube confined concrete double-walled open tubular column and process units |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820775426.8U CN208563759U (en) | 2018-05-23 | 2018-05-23 | Prefabricated assembled multitube confined concrete double-walled open tubular column and process units |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208563759U true CN208563759U (en) | 2019-03-01 |
Family
ID=65481981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820775426.8U Expired - Fee Related CN208563759U (en) | 2018-05-23 | 2018-05-23 | Prefabricated assembled multitube confined concrete double-walled open tubular column and process units |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208563759U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108560828A (en) * | 2018-05-23 | 2018-09-21 | 广东工业大学 | Prefabricated assembled multitube confined concrete double-walled open tubular column, process units and technique |
-
2018
- 2018-05-23 CN CN201820775426.8U patent/CN208563759U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108560828A (en) * | 2018-05-23 | 2018-09-21 | 广东工业大学 | Prefabricated assembled multitube confined concrete double-walled open tubular column, process units and technique |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20190301 Termination date: 20200523 |