CN213421271U - Cabinet air conditioner and electrical equipment - Google Patents
Cabinet air conditioner and electrical equipment Download PDFInfo
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- CN213421271U CN213421271U CN202022149966.5U CN202022149966U CN213421271U CN 213421271 U CN213421271 U CN 213421271U CN 202022149966 U CN202022149966 U CN 202022149966U CN 213421271 U CN213421271 U CN 213421271U
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- 238000005192 partition Methods 0.000 claims description 11
- 238000007664 blowing Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 19
- 239000003507 refrigerant Substances 0.000 description 20
- 239000000243 solution Substances 0.000 description 8
- 230000017525 heat dissipation Effects 0.000 description 7
- 238000009434 installation Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
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- 238000003860 storage Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model provides a rack air conditioner and electrical equipment applying the same, the rack air conditioner comprises a case, an external circulation heat exchange space and an internal circulation heat exchange space which are arranged along the height direction of the rack air conditioner in sequence are formed in the case, an in-cabinet air inlet and an in-cabinet air outlet which are communicated with the internal circulation heat exchange space are arranged at the upper part of the case, and the in-cabinet air outlet and the in-cabinet air inlet are arranged along the height direction of the rack air conditioner in sequence; the internal circulation heat exchange assembly is arranged in the internal circulation heat exchange space; the external circulation heat exchange assembly is arranged in the external circulation heat exchange space. The technical scheme of the utility model for the inner loop heat transfer process and the outer loop heat transfer process mutual noninterference in the rack air conditioner can improve the radiating efficiency.
Description
Technical Field
The utility model relates to a refrigeration technology field, in particular to rack air conditioner and electrical equipment who uses this rack air conditioner.
Background
The cabinet air conditioner is refrigeration equipment applied to cabinets such as outdoor electrical cabinets and small communication base stations, and can transfer heat generated in the cabinets to the outside of the cabinets. In the rack air conditioner on the current market, the internal circulation heat transfer process and the external circulation heat transfer process influence each other, and the radiating efficiency of rack air conditioner is lower.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a rack air conditioner and the electrical equipment who uses this rack air conditioner, aim at making the interior circulation heat transfer process and the outer loop heat transfer process mutual noninterference in the rack air conditioner, improve the radiating efficiency.
In order to achieve the above object, the utility model provides a cabinet air conditioner, include:
the heat exchanger comprises a cabinet, an air inlet, an air outlet and an air outlet, wherein an external circulation heat exchange space and an internal circulation heat exchange space are formed in the cabinet and sequentially arranged along the height direction of the cabinet air conditioner;
the internal circulation heat exchange assembly is arranged in the internal circulation heat exchange space;
the external circulation heat exchange assembly is arranged in the external circulation heat exchange space.
Optionally, the internal circulation heat exchange assembly comprises an in-cabinet heat exchanger and an internal fan assembly which are sequentially arranged along the height direction of the cabinet air conditioner;
and the airflow enters from the air inlet in the cabinet, sequentially passes through the inner fan assembly and the heat exchanger in the cabinet and is discharged from the air outlet.
Optionally, the heat exchanger in the cabinet is arranged obliquely relative to the air outlet direction of the air outlet in the cabinet.
Optionally, the inner fan assembly includes a volute and a centrifugal fan, a centrifugal air duct is formed in the volute, the volute is provided with an airflow inlet and an airflow outlet which are communicated with the centrifugal air duct, the airflow inlet faces the cabinet inner air inlet, the airflow outlet faces the cabinet inner heat exchanger located below the inner fan assembly, and the centrifugal fan is located in the centrifugal air duct to introduce the airflow from the airflow inlet and blow the airflow out from the airflow outlet.
Optionally, the centrifugal fan includes an impeller and an indoor motor, and the indoor motor is in transmission connection with the impeller to drive the impeller to rotate to generate centrifugal force;
the indoor motor is an inner rotor motor.
Optionally, the lower portion of the chassis is provided with an external cabinet air inlet and an external cabinet air outlet which are communicated with the external circulation heat exchange space, and the external circulation heat exchange assembly comprises an external cabinet heat exchanger and an external fan assembly, and is used for introducing air flow outside the cabinet through the external cabinet air inlet and blowing the air flow out through the external cabinet air outlet after heat exchange.
Optionally, the external fan assembly includes an axial fan and an outdoor motor, and the outdoor motor is in transmission connection with the axial fan to drive the axial fan to rotate;
the axial fan is arranged towards the cabinet air outlet so as to blow air to the cabinet air outlet, and the cabinet heat exchanger is positioned between the axial fan and the cabinet air outlet.
Optionally, the outdoor motor is an inner rotor motor.
