CN109577674A - A kind of metope flexure type crack repairing structure and its construction method - Google Patents

A kind of metope flexure type crack repairing structure and its construction method Download PDF

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Publication number
CN109577674A
CN109577674A CN201811355034.7A CN201811355034A CN109577674A CN 109577674 A CN109577674 A CN 109577674A CN 201811355034 A CN201811355034 A CN 201811355034A CN 109577674 A CN109577674 A CN 109577674A
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CN
China
Prior art keywords
channel steel
wall
repairing
crack
slot
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Pending
Application number
CN201811355034.7A
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Chinese (zh)
Inventor
邹传龙
陈姗
冷嘉倩
韦丽
梁小光
陆建顺
覃坚成
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Nanning University
Nanning Institute
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Nanning Institute
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Priority to CN201811355034.7A priority Critical patent/CN109577674A/en
Publication of CN109577674A publication Critical patent/CN109577674A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G23/00Working measures on existing buildings
    • E04G23/02Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
    • E04G23/0203Arrangements for filling cracks or cavities in building constructions

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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)
  • Working Measures On Existing Buildindgs (AREA)

Abstract

The invention discloses a kind of metope flexure type crack repairing structure and its construction methods, including wall, reinforce channel steel, digging on the crack of the wall has repairing slot, the repairing slot two sides are equipped with reinforced hole, the reinforcing channel steel is connect by expansion bolt with reinforced hole, cement mortar is filled in the repairing slot, the cement mortar is filled in repairing slot, and is filled and reinforced in channel steel.The present invention reinforces channel steel by being embedded at wall body slit, and pass through expansion bolt and wall connecting, improve the intensity of wall, the probability that wall cracks again is effectively reduced, and reinforcing channel steel can be customized according to the shape of crack tortuosity, versatile, this engineering method step is simple, construction safety, the structural reliability after reinforcing are high, can effectively extend building and use the time.

