CN204830591U - Integral type header divides liquid condenser - Google Patents
Integral type header divides liquid condenser Download PDFInfo
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- CN204830591U CN204830591U CN201520421889.0U CN201520421889U CN204830591U CN 204830591 U CN204830591 U CN 204830591U CN 201520421889 U CN201520421889 U CN 201520421889U CN 204830591 U CN204830591 U CN 204830591U
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Abstract
The utility model discloses an integral type header divides liquid condenser, including first header, second header and heat exchange tube, in the installation set up the baffle in the header of import pipe set up vapour and liquid separator in first header and the second header, in the export pipeline section of heat exchange tube stretches into the cavity of header, and export the tip downwarping of pipeline section, perhaps the export pipeline section of heat exchange tube stretches into in the cavity of header, a bevel connection is cut sth. Askew into at the beginning downwards from the diameter to the export pipeline section of heat exchange tube. The utility model discloses an useful technological effect is: improve the heat transfer flow performance of condenser, effectively promote the homogeneity that working medium is distributed, reduce the flow resistance by a wide margin and maintain high -efficient heat transfer, prevent that the condensate from carring over the header out of to improve the both ends header by a wide margin and divide the liquid effect, can maintain intraductal high -efficient heat transfer flow state under the condition of condenser afterbody and lower cross -section flow, improve and congeal principle enhanced heat transfer's effect based on dividing the liquid cooling.
Description
[technical field]
The utility model relates to condenser field, especially a kind of integral type header separatory condenser.
[background technology]
The condenser of existing application separatory technology is all be only limitted to single heat exchanger tube, instead of the separatory condenser of multitube row.Existing separatory condenser is all adopt single tube row structure, heat exchange tube diameter is conventional yardstick, do not consider minute yardstick caliber heat exchanger tube (microchannel), simultaneously because the header of routine and heat exchanger tube end structure also exist exchange capability of heat limitation large (single tube row), liquid refrigerant can not, according to problems such as the reasonable separatory of operating mode (perforate cross section is fixed), make the effect of separatory technology and condenser range of application be subject to great constraint with gas-phase working medium drag-out large (conventional header and heat exchanger tube end structure) and gas-liquid separator.And at present separatory condenser did not occur that (so-called integral type header structure was exactly that the parallel connection of multiple row heat exchanger tube enters same header for integral type header structure that multitube row shares, make the structure of fluid chemical field), and existing header (pipe inserting surface is arc) is unfavorable for that the effect that the processing of multiple row condenser and liquidproof are taken out of by gas is poor.In addition, multiple row air-cooled type micro-channel condenser is due to the inhomogeneities of front and back pipe row heat exchange, and the Flow-induced vibration between the subsequent condensation process pipe caused row worsens.
[utility model content]
The purpose of this utility model is the deficiency existed for the above prior art, provides a kind of integral type header separatory condenser improving the flow and heat transfer performance of follow-up tube side.
To achieve these goals, the utility model is achieved in that integral type header separatory condenser, comprise the first header, the second header and heat exchanger tube, some described heat exchanger tubes are arranged between described first header and the second header, the inner chamber of described heat exchanger tube and the inner space of described first header and the second header, described first header or the second header install inlet tube and outlet, dividing plate is set in the header installing described inlet tube, gas-liquid separator is set in described first header and the second header; The outlet pipe section of described heat exchanger tube stretches in the cavity in described first header or the second header; The outlet pipe section of described heat exchanger tube stretches in the cavity of described first header or the second header, and the end of outlet pipe section is bent downwardly; Or the outlet pipe section of described heat exchanger tube stretches in the cavity of described first header or the second header, the outlet pipe section of described heat exchanger tube is mitered into an angle downwards from diameter place.
The end that described heat exchanger tube inserts the outlet pipe section of header inside is bent downwardly an angle formation elbow.
In header, the wall relative with outlet pipe section with the import pipeline section of heat exchanger tube installs some fins, described fin is that the mode tilted upward is arranged on the sidewall of header, the fin top of adjacent is provided with opening, and for drainage, the fin root of adjacent has suitable breach.