Optionally, the chassis comprises a box body, a box door and a partition plate, the box body is provided with a mounting opening, the box door cover is arranged on the mounting opening to form a mounting cavity with the box body in an enclosing manner, and the partition plate is arranged in the mounting cavity to divide the mounting cavity into the outer circulation heat exchange space and the inner circulation heat exchange space;
the upper part of the box door is provided with the cabinet inner air inlet and the cabinet inner air outlet, and the lower part of the box body is provided with the cabinet outer air inlet and the cabinet outer air outlet.
The utility model also provides an electrical equipment, in rack and the aforementioned arbitrary one rack air conditioner, the rack air conditioner install in the rack for dispel the heat to the rack is inside, the rack air conditioner includes:
the heat exchanger comprises a cabinet, an air inlet, an air outlet and an air outlet, wherein an external circulation heat exchange space and an internal circulation heat exchange space are formed in the cabinet and sequentially arranged along the height direction of the cabinet air conditioner;
the internal circulation heat exchange assembly is arranged in the internal circulation heat exchange space and is used for introducing airflow in the cabinet from the cabinet internal air inlet and blowing the airflow out from the cabinet internal air outlet after heat exchange;
and the external circulation heat exchange assembly is arranged in the external circulation heat exchange space and is used for exchanging heat with air outside the cabinet.
The technical scheme of the utility model is that an internal circulation heat exchange space and an external circulation heat exchange space which are vertically separated are arranged in the case and are respectively used for accommodating the internal circulation heat exchange assembly and the external circulation heat exchange assembly, so that the heat exchange process of the air flow in the cabinet and the heat exchange process of the air flow outside the cabinet are orderly carried out and are not influenced by each other; furthermore, an air inlet in the cabinet and an air outlet in the cabinet which are used for communicating the internal circulation heat exchange space are positioned at different height positions of the case, so that air flows in the cabinet before and after heat exchange do not interfere with each other when entering and exiting the air conditioner of the cabinet, and the influence on the heat dissipation effect in the cabinet is avoided. Namely, the technical scheme of the utility model for heat transfer process and the outer heat transfer process of cabinet separately go on in the cabinet of rack air conditioner, and mutually noninterfere when making the interior airflow of cabinet around the heat transfer to advance out of rack air conditioner can improve rack air conditioner's radiating efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of the cabinet air conditioner of the present invention;
fig. 2 is an exploded view of the cabinet air conditioner of fig. 1;
FIG. 3 is a schematic view of the cabinet air conditioner removing cabinet of FIG. 1;
fig. 4 is a schematic structural view of the cabinet air conditioner of fig. 3 in another direction.
The reference numbers illustrate:
the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a rack air conditioner 100.
Referring to fig. 1, the cabinet air conditioner 100 includes a cabinet 10, and an internal circulation heat exchange assembly 20 and an external circulation heat exchange assembly 30 which are disposed in the cabinet 10, an external circulation heat exchange space and an internal circulation heat exchange space which are sequentially disposed along a height direction of the cabinet air conditioner 100 are formed in the cabinet 10, an in-cabinet air inlet 14 and an in-cabinet air outlet 15 which are communicated with the internal circulation heat exchange space are disposed at an upper portion of the cabinet 10, and the in-cabinet air inlet 14 and the in-cabinet air outlet 15 are sequentially disposed along the height direction of the cabinet air conditioner 100; the internal circulation heat exchange assembly 20 is arranged in the internal circulation heat exchange space; the external circulation heat exchange assembly 30 is disposed in the external circulation heat exchange space.
The utility model provides a cabinet air conditioner 100 indicates to be applied to the inside device that dispels the heat that carries on of cabinets such as outdoor communication rack, wireless outdoor cabinet basic station, battery rack to outside heat transfer to the cabinet with the inside production of cabinet, avoid the inside heat accumulation of cabinet.
In this embodiment, the cabinet air conditioner 100 is provided with the cabinet 10, and an installation cavity is formed inside the cabinet 10 and used for installing the internal circulation heat exchange assembly 20 and the external circulation heat exchange assembly 30 of the cabinet air conditioner 100, so that the internal circulation heat exchange assembly 20 and the external circulation heat exchange assembly 30 are fixed in relative positions, and further the indoor heat exchange system and the external circulation heat exchange assembly 30 are integrated into a whole, and during actual installation, the cabinet air conditioner 100 is only required to be placed on one side of the cabinet, so that the cabinet 10 is simplified to be disassembled and assembled. Specifically, an external circulation heat exchange space and an internal circulation heat exchange space which are mutually isolated are arranged inside the case 10, and the case 10 is further provided with an in-cabinet air inlet 14 and an in-cabinet air outlet 15 which are communicated with the internal circulation heat exchange space; further, the internal circulation heat exchange space and the external circulation heat exchange space are vertically arranged, the cabinet internal air inlet 14 and the cabinet internal air outlet 15 are arranged on the upper portion of the case 10, so that the internal circulation heat exchange assembly 20 and the external circulation heat exchange assembly 30 are vertically arranged inside the case 10, the cabinet internal air flow heat exchange process and the cabinet external air flow heat exchange process of the cabinet air conditioner 100 are located at different height positions, the cabinet internal air flow heat exchange and the cabinet external air flow heat exchange are prevented from being interfered with each other, and the heat exchange effect of the cabinet air conditioner 100 is prevented from being influenced.
