CN203924732U - Concrete pumping pipe, concrete pumping pipe assembly and the cooling system containing this assembly - Google Patents
Concrete pumping pipe, concrete pumping pipe assembly and the cooling system containing this assembly Download PDFInfo
- Publication number
- CN203924732U CN203924732U CN201420182939.XU CN201420182939U CN203924732U CN 203924732 U CN203924732 U CN 203924732U CN 201420182939 U CN201420182939 U CN 201420182939U CN 203924732 U CN203924732 U CN 203924732U
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- Prior art keywords
- pumping pipe
- concrete pumping
- concrete
- flange
- temperature
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- Expired - Lifetime
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- 239000004567 concrete Substances 0.000 title claims abstract description 143
- 238000005086 pumping Methods 0.000 title claims abstract description 124
- 238000001816 cooling Methods 0.000 title claims abstract description 28
- 239000002826 coolant Substances 0.000 claims abstract description 41
- 238000012546 transfer Methods 0.000 claims abstract description 15
- 238000009413 insulation Methods 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 4
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 3
- 239000011490 mineral wool Substances 0.000 claims description 3
- 229920006327 polystyrene foam Polymers 0.000 claims description 3
- 239000011496 polyurethane foam Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 13
- 239000007788 liquid Substances 0.000 description 15
- 239000010410 layer Substances 0.000 description 12
- 238000009434 installation Methods 0.000 description 9
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000004227 thermal cracking Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000036571 hydration Effects 0.000 description 2
- 238000006703 hydration reaction Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004574 high-performance concrete Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
Landscapes
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The utility model discloses a kind of concrete pumping pipe, concrete pumping pipe assembly and the cooling system containing this assembly, belong to concrete conveyance technical field, the problem that cannot control effectively to super high-rise pumping concrete construction pumping temperature for solving concrete pumping pipe.This concrete pumping pipe, comprise: an inner tube and be sheathed on the temperature-controlled tube outside inner tube, its two ends are connected with respectively the flange of a ring-type, and inner tube, temperature-controlled tube and flange form the ringwise closed chamber of a cross section, and flange is provided with at least one through hole being communicated with chamber.This concrete pumping pipe group, comprises the interconnected concrete pumping pipe of at least one joint.The cooling system that contains concrete pumping pipe assembly, comprise: collecting tank and the pump housing that can hold cooling medium, collecting tank, the pump housing are connected by cooling medium transfer pipeline successively with concrete pumping pipe assembly, and the two ends of cooling medium transfer pipeline communicate with the through hole on the flange of concrete pumping pipe assembly two ends respectively.
Description
Technical field
The utility model belongs to concrete conveyance technical field, relates in particular to a kind of concrete pumping pipe, concrete pumping pipe assembly and the cooling system containing this assembly.
Background technology
In cast-in-place concrete construction, in the time that concrete cannot directly arrive casting area, generally can build field by using concrete pump by concrete conveyance to template.At present, in production practices, conventional concrete pumping pipe is common seamless steel pipe.Common seamless steel pipe is single layer structure, can only be used as concrete conveyance, and uncontrollable concrete pumping temperature.But high performance concrete is implementing in the process of super high-rise pumping, because stroke is long, the reason such as viscosity is large, easy and tube wall generation frictional heat, thus improve concrete pumping difficulty.And concrete structure due to hydration heat of cement, causes concrete internal temperature to raise in work progress, with the outside temperature difference that produces of concrete, cause concrete internal temperature stress to increase, in the time that being greater than concrete resistance to tension, its active force just produces crack.Visible, adopt traditional concrete pumping pipe, cannot control well concrete pumping temperature.
Therefore,, in Super High Concrete Pumping Construction, how a kind of pumping line that can effectively control concrete pumping temperature is provided is the problem that those skilled in the art need solution badly.
Utility model content
The purpose of this utility model is that the cooling system that concrete pumping pipe, concrete pumping pipe assembly is provided and contains this assembly cannot be to the problem that in Super High Concrete Pumping Construction, concrete pumping temperature control effectively to solve existing concrete pumping pipe.
To achieve these goals, the technical solution of the utility model is:
A kind of concrete pumping pipe, comprise: an inner tube and be sheathed on the temperature-controlled tube outside described inner tube, the two ends of described inner tube and described temperature-controlled tube are connected with respectively the flange of a ring-type, described inner tube, described temperature-controlled tube and described flange form the ringwise closed chamber of a cross section, and described flange is provided with at least one through hole being communicated with described chamber.
Further, described temperature-controlled tube is made up of inner layer metal sleeve pipe and the insulation layer that is coated on described metal sleeve outside.
Further, described insulation layer is made up of polystyrene foam plate, polyurethane foam board or rock wool cystosepiment material.
Further, multiple described through holes are distributed on described flange.
