CN209147505U - A kind of vertical (type) condenser - Google Patents

A kind of vertical (type) condenser Download PDF

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Publication number
CN209147505U
CN209147505U CN201821167552.1U CN201821167552U CN209147505U CN 209147505 U CN209147505 U CN 209147505U CN 201821167552 U CN201821167552 U CN 201821167552U CN 209147505 U CN209147505 U CN 209147505U
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China
Prior art keywords
air inlet
condenser
support plate
inlet tube
vertical
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CN201821167552.1U
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Chinese (zh)
Inventor
蔡永生
徐峰
罗雄
黄齐乐
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Mcquay Air Conditioning and Refrigeration Wuhan Co Ltd
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Mcquay Air Conditioning and Refrigeration Wuhan Co Ltd
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Abstract

The utility model discloses a kind of vertical (type) condensers, including vertical tubular condenser shell and the air inlet pipe being set in condenser shell;Heat exchanger tube is arranged in condenser shell to restrain;Heat exchanger tube tube bank is respectively provided with tube sheet up and down;The equal stomata of circumferentially-spaced distribution is set on the tube wall of air inlet pipe, forms the equal gas integral air inlet tube assembly of air inlet;Air inlet tube assembly periphery is arranged one layer of support plate or Multi-layer supporting plate is from top to bottom arranged, and pore is uniformly arranged in support plate for fixing heat exchanger tube tube bank;Between the centre bore and air inlet tube assembly periphery of support plate, there are gaps between support plate outer diameter and condenser shell internal diameter as condensate liquid apocenosis passage, and the condensate liquid apocenosis passage is connected with condenser bottom.The flow direction of shell side air-flow is controlled, reduces and manages outer heat transfer resistance, improve the stringing rate of condenser heat-exchange pipes;Liquid surface wave traverse degree can be condensed in effectively control bottom in vertical (type) condenser run-off the straight, so that condenser is gone out liquid and stablize.

