CN106522578A - Method for carrying out pre-stress reinforcement on wood post through winding method - Google Patents
Method for carrying out pre-stress reinforcement on wood post through winding method Download PDFInfo
- Publication number
- CN106522578A CN106522578A CN201611071689.2A CN201611071689A CN106522578A CN 106522578 A CN106522578 A CN 106522578A CN 201611071689 A CN201611071689 A CN 201611071689A CN 106522578 A CN106522578 A CN 106522578A
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- China
- Prior art keywords
- cloth
- steel ring
- pin
- anchoring
- winding
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- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
- E04G23/0225—Increasing or restoring the load-bearing capacity of building construction elements of circular building elements, e.g. by circular bracing
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
- E04G2023/0248—Increasing or restoring the load-bearing capacity of building construction elements of elements made of wood
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
- E04G2023/0251—Increasing or restoring the load-bearing capacity of building construction elements by using fiber reinforced plastic elements
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a method for carrying out pre-stress reinforcement on a wood post through a winding method, and relates to the technical field of methods for reinforcement construction of wood structure wood posts. The method comprises the steps that the surface of the wood post is cleaned, and well-cut winding cloth is wound around a cloth tensioning mechanism; the bottom of the wood post is coated with impregnating resin, then the winding cloth is wound, and two special anchor steel rings are additionally arranged for anchorage; and coating of the impregnating resin and winding of the winding cloth are successively carried out upwards in a sectioned mode till the top of the wood post, the winding cloth is cut according to dimensions and wound to the top of the wood post, then two special anchor steel rings are additionally arranged at the cloth winding position in the transverse direction for anchorage, and then a temporary anchor steel ring at the last section is removed. According to the method, construction is easy and convenient, the winding cloth can be tightly wound to the surface of the wood post, and the bearing strength of the wood post is effectively improved.
Description
Technical field
The present invention relates to timber structure pin reinforced construction method technical field.
Background technology
Timber has the advantages that good bending resistance, resistance to compression, antidetonation, easy to process and maintenance, therefore in China's ancient building
Using widely, still there is substantial amounts of wood-structure old building so far.Due to of the remote past, there is worm in substantial amounts of timber structure pin
The different degrees of destructions such as moth, cracking, need repairerment badly.
Conventional reinforcement means mainly has steel plate leash law and pastes fiber cloth method at present.The constraint of its light plate leash law
Effect is poor, and steel using amount is more, and difficulty of construction is larger;For paste fiber cloth method, only when the deformation of member to a certain extent
Competence exertion effect afterwards, and consolidation effect is not ideal enough.The strength advantage of fiber cloth how is given full play to, is further improved and is reinforced
Effect is current problem in the urgent need to address, applies prestressing force to fiber cloth and can make full use of its strength advantage.
So there is presently provided a kind of method that employing winding method carries out prestressed reinforcement to pin.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of method that employing winding method carries out prestressed reinforcement to pin,
The method construction is simple and convenient, can be good at the surface by pin is tightly wound around around cloth, effectively strengthens holding for pin
Force intensity.
For solving the above problems, the present invention adopts the technical scheme that one kind carries out prestressing force using winding method to pin and adds
Solid method, comprise the following steps:
1)Removing surface is carried out to pin, and cutting will be cut and is wound in Jin Bu mechanisms in advance around cloth around cloth;
2)Impregnating resin is smeared in pin bottom, is then wiped in painting and wound around cloth upwards according to angle of inclination a at resin, then
Wind on the pin of cloth extra level wind one layer it is horizontal around cloth, add two special anchorings at cloth horizontal afterwards
Steel ring is anchored;
3)Segmentation smears impregnating resin, winding successively upwards around cloth, and each section of winding height is, around the twice of cloth width, to complete one
Jin Bu mechanisms are up fixed after section, carry out prestressed stretch-draw to having wound around cloth, after the completion of tensioning, by tensioning section
Top fix anchoring temporarily steel ring anchored;
4)Repeat step 3)Work progress, step 3)In for anchoring anchoring temporarily steel ring treat upside anchoring temporarily steel ring anchor
Gu dismountable after good, standby next section of anchoring is used;
5)Repeat step 4)To at the top of pin, cutting will be carried out around cloth by size, be wound at the top of pin, be wound at the top of pin
At cloth again additionally around one layer it is horizontal at cloth, add two special anchoring steel rings to be anchored horizontal afterwards around cloth, then
The anchoring temporarily steel ring of final stage is removed.
Preferably, it is described around cloth be carbon cloth or glass fabric or basalt fiber cloth.