Further, described inner tube, described temperature-controlled tube and described flange are welded as a whole.
A kind of concrete pumping pipe assembly, comprises at least one joint concrete pumping pipe, after the flange of the described concrete pumping pipe of adjacent two joint connect, make the inner tubes of the described concrete pumping pipe of adjacent two joint communicate and adjacent described flange on through hole corresponding.
Further, the junction of the described concrete pumping pipe of adjacent two joint is bolted to connection.
A kind of cooling system that contains concrete pumping pipe assembly, comprise: one can hold collecting tank and a pump housing of cooling medium, described collecting tank, the described pump housing are connected by cooling medium transfer pipeline successively with described concrete pumping pipe assembly, and the two ends of described cooling medium transfer pipeline communicate with the through hole on the flange of described concrete pumping pipe assembly two ends respectively.
Compared with prior art, tool has the following advantages and beneficial effect the utility model:
1, the concrete pumping pipe that the utility model provides, comprise inner tube and be sheathed on the temperature-controlled tube outside inner tube, the two ends of inner tube and temperature-controlled tube are connected with respectively the flange of a ring-type, inner tube and temperature-controlled tube form the ringwise chamber of a cross section, and flange is provided with at least one through hole being communicated with chamber.By delivering liquid cooling medium in the annular compartment of inner tube and temperature-controlled tube formation, can form the cooling medium layer of a whole inner tube of parcel.Because liquid cooling medium circulates in inner tube, the cooling medium that has absorbed hydration heat of concrete flows out inner tube, flows into subsequently the cooling medium of low temperature to keep the consecutive low temperature environment of chamber, can realize the renewal of cooling medium without dismounting temperature-controlled tube, easy to operate, improve operating efficiency.
2, the concrete pumping pipe assembly that the utility model provides, comprises the aforementioned concrete pumping pipe of at least one joint, adjacent two joint concrete pumping pipes flange connect after adjacent two joint concrete pumping pipes inner tubes communicate and adjacent flanges dish on through hole corresponding.In this concrete pumping pipe assembly, the inner tube of every joint concrete pumping pipe and temperature-controlled tube are connected by integralization of annular flange dish type on top separately.By such design, can reduce the human cost of job site installation concrete pumping pipe.And, can be according to the length needs of concrete pumping pipeline, select the concrete pumping pipe of suitable quantity to be fixed together, through hole between adjacent two joint pumping lines is corresponding, can ensure the circulation of liquid cooling medium in Super High Concrete Pumping Construction, thus the object of temperature while reaching effective reduction concrete pumping.Further, owing between adjacent two joint concrete pumping pipes only needing the flange that is positioned at its two ends to be fixedly connected with, and reinforce by concrete pumping pipe in its junction, saved the manpower installation cost of job site.
3, the cooling system containing concrete pumping pipe assembly that the utility model provides, comprise collecting tank and a pump housing that can hold cooling medium, collecting tank, the pump housing are connected by cooling medium transfer pipeline successively with concrete pumping pipe assembly, and the two ends of cooling medium transfer pipeline communicate with the through hole on the flange of concrete pumping pipe assembly two ends respectively.This cooling system forms a closed loop, and new liquid cooling medium is flowed in chamber continuously, then along with transfer pipeline is got back in collecting tank, through processing, again form new liquid cooling medium, so circulate, realize the consecutive low temperature environment of chamber.This cooling system structure is simple, easy for installation, and cooling effectiveness is high, can effectively control concrete temperature in the construction of concrete super high-rise pumping.
Brief description of the drawings
Concrete pumping pipe of the present utility model, concrete pumping pipe assembly and the cooling system containing this assembly are provided by following embodiment and accompanying drawing.
Fig. 1 is the structural representation of the concrete pumping pipe of the utility model one embodiment;
Fig. 2 is the structural representation of the flange of the utility model one embodiment;
Fig. 3 is the cooling system schematic diagram containing concrete pumping pipe assembly of the utility model one embodiment.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, concrete pumping pipe of the present utility model, concrete pumping pipe assembly and the cooling system containing this assembly are described in further detail.According to the following describes and claims, advantage of the present utility model and feature will be clearer.It should be noted that, accompanying drawing all adopts very the form of simplifying and all uses non-ratio accurately, only in order to convenient, the object of aid illustration the utility model embodiment lucidly.
Describe concrete pumping pipe of the present utility model, concrete pumping pipe assembly and the structure containing the cooling system of this assembly in detail below in conjunction with Fig. 1 to Fig. 3.
In conjunction with Fig. 1 and Fig. 2, a kind of concrete pumping pipe, comprise: an inner tube 1 and be sheathed on the temperature-controlled tube outside inner tube 1, the two ends of inner tube 1 and temperature-controlled tube are connected with respectively the flange 2 of a ring-type, inner tube 1, temperature-controlled tube and flange 2 form the ringwise closed chamber of a cross section, and flange 2 is provided with at least one through hole 3 being communicated with chamber.
