CN104165413B - Machine cabinet air-conditioner - Google Patents
Machine cabinet air-conditioner Download PDFInfo
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- CN104165413B CN104165413B CN201310187059.1A CN201310187059A CN104165413B CN 104165413 B CN104165413 B CN 104165413B CN 201310187059 A CN201310187059 A CN 201310187059A CN 104165413 B CN104165413 B CN 104165413B
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- conditioner
- heat exchanger
- air
- radiating fin
- machine cabinet
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Abstract
The present invention is on a kind of machine cabinet air-conditioner, and for adjusting the temperature in rack, it includes internal circulation heat-exchanging system and external circulation heat exchanging system.Internal circulation heat-exchanging system includes evaporating heat exchanger, evaporation fan and the inner housing for housing evaporating heat exchanger and evaporation fan.External circulation heat exchanging system has condensing heat exchanger, it includes that the receiving space of coolant media can be housed, the side of internal circulation heat-exchanging system is provided with the radiating fin using Natural Heat Convection, and be exposed to outside rack and cause the radiating fin directly and air contact, the internal circulation heat-exchanging system is located at interior of equipment cabinet.Radiating fin is at least distributed with two groups along lengthwise bearing of trend, and an at least separation gap is by upper and lower two groups of radiating fin intervals.Machine cabinet air-conditioner of the present invention is lowered component costs, can be facilitated the cleaning of condensing heat exchanger again, effectively prevent the refrigerating capacity after longtime running from decaying by the condensing heat exchanger of Natural Heat Convection, can also accompanied by substantial power saving, it is and reliable.
Description
Technical field
The present invention relates to a kind of air conditioner, more particularly to a kind of machine cabinet air-conditioner, belong to technical field of refrigeration equipment.
Background technology
Electric power, communication or electrically etc. industry, widely use control rack.In order to prevent moisture, dust or harmful gas
Body enters rack, and rack is generally to outer closure.In operation, because device itself gives off heat in rack or outdoors sunlight irradiates
Or heat, temperature can be raised constantly in rack, and such as radiating will certainly influence the normal operation of device in rack not in time.
Therefore, the control rack applied in these industries need to configure special equipment and air in rack is radiated, i.e., rack is empty
Adjust device or rack refrigeration plant.
Machine cabinet air-conditioner is made up of inside and outside two circulatory systems, is driven respectively by varying number, various forms of blower fans interior
Outside air-flow forced convection current.By taking the machine cabinet air-conditioner with vapour compression refrigeration system as an example, it generally has evaporation and heat-exchange
Device, condensing heat exchanger, compressor, evaporation fan, condensation fan and the pipeline assembly for connecting each component.These elements are arranged at
In the shell body of machine cabinet air-conditioner, and there is dividing plate that shell body is divided into sealed cabinet lateral compartments and cabinet medial compartment.Shell
Body offers the external circulation air inlet relative with condensation fan and condensing heat exchanger and outer circulation air outlet in cabinet outer side panel, and
The interior circulation air inlet and interior circulation air outlet relative with evaporation fan and evaporating heat exchanger is offered in cabinet inner panel.Such as
This, the hot-air in cabinet is flowed through after evaporating heat exchanger is cooled down by interior circulation air inlet under the guiding of evaporation fan to be entered
The various components of its inside are cooled down by interior of equipment cabinet.And the cold air outside cabinet is passed through under the guiding of condensation fan and followed outside
Ring air inlet flows through condensing heat exchanger, and pair condensing heat exchanger carried out with cabinet inner side after heat exchange is cooled down.
But, there are following technical disadvantages existing machine cabinet air-conditioner more：
1st, existing air conditioner in the process of running, due to the drainage of blower fan on the outside of cabinet, is relatively easily caused the foreign matter in environment,
Such as sand and dust, fiber object enter and are attached on condensing heat exchanger, after longtime running, and the refrigerating efficiency of machine cabinet air-conditioner can be with
Increasing for foreign matter on condensing heat exchanger and reduce.In addition existing machine cabinet air-conditioner structure is complex, it is necessary to professional dimension
Personnel's cleaning is repaiied, shell body need to be opened during cleaning, scale removal process is complicated, meanwhile, the heat exchanger now used is generally parallel flow type, pipe
Chip or corrugated tube type heat exchange structure, gap are small, it is impossible to thorough cleaning foreign matter, and are even more to clear up in face of fiber-like foreign matter.
