CN210032347U - Reinforced concrete column - Google Patents
Reinforced concrete column Download PDFInfo
- Publication number
- CN210032347U CN210032347U CN201920499546.4U CN201920499546U CN210032347U CN 210032347 U CN210032347 U CN 210032347U CN 201920499546 U CN201920499546 U CN 201920499546U CN 210032347 U CN210032347 U CN 210032347U
- Authority
- CN
- China
- Prior art keywords
- column
- column body
- reinforced concrete
- cylinder
- carbon cloth
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 22
- 239000004744 fabric Substances 0.000 claims abstract description 40
- 230000002093 peripheral effect Effects 0.000 claims abstract description 33
- 238000004873 anchoring Methods 0.000 claims abstract description 32
- 229910000831 Steel Inorganic materials 0.000 claims description 23
- 239000010959 steel Substances 0.000 claims description 23
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 18
- 239000004917 carbon fiber Substances 0.000 claims description 18
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 18
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 210000004907 gland Anatomy 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 19
- 229910052799 carbon Inorganic materials 0.000 abstract description 19
- 210000003205 muscle Anatomy 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 10
- 230000035939 shock Effects 0.000 abstract description 5
- 239000007943 implant Substances 0.000 abstract description 3
- 238000004804 winding Methods 0.000 abstract description 3
- 238000010030 laminating Methods 0.000 abstract description 2
- 239000004567 concrete Substances 0.000 description 11
- 238000010276 construction Methods 0.000 description 11
- 239000000835 fiber Substances 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- BGOFCVIGEYGEOF-UJPOAAIJSA-N helicin Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=CC=CC=C1C=O BGOFCVIGEYGEOF-UJPOAAIJSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Working Measures On Existing Buildindgs (AREA)
Abstract
The utility model discloses a reinforced concrete column, which comprises a column body with a rectangular cross section, wherein a plurality of transverse ribs are arranged on four outer peripheral surfaces of the column body in a layered manner along the height direction of the column body, the transverse ribs on each layer are arranged at equal intervals, one end of the transverse rib on the same layer extends into the column body, the other end extends out of the column body and is connected with an anchoring plate, and one ends of two anchoring plates on two adjacent peripheral surfaces of the column body are connected through a connecting structure; wherein, still paste on the outer peripheral face of cylinder has carbon cloth, on the anchor board pressfitting fits carbon cloth's the surface, through implant horizontal muscle on every outer peripheral face at the cylinder, outside the shock resistance that promotes the cylinder, utilize the anchor board of being connected with horizontal muscle to paste the carbon cloth on the cylinder outer peripheral face to the winding and play and compress tightly the laminating effect, reduce or restrict carbon cloth and take place the bulging deformation, promote the carbon cloth to the effect of pasting between the cylinder, can also promote the restraint intensity of carbon cloth to the cylinder simultaneously.
Description
Technical Field
The utility model belongs to the technical field of building structure's technique and specifically relates to a reinforced concrete column is related to.
Background
Reinforced concrete structures are the most widely used structural form in current engineering practice. The reinforced concrete column is used as a main stressed member in a concrete structure, but is often damaged easily in middle and earth earthquakes due to insufficient strength. In order to improve the strength of the concrete column in the prior art, carbon fiber cloth is usually pasted outside the column body, and the carbon fiber cloth is widely applied due to the advantages of good strength, convenience in construction, corrosion resistance and the like. For example, the invention patent with publication number CN108547468A discloses a reinforced concrete column and a construction method thereof, in order to improve the bearing capacity of the concrete column, a prefabricated fiber concrete pipe piece is arranged outside the body, and fiber cloth is adhered to the periphery of the pipe piece through a cementing agent. However, since the fibers are arranged outside, the aging of the cementing agent is avoided after the fibers are placed outside for a long time, the adhesive strength is reduced, and the fiber cloth is easy to separate, so that the reinforcing failure condition is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a reinforced concrete column has better reinforcement to fibre cloth, and the increase promotes bulk strength to the restraint of cylinder.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a reinforced concrete column comprises a column body with a rectangular cross section, wherein a plurality of transverse ribs are arranged on four outer peripheral surfaces of the column body in a penetrating manner, the transverse ribs are arranged in layers along the height direction of the column body, the transverse ribs of each layer are arranged at equal intervals, one end of each transverse rib on the same layer extends into the column body, the other end of each transverse rib extends out of the column body and is connected with an anchoring plate, and one ends of two anchoring plates on two adjacent peripheral surfaces of the column body are connected through a connecting structure; the outer peripheral surface of the column body is further pasted with carbon fiber cloth, and the anchoring plate is pressed and attached to the outer surface of the carbon fiber cloth.
