CN1865826A - Heat exchange unit and heat exchanger using same - Google Patents
Heat exchange unit and heat exchanger using same Download PDFInfo
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- CN1865826A CN1865826A CN 200510072772 CN200510072772A CN1865826A CN 1865826 A CN1865826 A CN 1865826A CN 200510072772 CN200510072772 CN 200510072772 CN 200510072772 A CN200510072772 A CN 200510072772A CN 1865826 A CN1865826 A CN 1865826A
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Abstract
The invention relates to a heat exchange unit and a heat exchanger with simple structure, lower cost and the application for setting the capacity and efficiency according to the condition. Wherein, the heat exchange tubes (2, 4) are distanced to form a screw shape; when forming the heat exchange units (A, B), said units is the combination of alternated tubes (2, 4); and said units are connected via connecting tube (6) at the inner end of screw; the flow that flows into the unit (A) from the top cover (12) moves to the unit (B) at the center of unit (A) via the connecting tube, and via the unit (B) to be discharged from the top cover (14) of discharge side; in said process, the heat is recycled.
Description
Technical field
The present invention relates to latent heat or sensible heat reclaims with heat exchange unit and the heat exchanger that uses this heat exchange unit.
Background technology
Reclaim as latent heat or sensible heat and use heat exchanger, well-known have flange-cooled heat-exchange tube is formed the shape of S shape or many heat-exchange tubes perforations is arranged on structure in the air channel etc.But, in above-mentioned well-known example, have following problem, that is, the space that heat exchanger occupies is bigger, and in order to ensure efficient, need carry out according to the size in air channel etc. or the design of delivery temperature, and therefore, cost of manufacture improves.As the method that addresses this problem, open in flat 9 (1997)-No. 72679 Japan's publication communique, spy and to disclose the motion that heat-exchange tube is formed spiral helicine heat exchanger.
The invention of the disclosure is in order to dwindle the cylinder body volume of boiler etc., and the summary central portion of the water pipe of specific length is bent to U word shape, is fulcrum, water pipe is formed spiral helicine formation with the bend of this U word shape.But in this invention, for a water pipe is become U word shape in central bend, forms helical form, process pretty troublesomely, cost of manufacture is very high.Have following problem in addition, be about under the situation that spiral helicine water pipe forms multilayer, because this water pipe is overlapping, so efficient is low, wants to obtain under the situation of certain efficient, heat exchanger then forms maximization.
In addition, open the spiral heat exchanger that discloses cross flow in flat 9 (1997)-No. 126688 Japan's publication communique, spy.The invention of the disclosure is, can constitute simply and the easy spiral heat exchanger of assembling with a spot of part number in order to reach clearing apparatus, promptly, have spiral flow path and direction of principal axis stream, flowing into to a side of two passages and add hot fluid, flow into to the opposing party on the spiral heat exchanger of the cross flow that is heated fluid and have clearing apparatus, this clearing apparatus is removed by support component, rotating driving device and attachment and is constituted with bar-like member, and support component is being set at above the heat-conducting plate on the spiral helicine diametric(al); Rotating driving device rotates support component to positive and negative two directions; Attachment is removed with bar-like member and is moved suspension, sagging to spiral helicine direction of principal axis stream freely relative to support component.
But in this well-known invention, spiral flow path is formed by each concentric circles, and fluid flows from export-oriented center position or from center position outward direction helically, does not form the spy and opens disclosed so-called spiral in flat 9 (1997)-No. 72679.
In addition, because the spiral flow path of this invention is an individual layer, and the section of stream forms flat square, and therefore inhomogeneous at the flow velocity of stream inner fluid, efficient is low.
In addition, at Japanese publication communique, following formation is disclosed among No. 11 (1999)-248377, the Te Kaiping, promptly thin about using, be provided with irregular and the heat exchange fins of the length of plating or lamination fluoride resin film from the teeth outwards, heat transfer efficiency is high and do not produce the screw type plate-fin heat exchanger of leakage, the rope form hollow seal pad that is equivalent to the predetermined distance width is set on the discoid cover part of the direction of principal axis open end edge of sealed heat-dissipating sheet, utilize hydraulic pressure that the hollow part of this rope form hollow seal pad is expanded to diametric(al), it is sealed airtightly by the open end edge of clamping fin from the side.
But in this invention, heat exchange is the sheet metal with specific use with managing shape in the shape of a spiral, is not suitable for latent heat or sensible heat and reclaims usefulness.