Further, in the case 10, the cabinet interior air inlet 14 and the cabinet interior air outlet 15 are sequentially arranged along the height direction of the cabinet air conditioner 100, so that air flows entering and exiting the interior circulation heat exchange space for heat exchange do not interfere with each other, the temperature of the air flow before heat exchange is high and rises upwards, the air flow enters the interior circulation heat exchange space from the cabinet interior air inlet 14 at a higher position, the temperature of the air flow after heat exchange is low, the air flow is blown out from the cabinet interior air outlet 15 at a lower position, the high-temperature air flow and the low-temperature air flow do not interfere with each other, the air flow is not disturbed, and the heat dissipation efficiency of the cabinet air conditioner 100 on the air flow in the cabinet is improved.
It should be noted that, in this embodiment, the external circulation heat exchange assembly 30 may be, but is not limited to, a heat dissipation fin, a heat dissipation fan, or a water-cooling heat dissipation device, and only needs to exchange heat with the outside of the cabinet to transfer the airflow in the cabinet to the outside of the cabinet for dissipating heat of the cabinet air conditioner 100.
The technical scheme of the utility model is that an internal circulation heat exchange space and an external circulation heat exchange space which are vertically separated are arranged in the case 10 and are respectively used for accommodating the internal circulation heat exchange assembly 20 and the external circulation heat exchange assembly 30, so that the internal airflow heat exchange process and the external airflow heat exchange process are orderly carried out and are not mutually influenced; further, the in-cabinet air inlet 14 and the in-cabinet air outlet 15 for communicating the internal circulation heat exchange space are located at different height positions of the cabinet 10, so that the in-cabinet air flow before and after heat exchange does not interfere with each other when entering and exiting the cabinet air conditioner 100, and the heat exchange effect in the cabinet is prevented from being influenced. Namely, the technical scheme of the utility model for heat transfer process and the outer heat transfer process of cabinet separately go on in cabinet air conditioner 100's the cabinet, and mutual noninterference when making the interior airflow of cabinet around the heat transfer to advance out cabinet air conditioner 100 can improve cabinet air conditioner 100's heat exchange efficiency.
Referring to fig. 2, in some embodiments of the present invention, the internal circulation heat exchange assembly 20 includes an in-cabinet heat exchanger 22 and an internal fan assembly 21 sequentially disposed along the height direction of the cabinet air conditioner 100, and the airflow enters from the in-cabinet air inlet 14, sequentially passes through the internal fan assembly 21 and the in-cabinet heat exchanger 22, and is discharged from the out-cabinet air outlet 15. The technical scheme of the utility model, inner loop heat transfer subassembly 20 is located in the inner loop heat transfer space for with the higher cabinet interior air current of temperature by higher position air intake 14 introduces in the cabinet, and follow the lower position with the low temperature air current after the heat exchange air outlet 15 blows off in the cabinet. In this embodiment, the internal circulation heat exchange assembly 20 includes an internal cabinet heat exchanger 22, the internal cabinet heat exchanger 22 is disposed between the internal cabinet air inlet 14 and the internal cabinet air outlet 15 along the height direction of the cabinet air conditioner 100, so as to divide the internal circulation heat exchange space into a second air chamber communicated with the internal cabinet air inlet 14 and a first air chamber communicated with the internal cabinet air outlet 15, which are vertically arranged, and an air flow enters the second air chamber from the internal cabinet air inlet 14, enters the first air chamber after being subjected to heat exchange by the internal cabinet heat exchanger 22, and is blown out from the internal cabinet air outlet 15, so that the internal cabinet air flow entering the internal circulation heat exchange space is blown out after being subjected to sufficient heat exchange by the internal cabinet heat exchanger 22, so as to improve the heat exchange efficiency of the cabinet air conditioner 100 on the internal cabinet air flow.
With further reference to fig. 3, in some embodiments of the present invention, the heat exchanger 22 is disposed in an inclined manner with respect to the air outlet direction of the air outlet 15. The technical scheme of the utility model in, in the cabinet heat exchanger 22 the cross partition in the cabinet air intake 14 with between the air outlet 15 in the cabinet, so that get into the interior airflow of cabinet in inner loop heat transfer space by in the cabinet heat exchanger 22 fully exchanges heat. In this embodiment, the heat exchanger 22 in the cabinet is obliquely arranged to increase the heat exchange area of the heat exchanger 22 in the cabinet, so that the air flow in the cabinet fully contacts the heat exchanger 22 in the process of entering the second air chamber along the first air chamber, thereby improving the heat exchange efficiency of the heat exchanger 22 in the cabinet.