Through adopting above-mentioned technical scheme, the carbon cloth winding is pasted the lateral deformation that can effectual restraint concrete at the outer peripheral face of cylinder, improve the limit compressive strain of concrete, postpone the breakage of compression district concrete, the ductility of cylinder has been improved, play the reinforcing effect, the horizontal muscle that combines to implant simultaneously on four outer peripheral faces of cylinder further promotes the shock resistance of cylinder, better improvement intensity, and utilize the horizontal muscle to compress tightly the effect to carbon cloth to the anchor board that the one end that extends outside the cylinder is connected, carbon cloth's inflation deformation has been restricted, better through the constraint effect of carbon cloth to the cylinder, and can also reduce because the appearance that takes place to break away from between the long-time back ageing messenger carbon cloth of getting off of cementing agent and the cylinder.
Preferably, the connection structure comprises an open slot and a tenon, wherein the open slot is provided with one end of the anchoring plate, the tenon is arranged at the other end of the anchoring plate, and the tenon is clamped in the open slot.
Through adopting above-mentioned technical scheme, the anchor board is compressing tightly the surface of laminating to carbon cloth, and two adjacent anchor boards interconnect, and the better fixed strength that has improved the anchor board plays better restriction dilatational strain's effect to carbon cloth when promoting cylinder intensity, and the mode that two adjacent anchor boards are connected is the joint form moreover, and the operation is also comparatively simple.
Preferably, the anchoring plates on the same peripheral surface of the column body are connected with a plurality of steel stranded ropes, each steel stranded rope comprises a rope body, one end of each rope body is provided with a limiting block, and the other end of each rope body is in threaded connection with a compression nut; the anchor board is seted up along length direction and is supplied the through-hole that the steel strand rope wore to establish, stopper and gland nut all can contradict on the terminal surface of anchor board.
Through adopting above-mentioned technical scheme, the steel strand rope has realized connecting the anchor board that is in on the same outer peripheral face of cylinder for all anchor boards that are in on the same outer peripheral face of cylinder establish ties mutually, and all anchor boards combined action improve the bearing capacity and the rigidity of cylinder.
Preferably, the anchoring plates on the same peripheral surface of the column are perpendicular to the steel strand.
Through adopting above-mentioned technical scheme, form latticed plane between many steel stranded rope and the polylith anchor plate and arrange on the same outer peripheral face of cylinder, promote the horizontal and vertical upward antidetonation ductility of cylinder.
Preferably, the distance between two adjacent transverse ribs gradually increases from the side of the column body close to the ground upwards along the height direction.
Through adopting above-mentioned technical scheme, horizontal muscle total distribution in the cylinder is followed ground one side and is followed the direction of height degree upwards concentration and progressively reduced, and the basal portion department shock resistance of cylinder is stronger, can effectively reduce the cylinder basal portion fracture and lead to whole cylinder to collapse, secondly can also reduce construction volume and construction cost.
Preferably, one end face of the anchoring plate attached to the carbon fiber cloth is a rough face.
Through adopting above-mentioned technical scheme, utilize the frictional force between matte increase and the carbon cloth, after anchor board and carbon cloth laminated mutually, can reduce the play that unexpected collision took place, improve the effect that compresses tightly carbon cloth.
Preferably, a stirrup is further arranged in the column body, and a plurality of longitudinal ribs perpendicular to the transverse ribs are arranged in the stirrup.
Through adopting above-mentioned technical scheme, the stirrup can promote the shear resistance and the antitorque square power of cylinder to can prevent or restrict the production of inclined crack, the further promotion torque resistance and the shear resistance of muscle are indulged in the cooperation simultaneously, and indulge the muscle and can also play spacing monolithic effect to the stirrup, whole formation steel reinforcement cage.
Preferably, the stirrup is spiral and is spirally arranged upwards along the height direction of the column.
By adopting the technical scheme, the spiral stirrup is more convenient for integral installation and construction, and compared with the installation of a single stirrup, the construction difficulty and the construction cost are reduced; meanwhile, due to the integral stirrup, the integral stirrup is firmer and firmer, is in greater contact with concrete, and has better shearing resistance and torque resistance.
