CN108222539A - The method of masonry component bolt anchorage - Google Patents
The method of masonry component bolt anchorage Download PDFInfo
- Publication number
- CN108222539A CN108222539A CN201810032200.3A CN201810032200A CN108222539A CN 108222539 A CN108222539 A CN 108222539A CN 201810032200 A CN201810032200 A CN 201810032200A CN 108222539 A CN108222539 A CN 108222539A
- Authority
- CN
- China
- Prior art keywords
- anchor pole
- bushing
- wall
- drilling
- hole
- 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.)
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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
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/74—Means for anchoring structural elements or bulkheads
Abstract
The invention discloses a kind of methods of masonry component bolt anchorage, are related to reinforcing in building body, it is desirable to provide and a kind of method of masonry component bolt anchorage has the advantages that repair masonry structure, its key points of the technical solution are that：Original building wall is carried out non-destructive testing, and the intensity of anchor pole is detected including step 1；Step 2 according to testing result, determines the anchor pole material for needing to use, size；Step 3 drafts the support protection scheme to original building wall, to ensure not generate in the construction process to cave according to present situation；Step 4 is required according to designing scheme, specifies drilling construction position, using having water or anhydrous drilled dry, the core drilling without hammering stress；Anchor pole, bushing and exhaust manifolds are put into drilling by step 5 together；Step 6 blunges cement grout material uniformly, is injected in bushing with compression pump, until slurries spill-over goes out hell；Step 7 removes support construction after slurries completely solidification.
Description
Technical field
The present invention relates to being reinforced in building body, more particularly to a kind of method of masonry component bolt anchorage.
Background technology
Many ancient buildings of China not only have a long history, and with its unique style and historic significance, alive
It is occupied an important position on boundary's architectural history, there are high art achievements and scientific value.It is ancient as other all history relic
The value of building is that its left over by history, and impossible reproduction is built again, can not just be retrieved once destroying.It is however, ancient
Building is during the preservation having experienced many vicissitudes of life after the years, since artificial and elemental destruction is subjected to different degrees of damage, wherein
Most common damage is exactly ancient architecture wall fecund life crack, therefore how to be to the wall body structure progress reinforcement and repair of ancient building
A kind of problem in urgent need to solve.
Invention content
The object of the present invention is to provide a kind of methods of masonry component bolt anchorage, have what masonry structure was repaired
Advantage.
The present invention above-mentioned technical purpose technical scheme is that：A kind of masonry component bolt anchorage
Method, the anchor pole being threaded through including one end in wall, the bushing with mesh being set in outside anchor pole, one end of the bushing is consolidated
One end that anchor pole enters wall is scheduled on, the other end is connected with the slipping block of closing liner mouth, the slipping block sliding connection anchor pole
On, the slipping block is equipped with the exhaust manifolds and inlet tube that one end is stretched into bushing, is offered on the exhaust manifolds several
Gas vent further includes following steps,
Step 1 carries out non-destructive testing original building wall, and the intensity of anchor pole is detected；
Step 2 according to testing result, determines the anchor pole material for needing to use, size；
Step 3 according to present situation, drafts the support protection scheme to original building wall, to ensure not produce in the construction process
Life is caved in；
Step 4 is required according to designing scheme, specifies drilling construction position, using have water or anhydrous drilled dry, without hammering stress
Core drilling；
Anchor pole, bushing and exhaust manifolds are put into drilling by step 5 together；
Cement grout material is blunged uniformly, is injected in bushing with compression pump by step 6, until slurries spill-over goes out hell；
Step 7 after slurries completely solidification, removes support construction.
