CN103628685A - Method for preventing concrete lateral displacement of concrete pump pipe and concrete pump pipe strengthening device - Google Patents

Method for preventing concrete lateral displacement of concrete pump pipe and concrete pump pipe strengthening device Download PDF

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Publication number
CN103628685A
CN103628685A CN201310683349.5A CN201310683349A CN103628685A CN 103628685 A CN103628685 A CN 103628685A CN 201310683349 A CN201310683349 A CN 201310683349A CN 103628685 A CN103628685 A CN 103628685A
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China
Prior art keywords
concrete pump
pump pipe
pipe
concrete
framework
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CN201310683349.5A
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CN103628685B (en
Inventor
李世钟
张成亮
陈志龙
钱流
覃轲
尹厚金
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SHENZHEN PENGCHENG BUILDING GROUP CO Ltd
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SHENZHEN PENGCHENG BUILDING GROUP CO Ltd
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Abstract

The invention provides a method for preventing a concrete lateral displacement of a concrete pump pipe by utilizing a pipeline well to arrange the concrete pump pipe as well as a strengthening device of the concrete pump pipe in the pipeline well and the concrete pump pipe which is suitable for the pipeline well. The method provided by the invention comprises the following steps of strengthening the concrete pump pipe by adopting a guardrail which is composed of standard knots, well fixing the concrete pump pipe, finishing casting the concrete, and easily recovering the pipeline well. The strengthening device provided by the invention has the advantages that the fixation and operation are simple, the stability is good, the deviation is not generated, the strengthening device does not disturb a construction structure when the existing template support system is in pumping process, and the pump pipe fixed tool is recycled.