By delivering liquid cooling medium in the annular compartment forming at inner tube 1 and temperature-controlled tube, can reduce the temperature of the tube wall of the inner tube 1 of its parcel, thereby the concrete temperature of inner tube 1 inter-sync pumping is reduced, reduce this concrete molding temperature, reduce the appearance of concrete thermal cracking.In addition, concrete pumping temperature reduces, and can also slow down hydrated reaction of cement speed, reduces its viscosity, thereby is conducive to concrete super high-rise pumping.
Specifically, this temperature-controlled tube is made up of inner layer metal sleeve pipe 4 and the insulation layer 5 that is coated on metal sleeve 4 outsides.The sleeve pipe that adopts metal material to make, not yielding, durability is strong, can adapt to the work condition environment of building site complexity.Compared with conventional PVC plastic pipe, this metal sleeve is not fragile, and deformation resistance is good, is more applicable to the control of the concrete pumping temperature of construction of super highrise building.
Especially, insulation layer 5 can be made up of polystyrene foam plate, polyurethane foam board or rock wool cystosepiment material.Insulation layer 5 can stop sleeve pipe 4 and external heat circulation.Certainly the other materials that when, this insulation layer 5 also can prevent concrete pumping by other, heat is invaded is made.
Further, multiple through holes 3 are distributed on flange 2.By multiple uniform through holes 3 are set, can make liquid cooling medium be uniformly distributed in the annular compartment of inner tube 1 and temperature-controlled tube formation, and slowly flow under self gravitation effect, thereby guarantee is flowed through, the liquid cooling medium of this chamber all can be brought into play cooling effect, to reduce the concrete temperature of inner tube 1 inter-sync pumping.
Specifically, in order to facilitate the installation of this concrete pumping pipe, reduce manpower installation cost, can be by this inner tube 1 and temperature-controlled tube and the integrated production of flange 2.Certainly, according to actual condition, inner tube 1, temperature-controlled tube and flange 2 also can be selected to be welded to connect to be integrated.
Continue with reference to figure 1 and Fig. 2, a kind of concrete pumping pipe assembly, comprise at least one joint concrete pumping pipe, after the flange 2 of adjacent two joint concrete pumping pipes connect, make the inner tubes 1 of adjacent two joint concrete pumping pipes communicate and adjacent flanges dish 2 on through hole 3 corresponding.In this concrete pumping pipe assembly, the inner tube 1 of every joint concrete pumping pipe and temperature-controlled tube are connected by the bolt hole 2-1 bolt on the annular flange dish 2 on top separately.
By such design, can reduce the human cost of job site installation concrete pumping pipe.And, can be according to the length needs of concrete pumping pipeline, select the concrete pumping pipe of suitable quantity to be fixed together, through hole 3 between adjacent two joint pumping lines is corresponding, can ensure the circulation of liquid cooling medium in Super High Concrete Pumping Construction, thus the object of temperature while reaching effective reduction concrete pumping.Further, because the junction of adjacent two joint concrete pumping pipes connects by integralization of bolt shape, saved the manpower installation cost of job site.
With reference to figure 3, a kind of cooling system that contains concrete pumping pipe assembly, comprise: one can hold collecting tank 6 and a pump housing 7 of cooling medium, collecting tank 6, the pump housing 7 are connected by cooling medium transfer pipeline successively with concrete pumping pipe assembly, and the two ends of cooling medium transfer pipeline communicate with the through hole 3 on concrete pumping pipe assembly two ends flange 2 respectively.When Super High Concrete Pumping Construction, concrete enters inner tube 1 from import A, by the pump housing, concrete pump is delivered to outlet B place, then enters template and carry out concreting.
Specifically, in this cooling system, by being positioned at the flange through hole 3 at concrete outlet B place, inject after liquid cooling medium, can form the cooling medium layer of a whole inner tube 1 of parcel.This cooling system forms a closed loop, and new liquid cooling medium is flowed in chamber continuously, then along with transfer pipeline is got back in collecting tank, through processing, again form new liquid cooling medium, so circulate, realize the consecutive low temperature environment of chamber.This cooling system structure is simple, easy for installation, and cooling effectiveness is high, can effectively control concrete temperature in the construction of concrete super high-rise pumping.
