CN218334810U - Outdoor high-low voltage distribution device - Google Patents
Outdoor high-low voltage distribution device Download PDFInfo
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- CN218334810U CN218334810U CN202221773055.2U CN202221773055U CN218334810U CN 218334810 U CN218334810 U CN 218334810U CN 202221773055 U CN202221773055 U CN 202221773055U CN 218334810 U CN218334810 U CN 218334810U
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- evaporator
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Abstract
The utility model discloses an outdoor high-low voltage distribution device, which can effectively solve the problems of dehumidification and temperature control of a power distribution cabinet; the dehumidifying structure is arranged in the cabinet body and comprises an evaporator, a condenser, a compressor and a fan, wherein the evaporator and the condenser are sequentially arranged along the air flowing direction; a partition board is arranged above the cabinet body to divide the cabinet body into an installation space and a treatment space, and a through hole for communicating the installation space and the treatment space is formed in the partition board; the evaporator is disposed within the processing space. Has the advantages that: compared with the fins of a traditional vertical array, the fins of the device are arranged in unique shapes, and under the same space condition, the fins are obliquely arranged to reduce the utilization rate of the increased space, so that the overall height of the cabinet body can be reduced by mapping the fins on the cabinet body, and the cost for manufacturing the cabinet body is saved.
Description
Technical Field
The utility model relates to an outdoor high-low voltage distribution device belongs to the switch board field.
Background
The main factors influencing the service life of the power distribution cabinet are the temperature change difference in the cabinet and whether substances corrosive to electric elements in the cabinet body are contained in the air; for the outdoor environment, the temperature changes greatly due to outdoor weather changes, and the moisture content in rainwater weather air is high due to the fact that the moisture content in the rainwater weather air is high, and the moisture can fall on the surface of an electrical element to influence the normal operation of the electrical element when the moisture enters the power distribution cabinet.
At present, an outdoor power distribution cabinet is generally externally provided with a circulating heat dissipation device or a dehumidifying device to maintain the air quality environment and the temperature environment in the power distribution cabinet; for example, a refrigeration device is arranged on the top of a power distribution cabinet in the Chinese utility model patent with the application number of "CN202120132555.7", a power distribution cabinet suitable for a server array; the refrigeration equipment is used as additional cooling equipment, and then the refrigeration equipment feeds back to the power distribution cabinet to cool the interior of the power distribution cabinet;
and the top of the power distribution cabinet in the Chinese utility model patent with the application number of CN202120566060.5, namely a high-voltage power distribution cabinet with a refrigeration and heat dissipation system, is also provided with a refrigeration box;
and through the description of this patent to the refrigeration case "the lateral wall of refrigeration case one side is close to the top and fixedly communicates and has the feed liquor pipe, the lateral wall of refrigeration case opposite side is close to the bottom and fixedly communicates and has the drain pipe, install the valve on the drain pipe, set up the feed liquor pipe and add a certain amount of condensate to the refrigeration incasement, keep the cold air in the snakelike intraductal of refrigeration case and keep the coldness, set up drain pipe and valve and be used for the discharge of condensate" can learn that this equipment is the refrigerator that constitutes through compressor, expansion valve, evaporimeter, condenser and pipeline among the prior art.
However, in the evaporator used in the "high voltage power distribution cabinet with refrigeration and heat dissipation system" of the chinese utility model patent with the application number "CN202120566060.5", a large number of fins are arranged in the evaporator; the moist gas contacts with the fins to exchange heat, so that the temperature in the evaporation chamber is reduced; when the humid air reaches its dew point temperature, moisture is separated out due to the condensation phenomenon, i.e., is transformed into water droplets upon cooling.