To sum up, the utility model discloses a beneficial technological effect does:
1. by implanting the transverse ribs on each peripheral surface of the column body, the anchoring plates connected with the transverse ribs are utilized to play a role in compressing and attaching the carbon fiber cloth wound and adhered on the peripheral surface of the column body, so that the expansion deformation of the carbon fiber cloth is reduced or limited, the adhesion effect of the carbon fiber cloth on the column body is improved, and the constraint strength of the carbon fiber cloth on the column body can be improved;
2. the anchoring plates on the outer peripheral surfaces of two adjacent columns are connected through the connecting structure, and all the anchoring plates on the same peripheral surface are connected in series by using the steel stranded rope, so that all the anchoring plates on the whole column are mutually associated, the shock resistance of the column is greatly improved, and meanwhile, a better attaching and compressing effect is achieved on the carbon fiber cloth;
3. the longitudinal ribs are arranged in the stirrups to form a reinforced cage integrally by arranging the spiral stirrups in the column body, and the shearing resistance and the torque resistance of the column body are improved.
Drawings
FIG. 1 is a cross-sectional view of a reinforced concrete column;
FIG. 2 is a front view of a reinforced concrete column;
fig. 3 is a sectional view a-a of fig. 2.
In the figure, 1, a column; 2. transverse ribs; 3. carbon fiber cloth; 4. an anchoring plate; 41. a through hole; 42. an open slot; 43. a tenon; 5. a steel strand; 51. a rope body; 52. a limiting block; 53. a compression nut; 6. hooping; 7. longitudinal ribs; 8. and (4) the ground.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Fig. 1 shows a cross-sectional view of a reinforced concrete column, comprising a rectangular-section column body 1, the column body 1 being integrally formed by casting concrete. Carbon fiber cloth 3 is pasted through the cementing agent winding on the 1 outer peripheral face of cylinder, still is provided with many horizontal muscle 2 simultaneously in four peripheries of cylinder 1, and many horizontal muscle 2 are arranged along the direction of height layering of cylinder 1, and many horizontal muscle 2 that are in the same layer are arranged at the same outer peripheral face of cylinder 1 equidistance.
Referring to fig. 1 and fig. 2 together, one end of the transverse bar 2 passes through the carbon fiber cloth 3 and extends into the column body 1, the other end of the transverse bar extends from the column body 1 and is connected with an anchoring plate 4, the anchoring plate 4 is a steel plate, four pieces are arranged on each layer of the column body 1, and one end face of the anchoring plate 4 is pressed and tightly attached to the outer surface of the carbon fiber cloth 3. In addition, the end face of the anchoring plate 4, which is attached to the carbon fiber cloth 3, is a rough face, and the rough face has a large friction coefficient relative to the smooth face. The interval of arranging between two adjacent layers of horizontal muscle 2 upwards progressively increases from bottom surface one side along the direction of height of cylinder 1, and what be close to the horizontal muscle 2 of bottom surface more that arrange promptly is more intensive.
And a plurality of steel stranded ropes 5 are also arranged on the same peripheral surface of the column body 1, and the plurality of steel stranded ropes 5 connect the anchoring plates 4 on the same peripheral surface in series. The steel stranded rope 5 is provided with many along the length direction of anchor plate 4, and is concrete, every steel stranded rope 5 all includes the rope body 51 and is located the one end stopper 52 of rope body 51. A plurality of through-holes 41 have been seted up to horizontal on every anchor plate 4, and a plurality of through-holes 41 that are in same vertical line are passed to the one end of the rope body 51, and stopper 52 contradicts on the anchor plate 4 that is located the top, and the one end of the rope body 51 is connected with gland nut 53 through the screw thread mode, and gland nut 53 contradicts on the anchor plate 4 terminal surface that is located low reaches department, and the rope body 51 is established ties with anchor plate 4 on the same outer peripheral face after tightening. After the steel stranded rope 5 is connected, the rope body 51 and the anchoring plate 4 are in a vertical state, and the steel stranded rope 5 and the anchoring plate 4 are distributed approximately in a net shape.
Referring to fig. 1 and fig. 3 together, one end of two anchor plates 4 on two adjacent peripheral surfaces of the column 1 is reinforced and fixed through a connecting structure, the connecting structure in this embodiment includes an open slot 42 opened at one end of the anchor plate 4 and a tenon 43 arranged at the other end surface, the cross-sectional shape of the tenon 43 is identical to the open slot 42, and the two can be mutually clamped, and the four anchor plates 4 on the same layer are mutually connected end to realize association. Of course, the connecting structure may also be a screw connecting structure, that is, one end of the anchoring plate 4 is attached to the other end of the adjacent anchoring plate 4, and the connection is performed by a screw. In addition, the connection and fixation of the two adjacent anchoring plates 4 can also be realized by welding.