Described gas-liquid separator can be automatically regulate gas-liquid separator, automatically regulates gas-liquid separator to be made up of discharge opeing baffle plate, flexible springs, support dividing plate, logical liquid aperture and the sheet metal that forms the interior inclined-plane of central authorities and taper port.Between discharge opeing baffle plate and support dividing plate, flexible springs is installed, makes discharge opeing baffle plate have the elastic force upwards sealing taper port; Support dividing plate is arranged some logical liquid apertures; Support dividing plate and sheet metal and the seamless link of header inner surface.
When heat exchanger tube adopts the arrangement of wrong parallelism and antithesis number to put, front two rows heat exchanger tube is connected with Y shape three-way elbow, and the convergence tube Shen of Y shape three-way elbow enters in header to form import pipeline section or outlet pipe section.
When heat exchanger tube adopts the arrangement of wrong row's odd number to put, before and after from air inlet side, the dual-purpose Y shape three-way elbow of heat exchanger tube two connects, until remaining last row's odd number pipe row separately in a row.
Described heat exchanger tube cross sectional shape can be rectangle, triangle, trapezoidal, and inner surface can be the heat exchanger tube on smooth surface or micro-wing surface.
The utility model solves the inhomogeneities of multiple row air-cooled type micro-channel condenser due to front and back pipe row heat exchange, the problem that Flow-induced vibration between the subsequent condensation process pipe row caused worsens, effectively maintains the high efficient heat exchanging fluidised form of the mist flow in heat exchanger tube to annular flow simultaneously.By integral type header structure, (integral type header structure is exactly that the parallel connection of multiple row heat exchanger tube enters same header, make the structure of fluid chemical field) and coordinate optimum heat exchanger tube to insert header length, the two-phase fluid that same flow process multitube is arranged enters header and mixes, and change the end structure of header middle outlet pipe row and at header inwall, shutter blocking solution fin be installed, prevent the drop in header from being taken out of header by high velocity air, effectively improve separatory effect, thus improve flowing and the heat exchange property of follow-up tube side.
Compared with prior art, Advantageous Effects of the present utility model is: avoid traditional multiple row condenser respectively to arrange fixing and pipeline welding between independent header, simplify production technology; Improve the mobile performance of condenser, improve the working medium distributing uniformity of many row's condensers, significantly reduce flow resistance and maintain high efficient heat exchanging; Simplify the structure of multiple row condenser, less consumptive material, be convenient to processing; Header internal face installs shutter blocking solution fin, outlet adopts the technique of import (micro-channel tubes) or outlet entrance point gap (conventional pipe) down down, effectively prevent liquid working substance from taking header out of with gaseous state, significantly improve two ends header separatory effect; Heat exchanger tube comprises thin channel and microchannel: thin channel and microchannel condensation have the high efficient heat exchanging region more wide than conventional yardstick (dh > 3mm), high efficient heat exchanging fluidised form (mist flow and annular flow) can be maintained under the condition of lower mass dryness fraction and lower cross section flow, improve the effect based on separatory condensation principle augmentation of heat transfer, automatic adaptation condition regulates a point liquid measure, has widened the applicable working condition scope of separatory condenser.
[accompanying drawing explanation]
Fig. 1 is the overall structure schematic diagram of the utility model integral type header separatory condenser;
Fig. 2 is the utility model heat exchanger tube in-line arrangement structural representation;
Fig. 3 is the utility model heat exchanger tube mistake row structural representation;
Fig. 4 is the A-A sectional view of the utility model integral type header separatory condenser embodiment 1;
Fig. 5 is the partial sectional view of the utility model integral type header separatory condenser embodiment 1;
Fig. 6 is the utility model integral type header separatory condenser embodiment 2 pipe row structure chart;
Fig. 7 is the A-A sectional view of the utility model integral type header separatory condenser embodiment 2;
Fig. 8 is the partial sectional view of the utility model integral type header separatory condenser embodiment 2;
Fig. 9 is the A-A portion sectional view of the utility model integral type header separatory condenser embodiment 3;
Figure 10 is the partial sectional view of the utility model integral type header separatory condenser embodiment 3;
Figure 11 is the B-B sectional view of the utility model integral type header separatory condenser embodiment 3;
Figure 12 is the A-A portion sectional view of the utility model integral type header separatory condenser embodiment 4;
Figure 13 is the partial sectional view of the utility model integral type header separatory condenser embodiment 4;
Figure 14 is the B-B sectional view of the utility model integral type header separatory condenser embodiment 4.
