CN204000834U - A kind of " chimney type " air chimney assembling piling strtucture - Google Patents
A kind of " chimney type " air chimney assembling piling strtucture Download PDFInfo
- Publication number
- CN204000834U CN204000834U CN201420254016.0U CN201420254016U CN204000834U CN 204000834 U CN204000834 U CN 204000834U CN 201420254016 U CN201420254016 U CN 201420254016U CN 204000834 U CN204000834 U CN 204000834U
- Authority
- CN
- China
- Prior art keywords
- air chimney
- chimney
- earth
- assembling
- type
- 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.)
- Expired - Fee Related
Links
Landscapes
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The utility model discloses a kind of " chimney type " air chimney assembling piling strtucture, comprise a power line cone pillar pile foundation, along pile foundation periphery under described power line cone pillar pile foundation earth's surface, be provided with loop type air chimney, described loop type air chimney be provided with four coupled logical and stretch out the earth's surface air chimney on earth's surface, described earth's surface air chimney is for being laterally 90 ° of crooked inverted L shape pipes along the vertical setting of loop type air chimney tube wall and top, on the air chimney mouth of pipe of earth's surface, be provided with and cornice, in the inner side of cornicing, be provided with successively metal filter screen and realize the regulatable time switch of Long-distance Control with being connected with computer, below the air chimney mouth of pipe of corresponding earth's surface, be respectively equipped with water receiving tank.The utility model can be realized the effective temperature-reducing to the high-grade power line column foot in Permafrost Area, improves the artificial upper limit of ever-frozen ground, strengthens stability and the bearing capacity of foundation soil of tower foundation, reduces on column foot and pulls out possibility and engineering freeze injury.
Description
Technical field
The utility model relates to a kind of ventilation duct device of initiatively lowering the temperature in the pile foundation engineering of Permafrost Area, especially can be applicable to the composite pile foundation structure of a kind of assembling air chimney cooling foundation of high-grade overhead transmission line column foot.
Background technology
Interaction result between frozen soil foundation and building basis directly affects the service life of building.And the Foundation Design of overhead transmission line and foundation treatment principle and method are different from the linear subgrade constructions such as highway, railway, its basic reconnaissance has larger flexibility and flexibility, can dynamically adjust according to on-site actual situations, the stability of its point concerns the monolithic stability of circuit.And column foot is due to its unique form of structure, its affect Ye Yu highway, railways etc. on frozen soil have larger difference.Therefore,, in the process of construction of In Permafrost Regions of Qinghai-xizang Plateau transmission line of electricity column foot, the stability of guaranteeing frozen soil and column foot is primary task.Consider level to vertical Load Combination, act on overhead power transmission line pole tower basis on to pull out load be the operating mode that basic engineering must be considered, in Frozen Ground Area, will greatly increase lifting by frost unstability accident risk after above pulling out active force and the stack of lifting by frost power.And because structural shape, external loads effect, basis and frozen soil interaction mechanism, the reliability of design employing and the Foundation Design of other industry of Transmission Tower Foundation Engineering all exists bigger difference, and Frozen Ground Area transmission line foundation resistance to plucking failure mode, destructive process, design theory are not perfect, so the column foot stability problem of Permafrost Area still needs further investigation.
In Permafrost Area, carry out Design of Foundation, construction and operation, the thermal field of frozen soil foundation distributes and Changing Pattern is its important analytic target and controls index.Column foot stability is studied to the reciprocal effect problem be unableing to do without between ever-frozen ground and engineering, therefore need there is following requirement to foundation soil body: 1. in the operation phase, control the frozen state of ever-frozen ground, to utilize its higher bearing capacity to prevent basic unstability as far as possible; 2. can utilize active cooling device to prevent permafrost degradation, effectively improve and freeze peripherally the artificial upper limit of the soil body Quito year, reduce the invasion of engineering activity to ever-frozen ground; 3. can utilize the higher-strength that freezes the soil body to weaken the contact risk of rupture in Pile Soil INTERACTION PROBLEMS; 4. active cooling device can be worked at times, can reduce to invade summer the heat of ground.
Generally speaking, need to utilize the colder air of Winter Qinghai Xizang Plateau, make cross-ventilation heat exchange can effectively reduce the temperature of pile foundation surrounding soil, can provide technical support to the control of the engineering problems such as frost heave, thaw collapse in the pile foundation engineering of Permafrost Area.