Still be provided with in the cylinder 1 and be spiral helicine stirrup 6, be provided with four in the stirrup 6 and indulge muscle 7, stirrup 6 combines together with indulging muscle 7 and forms steel reinforcement cage, and then promotes the shear resistance and the anti torsional forces of whole concrete column.
This reinforced concrete is when being under construction, at first need accomplish stirrup 6, indulge the pouring between muscle 7 and the cylinder 1, twine on the 1 outer peripheral face of cylinder after the completion and paste carbon cloth 3, do the mark and punch on carbon cloth 3, implant horizontal muscle 2 in the aperture after that, horizontal muscle 2 when implanting realize that surface department coats the binder and laminate completely to carbon cloth 3 up to anchor plate 4 on, accomplish the installation construction of horizontal muscle 2 on every layer of cylinder 1 in proper order. After the construction of the transverse ribs 2 on the outer peripheral surface of the column body 1 is completed, the steel twisted ropes 5 are connected, and certainly, the steel twisted ropes 5 can be connected after the installation construction of the transverse ribs 2 is completed on all the four outer peripheral surfaces of the column body 1. The whole reinforced concrete column has better shock resistance, ductility and bearing capacity.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. The reinforced concrete column comprises a column body (1) with a rectangular cross section, and is characterized in that a plurality of transverse ribs (2) are arranged on four outer peripheral surfaces of the column body (1) in a penetrating manner, the transverse ribs (2) are arranged in layers along the height direction of the column body (1), the transverse ribs (2) on each layer are arranged at equal intervals, one end of each transverse rib (2) on the same layer extends into the column body (1), the other end of each transverse rib extends out of the column body (1) and is connected with an anchoring plate (4), and one ends of the two anchoring plates (4) on two adjacent peripheral surfaces of the column body (1) are connected through a connecting structure; the carbon fiber cloth (3) is further pasted on the peripheral surface of the column body (1), and the anchoring plate (4) is tightly pressed and attached to the outer surface of the carbon fiber cloth (3).
2. A reinforced concrete column according to claim 1, characterized in that said connection structure comprises an open slot (42) provided with one end of the anchoring plate (4) and a tenon (43) provided at the other end of the anchoring plate (4), said tenon (43) being clamped in the open slot (42).
3. A reinforced concrete column according to claim 1, characterized in that the anchoring plate (4) on the same peripheral surface of the column (1) is connected with a plurality of steel strands (5), the steel strands (5) comprise a rope body (51), one end of the rope body (51) is provided with a limiting block (52), and the other end of the rope body (51) is in threaded connection with a gland nut (53); the anchor plate (4) is provided with a through hole (41) for the steel strand rope (5) to penetrate through along the length direction, and the limiting block (52) and the compression nut (53) can be abutted to the end face of the anchor plate (4).
4. A reinforced concrete column according to claim 3, characterized in that the anchorage plate (4) on the same peripheral surface of the column (1) is perpendicular to the steel strand (5).
5. A reinforced concrete column according to claim 1, characterized in that the spacing between two adjacent transverse bars (2) increases progressively in height upwards from the side of the column (1) adjacent the ground (8).
6. A reinforced concrete column according to claim 1, characterized in that one end face of the anchoring plate (4) attached to the carbon fiber cloth (3) is a matte surface.
7. A reinforced concrete column according to claim 1, characterized in that a stirrup (6) is arranged inside the column (1), and a plurality of longitudinal bars (7) perpendicular to the transverse bars (2) are arranged inside the stirrup (6).
8. A reinforced concrete column according to claim 7, characterized in that the stirrups (6) are helical and spiral upwards in the height direction of the column (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920499546.4U CN210032347U (en) | 2019-04-12 | 2019-04-12 | Reinforced concrete column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920499546.4U CN210032347U (en) | 2019-04-12 | 2019-04-12 | Reinforced concrete column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210032347U true CN210032347U (en) | 2020-02-07 |
Family
ID=69359128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920499546.4U Expired - Fee Related CN210032347U (en) | 2019-04-12 | 2019-04-12 | Reinforced concrete column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210032347U (en) |
-
2019
- 2019-04-12 CN CN201920499546.4U patent/CN210032347U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200207 |
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| CF01 | Termination of patent right due to non-payment of annual fee |