Description

A kind of metope flexure type crack repairing structure and its construction method
Technical field
The invention belongs to wall body slit repairing technique field more particularly to a kind of metope flexure type crack repairing structure and its Construction method.
Background technique
The exterior wall of building terminates three months or so in construction or after a period of time, concrete structure is due to internal and external factor Effect and generate physical structure variation, formed crack, this kind of crack be usually split completely from top to bottom in wall face, It splits inside to wall, has the characteristics that the long and narrow and penetration of fracture is big.Thus exterior walls of buildings is easy to cause to occur by crack Destroy leak.The generation in crack not only influences the waterproofness of structure, is usually associated with security risk sometimes;Especially underground engineering In, concrete wall is restricted by extraneous, environment (such as Water And Earth Pressures, deformation) and waterproof material, construction technology, is tied in underground It is easy to produce crack in structure use process, the phenomenon that percolating water occurs.In recent years, general unit in charge of construction is in processing crack-leakage water When, it generallys use waterglass, cement etc. and tamps, but since the viscosity such as waterglass, cement are larger, curing time is short, Wu Fashen Enter to Slit bottom, each position in crack can not be filled up completely, in the gap not being filled into, is easy to happen secondary open It splits, leads to secondary leak, the effect of filling and repairing is poor.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of metope flexure type crack repairing structure and its construction parties Method can solve the problem of being easy secondary cracking after the prior art is repaired.
The present invention is achieved by the following technical programs.
A kind of metope flexure type crack repairing structure provided by the invention, including wall, reinforcing channel steel, the wall are split Sewing on cutting has repairing slot, and the repairing slot two sides are equipped with reinforced hole, and the reinforcing channel steel is connected by expansion bolt and reinforced hole It connects, cement mortar is filled in the repairing slot, the cement mortar is filled in repairing slot, and is filled and reinforced in channel steel.
The specification of the expansion bolt is M8 to M12, and length is 120mm to 160mm.
The length of the repairing slot is 30cm longer than the fracture length of wall to 40cm.
The width of the repairing slot is of same size with reinforcing channel steel.
The reinforcing channel steel is bent according to the shape in the crack of wall, and the crack of wall, which is respectively positioned on, reinforces channel steel in wall In projection on body.
The reinforcing channel steel is equipped with multiple connecting holes, and expansion bolt is fixed in connecting hole.
A kind of construction method of metope flexure type crack repairing structure, comprising the following steps:
Step 1: the rendering layer on cleaning wall body slit is searched the location and shape in flexure type crack, and is carried out on the wall Label,
Step 2: being covered on crack using sand paper, draws out the shape in flexure type crack, and by the pattern scan of drafting At electronic pictures;
Step 3: it using softwares such as CAD, according to the shape in flexure type crack in electronic pictures, designs and reinforces channel steel Shape allows reinforcing channel steel to complete to be covered on crack;
Step 4: according to the design drawing for reinforcing channel steel, channel steel is reinforced in processing;
Step 5: according to the shape for reinforcing channel steel, the location and shape of repairing slot are described on the wall, and use mechanical equipment Repairing slot is cut, channel steel then will be reinforced and is mounted in repairing slot;
Step 6: according to the position for reinforcing connecting hole on channel steel, reinforced hole is dug;
Step 7: being put into expansion bolt and tightened in reinforced hole, welds to expansion bolt with channel steel is reinforced after tightening It connects;
Step 8: the dust in cleaning repairing slot, filling concrete is filled and led up slot is repaired in repairing slot, is compacted and is smoothed out table Face.
The beneficial effects of the present invention are: channel steel is reinforced by being embedded at wall body slit, and passes through expansion bolt and wall Body connection, improves the intensity of wall, the probability that wall cracks again is effectively reduced, and reinforcing channel steel can be according to crack tortuosity Shape is customized, versatile, this engineering method step is simple, construction safety, the structural reliability after reinforcing are high, can effectively be prolonged Long building uses the time.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of repairing construction;
Fig. 2 is the top view for repairing slot;
In figure: 1-, 2- repair slot, and 3- reinforces channel steel, 4- reinforced hole, 5- expansion bolt, 6- cement mortar, 7- connecting hole.
Specific embodiment
Be described further below technical solution of the present invention, but claimed range be not limited to it is described.
As shown in Figure 1 and Figure 2, a kind of metope flexure type crack repairing structure, including wall 1, reinforcing channel steel 3, the wall Digging on 1 crack has repairing slot 2, and 2 two sides of repairing slot are equipped with reinforced hole 4, and the reinforcing channel steel 3 passes through expansion bolt 5 It is connect with reinforced hole 4, cement mortar 6 is filled in the repairing slot 2, the cement mortar 6 is filled in repairing slot 2, and is filled out It fills and reinforces in channel steel 3.
It is connect by squeezing into expansion bolt 5 in wall 1, and with channel steel 3 is reinforced, improves the intensity of wall, be effectively reduced The probability that wall cracks again, while reinforcing channel steel 3 and being held the wall 1 of crack two sides by expansion bolt 5, it can anti-crack arrest Seam is grown up, and by the filling crack of cement mortar 6, prevents from seeping water, and cement mortar 6 can be such that repairing slot 2 is filled and led up, and repairs wall It keeps beautiful after multiple, and completely cuts off air, prevent from reinforcing channel steel 3 and expansion bolt 5 gets rusty.
The specification of the expansion bolt 5 is M8 to M12, and length is 120mm to 160mm, to guarantee that expansion bolt 5 can have Enough intensity holds the wall 1 of crack two sides, to improve the intensity of wall.
The length of the repairing slot 2 is 30cm longer than the fracture length of wall 1 to 40cm, after being cracked due to wall 1, on crack Lower end will continue to increase, therefore repairs slot 2 and need more cutting a part, reinforce to the wall 1 of possible cracking, to prevent wall Body 1 continues to crack.
The width of the repairing slot 2 can support wall 1 with the of same size of channel steel 3, reinforcing 3 two sides of channel steel are reinforced, Improve the intensity of wall.
The reinforcing channel steel 3 is bent according to the shape in the crack of wall 1, and the crack of wall 1, which is respectively positioned on, reinforces channel steel 3 In projection on wall, allows to reinforce the wall that channel steel 3 holds crack two sides by expansion bolt 5, prevent two after repairing Secondary cracking.
The reinforcing channel steel 3 is equipped with multiple connecting holes 7, and expansion bolt 5 is fixed in connecting hole 7, makes expansion bolt 5 can It to be passed through from connecting hole 7, and is inserted into reinforced hole 4, facilitates operation.
A kind of construction method of metope flexure type crack repairing structure, comprising the following steps:
Step 1: the rendering layer on cleaning wall body slit is searched the location and shape in flexure type crack, and is carried out on the wall Label is easy to look into crack after clearing up rendering layer, then uses the location and shape in pastel mark crack on wall.
Step 2: being covered on crack using sand paper, draws out the shape in flexure type crack, and by the pattern scan of drafting At electronic pictures, by drawing out the shape in flexure type crack in sand paper, the accuracy drawn by flexure type crack.
Step 3: it using softwares such as CAD, according to the shape in flexure type crack in electronic pictures, designs and reinforces channel steel 3 Shape allows reinforcing channel steel to complete to be covered on crack, after on the computer of picture importing, according to the shape in flexure type crack The shape and bending technique of the reinforcing channel steel 3 of drafting, convenient for processing to reinforcing channel steel 3, while can make reinforcement tank steel 3 Shape design is more rationally effective.
Step 4: according to the design drawing for reinforcing channel steel, channel steel is reinforced in processing, the drawing and technique gone out according to computer design, Go out to reinforce channel steel using tool processes such as channel steel bending machine and electric drills.
Step 5: according to the shape for reinforcing channel steel, the location and shape of repairing slot are described on the wall, and use mechanical equipment Repairing slot is cut, channel steel then will be reinforced and is mounted in repairing slot, the shape that the shape for repairing slot will be allow with reinforce channel steel Shape matches, and is easily installed.
Step 6: according to the position for reinforcing connecting hole on channel steel, digging reinforced hole, reinforces channel steel and is provided with connection in advance Hole, worker to needs drill to wall on the position of connecting hole, so that it may the excavating work of reinforced hole is completed, it is convenient fast It is prompt.
Step 7: being put into expansion bolt and tightened in reinforced hole, welds to expansion bolt with channel steel is reinforced after tightening Connect, by expansion bolt end expand after, be extruded in reinforced hole, make expansion bolt and wall form a fixed connection, will be swollen After swollen bolt and reinforcing channel steel welding, the intensity of wall is improved, secondary cracking is prevented.
Step 8: the dust in cleaning repairing slot, filling concrete is filled and led up slot is repaired in repairing slot, is compacted and is smoothed out table Face, the wall 1 after making repairing keeps beautiful, while completely cutting off air, prevents expansion bolt and reinforcing channel steel from getting rusty.