By using above-mentioned technical proposal, by the advance detection to wall, the position of drilling is determined, to the intensity of anchor pole
Detection is inserted into the support force that is played after wall convenient for detection anchor pole in advance, first with support construction by wall supporting before construction,
It, will using the destruction to the wall damaged when thering is water or anhydrous drilled dry, the core drilling without hammering stress to reduce drilling
When anchor pole with bushing is inserted into drilling, then cement grout material is entered by inlet tube in bushing, at this time cement grout material
It fills up between bushing and anchor pole outer wall, and because the pressure that slip casting generates expands bushing, fills up the hole of borehole circumference, and part
The thinner grouting material of particle is overflowed from the mesh of bushing so that anchor pole consolidated is fixed in drilling, plays chemical bonding
With the dual stressed effect of mechanical anchor, the whole tensile strength of wall is substantially increased, protectiveness has been carried out to wall body structure
It repairs.
The present invention is further set as：The anchor pole is made of hollow either solid stainless steel or carbon steel material, institute
The section for stating anchor pole is the steel reinforcement cage that rectangular or round or anchor pole is made of several reinforcing bars, and the anchor pole outer wall is equipped with several steel
Plate.
By using above-mentioned technical proposal, anchor pole made of stainless steel is resistant to chemical etching and electrochemical corrosion performance is in steel
The inside is preferable, bolt product good manufacturability made of carbon steel, and corrosion-resistant, can select the material of anchor pole as needed
Material and the shape that anchor pole is selected according to the size to drill now, when bore diameter is larger, anchor pole is is made of several reinforcing bars
Steel reinforcement cage, increase anchor pole integral diameter in drilling, convenient for support of the anchor pole to wall, when anchor pole is fixed in drilling,
Steel plate increases the frictional force between anchor pole and cement grout material, improves the connection of anchor pole and wall.
The present invention is further set as：The size to drill described in step 4 is typically twice of anchor pole.
By using above-mentioned technical proposal, the size of drilling is typically to swell convenient for bushing, while just for twice of anchor pole
It is stretched into drilling in anchor pole.
The present invention is further set as：Cement grout material, which is blunged, in step 6 is uniformly：5 kilograms of cement grout material
Water with 1 kilogram is mixed evenly.
By using above-mentioned technical proposal, 5 kilograms of cement grout material and 1 kilogram of water are mixed evenly so that water
Mud grouting material can flow freely after mixing with water, can effectively penetrate bushing so that cement grout material enters borehole wall
On crack in.
The present invention is further set as：The bushing is polyurethane fiber, and the size of the bushing is 20mm to 300mm.
By using above-mentioned technical proposal, the bushing that polyurethane fiber is worked out has good expansion character, is convenient for
Bushing adapts to the diameter of drilling, in use can wrap up the coarse aggregate in cement grout material well, allow simultaneously
The slurries for being full of cement substantially pass mesh, fill up the gap on borehole wall, and bond well with wall, improve wall
Intensity, the size of bushing is 20mm to 300mm, can meet disparity items requirement.
The present invention is further set as：Liquid-passing hole is offered along rock-bolt length direction in the anchor pole, the one of the liquid-passing hole
End extends to anchor pole and the fixed position of bushing, and the other end stretches out anchor pole, and the anchor pole outer wall circumferentially offers several and logical liquid
The fluid hole of hole connection.
By using above-mentioned technical proposal, liquid-passing hole person easy to operation injects cement grout material in anchor pole and bushing,
When boring aperture is smaller, inlet tube is not easy to enter in anchor pole at this time, can by the liquid-passing hole in anchor pole and fluid hole into
Enter in anchor pole and bushing, when being also required to inlet tube, liquid-passing hole increases the speed into cement grout material in bushing, and at this time
Cement grout material is distributed in inside and outside anchor pole, convenient for the fixation of anchor pole and cement grout material.
The present invention is further set as：The fluid hole is set, and each equal position of the fluid hole close to the bottom hole of liquid-passing hole
In the sustained height of anchor pole, in the hole wall of the liquid-passing hole sliding be connected with closing cock, the closing cock and liquid-passing hole bottom hole it
Between be equipped with compressed spring, when compressed spring in a state of nature when, the closing cock closes each fluid hole.
