CN203068877U - Horizontal buried pipe system - Google Patents
Horizontal buried pipe system Download PDFInfo
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- CN203068877U CN203068877U CN 201320027230 CN201320027230U CN203068877U CN 203068877 U CN203068877 U CN 203068877U CN 201320027230 CN201320027230 CN 201320027230 CN 201320027230 U CN201320027230 U CN 201320027230U CN 203068877 U CN203068877 U CN 203068877U
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- heat pipe
- pipe
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- buried pipe
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Abstract
The utility model discloses a horizontal buried pipe system, which belongs to the field of heat-exchange equipment. According to the system, the horizontal buried pipe is laid in the underground soil; an input end and an output end of the horizontal buried pipe are connected with a ground source heat pump on the ground respectively; a separate type heat pipe is arranged above the horizontal buried pipe; and gravity heat pipes are vertically arranged below the horizontal buried pipe. The horizontal buried pipe system has the advantage that with the efficient heat transfer characteristic of heat pipes, the heat transfer efficiency between the horizontal buried pipe and deep soil is improved, so as to improve heat exchange amount and save occupied area, and also has the advantages of simple structure, stability, high efficiency, and reliability.
Description
Technical field
The utility model belongs to a kind of ground pipe laying of earth source heat pump, particularly a kind of can with soil high efficient heat exchanging, the buried guard system of space-saving a kind of horizontal.
Background technology
Urgent day by day along with energy crisis, Research on energy saving and use and obtained very fast development.Wherein utilize the soil that has good temperature property under the face of land to be used more and more widely as the technology of earth source heat pump thermal source (or low-temperature receiver).This is because in refrigeration or when heating, the temperature characterisitic of soil source is more superior than the temperature characterisitic in air source, makes the good energy saving performance of earth source heat pump than air source heat pump.Along with popularizing of earth source heat pump device, ground heat exchanger is as the important component part of earth source heat pump, and the exchange capability of heat of itself and soil has been subjected to the extensive concern of earth source heat pump industry.Ground heat exchanger, major function are the heat in the soil to be passed to source pump in the winter time the time, and the cold with soil during summer is passed to source pump.The ground pipe laying mainly is divided into two kinds of forms at present, and a kind of is the vertical ground pipe laying that needs well-digging, and the problem that exists has at present: one, well-digging has certain depth, and cost is higher; Separating support when two, constructing between the ground pipe laying causes the amount of localized heat short circuit than cracky, and the source pump runnability is descended.Also having a kind of form is horizontal ground pipe laying, and main feature is to need not well-digging, and cost is compared low with vertical ground pipe laying.The problem that exists is at present: one, floor space is bigger; When two, using for a long time, the soil not strong for Groundwater Flow can cause local heating, and heat pump is moved under uneconomic situation.Two kinds of pipe laying modes of earth source heat pump allow people's satisfied part inadequately.
Heat pipe has experienced years of researches and development since preliminary proposition of nineteen forty-four, be widely used in numerous areas such as space flight, electronics, medical treatment, manufacture craft maturation, stable performance.Heat pipe is used in combination with the ground pipe laying, yet there are no report.
Summary of the invention
The purpose of this utility model is the problem that exists at existing level formula ground heat exchanger, propose a kind of can with the buried guard system of the horizontal of soil high efficient heat exchanging, adopt the balanced soil levels of the two groups of heat pipes temperature difference, guarantee horizontal ground pipe laying in a constant temperature soil horizon, heat pipe can utilize working medium in the pipe as a kind of heat transfer structure efficiently phase transformation is passed to condensation segment rapidly with the heat of evaporator section.
The purpose of this utility model is achieved through the following technical solutions: the buried guard system of a kind of horizontal is characterized in that: it comprises separate heat pipe, flatly pipe laying and gravity type heat pipe; Described pipe laying flatly is layed in the underground, and its input is connected with earth source heat pump on the ground respectively with output; Described separate heat pipe is arranged in the top of pipe laying flatly; Described gravity type heat pipe is arranged vertically in the below of pipe laying flatly.