Referring to fig. 2, in some embodiments of the present invention, the inner fan assembly 21 includes a spiral casing 211 and a centrifugal fan 212, a centrifugal air duct is formed in the spiral casing 211, the spiral casing 211 is provided with an air inlet 2113 and an air outlet 2114 which are communicated with the centrifugal air duct, the air inlet 2113 faces the in-cabinet air inlet 14, the air outlet 2114 faces the in-cabinet heat exchanger 22 located below the inner fan assembly 21, and the centrifugal fan 212 is located in the centrifugal air duct to introduce an air flow from the air inlet 2113 and blow out the air flow from the air outlet 2114. The technical scheme of the utility model, interior fan subassembly 21 is located first wind chamber to the air current gets into from indoor air intake in the actuation cabinet first wind chamber, the redrive air current via indoor heat exchanger below interior fan subassembly 21 gets into second wind chamber. In this embodiment, the inner fan assembly 21 includes a centrifugal fan 212 and a volute 211, the volute 211 includes a volute panel 2112 and a volute main body 2111, the volute panel 2112 and the volute main body 2111 enclose to form a centrifugal air duct, the volute 211 is provided with an airflow inlet 2113 facing the indoor air inlet and communicating with the indoor air inlet, and the centrifugal fan 212 is located in the middle of the volute main body 2111 to introduce airflow into the centrifugal air duct from the airflow inlet 2113, and then blow the airflow to the lower in-cabinet heat exchanger 22 through the airflow outlet 2114. In this embodiment, the volute 211 and the centrifugal fan 212 are used to accelerate the flow of the air in the cabinet in the internal circulation heat exchange space, so as to improve the circulation efficiency of the air in the cabinet between the cabinet air conditioner 100 and the inside of the cabinet, and further improve the heat dissipation efficiency of the cabinet air conditioner 100 on the air in the cabinet.
Further, in some embodiments of the present invention, the centrifugal fan 212 includes an impeller 2122 and an indoor motor 2121, the indoor motor 2121 is in transmission connection with the impeller 2122 to drive the impeller 2122 to rotate to generate centrifugal force, and the indoor motor 2121 is an inner rotor motor. The technical scheme of the utility model in, be equipped with centrifugal fan 212 in the first wind chamber so that the air current flows with higher speed, in order to improve the heat exchange efficiency of cabinet air conditioner 100 to the interior air current of cabinet. In this embodiment, the centrifugal fan 212 includes an impeller 2122 disposed inside the scroll casing 211 and an indoor motor 2121 for driving the impeller 2122 to rotate, so that the impeller 2122 rotates to generate wind pressure and centrifugal force in the scroll casing 211, and further to drive the airflow to flow into a centrifugal air duct inside the scroll casing 211; further, the motor in the cabinet is an inner rotor motor, an output shaft of the motor in the cabinet is connected with the impeller 2122, and the impeller 2122 is driven to rotate through the rotation of the output shaft, so that the overall structure of the internal circulation heat exchange assembly 20 is light, core parts are easy to replace, and the maintenance after sale is convenient.
In some embodiments, the centrifugal fan 212 is fixed in the chassis 10; specifically, the centrifugal fan 212 further includes an inner motor bracket 2123, one end of the indoor motor 2121 away from the output shaft is fixed to the inner motor bracket 2123, one end of the indoor motor 2121 provided with the motor output shaft is inserted into the volute 211, and the inner motor bracket 2123 is fixed to the chassis, so as to fix the centrifugal fan 212 to the chassis 10.
Referring to fig. 3, in some embodiments of the present invention, the internal circulation heat exchange assembly 20 further includes a first air guide sleeve 23, the first air guide sleeve 23 is located between the airflow outlet 2114 of the spiral case 211 and the in-cabinet heat exchanger 22, and the in-cabinet heat exchanger 22 covers an end of the first air guide sleeve 23 away from the air outlet. In the technical scheme of the present invention, the centrifugal fan 212 and the in-cabinet heat exchanger 22 are arranged up and down, and the airflow outlet 2114 of the centrifugal fan 212 is arranged downward to blow the airflow downward to the in-cabinet heat exchanger 22, and enters the first air cavity after the heat exchange of the indoor heat exchanger; in this embodiment, the internal circulation heat exchange assembly 20 further includes a first air guide sleeve 23 located between the airflow outlet 2114 of the centrifugal fan 212 and the in-cabinet heat exchanger 22, one end of the first air guide sleeve 23 is communicated with the airflow outlet 2114, and the in-cabinet heat exchanger 22 covers an end of the first air guide sleeve 23 away from the centrifugal fan 212, so that the airflow blown out by the airflow of the centrifugal fan 212 is completely subjected to heat exchange by the in-cabinet heat exchanger 22 and then blown out from the in-cabinet air outlet 15. In some embodiments, the first dome 23 and the volute 211 are of a unitary structure, which facilitates injection molding.