By using above-mentioned technical proposal, compressed spring causes closing cock to close fluid hole, avoids entering from inlet tube
Cement grout material in bushing enters in the liquid-passing hole of anchor pole, when needing to increase the injection rate of cement grout material in bushing,
Cement grout material is injected out of liquid-passing hole, with the injection of cement grout material, cement grout material is applied to the pressure on closing cock
More than the elastic force of compressed spring, and then cement grout material squeezes closing cock to the bottom hole of liquid-passing hole, and fluid hole is opened, is convenient for
The outflow of cement grout material.
The present invention is further set as：The anchor pole is connected with the sealing-plug of closing drilling in one end sliding for stretching out wall,
The sealing-plug is made by transparent material.
By using above-mentioned technical proposal, hell is closed, subtracted when cement grout material spill-over goes out hell by sealing-plug
Few cement grout material is flowed out out of drilling, and especially when drilling horizontal is distributed, sealing-plug is made by transparent material, convenient for behaviour
Author observes the curdled appearance of cement grout material in drilling.
In conclusion the invention has the advantages that：Anchor pole and bushing are stretched into work progress in drilling, Neng Gouyou
Effect ground improves wall cracking resistance, shear behavior, inhibits wall crazing, inhibits crack progressing, wall is repaired.
Description of the drawings
Fig. 1 is the structure diagram of the present embodiment；
Fig. 2 is the structure diagram that the present embodiment is used to embody closing cock；
Fig. 3 is the structure diagram that the present embodiment is used to embody bushing；
Fig. 4 is the structure diagram that the present embodiment is used to embody steel plate；
Fig. 5 is the structure diagram that the present embodiment is used to embody anchor bolt construction step.
In figure, 1, wall；11st, anchor pole；12nd, bushing；13rd, slipping block；131st, exhaust manifolds；1311st, gas vent；132nd, into
Liquid pipe；14th, steel plate；15th, liquid-passing hole；151st, fluid hole；152nd, closing cock；1521st, compressed spring；16th, it drills；17th, sealing-plug.
Specific embodiment
The present invention is described in further detail below in conjunction with attached drawing.
Embodiment：A kind of method of masonry component bolt anchorage, such as Fig. 2 are threaded through the anchor pole in wall 1 including one end
11st, the bushing 12 with mesh being set in outside anchor pole 11, one end of bushing 12 are fixed on one end that anchor pole 11 enters wall 1, separately
One end is connected with the slipping block 13 of 12 mouthfuls of bushing of closing, on the sliding connection anchor pole 11 of slipping block 13, such as Fig. 4, is set on slipping block 13
There is one end to stretch into the exhaust manifolds 131 in bushing 12 and inlet tube 132, several gas vents 1311 are offered on exhaust manifolds 131
And extend to bushing 12 and 11 fixed position of anchor pole.
Such as Fig. 2, when inputting cement grout material by inlet tube 132, cement grout material is full of 12 inner wall of bushing and anchor pole
11 outer walls so that bushing 12 gradually swells and contradicted with 1 inner wall of wall, and exhaust manifolds 131 will be in bushing 12 in the process
Gas is gradually discharged so that cement grout material is closely knit to be filled in bushing 12, and because the pressure that slip casting generates is swollen by bushing 12
It is swollen, the hole on 16 peripheries of drilling is filled up, and the thinner grouting material of partial particulate is overflowed from the mesh of bushing 12 so that anchor pole 11
Firm is fixed in drilling 16, plays the dual stressed effect of chemical bonding and mechanical anchor, substantially increases wall 1
Whole tensile strength has carried out protective reparation to 1 structure of wall.
Such as Fig. 3, bushing 12 is polyurethane fiber, and the bushing 12 that polyurethane fiber is worked out has good dilatancy
Can, the diameter of drilling 16 is adapted to convenient for bushing 12, the coarse aggregate in cement grout material can be wrapped well in use
It wraps up in, while the slurries for being full of cement is allowed to substantially pass mesh, fill up the gap on 16 hole walls of drilling, and good with wall 1
It bonds, improves the intensity of wall 1, the size of bushing 12 is 20mm to 300mm, can meet disparity items requirement.