2nd, it is integrated more than existing machine cabinet air-conditioner using several piece the welding of sheet metal parts or riveting as shell body, inside is provided with
Multiple parts such as evaporation fan, condensation fan, evaporating heat exchanger, condensing heat exchanger, compressor, control board, structure is multiple
Miscellaneous, production cost and cycle are longer.
Therefore, it is necessary to a kind of improved machine cabinet air-conditioner be provided, to overcome the shortcoming of prior art described above.
The content of the invention
It is an object of the invention to provide a kind of machine cabinet air-conditioner, it has, high, the easy to maintain, section that produces efficiency of assembling
The characteristics such as cost-saving, reliability height.
To achieve the above object, machine cabinet air-conditioner of the present invention, for adjusting the temperature in rack, it includes internal circulation heat-exchanging
System and external circulation heat exchanging system；Internal circulation heat-exchanging system include evaporating heat exchanger, evaporation fan and house evaporating heat exchanger and
The inner housing of evaporation fan；External circulation heat exchanging system is condensing heat exchanger；It is characterized in that：Condensing heat exchanger includes to house cold
The receiving space of medium, the radiating fin using Natural Heat Convection is provided with away from the side of internal circulation heat-exchanging system, and
It is exposed to outside rack so that the radiating fin is directly contacted with surrounding air, the internal circulation heat-exchanging system is located in rack
Portion；Wherein radiating fin is at least distributed with two groups along lengthwise bearing of trend, and at least one separation gap is vertical by radiating fin edge
Separate above and below long bearing of trend.
As a further improvement on the present invention, upper and lower two groups of radiating fins are in interlaced on lengthwise bearing of trend.
As a further improvement on the present invention, described be distributed between adjacent two radiating fin of the following group is provided with arc and led
To device, its is bottom-up to tilt extension and flows through the air-flow of radiating fin along its surface flow to guide.
As a further improvement on the present invention, the external circulation heat exchanging system also includes condensation fan, and it is changed positioned at condensation
In the receiving space of hot device and to guide rack outer gas stream to flow through radiating fin be its cooling.
As a further improvement on the present invention, the external circulation heat exchanging system also includes wind direction guiding device, itself and condensation
Blower fan coordinates to be guided and distributes to radiating fin to strengthen radiating effect by rack outer gas stream.
As a further improvement on the present invention, condensation fan and the wind direction guiding device is contained in condensing heat exchanger
And in its receiving space, wherein wind direction guiding device is formed with receiving space and is arranged at some air-out slits on top,
These air-out slits are used for the distribution of air flow for importing condensation fan to radiating fin between being located at two neighboring radiating fin respectively
Piece.
As a further improvement on the present invention, it is described wherein being formed with some exhaust vents between two neighboring radiating fin
Wind direction guiding device has the upper shell and lower house for complementing each other to form above-mentioned receiving space, and wherein upper shell top is formed
There are some projections, each projection is placed in adjacent two radiating fins exhaust vent and offers above-mentioned air-out slit.
As a further improvement on the present invention, the condensation fan is assembled in wind direction guiding device by fan installation plate,
Its air that there is the air outlet connected with the receiving space of wind direction guiding device to be used for being sucked imports wind direction guiding device
And distribute between radiating fin.
As a further improvement on the present invention, the fan installation plate and lower casing body by integral forming.
As a further improvement on the present invention, the condensing heat exchanger include substrate, the cover plate positioned at substrate side and from
Positioned at the radiating fin of substrate opposite side, its substrate and/or cover plate are formed with the receiving space of above-mentioned collecting coolant media.
As a further improvement on the present invention, the substrate is formed with the chamber below its receiving space, wherein on
State wind direction guiding device and condensation fan and be contained in the chamber.
As a further improvement on the present invention, the bottom plate of the chamber of the substrate is formed with some fresh air inlets and cabinet air conditioner
Device ft connection, wherein condensation fan absorb the outer gas stream from fresh air inlet and cooled for condensing heat exchanger.
As a further improvement on the present invention, the substrate and cover plate are formed in one or split-type structural.
As a further improvement on the present invention, its pressure also with connection internal circulation heat-exchanging system and external circulation heat exchanging system
Contracting machine and pipeline, wherein compressor are also contained in above-mentioned chamber.
As a further improvement on the present invention, the radiating fin at least has two panels, and deviates from cover plate direction from substrate
Extension is formed, itself and substrate integrated molding or welding or riveting or adhesive bond.
As a further improvement on the present invention, its also have isolation internal circulation heat-exchanging system and external circulation heat exchanging system every
Hot plate, wherein above-mentioned evaporating heat exchanger, which is installed, is incorporated into thermal insulation board.
