CN203432410U - Integrated heat exchanger with multiple circulation loops - Google Patents
Integrated heat exchanger with multiple circulation loops Download PDFInfo
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- CN203432410U CN203432410U CN201320470500.2U CN201320470500U CN203432410U CN 203432410 U CN203432410 U CN 203432410U CN 201320470500 U CN201320470500 U CN 201320470500U CN 203432410 U CN203432410 U CN 203432410U
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Abstract
The utility model relates to an integrated heat exchanger with multiple circulation loops. The integrated heat exchanger consists of a primary channel tube, a secondary channel tube and a ternary channel tube from inside to outside, wherein the three channel tubes are coaxially sleeved; the primary channel tube is provided with a liquid inlet; a liquid outlet is arranged between every two adjacent channel tubes; a liquid outlet is arranged on the ternary channel tube; refrigerant gas tubes are distributed in a gap in the primary channel tube, a gap between the primary channel tube and the secondary channel tube, and a gap between the second channel tube and the ternary channel tube; each refrigerant gas tube is provided with an independent refrigerant circulation loop; an upper end socket and a lower end socket are respectively arranged at the both ends of a coaxially sleeved structure. The integrated heat exchanger provided by the utility model has the efficient heat exchange property due to the adoption of the multiple the circulation loops, so that the efficient hot water and heat supply heat exchange capacity is realized; with the adoption of the integrated heat exchanger with the multiple circulation loops, the heat exchange property is prevented from being reduced due to blocking of thin foreign matters or various types of sludge. Therefore, the integrated heat exchanger with the multiple circulation loops with high safety and efficiency is stable and economical in actual application.
Description
Technical field
The utility model relates to a kind of heat exchanger, specifically a kind of integrated heat exchanger of many closed circuits.
Background technology
The kind of heat exchanger has Double-wall-tube heat exchanger, brazed-plate heat exchanger, shell-and-tube exchanger, multi tube heat exchanger and sleeve type heat exchanger etc.In order to improve heat exchange performance, the shape of the inner and outer tubes of dual body is very important, provides the effect of the 2nd fluid and the 2nd fluid not even more important to the connector of outside leakage between outer tube and inner tube.But the integrated heat exchanger of existing heat exchanger and above-mentioned many closed circuits is technical obvious difference.Shell-and-tube exchanger is suitable for evaporimeter and the low condensed device of inflow temperature that pressure is low, and hot water and heating can not be provided.Because the foundry goods of body and connecting portion is assembled by bolt after sealing gasket is processed.The length of the vertical most refrigerant pipes that insert refrigerant pipe when high-temperature gas exchanges with temperature, hot water thermal is short, pressure rise, and connecting portion is easily blasted, and while using high temperature refrigerant, cannot use high-temperature water.Double-wall-tube heat exchanger stability is high, and structure and manufacture method to design, be only suitable for the heating of small sized product, and inapplicable large volume is subject to the restriction of refrigerant pipe length, and hot water can be provided.At present, brazed-plate heat exchanger application at most.But have fatal shortcoming, heat exchanger effectiveness is low, can not use separately, must just can raise the efficiency in conjunction with heat-exchangers of the plate type.In structure, the heat exchange spacing of refrigerant gas and water is too narrow, easily by small foreign body or various sludge blockage, and easy cleaning not, so obviously reduce through behind efficiency after a while.The obstruction of small foreign body etc. raises air pressure and hydraulic pressure simultaneously, and when damage heat exchanger, particularly low-temperature expansion freeze, slight obstruction also can cause bursting by freezing, and device interior part mixes with water, needs to change whole equipment, brings no small economic loss.
Utility model content
For heat exchanger of the prior art, can not provide that heating hot water, heat exchanger effectiveness are low, the easy weak point such as blocked, the technical problems to be solved in the utility model is to provide a kind of integrated heat exchanger that can simultaneously overcome many closed circuits of above-mentioned all kinds of heat exchanger defects.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
The utility model is a kind of integrated heat exchanger of many closed circuits, there are from inside to outside tube channel, secondary tube channel and three subchannel pipes one time, three tube channel coaxial packages, one time tube channel has liquid inlet, between adjacency channel pipe, be provided with liquid outlet, three subchannel pipes have liquid outlet; In gap in a tube channel, between tube channel and secondary tube channel and be distributed with refrigerant tracheae in the gap between secondary tube channel and three subchannel pipes, each refrigerant tracheae has refrigerant gas closed circuit alone; The two ends of coaxial package structure are respectively equipped with top end socket and bottom head.The refrigerant aspiration entrance of refrigerant tracheae is discharged branch pipe by refrigerant gas and is connected refrigerant gas discharge branched pipe; The refrigerant gas outlet side of each refrigerant tracheae through refrigerant aspiration enter branched pipe, refrigerant aspiration enters branch pipe to refrigerant gas and exports.
