CN206514704U - A kind of heat pipe bundled tube cooling device - Google Patents
A kind of heat pipe bundled tube cooling device Download PDFInfo
- Publication number
- CN206514704U CN206514704U CN201621477563.0U CN201621477563U CN206514704U CN 206514704 U CN206514704 U CN 206514704U CN 201621477563 U CN201621477563 U CN 201621477563U CN 206514704 U CN206514704 U CN 206514704U
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- heat pipe
- heat
- tube bank
- cooling tower
- heat exchanger
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Abstract
The utility model provides a kind of heat pipe bundled tube cooling device, including heat pipe tube bank, fixed tube sheet and cooling tower, heat pipe tube bank two ends are fixed on fixed tube sheet, heat pipe tube bank is vertically installed in cooling tower, heat pipe tube bank is formed by some shape identical heat pipe close-packed arrays, one plate type heat exchanger of each heat pipe outer wrapping in heat pipe tube bank, the outer wall of heat pipe and the inwall of plate type heat exchanger are in close contact, and heat pipe tube bank end is located at the air inlet of cooling tower.The beneficial effects of the utility model are easy for installation, and simple in construction, floor space is small；The connected applications of heat pipe and plate type heat exchanger, strengthen the heat exchange rate of heat pipe, more quickly can distribute the heat of recirculated water；The height and floor space of cooling tower are reduced, construction cost reduces；The hot water that temperature is 40 degree is obtained changed from plate simultaneously in, this hot water can be used for preheating or the bathing pool hot water of boiler feed water.
Description
Technical field
The utility model belongs to cooling device field, more particularly, to a kind of heat pipe bundled tube cooling device.
Background technology
Heat pipe is a kind of heat transfer element with high-termal conductivity, it by Totally enclosed vacuum shell the evaporation of working medium with
Condense and pass for heat, with high thermal conductivity, good isothermal, cold and hot both sides heat transfer area can arbitrarily change, can
The series of advantages such as remotely transferring, temperature controllable.The circulating waters such as existing power plant, chemical plant, steel mill are used
Cooling tower.Cooling tower is that power plant produces mass transfer apparatus important in power generation process, and its effect is exchanged by caloic, by high temperature
The heat of water is spilt into air, and the temperature of recirculated water is reduced.Its cooling water is mixed in tower mainly by hot and cold two fluids and connect
Touch, it is poor by the partial pressure of water vapor between two strands of liquid, make the evaporation of hydrothermal solution body portion and itself cooling.
The composition of hyperbolic natural-draft cooling tower can be divided into tower structure and liquid distribution two large divisions.Tower structure bag
Cooling tower cistern, inclined strut (cooling tower air inlet) ventilator etc. are included, liquid distribution includes sparge pipe distribution channel, splash dress
Put, packing, dehydrater etc..
Cooling tower can intact work be generate electricity at full capacity and safe power generation necessary condition, only cooling tower has enough
Cooling effect, provide the vacuum that enough cooling waters just can guarantee that condenser, cooling water to the condenser of Turbo-generator Set
Temperature it is lower, equivalent steam institute work is bigger, and its effective rate of utilization is also just higher.Can cooling tower reach due efficiency
It is to generate electricity that coal, power saving can be saved, saves the energy, reduce an essential condition of cost of electricity-generating.Recirculated water is in cooling tower with biography
Heat and the two ways of evaporation make its temperature with by air heat exchange, conducting heat i.e. directly by the heat transfer of recirculated water to air
Rise, and it is, to air evaporation, to increase air themperature by recirculated water to evaporate, referred to as latent heat transfer mode.Due to air
Temperature rise and evaporation saturation pressure in cooling tower are increased and increased with temperature, and cooling tower outlet is the damp and hot sky of saturation
Gas, thus latent heat account for total amount of heat transmission share it is quite big.The cooling tower of the conventional humid-cool system generally used at present is in cooling
Substantial amounts of used heat is discharged into air by evaporating while recirculated water, this heat exchange mode causes a large amount of evaporated waters to lose.
The chilling temperature of recirculated water has a great impact to Business Economic Benefit, and the circulating water mode of cooling tower is increased in air
Discharge.Meanwhile, open cooling tower floor space is big, and is easily accessible debris, causes the obstruction of water pump.
The content of the invention
Problem to be solved in the utility model is to provide a kind of heat pipe bundled tube cooling device, is especially suitable for power plant, low temperature
The circulating water such as cogeneration and chemical plant.
In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of heat pipe bundled tube cooling device,
Including heat pipe tube bank, fixed tube sheet and cooling tower, heat pipe tube bank two ends are fixed on fixed tube sheet, and heat pipe tube bank is vertically installed at
In cooling tower, heat pipe tube bank is formed by some shape identical heat pipe close-packed arrays, each heat pipe outer wrapping in heat pipe tube bank
One plate type heat exchanger, the outer wall of heat pipe and the inwall of plate type heat exchanger are in close contact, and heat pipe tube bank end is located at cooling tower
Air inlet.
