CN102409860A - Vacuum suction type steel bar post-anchoring construction equipment - Google Patents
Vacuum suction type steel bar post-anchoring construction equipment Download PDFInfo
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- CN102409860A CN102409860A CN2011102861730A CN201110286173A CN102409860A CN 102409860 A CN102409860 A CN 102409860A CN 2011102861730 A CN2011102861730 A CN 2011102861730A CN 201110286173 A CN201110286173 A CN 201110286173A CN 102409860 A CN102409860 A CN 102409860A
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- anchor
- hole
- reinforcing bar
- cover
- antitrickle
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Abstract
The invention relates to vacuum suction type steel bar post-anchoring construction equipment which is characterized by comprising an anti-flow cover with a central through hole, wherein the anti-flow cover can be butted with a rigid pipe opening at one end of a feeding flexible pipe, and an exhaust pipe is connected with a vacuum pump after penetrating the central through hole on the anti-flow cover and the feeding flexible pipe. The invention provides the steel bar post-anchoring construction equipment directing at any opening direction of an anchor hole. According to the equipment, the air in the concrete anchor hole is discharged so that a vacuum is formed and liquid anchoring glue is sucked in and steel bars are inserted after the anchoring glue is filled in the anchor hole. The equipment has the advantages of simple structure, simpleness and convenience for operation, safety, reliability, easiness in maintenance and the like and is suitable for the steel bar post-anchoring construction equipment in any opening direction of the anchor hole.
Description
Technical field
This programme is mainly used in to be built in the science and technology field; When transforming, building structure strengthening on concrete substrate, increases the construction equipment of reinforcing bar (back anchoring) newly; This programme is applicable to the back anchoring construction of any direction; Can guarantee that the anchor adhesive filling is closely knit in the anchor hole, and can carry out the back anchoring construction to many reinforcing bars simultaneously.
Background technology
In the engineering structures strengthening reconstruction project, the technical measures that need on concrete substrate, increase reinforcing bar (back anchoring) newly are arranged.Such measures injects anchor adhesive through on concrete substrate, holing, and inserts reinforcing bar, utilizes the adhesion stress of anchor adhesive that reinforcing bar is anchored on the concrete substrate, makes the reinforcing bar performance effect identical with embedded bar.The construction sequence of back anchoring mainly contains: on concrete substrate, hole, the dust chip in the anchor hole is cleaned out, injected anchor adhesive, anchors into reinforcing bar.Though the coefficient of viscosity of anchor adhesive before curing generally is not less than 6000mPas, flowability can be as water, if the anchor hole direction is not upwards, the anchor adhesive in the anchor hole still possibly slowly flow out from anchor hole, influences anchoring effect.
The anchor hole of anchoring has the various openings direction behind the reinforcing bar.For the situation that the anchor hole opening makes progress, action of gravity capable of using with flowability anchor adhesive injection preferably anchor hole, is inserted reinforcing bar then, can guarantee that anchor adhesive is full of anchor hole; If but anchor hole level or opening direction are downward, anchor adhesive injects anchor hole will be difficult relatively, and behind the insertion reinforcing bar, anchor adhesive still possibly be difficult to guarantee the closely knit of the interior anchor adhesive of anchor hole along the trickling of the slit between reinforcing bar and the concrete wall, thereby influenced the anchoring of reinforcing bar.For the job practices of anchor adhesive being injected anchor hole; The current mode that has the pressure that adopts grouting pump to produce anchor adhesive to be pressed into anchor hole; But this mode is not easy to get rid of the air in the anchor hole; Be difficult to guarantee that anchor adhesive is closely knit in the anchor hole, and the high pressure that equipment produces possibly cause the accident because of local pressure is excessive.
Summary of the invention
In order to remedy the non-deficiency of anchoring construction Apparatus and method for behind the reinforcing bar upwards time of anchor hole opening direction; The construction quality of anchoring engineering behind the assurance reinforcing bar, this programme " anchoring construction equipment behind the vacuum suction reinforcing bar " provides a kind of construction equipment to anchoring behind the reinforcing bar of any opening direction of anchor hole.This programme is different from the mode that pressure injects fully, and has adopted the device of vacuum suction.