Preferably, the angle of inclination a is 30 ° -45 °, 40%- of the tension stress around cloth for ultimate tensile strength
50%, it is described around cloth width be 200-300mm.
Preferably, it is described it is special anchoring steel ring and anchoring temporarily steel ring inside added rubber bed course, prevent steel ring with around cloth
Directly contact occur scratch, it is described it is special anchoring steel ring it is identical with the structure of anchoring temporarily steel ring, it is described it is special anchoring steel ring and
Anchoring temporarily steel ring is made up of 1 2mm thickness steel discs, and the special anchoring steel ring and anchoring temporarily steel ring both sides are respectively provided with bolt and connect
Mouthful, anchorage effect is played by tightening bolt.
Preferably, the Jin Bu mechanisms include aligning up and down two fixed steelrings of setting, in the same of two fixed steelrings
Side is provided with the counter-force base of the tabular for being fixedly connected and being vertically arranged with two fixed steelrings respectively, the upper and lower cloth on counter-force base
Two jack are equipped with, the ejector rod of two described jack connects the dowel steel being vertically arranged respectively, the dowel steel
Lower end is provided with bull stick fixed block, institute by the junction that bearing is rotatably connected to overcoat bull stick, the dowel steel and overcoat bull stick
State bull stick fixed block and be provided with first through hole, the first through hole can be aligned with the second through hole on overcoat bull stick, the overcoat
Bull stick is fixed by means of the relative dowel steel of latch being inserted in first through hole and the second through hole simultaneously, described to be wrapped in institute around cloth
State on overcoat bull stick.
The invention is had the effect that the winding fiber cloth process was carried out by the stage, with two fiber cloth width as one
The individual construction height stage carries out tensioning and anchoring, its objective is both to make fiber cloth uniform force, avoids fiber cloth prestressing force to release again
Put, whether stretching process reply tensioning control effectively, its objective is to confirm to setting up accurate prestressing force, to tensioning
It is normally carried out judging so as to the phenomenon that notes abnormalities.During construction, fiber cloth can be reflected by the oil gauge supporting with jack, make
With the front calibration curve that should be carried out demarcating and set up between accurate oil meter reading and stretching force, the reliable anchoring fiber cloth of energy, tensioning
When fiber cloth there is no sliding, its rubber spacer ensures not damaging fiber cloth.Jack device of the present invention has itself and is securable to
On pin, it is easy to apply prestressing force, the advantage of convenient dismounting.
Description of the drawings
Fig. 1 is the schematic diagram under enforcement state of the present invention;
Fig. 2 is the structural representation of special anchoring steel ring or anchoring temporarily steel ring;
Structural representations of the Fig. 3 for Jin Bu mechanisms;
Fig. 4 is the structural representation of the pin produced using the present invention.
Wherein, 1, pin, 2, special anchoring steel ring, 3, anchoring temporarily steel ring, 4, fixed steelring, 5, counter-force base, 6, pass
Power bar, 7, overcoat bull stick, 8, jack.
Specific embodiment
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description:As shown in Figure 1 and Figure 2
A kind of method that employing winding method carries out prestressed reinforcement to pin, comprises the following steps:
1)Removing surface is carried out to pin 1, and cutting will be cut and is wound in Jin Bu mechanisms in advance around cloth around cloth;
2)Impregnating resin is smeared in 1 bottom of pin, is then wiped in painting and wound around cloth upwards according to angle of inclination a at resin, so
Afterwards wind on the pin 1 of cloth extra level wind one layer it is horizontal around cloth, afterwards it is horizontal add at cloth two it is special
Anchoring steel ring 2 is anchored;
3)Segmentation smears impregnating resin, winding successively upwards around cloth, and each section of winding height is, around the twice of cloth width, to complete one
Jin Bu mechanisms are up fixed after section, carry out prestressed stretch-draw to having wound around cloth, after the completion of tensioning, by tensioning section
Top fix anchoring temporarily steel ring 3 and anchored;
4)Repeat step 3)Work progress, step 3)In for anchoring anchoring temporarily steel ring 3 treat upside anchoring temporarily steel ring
Anchor 3 is solid good dismountable afterwards, and standby next section of anchoring is used;
5)Repeat step 4)To at the top of pin 1, cutting will be carried out around cloth by size, be wound at the top of pin 1, at the top of pin 1
Wind at cloth again additionally horizontal around cloth around one layer, at cloth, add two special anchoring steel rings 2 to carry out anchor horizontal afterwards
Gu, then the anchoring temporarily steel ring 3 of final stage is removed.
It is carbon cloth or glass fabric or basalt fiber cloth around cloth.
Angle of inclination a is 30 ° -45 °, and 40%-50% of the tension stress around cloth for ultimate tensile strength, around cloth width
For 200-300mm.
