阅读说明：本技术 一种桥梁地源热泵换热系统及其施工方法 (A kind of bridge earth source heat pump heat-exchange system and its construction method ) 是由 霍继炜 翟国政 高宇甲 李俊杰 陈金权 胡魁 朱栋 余斌 李静 王康康 韩明涛 于 2019-09-29 设计创作，主要内容包括：本发明涉及一种桥梁地源热泵换热系统及其施工方法。该桥梁地源热泵换热系统包括桥墩以及桥面,所述桥墩内设有第一换热管,所述桥面内设有第二换热管,所述第一换热管的进液口与第二换热管的出液口连通,所述第一换热管的出液口与第二换热管的进液口,所述第一换热管的进液口与第二换热管的出液口的第一连通管或第一换热管的出液口与第二换热管的进液口的第二连通管上设有循环泵。本发明的桥梁地源热泵换热系统通过在桥墩内布置第一换热管和在桥面内布置第二换热管,能够在冬季将地热用于对冰冷的桥面进行加热,还能够在夏季将桥面热量传递至地层,本发明的桥梁地源热泵换热系统防止了桥面结冰,同时避免了桥面因热膨胀而损坏。(The present invention relates to a kind of bridge earth source heat pump heat-exchange system and its construction methods.The bridge earth source heat pump heat-exchange system includes bridge pier and bridge floor, the first heat exchanger tube is equipped in the bridge pier, the second heat exchanger tube is equipped in the bridge floor, the inlet of first heat exchanger tube is connected to the liquid outlet of the second heat exchanger tube, second communicating pipe of the inlet of the liquid outlet of first heat exchanger tube and the inlet of the second heat exchanger tube, the first communicating pipe of liquid outlet of the inlet and the second heat exchanger tube of first heat exchanger tube or the liquid outlet of the first heat exchanger tube and the second heat exchanger tube is equipped with circulating pump.Bridge earth source heat pump heat-exchange system of the invention in bridge pier by arranging the first heat exchanger tube and arranging in bridge floor the second heat exchanger tube, in winter underground heat can be used to heat ice-cold bridge floor, it can also be in summer by bridge floor heat transfer to stratum, bridge earth source heat pump heat-exchange system of the invention prevents bridge floor to freeze, while avoiding bridge floor and damaging because of thermal expansion.)

1. a kind of bridge earth source heat pump heat-exchange system, it is characterised in that: including bridge pier and bridge floor, first is equipped in the bridge pier Heat exchanger tube, the bridge floor is interior to be equipped with the second heat exchanger tube, and the inlet of first heat exchanger tube and the liquid outlet of the second heat exchanger tube connect Logical, the liquid outlet of first heat exchanger tube and the inlet of the second heat exchanger tube, the inlet of first heat exchanger tube are changed with second Second communicating pipe of the inlet of the first communicating pipe of the liquid outlet of heat pipe or the liquid outlet of the first heat exchanger tube and the second heat exchanger tube It is equipped with circulating pump.

2. bridge earth source heat pump heat-exchange system according to claim 1, it is characterised in that: the circulating pump is arranged described On first communicating pipe, first communicating pipe is equipped with water tank in the upstream of circulating pump.

3. bridge earth source heat pump heat-exchange system according to claim 1 or 2, it is characterised in that: the first heat exchanger tube snake Shape is arranged in the bridge pier.

4. bridge earth source heat pump heat-exchange system according to claim 3, it is characterised in that: the bridge pier includes steel reinforcement cage, The first heat exchanger tube binding is on the steel reinforcement cage.

5. bridge earth source heat pump heat-exchange system according to claim 4, it is characterised in that: the steel reinforcement cage is column knot Structure, first heat exchanger tube are arranged circumferentially on the steel reinforcement cage, and first heat exchanger tube includes that multiple tie up is located at the reinforcing bar Vertical section on cage and the horizontal segment being connected between two neighboring vertical section, the distance between two neighboring vertical section phase Deng.

6. bridge earth source heat pump heat-exchange system according to claim 1 or 2, it is characterised in that: the second heat exchanger tube snake Shape is arranged in the bridge floor.

7. bridge earth source heat pump heat-exchange system according to claim 1 or 2, it is characterised in that: first heat exchanger tube is PE pipe, second heat exchanger tube are coating steel pipe.

8. a kind of bridge earth source heat pump heat-exchange system construction method, it is characterised in that: the following steps are included:

S1: the internal bridge pier with the first heat exchanger tube of production；

S2: the internal bridge floor with the second heat exchanger tube of production；

The inlet of first heat exchanger tube: being connected to by S3 using the first communicating pipe with the liquid outlet of the second heat exchanger tube, is connected using second The liquid outlet of first heat exchanger tube is connected to by siphunculus with the inlet of the second heat exchanger tube；

S4: circulating pump and water tank are installed on the first communicating pipe.