Utility model content
In view of above-mentioned, the purpose of this utility model is to provide a kind of regulatable " chimney type " air chimney assembling piling strtucture of air chimney active cooling ground temperature succinct, that easily go.Utilize this structure, can effectively reduce foundation soil body ground temperature, improve its bearing capacity of foundation soil, realize the effective lifting to the artificial upper limit of ever-frozen ground, meanwhile, for prevention and the engineering problem that control body frost heaving and thaw collapse cause provide technical support.
The purpose of this utility model realizes by following measures:
A kind of " chimney type " air chimney assembling piling strtucture, comprise a power line cone pillar pile foundation, along pile foundation periphery under described power line cone pillar pile foundation earth's surface, be provided with loop type air chimney, described loop type air chimney be provided with four coupled logical and stretch out the earth's surface air chimney on earth's surface, described earth's surface air chimney is for being laterally 90 ° of crooked inverted L shape pipes along the vertical setting of loop type air chimney tube wall and top, on the air chimney mouth of pipe of earth's surface, be provided with and cornice, in the inner side of cornicing, be provided with successively metal filter screen and regulatable time switch, below the air chimney mouth of pipe of corresponding earth's surface, be respectively equipped with water receiving tank.
Further, the long-range computer system real time remote that is connected to of described regulatable time switch is monitored in time.
Further, under the earth's surface, Xia Wei Permafrost Area, earth's surface of described power line cone pillar pile foundation.
Further, described loop type air chimney material adopts hollow concrete building block.
Further, described earth's surface air chimney adopts corrugated metal pipe.
Further, described earth's surface air chimney pipe is coated with insulation layer.
Further, the water receiving tank of described corresponding earth's surface air chimney mouth of pipe below is corresponding with the guiding gutter that drips that metal filter screen below arranges.
The utility model has the advantages that:
1. the utility model makes full use of air chimney material (hollow concrete building block) feature that intensity is higher, can reduce and in frozen-thaw process, be subject to the impact of environmental temperature fluctuation on the draught tube walls strength of materials and stability.
2. the operating principle of utilizing " chimney type " air chimney is the heat exchanging process of deep soil effectively.
3. by chimney top, horizontal pipeline being set, can prevent that Atmospheric precipitation and raising from utilizing the efficiency of the natural wind of different directions.
4. screen pack is set and the measure of dripping at interface, horizontal pipeline access, can reduces the invasion of air condensed water to ground.
5. the air chimney elevating above the soil is selected the corrugated metal pipe that is easy to replacing, and the certain thickness thermal resistance material of its outer wrap, has improved durability and the Years Of Service of this project measure.
6. this setting can be prefabricated in advance, and in work progress, directly assembling, reduces the invasion of the heat of hydration to ever-frozen ground after concrete cast-in-situ, is particularly useful for heavy excavation cone column type pile foundation.
Accompanying drawing explanation
Fig. 1 is the cross-sectional structure schematic diagram of active cooling of the present utility model " chimney type " air chimney composite construction;
Fig. 2 is the schematic top plan view of active cooling of the present utility model " chimney type " air chimney composite construction;
Fig. 3 is the cross section structure schematic diagram of hollow concrete building block of the present utility model;
Fig. 4 is the structural representation of air chimney of the present utility model access screen pack and drip facility and lower concrete joint tank thereof.
In figure: 1, metal filter screen; 2, cornice; 3, the guiding gutter that drips; 4, regulatable time switch; 5, earth's surface air chimney; 6, insulation layer; 7, water receiving tank; 8, loop type air chimney; 9, power line cone pillar pile foundation.
The specific embodiment
The utility model is described in further detail in conjunction with the accompanying drawings and embodiments below, but not as the utility model being done to the foundation of any restriction.
As shown in Figure 1, be somebody's turn to do " chimney type " air chimney assembling piling strtucture, comprise a power line cone pillar pile foundation 9, along pile foundation periphery under power line cone pillar pile foundation 9 earth's surfaces, Permafrost Area, be provided with loop type air chimney 8, loop type air chimney 8 be provided with four coupled logical and stretch out the earth's surface air chimney 5 on earth's surface, earth's surface air chimney 5 is for being laterally 90 ° of crooked inverted L shape pipes along the vertical setting of loop type air chimney 8 tube walls and top, air chimney 5 pipes in earth's surface are coated with insulation layer 6, on earth's surface air chimney 5 mouths of pipe, be provided with and cornice 2, cornicing, 2 inner side is provided with metal filter screen 1 and regulatable time switch 4 successively, the long-range computer system real time remote that is connected to of regulatable time switch 4 is monitored in time.Below air chimney 5 mouths of pipe of corresponding earth's surface, be respectively equipped with water receiving tank 7, water receiving tank 7 is corresponding with the guiding gutter 3 that drips that metal filter screen 1 below arranges.