Wherein, plate type heat exchanger is spiral heat exchanger, the spiral shell per two neighboring spiral heat exchanger opposite site
The angle of rotation lift angle staggers so that the outer rim helix of each spiral heat exchanger has one during each spiral heat exchanger contact
Divide and be embedded in the helicla flute of adjacent spiral heat exchanger.The arrangement of heat pipe in heat pipe tube bank is shaped as equilateral triangle
Or square.Heat pipe arrangement mode in heat pipe tube bank is isometrical stringing or is reducing stringing.
Further, heat pipe bundled tube cooling device also includes blower fan, and assembling is on the top of cooling tower.
The utility model has the advantages and positive effects of：It is easy for installation due to using above-mentioned technical proposal, structure letter
Single, floor space is small；The connected applications of heat pipe and plate type heat exchanger, strengthen the heat exchange rate of heat pipe, can be more quick
The heat of recirculated water is distributed；The height and floor space of cooling tower are reduced, construction cost reduces；Simultaneously from plate is changed
The hot water that temperature is 40 degree is obtained, this hot water can be used for preheating or the bathing pool hot water of boiler feed water.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the isometrical arrangement schematic diagram of heat pipe of the present utility model；
Fig. 3 is heat pipe reducing arrangement schematic diagram of the present utility model；
Fig. 4 is the structural representation of spiral heat exchanger of the present utility model.
In figure：
1st, heat pipe 2, plate type heat exchanger
Embodiment
The utility model is further described with reference to the accompanying drawings and detailed description.
As shown in figure 1, the utility model provides a kind of heat pipe bundled tube cooling device, including heat pipe tube bank, fixed tube sheet
And cooling tower, heat pipe tube bank two ends are fixed on fixed tube sheet, and the periphery of heat pipe tube bank is fixed with some cranses, and heat pipe tube bank is perpendicular
Directly it is arranged in cooling tower, is circumferentially uniformly arranged along cooling tower inner circumferential, heat pipe tube bank is closely arranged by some shape identical heat pipes 1
Row are formed, each heat pipe 1 outer wrapping, one plate type heat exchanger 2 in heat pipe tube bank, outer wall and the plate type heat exchanger 2 of heat pipe 1
Inwall is in close contact, and heat pipe 1 can quickly pass to heat plate type heat exchanger 2, carries out abundant quick heat radiating, heat pipe tube bank end
End is located at the air inlet of cooling tower, and the heat in heat pipe tube bank has flowing wind to take away, meanwhile, it is provided with the top of cooling tower
Blower fan, can take the flowing wind in cooling tower away, while the heat flowed in wind is taken away.In addition, the circulation in cooling tower
When water flows through heat pipe tube bank, the heat pipe 1 in recirculated water and heat pipe tube bank is exchanged heat, during heat pipe 1 is evaporated condensation,
Plate type heat exchanger 2 by the heat transfer in recycle heat water to the outside of heat pipe 1 parcel, plate type heat exchanger 2 passes through convection current or spoke
Penetrate and transfer heat away from, realize the cooling heat exchange of recirculated water.
Wherein, plate type heat exchanger 2 is detachable plate type heat exchanger or spiral heat exchanger.As shown in figure 4, board-like
When heat exchanger is spiral heat exchanger, the angle of the lead angle per two neighboring spiral heat exchanger opposite site is wrong
Open so that during the contact of each spiral heat exchanger the outer rim helix of each spiral heat exchanger some be embedded in it is adjacent
In the helicla flute of spiral heat exchanger, property performance period point is contacted in helicla flute, so that in heat pipe bundle profile into pressure
Around circulation road, and then heat pipe tube bank and the contact area of cold air are increased, quickly conduct heat.
The arrangement of heat pipe 1 in heat pipe tube bank is shaped as equilateral triangle or square.Triangular arranged is compacter,
Recirculated water restrains outer less turbulence height in heat pipe, and individual heat transfer coefficient is big；Square arrangement is then managed outer easy to clean, it is adaptable to Yi Jie
The fluid of dirt.
The arrangement mode of heat pipe 1 in heat pipe tube bank is isometrical stringing or is reducing stringing.During 1 isometrical arrangement of heat pipe, such as Fig. 2
Shown, the heat transfer coefficient of each heat pipe 1 is identical, and the heat of transmission is identical；When the reducing of heat pipe 1 is arranged, as shown in figure 3, in fluid
During changes in flow rate, reduced pipe arrangement can reduce the amplitude of variation of heat transfer coefficient, with affected stabilization, the characteristics of operating flexibility is big.
When load is in a range of change or fluctuation, equipment still has preferable performance.Pipe is longer, point of flow in big tubule
It is more obvious with difference.When the flow if reduced, small velocity in pipes reduced rate is small, and big velocity in pipes reduced rate is big.It is different during flow-reduction
It is smaller that the pipe side mean heat transfer coefficient of footpath pipe arrangement reduces amplitude.The weighted average calculation of big tubule heat transfer coefficient shows, flow
After reduction, heat transfer coefficient in tubes has the rising of certain amplitude.