Such as Fig. 2, when cement grout material is entered by inlet tube 132 in bushing 12, in order to increase the note of cement grout material
Enter speed, therefore liquid-passing hole 15 is offered along 11 length direction of anchor pole in anchor pole 11, one end of liquid-passing hole 15 extends to anchor pole 11
With bushing 12 fixed position, the other end stretches out anchor pole 11, and 11 outer wall of anchor pole circumferentially offers several to be connected with liquid-passing hole 15
Fluid hole 151 enters fluid hole 151, and when flowing out fluid hole 151 convenient for cement grout material by liquid-passing hole 15 at this time, will flow
Fluid apertures 151 is set close to the bottom hole of liquid-passing hole 15 so that the cement grout material of outflow is from bushing 12 and 11 fixed position of anchor pole
It flows one end that drilling 16 is gradually stretched out to anchor pole 11.
Such as Fig. 2, when 16 apertures that drill are smaller, inlet tube 132 is not easy to enter in anchor pole 11 at this time, can pass through anchor
Liquid-passing hole 15 and fluid hole 151 in bar 11 enter in anchor pole 11 and bushing 12, when being also required to inlet tube 132, liquid-passing hole 15
Increase the speed into cement grout material in bushing 12.
Such as Fig. 2, each fluid hole 151 is respectively positioned on to the sustained height of anchor pole 11, connection is slid in the hole wall of liquid-passing hole 15
There is closing cock 152, compressed spring 1521 is equipped between 15 bottom hole of closing cock 152 and liquid-passing hole, when compressed spring 1521 is in original
During beginning state, closing cock 152 closes each fluid hole 151, and the cement grout material reduced in bushing 12 enters fluid hole 151
It is interior, when needing to increase the injection rate of cement grout material in bushing 12, from the interior injection cement grout material of liquid-passing hole 15, with dampening
The injection of mud grouting material, the pressure that cement grout material is applied on closing cock 152 are more than the elastic force of compressed spring 1521, Jin Ershui
Mud grouting material squeezes closing cock 152 to the bottom hole of liquid-passing hole 15, fluid hole 151 is opened, convenient for the outflow of cement grout material.
Such as Fig. 2, when the spill-over of cement grout material goes out 16 mouthfuls of drilling, anchor pole 11 is connected in one end sliding for stretching out wall 1
The sealing-plug 17 of closing drilling 16, sealing-plug 17 are made by transparent material, and person easy to operation observes cement grout material in drilling 16
Curdled appearance.
Such as Fig. 5, the method for masonry component bolt anchorage further includes following steps：
Step 1 carries out non-destructive testing original building wall, and the intensity of anchor pole is detected；
Step 2 according to testing result, determines the anchor pole material for needing to use, size；The shear resistance size of anchor pole depends on
The anchor metal material used, anchor metal can be made of hollow or solid stainless steel or carbon steel material, stainless steel
Manufactured anchor pole is resistant to chemical etching and electrochemical corrosion performance is preferable inside steel, bolt product work made of carbon steel
Skill is good, and corrosion-resistant, can select the material of anchor pole as needed；Anchor pole shape can be independent rod piece or section is
The steel reinforcement cage that rectangular or round or anchor pole is made of several reinforcing bars, if anchor pole is circular, selection uses screw-thread steel or full tooth
Screw rod.Anchor pole outer wall is equipped with several steel plates, to ensure uniform force.The expection that the selection of anchor pole is largely dependent on anchor pole is held
Carry power and life expectancy.
The intensity of wall determines the final bearing force of anchor pole, and strength of wall body can be detected according to national standard, such as
It, can be by the anti-pulling aptitude tests to anchor pole in original structure material, to determine that wall is strong when strength of wall body not can determine that
Degree.
Step 3 according to present situation, drafts the support protection scheme to original building wall, to ensure in the construction process
It does not generate and caves in；
Step 4 is required according to designing scheme, specifies drilling construction position, using have water or anhydrous drilled dry, without hammering stress
Core drilling；Destruction when reducing drilling to the wall damaged, and the size to drill is typically twice of anchor pole, just
It swells in bushing, while is stretched into drilling convenient for anchor pole.