Described separate heat pipe comprises evaporator section, condensation segment, vapor uptake and liquid down-comer, and evaporator section is communicated with by vapor uptake and liquid down-comer with condensation segment, forms a closed circuit.
Described gravity type heat pipe comprises heat pipe package and capillary wick, and heat pipe package is vaccum case, and gravity type heat pipe comprises evaporator section, adiabatic section and condensation segment successively, can working medium condensate liquid in the suit capillary wick in the housing, capillary wick.
Advantage of the present utility model and beneficial effect are:
1, the high-efficiency heat conduction by heat pipe, realize that flatly pipe laying is under the constant temperature for a long time, can strengthen its exchange capability of heat, increase the heat exchange amount of pipe laying unit are flatly, can make flatly pipe laying in less area, finish heat exchange efficiently than traditional water level land pipe laying, the floor space of conserve water level land pipe laying has solved the big difficult problem of pipe laying floor space flatly.
2, the heat energy absorbing and releasing power of balanced soil, balance soil moisture field, the service life of improving earth source heat pump.
3, utilize gravity type heat pipe as bottom heat exchange heat pipe, gravity type heat pipe is mainly by condensation segment, evaporator section, and adiabatic section three parts are formed, and wherein the adiabatic section mainly is to lay heat-insulation layer, reduces the heat exchange of intraductal working medium and extraneous soil, the loss of minimizing heat.Simple in structure.Gravity type heat pipe is arranged in flatly below the pipe laying, condensation segment is contacted with pipe laying flatly, evaporator section is arranged in the soil of deep layer more, only needs pipeline section vertically is driven underground, and is convenient to more install.
4, utilize separate heat pipe as the heat exchange of top part heat pipe, separating heat tube is paved with the top of horizontal coiled pipe, and it is more even that the ground pipe laying is heated, the heat exchange better effects if.
Description of drawings
Fig. 1 is gravity type heat pipe structure schematic diagram,
Fig. 2 is the separate heat pipe structural representation,
Fig. 3 is the utility model structural representation.
Wherein: 1-gravity type heat pipe evaporator section, 2-gravity type heat pipe adiabatic section, 3-gravity type heat pipe condensation segment, the 4-capillary wick, 5-gravity type heat pipe shell, 6-is pipe laying flatly, 7-soil, 8-separate heat pipe, 9-separate heat pipe evaporator section, 10-separate heat pipe condensation segment, 11-vapor uptake, 12-liquid down-comer, the 13-air bleeding valve, 14-gravity type heat pipe, 15-be the pipe laying input flatly, and 16-is the pipe laying output flatly.
The specific embodiment
Embodiment: as shown in Figure 3, the required operating temperature of pipe laying definitely before installing selects to mate working medium.It is ethanol that present embodiment is selected the working medium of gravity type heat pipe, and base area pipe laying operating temperature is determined the gravity type heat pipe condensation temperature, and the instant heating plumber makes temperature.Selecting the working medium of separate heat pipe is methyl alcohol, and the operating temperature of base area pipe laying is determined the evaporating temperature of separate heat pipe.Gravity type heat pipe length is selected 3 meters for use, and the heat exchange area of separate heat pipe is paved with pipe laying zone integrally.
During installation, dig earlier and lay the pipe trench of pipe laying flatly, the gravity type heat pipe 14 that vacuumizes vertically is driven underground, the bottom of pipe trench is the evaporator section 1 of gravity type heat pipe, upwards is followed successively by adiabatic section 2 and condensation segment 3, suit capillary wick 4 in the shell 5 of gravity type heat pipe, can working medium condensate liquid ethanol in the capillary wick 4, the adiabatic section 2 outer heat-insulation layers that lay of gravity type heat pipe reduce the heat exchange of intraductal working medium and extraneous soil, reduce the loss of heat; Flatly pipe laying 6 is arranged in the top of gravity type heat pipe, the condensation segment 3 of gravity type heat pipe is contacted with pipe laying 6 flatly, the evaporator section 1 of gravity type heat pipe is arranged in the soil 7 of deep layer more, and flatly the input 15 of pipe laying 6 is connected with earth source heat pump on the ground respectively with output 16; At last, above pipe laying 6 flatly, be paved with separate heat pipe 8, the evaporator section 9 of separate heat pipe 8 is positioned at flatly near the pipe laying 6, the condensation segment 10 of separate heat pipe 8 is positioned at ground surface soil 7, can working medium condensate liquid methyl alcohol in the evaporator section 9 of separate heat pipe 8, evaporator section 9 is communicated with by vapor uptake 11 and liquid down-comer 12 with condensation segment 10, forms a closed circuit, and the condensation segment of separate heat pipe is installed air bleeding valve 13.