Claims (7)

1. a kind of metope flexure type crack repairing structure, it is characterised in that: including wall (1), reinforce channel steel (3), the wall (1) digging on crack has repairing slot (2), and the repairing slot (2) two sides are equipped with reinforced hole (4), and the reinforcing channel steel (3) passes through Expansion bolt (5) is connect with reinforced hole (4), is filled with cement mortar (6) in the repairing slot (2), and the cement mortar (6) is filled out It fills in repairing slot (2), and fills and reinforce in channel steel (3).
2. a kind of metope flexure type crack repairing structure as described in claim 1, it is characterised in that: the expansion bolt (5) Specification be M8 to M12, length be 120mm to 160mm.
3. a kind of metope flexure type crack repairing structure as described in claim 1, it is characterised in that: repairing slot (2) Length is 30cm longer than the fracture length of wall (1) to 40cm.
4. a kind of metope flexure type crack repairing structure as described in claim 1, it is characterised in that: repairing slot (2) Width is of same size with reinforcing channel steel (3).
5. a kind of metope flexure type crack repairing structure as described in claim 1, it is characterised in that: the reinforcing channel steel (3) It is bent according to the shape in the crack of wall (1), the crack of wall (1) is respectively positioned on the projection for reinforcing channel steel (3) on wall It is interior.
6. a kind of metope flexure type crack repairing structure as described in claim 1, it is characterised in that: the reinforcing channel steel (3) It is equipped with multiple connecting holes (7), expansion bolt (5) is fixed in connecting hole (7).
7. such as a kind of construction method of metope flexure type crack repairing structure as claimed in any one of claims 1 to 6, feature exists In, comprising the following steps:
Step 1: the rendering layer on cleaning wall body slit is searched the location and shape in flexure type crack, and is marked on the wall Note;
Step 2: being covered on crack using sand paper, draws out the shape in flexure type crack, and by the pattern scan of drafting at electricity Sub-pictures;
Step 3: using softwares such as CAD, according to the shape in flexure type crack in electronic pictures, the shape for reinforcing channel steel (3) is designed Shape allows reinforcing channel steel to complete to be covered on crack;
Step 4: according to the design drawing for reinforcing channel steel, channel steel is reinforced in processing;
Step 5: according to the shape for reinforcing channel steel, the location and shape of repairing slot are described on the wall, and are dug using mechanical equipment Slot is repaired out, then will be reinforced channel steel and is mounted in repairing slot;
Step 6: according to the position for reinforcing connecting hole on channel steel, reinforced hole is dug;
Step 7: being put into expansion bolt and tightened in reinforced hole, welds to expansion bolt with channel steel is reinforced after tightening;
Step 8: the dust in cleaning repairing slot, filling concrete is filled and led up slot is repaired in repairing slot, compacting and smooth out surface.
CN201811355034.7A 2018-11-14 2018-11-14 A kind of metope flexure type crack repairing structure and its construction method Pending CN109577674A (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111608684A (en) * 2020-05-08 2020-09-01 中铁三局集团第四工程有限公司 Crack reinforcing method for subway tunnel construction
CN112982068A (en) * 2021-02-26 2021-06-18 安徽虹达道路桥梁工程有限公司 Asphalt pavement crack repairing method
CN113250487A (en) * 2021-06-10 2021-08-13 中建七局第四建筑有限公司 Reinforced structure for concrete floor cracks and construction method thereof
CN113290207A (en) * 2021-04-30 2021-08-24 宁波明凌科技有限公司 Large sand mold crack repairing method
CN114320357A (en) * 2021-12-02 2022-04-12 北京市政建设集团有限责任公司 Crack reinforcing structure for subway tunnel construction and method thereof