Description

A kind of vertical (type) condenser
Technical field
The utility model belongs to air-conditioning and industrial refrigeration technical field, and in particular to a kind of vertical (type) condenser.
Background technique
Vertical (type) condenser is the important heat exchange equipment in air conditioner refrigerating and industry freezing unit, its effect is by gaseous state system Cryogen is condensed into liquid, to exclude heat caused by refrigeration system, heat exchange efficiency height directly affects the performance of unit. In practical applications, the factor for influencing vertical (type) condenser heat transfer outside a tube efficiency is more, and wherein most important factor is along vertical tube wall The constantly influence of the liquid film of condensation generation.When steam condenses in vertical pipe wall of heat exchange pipe, wall top is erected in heat exchanger tube Fraction region is first begin to generate condensed fluid, and under the driving of gravity, condensed fluid starts to flow downward along wall surface.By It is persistently carried out in condensation process, during flowing downward, liquid film is got deeper condensed fluid, and has gradually obstructed tube wall and gas The contact of state refrigeration, forms biggish thermal conduction resistance, so that the performance of heat exchanger tube is unable to fully send out in vertical (type) condenser outside pipe It waves, and as vertical (type) condenser heat exchanger tube length is longer, heat exchange amount is bigger, the heat exchange pipework condensation closer to heat exchanger tube middle and lower part Efficiency is lower, reduces the outer heat exchange efficiency of integrated pipe, causes the waste of heat exchanger tube resource.
Compared with closed shell and tube condenser, open shell and tube conde er has the vertically-mounted and refrigerant type of flow not Same feature.By taking existing vertical (type) condenser structure as an example, gaseous refrigerant is usually by being arranged the air inlet on the upper side of portion in the housing Into then after heat exchange, exchanging heat, pipe outer wall is condensed into liquid, and the liquid of condensation flows into cold straight down along pipe outer wall Condenser bottom is finally discharged by the liquid outlet that housing bottom is arranged in.Although vertical (type) condenser has more efficient heat transfer efficiency, Existing conventional structure makes refrigerant still have following technical disadvantages in pipe outer wall heat transfer process:
Air inlet setting is upper at upper perforated plate in the housing, so that the gas flow rate into condenser top is unevenly distributed It is even, flow to disorder, can not using gas flow purging tube wall improve tube wall surface lime set second cosmic velocity, liquid film heat exchanging can not be weakened The swamping effect of tube wall, so that the heat transfer efficiency of heat exchanger tube can not be improved;
Since the flow velocity of air inlet is very high, it usually needs reserve certain space between tube bank and cylinder inboard wall for setting Gas block panel is set, to prevent the air-flow entered to the flutter failure caused by the tube bank of air inlet heat exchanger tube.This makes vertical cold The soil-pipe interaction rate of condenser reduces, and heat exchanger volume increases, and material cost increases;
In heat transfer process, it is unable to control the condensate liquid scale of construction and control liquid film accumulation along the migration of heat exchanger tube vertical direction Thickness, so that heat exchange efficiency can not be improved.
Utility model content
The utility model provides the vertical air inlet vertical (type) condenser that a kind of structure is simple, heat exchange efficiency is high, mainly solves Following problems:
Control enters the flow direction of shell side air-flow, improves out-tubular condensing using the purging effect of air-flow and changes efficiency;
The thickness of heat exchange tube external solution membrane stack product is controlled, reduces and manages outer heat transfer resistance, strengthens out-tubular condensing heat exchange;
Using reasonable intake method, the stringing rate of condenser heat-exchange pipes is improved;
When vertical (type) condenser run-off the straight, the degree of bottom condensation liquid fluctuating can be effectively controlled, condenser is made Liquid is stablized out.
In order to solve the above technical problems, the technical solution adopted in the utility model is as follows:
A kind of vertical (type) condenser, including vertical tubular condenser shell and the air inlet pipe being set in condenser shell;It is cold Heat exchanger tube is arranged in condenser shell to restrain;Heat exchanger tube tube bank is respectively provided with tube sheet up and down;It is characterized by: being set on the tube wall of air inlet pipe The equal stomata of circumferentially-spaced distribution is set, the equal gas integral air inlet tube assembly of air inlet is formed;Air inlet tube assembly periphery setting at least one Layer support plate is uniformly arranged pore in support plate for fixing heat exchanger tube tube bank;Outside the centre bore and air inlet tube assembly of support plate There are gaps as condensate liquid apocenosis passage, the condensate liquid between enclosing, between support plate outer diameter and condenser shell internal diameter Apocenosis passage is connected with condenser bottom.
Further, the air inlet tube portion of the air inlet tube assembly connects gas after protruding into from condenser shell top center Pipeline section;Or the air inlet tube portion of the air inlet tube assembly from condenser shell top sidewall protrude into after it is perpendicular in the connection of " 7 " font Directly in the equal tracheae section of body centre;The equal stomata of groove profile of the equal tracheae section is distributed on tube wall around line in the shape of a spiral;Institute State the equal tracheae section bottom setting sealing plate of air inlet tube assembly.