In the illustrated embodiment, the first guiding cover 23 is disposed below the spiral casing, and the cabinet heat exchanger 22 is disposed in an inclined manner from top to bottom and gradually separated from the cabinet air outlet 15, so that the internal circulation heat exchange assembly 20 is more compact in structure, the volume of the cabinet air conditioner 100 is reduced, and the centrifugal fan 212 is convenient to assemble.
Referring to fig. 2, in some embodiments of the present invention, the lower portion of the case 10 is provided with an outside-cabinet air inlet 16 and an outside-cabinet air outlet, which are communicated with the external circulation heat exchange space, and the external circulation heat exchange assembly 30 includes an outside-cabinet heat exchanger 32 and an outside-cabinet air inlet assembly 31, and is configured to introduce the air flow outside the cabinet from the outside-cabinet air inlet 16 and blow out the air flow from the outside-cabinet air outlet after heat exchange. In the technical solution of the present invention, the cabinet air conditioner 100 absorbs the heat inside the cabinet through the internal circulation heat exchange assembly 20, and then exchanges the heat with the outside of the cabinet through the external circulation heat exchange assembly 30, so as to transmit the absorbed heat inside the cabinet to the outside of the cabinet; in this embodiment, the case 10 is provided with an outside cabinet air inlet 16 and an outside cabinet air outlet which are communicated with the outside circulation heat exchange space, so that the outside circulation heat exchange space is communicated with the outside, and outside cabinet air flows enter the outside circulation heat exchange space along the outside cabinet air inlet 16, and are blown out from the outside cabinet air outlet after heat exchange is performed with the outside circulation heat exchange assembly 30, so as to take away heat transferred to the cabinet air conditioner 100 by the inside cabinet air flows. Further, extrinsic cycle heat exchange assemblies 30 includes the outer heat exchanger 32 of cabinet and outer fan subassembly 31, outer fan subassembly 31 produces the wind pressure and drives the cabinet air current and follows the outer air intake 16 of cabinet gets into extrinsic cycle heat transfer space, again by the outer air outlet of cabinet blows out, so that the outer air current of cabinet is in flow with higher speed in the extrinsic cycle heat transfer space, improve the outer air current of cabinet is in circulation efficiency between cabinet air conditioner 100 and the external world, and then improve heat exchange efficiency between extrinsic cycle heat exchange assemblies 30 and the outer air current of cabinet.
Referring to fig. 4, in some embodiments of the present invention, the outer fan assembly 31 includes an axial fan 311 and an outdoor motor 312, the outdoor motor 312 is in transmission connection with the axial fan 311 to drive the axial fan 311 to rotate, the axial fan 311 faces the cabinet outer air outlet to be disposed to blow air to the cabinet outer air outlet, and the cabinet outer heat exchanger 32 is located between the axial fan 311 and the cabinet outer air outlet. In the technical scheme of the utility model, the external fan is arranged in the external circulation heat exchange space to drive the external cabinet air flow to enter the external circulation heat exchange space from the external cabinet air inlet 16, and then the external cabinet air flow after heat exchange is blown out from the external cabinet air outlet; in this embodiment, the external fan assembly 31 includes an axial fan 311 and an external cabinet motor, an output shaft of the external cabinet motor is connected to the axial fan 311 to drive the axial fan 311 to rotate to generate wind pressure, and then the airflow is blown axially along the axial fan 311 to an external cabinet air outlet and is exhausted from the external cabinet air outlet; the external cabinet heat exchanger 32 is arranged between the axial fan 311 and the external cabinet air outlet, so that the air flow blown to the external cabinet air outlet by the axial fan 311 is fully subjected to heat exchange by the external cabinet heat exchanger 32, and the heat exchange efficiency between the external circulation heat exchange assembly 30 and the external cabinet air flow is improved.
Further, in some embodiments of the present invention, the outside cabinet motor is an inner rotor motor; the output shaft of the motor outside the cabinet is connected with the axial flow fan 311, and the axial flow fan 311 is driven to rotate through the rotation of the output shaft, so that the overall structure of the external circulation heat exchange assembly 30 is light, core parts are easy to replace, and the maintenance after sale is convenient. In some embodiments, the outer fan assembly 31 is secured within the chassis 10; specifically, the outer fan assembly 31 further includes an outer motor support 313, one end of the outer cabinet motor, which is away from the output shaft, is fixed to the outer motor support 313, and the outer motor support 313 is fixedly connected to the chassis 10, so that the outer fan assembly 31 is fixed to the chassis 10.