As a further improvement on the present invention, the above-mentioned evaporating heat exchanger is provided with the installation with buckle or hole position
Plate, the installing plate is clasped in the thermal insulation board for being provided with hole position or buckle.
As a further improvement on the present invention, the thermal insulation board is integrally formed with the condensed water water for collecting evaporating heat exchanger
Groove.
As a further improvement on the present invention, the inner housing be formed in one or weld, riveted structure, its offer with
The relative interior circulation air inlet of evaporation fan and the interior circulation air outlet relative with evaporating heat exchanger.
As a further improvement on the present invention, the inner housing edge is provided with installation frame, the installation frame and condensation
Heat exchanger corresponds to is vertically arranged with two row's mounting holes respectively, is installed and by cabinet air conditioner so that inner housing and condensing heat exchanger coordinate
Device is installed on rack.
Beneficial effects of the present invention are：
By the condensing heat exchanger of Natural Heat Convection, lower component costs, the cleaning of condensing heat exchanger can be facilitated again, had
Effect prevents the refrigerating capacity after longtime running from decaying, can also accompanied by substantial power saving, it is and reliable.
Brief description of the drawings
Fig. 1 is the three-dimensional view of machine cabinet air-conditioner of the present invention；
Fig. 2 is the three-dimensional view of another angle of machine cabinet air-conditioner of the present invention；
Fig. 3 is the part isometric exploded view of machine cabinet air-conditioner shown in Fig. 1；
Fig. 4 is the part isometric exploded view of machine cabinet air-conditioner shown in Fig. 2；
Fig. 5 is the partial enlarged view that machine cabinet air-conditioner shown in Fig. 4 irises out part；
Fig. 6 is sectional view of the machine cabinet air-conditioner of the present invention along Fig. 1 line A-A directions；
Fig. 7 is the three-dimensional view of the condensing heat exchanger of machine cabinet air-conditioner of the present invention；
Fig. 8 is that structure shown in Fig. 7 removes the three-dimensional view after cover plate；
Fig. 9 is the three-dimensional view of another angle of structure shown in Fig. 8；
Figure 10 is sectional view of the machine cabinet air-conditioner of the present invention along Fig. 1 line B-B directions.
Embodiment
Fig. 1 is referred to Fig. 4, machine cabinet air-conditioner 100 of the present invention, it has external circulation heat exchanging system, internal circulation heat-exchanging system
The compressor 7 and pipeline of system, connection internal circulation heat-exchanging system and external circulation heat exchanging system（Non- label）And electrical system（Do not mark
Number）.Internal circulation heat-exchanging system includes inner housing 10, the evaporating heat exchanger 5 being contained in inner housing 10, evaporation fan 4.Outer circulation
Heat-exchange system includes the multi-functional condensing heat exchanger 25 for being built-in with runner, and it has the function of being cooled down for refrigerant concurrently and is cabinet air conditioner
Device 100 plays the function of installing support.Compressor 7 is installed in condensing heat exchanger 25, and is partially housed in inner housing 10.It is interior
Being provided between circulating heat exchange system and external circulation heat exchanging system strengthens the thermal insulation board 51 and heat-insulation layer of effect of heat insulation therebetween
6。
The integrated shaping of inner housing 10 or welding, riveted structure.In the present embodiment, inner housing 10 is plastic cement material one
Injection molding, its is lightweight, can save cost.Inner housing 10 is rectangular box structure and has the flat board for facing interior of equipment cabinet
Main part（Non- label）And the installation frame 101 extended by platform body portion, the platform body portion, which is offered, aligns evaporation
Set in the interior circulation air inlet 11 of blower fan 4 and the interior circulation air outlet 12 for aligning evaporating heat exchanger 5, the installation frame 101
There are some mounting holes 107.In the inner side of inner housing 10, between interior circulation air inlet 11 and interior circulation air outlet 12, formed
There is deep bead 15, to ensure that hot-air is under the guiding of evaporation fan 4 in cabinet, correct guidance evaporating heat exchanger 5 is cooled down, and
Direction is not deviated by.The hot-air that interior of equipment cabinet is produced flows through evaporation under the guiding of evaporation fan 4 through interior circulation air inlet 11
After heat exchanger 5 is cooled down, reenter interior of equipment cabinet through interior circulation air outlet 12 and each element is cooled down.Above-mentioned thermal insulation board
51 are integrated injection molding, and its bottom is integrally formed with tank 510, and it is used for the condensed water of access evaporating heat exchanger 5.The tank
510 one end are provided with the aqueduct 514 obliquely extended from, and condensed water can directly be passed through the bottom plate 2020 of condensing heat exchanger 25 by it
（Fig. 3）On the fresh air inlet 2022 that is opened up（Fig. 3）Discharge outside machine cabinet air-conditioner 100.Thermal insulation board 51 is also integrally formed in top
There are some column installed parts 512 to be used for that cooperation is installed for evaporation fan 4 and electrical system, so as to be fixed on thermal insulation board 51.