9. bridge earth source heat pump heat-exchange system construction method according to claim 8, it is characterised in that: in step sl, By the binding of the first heat exchanger tube on steel reinforcement cage, make the serpentine-like arrangement of the first heat exchanger tube, arranges engineering template in steel reinforcement cage periphery, to Casting concrete in engineering template.

10. bridge earth source heat pump heat-exchange system construction method according to claim 8, it is characterised in that: in step s 2, The second heat exchanger tube, the second heat exchanger tube serpentine-like arrangement in bridge floor are arranged in bridge floor.

Technical field

The present invention relates to a kind of bridge earth source heat pump heat-exchange system and its construction methods.

Background technique

Currently, the antifreeze mode of highway bridge bridge floor have it is following several: one is utilized on bridge floor and spills salt or antifreeze pulvis It reduces " freezing point " temperature of bridge floor, the disadvantage is that infiltration frost heave causes concrete pavement fatigue rupture, causes upper layer drip The cracking of green pave-load layer, loose, pit slot etc., have seriously affected traffic safety and comfort.Two be utilized in bridge two sides and Insulating layer is arranged to improve the temperature of bridge floor, the disadvantage is that cannot be guaranteed that bridge deck temperature exists in strong wind microthermal climate in bridge bottom surface More than " freezing point ", however it remains traffic safety hidden danger；Third is that rain and snow temperature canopy water proof is installed on entire bridge floor, the disadvantage is that Installation is limited, increases security risk.

Hot summer, daytime, bridge floor plate temperature was up to 50 DEG C or more, and at night due to heat loss and temperature Cooling, bridge deck temperature can sharp fall.The constraint of floorings can be sent out due to the cyclic strain or stress that thermal expansion/contraction generates It opens up, floorings can be made to generate fatigue under long term, eventually lead to the lost of life, maintenance cost increases.

Summary of the invention

In order to solve the above-mentioned technical problems, the present invention provides a kind of bridge earth source heat pump heat-exchange system, bridge ground source It is antifreeze but also the problem of can solve bridge floor stress fatigue that heat pump heat exchanging system had not only been able to achieve bridge floor.The present invention also provides a kind of bridges Earth source heat pump heat-exchange system construction method.

The technical solution of bridge earth source heat pump heat-exchange system of the invention is:

Bridge earth source heat pump heat-exchange system includes bridge pier and bridge floor, is equipped with the first heat exchanger tube in the bridge pier, in the bridge floor Equipped with the second heat exchanger tube, the inlet of first heat exchanger tube is connected to the liquid outlet of the second heat exchanger tube, first heat exchanger tube Liquid outlet and the second heat exchanger tube inlet, the first of the liquid outlet of the inlet and the second heat exchanger tube of first heat exchanger tube Second communicating pipe of the inlet of the liquid outlet and the second heat exchanger tube of communicating pipe or the first heat exchanger tube is equipped with circulating pump.

As further improvement to above-mentioned technical proposal, the circulating pump was arranged on first communicating pipe, described First communicating pipe was equipped with water tank in the upstream of circulating pump.

As further improvement to above-mentioned technical proposal, first heat exchanger tube is snakelike to be arranged in the bridge pier.

As further improvement to above-mentioned technical proposal, the bridge pier includes steel reinforcement cage, the first heat exchanger tube binding On the steel reinforcement cage.

As further improvement to above-mentioned technical proposal, the steel reinforcement cage is column structure, the first heat exchanger tube week To being arranged on the steel reinforcement cage, first heat exchanger tube includes multiple vertical section and connection tied up and be located on the steel reinforcement cage Horizontal segment between two neighboring vertical section, the distance between two neighboring vertical section are equal.

As further improvement to above-mentioned technical proposal, second heat exchanger tube is snakelike to be arranged in the bridge floor.

As further improvement to above-mentioned technical proposal, first heat exchanger tube is PE pipe, and second heat exchanger tube is Coating steel pipe.

The technical solution of bridge earth source heat pump heat-exchange system construction method of the invention is:

A kind of bridge earth source heat pump heat-exchange system construction method the following steps are included:

S1: the internal bridge pier with the first heat exchanger tube of production；

S2: the internal bridge floor with the second heat exchanger tube of production；

The inlet of first heat exchanger tube: being connected to by S3 using the first communicating pipe with the liquid outlet of the second heat exchanger tube, is connected using second The liquid outlet of first heat exchanger tube is connected to by siphunculus with the inlet of the second heat exchanger tube.

S4: circulating pump and water tank are installed on the first communicating pipe.