Further, water cover component is set at the top of condenser shell, and water cover module body is hollow hemispherical cover type water Air inlet tube assembly installation set pipe, air inlet tube assembly installation set pipe and water cover envelope are arranged in the space of water cover end socket inwardly for lid end socket Setting connection support device between head.
Further, air inlet tube assembly periphery is arranged one layer of support plate or Multi-layer supporting plate is from top to bottom arranged.
Further, the support plate of sandwich tape heat exchange pore is from top to bottom set along air inlet tube assembly, between each support plate Condenser zone be interconnected;Alternatively, one layer of support plate is from top to bottom arranged along air inlet tube assembly, one layer of support plate and up and down Independent condenser zone is formed between tube sheet.
Further, the 2-5 layers of support plate with heat exchange pore are from top to bottom set along air inlet tube assembly, between each support plate The bracket support connection being made up of the fixed plate being vertically arranged.
The utility model can be such that the air-flow edge into condenser shell changes using vertical (preferably axially) intake method as a result, Heat pipe length direction is uniform and stable, and direction is consistent;
Air inlet pipe, which opens equal stomata design, can be improved the flow velocity of gas flow purging heat exchanger tube tube bank, take full advantage of gas flow purging Enhanced heat exchange effect, thermoexcell heat exchange efficiency;
It is designed using particular support board group part, passes through support plate and heat exchanger tube expanded joint, multiple support plates and upper lower perforated plate group At independent condensation section, realize along heat exchanger tube length direction Discrete control condensing liquid quantity, and the air-flow for combining equal stomata to spray Purging effect not only further reduced adverse effect of the ulking thickness to condensing heat-exchange of heat exchange pipe outer wall liquid film, but also effective The direction for controlling the migration drain of condensed fluid, has given full play to the exchange capability of heat of every heat exchanger tube, to improve integral vertical Formula condenser heat exchange property.Refrigerant gas vertically passes through water cover component and upper perforated plate along vertical (type) condenser by air inlet tube assembly Into shell side.Gas into air inlet tube assembly is sealed by sealing plate because of bottom, so being only capable of designing by intake manifold length direction Equal stomata discharge.The gas that equal stomata sprays constantly purge the pipe outer wall that exchanges heat, and multiple constructed by the support plate component Liquid is condensed into independent condenser zone.Multiple supporting plate structures control the Liquid output of independent condenser zone in reasonable model In enclosing, reduction Liquid output is excessive and floods heat exchange pipe external surface, and since the gas direction of equal stomata ejection is always towards shell Internal wall, further while making full use of gas flow purging effect thermoexcell heat transfer, but also each independent condensation The liquid generated in region is discharged rapidly towards support plate outer edge and inner walls shape under the promotion of continual and steady purge stream At apocenosis passage, and be introduced directly into condenser bottom, be finally discharged by the liquid outlet that condenser bottom is arranged in.This is practical new The effect of gas flow purging enhanced heat exchange is not only utilized in whole work process in type, but also condenses along heat exchanger tube length direction Discrete control Liquid measure, has given full play to the exchange capability of heat of every heat exchanger tube, to improve integral vertical type condenser heat exchange property.
Meanwhile by the way of vertical air inlet, but also vertical heat exchanger stringing is improved.
Detailed description of the invention
Fig. 1 is the vertical (type) condenser structure principle chart implemented according to the utility model.
Fig. 2 is the A-A direction view of Fig. 1.
Fig. 3 is water cover second modular construction schematic diagram.
Fig. 4 is support plate assembly assumption diagram.
Fig. 5 is air inlet pipe assembly assumption diagram.
Fig. 6 is the partial enlargement structure chart of air inlet pipe.
Fig. 7 is the cross-sectional view of Fig. 6.
Fig. 8 is the structural schematic diagram of another embodiment of the utility model.
Fig. 9 is the structural schematic diagram of air inlet tube assembly 15 used in Fig. 8.
Specific embodiment
According to the vertical (type) condenser that the utility model is implemented, as shown in figs. 1-7;It specifically includes that water cover component 1, upper tube Plate 2, heat exchanger tube 3, condenser shell 4, support plate component 5, air inlet tube assembly 6, shell side outlet tube component 7, lower perforated plate 8, water cover Lower component 9.Wherein each different components play the role of different, they realize the heat exchange inside and outside vertical (type) condenser pipe jointly Function.As shown in Fig. 2, the air inlet 11 of air inlet tube assembly 6 is from top center air inlet straight down, multiple support plates 14 are between the upper and lower It is used to fix the tube bank of heat exchanger tube 3 every setting pore in setting, support plate 14;14 center indwelling air inlet tube assembly 6 of support plate Through-hole, and there are gaps between air inlet tube assembly 6.Water cover of the condenser cooling water inlet and outlet 10 in 4 bottom of condenser shell It is cycling in and out at lower component 9;Condenser shell side liquid outlet 12 goes out liquid from bottom side.