Anchor pole, bushing and exhaust manifolds are put into drilling by step 5 together；
Cement grout material is blunged uniformly, is injected in bushing with compression pump by step 6, until slurries spill-over goes out hell；
Cement grout material is blunged：5 kilograms of cement grout material and 1 kilogram of water are mixed evenly so that cement
Grouting material can flow freely after mixing with water, can effectively penetrate bushing so that cement grout material enters on borehole wall
Crack in.
In addition cement grout material is manufactured in strict accordance with Deutsche industry norm (DIN) DIN, after the solidification of cement grout material, hardening,
So that anchor pole plays the dual stressed effect of chemical bonding and mechanical anchor, stress of the anchor pole inside wall is greatly improved
Performance improves the whole tensile strength of wall.
Step 7 after slurries completely solidification, removes support construction.
Ruggedized construction speed of application is fast in this wall, and service life is long, and with fire protecting performance, has the spy of cement mortar
Property and wall bond close, applicability is wide, to building, bridge, pinnacle, brick cavity wall, post and panel structure and barricade bank protection
It uses.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, people in the art
Member can as needed make the present embodiment the modification of no creative contribution after this specification is read, but as long as at this
It is all protected in the right of invention by Patent Law.
Claims (8)
- A kind of 1. method of masonry component bolt anchorage, it is characterised in that：Wall is threaded through including one end（1）Interior anchor pole （11）, be set in anchor pole（11）The outer bushing with mesh（12）, the bushing（12）One end be fixed on anchor pole（11）Into Wall（1）One end, the other end is connected with closing bushing（12）The slipping block of mouth（13）, the slipping block（13）Sliding connection anchor Bar（11）On, the slipping block（13）Bushing is stretched into equipped with one end（12）Interior exhaust manifolds（131）And inlet tube（132）, The exhaust manifolds（131）On offer several gas vents（1311）, following steps are further included,Step 1 carries out non-destructive testing original building wall, and the intensity of anchor pole is detected；Step 2 according to testing result, determines the anchor pole material for needing to use, size；Step 3 according to present situation, drafts the support protection scheme to original building wall, to ensure not produce in the construction process Life is caved in；Step 4 is required according to designing scheme, specifies drilling construction position, using have water or anhydrous drilled dry, without hammering stress Core drilling；Anchor pole, bushing and exhaust manifolds are put into drilling by step 5 together；Cement grout material is blunged uniformly, is injected in bushing with compression pump by step 6, until slurries spill-over goes out hell；Step 7 after slurries completely solidification, removes support construction.
- 2. the method for masonry component bolt anchorage according to claim 1, it is characterised in that：The anchor pole（11）It is hollow Either solid stainless steel or carbon steel material are made, the anchor pole（11）Section be rectangular or round or anchor pole（11）It is The steel reinforcement cage being made of several reinforcing bars, the anchor pole（11）Outer wall is equipped with several steel plates（14）.
- 3. the method for masonry component bolt anchorage according to claim 1, it is characterised in that：It drills described in step 4 （16）Size be typically anchor pole（11）Twice.
- 4. the method for masonry component bolt anchorage according to claim 1, it is characterised in that：Cement grout material in step 6 It blunges and is uniformly：5 kilograms of cement grout material and 1 kilogram of water are mixed evenly.
- 5. the method for masonry component bolt anchorage according to claim 1, it is characterised in that：The bushing（12）For poly- ammonia Ester fiber, the bushing（12）Size be 20mm to 300mm.
- 6. the method for masonry component bolt anchorage according to claim 1, it is characterised in that：The anchor pole（11）It is interior along anchor Bar（11）Length direction offers liquid-passing hole（15）, the liquid-passing hole（15）One end extend to anchor pole（11）With bushing（12）Gu Fixed position, the other end stretch out anchor pole（11）, the anchor pole（11）Outer wall circumferentially offers several and liquid-passing hole（15）Connection Fluid hole（151）.