Evaporating heat exchanger 5 is installed on the bottom of thermal insulation board 51 and below evaporation fan 4 and electrical system.Evaporating heat exchanger
5 both sides are provided with projection forward to the installed part 52 in the direction of thermal insulation board 51, and each installed part 52 is provided with buckle 520, itself and shape
Into in the corresponding hole position on thermal insulation board 51（Non- label）It is clasped, so that evaporating heat exchanger 5 is installed on into thermal insulation board 51.Yu Qi
In his preferred embodiment, buckle 520 and the position of hole position can be exchanged.Preferably, evaporating heat exchanger 5 can also use spiral shell
The mode such as connect, weld to be combined with thermal insulation board 51, however it is not limited to snap fit.
External circulation heat exchanging system make use of Natural Heat Convection principle, will carry out hot friendship with evaporating heat exchanger 5 in runner
Refrigerant after changing carries out circulating cooling.The radiating principle of Natural Heat Convection mode produces convection current when being change cold and hot using air
The heat of thermal source is taken away, its simple in construction, reliability is high, and cost is low, reduce the dependence to power components, so that it is empty to improve rack
Adjust device reliability of operation.
External circulation heat exchanging system of the present invention includes condensing heat exchanger 25, condensation fan 9 and wind direction guiding device 8.
In the preferred embodiment for the present invention, condensation fan 9 is vortex fan, i.e. centrifugal blower, but in other implementations
In mode, cross flow fan, axial flow blower etc. are applicable the present invention.The condensation fan 9 includes having circular main part 91, set
Roller 90 in the middle part of main part 91, i.e. motor, and the side of main body 91 are inclined upwardly the air outlet 92 of extension.The air outlet
92 connect with wind direction guiding device 8, are used as the air inlet of wind direction guiding device 8.
Condensing heat exchanger 25 includes the one of the substrate 20 being located in perpendicular and the inward-facing circulating heat exchange system of substrate 20
Side is fixedly connected and is collectively forming the cover plate 21 of built-in runner, is formed at substrate 20 away from the opposite side of internal circulation heat-exchanging system
Radiating fin 22.Some fresh air inlets 2022 that the bottom plate 2020 of substrate 20 is opened up are as condensation side air inlet, in condensation fan 9
Under guiding, the air outside rack enters condensing heat exchanger 25 through condensation side air inlet 2022, in point of wind direction guiding device 8
Flowed through with lower air between adjacent heat radiation fin 22, be that the refrigerant in condensing heat exchanger 25 further cools.
Substrate 20 and cover plate 21 weld or riveting etc. by way of be combined together, but its be not limited to it is split type
Connected mode, substrate 20 can also be integrally formed with cover plate 21, and formation, which is internally provided with, can accommodate the receiving space of coolant media,
Cover plate 21 is provided with refrigerant import 23（Fig. 7）And refrigerant exit 24（Fig. 7）Heat exchange can be carried out so as to be formed with evaporating heat exchanger 5
Condensation part.The present invention is illustrated by taking split type substrate 20 and cover plate 21 as an example.