[detailed description of the invention]
Below in conjunction with the drawings and specific embodiments, explanation is described in detail to the utility model.
Integral type header separatory condenser, as Figure 1-5, comprise the first header 41, second header 42 and heat exchanger tube 3, some described heat exchanger tube 3 parallel arrangements are between described first header 41 and the second header 42, the inner chamber of described heat exchanger tube 3 and described first header 41 and the second header 42 inner space, described first header 41 or the second header 42 install inlet tube 1 and outlet 2, in the header (first header 41 or the second header 42) installing described inlet tube 1, dividing plate 5 is set, in described first header 41 and the second header 42, gas-liquid separator 6 is set, the outlet pipe section 8 (medium flow export place) of described heat exchanger tube 3 stretches in the cavity of described first header 41 or the second header 42, and the end of outlet pipe section is bent downwardly (when placement erect by integral type header separatory condenser).It is Thermal Performance of Micro Channels pipe (as microchannel aluminium flat conduit etc.) that described heat exchanger tube 3 adopts, and the end that described heat exchanger tube 3 inserts the inner outlet pipe section of header (first header 41 or the second header 42) is bent downwardly an angle formation elbow 12.Angle can be arbitrarily angled with between 0 °-90 °.Preferably, bending angle is 60 ° or 90 °, and this structure makes gas-phase working medium enter heat exchanger tube 3 from the bottom up, and liquid phase working fluid is due to the arbitrarily angled heat exchanger tube 3 that all cannot enter of motion from top to bottom, and fall under gravity above dividing plate 5, thus effectively " blocking solution exhaust ".When the working medium that is condensed enters heat exchanger tube 3, first have afflux and have uniform distribution effect, wherein totally enclosed dividing plate 5 is arranged in the inlet header (installing the header of inlet tube 1 and outlet 2) between the first tube side and the second tube side.After each tube side condensation, two-phase fluid is pooled in the first header 41 or the second header 42, due to the Action of Gravity Field of self, liquid down will collect and down drain through gas-liquid separator 6, gas then continues condensation by the heat exchanger tube 3 of next tube side, and last two-phase fluid or neat liquid flow out from outlet 2.
As shown in Figure 2-5, described heat exchanger tube 3 is for can suppress multi-channel flat pipe (dh < 3mm), and the pipe row of some described compacting multi-channel flat pipe compositions directly can do in-line arrangement (shown in Fig. 2) arrangement or wrong row (shown in Fig. 3) arrangement according to existing technological standards.The row of the import pipeline section 7 of many rows heat exchanger tube 3 and the outlet pipe section 8 of many row's heat exchanger tubes 3 can be 2 rows or is greater than any pipe row of 2 rows, and enter in header import pipeline section 7 number from outlet pipe section 8 row can identical also can be different, header (first header 41 or the second header 42) is connected side side with described heat exchanger tube 3 is smooth flat 9.The cross section of header (first header 41 or the second header 42) can be semicircle, rectangle, trapezoidal and other various shapes with minimum one-sided plane.In header (first header 41 or the second header 42), the wall relative with outlet pipe section 8 with the import pipeline section 7 of heat exchanger tube 3 installs some fins 15, described fin 15 is arranged for the mode tilted upward on the sidewall of header, fin 15 top of adjacent is provided with opening, for drainage, fin 15 root of adjacent has suitable breach 16.Outlet pipe section 8 is " blocking solution exhaust " structure in header inside.In header, gas-liquid separator 6 is installed, described gas-liquid separator 6 can be automatically regulate gas-liquid separator, automatically regulates gas-liquid separator to be made up of discharge opeing baffle plate 10, flexible springs 11, support dividing plate 12, logical liquid aperture 13 and the sheet metal 14 that forms the interior inclined-plane of central authorities and taper port.Flexible springs 11 is installed between discharge opeing baffle plate 10 and support dividing plate 12, makes discharge opeing baffle plate 10 have the elastic force upwards sealing taper port; Support dividing plate 12 is arranged some logical liquid apertures 13, described logical liquid aperture 13 aperture is between 0.5-5mm.Support dividing plate 12 and sheet metal 14 and header inner surface be seamless applying/seam, discharge opeing baffle plate 10 can be controlled to move up and down by coil tension spring 11, the upper and lower pressure differential size of the gas-liquid separator that causes of flowing fast in the liquid liquid size produced according to the changes in flow rate of two-phase working substance and various flows buret controls the aperture of tapered channel and closed automatically, then condensate liquid is down drained by support aperture 13 groups, sheet metal 14 forms a concave surface tilted to central authorities on the top of gas-liquid separator, be conducive to gas-liquid separator discharge opeing baffle plate 10 surrounding to form fluid-tight and prevent condensate liquid from producing hydrops on gas-liquid separator top.