In some embodiments of the present invention, the external circulation heat exchange assembly 30 further comprises a second air guide sleeve, which is located between the axial fan 311 and the external cabinet heat exchanger 32. In the technical scheme of the utility model, the airflow outlet of the axial flow fan is arranged towards the cabinet air outlet, and the cabinet external heat exchanger 32 is arranged between the outdoor air outlet and the airflow outlet along the airflow direction, so that the airflow is blown to the cabinet external heat exchanger 32 and then is discharged from the cabinet air outlet; further, in this embodiment, the external circulation heat exchange assembly 30 further includes a second air guide sleeve located between the airflow outlet of the axial flow fan and the outdoor heat exchanger, one end of the second air guide sleeve is communicated with the airflow outlet, and the outdoor heat exchanger is covered on one end of the second air guide sleeve away from the axial flow fan, so that the airflow blown out from the airflow outlet of the axial flow fan is completely blown out from the outdoor air outlet after heat exchange is performed by the outdoor heat exchanger.
Referring to fig. 2, in some embodiments of the present invention, the chassis 10 includes a box body 11, a box door 12 and a partition plate 13, the box body 11 is provided with a mounting opening, the box door 12 is covered on the mounting opening to form a mounting cavity with the box body 11, and the partition plate 13 is disposed in the mounting cavity to divide the mounting cavity into the outer circulation heat exchange space and the inner circulation heat exchange space; the upper part of the box door 12 is provided with the cabinet inner air inlet 14 and the cabinet inner air outlet 15, and the lower part of the box body 11 is provided with the cabinet outer air inlet 16 and the cabinet outer air outlet. The technical scheme of the utility model among, outer circulation heat transfer subassembly 30 and inner loop heat transfer subassembly 20 are located along the direction of height in proper order in the outer circulation heat transfer space and the inner loop heat transfer space of quick-witted incasement portion to respectively with the outer air current of cabinet and the interior air current heat exchange of cabinet, and then make the inside heat transfer of rack outside to the rack. Specifically, in this embodiment, an installation cavity is formed inside the chassis 10, a partition plate 13 is fixed in the installation cavity, and the partition plate 13 is transversely partitioned in the installation cavity to divide the installation cavity into the internal circulation heat exchange space and the internal circulation heat exchange space; the case 10 comprises a case body 11 and a case door 12, wherein a mounting opening is formed in one side of the case body 11, and the case door 12 is arranged on the mounting opening in a covering and opening manner, so that the internal circulation heat exchange assembly 20 and the external circulation heat exchange assembly 30 in the mounting cavity can be maintained, mounted, replaced or cleaned conveniently.
Further, the upper part of the box door 12 is provided with a box inner air inlet 14 and a box inner air outlet 15 which are communicated with the inner circulation heat exchange space, and the box inner air inlet 14 and the box inner air outlet 15 are arranged up and down so that the air flow in the box can circularly flow between the inside of the box and the inner circulation heat exchange space; the lower part of the box body 11 is provided with a cabinet outer air inlet 16 and a cabinet outer air outlet which are communicated with the outer circulation heat exchange space, so that the air flow outside the cabinet circularly flows between the outer circulation heat exchange space and the outside of the cabinet; in this embodiment, the in-cabinet air inlet 14 and the in-cabinet air outlet 15 communicating with the internal circulation heat exchange space and the out-cabinet air inlet 16 and the out-cabinet air outlet communicating with the external circulation heat exchange space are located at different heights and facing different directions, so that the air flow circulation between the cabinet air conditioner 100 and the inside of the cabinet and the air flow circulation between the cabinet air conditioner 100 and the outside of the cabinet do not interfere with each other, thereby preventing the in-cabinet air flow heat exchange process and the out-cabinet air flow heat exchange process from affecting each other, and further affecting the heat exchange efficiency of the cabinet air conditioner 100.
In some embodiments of the present invention, the box 11 includes a rear cover disposed opposite to the box door 12, and two side plates respectively connected to two side edges of the rear cover disposed opposite to each other, the side plate lower portion has been disposed at the outer air inlet 16 of the cabinet, the rear cover lower portion has been disposed at the outer air outlet of the cabinet. The technical scheme of the utility model, machine case 10 has seted up the intercommunication the outer air intake 16 of cabinet and the outer wind gap of cabinet in extrinsic cycle heat transfer space to make extrinsic cycle heat transfer space and external intercommunication, the outer airflow of cabinet is followed the outer air intake 16 of cabinet gets into extrinsic cycle heat transfer space, with extrinsic cycle heat exchange component 30 carries out the heat exchange after follow the outer wind gap of cabinet blows off to take away the heat that airflow passed to rack air conditioner 100 in the cabinet. In this embodiment, the cabinet outside air inlet 16 and the cabinet outside air outlet are respectively provided with a side plate and a rear cover of the box body 11, so that air flows entering and exiting the external circulation heat exchange space for heat exchange do not interfere with each other, the temperature of the air flow before heat exchange is higher, and the air flow enters the external circulation heat exchange space from the cabinet outside air inlet 16 at the lower part of the side plate; the temperature of the air flow after heat exchange is low, the air flow is blown out from the air outlet 15 in the cabinet at the lower part of the rear cover, the high-temperature air flow and the low-temperature air flow are not interfered with each other, and the heat exchange efficiency between the external circulation heat exchange assembly 30 and the outside of the cabinet is improved.