In addition, at Japanese publication communique, following formation is disclosed in Te Kaiping 2003-510547 number, promptly, about votator, this votator has extension around shared central axis, form at least two spiral helicine thin slices of spiral helicine virtually parallel two streams, each stream has outlet or the inlet that forms each stream, be set at each stream the radial direction outside portion the radial direction outside the aperture and can be communicated with each stream and each inlet/outlet chamber between the aperture of radial direction inboard, central axis is by the inlet/outlet chamber in the aperture of radial direction inboard, and votator has extension around central axis, the centerbody that relative stream is closed.
But, though two parallel streams should inventing form helical forms, but this stream is identical with above-mentioned three well-known examples, and it is square and be intensive helical form, single layer structure to be flat section, therefore has complex structure, shape maximizes, cost of manufacture is high problem.
Summary of the invention
Problem of the present invention provides following latent heat or sensible heat and reclaims with heat exchange unit and the heat exchanger that utilizes this heat exchange unit, promptly simple in structure, heat exchanger effectiveness is high, by blocking can select according to equipment or condition free ground, size, the performance of design heat exchanger.
As the best mode that solves above-mentioned problem, invention described in the claim 1 is a kind of heat exchange unit, it is characterized in that, comprise two heat exchange unit element A and B, these two heat exchange unit element A and B separate certain compartment of terrain with heat-exchange tube to form helical form and form, and said elements A and B with respect to face when right angle orientation is seen, pipe is not just in time staggered to each other mutually with overlapping to be set up in parallel, said elements A and B are in the interior Zhou Duan and the outer circumference end of spiral, pipe is each other by the interconnective while, on the outer circumference end of the pipe of a side element A or B or interior Zhou Duan, form the fluid inflow entrance, on the outer circumference end of the pipe of the opposing party's element A or B or interior Zhou Duan, form the fluid flow export.
And, the described invention of claim 2 is a kind of heat exchanger, it is characterized in that, heat exchange unit comprises two heat exchange unit element A and B, these two heat exchange unit element A and B separate certain compartment of terrain with heat-exchange tube to form helical form and form, and said elements A and B with respect to face when right angle orientation is seen, pipe does not just in time stagger each other with overlapping and is set up in parallel, said elements A and B hold or outer circumference end spiral in interior week, pipe is each other by the interconnective while, on the outer circumference end of the pipe of a side element A or B or interior Zhou Duan, form the fluid inflow entrance, on the outer circumference end of the pipe of the opposing party's element A or B or interior Zhou Duan, form the fluid flow export, the formation of described heat exchanger is that the heat exchange unit that will constitute like this is provided with multilayer in housing (shell), simultaneously, go into the side top cover and fluid goes out the side top cover at the arranged outside fluid of this housing, the fluid inflow entrance of each element A and B is gone into the side top cover with fluid be connected, fluid flow export and fluid are gone out the side top cover be connected.
And the feature of the described invention of claim 3 is that the structure that the heat-exchange tube of the described heat exchange unit of claim 2 is connected constitutes.
And the feature of the described invention of claim 4 is, claim 1 or 2 or 3 described heat-exchange tubes spiral-shaped by comprising that circle, square, conical or leg-of-mutton polygon constitute.
And the described invention of claim 5 is a kind of heat exchanger, it is characterized in that, constitutes in the interconnective structure of central part by heat exchange unit element A and B being overlapped ground or forming mutual rightabout ground.
And the feature of the described invention of claim 6 is to use corrugated flexible hose or corrugated hose or single crest flexible pipe or half-wave peak flexible pipe in claim 1～5.
The feature of the described invention of claim 7 is to constitute the element A of the described heat exchange unit of claim 1～6 and the heat-exchange tube of B and form different diameters.
Heat exchange unit of the present invention and heat exchanger are, by fluid go into the side top cover, the fluid that flows in the fluid inflow entrance of the outer circumference end of the heat-exchange tube of the unit elements that constitutes a side is in heat-exchange tube, flow to the center position helically, in move to the central side of the heat-exchange tube of the opposing party's unit elements side in the heart, in heat-exchange tube, flow to the peripheral direction helically, arrive the outflow side top cover, to between this center position and the spiral helicine flow periods of peripheral direction, can be to for example exhaust of the flows outside of heat-exchange tube, reclaiming heat.Effect of the present invention with such feature is as follows.
1. unit elements A and B are, owing to not made up overlappingly by the heat-exchange tube of helically formation mutually, therefore, the part that hinders the exhaust flow that flows in for example managing is few, and is little to the pressure loss of exhaust.
2. therefore unit elements A and B make easily owing to simple in structure.
3. heat exchanger is owing to only be made of unit elements A and B, and is therefore simple in structure, makes easily, and cost of manufacture is low.