Described top end socket is identical with bottom head structure, all in its inside, be provided with the first～tri-concentric conduit, tube channel, secondary tube channel and three subchannel pipe both ends from inside to outside correspondence are installed in the first～tri-concentric conduit of top end socket and bottom head.
Described liquid inlet is located at tube channel bottom one time, and described liquid outlet comprises liquid outlet and secondary liquid outlet, and wherein a liquid outlet is located at tube channel top one time, and secondary liquid outlet is located at secondary tube channel bottom; Liquid outlet is located at three subchannel pipe tops.
Described refrigerant tracheae is spirality, between the pitch of the refrigerant tracheae in three fluid passages and secondary fluid passage, spirality deflection plate is installed.
Described deflection plate is at the differing heights subsection setup of refrigerant tracheae or be abound with in spiral altitude range.
Between the pitch of the refrigerant tracheae in a tube channel, deflection plate is also installed.
The length of three refrigerant tracheaes is identical, highly identical.
The utlity model has following beneficial effect and advantage:
1. the utility model adopts many closed circuits to carry out from the lower to the upper, from top to bottom, the process of water outlet from the lower to the upper forms a loop again, has the heat exchange performance that efficiency is high; Repeatedly heat exchange, makes it bring into play high performance hot water and heating heat-exchange capacity; While using cold water/refrigeration, go out, enter the comb structure of water contrary circulation in the other direction, make it have cold water/refrigeration, the function of hot water/heating heat exchange, has made up the defect of all kinds of heat exchangers in prior art.
2. in the utility model, each cooled coal gas length of tube is identical, according to the circle size of tube channel, the diameter of the copper pipe of dish circle is different, but regulate the distance between cooled coal gas pipe, make the copper pipe height of 3 stage dish circles identical, by this special construction, make gaseous coolant rationed, condensing liquid refrigerants is discharged same amount by each branched pipe, thereby prevents from reducing hot-swap feature.
3. electric welding machine welding is used at the position that connects each tube channel in the utility model, firm in structure, safety, sealing is strong, water-tight, because of the pitch of refrigerant tracheae wide, can prevent from reducing heat exchange performance because of small foreign body or various sludge blockage, prevent that the gas of retaining and helical structure and the disjoint paths bursting by freezing of liquid from making machine breakdown, provides safe high-quality, high efficiency integral type heat exchange.
4. the utility model same performance is higher than existing product, and water storage type and spiral composite structure, three heat exchange structures are integrally formed formula design, make it have stability, and hot and cold water while using without using other parts separately; In liquid (water) circulation, during cold water cooling from top to bottom, manifold configuration from the lower to the upper during heating, make to have the integrated heat exchanger of security and high efficiency many closed circuits, there is in actual applications stability and economy.
Accompanying drawing explanation
Fig. 1 is the structural representation of the integrated heat exchanger of the many closed circuits of the utility model;
Fig. 2 is the flow direction figure of the integrated heat exchanger of the many closed circuits of the utility model;
Fig. 3 is that the integrated heat exchanger of the many closed circuits of the utility model is put into the structural representation after deflection plate;
Fig. 4 is the engine body exterior structural representation of the integrated heat exchanger of the many closed circuits of the utility model;
Fig. 5 is the shell structure schematic diagram of the integrated heat exchanger of the many closed circuits of the utility model;
Fig. 6 is top end socket (or bottom head) structural representation of the integrated heat exchanger of the many closed circuits of the utility model;
Fig. 7 is top end socket (or bottom head) channel structure schematic diagram.
Wherein 150 is the outlet of refrigerant gas, 160 is refrigerant gas intake, 200 is the 3rd refrigerant tracheae, 210 is the second refrigerant tracheae, 230 is the first refrigerant tracheae, 250 is secondary liquid outlet, 260 is a liquid outlet, 360 is top end socket, 370 is bottom head, 500 is liquid inlet, 550 is liquid outlet, 560 is three fluid passages, 570 is secondary fluid passage, 580 is a fluid passage, 610 is three subchannel pipes, 620 is secondary tube channel, 630 is a tube channel, 650 enter branched pipe for refrigerant aspiration, 660 enter branch pipe for refrigerant aspiration, 680 is refrigerant gas discharge branched pipe, 690 is refrigerant gas discharge branch pipe, 700 is spirality fluid passage, 710 is the first conduit, 720 is the second conduit, 730 is the 3rd conduit, 740 is deflection plate, 800 is that heat exchanger body 810 is heat exchanger shell.