In sum, concrete pumping pipe, concrete pumping pipe assembly and the cooling system containing this assembly that the present embodiment provides, having solved existing concrete pumping pipe cannot be to the problem that in Super High Concrete Pumping Construction, concrete pumping temperature control effectively.This concrete pumping pipe, by carry cooling medium in the annular compartment of inner tube and temperature-controlled tube formation, can effectively control in super high-rise pumping concrete construction, and the concrete molding temperature of pumping in this inner tube, reduces the appearance of thermal cracking.And the concrete pump sending component being made up of at least one joint concrete pumping pipe, can realize standardized production.Between adjacent two joint concrete pumping pipes, connect by integralization of bolt shape, can reduce the on-the-spot cost that this assembly is installed.In addition, containing the cooling system of concrete pumping pipe assembly, comprise collecting tank and a pump housing that can hold cooling medium, collecting tank, the pump housing are connected by cooling medium transfer pipeline successively with concrete pumping pipe assembly, and the two ends of cooling medium transfer pipeline communicate with the through hole on the flange of concrete pumping pipe assembly two ends respectively.This cooling system injects after liquid cooling medium, can form the cooling medium layer of a whole inner tube of parcel.This cooling system forms a closed loop, and new liquid cooling medium is flowed in chamber continuously, then along with transfer pipeline is got back in collecting tank, through processing, again form new liquid cooling medium, so circulate, realize the consecutive low temperature environment of chamber.This cooling system structure is simple, easy for installation, and cooling effectiveness is high, can effectively control concrete temperature in the construction of concrete super high-rise pumping, has reduced concrete viscosity, thereby has been conducive to concrete super high-rise pumping.In addition, temperature when this cooling medium layer passes through effectively to control concrete pumping, thus reduce concrete molding temperature, effectively reduce thermal cracking, realize concrete super high-rise pumping.
Foregoing description is only the description to the utility model preferred embodiment, not any restriction to the utility model scope.Any change, modification that those skilled in the art does according to above-mentioned disclosure, all belong to the protection domain of claim.
Claims (8)
1. a concrete pumping pipe, it is characterized in that, comprise: an inner tube and be sheathed on the temperature-controlled tube outside described inner tube, the two ends of described inner tube and described temperature-controlled tube are connected with respectively the flange of a ring-type, described inner tube, described temperature-controlled tube and described flange form the ringwise closed chamber of a cross section, and described flange is provided with at least one through hole being communicated with described chamber.
2. concrete pumping pipe as claimed in claim 1, is characterized in that, described temperature-controlled tube is made up of inner layer metal sleeve pipe and the insulation layer that is coated on described metal sleeve outside.
3. concrete pumping pipe as claimed in claim 2, is characterized in that, described insulation layer is made up of polystyrene foam plate, polyurethane foam board or rock wool cystosepiment material.
4. concrete pumping pipe as claimed in claim 1, is characterized in that, multiple described through holes are distributed on described flange.
5. the concrete pumping pipe as described in claim 1 to 4 any one, is characterized in that, described inner tube, described temperature-controlled tube and described flange are welded as a whole.
6. a concrete pumping pipe assembly, it is characterized in that, comprise the concrete pumping pipe of at least one joint as described in claim 1 to 5 any one, adjacent two joint described concrete pumping pipe flange connect after make adjacent two joint described concrete pumping pipe inner tubes communicate and adjacent described flange on through hole corresponding.
7. concrete pumping pipe assembly as claimed in claim 6, is characterized in that, the junction of the described concrete pumping pipe of adjacent two joint is bolted to connection.
8. a cooling system that contains the concrete pumping pipe assembly described in claim 6 or 7, it is characterized in that, comprise: one can hold collecting tank and a pump housing of cooling medium, described collecting tank, the described pump housing are connected by cooling medium transfer pipeline successively with described concrete pumping pipe assembly, and the two ends of described cooling medium transfer pipeline communicate with the through hole on the flange of described concrete pumping pipe assembly two ends respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420182939.XU CN203924732U (en) | 2014-04-16 | 2014-04-16 | Concrete pumping pipe, concrete pumping pipe assembly and the cooling system containing this assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420182939.XU CN203924732U (en) | 2014-04-16 | 2014-04-16 | Concrete pumping pipe, concrete pumping pipe assembly and the cooling system containing this assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203924732U true CN203924732U (en) | 2014-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420182939.XU Expired - Lifetime CN203924732U (en) | 2014-04-16 | 2014-04-16 | Concrete pumping pipe, concrete pumping pipe assembly and the cooling system containing this assembly |
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| Country | Link |
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| CN (1) | CN203924732U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113580318A (en) * | 2021-08-10 | 2021-11-02 | 河北工业大学 | On-site 3D printing system suitable for cold environment |
-
2014
- 2014-04-16 CN CN201420182939.XU patent/CN203924732U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113580318A (en) * | 2021-08-10 | 2021-11-02 | 河北工业大学 | On-site 3D printing system suitable for cold environment |
| CN113580318B (en) * | 2021-08-10 | 2022-12-23 | 河北工业大学 | On-site 3D printing system suitable for cold environment |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141105 |
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| CX01 | Expiry of patent term |