As further improvement to above-mentioned technical proposal, in step sl, by the binding of the first heat exchanger tube on steel reinforcement cage, Make the serpentine-like arrangement of the first heat exchanger tube, arranges engineering template, the casting concrete into engineering template in steel reinforcement cage periphery.

As further improvement to above-mentioned technical proposal, in step s 2, the second heat exchanger tube is arranged in bridge floor, second Heat exchanger tube serpentine-like arrangement in bridge floor.

The present invention provides a kind of bridge earth source heat pump heat-exchange system and its construction methods to have compared with prior art Beneficial effect is:

Bridge earth source heat pump heat-exchange system of the invention in bridge pier by arranging the first heat exchanger tube and arranging in bridge floor second Underground heat can be used to heat ice-cold bridge floor by heat exchanger tube in winter, additionally it is possible to summer by bridge floor heat transfer extremely Stratum, bridge earth source heat pump heat-exchange system of the invention prevents bridge floor to freeze, while avoiding bridge floor and damaging because of thermal expansion.

In cold winter, underground heat heats the water in the first heat exchanger tube, under the action of circulating pump, in the first heat exchanger tube Water be recycled in the second heat exchanger tube, the higher water of temperature increases bridge deck temperature, simultaneously to temperature lower bridge floor heat transmitting The temperature of water in second heat exchanger tube declines, and is recycled in the first heat exchanger tube under the action of circulating pump, repeats the above steps, To realize the purpose of heating bridge floor, it is therefore prevented that bridge floor freezes, and increases travel safety.

During the broiling summer, temperature is higher under light illumination for bridge floor, water of the higher bridge floor of temperature into the second heat exchanger tube Carry out hot transmitting, the water in the second heat exchanger tube heated, the water in the second heat exchanger tube is recycled in bridge pier by circulating pump, temperature compared with The lower stratum heat transmitting of Gao Shuixiang temperature, the water temperature drop in the first heat exchanger tube are circulated to the under the action of circulating pump It in two heat exchanger tubes, repeats the above steps, to play the role of cooling down to bridge floor, prevent by bridge floor heat transfer into stratum Stop bridge floor thermal expansion, and then protects bridge floor.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of bridge earth source heat pump heat-exchange system of the invention；

Fig. 2 is the top view of the bridge floor of bridge earth source heat pump heat-exchange system of the invention；

Fig. 3 is the cross-section diagram of the bridge floor in bridge earth source heat pump heat-exchange system of the invention；

Fig. 4 is the cross-section diagram of the bridge pier in bridge earth source heat pump heat-exchange system of the invention；

In figure: 1- bridge pier；11- steel reinforcement cage；2- bent cap；3- bridge floor；The first heat exchanger tube of 4-；41- vertical section；42- horizontal segment；5- Two heat exchanger tubes；51- horizontal segment；52- linkage section；Second communicating pipe of 6-；First communicating pipe of 7-；8- circulating pump；9- water tank.

Specific embodiment

With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below Example is not intended to limit the scope of the invention for illustrating the present invention.

The specific embodiment of bridge earth source heat pump heat-exchange system of the invention, as shown in Figures 1 to 4, including bridge pier 1, position Bent cap 2 in 1 upside of bridge pier and the bridge floor 3 on the upside of bent cap 2.

Specifically, bridge pier 1 includes steel reinforcement cage 11 and the concrete being filled in inside and outside steel reinforcement cage 11.It is provided in bridge pier 1 First heat exchanger tube 4, the first heat exchanger tube 4, which is tied up, to be located on steel reinforcement cage 11.In the present embodiment, bridge pier 1 is column structure, corresponding, steel Muscle cage 11 is tubular structure.The steel reinforcement cage 11 of tubular includes 16 vertical bars, and 16 vertical bars are located on the same circle, and in circle Circumferential direction on be evenly arranged.A plurality of transverse bar is wound on the outer wall of 16 vertical bars.First heat exchanger tube 4 includes eight vertical sections 41 And it is connected to the horizontal segment 42 between two neighboring vertical section 41, eight vertical sections 41 are adjacent to arrangement with a vertical bar respectively, And extend to the upper and lower ends of vertical bar.Eight vertical sections 41 are arranged in the inside of steel reinforcement cage 11, and two neighboring vertical section 41 it Between angle it is identical.When bridge pier 1 makes, now then use engineering template by steel on steel reinforcement cage 11 binding of first heat exchanger tube 4 Muscle cage 11 is fixed, and concreting completes the production of bridge pier 1 in engineering template.The bridge pier 1 of production number, needs to guarantee, first changes The inlet and liquid outlet of heat pipe 4 extend upwardly to the upside of bridge pier 1.