The specific embodiment
Below in conjunction with Figure of description, the utility model is further elaborated.
As shown in Figure 1, 2, the integrated heat exchanger of a kind of many closed circuits of the utility model, there are from inside to outside tube channel 630, secondary tube channel 620 and three subchannel pipes 610 one time, after three tube channel coaxial packages, top end socket 360 and bottom head 370 are installed respectively in two ends, form heat exchanger body 800, its external structure as shown in Figure 4; One time tube channel 630 has liquid inlet 500, between adjacency channel pipe, is provided with liquid outlet, and three subchannel pipes have liquid outlet 550; In gap in a tube channel, between tube channel and secondary tube channel and be distributed with refrigerant tracheae in the gap between secondary tube channel and three subchannel pipes and form dual pipe body structure, each refrigerant tracheae has refrigerant gas closed circuit alone; Said structure integral installation is in heat exchanger shell 810.
The refrigerant aspiration entrance 160 of each refrigerant tracheae is discharged branch pipe 690 by refrigerant gas and is connected refrigerant gas discharge branched pipe 680; The refrigerant gas outlet side of each refrigerant tracheae enters branched pipe 650, refrigerant aspiration through refrigerant aspiration and enters branch pipe 660 to refrigerant gas outlet 150; Above-mentioned " discharge " or " suction " are to name as main body with branch pipe, and refrigerant gas is flowed out and entered branch pipe " suction " by be made " discharge ", refrigerant air-flow by branch pipe.
Refrigerant tracheae is spirality, deflection plate 740 is installed between the pitch of the refrigerant tracheae in three fluid passages 560 and secondary fluid passage 570 and forms spirality fluid passage 700(as shown in Figure 3); Between the pitch of the refrigerant tracheae in a fluid passage 580, also deflection plate 740 can be installed.The present embodiment only arranges in three fluid passages 560 and secondary fluid passage 570.
Refrigerant tracheae in the present embodiment in one～tri-fluid passage 580,570,560 adopts copper pipe.Because the diameter of one～tri-subchannel pipe 630,620,610 is different, the spirality diameter of the first～tri-refrigerant tracheae 230,210,200 becoming with copper pipe disk is different, by adjusting pitch, makes the copper pipe height of 3 refrigerant tracheaes identical.
The object that deflection plate 740 is set is in order to extend the heat exchanger time of liquid and refrigerant, makes it fully carry out heat exchange.Deflection plate 740 is at the differing heights subsection setup of spirality refrigerant tracheae or be abound with in whole altitude range, adjusts in this way heat exchanger time.Deflection plate 740 is also spirality, spirals in different tube channel, between the pitch of spirality refrigerant tracheae.
As shown in Figure 6,7, top end socket 360 is identical with bottom head 370 structures, all in its inside, be provided with 710,720,730, tube channel 630 of the first～tri-concentric conduit, secondary tube channel 620 and three subchannel pipe 610 both ends corresponding being installed in the first～tri-concentric conduit 710,720,730 of top end socket and bottom head from inside to outside.
In order to obtain many-sided satisfied heat exchange performance, reduced volume, easy to use, according to the particularity of dual pipe body structure, the first refrigerant tracheae 230, the second refrigerant tracheae 210 and the 3rd refrigerant tracheae 200 are processed into the spirality of different pitch.Insert before heat exchanger shell 810 inside, the tube channel of having assembled with the order insertion of volume size on bottom head 370 is installed after refrigerant tracheae with length with the spacing of setting in tube channel outside separately.After the dish circle operation of the outside refrigerant tracheae of tube channel completes, passage inner tube can be not eccentric.
By top refrigerant gas, discharge branch pipe 690 and refrigerant gas discharge branched pipe 680, quantitative refrigerant gas is moved toward bottom from the top of each branched pipe.On the contrary, the path of liquid (water) is not simple circulation, is through three liquid (water) circulations with the heat exchange of refrigerant tracheae.That the gap of tube channel 630 and the first refrigerant tracheae 230 forms water storage type structure and carries out heat exchange for the first time, be for the second time at the liquid (water) of heat exchange for the first time the liquid outlet 260 by tube channel 630 tops in secondary tube channel 620, carry out heat exchange with the second refrigerant tracheae 210, liquid (water) is by the spirality fluid passage 700 of secondary liquid outlet 250 to three subchannel pipe 610 inner tubes, through the 3rd refrigerant tracheae 200, at three fluid passages 560, carry out heat exchange for the third time, the liquid (water) of discharging after operable heat exchange at liquid outlet 550.