Description

A kind of method and concrete pump pipe bracing means that prevents concrete pump pipe lateral displacement
Technical field
The present invention relates to the realm of building construction, particularly a kind of method and concrete pump pipe bracing means that prevents concrete pump pipe lateral displacement.
Background technology
Concrete mixer is well transported to casting place by concrete mixer by concrete-agitating and casts later, during delivering concrete, need concrete pump, concrete pump is delivered to by agitated concrete the place that need to build and is cast, and now often needs through floor of having built etc.When carrying out concrete casting, there is larger vibration, can cause damage to the floor of having built up and the formwork bracing system of construction layer, need concrete pump pipe to reinforce for this reason, at present, traditional reinforced concrete pump line work, to adopt some steel pipes to be installed in reserved opening periphery, adopt steel pipe and fastener, at floor preformed hole, one corral hurdle is set around, concrete pump pipe is fixed in fence, but such concrete pump pipe is under working condition, because of floor, between steel pipe fixing frame and pump line, there is mutual contacting, reinforcing fence is stressed from lower generation vibrations and displacement at pump line, the floor of having constructed is produced and has larger disturbance compared with big bang and to the form bracing system of LIFT, affect quality, and remove trouble.
Summary of the invention
When the object of the invention is to overcome current concrete pump pipe and constructing, provide the method and the concrete pump pipe bracing means that prevent concrete pump pipe lateral displacement in piping shaft.
Technical scheme of the present invention is: a kind of method that prevents concrete pump pipe lateral displacement, concrete pump pipe is used piping shaft and installed, and comprises the steps:
A, guardrail is set in piping shaft; Described guardrail is formed by connecting by standard knot, and the framework that described standard knot is preseting length is interconnected in the middle of framework and forms the cylindrical space that is greater than Diameter of pump tube, for pump line, passes;
B, pump line and guardrail are fixed;
C, guardrail is relative with the pipeline borehole wall fixing, prevents that guardrail from falling to lean on to the borehole wall.
Further, in the above-mentioned method that prevents concrete pump pipe lateral displacement: the hexahedron framework that described standard knot is surrounded by 12 angle bar respectively connects an angle bar on two limits adjacent at the bottom of two of hexahedron framework.
Further, in the above-mentioned method that prevents concrete pump pipe lateral displacement: in described step B, adopt pipe clamp that concrete pump pipe and guardrail are fixed.
The present invention also provides a kind of bracing means of concrete pump pipe, and this device is arranged in piping shaft, comprises base, standard knot, pipe clamp;
Described base is fixed on the interior bottom concrete floor of piping shaft;
On described base, described standard knot connects successively, and described standard knot is framework, is interconnected and forms the cylindrical space that is greater than Diameter of pump tube in the middle of framework;
All pipe clamps are fastened on described concrete pump pipe, the end of pipe clamp be separately fixed at standard knot upper base or the framework of going to the bottom on.
Further, in the bracing means of above-mentioned concrete pump pipe: described base is two i iron that are fixed on piping shaft bottom concrete floor, described i iron adopts setscrew and bottom concrete floor to fix, between opposite two walls at piping shaft, from the pipeline borehole wall, stretch out.
Further, in the bracing means of above-mentioned concrete pump pipe: described standard knot comprises the hexahedron framework being surrounded by 12 L-type angle steel, the upper base of hexahedron framework with go to the bottom on be respectively connected an angle bar on adjacent two limits.
Further, in the bracing means of above-mentioned concrete pump pipe: all standard knots adopt latch to connect continuously, and the standard knot of bottommost is welded on i iron.
Further, in the bracing means of above-mentioned concrete pump pipe: in described piping shaft, be also provided with attached wall part, described attached wall part is fixedly distributed in piping shaft.
Further, in the bracing means of above-mentioned concrete pump pipe: described attached wall part comprises jacking, support bar, sleeve pipe, nut; Described jacking and one end of support bar are fixed, and are provided with screw thread on support bar, are screwed with nut on support bar, and two support bars stretch into from the two ends of sleeve pipe, and the external diameter of nut is greater than casing inner diameter.
The present invention also provides a kind of concrete pump pipe that is exclusively used in the band reinforcing facility that carries out concrete casting in piping shaft, comprises standard pump tube coupling, and described concrete pump pipe is formed by connecting by standard pump tube coupling; Described standard pump tube coupling comprises the hexahedron framework being surrounded by 12 L-type angle steel, the upper base of hexahedron framework with go to the bottom on be respectively connected an angle bar on adjacent two limits and form the cylindrical space that is greater than Diameter of pump tube, at cylindrical space setting and the suitable conduit of hexahedron frame height, when standard pump tube coupling connects, conduit is communicated with formation concrete pump pipe.
The invention provides a kind of fixing operation simple, good stability, can off normal, during pumping to constructing structure and existing form bracing system undisturbed, the pump line fixing means that can reuse.