Fig. 6 to Fig. 9 is please referred to, substrate 20, which has, is located at the installation portion 203 of surrounding, from border shape installation portion 203
Edge to the direction of radiating fin 22 be recessed formed by superposed first chamber 201 and the second chamber positioned at bottom
202.Second chamber 202 has deeper depth, so that compressor 7 is installed on one end of bottom plate 2020 and portion of second chamber 202
Divide and be contained in second chamber 202, be partially housed in inner housing 10.Above-mentioned condensation fan 9 and wind direction guiding device 8 are also housed
In in second chamber 202, and positioned at the other end of second chamber 202.Condensation fan 9 is filled by fan installation plate 83 and wind direction water conservancy diversion
Put 8 to be assembled into one, will be imported after the air suction outside rack inside wind direction guiding device 8.Wind direction guiding device 8 includes big
The rectangular upper shell 81 of body, it is assembled into one with the clamping of upper shell 81 and is formed with the lower house 82 of receiving space 85.Lower casing
The side of body 82 1 is integrally formed with fan installation plate 83, and the fan installation plate 83 is downwardly extending from lower house 82, and is provided
Condensation fan 9 is installed and used.Fan installation plate 83 and the junction of lower house 82 are provided with the air outlet 92 of condensation fan 9, its with
Above-mentioned receiving space 85 is connected.Please refer to and exhaust vent 208 be provided between Fig. 5, two neighboring radiating fin 22, it is described on
The top of housing 81 is provided with some projections 810 being parallel to each other, and each projection offers some slits 812.When condensation fan 9 is pacified
After fan installation plate 83, the two is contained in the holding of some projections 810 in the second chamber 202 and top of upper shell 81 together
In exhaust vent 208 between radiating fin 22, so after the autocondensation side air inlet 2022 of condensation fan 9 sucks air, lead to
Cross air outlet 92 to import in the receiving space 85 of wind direction guiding device 8, the then shunting of the air-out slit 812 in projection 810
Under effect, it is that radiating fin 22 cools to be flowed into respectively by exhaust vent 208 between radiating fin 22, so as to be condensing heat exchanger 25
Interior refrigerant is cooled.
The depth of first chamber 201 of substrate 20 is shallower, and is formed with some projections 205 to the cover plate 21 combined with substrate 20
Direction projection, its length is less than or equal to the depth of the first chamber 201 of substrate 20.In addition, the surface of first chamber 21 be also equipped with
Installation portion 203 is generally aligned in the same plane interior some joint portions 204, and it is used for being welded or riveting with the correspondence position of cover plate 21
Connect.Above-mentioned projection 205 is uniformly distributed in the first chamber 201 in addition to joint portion 204, and its shape includes but is not limited to the present invention
Illustrated is cylindric, and it can also be square column or other projection forms.Projection 205 can be in refrigerant flow process
More turbulence effects are caused, the heat exchange area between corresponding increase coolant media and condensing heat exchanger 25, and then augmentation of heat transfer,
And joint portion 204 is then conducive to refrigerant to prevent turbulent flow pressure during flowing in first chamber 201 and causes cover plate 21 to heave.
The above-mentioned side of cover plate 21 is fitted with heat-insulation layer 6 and thermal insulation board 51, opposite side and the secure bond of substrate 20, and it is not limited to
Welding or riveting etc. are fixedly connected with mode, can also be integrally formed with substrate 20.After cover plate 21 is combined with substrate 20, by substrate 20
The first cavity 201 close, so as to form refrigerant receiving space（Non- label）.Cover plate 21 can also be to remote radiating fin 22
Direction is recessed, and is collectively forming refrigerant receiving space after being combined with substrate 20.After the two is combined, the combination fitted and be combined with each other
Refrigerant receiving space is separated into runner of different shapes by portion 204 with cover plate 21.Runner and refrigerant import 23 and refrigerant exit 24
Connection, so that refrigerant is flowed through after runner cooled down by substrate 20 and radiating fin 22 from refrigerant import 23, is flowed back to through refrigerant exit 24
Evaporating heat exchanger 5 to interior of equipment cabinet to cool down.However, receiving space can also be formed individually by cover plate 21, i.e. substrate 20
For tabular, and the depression of cover plate 21 is formed with above-mentioned receiving space and is provided with refrigerant inlet and refrigerant exit, and it houses refrigerant
Medium.The sealing knot using asbestos pad, rubber blanket or other flexible materials can be provided between the cover plate 21 and substrate 20
Structure, when such as using soldering or being integrally formed mode, sealing structure can be omitted.