Fig. 2 has shown loop type air chimney 8 and earth's surface air chimney 5 structures of active cooling " chimney type " air chimney composite construction.Loop type air chimney 8 is arranged circumferentially along power line cone pillar pile foundation 9, and 90 ° of crooked inverted L shape pipe earth's surface air chimney 5 upper levels are to setting, and the mouth of pipe is corresponding with water receiving tank 7, specifically as shown in Figure 4.
Fig. 3 has shown the structure of loop type air chimney 8 materials employing hollow concrete building blocks.
In this structure, earth's surface air chimney 5 adopts corrugated metal pipe.
Principle of the present utility model is, selects a feature interface being positioned at certain depth under earth's surface, Permafrost Area, a level is set on its interface to the loop type air chimney in loop, and its equivalent redius and area are waited to adjust according to this ground engineering geology hydrogeological conditions.Simultaneously can be according to the Wind Data on this ground, in maximum wind direction direction and minimum direction, four vertical earth's surface air chimneys being set elevates above the soil, its inner earth's surface air chimney net sectional area is adjustable according to meteorological condition, can effectively utilize chimney operating principle to regulate heat exchanging process.The height that elevates above the soil is adjustable according to place wind conditions, and the while to setup of entrances and exits screen pack and the guiding gutter facility that drips, can arrange concrete joint tank under the guiding gutter that drips in level, and object is to reduce the invasion of condensed water to ever-frozen ground ground in air.Outlet is outer arranges level to cornicing, to reduce Atmospheric precipitation and other chaff interference enters air chimney.The switch that an adjustable time control is set simultaneously after screen pack, open and close air chimney, artificially regulates its working time at any time.The air chimney material selection of the part that elevates above the soil is easy to the corrugated metal pipe of changing, the certain thickness thermal resistance material of outer wrap.
This structure is embedded in pile foundation in certain limit and certain depth place around, can utilize in the winter time extraneous colder temperature to strengthen the foundation soil body soil body is initiatively lowered the temperature by vertical " funnel-shaped " air chimney, in summer, by closing the adjustable heat of time switch, enter ever-frozen ground, time switch can be connected and realize Long-distance Control with computer.The utility model can be realized the effective temperature-reducing to the high-grade power line column foot in Permafrost Area, funnel-shaped air chimney can accelerate atmosphere with the interchange of heat of ever-frozen ground, improve the artificial upper limit of ever-frozen ground, strengthen stability and the bearing capacity of foundation soil of tower foundation, reduce on column foot and pull out possibility and engineering freeze injury.
And this structure can be prefabricated in advance, assembles at the scene during construction, be applicable to the cone column type pile foundation of heavy excavation.
The above; it is only the preferably specific embodiment of the utility model; but protection domain of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement, within all should being encompassed in protection domain of the present utility model.
Claims (6)
1. " chimney type " air chimney assembling piling strtucture, comprise a power line cone pillar pile foundation, it is characterized in that: along pile foundation periphery under described power line cone pillar pile foundation earth's surface, be provided with loop type air chimney, described loop type air chimney be provided with four coupled logical and stretch out the earth's surface air chimney on earth's surface, described earth's surface air chimney is for being laterally 90 ° of crooked inverted L shape pipes along the vertical setting of loop type air chimney tube wall and top, on the air chimney mouth of pipe of earth's surface, be provided with and cornice, in the inner side of cornicing, be provided with successively metal filter screen and regulatable time switch, below the air chimney mouth of pipe of corresponding earth's surface, be respectively equipped with water receiving tank.
2. a kind of " chimney type " according to claim 1 air chimney assembling piling strtucture, is characterized in that: under the earth's surface, Xia Wei Permafrost Area, earth's surface of described power line cone pillar pile foundation.
3. a kind of " chimney type " according to claim 1 air chimney assembling piling strtucture, is characterized in that: described loop type air chimney material adopts hollow concrete building block.