Referring to fig. 3, in some embodiments of the present invention, the cabinet air conditioner 100 further includes a refrigerant circulation pipeline 40, the refrigerant circulation pipeline 40 includes a compressor 41, two inner circulation refrigerant pipes 42 and two outer circulation refrigerant pipes 43, the compressor 41 is located in the outer circulation heat exchange space and is disposed at an interval with the outer circulation heat exchange assembly 30, the inner circulation refrigerant pipes 42 are respectively connected with the inner circulation heat exchange assembly 20 and the compressor 41, and the outer circulation refrigerant pipes 43 are respectively connected with the outer circulation heat exchange assembly 30 and the compressor 41. The technical scheme of the utility model, carry out the heat exchange through inner loop heat exchange assembly 20 and the interior airflow of cabinet to make the inside heat transfer of rack to rack air conditioner 100, carry out the heat exchange through extrinsic cycle heat exchange assembly 30 and rack are external again, so that the heat transfer that the airflow passes to rack air conditioner 100 in the cabinet is external to the rack, and then dispels the heat to the rack. In this embodiment, the cabinet air conditioner 100 further includes a compressor 41, an internal circulation refrigerant pipe 42, and an external circulation refrigerant pipe 43; specifically, two internal circulation refrigerant pipes 42 are provided, and two ends of each internal circulation refrigerant pipe 42 are respectively communicated with the compressor 41 and the internal circulation heat exchange assembly 20, so that a refrigerant circulates between the internal circulation heat exchange assembly 20 and the compressor 41; two external circulation refrigerant pipes 43 are provided, and two ends of each external circulation refrigerant pipe 43 are respectively communicated with the compressor 41 and the external circulation heat exchange assembly 30, so that the refrigerant circulates between the external circulation heat exchange assembly 30 and the compressor 41. When the cabinet air conditioner 100 operates, a refrigerant circulates between the internal circulation heat exchange assembly 20 and the external circulation heat exchange assembly 30 through the internal circulation refrigerant pipe 42 and the external circulation refrigerant pipe 43, and the compressor 41 compresses the refrigerant to provide power for refrigerant circulation, so that power for refrigeration cycle of the cabinet air conditioner 100 is provided.
Further, in this embodiment, the compressor 41 is disposed in the external circulation heat exchange space and is spaced from the external circulation heat exchange assembly 30, so as to prevent the heat of the compressor 41 and the heat of the external circulation heat exchange assembly 30 from affecting each other and affecting the heat exchange efficiency of the cabinet air conditioner 100.
In some embodiments, the inside of the case 10 is divided into an internal circulation heat exchange space and an external circulation heat exchange space which are vertically arranged by a partition plate 13, and the internal circulation refrigerant pipe 42 is inserted into the partition plate 13 and connected to the internal circulation heat exchange assembly 20.
The utility model also provides an electrical equipment (not shown), electrical equipment includes rack and the rack air conditioner 100 in aforementioned arbitrary embodiment, rack air conditioner 100 install in on the rack, with right the inside heat dissipation that dispels of rack. Specifically, the cabinet provided by the present invention may be, but is not limited to, an outdoor communication cabinet, a wireless outdoor cabinet base station, a storage battery cabinet, etc., and the cabinet air conditioner 100 provided by the present invention prevents heat accumulation inside the cabinet by conducting heat inside the cabinet to the outside of the cabinet; in some embodiments, the cabinet 10 of the cabinet air conditioner 100 is provided with a flange surface 17, the flange surface 17 is disposed around an outer edge of the cabinet 10, and the flange surface 17 is provided with a connecting hole for passing a fastening member to fix the cabinet air conditioner 100 to the cabinet. Of course, the fixing manner between the cabinet air conditioner 100 and the cabinet may use magnetic attraction, adhesion, welding, etc., and is not limited herein.
In some embodiments, the cabinet air conditioner 100 is fixed inside the cabinet, and the cabinet is provided with an external air outlet communicated with the cabinet external air outlet and an external air inlet communicated with the cabinet external air inlet 16, so that the cabinet external air flow can enter the external circulation heat exchange space from the external air inlet, and then the cabinet external air flow after heat exchange is blown out from the external air outlet, so that the heat inside the cabinet is transferred to the outside of the cabinet, and the heat inside the cabinet is prevented from being accumulated.
In some embodiments, the cabinet air conditioner 100 is fixed outside the cabinet, and the cabinet is provided with an internal air inlet communicated with the cabinet internal air outlet 15 and an internal air outlet communicated with the cabinet internal air inlet 14, so that the cabinet internal air flow can enter the internal circulation heat exchange space from the internal air outlet, and then the cabinet internal air flow after heat exchange enters the inside of the cabinet from the internal air outlet, thereby transferring the heat inside the cabinet to the cabinet air conditioner 100.