Radiating fin 22 make use of Natural Heat Convection principle, and it extends vertically and be parallel to each other from the opposite side of substrate 20
It is intervally arranged, its quantity is at least two panels, in the preferred embodiment for the present invention, the spacing distance between radiating fin 22 is not small
In 8mm, but it is not limited to the distance, and radiating fin 22 differs with substrate 20 and is set to vertical relation, and tiltable is set.In
In the preferred embodiment for the present invention, three groups, each 22 sections of radiating fin are distributed with along vertical bearing of trend in the radiating fin 22
Face is substantially rectangular and is extended with one fixed width along the longitudinal direction from substrate 20.There is separation gap between three groups of radiating fins 22
220, as the separation section between radiating fin 22, so as to block the heat of the radiating fin 22 at top to be transmitted to down rapidly
Portion.In the preferred embodiment for the present invention, the separation gap 220 is horizontally disposed, however its be not limited to it is horizontally arranged,
As long as radiating fin 22 can be separated, the rapid conduction of intercept heat.In addition, along lengthwise bearing of trend, three groups of radiating fins
Piece 22 staggers setting, i.e., mutually not on the same line, so as to form cross structure, to change the air of its surface flow
Airflow direction, utilizes Condar（Coanda）Effect, induces air draught, strengthens heat transfer effect.Further, in order to strengthen Condar
（Coanada）Effect, strengthens heat transfer effect, please referring specifically to Figure 10, in the air-out slit 812 for closing on wind direction guiding device 8
Curved guide 222 is provided between adjacent two radiating fin 22, it is from the substrate 20 of the top of wind direction guiding device 8 along radiating
The width bearing of trend of fin 22（Away from the direction of substrate 20）Extension is tilted backwards upwards, after then bending upwards forward（To substrate
20 directions）Extension, forms arcuate guide construction.
The radiating fin 22 uses integrated molding with substrate 20, and is made of the preferable material of heat-conducting effect, in
In the preferred embodiment for the present invention, it is aluminum alloy material.Radiating fin 22 is not limited to integrated with the combination of substrate 20
Shaping, can also be using modes such as welding, riveting or bondings.Condensing heat exchanger 25 is also vertically arranged with two row's mounting holes in periphery
207, pass through screw（It is not shown）Set wherein row's mounting hole 107 and condensation on through the installation frame 101 of inner housing 10
Machine cabinet air-conditioner 100 is mounted on rack by wherein row's mounting hole 207 that the periphery of heat exchanger 25 is correspondingly arranged.Cause
This condensing heat exchanger 25 of the invention also acts as the installation support function of the shell body of conventional cabinet air conditioner.In the present embodiment,
The combination of condensing heat exchanger 25 and rack cabinet door to use screw lock, can half embedded be installed in rack cabinet door, but simultaneously
It is not limited to fix using screw lock, it is possible to use buckle or other modes structure are fixedly mounted.
The external circulation heat exchanging system of the present invention, which uses to have, separates section 220 and staggered radiating fin 22 and arc
The condensing heat exchanger 25 being exposed to outside rack of guider 222, strengthens heat transfer effect using Coanda effect, is not provided with tradition
The housing with external circulation air inlet and outer circulation air outlet, extraneous air with inside machine cabinet air-conditioner 100 of the present invention（Inside follow
Ring heat-exchange system）Do not connect, can effectively prevent the foreign matters such as dust, batting from entering inside machine cabinet air-conditioner 100.And the air outside cabinet
In the presence of natural convection air characteristic and Coanda effect and under the booster action of condensation fan 9 and wind direction guiding device 8, stream
Substrate 20 and the surface of radiating fin 22 through high temperature, are cooled down to substrate 20 and radiating fin 22.That is, radiating fin
22 directly with the air contact outside cabinet.In addition, due to having larger gap between radiating fin 22, its easy cleaning, reduction is clear
Manage frequency.
Referring to Fig. 3, being provided with mounting hole 107 in the installation frame 101 of the inner housing 10, condensing heat exchanger 25 is in outer
It is vertically arranged with mounting hole 207 week, passes through sunk screw（It is not shown）Set its on through the installation frame 101 of inner housing 10
In wherein row's mounting hole 207 for setting of row's mounting hole 107 and the periphery of condensing heat exchanger 25 inner housing 10 and condensation are changed
Hot device 25, which coordinates, to be installed.Need repairing maintenance when, it is only necessary to sunk screw is pulled down.
The condensing heat exchanger 25 of machine cabinet air-conditioner 100 of the present invention can also be using some parallel flat tubes and two-side current collecting pipe
The heat exchange structure of connection, the heat exchange structure can be combined as a whole with substrate 20, pass through welding/riveting（When substrate 20 is flat board
Shape）Or it is embedded（When the depression of substrate 20 sets fluted）Mode.Cover plate 21 is covered in substrate 20 and flat tube is held on into the two
Between.A kind of structure type of cover plate 21 is to be bonded to each other with flat-shaped substrate 20 by the installation portion of upper/lower terminal, and in main body
Portion is arranged with space flat tube, and now its left and right two ends is located between header.The header of both sides is respectively equipped with refrigerant and entered
Mouth and refrigerant exit.Another structure type of cover plate 21 is tabular, is be combined with each other with setting reeded substrate 20.For solution
Certainly header distinct issues, substrate 20 can offer the groove of some horizontally-parallel arrangements, and flat tube can be contained in these
In groove.In order to connect these flat tubes, substrate 20 in its left and right two ends longitudinally offer can as header afflux groove,
And the microchannel of some connection flat tubes is offered at the position of each flat tube of correspondence.Cover plate 21 is tabular, is covered in substrate 20
To close the heat exchange structure.Certainly, above-mentioned groove can also be opened on cover plate, and flat tube is accommodated therein.