Anchoring construction equipment behind a kind of vacuum suction reinforcing bar; It is characterized in that it comprises the antitrickle cover that has center through hole; The antitrickle cover can dock with the feeding tube end hard mouth of pipe, and stack is connected with vacuum pump after passing center through hole and the feeding tube on the antitrickle cover.
Said antitrickle cover is provided with the positioning seat that extends vertically, and central authorities are provided with through hole at positioning seat, radially has the overflow seam along positioning seat.Overflow is sewn on big pressure effect and allows unnecessary anchor adhesive to overflow down, and the antitrickle cover is processed by the rubber elastomeric material, can fill in and cover the anchor hole aperture.The diameter of the center through hole on the positioning seat and anchor bar diameter are adaptive.Make cover plug jam-pack anchor hole aperture after reinforcing bar inserts, can make reinforcing bar placed in the middle on the one hand, it is carried out located lateral, guarantee that the glue-line of reinforcing bar periphery is even; On the other hand under the extruding of hole wall the cover plug anchor hole of antitrickle cover, wrap reinforcing bar, overflow seam is closed, can prevent that anchor adhesive from flowing out in anchor hole.Anchor adhesive can take off the antitrickle cover after solidifying, and after cleaning, reuses.
Switching interface and valve are set on stack.Through adapter coupling, can carry out anchoring construction behind the reinforcing bar to a plurality of positions simultaneously with a vacuum pump.
On the stack pipeline between switching interface and the vacuum pump, vacuum tank is set.Vacuum tank is provided with air inlet/outlet, the stack of both sides respectively with vacuum tank on air inlet port be connected with exhaust opening is airtight.Adopt vacuum pump to make and form vacuum in the anchor hole, utilize atmospheric pressure, the anchor adhesive of flowability is sucked anchor hole, anchor into reinforcing bar after the antitrickle cover block the aperture, anchor adhesive can not trickle outside anchor hole.Possess certain ability of bearing negative pressure, form vacuum through vacuum pump, the air that can absorb in the concrete anchor hole makes formation vacuum in the anchor hole, so that suck anchor adhesive.The setting of vacuum tank can form cushion space, prevents that anchor adhesive is inhaled into the damage that causes equipment in the vacuum pump.
The beneficial effect of this programme is that this equipment places the anchor hole aperture with the antitrickle cover, and with the tight-lipped subsides antitrickle of the stereoplasm tube of feeding tube cover, opening end lifts; Form U type linker; Be used to store anchor adhesive, and can constantly add anchor adhesive, because law of connected vessels at opening end; As long as the liquid level of opening end anchor adhesive is higher than the hard mouth of pipe at feeding tube, the hard mouth of pipe will be full of mobile anchor adhesive all the time.Stack is passed feeding tube and the inner peak of antitrickle cover insertion anchor hole, in feeding tube, inject mobile anchor adhesive,---vacuum tank---stack is drained the air in the anchor hole through vacuum pump.Like this, under the effect of atmospheric pressure, the anchor adhesive in the feeding tube will be inhaled into anchor hole inside until being full of anchor hole.Remove other equipment except that the antitrickle cover, reinforcing bar is passed the antitrickle cover insert anchor hole, extrude unnecessary anchor adhesive (recyclable utilization).With the positioning seat jam-pack anchor hole of antitrickle cover, can play reinforcing bar located lateral and sealing anchor hole aperture simultaneously.Can accomplish the back anchoring construction of this reinforcing bar after temporary fixed to reinforcing bar.Under the effect of antitrickle cover, anchor adhesive no longer outflows, and makes the interior anchor adhesive of anchor hole closely knit, has guaranteed the construction quality of anchoring behind the reinforcing bar.Anchor adhesive can take off the antitrickle cover after solidifying, and after cleaning, reuses.This equipment has switching interface, can utilize a vacuum pump to carry out the construction of anchoring behind a plurality of reinforcing bars simultaneously, can not disturb each other, has improved operating efficiency.This equipment has simple structure, and is easy and simple to handle, safe and reliable, is easy to advantages such as maintenance, is applicable to any opening direction of anchor hole.