Below in conjunction with specific embodiment, the present invention is described in more detail.
Accompanying drawing explanation
Fig. 1 is embodiment of the present invention structural representation.
Fig. 2 is floor installation schematic diagram in the embodiment of the present invention.
Fig. 3 is that in the embodiment of the present invention, bottom standard knot is arranged on schematic diagram on bottom floor.
Fig. 4 is embodiment of the present invention standard knot left view.
Fig. 5 is Figure 1A-A view.
Fig. 6 is jacking and supporting bar structure figure in the embodiment of the present invention.
In figure: 1, base, 2, standard knot, 3, concrete floor, 4, concrete pump pipe, 5, piping shaft, 6, pipe clamp, 7, attached wall part, 8, jacking, 9, support bar, 10, sleeve pipe, 11, nut.
The specific embodiment
Embodiment 1, the present embodiment is a kind ofly concrete pump pipe to be reinforced and made it sidesway not occur to protect the bracing means at piping shaft inner concrete pump line of the pipeline borehole wall when the vibration while utilizing piping shaft that concrete pump pipe is installed in work progress, as shown in Figure 1, a kind of exactly pump line that passes through three floors, this concrete pump pipe 4 face that faces down from above extends, the device of the present embodiment is reinforced concrete pump line in this piping shaft, for having designed a kind of standard knot 2 with angle steel specially in a little the present embodiment, and adopt latch to connect continuously a section employing of these standard knots 2, the standard knot 2 of bottommost is welded on i iron, i iron as base 1 adopts setscrew and bottom concrete floor to fix, between opposite two walls at piping shaft 5, also stretch out from the preformed hole 12 of piping shaft at the two ends of i iron, as shown in Figure 2.Also adopt a pipe clamp 6 to be fastened on concrete pump pipe 4, the end of pipe clamp 6 be separately fixed at L-type angle steel standard knot 2 upper bases or the framework of going to the bottom on.
The standard knot 2 of anti-the present embodiment, be for this device custom-designed, as shown in Figure 3 and Figure 4, standard knot 2 comprises the hexahedron framework being surrounded by 12 L-type angle bar (also claiming angle steel), the upper base of hexahedron framework with go to the bottom on be connected one on adjacent two limits and strengthen angle steel; In the present embodiment, hexahedron framework is by 4 600mm, the framework that the L-type angle steel of 8 500mm surrounds, length be 600mm, wide and height is 500mm, in upper and lower two rectangle frames, between two adjacent limits, connect one and strengthen L-type angle steel, like this, hexahedron framework itself is by highly stable.
In order to guarantee that concrete pump pipe 4 is in piping shaft; during construction, vibration can not damage the pipeline borehole wall; in the present embodiment in interior week of piping shaft 5; attached wall part 7 is also set one, after standard knot is washed standard knot 2 open due to concrete pump pipe 4 vibrations, can also hinders concrete pump pipe 4 with protection piping shaft 5 inwalls in hurdle.Attached wall part 7 in the present embodiment comprises that ，Mei limit, four limits is parallel with pipeline 5 inwalls, and as shown in Figure 5 and Figure 6, attached wall part comprises two jackings 8, two support bars 9, sleeve pipe 10 and two nuts 11; Jacking 8 all adopts steel work with support bar 9, and two fork forks of jacking 9 are on concrete floor 3 walls, and the other end and support bar 9 weld, on support bar 9, be provided with screw thread, and be screwed with 11, two support bars 9 of nut and stretch into from the two ends of sleeve pipe 10, the external diameter of nut 11 is greater than sleeve pipe 10 internal diameters.Turn nut 11 length of guardrail 7 that just this can have been regulated.
The instrument of the present embodiment is very easy to use in work progress:
2 i iron are installed on the piping shaft of the floor of having constructed, are adopted setscrew and floor to fix, across on reserved opening.
The L-type angle steel standard knot processing is connected continuously with latch, and be enclosed within on concrete pump pipe, pump line adopts pipe clamp, bolt and standard knot to fix.Bottommost standard knot adopts welding manner to be fixed on mounted i iron.Standard knot assembly is repeatedly reinforced with attached wall part in piping shaft, adopts 4 jackings to add steel pipe at every turn and fixes, and jacking and steel pipe top are on piping shaft inwall.
After concreting, this standard knot is removed one by one, be transported to upper strata, with above-mentioned same method, install and continue construction.
The feature of the present embodiment is: fixing operation is simple, and good stability can off normal, during pumping, to constructing structure and existing form bracing system undisturbed, can reuse.
Embodiment 2, the present embodiment is also that a kind of concrete pump pipe of installing in piping shaft is realized concrete casting, in the present embodiment, also adopted the standard knot made from angle steel adopting as in embodiment 1, different from embodiment, in the present embodiment, conduit is set in standard knot, when standard knot interconnects, conduit is connected to formation concrete pump pipe and be connected with concrete pump.After the connection of more piece standard knot, the middle interior formation cylindrical space forming is greater than the conduit as concrete pump pipe, when the conduit as concrete pump pipe produces vibration during at casting concrete, the energy of large part vibration will be absorbed by the standard knot overlapping in the above, reduces the impact on piping shaft itself.