As shown in figs 6-8, it is conventional caliber pipe (dh >=3mm) that described heat exchanger tube 3 can adopt, when some heat exchanger tubes 3 form pipe row, and when pressing in-line arrangement layout, all heat exchanger tubes 3 directly connect header (first header 41 or the second header 42).Insert the port closed of the outlet pipe section 8 of header inside and from diameter place, be mitered into an angle 20 downwards, this structure angle side along header axially downwards, what this structure made liquid phase move from top to bottom with gas phase equally arbitrarily angledly all cannot enter heat exchanger tube 3, effectively prevents liquid from being taken out of header (first header 41 or the second header 42).
As shown in figs. 9-11, it is conventional caliber pipe (dh >=3mm) that heat exchanger tube 3 adopts, when heat exchanger tube adopts wrong row's even rows 23 to arrange, front two rows heat exchanger tube is connected with Y shape three-way elbow 22, the convergence tube Shen of Y shape three-way elbow 22 enters in header to form import pipeline section 7 or outlet pipe section 8, use Y type elbow to connect wrong row's arrangement pipe can effectively prevent from apart from too small because mistake row arranges the longitudinal mixing tube caused gas-liquid separator 6 cannot be installed and flow out thus separatory poor effect from heat exchanger tube due to tube side least significant end heat exchanger tube and the too small liquid caused of liquid distributing device vertical range.Adopt the convergence tube of Y shape three-way elbow 22 to connect header (first header 41 or the second header 42), effectively can simplify the structure of Header portions.
As shown in figs. 12-14, it is conventional caliber pipe (dh >=3mm) that heat exchanger tube 3 adopts, when heat exchanger tube adopts wrong row's odd number row 23 to arrange, before and after from air inlet side, the dual-purpose Y shape three-way elbow 22 of heat exchanger tube two connects, until remaining last row's odd number pipe row 24 separately in a row.Adopt this to connect to arrange the even property of mass flow discrepancy can improved the difference due to different pipe row exchange capability of heat and cause.The pipe row connected by Y shape three-way elbow 22, is connected with header with the convergence tube of Y shape three-way elbow 22.Independent one-tenth comb is arranged 24 and is directly connected header by extending pipeline section 25.
The above various cast and pipe are arranged the integral type header separatory condenser put, and when pipe row is n, its basic indivisible unit heat exchanger tube 26 quantity should be n.
Condenser of the present utility model be operationally import at upper outlet in lower vertical placement.For clearer explanation, set forth in working fluid condenses process role mechanism with multiple row separatory condenser below.