The condensing heat exchanger 25 of machine cabinet air-conditioner 100 of the present invention is also provided with accommodating the metal tube of coolant media,
It can be bent into variously-shaped, and its two ends is respectively refrigerant import and refrigerant exit.And substrate 20 is then offered and can corresponded to
The groove of metal tube is housed, metal tube can be embedded in these grooves, and flat cover plate is covered in substrate surrounding and tied
Close.Substrate can also be tabular, and metal tube can be welded or riveted with substrate 20, and cover plate 21 is provided with and accommodates metal tube
Receiving space is simultaneously combined by surrounding with substrate 20.
In particular, in the specific embodiment of the invention only with the machine cabinet air-conditioner as an example, in reality
Other kinds of machine cabinet air-conditioner is applicable the principle that the present invention is disclosed in.Come for one of ordinary skill in the art
Say that the equivalence changes for the present invention made under the teachings of the present invention should be advocated included in the claims in the present invention
Scope in.
Claims (15)
1. a kind of machine cabinet air-conditioner, for adjusting the temperature in rack, it includes internal circulation heat-exchanging system and external circulation heat exchanging system
System；Internal circulation heat-exchanging system includes evaporating heat exchanger, evaporation fan and the inner housing for housing evaporating heat exchanger and evaporation fan；Outside
Circulating heat exchange system has condensing heat exchanger；It is characterized in that：Condensing heat exchanger includes that the receiving space of coolant media can be housed,
The side of internal circulation heat-exchanging system is provided with the radiating fin using Natural Heat Convection, and is exposed to rack outside and causes
The radiating fin is directly contacted with surrounding air, and the internal circulation heat-exchanging system is located at interior of equipment cabinet；Wherein radiating fin edge
Lengthwise bearing of trend is at least distributed with two groups, and at least one separation gap divides radiating fin along above and below lengthwise bearing of trend
Every wherein external circulation heat exchanging system also includes condensation fan, and it is located in the receiving space of condensing heat exchanger and guided outside rack
Portion's airflow passes radiating fin is its cooling, and wherein external circulation heat exchanging system also includes wind direction guiding device, itself and condensation fan
Rack outer gas stream is guided and distribute to radiating fin by cooperation to be distributed in down with strengthening in radiating effect, the machine cabinet air-conditioner
Curved guide is provided between adjacent two radiating fin of group, its bottom-up inclination extension flows through radiating fin to guide
Air-flow along its surface flow, wherein condensation fan and wind direction guiding device are contained in condensing heat exchanger and positioned at its collecting
In space, wherein wind direction guiding device is formed with receiving space and is arranged at some air-out slits on top, these air-out slits
It is used for the distribution of air flow for importing condensation fan between two neighboring radiating fin respectively to radiating fin, wherein adjacent two
Some exhaust vents are formed between individual radiating fin, the wind direction guiding device, which has, has complemented each other to form above-mentioned receiving space
Upper shell and lower house, wherein upper shell top is formed with some projections being parallel to each other, and each projection is placed in adjacent two
Radiating fin exhaust vent is interior and offers above-mentioned air-out slit.
2. machine cabinet air-conditioner as claimed in claim 1, it is characterised in that：Wherein upper and lower two groups of radiating fins extend in lengthwise
It is interlaced on direction.
3. machine cabinet air-conditioner as claimed in claim 1, it is characterised in that：Wherein condensation fan is assembled in by fan installation plate
Wind direction guiding device, its air that there is the air outlet connected with the receiving space of wind direction guiding device to be used for being sucked is imported
Wind direction guiding device is simultaneously distributed between radiating fin.
4. machine cabinet air-conditioner as claimed in claim 3, it is characterised in that：Wherein fan installation plate and lower casing body by integral forming.
5. machine cabinet air-conditioner as claimed in claim 1, it is characterised in that：Wherein condensing heat exchanger includes substrate, positioned at substrate
The cover plate of side and the radiating fin for being located at substrate opposite side certainly, its substrate and/or cover plate are formed with above-mentioned collecting coolant media
Receiving space.