As shown in Fig. 2 special anchoring 3 inside added rubber bed course of steel ring 2 and anchoring temporarily steel ring, prevents steel ring and around cloth
Directly contact occurs to scratch, and the special anchoring steel ring 2 is identical with the structure of anchoring temporarily steel ring 3, the special anchoring steel ring 2
It is made up of 1 2mm thickness steel discs with anchoring temporarily steel ring 3, the special anchoring steel ring 2 and 3 both sides of anchoring temporarily steel ring are respectively provided with
Bolt interface, plays anchorage effect by tightening bolt.
As shown in figure 3, Jin Bu mechanisms include two fixed steelrings 4 for aligning setting up and down, in the same of two fixed steelrings 4
Side is provided with the counter-force base 5 of the tabular for being fixedly connected and being vertically arranged with two fixed steelrings 4 respectively, on the counter-force base 5 on
Under be disposed with two jack 8, the ejector rod of two described jack 8 connects the dowel steel 6 being vertically arranged, the biography respectively
The lower end of power bar 6 is provided with bull stick by the junction that bearing is rotatably connected to overcoat bull stick 7, the dowel steel 6 and overcoat bull stick 7
Fixed block, the bull stick fixed block are provided with first through hole, and the first through hole can be with the second through hole pair on overcoat bull stick 7
Just, the overcoat bull stick 7 is fixed by means of the relative dowel steel 6 of latch being inserted in first through hole and the second through hole simultaneously, institute
State and be wrapped on the overcoat bull stick 7 around cloth.
The oil gauge supporting with which can be set up according to requirement of engineering on jack 8, to know prestressing force suffered by fiber cloth.
Overcoat bull stick 7 is connected with dowel steel 6 by bearing, outer wrapping fiber cloth, by overcoat bull stick 7 rotate by fibre cloth winding around
To on pin 1, when completing one section and need to carry out tight cloth, insertion latch is relatively fixed overcoat bull stick 7 and dowel steel 6, so
8 action pushing and withstanding dowel steel 6 of jack afterwards, dowel steel 6 drive overcoat bull stick 7 to move, so as to complete one section of fiber cloth for winding
Tight cloth work.
The invention is had the effect that the winding fiber cloth process was carried out by the stage, with two fiber cloth width as one
The individual construction height stage carries out tensioning and anchoring, its objective is both to make fiber cloth uniform force, avoids fiber cloth prestressing force to release again
Put, whether stretching process reply tensioning control effectively, its objective is to confirm to setting up accurate prestressing force, to tensioning
It is normally carried out judging so as to the phenomenon that notes abnormalities.During construction, fiber cloth can be reflected by the oil gauge supporting with jack, make
With the front calibration curve that should be carried out demarcating and set up between accurate oil meter reading and stretching force, the reliable anchoring fiber cloth of energy, tensioning
When fiber cloth there is no sliding, its rubber spacer ensures not damaging fiber cloth.Jack device of the present invention has itself and is securable to
On pin, it is easy to apply prestressing force, the advantage of convenient dismounting.
Claims (6)
1. a kind of method that employing winding method carries out prestressed reinforcement to pin, is characterized in that:Comprise the following steps:1)To pin
(1)Removing surface is carried out, and cutting will be cut and is wound in Jin Bu mechanisms in advance around cloth around cloth;
2)In pin(1)Impregnating resin is smeared in bottom, then wipes in painting and wound around cloth upwards according to angle of inclination a at resin,
Then winding the pin around cloth(1)Upper extra level wind one layer it is horizontal around cloth, add two at cloth horizontal afterwards
Special anchoring steel ring(2)Anchored;
3)Segmentation smears impregnating resin, winding successively upwards around cloth, and each section of winding height is, around the twice of cloth width, to complete one
Jin Bu mechanisms are up fixed after section, carry out prestressed stretch-draw to having wound around cloth, after the completion of tensioning, by tensioning section
Top fix anchoring temporarily steel ring(3)Anchored;
4)Repeat step 3)Work progress, step 3)In for anchoring anchoring temporarily steel ring(3)Treat upside anchoring temporarily steel
Circle anchor(3)Gu dismountable after good, standby next section of anchoring is used;
5)Repeat step 4)To pin(1)Top, will carry out cutting around cloth by size, be wound into pin(1)Top, in pin
(1)Top winds at cloth again additionally horizontal around cloth around one layer, adds two special anchoring steel rings horizontal afterwards at cloth
(2)Anchored, then by the anchoring temporarily steel ring of final stage(3)Remove.