The fins in the evaporator are generally the same as those in a Chinese utility model patent with the application number of "CN201320816088.5" of finned evaporator "; this kind of fin needs gas and fin contact when to gas condensation, that is to say the effect of the big condensation of area of fin is better, the effect of condensation is better just the speed of cooling is just faster better, just so can shorten the time to switch board input air conditioning, increase the effect to the switch board cooling, but the defect of this kind of fin is that the matrix sets up, the mode that wants to increase area of contact only increases the quantity of fin or increases the height of fin, the width, the space of evaporating chamber must be increased like this, thereby increase the volume of the distribution cabinet body.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an outdoor high-low voltage distribution device can effectively solve the problem of switch board heat dissipation and dehumidification.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the dehumidifying cabinet comprises a cabinet body and a dehumidifying structure arranged in the cabinet body, wherein the dehumidifying structure comprises an evaporator and a condenser which are sequentially arranged along the air flowing direction, and a compressor and a fan which are communicated with the evaporator and the condenser and control the air flowing; a partition board is arranged above the cabinet body to divide the cabinet body into an installation space and a treatment space, and a through hole communicated with the installation space and the treatment space is formed in the partition board; the evaporator is arranged in the processing space; the evaporator comprises an evaporation chamber and fins arranged in the evaporation chamber, the fins are obliquely arranged in the evaporation chamber, and the front sides and the rear sides of the fins are bent downwards.
Preferably: the installation space divided by the cabinet body by the marketing partition plate is positioned below the partition plate, and the treatment space is positioned above the partition plate; the evaporator is fixed on the partition plate through bolts and is arranged close to one side in the processing space, and the evaporator, the compressor, the condenser and the fan are respectively arranged on the other side from one side of the processing space.
Preferably: the evaporator is characterized in that the fins are a plurality of in number and are arranged in the evaporator in an overlapped mode, gaps are formed between every two adjacent fins, the fins are overlapped to form an evaporation assembly, the evaporation chamber is formed by surrounding of a shell, connecting ports are formed in two sides of the shell, and two ends of the evaporation assembly are installed on the connecting ports.
Preferably: copper tubes may be inserted over the fins.
Further: an input air pipe is connected between the air flow input end of the evaporator and the through hole, and the cross section of the through hole is rectangular.
Preferably: the number of the connecting ports is two, one of the connecting ports is an airflow input end of the evaporator, and the other connecting port is an airflow output end of the evaporator; wherein the input air pipe is communicated with the connecting port which is the airflow input end of the evaporator.
Preferably: the middle part of the input trachea is provided with a ninety-degree bend.
Further: the fin is located the terminal part of low level and bends upwards.
Preferably, the following components: the fins are located at the end face of the lower horizontal plane, parallel to the horizontal plane.
And further: the evaporator front and back is also provided with a water diversion groove, the water diversion groove is positioned under the front and back ends of the fins, and the water diversion groove is communicated with the external environment of the cabinet body through a water diversion pipe.
Preferably, the following components: the diversion channel is arranged in the evaporation chamber and is formed by strip steel with a concave-shaped section.
Further: air guide pipes are connected between the evaporator and the condenser and between the condenser and the fan; the fan output end is also provided with a circulating pipe, one section of the circulating pipe is arranged at the air output opening of the fan, and the other end of the circulating pipe is connected to the lower part of the cabinet body and is communicated with the inside of the cabinet body.
Preferably: the circulating pipe is installed on one side of the cabinet body, and the input air pipe is arranged on the other side close to the cabinet body.
The beneficial effects are that:
compared with the traditional vertical array fins, the fins of the device are arranged in a unique shape, so that the utilization rate of increased space can be reduced under the same space condition due to the inclined arrangement of the fins, the height of the whole cabinet body can be reduced by mapping the fins on the cabinet body, and the cost for manufacturing the cabinet body is saved; in addition, the fins of the device are arranged in a bent mode, so that the wet air can slide from the front side and the rear side of the fins along the shape of the fins after being condensed into liquid drops, and the subsequent treatment of the wet air is not affected.
Drawings
For ease of illustration, the invention is described in detail by the following detailed description and accompanying drawings.
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a perspective view of the fin of the present invention;
fig. 3 is a front view of the fin of the present invention.
Description of reference numerals:
1. a cabinet body; 2. a dehumidification structure; 3. an evaporator; 4. a condenser; 5. a compressor; 6. a fan; 7. a partition plate; 8. a fin; 9. inputting the air pipe; 10. a water diversion groove; 11. an air duct; 12. a circulation pipe.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are exemplary intended for explaining the present invention, and should not be construed as limiting the present invention.
Referring to fig. 1-3, an embodiment of an outdoor high-low voltage power distribution device of the present invention is shown, which is divided into three processes when the device is in operation,
the first process is that the normal temperature humid air in the installation space in the cabinet body 1 is sucked into the evaporator 3 through the fan 6;
the fan 6 is started, negative pressure is formed in the cabinet body 1, air in the cabinet body 1 flows towards the fan 6, and at the moment, moist air in the installation space of the cabinet body 1 enters the evaporator 3 through the input air pipe 9.
The second process is that the water vapor in the sucked normal temperature humid air passes through the evaporator 3 (the cooling copper pipe and the fins 8 are liquefied into water drops);
in the process, the moist air enters the special-shaped fins 8, and exchanges heat with the evaporator according to the principle of the evaporator 3, so that the temperature in the evaporation chamber is reduced; when the humid air reaches the dew point temperature, moisture is separated out due to the condensation phenomenon, namely, the moisture is converted into water drops when meeting cold, and the water drops slide along the unique surface of the fin 8 to the front side and the rear side of the fin 8 under the action of gravity, so that the moisture in the humid air is collected.
The third process is that the dry air cooled by the evaporator 3 is heated to normal temperature by the condenser 4 (high temperature copper pipe and fins) and is discharged through the air outlet;
in this in-process, because evaporimeter 3 is the condensation process, so the air temperature of production is lower, though the cold air can directly lead to carry out the heat dissipation operation to the electrical components in the cabinet body 1, but this temperature value can not be adjusted, and to the switch board, neglect also can cause certain influence to the electrical components under the condition of cold neglecting hot, so the most important temperature in the cabinet body 1 is in suitable temperature interval, this device adds the purpose of condenser 4 and also can carry out the heat exchange once more to the low temperature air through condenser 4, the temperature of heat exchange can be controlled in this exchange, conveniently lead to in the cabinet body 1, adjust the cabinet body 1 temperature.
The three processes are repeated in this period, so that the cabinet 1 can be dehumidified in a humid environment and the temperature in the cabinet 1 can be controlled.
The dehumidifying structure 2 is arranged in the cabinet body 1, and the dehumidifying structure 2 comprises an evaporator 3 and a condenser 4 which are sequentially arranged along the air flowing direction, and a compressor 5 and a fan 6 which are communicated with the evaporator 3 and the condenser 4 and control the air flowing; a partition plate 7 is arranged above the cabinet body 1 to divide the cabinet body 1 into an installation space and a treatment space, and a through hole for communicating the installation space and the treatment space is formed in the partition plate 7; the evaporator 3 is disposed in the processing space; the evaporator 3 includes an evaporation chamber and fins 8 provided in the evaporation chamber, the fins 8 are provided obliquely in the evaporation chamber, and the front and rear sides of the fins 8 are bent downward.
In the device, compared with the traditional vertical array fins, the fins 8 are arranged in a unique shape, under the same space condition, the fins 8 are obliquely arranged, so that the utilization rate of the increased space can be reduced, the overall height of the cabinet body 1 can be reduced by mapping the fins 8 on the cabinet body 1, and the cost for manufacturing the cabinet body 1 is saved; moreover, the fins 8 of the device are bent, so that the wet air can slide off from the front side and the rear side of the fins 8 along the shape of the fins 8 after being condensed into liquid drops, and the subsequent treatment of the wet air is not influenced.
The installation space of the cabinet body 1 divided by the partition plate 7 is positioned below the partition plate 7, and the processing space is positioned above the partition plate 7; the evaporator 3 is fixed on the partition plate 7 through bolts and is arranged at one side close to the treatment space, and the evaporator 3, the compressor 5, the condenser 4 and the fan 6 are respectively arranged at the other side from one side of the treatment space.
The fin 8 is a plurality of, and the setting is in the evaporating chamber of evaporimeter 3 each other superposes to be provided with the clearance between two adjacent fins 8, a plurality of fins 8 superpose each other and form evaporation assembly, and the evaporating chamber is surrounded by the shell and is formed, and the shell both sides are provided with the connector, and the evaporation assembly both ends are installed on the connector.
An input air pipe 9 is connected between the airflow input end of the evaporator 3 and the through hole, and the cross section of the through hole is rectangular.
The shape of the input air pipe 9 is matched with the evaporation assembly consisting of the fins 8.
The number of the connecting ports is two, one of the connecting ports is an airflow input end of the evaporator 3, and the other connecting port is an airflow output end of the evaporator 3; wherein the input air pipe 9 is communicated with a connecting port which is the airflow input end of the evaporator 3.