Wherein, when the exhaust steam of high temperature is restrained in cooling procedure by heat pipe, heat is conducted to heat pipe tube bank, high temperature is weary
Temperature drop after the tube bank of steam flow superheater tube, exhaust steam temperature after temperature drop forms recirculated waters at 40 DEG C or so, following now
Ring water can be used for the preheating to boiler feed water, can be used for the hot water of bathing pool；Meanwhile, heat energy is transmitted in the exhaust steam of high temperature
Heat pipe tube bank is given, the heat of acquisition is used for the heating of cold water by heat pipe tube bank, and such as boiler feed water is cold water, and this partial heat can be with
It is heated in advance, the time of boiler feed water heating can be so reduced, the energy can be saved.
The course of work of this example：When circulating water flow is restrained through heat pipe, due to the characteristic of itself of heat pipe 1, it is evaporated cold
Solidifying, by the heat transfer in recirculated water to plate type heat exchanger 2, plate type heat exchanger 2 transfers heat to cold by conduction or convection current
Air, carries out heat exchange, and the heat transfer in recirculated water is gone out, cooled by realization.Meanwhile, heat pipe tube bank will obtain heat
Can be used for water inlet heating, or water inlet pilot process heating, transfer heat into water, to water inlet preheat, such energy
Enough save the energy.
Heat pipe bundled tube cooling device is applied to the place that power plant, chemical plant etc. need to cool down recirculated water, can
With in cooling tower, or substitution cooling tower etc. open type cooling and the type of cooling of the air-cooled grade of coil pipe, save water
Electricity, civil engineering costs.
The utility model has the advantages and positive effects of：It is easy for installation due to using above-mentioned technical proposal, structure letter
Single, floor space is small；The connected applications of heat pipe and plate type heat exchanger, strengthen the heat exchange rate of heat pipe, can be more quick
The heat of recirculated water is distributed；The height and floor space of cooling tower are reduced, construction cost reduces；Simultaneously from plate is changed
The hot water that temperature is 40 degree is obtained, this hot water can be used for preheating or the bathing pool hot water of boiler feed water.
One embodiment of the present utility model is described in detail above, but the content is only of the present utility model
Preferred embodiment, it is impossible to be considered as being used to limit practical range of the present utility model.It is all to be made according to present utility model application scope
Equivalent change with improve etc., all should still belong within patent covering scope of the present utility model.
Claims (6)
1. a kind of heat pipe bundled tube cooling device, it is characterised in that：Including heat pipe tube bank, fixed tube sheet and cooling tower, the heat
Pipe tube bank two ends are fixed on the fixed tube sheet, and described heat pipe tube bank is vertically installed in described cooling tower, described
Heat pipe tube bank is formed by some shape identical heat pipe close-packed arrays, one plate of each heat pipe outer wrapping in the heat pipe tube bank
Formula heat exchanger, the described outer wall of heat pipe is in close contact with the inwall of described plate type heat exchanger, described heat pipe tube bank end
Positioned at the air inlet of the cooling tower.
2. heat pipe bundled tube cooling device according to claim 1, it is characterised in that：Described plate type heat exchanger is spiral
Plate type heat exchanger, the angle of the lead angle per two neighboring spiral heat exchanger opposite site staggers, and each spiral plate type is changed
During the contact of hot device the outer rim helix of each spiral heat exchanger some be embedded in the spiral shell of adjacent spiral heat exchanger
In spin slot.
3. heat pipe bundled tube cooling device according to claim 1 or 2, it is characterised in that：Heat in the heat pipe tube bank
The arrangement of pipe is shaped as equilateral triangle or square.
4. heat pipe bundled tube cooling device according to claim 3, it is characterised in that：Heat pipe in described heat pipe tube bank
Arrangement mode is isometrical stringing.
5. heat pipe bundled tube cooling device according to claim 3, it is characterised in that：Heat pipe in described heat pipe tube bank
Arrangement mode is reducing stringing.
6. heat pipe bundled tube cooling device according to claim 1, it is characterised in that：The heat pipe bundled tube cooling device
Also include blower fan, the assembling is on the top of the cooling tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621477563.0U CN206514704U (en) | 2016-12-30 | 2016-12-30 | A kind of heat pipe bundled tube cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621477563.0U CN206514704U (en) | 2016-12-30 | 2016-12-30 | A kind of heat pipe bundled tube cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206514704U true CN206514704U (en) | 2017-09-22 |
Family
ID=59864104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621477563.0U Active CN206514704U (en) | 2016-12-30 | 2016-12-30 | A kind of heat pipe bundled tube cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206514704U (en) |
-
2016
- 2016-12-30 CN CN201621477563.0U patent/CN206514704U/en active Active
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