1) such as Fig. 3, water cover component 1 is made of water cover end socket 1-1, connection support plate 1-2 and casing 1-3, when air inlet pipe group When part 6 enters shell side by water cover component 1 and upper perforated plate 2, air inlet tube assembly 6 can not connect with the cooling water in water cover component 1 Touching.2) such as Fig. 5, air inlet tube assembly 6 by be provided at a certain distance along its length the equal stomata 6-1 of flute profile (equal stomata aperture Shape is not necessarily flute profile, is also possible to circular hole, elliptical aperture, sawtooth hole etc.) standpipe and sealed bottom sealing plate 6-2 composition, when After gas enters air inlet tube assembly 6, since sealing sealing plate 6-2 is arranged in bottom, air-flow can only be by the flute profile gas of equal tracheae side 6-1 discharge in hole is realized enterprising along vertical heat exchanger tube length direction by designing reasonable stomata 6-1 circulation area and quantity Throughput is evenly supplied, and makes the air-flow purging heat exchanger tube tube bank at same direction always with high flow velocities, i.e., each Direction blows to 4 inner wall of condenser shell always.3) such as Fig. 4, support plate component 5 are made of multiple support plates 14 and fixed plate 13, After fixed plate 13 and support plate 14 are fixed, then with it is fixed inside condenser shell 4, and adopted between 14 pore of heat exchanger tube 3 and support plate With expanded joint, to reduce the gap between 14 pore of 6 outer wall of heat exchanger tube and support plate.Fixed and tube bank fixation side between support plate 14 Formula, may make between multiple support plates 14 and upper lower perforated plate heat exchanger tube 3 is divided into along its length jointly it is multiple independent Condenser zone, the destruction hidden danger for influencing each other and reducing tube bundle vibration of frozen-free liquid between region.Meanwhile outside support plate 14 There are condensed fluid apocenosis passages between 4 internal diameter of diameter and condenser shell, support plate centre bore and air inlet pipe outer wall, to ensure to transport When row and stopping, refrigerant liquid physical efficiency is all discharged to condenser bottom.
The air-flow into condenser shell 4 can be made uniform and stable along heat exchanger tube length direction using vertical intake method, and Direction is consistent.
Air inlet pipe, which opens equal stomata design, can be improved the flow velocity of gas flow purging heat exchanger tube tube bank, take full advantage of gas flow purging Enhanced heat exchange effect, thermoexcell heat exchange efficiency.
It is designed using particular support board group part, is made up of support plate and heat exchanger tube expanded joint, multiple supports with upper lower perforated plate Independent condensation section, realize along heat exchanger tube length direction Discrete control condensing liquid quantity, and the air-flow for combining equal stomata to spray is blown The effect of sweeping not only further reduced adverse effect of the ulking thickness to condensing heat-exchange of heat exchange pipe outer wall liquid film, but also effective control The direction of the migration drain of condensed fluid processed, has given full play to the exchange capability of heat of every heat exchanger tube, to improve integral vertical type Condenser heat exchange property.Refrigerant gas vertically passes through water cover component 1 and upper perforated plate 2 along vertical (type) condenser by air inlet tube assembly Into shell side.Gas into air inlet tube assembly 6 is sealed by tube sheet because of bottom, so being only capable of designing by intake manifold length direction Equal stomata discharge.The gas that equal stomata sprays constantly purge the pipe outer wall that exchanges heat, and multiple constructed by the support plate component Liquid is condensed into independent condenser zone.Multiple supporting plate structures control the Liquid output of independent condenser zone in reasonable model In enclosing, reduction Liquid output is excessive and floods heat exchange pipe external surface, and since the gas direction of equal stomata ejection is always towards shell Internal wall, further while making full use of gas flow purging effect thermoexcell heat transfer, but also each independent condensation The liquid generated in region is discharged rapidly towards support plate outer edge and inner walls shape under the promotion of continual and steady purge stream At apocenosis passage, and be introduced directly into condenser bottom, be finally discharged by the liquid outlet that condenser bottom is arranged in.This is practical new The effect of gas flow purging enhanced heat exchange is not only utilized in whole work process in type, but also condenses along heat exchanger tube length direction Discrete control Liquid measure, has given full play to the exchange capability of heat of every heat exchanger tube, to improve integral vertical type condenser heat exchange property.Meanwhile it adopting With the mode of vertical air inlet, but also vertical heat exchanger stringing rate is improved.
According to another alternative scheme that the utility model is implemented, shown in following Fig. 8-9, air inlet pipe and equal tracheae are using one The air inlet tube assembly 15 of structure is arranged in " 7 " type;Laterally adapter tube a part connection exterior line, as air inlet pipe end 15-1;One Part is connected with vertical adapter tube, and the body centre of condenser shell 4 is arranged in as equal tracheae 15-2;Equal tracheae bottom is equipped with pipe Plate 15-3 and fixed support.Remaining structure is identical as a upper embodiment.