Description of drawings
Fig. 1 is that anchoring construction equipment is formed sketch map behind the vacuum suction reinforcing bar; Fig. 2 is an antitrickle cover arrangement sketch map; Fig. 3 is an A-A view among Fig. 2.Among the figure: 1-need carry out the concrete substrate of anchoring behind the reinforcing bar; The 2-anchor hole; The 3-stack; 4-antitrickle cover; The 5-feeding tube; 6-possesses the anchor adhesive of certain flowability; The 7-valve; Other interface of 8-(can carry out bar planting to other positions simultaneously); The 9-switching interface; The 10-vacuum tank; The 11-vacuum pump; The 12-stack; The 13-stack; The 14-valve; The 15-center through hole; 16-overflow seam; The 17-positioning seat; The 18-hard mouth of pipe; The 19-opening end.
The specific embodiment
As shown in Figure 1; Anchoring device comprises the antitrickle cover 4 that has center through hole 15 behind the vacuum suction reinforcing bar; Antitrickle cover 4 can dock with the feeding tube 5 end hard mouths of pipe 18, and the center through hole 15 that stack 3 passes on the antitrickle cover 4 is connected with vacuum pump 11 with feeding tube 5 backs.
Shown in Fig. 2 and 3, said antitrickle cover 4 is provided with the positioning seat 17 that extends vertically, at positioning seat 17 center through hole 15 is set, and radially has overflow seam 16 along positioning seat 17.Overflow seam 16 allows unnecessary anchor adhesive to overflow under big pressure effect, and antitrickle cover 4 is processed by the rubber elastomeric material, can fill in and cover anchor hole 2 apertures.The diameter and the anchor bar diameter of the center through hole 15 on the positioning seat 17 are adaptive.Reinforcing bar makes positioning seat 17 jam-pack anchor holes 2 apertures after inserting, and can make reinforcing bar placed in the middle on the one hand, and it is carried out located lateral, guarantees that the glue-line of reinforcing bar periphery is even; The positioning seat 17 of antitrickle cover 4 is wrapped reinforcing bar with anchor hole 2 under the extruding of hole wall on the other hand, and 16 closures are stitched in overflow, can prevent that anchor adhesive from flowing out in anchor hole 2.Anchor adhesive can take off antitrickle cover 4 after solidifying, and after cleaning, reuses.
Switching interface 9 and the valve 7 of on stack 3, being provided with as shown in Figure 1.Through switching interface 9, can be simultaneously anchoring construction behind the reinforcing bar be carried out in a plurality of positions.On stack 3 pipelines between switching interface 9 and the vacuum pump 11, vacuum tank 10 is set.Adopt vacuum pump 11 to make and form vacuum in the anchor hole 2, utilize atmospheric pressure, the anchor adhesive 6 that will possess certain flowability sucks anchor holes 2, anchor into reinforcing bar after antitrickle cover 4 block the aperture, anchor adhesive can not trickle outside anchor hole 2.Vacuum tank 10 possesses certain ability of bearing negative pressure, forms vacuum through vacuum pump 11, and the air that can absorb in the concrete anchor hole 2 makes formation vacuum in the anchor hole 2, so that suck anchor adhesive.The effect of vacuum tank 10 is to form stable vacuum space, with the air in the discharging anchor hole, makes anchor hole suck anchor adhesive.Vacuum tank also can be collected the anchor adhesive that is mixed with in the discharged air, and it can be inhaled in the vacuum pump, makes vacuum pump exempt from destruction.
Feeding tube 5 is a plastic flexible pipe, and the one of which end is the hard mouth of pipe 18, can be adjacent to flexible antitrickle cover 4 fully; The other end is an opening end 19; Opening end 19 is bent upwards, and the middle part forms U type linker, can deposit the anchor adhesive that configures; And can add anchor adhesive at opening end 19, there is the anchor adhesive of q.s to be inhaled into anchor hole 2 when guaranteeing to form vacuum in the anchor hole 2.