After gas-phase working medium enters condenser from inlet tube 1, first slow down at inlet header place and be evenly distributed to the multiple row heat exchanger tube 3 of the first tube side, after a tube side condensing heat-exchange, two-phase working substance in many rows heat exchanger tube 3 imports formula header simultaneously, now there is such process in header 4: due to the otherness of exchange capability of heat between Multi-row-tube, after a tube side heat exchange, the mass dryness fraction of condensation working medium when often row heat exchanger tube exports is all different, when importing header, different mass dryness fraction working medium will fully mix, working medium imports header from heat exchanger tube 3, flow velocity will obviously decline, the liquid refrigerant carried secretly in air-flow is due to Action of Gravity Field, part drops on gas-liquid separator, major part clash into the relative header inwall of heat exchanger tube and catch by shutter blocking solution fin 15 and collect toward dividing plate, few partial drop is also had to do random motion in header cavity.In addition two-phase working substance moves after flowing to header from top to bottom, due to the opening heat exchange tube structure down that heat exchanger tube is special, effectively reduces because wall sputters the liquid being taken out of header by air-flow.By gravity and upper lower clapboard upper and lower side differential pressure action, the condensate liquid collected down is drained from aperture by porous gas-liquid separator, and simultaneously gas-phase working medium is through the mixing of header and reallocation, enters next tube side multiple row heat exchanger tube 3 equably.Rear tube journey repeats said process, and finally all gas/liquid phase working medium is collected from outlet 2 and derives.
More than describe preferred embodiment of the present utility model in detail, should be appreciated that the ordinary skill of this area just can make many modifications and variations according to design of the present utility model without the need to creative work.Therefore, all technical staff in the art according to the utility model design on prior art basis by logic analysis, reasoning or according to the available technical scheme of limited experiment, all should by among the determined protection domain of these claims.
Claims (6)
1. integral type header separatory condenser, comprise the first header, the second header and heat exchanger tube, it is characterized in that, some described heat exchanger tubes are arranged between described first header and the second header, the inner chamber of described heat exchanger tube and described first header and the second header inner space, described first header or the second header install inlet tube and outlet, dividing plate is set in the header installing described inlet tube, gas-liquid separator is set in described first header and the second header; The outlet pipe section of described heat exchanger tube stretches in the cavity in described first header or the second header; The outlet pipe section of described heat exchanger tube stretches in the cavity of described first header or the second header, and the end of outlet pipe section is bent downwardly; Or the outlet pipe section of described heat exchanger tube stretches in the cavity of described first header or the second header, the outlet pipe section of described heat exchanger tube is mitered into an angle downwards from diameter place.
2. according to integral type header separatory condenser according to claim 1, it is characterized in that, the end that described heat exchanger tube inserts the outlet pipe section of header inside is bent downwardly an angle formation elbow.
3. according to integral type header separatory condenser according to claim 1, it is characterized in that, in header, the wall relative with outlet pipe section with the import pipeline section of heat exchanger tube installs some fins, described fin is that the mode tilted upward is arranged on the sidewall of header, the fin top of adjacent is provided with opening, for drainage, the fin root of adjacent has suitable breach.
4. according to integral type header separatory condenser according to claim 1, it is characterized in that, described gas-liquid separator automatically regulates gas-liquid separator, and described automatic adjustment gas-liquid separator is made up of discharge opeing baffle plate, flexible springs, support dividing plate, logical liquid aperture and the sheet metal that forms the interior inclined-plane of central authorities and taper port; Between discharge opeing baffle plate and support dividing plate, flexible springs is installed, makes discharge opeing baffle plate have the elastic force upwards sealing taper port; Support dividing plate is arranged some logical liquid apertures; Support dividing plate and sheet metal and the seamless link of header inner surface.
5. according to integral type header separatory condenser according to claim 1, it is characterized in that, when heat exchanger tube adopts the arrangement of wrong parallelism and antithesis number to put, front two rows heat exchanger tube is connected with Y shape three-way elbow, and the convergence tube Shen of Y shape three-way elbow enters in header to form import pipeline section or outlet pipe section.