Claims (6)

1. a kind of vertical (type) condenser, including vertical tubular condenser shell and the air inlet pipe being set in condenser shell;Condensation Heat exchanger tube is arranged in device shell to restrain;Heat exchanger tube tube bank is respectively provided with tube sheet up and down;It is characterized by: being arranged on the tube wall of air inlet pipe The equal stomata of circumferentially-spaced distribution forms the equal gas integral air inlet tube assembly of air inlet;One layer of support is arranged in air inlet tube assembly periphery Multi-layer supporting plate is from top to bottom arranged in plate, and pore is uniformly arranged in support plate for fixing heat exchanger tube tube bank;In support plate There are gaps between heart hole and air inlet tube assembly periphery, between support plate outer diameter and condenser shell internal diameter arranges as condensate liquid Liquid channel, the condensate liquid apocenosis passage are connected with condenser bottom.
2. vertical (type) condenser according to claim 1, it is characterised in that: the air inlet tube portion of the air inlet tube assembly is from cold Condenser case top center connects equal tracheae section after protruding into;Or the air inlet tube portion of the air inlet tube assembly is from condenser shell Top sidewall is vertically to the equal tracheae section of body centre in the connection of " 7 " font after protruding into;The equal stomata of the equal tracheae section is in spiral shell Rotation shape is distributed on tube wall around line;Sealing plate is arranged in the equal tracheae section bottom of the air inlet tube assembly.
3. vertical (type) condenser according to claim 1 or 2, it is characterised in that: water cover component is set at the top of condenser shell, Water cover module body is hollow hemispherical cover type water cover end socket, and setting air inlet tube assembly is installed in the space of water cover end socket inwardly Casing, setting connection support device between air inlet tube assembly installation set pipe and water cover end socket.
4. vertical (type) condenser according to claim 1, it is characterised in that: air inlet tube assembly periphery be arranged one layer of support plate or Along setting Multi-layer supporting plate from top to bottom.
5. vertical (type) condenser according to claim 1 or 4, it is characterised in that: be from top to bottom arranged along air inlet tube assembly more The support plate of layer band heat exchange pore, the condenser zone between each support plate are interconnected;Alternatively, from top to bottom along air inlet tube assembly One layer of support plate is set, forms independent condenser zone between one layer of support plate and upper lower perforated plate.
6. vertical (type) condenser according to claim 5, it is characterised in that: be from top to bottom arranged 2-5 layers along air inlet tube assembly Support plate with heat exchange pore, the bracket support connection being made up of the fixed plate being vertically arranged between each support plate.
CN201821167552.1U 2018-07-23 2018-07-23 A kind of vertical (type) condenser Active CN209147505U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821167552.1U CN209147505U (en) 2018-07-23 2018-07-23 A kind of vertical (type) condenser

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Application Number Priority Date Filing Date Title
CN201821167552.1U CN209147505U (en) 2018-07-23 2018-07-23 A kind of vertical (type) condenser

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111442573A (en) * 2020-04-07 2020-07-24 河南江扬机电设备安装有限公司 Central air conditioning equipment with external defrosting function

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111442573A (en) * 2020-04-07 2020-07-24 河南江扬机电设备安装有限公司 Central air conditioning equipment with external defrosting function

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