In the use, 1 equipment is installed
1.1 the positioning seat 17 of antitrickle cover 4 is filled in anchor hole 2 apertures of the concrete substrate 1 of anchoring after need carry out reinforcing bar gently.Antitrickle cover 4 is a temporory structure, and anchoring can take off and reuse after finishing behind the reinforcing bar.
1.2 the feeding tube 5 hard mouths of pipe 18 are tight against antitrickle cover 4, and this moment, antitrickle cover 4 was fitted closely knit with the hard mouth of pipe 18 of feeding tube 5.The opening end 19 of feeding tube 5 is upwards bent, formed the U type and store material space, and play the effect of linker.The positioning seat 17 that stack 3 is passed feeding tube 5 and antitrickle cover 4 inserts the highest point of anchor hole 2 inside, and stack 3 another termination valves 7, switching interface 9, stack 12 insert vacuum tank 10.
1.3 use stack 13 to connect vacuum pump 11 and vacuum tank 10.
2 methods for using
2.1 all valves of valve-off 7 and other interface 8, Open valve 14 starts vacuum pump 11, makes and forms vacuum in the vacuum tank 10.
2.2 the anchor adhesive that possesses certain flowability 6 that will configure falls 19 to go into feeding tube 5 from the opening end of feeding tube 5; Open valve 7, the air in the anchor hole 2 is discharged, the inner vacuum that forms; Mobile anchor adhesive is inhaled into anchor hole through antitrickle cover 4; Can constantly add anchor adhesive at the opening end 19 of feeding sebific duct in the work progress, be higher than the height of hard ring end, make the hard mouth of pipe 18 ends be full of anchor adhesive all the time to guarantee opening end 19 anchor adhesive liquid levels.Anchor hole 2 is filled to be had the part anchor adhesive behind the anchor adhesive and is inhaled into vacuum tank 10 through stack 13, and these anchor adhesives will be collected in vacuum tank 10 bottoms, can not be inhaled into vacuum pump 11.
2.3 valve-off 7, feeding tube 5 continues to prop up antitrickle cover 4, extracts stack 3 out.Because feeding tube 5 still is full of anchor adhesive at antitrickle cover 4 places, extract the unlikely air of in anchor hole, bringing in stack 3 backs out, stack 3 shared volumes are filled up by anchor adhesive.
2.4 remove feeding tube 5, insert the reinforcing bar of treating anchoring from antitrickle cover 4 center through hole 15 immediately.Because anchor adhesive has certain viscosity, the short time is removed feeding tube 5 does not cause anchor adhesive to flow out rapidly.Should be slow when inserting reinforcing bar, avoid bringing into air.Insert in the process of reinforcing bar, anchor adhesive unnecessary in the anchor hole overflows from overflow seam 16, can be collected by container and continue to use.After the reinforcing bar insertion depth met the demands, the positioning seat 17 on the jam-pack antitrickle cover 4 can make reinforcing bar placed in the middle on the one hand, and it is carried out located lateral, guaranteed that the glue-line of reinforcing bar periphery is even; The positioning seat 17 of antitrickle cover 4 is wrapped reinforcing bar with anchor hole 2 under the extruding of hole wall on the other hand, and 16 closures are stitched in overflow, can prevent that anchor adhesive from flowing out in anchor hole 2.
2.5 if do not continue construction, can close vacuum pump 11, clean vacuum tank 10.Anchor adhesive takes off antitrickle cover 4 after solidifying, and is reusable after cleaning.
The construction of 3 multiple spots
Adopt identical equipment mounting means and job practices, can construct and be independent of each other a plurality of anchor holes 2 simultaneously, improved operating efficiency through other interfaces 8 of switching interface 9.
Claims (6)
1. anchoring construction equipment behind the vacuum suction reinforcing bar; It is characterized in that it comprises the antitrickle cover that has center through hole; The antitrickle cover can dock with the feeding tube end hard mouth of pipe, and stack is connected with vacuum pump after passing center through hole and the feeding tube on the antitrickle cover.