The inner tube of the integrated heat exchanger of many closed circuits of above-mentioned utility model, refrigerant gas and liquid (water) through three high temperature carry out heat exchange, refrigerant gas and liquid (water) enter the inside of helical structure, with inside and outside refrigerant tracheae and the collision of middle inwall is mobile increases coefficient of friction, thereby improve heat-exchange capacity three times.
In the present embodiment, in the inside of top end socket 360 and bottom head 370, dig the groove of 1～3 subchannel pipe 630,620,610 pipe thicknesses, make each tube channel and 230,210,200 and 1～3 fluid passages 580,570,560 of 1st～3 refrigerant tracheaes maintain certain spacing.But, in the process of above-mentioned many closed circuits integrated heat exchanger body 800 and 360, the 370 inner combinations of upper and lower part end socket without electric welding or oxygen welding, the circular frame of 1～3 fluid passage 580,570,560 inserts upper and lower part end socket 360, in 370 inner conduits, in error range, nothing is mobile.After each above-mentioned parts installation, in heat exchanger shell 810, its structure as shown in Figure 5.Refrigerant gas discharge branched pipe 680, refrigerant aspiration are entered to branched pipe 650 and be welded on the first～3 refrigerant tracheae 230,210,200, and whether the nitrogen observation a period of time that is filled with setting pressure leaks.After leaking, upper and lower part end socket 360,370 and heat exchanger body weld with electric welding machine.
The course of work of the present utility model is as follows:
Liquid (water) is entered in a fluid passage 580 by the liquid inlet 500 of heat exchanger bottom, in a tube channel 630, carry out heat exchange for the first time with the first refrigerant tracheae 230, then by outside 260 to tube channel 630 of a liquid outlet, in secondary tube channel 620, the liquid (water) that heat exchange for the first time forms carries out heat exchange for the second time by secondary tube channel 620 tops to bottom and layer upon layer of the second refrigerant tracheae 210, through being located at the secondary liquid outlet 250 of secondary tube channel 620 bottoms, enter in three subchannel pipes 610, carry out heat exchange for the third time with the 3rd layer upon layer of refrigerant tracheae 200 again.Refrigerant tracheae through between spiral deflection plate 740 plate seams, moves forward into row heat exchange by the liquid after exchange for the first time, exchange for the second time from three subchannel pipe 610 bottoms to top, make it bring into play high performance hot water and heating heat-exchange capacity.While using cold water/refrigeration, go out, enter the comb structure of water contrary circulation in the other direction, make it have the function of cold water/hot water or cold water/heating heat exchange processed.
Liquid (water) carries out heat exchange to the 3rd refrigerant tracheae 200 from the first refrigerant tracheae 230.High temperature refrigerant gas is discharged branch pipe 690 at refrigerant gas and is formed contrary air-flow phenomenon three times by refrigerant gas discharge 680 to one～tri-fluid passages 580,570,560 of branched pipe and liquid (water).The resistance that the liquid that each stage stores in three fluid passages is totally subject to flow velocity or pressure is little, and when the first refrigerant tracheae 230 carries out heat exchange for the first time, a determining deviation in refrigerant tracheae dish circle gap plays sufficient heat exchange in a tube channel 630.In a tube channel 630, the first refrigerant tracheae 230 and the liquid (water) moving to top carry out heat exchange, by a liquid outlet 260, move to bottom again.The second refrigerant tracheae 210 forms secondary fluid passage 570 with the deflection plate of helical structure, reaches heat exchange action for the second time.Through the liquid (water) of exchange for the first time and for the second time, exchange be for the first time from bottom to top, exchange is for the second time from top to bottom rightabout endless form, prevents that heat from outwards discharging, reclaim as far as possible.Finally, in three fluid passages 560, spiral deflection plate 740 structures keep a determining deviation, and the 3rd refrigerant tracheae 200 of being located in deflection plate 740 pitch gaps forms with spirality.Round-robin method with the liquid (water) of one～tri-circulating refrigerant air circuit and upper and lower, upper process, may realize the highest heat exchanger effectiveness and heat exchange performance.
From refrigerant gas, discharge branch pipe 690 and discharge branched pipe 680 by refrigerant gas, to one～tri-subchannel pipe 610,620,630, discharge refrigerant gas quantitative, high temperature.Liquid (water) is passing through one～tri-fluid passage 580 stage by stage, 570,560 o'clock, be once from bottom to top, be for three times that a liquid outlet 260 by tube channel 630 tops carries out heat exchange to secondary fluid passage 570 bottoms at the liquid (water) of a heat exchange.After secondary liquid outlet 250, through the spirality fluid passage 700 of the 3rd refrigerant tracheae 200 and three fluid passages 560, in the process of liquid outlet 550 water outlets, play high performance heat exchange action.At this moment, each refrigerant tracheae is discharged branch pipe by cold media gas and is formed repeatedly loops more than three loops.