4. therefore heat exchanger can carry out the making that designs according to purposes owing to be that the quantity ground that can increase or reduce the unit in pipeline constitutes.
5. unit elements A and B are formed taper shape or conical and turbination, to its heat exchanger that makes up, use by being installed in for example narrow or thin air channel, can guarantee the heat-conducting area of necessity.
6. form different diameters by heat-exchange tube with unit elements A and B, in pipe, produce under the situation of gas-liquid conversion, if with the hydraulic fluid side be set at the path side, gas side is set at big footpath side, then can keep balance, compare with the situation of the heat-exchange tube that uses same diameter, loss can ease off the pressure.
Description of drawings
Fig. 1 is the front view of expression heat exchange unit of the present invention.
Fig. 2 is an A-A ' line cutaway view.
Fig. 3 is the front view of the heat exchange unit of the present invention that is connected with top cover.
Fig. 4 is the embodiment key diagram that heat exchanger of the present invention is installed in the discharge duct, carries out the latent heat recovery.
Fig. 5 is the front view of the heat exchange unit of expression embodiment 2.
Fig. 6 is the key diagram of the heat exchanger of embodiment 2.
Fig. 7 is the key diagram of the heat exchanger of embodiment 3.
Fig. 8 (A) is with the conglobate spiral helicine front view of single crest blown tubular.(B) with the conglobate spiral helicine side view of single crest blown tubular.
Fig. 9 (A) is the spiral helicine front view with single crest blown tubular squarely.(B) with the spiral helicine side view of single crest blown tubular squarely.
Figure 10 (A) is the spiral helicine front view with single crest blown tubular rectangularity.(B) with the spiral helicine side view of single crest blown tubular rectangularity.
Figure 11 (A) is the key diagram of corrugated flexible hose.(B) be the key diagram of corrugated hose.(C) be the key diagram of single crest flexible pipe.(D) be with the cross sectional illustration figure of half example of removing of the outside of single crest flexible pipe from both sides.
Figure 12 (A) is the front view with single crest blown tubular spiral helicine heat exchanger coning.(B) with the side view of single crest blown tubular spiral helicine heat exchanger coning.
Figure 13 (A) will form the front view of the heat exchange unit of multilayer to the top cover parallel connection.(B) be to form the side view of the heat exchange unit of multilayer to the top cover parallel connection.
Figure 14 (A) will form the front view of the heat exchange unit of multilayer to the top cover parallel connection.(B) be to form the side view of the heat exchange unit of multilayer to the top cover parallel connection.
Figure 15 (A) is the front view that the element A of adjacent cells and B is utilized the flange series connection at the center of spiral.(B) be the side view that the element A of adjacent cells and B is utilized the flange series connection at the center of spiral.
Figure 16 is the front view that different-diameter ground forms unit elements A and B.
Figure 17 is the front view of the heat exchange unit that is made of unit elements A that forms the S type and B.
The specific embodiment
Fig. 1 is the front view that the expression respective rights requires the heat exchange unit 1 of 1～3 described invention, Fig. 2 is an A-A ' line cutaway view, Fig. 3 is the front view of heat exchanger, and Fig. 4 is installed in heat exchanger of the present invention in the discharge duct, carries out the key diagram of the formation state that latent heat reclaims.
The 7th, module units element A and B, the square unit frame that keeps, 8, the 8a pipe fixed support of being set up, the central authorities that connect the relative edge of this unit frame 7, heat- exchange tube 2 and 4 is enclosed weekly with fixed band 9 (with reference to Fig. 4) to be separately fixed on fixed support 8, the 8a.
It is self-evident that above-mentioned heat exchange unit 1 can use separately, usually as a plurality of be set up in parallel the heat exchanger that in housing, constitutes by integrated, be installed in enterprising enforcement such as blast pipe and use.
Fig. 3, Fig. 4 are that expression is set up in parallel the heat exchanger that constitutes with a plurality of unit in this blast pipe, heat exchanger 10 is that five groups of unit 1 are set up in parallel in the open foursquare housing 11 of two ends 10a, the side of housing 11 with below expose pipe joint 3a that is connected with the fluid inflow entrance 3 of each unit 1 and the pipe joint 5a that is connected with fluid flow export 5, utilize inflow pipe 13, locking nut 13a that fluid is gone into side top cover 12 and be connected on this pipe joint 3a, utilize inflow pipe 15, locking nut 15a to be connected fluid and go out on the side top cover 14.Among the figure 16 is arranged on the viewing window in housing 11 outsides, can observe inside.The 17th, discharge duct.The housing of above-mentioned heat exchanger 10 is connected respectively by two ends 10a between this discharge duct 17.