2. anchoring construction equipment behind the vacuum suction reinforcing bar according to claim 1 is characterized in that said antitrickle cover is provided with the positioning seat that extends vertically, and central authorities are provided with through hole at positioning seat, radially have the overflow seam along positioning seat.
3. anchoring construction equipment behind the vacuum suction reinforcing bar according to claim 2 is characterized in that the diameter of the center through hole on the positioning seat and anchor bar diameter are adaptive.
4. anchoring construction equipment behind the vacuum suction reinforcing bar according to claim 1 is characterized in that on stack, being provided with switching interface and valve.
5. according to anchoring construction equipment behind claim 1 or the 3 or 4 described vacuum suction reinforcing bars, it is characterized in that on the stack pipeline between switching interface and the vacuum pump, vacuum tank being set.
6. anchoring construction equipment behind the vacuum suction reinforcing bar according to claim 5 is characterized in that vacuum tank is provided with air inlet/outlet, the stack of both sides respectively with vacuum tank on air inlet port be connected with exhaust opening is airtight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102861730A CN102409860A (en) | 2011-09-24 | 2011-09-24 | Vacuum suction type steel bar post-anchoring construction equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102861730A CN102409860A (en) | 2011-09-24 | 2011-09-24 | Vacuum suction type steel bar post-anchoring construction equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102409860A true CN102409860A (en) | 2012-04-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102861730A Pending CN102409860A (en) | 2011-09-24 | 2011-09-24 | Vacuum suction type steel bar post-anchoring construction equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108871700A (en) * | 2018-06-15 | 2018-11-23 | 青岛造船厂有限公司 | A kind of screw shaft of ship inspection of hermetic seal device |
Citations (6)
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| JPH03235876A (en) * | 1990-02-09 | 1991-10-21 | Takenaka Komuten Co Ltd | Cavity repairing method for concrete filled steel pipe |
| CN2426506Y (en) * | 2000-01-14 | 2001-04-11 | 辽宁省建设科学研究院 | Bound stiffening rib anchoring structure of concrete structure |
| CN201036867Y (en) * | 2007-01-18 | 2008-03-19 | 黄新财 | Relay supporting pole |
| WO2010116188A1 (en) * | 2009-04-08 | 2010-10-14 | Cintec International Limited | Method of reinforcing a structure and apparatus therefor |
| CN201896454U (en) * | 2010-10-29 | 2011-07-13 | 合肥市石川工程机械有限公司 | Prestress vacuum grouter for highway and railway bridges |
| CN202248931U (en) * | 2011-09-24 | 2012-05-30 | 山东省建筑科学研究院 | Vacuum suction type reinforcing steel bar post-installed anchor conduction equipment |
-
2011
- 2011-09-24 CN CN2011102861730A patent/CN102409860A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03235876A (en) * | 1990-02-09 | 1991-10-21 | Takenaka Komuten Co Ltd | Cavity repairing method for concrete filled steel pipe |
| CN2426506Y (en) * | 2000-01-14 | 2001-04-11 | 辽宁省建设科学研究院 | Bound stiffening rib anchoring structure of concrete structure |
| CN201036867Y (en) * | 2007-01-18 | 2008-03-19 | 黄新财 | Relay supporting pole |
| WO2010116188A1 (en) * | 2009-04-08 | 2010-10-14 | Cintec International Limited | Method of reinforcing a structure and apparatus therefor |
| CN201896454U (en) * | 2010-10-29 | 2011-07-13 | 合肥市石川工程机械有限公司 | Prestress vacuum grouter for highway and railway bridges |
| CN202248931U (en) * | 2011-09-24 | 2012-05-30 | 山东省建筑科学研究院 | Vacuum suction type reinforcing steel bar post-installed anchor conduction equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108871700A (en) * | 2018-06-15 | 2018-11-23 | 青岛造船厂有限公司 | A kind of screw shaft of ship inspection of hermetic seal device |
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Application publication date: 20120411 |