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US5476340A (en) * 1994-12-21 1995-12-19 Contrasto; Sam Method of using internal metal stitching for repairing cracks in concrete
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CN107829569A (en) * 2017-10-31 2018-03-23 中国冶集团有限公司 Masonry panel fracture unit method
CN108193709A (en) * 2018-01-02 2018-06-22 中建五局土木工程有限公司 Underground pipe gallery and underground pipe gallery crack anti-seepage water treatment method
CN207597284U (en) * 2017-12-13 2018-07-10 王晓静 Road and bridge crack bracing means
CN207685692U (en) * 2017-10-31 2018-08-03 许尚 A kind of road and bridge crack ruggedized construction

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CN202788022U (en) * 2012-08-03 2013-03-13 中程建工集团有限公司 Wall crack combined type repair structure
CN107829569A (en) * 2017-10-31 2018-03-23 中国冶集团有限公司 Masonry panel fracture unit method
CN207685692U (en) * 2017-10-31 2018-08-03 许尚 A kind of road and bridge crack ruggedized construction
CN207597284U (en) * 2017-12-13 2018-07-10 王晓静 Road and bridge crack bracing means
CN108193709A (en) * 2018-01-02 2018-06-22 中建五局土木工程有限公司 Underground pipe gallery and underground pipe gallery crack anti-seepage water treatment method

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111608684A (en) * 2020-05-08 2020-09-01 中铁三局集团第四工程有限公司 Crack reinforcing method for subway tunnel construction
CN112982068A (en) * 2021-02-26 2021-06-18 安徽虹达道路桥梁工程有限公司 Asphalt pavement crack repairing method
CN113290207A (en) * 2021-04-30 2021-08-24 宁波明凌科技有限公司 Large sand mold crack repairing method
CN113250487A (en) * 2021-06-10 2021-08-13 中建七局第四建筑有限公司 Reinforced structure for concrete floor cracks and construction method thereof
CN113250487B (en) * 2021-06-10 2022-05-27 中建七局第四建筑有限公司 Reinforced structure for concrete floor cracks and construction method thereof
CN114320357A (en) * 2021-12-02 2022-04-12 北京市政建设集团有限责任公司 Crack reinforcing structure for subway tunnel construction and method thereof
CN114320357B (en) * 2021-12-02 2023-09-22 北京市政建设集团有限责任公司 Crack reinforcing structure for subway tunnel construction and method thereof

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Application publication date: 20190405