In the above-described embodiment, the exhaust of high temperature is by flowing in discharge duct 17, this exhaust by between the spiral helicine heat- exchange tube 2,4 of unit elements A and B the time, applies heat to the fluids that flow in this heat- exchange tube 2,4 in heat exchanger 10, convection cell heats.
In the foregoing description 1, heat exchange unit 1 is all made by stainless steel, material be according to purposes in the scope that satisfies conditions such as corrosion resistance, hear resistance, impact resistance, can suitably use for example copper, titanium, titanium alloy, abros, super austenitic stainless steel, super duplex stainless steel and super ferritic stainless steel etc.
The profile of heat exchanger 1 is formed square helical form as square pipe 17 usefulness in present embodiment 1, the section of pipeline 17 is the circular next formation circle of situation.As the particular example of heat exchanger, also can consider triangle, pentagon, hexagon etc.
In present embodiment 2, also can one side arbitrarily the quantity of setup unit 1 simultaneously carry out the design of heat exchanger 10.In addition, use separately under the situation of element A and B, fluid is flowed into from the outer circumferential side of spiral, send to the outside from central division, fluid is flowed into from central division, send to the outside from peripheral part.
The combination of the heat exchange unit 1 of this shape can be continuously to extend longitudinally, and air channel a is under the situation of path, does one's utmost to suppress under the pressure loss in a of air channel, the situation that one side enlarges heat-conducting area effectively in one side.In addition, the pressure loss that flows into the fluid in the heat- exchange tube 2,4 also reduces, and helps to improve performance.
In the foregoing description 1～3, heat- exchange tube 2,4 uses straight tube, also can use the half-wave peak flexible pipe of the first half of removing single crest shown in the single crest flexible pipe shown in the corrugated hose shown in the corrugated flexible hose shown in Figure 11 (A), (B), (C), (D), enlarge heat-conducting area, also can use and utilize crest on fluid, to produce the flexible pipe of eddy current, the ground formation of raising heat exchanger effectiveness.
Fig. 8 (A), (B) are the embodiment of heat exchange unit that utilizes the circle of single crest flexible pipe, Fig. 9 forms square embodiment, Figure 10 (A), (B) form rectangular embodiment, Figure 12 (A), (B) makes up the element A of cone shape and the heat exchange unit 1 of B overlappingly, and external diameter, the one side that this mode is dwindled unit 1 in one side guaranteed under the situation of heat-conducting area effectively.
Figure 13 (A), (B) be the heat exchange unit 1 with circle be connected in parallel on and the top cover 12,14 that goes out on example, Figure 14 (A), (B) utilize the example of tube connector 6a with heat- exchange tube 2,4 series connection of a plurality of heat exchange units 1, Figure 15 (A), (B) are connected the element A of heat exchange unit and B on flange 3b, the 5b with fluid intake 3 and outlet 5 at the center of spiral, utilize flange 3b, 5b, can be with the example of heat exchange unit of series connection between the adjacent heat exchange unit 1, under the situation in the space that is not provided with above-mentioned top cover 12,14, the manner is effective.
Figure 16 forms unit elements A side path, the B side is formed big footpath, utilizes taper joint 6b to connect at central part, from the liquid of the element A side inflow of path when gasifying, recovery from the element B side direction unit 1 in big footpath outside.
Certainly, gas is flow backwards from the element B side in big footpath, reclaim with the element A side of liquid from path.
Figure 17 is that combination makes the heat- exchange tube 2,4 of unit elements A and B form the heat exchange unit of S types, though its in the shape of a spiral shape not, at composition element A and B, to carry out aspect the blocking be the embodiment that utilizes technology of the present invention.
In addition, in Fig. 8～Figure 17, be meant same works with same symbol illustrated among the embodiment 1～3, therefore, for fear of the explanation that repeats to have omitted symbol.
Heat exchange unit of the present invention and heat exchanger can utilize in following field.
1. the recovery of latent heat heat exchanger that carries out that produce from various device, the discarded exhaust.
2. the heat exchanger used of the liquid on the various machines and liquid or liquids and gases.
3. warm braw or cold wind heat exchanger.
Claims (7)
1. heat exchange unit, it is characterized in that, comprise two heat exchange unit element A and B, these two heat exchange unit element A and B separate certain compartment of terrain with heat-exchange tube to form helical form and form in same plane, and said elements A and B with respect to face when right angle orientation is seen, pipe does not just in time stagger each other with overlapping and is set up in parallel, said elements A and B hold or outer circumference end spiral in interior week, pipe is each other by the interconnective while, on the outer circumference end of the pipe of a side element A or B or interior Zhou Duan, form the fluid inflow entrance, on the outer circumference end of the pipe of the opposing party's element A or B or interior Zhou Duan, form the fluid flow export.