Bridge floor 3 is concrete structure, is disposed with the second heat exchanger tube 5 in the bridge floor 3 of concrete, the second heat exchanger tube 5 is serpentine-like It is arranged in bridge floor 3.Preferably, the second heat exchanger tube 5 includes between multiple horizontal segments 51 and the two neighboring horizontal segment 51 of connection Linkage section 52, each horizontal segment 51 is parallel, and each linkage section 52 is parallel.A company in two neighboring linkage section 52 It connects in the upper end of horizontal segment 51, another is connected to the lower end of horizontal segment 51, so that the serpentine-like knot of entire second heat exchanger tube 5 Structure.

In the present embodiment, the liquid outlet of the inlet of the first heat exchanger tube 4 and the second heat exchanger tube 5 is connected by the first communicating pipe 7 It is logical.The liquid outlet of first heat exchanger tube 4 is with the inlet of the second heat exchanger tube 5 by being connected to the second communicating pipe 6.On first communicating pipe 7 Circulating pump 8 is installed, circulating pump 8 recycles in the first heat exchanger tube 4 and the second heat exchanger tube 5 for realizing liquid.For replenisher Loss of the body in cyclic process, the first communicating pipe 7 are equipped with water tank 9 in the upstream of circulating pump 8.

In the present embodiment, the first heat exchanger tube 4 is PE pipe, and specially HDPE pipe, the second heat exchanger tube 5 is coating steel pipe.It is horizontal The length of section 51 is 25 meters, and the length of linkage section 52 is 20 centimetres.The length of bridge pier 1 is 50 meters, and diameter is 1.8 meters.

The working principle of bridge earth source heat pump heat-exchange system of the invention are as follows: circulating pump 8 realize water the first heat exchanger tube 4 with And the second circulation between heat exchanger tube 5.In cold winter, underground heat heats the water in the first heat exchanger tube 4, in circulating pump 8 Under effect, the water in the first heat exchanger tube 4 is recycled in the second heat exchanger tube 5, and the higher water of temperature is passed to lower 3 heat of bridge floor of temperature It passs, increases 3 temperature of bridge floor, while the temperature decline of the water in the second heat exchanger tube 5, and be recycled under the action of circulating pump 8 It in first heat exchanger tube 4, repeats the above steps, to realize the purpose of heating bridge floor 3, it is therefore prevented that bridge floor 3 freezes, and increases driving Safety.

During the broiling summer, temperature is higher under light illumination for bridge floor 3, and the higher bridge floor 3 of temperature is into the second heat exchanger tube 5 Water carries out hot transmitting, and the water in the second heat exchanger tube 5 is heated, and the water in the second heat exchanger tube 5 is recycled in bridge pier 1 by circulating pump 8, Temperature is transmitted compared with the lower stratum heat of Gao Shuixiang temperature, the water temperature drop in the first heat exchanger tube 4, quilt under the action of circulating pump 8 It is recycled in the second heat exchanger tube 5, repeats the above steps, to play and be dropped to bridge floor 3 by 3 heat transfer of bridge floor into stratum The effect of temperature, it is therefore prevented that bridge floor 3 thermally expands, and then protects bridge floor 3.

The present invention provides a kind of bridge earth source heat pump heat-exchange systems to have the advantage that compared with the prior art

Bridge earth source heat pump heat-exchange system of the invention prevents bridge floor to freeze, while avoiding bridge floor and damaging because of thermal expansion.

The specific embodiment two of bridge earth source heat pump heat-exchange system of the invention, the tool with bridge earth source heat pump heat-exchange system It is in place of the difference of body embodiment one, the circulating pump in the present embodiment was arranged on the second communicating pipe, other and embodiment one It is identical, it repeats no more.

The specific embodiment of bridge earth source heat pump heat-exchange system construction method of the invention, comprising the following steps:

S1: the internal bridge pier with the first heat exchanger tube of production；

S2: the internal bridge floor with the second heat exchanger tube of production；

The inlet of first heat exchanger tube: being connected to by S3 using the first communicating pipe with the liquid outlet of the second heat exchanger tube, is connected using second The liquid outlet of first heat exchanger tube is connected to by siphunculus with the inlet of the second heat exchanger tube.

S4: circulating pump and water tank are installed on the first communicating pipe.

Further, in step sl, the binding of the first heat exchanger tube is made into the serpentine-like cloth of the first heat exchanger tube on steel reinforcement cage It sets, arranges engineering template, the casting concrete into engineering template in steel reinforcement cage periphery.

Further, in step s 2, the second heat exchanger tube, the second heat exchanger tube serpentine-like cloth in bridge floor are arranged in bridge floor It sets.

The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art For member, without departing from the technical principles of the invention, several improvement and replacement can also be made, these are improved and replacement Also it should be regarded as protection scope of the present invention.