6. according to integral type header separatory condenser according to claim 1, it is characterized in that, when heat exchanger tube adopts the arrangement of wrong row's odd number to put, before and after from air inlet side, the dual-purpose Y shape three-way elbow of heat exchanger tube two connects, until remaining last row's odd number pipe row separately in a row.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105157441A (en) * | 2015-06-17 | 2015-12-16 | 广东工业大学 | Multi-tube-row integrated header automatic adjusting dispensing condenser |
| CN107606825A (en) * | 2016-07-12 | 2018-01-19 | 株式会社京滨冷暖科技 | Condenser |
| CN108106449A (en) * | 2017-12-15 | 2018-06-01 | 神华集团有限责任公司 | Air-cooling island cooling device and method |
| CN108286803A (en) * | 2018-04-09 | 2018-07-17 | 广东工业大学 | A kind of condensation heating device |
| CN109154460A (en) * | 2016-05-23 | 2019-01-04 | 三菱电机株式会社 | Distributor, laminated type collector, heat exchanger and air-conditioning device |
| CN109282537A (en) * | 2016-06-06 | 2019-01-29 | 珠海格力电器股份有限公司 | Heat exchanger and air conditioner |
| CN109458853A (en) * | 2018-11-08 | 2019-03-12 | 北京交通大学 | A kind of condensing heat exchanger with U-shaped vapor-liquid separating structure |
| CN111801542A (en) * | 2018-03-07 | 2020-10-20 | 五十铃自动车株式会社 | Heat radiator |
| CN115479417A (en) * | 2022-07-27 | 2022-12-16 | 西安交通大学 | Gas-liquid separation device and microchannel parallel flow condenser |
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2015
- 2015-06-17 CN CN201520421889.0U patent/CN204830591U/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105157441B (en) * | 2015-06-17 | 2017-08-01 | 广东工业大学 | Multitube row's integral type header automatically adjusts a point liquid condensing device |
| CN105157441A (en) * | 2015-06-17 | 2015-12-16 | 广东工业大学 | Multi-tube-row integrated header automatic adjusting dispensing condenser |
| CN109154460B (en) * | 2016-05-23 | 2021-05-18 | 三菱电机株式会社 | Laminated header, heat exchanger, and air conditioner |
| CN109154460A (en) * | 2016-05-23 | 2019-01-04 | 三菱电机株式会社 | Distributor, laminated type collector, heat exchanger and air-conditioning device |
| CN109282537B (en) * | 2016-06-06 | 2019-10-29 | 珠海格力电器股份有限公司 | Heat exchanger and air conditioner |
| CN109282537A (en) * | 2016-06-06 | 2019-01-29 | 珠海格力电器股份有限公司 | Heat exchanger and air conditioner |
| CN107606825A (en) * | 2016-07-12 | 2018-01-19 | 株式会社京滨冷暖科技 | Condenser |
| CN108106449A (en) * | 2017-12-15 | 2018-06-01 | 神华集团有限责任公司 | Air-cooling island cooling device and method |
| CN111801542A (en) * | 2018-03-07 | 2020-10-20 | 五十铃自动车株式会社 | Heat radiator |
| CN111801542B (en) * | 2018-03-07 | 2022-11-08 | 五十铃自动车株式会社 | Heat radiator |
| CN108286803A (en) * | 2018-04-09 | 2018-07-17 | 广东工业大学 | A kind of condensation heating device |
| CN108286803B (en) * | 2018-04-09 | 2023-09-15 | 广东工业大学 | Condensing and heating device |
| CN109458853A (en) * | 2018-11-08 | 2019-03-12 | 北京交通大学 | A kind of condensing heat exchanger with U-shaped vapor-liquid separating structure |
| CN115479417A (en) * | 2022-07-27 | 2022-12-16 | 西安交通大学 | Gas-liquid separation device and microchannel parallel flow condenser |
| CN115479417B (en) * | 2022-07-27 | 2023-10-27 | 西安交通大学 | Gas-liquid separation device and micro-channel parallel flow condenser |
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Effective date of registration: 20180426 Address after: 528241 Guangdong 11 Foshan powerhouse Air Conditioning Co., Ltd., No. 11, Shengli village, Lishui Town, Nanhai District, Nanhai District. Patentee after: Guangdong Gaoermei Refrigeration Equipment Co., Ltd. Address before: 510006 Panyu District, Guangzhou, Guangdong, Panyu District, No. 100, West Ring Road, outside the city. Patentee before: Guangdong University of Technology |