2. heat exchanger, it is characterized in that, heat exchange unit comprises two heat exchange unit element A and B, these two heat exchange unit element A and B separate certain compartment of terrain with heat-exchange tube to form helical form and form in same plane, and said elements A and B with respect to face when right angle orientation is seen, pipe does not just in time stagger each other with overlapping and is set up in parallel, said elements A and B hold or outer circumference end spiral in interior week, pipe is each other by the interconnective while, on the outer circumference end of the pipe of a side element A or B or interior Zhou Duan, form the fluid inflow entrance, on the outer circumference end of the pipe of the opposing party's element A or B or interior Zhou Duan, form the fluid flow export, the formation of described heat exchanger is that the heat exchange unit that will constitute like this is provided with multilayer in housing (shell), simultaneously, go into the side top cover and fluid goes out the side top cover at the arranged outside fluid of this housing, the fluid inflow entrance of each element A and B is gone into the side top cover with fluid be connected, fluid flow export and fluid are gone out the side top cover be connected.
3. as heat exchanger as described in the claim 2, it is characterized in that, constitute by the structure that the heat-exchange tube of heat exchange unit is connected.
4. as claim 1 or 2 or 3 its unit of described heat exchange and heat exchangers, it is characterized in that heat-exchange tube spiral-shaped by comprising that circle, square, conical or leg-of-mutton polygon constitute.
5. a heat exchanger is characterized in that, is overlapped or formed mutual rightabout ground by heat exchange unit element A that heat-exchange tube is formed the conical helix shape and B to constitute in the interconnective structure of central part.
6. as each described heat exchange unit and heat exchanger in the claim 1～5, it is characterized in that, use corrugated flexible hose or corrugated hose or single crest flexible pipe or single crest removed half half-wave peak flexible pipe.
7. as each described heat exchange unit and heat exchanger in the claim 1～6, it is characterized in that, constitute the element A of heat exchange unit and the heat-exchange tube of B and form different diameters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510072772 CN1865826A (en) | 2005-05-19 | 2005-05-19 | Heat exchange unit and heat exchanger using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510072772 CN1865826A (en) | 2005-05-19 | 2005-05-19 | Heat exchange unit and heat exchanger using same |
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| Publication Number | Publication Date |
|---|---|
| CN1865826A true CN1865826A (en) | 2006-11-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510072772 Pending CN1865826A (en) | 2005-05-19 | 2005-05-19 | Heat exchange unit and heat exchanger using same |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101782339A (en) * | 2010-03-09 | 2010-07-21 | 石家庄市石换换热环保有限公司 | Spiral coil heat exchange device |
| CN103123230A (en) * | 2011-11-17 | 2013-05-29 | 通用汽车环球科技运作有限责任公司 | Heat exchanger for a motor vehicle air conditioning system |
| CN103344065A (en) * | 2013-07-15 | 2013-10-09 | 江苏七政新能源有限公司 | N-type refrigerating evaporator |
| CN105466251A (en) * | 2015-03-03 | 2016-04-06 | 何六珠 | Modular tube sheet heat exchanger and heat exchange method thereof |
| CN106017146A (en) * | 2016-06-12 | 2016-10-12 | 洛阳文森科技有限公司 | High-temperature heat pump heat exchanger and process |
-
2005
- 2005-05-19 CN CN 200510072772 patent/CN1865826A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101782339A (en) * | 2010-03-09 | 2010-07-21 | 石家庄市石换换热环保有限公司 | Spiral coil heat exchange device |
| CN103123230A (en) * | 2011-11-17 | 2013-05-29 | 通用汽车环球科技运作有限责任公司 | Heat exchanger for a motor vehicle air conditioning system |
| CN103344065A (en) * | 2013-07-15 | 2013-10-09 | 江苏七政新能源有限公司 | N-type refrigerating evaporator |
| CN103344065B (en) * | 2013-07-15 | 2015-07-01 | 江苏七政新能源有限公司 | N-type refrigerating evaporator |
| CN105466251A (en) * | 2015-03-03 | 2016-04-06 | 何六珠 | Modular tube sheet heat exchanger and heat exchange method thereof |
| CN106017146A (en) * | 2016-06-12 | 2016-10-12 | 洛阳文森科技有限公司 | High-temperature heat pump heat exchanger and process |
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