CN209823230U - Low-voltage complete switch equipment - Google Patents
Low-voltage complete switch equipment Download PDFInfo
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- CN209823230U CN209823230U CN201920678063.0U CN201920678063U CN209823230U CN 209823230 U CN209823230 U CN 209823230U CN 201920678063 U CN201920678063 U CN 201920678063U CN 209823230 U CN209823230 U CN 209823230U
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- switchgear
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Abstract
The utility model discloses a low pressure complete sets switchgear belongs to electrical equipment technical field. The method comprises the following steps: the switchgear body, the outside cover of switchgear body is equipped with the inner loop casing, be formed with circulation channel between switchgear body and the inner loop casing, and the lower terminal surface of switchgear body is provided with a plurality of exhaust vents, the up end of switchgear body is provided with a plurality of fresh air inlets, a plurality of exhaust vents and circulation channel's lower part intercommunication, a plurality of exhaust vents department is provided with a plurality of radiator fan, the lateral wall on circulation channel upper portion is provided with a plurality of semiconductor refrigeration pieces, a plurality of fresh air inlets and circulation channel's upper portion intercommunication, a plurality of fresh air inlet department is provided with the refrigeration fan. The utility model provides a pair of low pressure complete sets switch equipment realizes inner loop formula's cooling, can prevent that external environment from causing the influence to the switchgear main part, can effectively reduce the inside temperature of switchgear main part again.
Description
Technical Field
The utility model relates to an electrical equipment technical field specifically is a low pressure complete sets switchgear is related to.
Background
The low-voltage complete switch equipment is characterized in that a plurality of devices such as control, measurement and protection of low-voltage switches are fixed in a centralized manner inside a switch cabinet by a switch cabinet manufacturer, and the switch equipment is firm in structure and wide in use environment.
But current low pressure switchgear, heat dispersion relatively poor, when using for a long time, cause the interior component loss of cubical switchboard and age more easily, influence its life and stability in use to a certain extent, in addition because radiating needs can be seted up more louvre on the cabinet body, other environmental factors such as external dust can cause the influence to the equipment of the internal of cabinet.
SUMMERY OF THE UTILITY MODEL
The low-voltage switchgear assembly has the advantages that the internal circulation type cooling is realized, the influence of the external environment on the switchgear main body can be prevented, and the temperature inside the switchgear main body can be effectively reduced.
The specific technical scheme is as follows:
a low-voltage switchgear assembly comprising: the switchgear body, the outside cover of switchgear body is equipped with the inner loop casing, be formed with circulation channel between switchgear body and the inner loop casing, and the lower terminal surface of switchgear body is provided with a plurality of exhaust vents, the up end of switchgear body is provided with a plurality of fresh air inlets, a plurality of exhaust vents and circulation channel's lower part intercommunication, a plurality of exhaust vents department is provided with a plurality of radiator fan, the lateral wall on circulation channel upper portion is provided with a plurality of semiconductor refrigeration pieces, a plurality of fresh air inlets and circulation channel's upper portion intercommunication, a plurality of fresh air inlet department is provided with the refrigeration fan.
In the low-voltage switchgear assembly, the circulating channel and the circulating channel are arranged in a V shape.
In the low-voltage switchgear assembly, the plurality of air outlets are located at the middle of the lower portion of the circulating channel, and the plurality of air inlets are located at the middle of the upper portion of the circulating channel.
In the above-mentioned low pressure switchgear assembly, still have such a characteristic, the semiconductor refrigeration piece includes heat source terminal surface and cold source terminal surface, and the cold source terminal surface is located circulation channel's inside wall, and the heat source terminal surface is located circulation channel's outside wall.
In the above-mentioned low-voltage switchgear assembly, the heat source end face of each semiconductor refrigeration sheet is attached with a heat radiator.
In foretell low pressure complete set switchgear, still have such characteristic, still include an air-out pipe, the air-out pipe is located switchgear body internal top, and air-out pipe and a plurality of exhaust vents intercommunication.
In the above-mentioned low pressure switchgear assembly, still have such characteristic, the lower terminal surface of air-out pipe has evenly arranged a plurality of through-holes along the length direction of air-out pipe.
The positive effects of the technical scheme are as follows:
the utility model provides a pair of low pressure complete set switchgear, moreover, the steam generator is simple in structure, circulation casing and switchgear body formula design as an organic whole realize the cooling of switchgear main part inner loop formula to prevent that other factors such as outside dust from causing the influence to the switchgear main part, take out the hot-air in the switchgear main part in addition and send into the switchgear main part again after the cooling of outside circulation channel inside, can effectively cool down the switchgear main part, prevent that the switchgear main part is inside to break down because of the high temperature.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a low-voltage switchgear assembly according to the present invention.
In the drawings: 1. a switchgear body; 2. an internal circulation housing; 3. a circulation channel; 4. an air outlet; 5. a heat radiation fan; 6. an air inlet hole; 7. a refrigeration fan; 8. a semiconductor refrigeration sheet; 9. a heat sink; 10. and an air outlet pipe.
Detailed Description
In order to make the technical means, creation features, achievement purposes and effects of the present invention easy to understand, the following embodiments are specifically illustrated in conjunction with fig. 1.
Fig. 1 is the structural schematic diagram of an embodiment of the low-voltage switchgear assembly of the present invention, in this embodiment, this low-voltage switchgear assembly mainly includes switchgear body 1, internal circulation casing 2, circulation channel 3, exhaust vent 4, radiator fan 5, fresh air inlet 6, refrigeration fan 7, semiconductor refrigeration piece 8, radiator 9, exhaust pipe 10.
A low-voltage complete switch device, an inner circulation shell 2 is sleeved outside a switch device body 1, a circulation channel 3 is formed between the switch device body 1 and the inner circulation shell 2, hot air transmitted out of the switch device body 1 is cooled by the circulation channel 3 and then returns to the switch device body 1 again, so that the switch device body 1 is cooled, a plurality of air outlet holes 4 are formed in the lower end face of the switch device body 1, hot air is extracted from the air outlet holes 4 in the lower end face of the switch device body 1, a plurality of air inlet holes 6 are formed in the upper end face of the switch device body 1, cold air is blown in from the air inlet holes 6 in the upper end face of the switch device body 1, the air outlet holes 4 are communicated with the lower portion of the circulation channel 3, a plurality of cooling fans 5 are arranged at the air outlet holes 4, the cooling fans 5 are used for sending out the hot air in the switch device body 1, a plurality of semiconductor cooling sheets 8 are arranged, the semiconductor refrigeration piece 8 is used for cooling hot air in the circulation channel 3, the air inlet holes 6 are communicated with the upper portion of the circulation channel 3, the refrigeration fans 7 are arranged at the air inlet holes 6, and the refrigeration fans 7 are used for sending air which is already refrigerated into the switch device body 1 again.
In a preferred embodiment, as shown in fig. 1, the upper part of the circulation path 3 and the lower part of the circulation path 3 are arranged in a V-shape. By utilizing the principle that the density of cold air is higher than that of hot air, the lower part of the circulating channel 3 is in a V shape, which is beneficial to the rising of hot air to flow to the upper part of the circulating channel 3, and the upper part of the circulating channel 3 is in a V shape, which is beneficial to the falling of cold air to flow to the air inlet hole at the lower part of the circulating channel 3.
In a preferred embodiment, as shown in fig. 1, a plurality of outlet holes 4 are formed at the middle of the lower portion of the circulation passage 3, and a plurality of inlet holes 6 are formed at the middle of the upper portion of the circulation passage 3. Is beneficial to the flow of cold and hot air.
In a preferred embodiment, as shown in fig. 1, the semiconductor cooling plate 8 includes a heat source end surface and a heat source end surface, the heat source end surface is located on the inner side wall of the circulation channel 3, and the heat source end surface is located on the outer side wall of the circulation channel 3. The cold source terminal surface is used for cooling down to hot-air, and the heat transmission in the cold source terminal surface will hot-air is to the heat source terminal surface, dispels the heat through the heat source terminal surface.
In a preferred embodiment, as shown in fig. 1, a heat sink 9 is attached to the heat source end surface of each semiconductor cooling fin 8. The heat sink 9 is used for dissipating heat from the end face of the heat source, so that continuous cooling operation of the end face of the cold source is realized.
In a preferred embodiment, as shown in fig. 1, the switch device further includes an air outlet pipe 10, the air outlet pipe 10 is located above the interior of the switch device body 1, and the air outlet pipe 10 is communicated with the air inlet holes 6.
In a preferred embodiment, as shown in fig. 1, the lower end surface of the outlet duct 10 is uniformly provided with a plurality of through holes along the length direction of the outlet duct 10. The cold air is blown into the switchgear body 1 more uniformly, and the local high temperature inside the switchgear body 1 is reduced.
In the following description, a specific embodiment is described, and it should be noted that the structures, processes and materials described in the following embodiment are only used to illustrate the feasibility of the embodiment, and are not intended to limit the scope of the present invention.
This low pressure switchgear, utilize radiator fan to take out the hot-air in the switchgear main part from the exhaust vent and send into in the circulation channel, because the characteristic of hot-air can flow to circulation channel's upper portion, realize the cooling when the hot-air passes through the semiconductor refrigeration piece that circulation channel upper portion was arranged, the semiconductor refrigeration piece is through shifting the heat to the heat source terminal surface from the cold source terminal surface, recycle the radiator and cool the heat source terminal surface of semiconductor refrigeration piece, recycle the characteristic of cold-air and the work of refrigeration fan and get into the inside tuber pipe of switchgear main part with cold-air from the fresh air inlet, the inside of getting into the switchgear main part from a plurality of through-holes department of tuber pipe again, realize the cooling of switchgear main part.
The above is only a preferred embodiment of the present invention, and not intended to limit the scope of the invention, and it should be appreciated by those skilled in the art that various equivalent substitutions and obvious changes made in the specification and drawings should be included within the scope of the present invention.
Claims (7)
1. The utility model provides a low pressure switchgear assembly, includes the switchgear body, its characterized in that, the outside cover of switchgear body is equipped with the inner loop casing, the switchgear body with be formed with circulation channel between the inner loop casing, just the lower terminal surface of switchgear body is provided with a plurality of exhaust vents, the up end of switchgear body is provided with a plurality of fresh air inlets, and is a plurality of the exhaust vent with circulation channel's lower part intercommunication, it is a plurality of exhaust vent department is provided with a plurality of radiator fan, the lateral wall on circulation channel upper portion is provided with a plurality of semiconductor refrigeration pieces, and is a plurality of the fresh air inlet with circulation channel's upper portion intercommunication, it is a plurality of fresh air inlet department is provided with the refrigeration fan.
2. The low-voltage switchgear assembly according to claim 1, wherein the upper part of the circulation duct and the lower part of the circulation duct are arranged in a V-shape.
3. The switchgear as claimed in claim 2, wherein said plurality of air outlet holes are formed at the middle of the lower part of said circulation passage, and said plurality of air inlet holes are formed at the middle of the upper part of said circulation passage.
4. The low-voltage switchgear assembly according to claim 1, wherein the semiconductor chilling plate comprises a heat source end surface and a cold source end surface, the cold source end surface is located on an inner side wall of the circulation channel, and the heat source end surface is located on an outer side wall of the circulation channel.
5. The low-voltage switchgear assembly according to claim 4, wherein a heat sink is attached to a heat source end surface of each semiconductor cooling fin.
6. The low-voltage switchgear assembly according to claim 1, further comprising an air outlet pipe, wherein the air outlet pipe is located above the switchgear body, and the air outlet pipe is communicated with the air outlets.
7. The low-voltage switchgear assembly as claimed in claim 6, wherein said lower end surface of said outlet duct has a plurality of through holes uniformly arranged along the length direction of said outlet duct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920678063.0U CN209823230U (en) | 2019-05-13 | 2019-05-13 | Low-voltage complete switch equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920678063.0U CN209823230U (en) | 2019-05-13 | 2019-05-13 | Low-voltage complete switch equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209823230U true CN209823230U (en) | 2019-12-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920678063.0U Active CN209823230U (en) | 2019-05-13 | 2019-05-13 | Low-voltage complete switch equipment |
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| Country | Link |
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| CN (1) | CN209823230U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111431070A (en) * | 2020-04-23 | 2020-07-17 | 台州市振泰机电有限公司 | High-safety intelligent electric control cabinet and use method thereof |
-
2019
- 2019-05-13 CN CN201920678063.0U patent/CN209823230U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111431070A (en) * | 2020-04-23 | 2020-07-17 | 台州市振泰机电有限公司 | High-safety intelligent electric control cabinet and use method thereof |
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