Of course, the cabinet air conditioner 100 may also be embedded in the cabinet, so that the portion of the cabinet air conditioner 100, which is provided with the cabinet inner air inlet 14 and the cabinet inner air outlet 15, is located inside the cabinet, so that the cabinet air conditioner 100 is provided with the cabinet outer air inlet 16 and the cabinet outer air outlet, is located outside the cabinet, and therefore the technical purpose of transferring the heat inside the cabinet to the outside of the cabinet can be achieved, and the installation position of the cabinet air conditioner 100 is not specifically limited.
Since the electrical equipment provided by the present application adopts all the technical solutions of all the embodiments in the cabinet air conditioner 100, at least all the beneficial effects brought by the technical solutions of the embodiments are achieved, and no further description is given here.
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.
Claims (10)
1. A cabinet air conditioner, comprising:
the heat exchanger comprises a cabinet, an air inlet, an air outlet and an air outlet, wherein an external circulation heat exchange space and an internal circulation heat exchange space are formed in the cabinet and sequentially arranged along the height direction of the cabinet air conditioner;
the internal circulation heat exchange assembly is arranged in the internal circulation heat exchange space;
the external circulation heat exchange assembly is arranged in the external circulation heat exchange space.
2. The cabinet air conditioner of claim 1, wherein the internal circulation heat exchange assembly comprises an in-cabinet heat exchanger and an internal fan assembly arranged in sequence along the height direction of the cabinet air conditioner;
and the airflow enters from the air inlet in the cabinet, sequentially passes through the inner fan assembly and the heat exchanger in the cabinet and is discharged from the air outlet.
3. The cabinet air conditioner of claim 2, wherein the cabinet heat exchanger is disposed obliquely with respect to the direction of the outlet air of the cabinet air outlet.
4. The cabinet air conditioner of claim 2, wherein the inner fan assembly comprises a volute and a centrifugal fan, the volute defines a centrifugal air duct therein, the volute defines an air inlet and an air outlet that communicate with the centrifugal air duct, the air inlet faces the cabinet air inlet, the air outlet faces the cabinet heat exchanger below the inner fan assembly, and the centrifugal fan is disposed in the centrifugal air duct to draw air in from the air inlet and blow the air out from the air outlet.
5. The cabinet air conditioner of claim 4, wherein the centrifugal fan comprises an impeller and an indoor motor, the indoor motor is in driving connection with the impeller to drive the impeller to rotate to generate centrifugal force;
the indoor motor is an inner rotor motor.
6. The cabinet air conditioner as claimed in any one of claims 1 to 5, wherein the lower portion of the cabinet is provided with an external cabinet air inlet and an external cabinet air outlet which are communicated with the external circulation heat exchange space, and the external circulation heat exchange assembly comprises an external cabinet heat exchanger and an external fan assembly, and is used for introducing the air flow outside the cabinet from the external cabinet air inlet and blowing out the air flow from the external cabinet air outlet after heat exchange.
7. The cabinet air conditioner of claim 6, wherein the outer fan assembly comprises an axial fan and an outdoor motor drivingly connected to the axial fan to rotate the axial fan;
the axial fan is arranged towards the cabinet air outlet so as to blow air to the cabinet air outlet, and the cabinet heat exchanger is positioned between the axial fan and the cabinet air outlet.
8. The cabinet air conditioner of claim 7, wherein the outdoor motor is an internal rotor motor.
9. The cabinet air conditioner according to claim 6, wherein the cabinet includes a cabinet body, a cabinet door, and a partition plate, the cabinet body is provided with a mounting opening, the cabinet door is covered on the mounting opening to form a mounting cavity with the cabinet body, and the partition plate is provided in the mounting cavity to divide the mounting cavity into the outer circulation heat exchange space and the inner circulation heat exchange space;
the upper part of the box door is provided with the cabinet inner air inlet and the cabinet inner air outlet, and the lower part of the box body is provided with the cabinet outer air inlet and the cabinet outer air outlet.
10. An electrical apparatus comprising a cabinet and the cabinet air conditioner as claimed in any one of claims 1 to 9, wherein the cabinet air conditioner is mounted to the cabinet for dissipating heat from the interior of the cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022149966.5U CN213421271U (en) | 2020-09-25 | 2020-09-25 | Cabinet air conditioner and electrical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022149966.5U CN213421271U (en) | 2020-09-25 | 2020-09-25 | Cabinet air conditioner and electrical equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213421271U true CN213421271U (en) | 2021-06-11 |
Family
ID=76264267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022149966.5U Active CN213421271U (en) | 2020-09-25 | 2020-09-25 | Cabinet air conditioner and electrical equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213421271U (en) |
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2020
- 2020-09-25 CN CN202022149966.5U patent/CN213421271U/en active Active
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