Claims (10)

1. a method that prevents concrete pump pipe lateral displacement, is characterized in that: concrete pump pipe is used piping shaft and installed, and comprises the steps:
A, guardrail is set in piping shaft; Described guardrail is formed by connecting by standard knot, and the framework that described standard knot is preseting length is interconnected in the middle of framework and forms the cylindrical space that is greater than Diameter of pump tube, for pump line, passes;
B, pump line and guardrail are fixed;
C, guardrail is relative with the pipeline borehole wall fixing, prevents that guardrail from falling to lean on to the borehole wall.
2. the method that prevents concrete pump pipe lateral displacement according to claim 1, is characterized in that: the hexahedron framework that described standard knot is surrounded by 12 angle bar respectively connects an angle bar on two limits adjacent at the bottom of two of hexahedron framework.
3. the method that prevents concrete pump pipe lateral displacement according to claim 1, is characterized in that: in described step B, adopt pipe clamp that concrete pump pipe and guardrail are fixed.
4. a bracing means for concrete pump pipe, is arranged in piping shaft, it is characterized in that: comprise base (1), standard knot (2), pipe clamp (6);
Described base (1) is fixed on the interior bottom concrete floor (3) of piping shaft;
Upper at described base (1), described standard knot (2) connects successively, and described standard knot is framework, is interconnected and forms the cylindrical space that is greater than Diameter of pump tube in the middle of framework;
It is upper that all pipe clamps (6) are fastened in described concrete pump pipe (4), the end of pipe clamp (6) be separately fixed at standard knot (2) upper base or the framework of going to the bottom on.
5. the bracing means of concrete pump pipe according to claim 4, it is characterized in that: described base (1) is two i iron that are fixed on piping shaft bottom concrete floor (3), described i iron adopts setscrew and bottom concrete floor (3) to fix, between opposite two walls at piping shaft (5), from the pipeline borehole wall, stretch out.
6. the bracing means of concrete pump pipe according to claim 5, it is characterized in that: described standard knot (2) comprises the hexahedron framework being surrounded by 12 L-type angle steel, the upper base of hexahedron framework with go to the bottom on be respectively connected an angle bar on adjacent two limits.
7. the bracing means of concrete pump pipe according to claim 6, is characterized in that: all standard knots (2) adopt latch to connect continuously, and the standard knot of bottommost (2) is welded on i iron.
8. according to the bracing means of arbitrary described concrete pump pipe in claim 4 to 7, it is characterized in that: in described piping shaft (5), be also provided with attached wall part (7), described attached wall part (7) is fixedly distributed in piping shaft (5).
9. the bracing means at piping shaft inner concrete pump line according to claim 8, is characterized in that: described attached wall part (7) comprises jacking (8), support bar (9), steel pipe (10), nut (11); Described jacking (8) is fixed with one end of support bar (9), on support bar (9), be provided with screw thread, on support bar (9), be screwed with nut (11), two support bars (9) stretch into from the two ends of sleeve pipe (10), and the external diameter of nut (11) is greater than sleeve pipe (10) internal diameter.
10. with a concrete pump pipe of reinforcing facility, described concrete pump pipe is arranged in piping shaft, it is characterized in that: comprise standard pump tube coupling, described concrete pump pipe is formed by connecting by standard pump tube coupling; Described standard pump tube coupling comprises the hexahedron framework being surrounded by 12 L-type angle steel, the upper base of hexahedron framework with go to the bottom on be respectively connected an angle bar on adjacent two limits and form the cylindrical space that is greater than Diameter of pump tube, at cylindrical space setting and the suitable conduit of hexahedron frame height, when standard pump tube coupling connects, conduit is communicated with formation concrete pump pipe.
CN201310683349.5A 2013-12-12 2013-12-12 A kind of method and concrete pump pipe bracing means preventing concrete pump pipe lateral displacement Active CN103628685B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106382416A (en) * 2016-10-24 2017-02-08 中冶建工集团有限公司 Method for fixing pump pipes during concrete pumping and casting of upper parts of bridges
CN115306153A (en) * 2021-05-07 2022-11-08 振中建设集团有限公司 High-rise building concrete pouring structure and method

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11287043A (en) * 1998-04-03 1999-10-19 Taisei Corp Concrete conveying pipe slide device
JP2003120033A (en) * 2001-10-05 2003-04-23 Harada Sogo Doboku:Kk Concrete hose ground connecting device
KR100829062B1 (en) * 2007-03-21 2008-05-16 삼성물산 주식회사 Concrete pumping pipe supporting bracket and pylon construction method using the same
CN102277968A (en) * 2011-04-27 2011-12-14 中天建设集团有限公司 Concrete pump pipe fixing structure for ultra-high rise building construction
CN202248908U (en) * 2011-10-19 2012-05-30 贵州建工集团第三建筑工程有限责任公司 Vertical clamped connecting device of concrete conveying pump pipe
CN102493457A (en) * 2011-12-07 2012-06-13 中国建筑第八工程局有限公司 Extra-deep downward concrete pumping system

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11287043A (en) * 1998-04-03 1999-10-19 Taisei Corp Concrete conveying pipe slide device
JP2003120033A (en) * 2001-10-05 2003-04-23 Harada Sogo Doboku:Kk Concrete hose ground connecting device
KR100829062B1 (en) * 2007-03-21 2008-05-16 삼성물산 주식회사 Concrete pumping pipe supporting bracket and pylon construction method using the same
CN102277968A (en) * 2011-04-27 2011-12-14 中天建设集团有限公司 Concrete pump pipe fixing structure for ultra-high rise building construction
CN202248908U (en) * 2011-10-19 2012-05-30 贵州建工集团第三建筑工程有限责任公司 Vertical clamped connecting device of concrete conveying pump pipe
CN102493457A (en) * 2011-12-07 2012-06-13 中国建筑第八工程局有限公司 Extra-deep downward concrete pumping system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106382416A (en) * 2016-10-24 2017-02-08 中冶建工集团有限公司 Method for fixing pump pipes during concrete pumping and casting of upper parts of bridges
CN106382416B (en) * 2016-10-24 2018-07-20 中冶建工集团有限公司 Bridge superstructure concrete pumps the pump line fixing means poured
CN115306153A (en) * 2021-05-07 2022-11-08 振中建设集团有限公司 High-rise building concrete pouring structure and method

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