4. a kind of " chimney type " according to claim 1 air chimney assembling piling strtucture, is characterized in that: described earth's surface air chimney adopts corrugated metal pipe.
5. a kind of " chimney type " according to claim 4 air chimney assembling piling strtucture, is characterized in that: described earth's surface air chimney pipe is coated with insulation layer.
6. a kind of " chimney type " according to claim 1 air chimney assembling piling strtucture, is characterized in that: the water receiving tank of described corresponding earth's surface air chimney mouth of pipe below is corresponding with the guiding gutter that drips that metal filter screen below arranges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420254016.0U CN204000834U (en) | 2014-05-16 | 2014-05-16 | A kind of " chimney type " air chimney assembling piling strtucture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420254016.0U CN204000834U (en) | 2014-05-16 | 2014-05-16 | A kind of " chimney type " air chimney assembling piling strtucture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204000834U true CN204000834U (en) | 2014-12-10 |
Family
ID=52040860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420254016.0U Expired - Fee Related CN204000834U (en) | 2014-05-16 | 2014-05-16 | A kind of " chimney type " air chimney assembling piling strtucture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204000834U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106979703A (en) * | 2017-04-26 | 2017-07-25 | 贵州理工学院 | Mine Large god area obturation internal heat dissipating system |
| CN110107814A (en) * | 2019-06-13 | 2019-08-09 | 兰州交通大学 | A kind of spiral ventilating structure of Permafrost Area oil/gas pipe |
-
2014
- 2014-05-16 CN CN201420254016.0U patent/CN204000834U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106979703A (en) * | 2017-04-26 | 2017-07-25 | 贵州理工学院 | Mine Large god area obturation internal heat dissipating system |
| CN110107814A (en) * | 2019-06-13 | 2019-08-09 | 兰州交通大学 | A kind of spiral ventilating structure of Permafrost Area oil/gas pipe |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205134353U (en) | Prevent frostbite and pull out and melt a heavy assembly type ventilation stake foundation structure | |
| CN201221044Y (en) | Reverse T-shaped efficient ventiduct roadbed | |
| JP4686631B1 (en) | Agricultural production building structure | |
| CN102304926B (en) | Method for fixing telegraph pole on wetland | |
| CN103485354B (en) | Frame-aeration cooling anchor pipe structure for keeping frozen soil slope stable and construction method | |
| CN103938644A (en) | Prefabricated concrete bearing platform with reserved pile nest holes and fabricated multi-pile foundation installation method based on prefabricated concrete bearing platform with reserved pile nest holes | |
| CN205762931U (en) | Inclined in the aerobic repair system of a kind of landfill yard takes out/gas injection well and system thereof | |
| CN204000834U (en) | A kind of " chimney type " air chimney assembling piling strtucture | |
| CN107905179A (en) | A kind of cold area's earth and rockfill dam anti-freeze expansion structure and its construction method | |
| CN206298902U (en) | A kind of concrete pile foundation structure with inside and outside ventilation duct | |
| CN110439353A (en) | A kind of erection construction method of concrete wire pole overturning-preventing | |
| CN109944467B (en) | Reconstruction and reinforcement construction method for rock wool prefabricated house | |
| CN204282845U (en) | Buildings in cold roof insulating structure | |
| CN208486459U (en) | Planted roof | |
| CN206887980U (en) | A kind of integrated bracket basis of antifreeze pile | |
| CN102124904B (en) | Method for building greenhouse for cultivating mushrooms | |
| CN204090647U (en) | Connect a plastic tunnel | |
| CN203782732U (en) | Precast concrete bearing platform with reserved pile socket holes | |
| CN206667280U (en) | Radiating and cooling basis for frozen soil foundation | |
| RU84883U1 (en) | CONSTRUCTION OF BUILDING OR STRUCTURE ON PERMANENTLY FROZEN SOIL | |
| CN203684258U (en) | Prefabricated concrete rod sleeve foundation | |
| CN102475043A (en) | Novel multifunctional sunlight greenhouse | |
| CN111593839A (en) | Single-slope drainage lateral lighting large-span sloping roof system of industrial factory building in cold region | |
| CN206204985U (en) | A kind of environment-friendly type assembled grouting behind shaft or drift lining steel cylinder pile foundation | |
| CN218868846U (en) | Energy-saving sunlight greenhouse |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20170516 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |