CN211267546U - Outdoor cabinet heat exchanger - Google Patents
Outdoor cabinet heat exchanger Download PDFInfo
- Publication number
- CN211267546U CN211267546U CN202020226162.8U CN202020226162U CN211267546U CN 211267546 U CN211267546 U CN 211267546U CN 202020226162 U CN202020226162 U CN 202020226162U CN 211267546 U CN211267546 U CN 211267546U
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- heat
- cabinet
- air chamber
- cabinet body
- baffle plate
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Abstract
The utility model discloses an outdoor cabinet heat exchanger, which relates to the technical field of outdoor cabinets and heat exchangers, and comprises a cabinet body, a baffle plate assembly is vertically arranged in the cabinet body, the baffle plate assembly divides the interior of the cabinet body into an inner circulation wind chamber and an outer circulation wind chamber, a plurality of mounting holes are uniformly formed in the baffle plate assembly, heat pipes are obliquely arranged in the mounting holes, evaporation ends of the heat pipes are arranged in the inner circulation wind chamber downwards, condensation ends of the heat pipes are arranged in the outer circulation wind chamber upwards, a plurality of wind shields are horizontally arranged in the inner circulation wind chamber at intervals from top to bottom, one side of each wind shield is provided with a vent communicated up and down, and the vents on two adjacent wind shields are; the utility model discloses completely cut off inside and outside circulation wind, effectively prevent dust and moisture, adopt heat pipe and deep bead simultaneously, have good heat transfer effect.
Description
Technical Field
The utility model relates to an outdoor rack and heat exchanger technical field specifically are an outdoor rack heat exchanger.
Background
With the development of social science and technology, outdoor power equipment such as outdoor cabinets, communication cabinets, power cabinets, outdoor media, service cabinets and industrial electrical cabinets is more and more, the integration level of the power equipment in the cabinets is higher and higher, the heat consumption in unit space is also higher and higher, and therefore the excellent heat dissipation of the cabinets becomes one of the essential factors for the stable work of the power equipment. However, in the prior art, the heat dissipation effect of the cabinet is often deteriorated or the power failure occurs due to the fact that moisture or dust enters the cabinet along with fresh air in the heat dissipation process. In order to solve the problem, a heat exchanger is usually adopted in the prior art to completely isolate the inner air duct and the outer air duct, namely, the circulating air inside the cabinet and the circulating air outside the cabinet are isolated by a metal heat conduction partition plate and subjected to heat exchange, so that the heat exchange effect is not ideal, and the temperature difference between the inside and the outside of the cabinet is not large.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, the present invention provides an outdoor cabinet heat exchanger.
The utility model aims at realizing through the following technical scheme: an outdoor cabinet heat exchanger comprises a cabinet body 1, a partition plate assembly 2 is vertically arranged in the cabinet body 1, the partition plate assembly 2 divides the interior of the cabinet body 1 into an inner circulation air chamber 3 and an outer circulation air chamber 4, a plurality of mounting holes are uniformly formed in the partition plate assembly 2, heat pipes 5 are obliquely arranged in the mounting holes, evaporation ends of the heat pipes 5 are arranged in the inner circulation air chamber 3 downwards, condensation ends of the heat pipes 5 are arranged in the outer circulation air chamber 4 upwards, a first air port 101 and a second air port 102 communicated with the inner circulation air chamber 3 are arranged on one side wall of the cabinet body 1 from top to bottom, a third air port 103 and a fourth air port 104 communicated with the outer circulation air chamber 4 are arranged on the other side wall of the cabinet body 1 from top to bottom, a first fan 6 is arranged at the first air port 101, and a second fan 7 is arranged at the fourth air port 104, a plurality of wind shields 8 are horizontally arranged in the internal circulation air chamber 3 from top to bottom at intervals, one side of each wind shield 8 is provided with ventilation openings 801 which are communicated up and down, and the ventilation openings 801 on two adjacent wind shields 8 are arranged in a staggered mode.
In a preferred embodiment, the first tuyere 101, the third tuyere 103 and the fourth tuyere 104 are all provided with a dust screen 9.
In a preferred embodiment, a defogging net 10 is arranged at the second air port 102.
In a preferred embodiment, the separator plate assembly 2 comprises a first separator plate 201 and a second separator plate 202 which are vertically arranged, and a heat insulating material 203 is filled between the first separator plate 201 and the second separator plate 202.
In a preferred embodiment, the condensation end of the heat pipe 5 is provided with heat dissipation fins 11.
The utility model has the advantages that:
the internal circulation air chamber and the interior of the outdoor cabinet form internal circulation air through the first air port and the second air port, and the external circulation air chamber forms external circulation air through the third air port, the fourth air port and the external environment, so that ventilation between the interior of the outdoor cabinet and the external environment can be effectively isolated, and dust and moisture are prevented from entering the interior of the outdoor cabinet to influence the heat dissipation effect and cause electrical accidents;
the heat pipe is adopted for heat exchange, compared with the heat conduction partition plate in the prior art, the heat pipe has smaller requirement on the heat conduction temperature difference at two ends, and has better heat conduction performance when the temperature difference between the inside of the outdoor cabinet and the external environment is smaller;
the utility model adopts the wind shields which are arranged in a staggered way, increases the heat exchange time of the internal circulation air chamber, and simultaneously leads the internal circulation air to generate turbulent flow in the internal circulation air chamber, thereby enhancing the heat exchange effect;
the utility model prevents the inside of the cabinet body from generating local turbulence at the partition plate assembly, namely the cold and hot air junction, so that the cold and hot air junction at the middle part of the heat pipe generates local turbulence, thereby reducing the heat exchange effect; meanwhile, the insulating layer formed by the heat insulating material is added, so that steam formed at the evaporation end of the heat pipe can be condensed closer to the end of the condensation end, and the heat exchange effect is enhanced.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of an outdoor cabinet heat exchanger according to an embodiment of the present invention.
In the figure:
1. a cabinet body; 101. a first tuyere; 102. a second tuyere; 103. a third tuyere; 104. a fourth tuyere; 2. a partition plate; 201. a first separator; 202. a second separator; 203. a thermally insulating material; 3. an internal circulation air chamber; 4. an external circulation air chamber; 5. a heat pipe; 6. a first fan; 7. a second fan; 8. a wind deflector; 9. a dust screen; 10. a defogging net; 11. and (4) radiating fins.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
The invention will be further described with reference to the drawings and specific examples.
As shown in fig. 1, an outdoor cabinet heat exchanger provided in the embodiment of the present invention includes a cabinet 1, a partition plate assembly 2 is vertically disposed inside the cabinet 1, the partition plate assembly 2 divides the inside of the cabinet 1 into an inner circulation air chamber 3 and an outer circulation air chamber 4, a plurality of mounting holes (not shown in the figure) are uniformly formed in the partition plate assembly 2, heat pipes 5 are obliquely mounted in the mounting holes, evaporation ends of the heat pipes 5 are downwardly disposed inside the inner circulation air chamber 3, condensation ends of the heat pipes 5 are upwardly disposed inside the outer circulation air chamber 4, a first air port 101 and a second air port 102 which are communicated with the inner circulation air chamber 3 are disposed from top to bottom on one side wall of the cabinet 1, a third air port 103 and a fourth air port 104 which are communicated with the outer circulation air chamber 4 are disposed from top to bottom on the other side wall of the cabinet 1, a first fan 6 is disposed at the first air port 101, a second fan 7, a plurality of wind shields 8 are horizontally arranged in the internal circulation wind chamber 3 at intervals from top to bottom, one side of each wind shield 8 is provided with a vent 801 which is communicated up and down, and the vents 801 on two adjacent wind shields 8 are staggered;
the utility model discloses be applied to for the heat dissipation of outdoor rack, first wind gap 101 communicates with the air exit of outdoor rack, and second wind gap 102 communicates with the air intake of outdoor rack, and wherein outdoor rack and air exit, air intake on and above it are prior art, and will not be repeated here; the third air opening 103 and the fourth air opening 104 are both communicated with the external environment of the cabinet body 1; the internal circulation air chamber 3 and the interior of the outdoor cabinet form internal circulation air through a first air port 101 and a second air port 102, and specifically, hot air in the interior of the outdoor cabinet enters the internal circulation air chamber 3 through the first air port 101 under the action of a first fan 6, and enters the interior of the outdoor cabinet through the second air port 102 after being cooled to form the internal circulation air; the external circulation air chamber 4 forms external circulation air through the third air port 103, the fourth air port 104 and the external environment, specifically, cold air of the external environment enters the external circulation air chamber 4 through the fourth air port 104 under the action of the second fan 7, and is discharged to the external environment through the third air port 103 after taking away heat to form the external circulation air; the mode can effectively isolate ventilation between the interior of the outdoor cabinet and the external environment, and avoids dust and moisture from entering the interior of the outdoor cabinet to influence the heat dissipation effect and cause electrical accidents;
in the embodiment of the utility model, the heat pipe 5 is adopted for heat exchange, and compared with the heat conducting partition plate in the prior art, the heat conducting temperature difference requirement of the two ends of the heat pipe 5 is very small, so that the heat conducting performance is still good when the temperature difference between the interior of the outdoor cabinet and the external environment is small; when the evaporation end of the heat pipe is heated, liquid in a capillary pipe is quickly evaporated, steam flows to the other end under a small pressure difference and releases heat to be condensed into liquid at the condensation end again, the liquid flows back to the evaporation end along the porous material under the action of capillary force, and the heat is transmitted to the condensation end from the evaporation end to discharge the heat in the internal circulation air chamber 3, so that the effect of cooling the inside of the outdoor cabinet is achieved;
the embodiment of the utility model provides an in, adopt crisscross deep bead 8 that sets up, increase the heat transfer time of the inner loop wind in the inner loop plenum 3, make the inner loop wind produce the turbulent flow in the inner loop plenum 3 simultaneously, reinforcing heat transfer effect.
In a specific embodiment, the first air opening 101, the third air opening 103 and the fourth air opening 104 are all provided with a dust screen 9, and the dust screen at the first air opening 101 is used for preventing dust inside the outdoor cabinet from entering the internal circulation air chamber 3 and preventing the dust from attaching to the evaporation end of the heat pipe 5 to influence the heat exchange effect; the dust screens at the third air opening 103 and the fourth air opening 104 are used for preventing dust in the external environment from entering the external circulation air chamber 4 and affecting the heat dissipation effect.
In a specific embodiment, the second air opening 102 is provided with a defogging net 10, and the defogging net 10 is a prior art and is used for preventing water vapor generated by condensation after the temperature of the gas in the internal circulation air chamber 3 is reduced from entering the interior of the outdoor cabinet.
In a specific embodiment, the separator plate assembly 2 comprises a first separator plate 201 and a second separator plate 202 which are vertically arranged, and a heat insulating material 203 is filled between the first separator plate 201 and the second separator plate 202;
in the embodiment of the present invention, the insulating layer is formed by filling the heat insulating material 203 between the first partition 201 and the second partition 202, so as to prevent the inside of the cabinet body 1 from being located at the partition assembly 2, i.e. the cold and hot air junction, and to enable the middle portion of the heat pipe 5 to generate local turbulence at the cold and hot air junction, thereby reducing the heat exchange effect; meanwhile, the insulating layer formed by the heat insulating material 203 is added, so that steam formed by the evaporation end of the heat pipe 5 can be condensed closer to the end of the condensation end, and the heat exchange effect is enhanced; the first partition 201 and the second partition 202 may be made of heat insulation plate or common steel plate, which is not limited herein; the heat insulating material 203 may be a heat insulating material such as glass fiber, asbestos, rock wool, or the like according to the related art, but is not limited thereto.
In a specific embodiment, the condensing end of the heat pipe 5 is provided with a heat dissipating fin 11 for enhancing the heat dissipating effect of the condensing end and enhancing the heat exchange effect of the utility model; the installation of the heat dissipation fins 11 at the condensation end of the heat pipe 5 is known in the art and will not be described herein.
Finally, it should be noted that: the above-mentioned embodiments are only used for illustrating the technical solution of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (5)
1. An outdoor cabinet heat exchanger characterized in that: the improved refrigerator cabinet comprises a cabinet body (1), a partition plate assembly (2) is vertically arranged in the cabinet body (1), the partition plate assembly (2) is used for dividing the cabinet body (1) into an inner circulation air chamber (3) and an outer circulation air chamber (4), a plurality of mounting holes are uniformly formed in the partition plate assembly (2), heat pipes (5) are obliquely mounted in the mounting holes, evaporation ends of the heat pipes (5) are downwards arranged in the inner circulation air chamber (3), condensation ends of the heat pipes (5) are upwards arranged in the outer circulation air chamber (4), a first air opening (101) and a second air opening (102) communicated with the inner circulation air chamber (3) are formed in one side wall of the cabinet body (1) from top to bottom, and a third air opening (103) communicated with the outer circulation air chamber (4) is formed in the other side wall of the cabinet body (1) from top to bottom, The air conditioner comprises a fourth air opening (104), a first fan (6) is arranged at the position of the first air opening (101), a second fan (7) is arranged at the position of the fourth air opening (104), a plurality of wind shields (8) are horizontally arranged in the internal circulation air chamber (3) at intervals from top to bottom, a ventilation opening (801) which is communicated from top to bottom is formed in one side of each wind shield (8), and the ventilation openings (801) are arranged on the two adjacent wind shields (8) in a staggered mode.
2. An outdoor cabinet heat exchanger according to claim 1, wherein: and dust screens (9) are arranged at the first air opening (101), the third air opening (103) and the fourth air opening (104).
3. An outdoor cabinet heat exchanger according to claim 2, wherein: and a demisting net (10) is arranged at the second air port (102).
4. An outdoor cabinet heat exchanger according to claim 3, wherein: the baffle plate assembly (2) comprises a first baffle plate (201) and a second baffle plate (202) which are vertically arranged, and a heat insulating material (203) is filled between the first baffle plate (201) and the second baffle plate (202).
5. An outdoor cabinet heat exchanger according to claim 4, wherein: and a condensing end of the heat pipe (5) is provided with a radiating fin (11).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020226162.8U CN211267546U (en) | 2020-02-28 | 2020-02-28 | Outdoor cabinet heat exchanger |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020226162.8U CN211267546U (en) | 2020-02-28 | 2020-02-28 | Outdoor cabinet heat exchanger |
Publications (1)
Publication Number | Publication Date |
---|---|
CN211267546U true CN211267546U (en) | 2020-08-14 |
Family
ID=71961890
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202020226162.8U Expired - Fee Related CN211267546U (en) | 2020-02-28 | 2020-02-28 | Outdoor cabinet heat exchanger |
Country Status (1)
Country | Link |
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CN (1) | CN211267546U (en) |
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2020
- 2020-02-28 CN CN202020226162.8U patent/CN211267546U/en not_active Expired - Fee Related
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Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200814 |
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CF01 | Termination of patent right due to non-payment of annual fee |