- 7. the method for masonry component bolt anchorage according to claim 6, it is characterised in that：The fluid hole（151）It leans on Nearly liquid-passing hole（15）Bottom hole setting, and each fluid hole（151）It is respectively positioned on anchor pole（11）Sustained height, the logical liquid Hole（15）Hole wall in sliding be connected with closing cock（152）, the closing cock（152）With liquid-passing hole（15）Pressure is equipped between bottom hole Contracting spring（1521）, work as compressed spring（1521）When in a state of nature, the closing cock（152）By each fluid hole（151） Closing.
- 8. the method for masonry component bolt anchorage according to claim 6, it is characterised in that：The anchor pole（11）It is stretching out Wall（1）One end sliding be connected with closing drilling（16）Sealing-plug（17）, the sealing-plug（17）It is made by transparent material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810032200.3A CN108222539B (en) | 2018-01-12 | 2018-01-12 | Masonry component anchor rod reinforcing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810032200.3A CN108222539B (en) | 2018-01-12 | 2018-01-12 | Masonry component anchor rod reinforcing method |
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| Publication Number | Publication Date |
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| CN108222539A true CN108222539A (en) | 2018-06-29 |
| CN108222539B CN108222539B (en) | 2020-07-24 |
Family
ID=62641156
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810032200.3A Active CN108222539B (en) | 2018-01-12 | 2018-01-12 | Masonry component anchor rod reinforcing method |
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| CN (1) | CN108222539B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109505556A (en) * | 2018-10-25 | 2019-03-22 | 北京鸿锐嘉科技发展有限公司 | Expand the restorative procedure of Grouting Pipe and tunnel lining concrete defect |
| CN110480848A (en) * | 2019-09-17 | 2019-11-22 | 阮爱兵 | A kind of wall transverse direction boring method and wall drilling machine for house repairing |
| CN111456287A (en) * | 2020-03-23 | 2020-07-28 | 湖南省第五工程有限公司 | Reinforcing device and method for constructing concrete wall and concrete wall |
| CN111502322A (en) * | 2020-04-12 | 2020-08-07 | 汪方勇 | Masonry reinforcement anchor rod structure and construction method thereof |
| CN112031453A (en) * | 2020-09-04 | 2020-12-04 | 阮爱兵 | Method for laterally repairing hole and protecting wall of house wall |
| CN112900910A (en) * | 2021-01-21 | 2021-06-04 | 东南大学 | Three-dimensional frame reinforcing structure in large-volume brick-stone masonry column body and construction method |
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| CN109505556A (en) * | 2018-10-25 | 2019-03-22 | 北京鸿锐嘉科技发展有限公司 | Expand the restorative procedure of Grouting Pipe and tunnel lining concrete defect |
| CN109505556B (en) * | 2018-10-25 | 2021-08-27 | 北京鸿锐嘉科技发展有限公司 | Method for repairing defects of expansion grouting pipe and tunnel lining concrete |
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| CN111502322A (en) * | 2020-04-12 | 2020-08-07 | 汪方勇 | Masonry reinforcement anchor rod structure and construction method thereof |
| CN111502322B (en) * | 2020-04-12 | 2022-06-24 | 汪方勇 | Masonry reinforcement anchor rod structure and construction method thereof |
| CN112031453A (en) * | 2020-09-04 | 2020-12-04 | 阮爱兵 | Method for laterally repairing hole and protecting wall of house wall |
| CN112031453B (en) * | 2020-09-04 | 2022-03-11 | 阮爱兵 | Method for laterally repairing hole and protecting wall of house wall |
| CN112900910A (en) * | 2021-01-21 | 2021-06-04 | 东南大学 | Three-dimensional frame reinforcing structure in large-volume brick-stone masonry column body and construction method |
| CN112900910B (en) * | 2021-01-21 | 2022-04-12 | 东南大学 | Three-dimensional frame reinforcing structure in large-volume brick-stone masonry column body and construction method |
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