6. machine cabinet air-conditioner as claimed in claim 5, it is characterised in that：Wherein substrate is formed with below its receiving space
Chamber, wherein above-mentioned wind direction guiding device and condensation fan are contained in the chamber.
7. machine cabinet air-conditioner as claimed in claim 6, it is characterised in that：The bottom plate of the wherein chamber of substrate be formed with it is some enter
Air holes and machine cabinet air-conditioner ft connection, wherein condensation fan absorb the outer gas stream from fresh air inlet and dropped for condensing heat exchanger
Temperature.
8. machine cabinet air-conditioner as claimed in claim 5, it is characterised in that：Wherein substrate and cover plate are formed in one or split type
Structure.
9. machine cabinet air-conditioner as claimed in claim 6, it is characterised in that：It also has connection internal circulation heat-exchanging system and followed outside
The compressor and pipeline of ring heat-exchange system, wherein compressor are also contained in above-mentioned chamber.
10. machine cabinet air-conditioner as claimed in claim 5, it is characterised in that：Wherein radiating fin at least has two panels, and from base
Backboard extends to be formed from cover plate direction, itself and substrate integrated molding or welding or riveting or adhesive bond.
11. machine cabinet air-conditioner as claimed in claim 1, it is characterised in that：It also has isolation internal circulation heat-exchanging system and outer
The thermal insulation board of circulating heat exchange system, wherein above-mentioned evaporating heat exchanger, which is installed, is incorporated into thermal insulation board.
12. machine cabinet air-conditioner as claimed in claim 11, it is characterised in that：Wherein above-mentioned evaporating heat exchanger is provided with card
The installing plate of button or hole position, the installing plate is clasped in the thermal insulation board for being provided with hole position or buckle.
13. machine cabinet air-conditioner as claimed in claim 11, it is characterised in that：Wherein thermal insulation board is changed integrally formed with evaporation is collected
The tank of the condensed water of hot device.
14. machine cabinet air-conditioner as claimed in claim 1, it is characterised in that：Wherein inner housing is formed in one or welded, rivets
Structure, it offers the interior circulation air inlet relative with evaporation fan and the interior circulation air outlet relative with evaporating heat exchanger.
15. machine cabinet air-conditioner as claimed in claim 1, it is characterised in that：The inner housing edge is provided with installation frame, should
Installation frame with condensing heat exchanger is corresponding respectively is vertically arranged with two row's mounting holes, pacify so that inner housing and condensing heat exchanger coordinate
Fill and machine cabinet air-conditioner is installed on rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310187059.1A CN104165413B (en) | 2013-05-20 | 2013-05-20 | Machine cabinet air-conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310187059.1A CN104165413B (en) | 2013-05-20 | 2013-05-20 | Machine cabinet air-conditioner |
Publications (2)
| Publication Number | Publication Date |
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| CN104165413A CN104165413A (en) | 2014-11-26 |
| CN104165413B true CN104165413B (en) | 2017-08-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310187059.1A Expired - Fee Related CN104165413B (en) | 2013-05-20 | 2013-05-20 | Machine cabinet air-conditioner |
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| CN (1) | CN104165413B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105588229A (en) * | 2015-02-15 | 2016-05-18 | 海信（山东）空调有限公司 | Radiator and air conditioner |
| CN107438349B (en) * | 2017-07-07 | 2020-01-14 | 西安交通大学 | Natural heat dissipation device utilizing chimney effect |
| CN108105894A (en) * | 2018-02-09 | 2018-06-01 | 珠海格力电器股份有限公司 | Heat-exchange apparatus and air conditioner |
| CN110621136B (en) * | 2018-06-19 | 2022-08-02 | 中兴通讯股份有限公司 | Core assembly and communication outdoor cabinet heat exchanger |
| CN112004374A (en) * | 2020-08-05 | 2020-11-27 | 常州大学 | Cabinet air conditioner |
| CN116887567A (en) * | 2020-08-26 | 2023-10-13 | 广东美的暖通设备有限公司 | Electric control box and air conditioning system |
| CN113660833A (en) * | 2021-08-16 | 2021-11-16 | 东南大学 | Heat radiator and high heat flux density communication machine box |
| CN114760826B (en) * | 2022-06-13 | 2022-08-26 | 南京博斯威尔工业通信技术有限公司 | New forms of energy station panorama monitor terminal device |
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| CN104165413A (en) | 2014-11-26 |
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