The middle part of the input air pipe 9 is provided with a ninety-degree bend; since the partition 7 is horizontally disposed and the side of the evaporator 3 is vertically disposed, the inlet air pipe 9 needs to change the direction of the pipe.
The end part of the fin 8 at the lower level is bent upwards. The fins 8 are located at the end face of the lower level, parallel to the horizontal plane. The arrangement is that air enters the gap between two adjacent fins 8 horizontally, and the kinetic energy loss during the gas flowing is reduced.
A water guide groove 10 is further formed in the front and rear of the evaporator 3, the water guide groove 10 is located right below the front and rear ends of the fins 8, and the water guide groove 10 is communicated with the external environment of the cabinet body 1 through a water guide pipe; the flume 10 is arranged in the evaporation chamber, and the flume 10 is made of strip steel with a concave-shaped section.
The flume 10 is arranged to receive water precipitated from the humid air.
Gas-guide tubes 11 are connected between the evaporator 3 and the condenser 4 and between the condenser 4 and the fan 6; the output end of the fan 6 is also provided with a circulating pipe 12, one section of the circulating pipe 12 is arranged at the air output opening of the fan 6, and the other end of the circulating pipe 12 is connected to the lower part of the cabinet body 1 and is communicated with the inside of the cabinet body 1; the circulating pipe 12 is arranged at one side of the cabinet body 1, and the input air pipe 9 is arranged at the other side close to the cabinet body 1.
The circulating pipe 12 is used for realizing the circulating operation of dehumidification and temperature control in the cabinet body 1.
The above description is only for the specific embodiment of the present invention, but the technical features of the present invention are not limited thereto, and any person skilled in the art can make changes or modifications within the scope of the present invention.
Claims (5)
1. An outdoor high-low voltage distribution device, its characterized in that: the dehumidifying cabinet comprises a cabinet body (1) and a dehumidifying structure (2) arranged in the cabinet body (1), wherein the dehumidifying structure (2) comprises an evaporator (3), a condenser (4), a compressor (5) communicated with the evaporator (3) and the condenser (4) and a fan (6) for controlling air flow, wherein the evaporator (3) and the condenser (4) are sequentially arranged along the air flow direction; a partition plate (7) is arranged above the cabinet body (1) to divide the cabinet body (1) into an installation space and a treatment space, and a through hole for communicating the installation space and the treatment space is formed in the partition plate (7); the evaporator (3) is arranged in the processing space; the evaporator (3) comprises an evaporation chamber and fins (8) arranged in the evaporation chamber, the fins (8) are obliquely arranged in the evaporation chamber, and the front side and the rear side of each fin (8) are bent downwards.
2. The outdoor high and low voltage power distribution apparatus of claim 1, wherein: an input air pipe (9) is connected between the air flow input end of the evaporator (3) and the through hole, and the cross section of the through hole is rectangular.
3. The outdoor high and low voltage power distribution apparatus of claim 2, wherein: the fin (8) is positioned at the tail end part of the low water level and is bent upwards.
4. The outdoor high and low voltage power distribution apparatus of claim 3, wherein: the evaporator is characterized in that a water guide groove (10) is further formed in the front and rear of the evaporator (3), the water guide groove (10) is located under the front end and the rear end of the fin (8), and the water guide groove (10) is communicated with the external environment of the cabinet body (1) through a water guide pipe.
5. The outdoor high and low voltage power distribution apparatus of claim 1, wherein: gas guide pipes (11) are connected between the evaporator (3) and the condenser (4) and between the condenser (4) and the fan (6); the air conditioner is characterized in that the output end of the fan (6) is further provided with a circulating pipe (12), one section of the circulating pipe (12) is arranged at the air output opening of the fan (6), and the other end of the circulating pipe is connected to the lower portion of the cabinet body (1) and communicated with the inside of the cabinet body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221773055.2U CN218334810U (en) | 2022-07-11 | 2022-07-11 | Outdoor high-low voltage distribution device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221773055.2U CN218334810U (en) | 2022-07-11 | 2022-07-11 | Outdoor high-low voltage distribution device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218334810U true CN218334810U (en) | 2023-01-17 |
Family
ID=84871264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221773055.2U Active CN218334810U (en) | 2022-07-11 | 2022-07-11 | Outdoor high-low voltage distribution device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218334810U (en) |
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2022
- 2022-07-11 CN CN202221773055.2U patent/CN218334810U/en active Active
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