Adopt two groups of heat pipes, wherein one group is gravity type heat pipe, and one group is separate heat pipe.Gravity type heat pipe is arranged in flatly the pipe laying below, and when flatly pipe laying layer temperature was reduced to the operating temperature of bottom weight formula heat pipe, bottom weight formula heat pipe was started working, working medium is in approaching pipe laying place condensation flatly, emit heat, near the temperature winding level ground pipe laying is condensed into the working medium of saturated solution because density contrast, fall after rise to underground, subsurface temperature is higher, so working medium in the evaporation of heat pipe bottom, rises near the ground pipe laying, so repeatedly, see Fig. 1 for details.Separate heat pipe is arranged in flatly more than the pipe laying, and when temperature was too high near the local pipe laying, the working medium evaporation of separate heat pipe bottom absorbed near the soil heat ground pipe laying, and near temperature reducing is up to the normal working temperature of ground pipe laying.See Fig. 2 for details.
Claims (4)
1. buried guard system of horizontal is characterized in that: it comprises separate heat pipe, flatly pipe laying and gravity type heat pipe; Described pipe laying flatly is layed in the underground, and its input is connected with earth source heat pump on the ground respectively with output; Described separate heat pipe is arranged in the top of pipe laying flatly; Described gravity type heat pipe is arranged vertically in the below of pipe laying flatly.
2. the buried guard system of a kind of horizontal as claimed in claim 1, it is characterized in that: described separate heat pipe comprises evaporator section, condensation segment, vapor uptake and liquid down-comer, evaporator section is communicated with by vapor uptake and liquid down-comer with condensation segment, forms a closed circuit.
3. the buried guard system of a kind of horizontal as claimed in claim 1, it is characterized in that: described gravity type heat pipe comprises heat pipe package and capillary wick, heat pipe package is vaccum case, gravity type heat pipe comprises evaporator section, adiabatic section and condensation segment successively, can working medium condensate liquid in the suit capillary wick in the housing, capillary wick.
4. the buried guard system of a kind of horizontal as claimed in claim 1 is characterized in that: the condensation segment installation air bleeding valve of described separate heat pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320027230 CN203068877U (en) | 2013-01-18 | 2013-01-18 | Horizontal buried pipe system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320027230 CN203068877U (en) | 2013-01-18 | 2013-01-18 | Horizontal buried pipe system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203068877U true CN203068877U (en) | 2013-07-17 |
Family
ID=48767656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320027230 Expired - Fee Related CN203068877U (en) | 2013-01-18 | 2013-01-18 | Horizontal buried pipe system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203068877U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103017413A (en) * | 2013-01-18 | 2013-04-03 | 天津新源天大热泵技术有限公司 | Horizontal buried pipe system |
| EP3236186A4 (en) * | 2014-12-02 | 2018-09-05 | Beijing Institute of Spacecraft System Engineering | Device and method for testing compatibility of gravity-driven two-phase fluid loop |
-
2013
- 2013-01-18 CN CN 201320027230 patent/CN203068877U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103017413A (en) * | 2013-01-18 | 2013-04-03 | 天津新源天大热泵技术有限公司 | Horizontal buried pipe system |
| EP3236186A4 (en) * | 2014-12-02 | 2018-09-05 | Beijing Institute of Spacecraft System Engineering | Device and method for testing compatibility of gravity-driven two-phase fluid loop |
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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: 20130717 Termination date: 20150118 |
|
| EXPY | Termination of patent right or utility model |