Claims (8)
1. the integrated heat exchanger of closed circuit more than a kind, it is characterized in that: there are from inside to outside a tube channel (630), secondary tube channel (620) and three subchannel pipes (610), three tube channel coaxial packages, a tube channel (630) has liquid inlet (500), between adjacency channel pipe, be provided with liquid outlet, three subchannel pipes have liquid outlet (550); In gap in a tube channel (630), between a tube channel (630) and secondary tube channel (620) and be distributed with refrigerant tracheae in the gap between secondary tube channel (620) and three subchannel pipes (610), each refrigerant tracheae has refrigerant gas closed circuit alone; The two ends of coaxial package structure are respectively equipped with top end socket (360) and bottom head (370).
2. by the integrated heat exchanger of many closed circuits claimed in claim 1, it is characterized in that: the refrigerant aspiration entrance (160) of each refrigerant tracheae is discharged branch pipe (690) by refrigerant gas and connected refrigerant gas discharge branched pipe (680); The refrigerant gas outlet side of each refrigerant tracheae enters branched pipe (650), refrigerant aspiration through refrigerant aspiration and enters branch pipe (660) to refrigerant gas outlet (150).
3. by the integrated heat exchanger of many closed circuits claimed in claim 1, it is characterized in that: described top end socket (360) is identical with bottom head (370) structure, all in its inside, be provided with the first～tri-concentric conduit (710,720,730), a tube channel (630), secondary tube channel (620) and three subchannel pipe (610) both ends are corresponding being installed in the first～tri-concentric conduit (710,720,730) of top end socket and bottom head from inside to outside.
4. by the integrated heat exchanger of many closed circuits claimed in claim 1, it is characterized in that: described liquid inlet (500) is located at a tube channel (630) bottom, described liquid outlet comprises a liquid outlet (260) and secondary liquid outlet (250), wherein a liquid outlet (260) is located at a tube channel (630) top, and secondary liquid outlet (250) is located at secondary tube channel (620) bottom; Liquid outlet (550) is located at three subchannel pipe (610) tops.
5. by the integrated heat exchanger of many closed circuits claimed in claim 1, it is characterized in that: described refrigerant tracheae is spirality, between the pitch of the refrigerant tracheae in three fluid passages (560) and secondary fluid passage (570), deflection plate (740) is installed.
6. by the integrated heat exchanger of many closed circuits claimed in claim 5, it is characterized in that: described deflection plate (740) is at spiral differing heights subsection setup or be abound with in spiral altitude range.
7. by the integrated heat exchanger of many closed circuits claimed in claim 1, it is characterized in that: deflection plate (740) is also installed between the pitch of the refrigerant tracheae in a tube channel (630).
8. by the integrated heat exchanger of closed circuit more than claim 1, it is characterized in that: the length of three refrigerant tracheaes is identical, highly identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320470500.2U CN203432410U (en) | 2013-08-02 | 2013-08-02 | Integrated heat exchanger with multiple circulation loops |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320470500.2U CN203432410U (en) | 2013-08-02 | 2013-08-02 | Integrated heat exchanger with multiple circulation loops |
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| Publication Number | Publication Date |
|---|---|
| CN203432410U true CN203432410U (en) | 2014-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320470500.2U Expired - Fee Related CN203432410U (en) | 2013-08-02 | 2013-08-02 | Integrated heat exchanger with multiple circulation loops |
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| Country | Link |
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| CN (1) | CN203432410U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103438735A (en) * | 2013-08-02 | 2013-12-11 | 刘圣烈 | Integrated heat exchanger adopting multiple circulation loops |
| CN106288925A (en) * | 2015-06-06 | 2017-01-04 | 刘福贵 | The connection method of concentric suit cylindrical wall end flange circular hole |
-
2013
- 2013-08-02 CN CN201320470500.2U patent/CN203432410U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103438735A (en) * | 2013-08-02 | 2013-12-11 | 刘圣烈 | Integrated heat exchanger adopting multiple circulation loops |
| CN106288925A (en) * | 2015-06-06 | 2017-01-04 | 刘福贵 | The connection method of concentric suit cylindrical wall end flange circular hole |
| CN106288925B (en) * | 2015-06-06 | 2018-05-22 | 刘福贵 | The connection method of concentric suit cylindrical wall end flange circular hole |
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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: 20140212 Termination date: 20140802 |
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| EXPY | Termination of patent right or utility model |