2. the method that a kind of employing winding method according to claim 1 carries out prestressed reinforcement to pin, is characterized in that:Institute
It is carbon cloth or glass fabric or basalt fiber cloth to state around cloth.
3. the method that a kind of employing winding method according to claim 1 carries out prestressed reinforcement to pin, is characterized in that:Institute
Angle of inclination a is stated for 30 ° -45 °, 40%-50% of the tension stress around cloth for ultimate tensile strength is described around cloth width to be
200-300mm。
4. the method that a kind of employing winding method according to claim 1 carries out prestressed reinforcement to pin, is characterized in that:Institute
State special anchoring steel ring(2)With anchoring temporarily steel ring(3)Internal added rubber bed course, prevents steel ring and occurs around cloth directly contact
Scratch, the special anchoring steel ring(2)With anchoring temporarily steel ring(3)Structure it is identical, the special anchoring steel ring(2)With it is interim
Anchoring steel ring(3)It is made up of 1 2mm thickness steel discs, the special anchoring steel ring(2)With anchoring temporarily steel ring(3)Both sides are respectively provided with
Bolt interface, plays anchorage effect by tightening bolt.
5. the method that a kind of employing winding method according to claim 1 carries out prestressed reinforcement to pin, is characterized in that:Institute
Shu Jin cloth mechanism includes two fixed steelrings for aligning setting up and down(4), in two fixed steelrings(4)Homonymy be provided with respectively with
Two fixed steelrings(4)The counter-force base of the tabular for being fixedly connected and being vertically arranged(5), in counter-force base(5)On arrange up and down
There are two jack(8), described two jack(8)Ejector rod connect the dowel steel being vertically arranged respectively(6), the biography
Power bar(6)Lower end overcoat bull stick is rotatably connected to by bearing(7), the dowel steel(6)With overcoat bull stick(7)Junction
Bull stick fixed block is provided with, the bull stick fixed block is provided with first through hole, and the first through hole can be with overcoat bull stick(7)On
Two through holes are aligned, the overcoat bull stick(7)By means of the relative power transmission of latch being inserted in first through hole and the second through hole simultaneously
Bar(6)It is fixed, it is described to be wrapped in the overcoat bull stick around cloth(7)On.
6. the method that a kind of employing winding method according to claim 5 carries out prestressed reinforcement to pin, is characterized in that:Institute
It is carbon cloth to state around cloth.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201611071689.2A CN106522578A (en) | 2016-11-29 | 2016-11-29 | Method for carrying out pre-stress reinforcement on wood post through winding method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201611071689.2A CN106522578A (en) | 2016-11-29 | 2016-11-29 | Method for carrying out pre-stress reinforcement on wood post through winding method |
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CN106522578A true CN106522578A (en) | 2017-03-22 |
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CN201611071689.2A Pending CN106522578A (en) | 2016-11-29 | 2016-11-29 | Method for carrying out pre-stress reinforcement on wood post through winding method |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20050114302A (en) * | 2004-06-01 | 2005-12-06 | (주)엠프로 | Steel anchor, thermoset anchor and tensioning equipment, and the method to reinforce the concrete structure with the fiber panel tensioned by them |
CN201412635Y (en) * | 2009-04-07 | 2010-02-24 | 崔国跃 | Gluing winding device |
CN201695706U (en) * | 2010-06-29 | 2011-01-05 | 程东辉 | Tensioning device of prestress fiber cloth for reinforcing reinforced concrete column |
CN203998254U (en) * | 2014-08-24 | 2014-12-10 | 江西恩达麻世纪科技股份有限公司 | A kind of gauze is carried and around cloth machine |
-
2016
- 2016-11-29 CN CN201611071689.2A patent/CN106522578A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20050114302A (en) * | 2004-06-01 | 2005-12-06 | (주)엠프로 | Steel anchor, thermoset anchor and tensioning equipment, and the method to reinforce the concrete structure with the fiber panel tensioned by them |
CN201412635Y (en) * | 2009-04-07 | 2010-02-24 | 崔国跃 | Gluing winding device |
CN201695706U (en) * | 2010-06-29 | 2011-01-05 | 程东辉 | Tensioning device of prestress fiber cloth for reinforcing reinforced concrete column |
CN203998254U (en) * | 2014-08-24 | 2014-12-10 | 江西恩达麻世纪科技股份有限公司 | A kind of gauze is carried and around cloth machine |
Non-Patent Citations (2)
Title |
---|
袁书成等: "横向应变对复合材料加固木柱极限承载力计算分析", 《建筑结构》 * |
马建勋等: "碳纤维布加固木柱轴心抗压性能试验研究", 《工业建筑》 * |
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Application publication date: 20170322 |
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