CN209766946U - Outdoor looped netowrk case - Google Patents
Outdoor looped netowrk case Download PDFInfo
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- CN209766946U CN209766946U CN201920665505.8U CN201920665505U CN209766946U CN 209766946 U CN209766946 U CN 209766946U CN 201920665505 U CN201920665505 U CN 201920665505U CN 209766946 U CN209766946 U CN 209766946U
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- electronic dehumidifier
- dehumidifier
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Abstract
The utility model discloses an outdoor ring main unit, which comprises a box body, wherein a switch cabinet is arranged in the box body; the inner wall of the box body is symmetrically provided with a first electronic dehumidifier and a second electronic dehumidifier; a first temperature and humidity sensor is arranged on the inner wall above the second electronic dehumidifier; the left side surface and the right side surface of the box body are respectively provided with an air inlet and an air outlet; a fan is arranged at the air inlet; an air filter screen is arranged at the front end of the fan; a second temperature and humidity sensor is arranged outside the fan; steel ropes are symmetrically arranged on the left side surface and the right side surface of the box body; a plurality of support columns are uniformly arranged on a bottom plate of the box body; the middle part of the box body bottom plate is symmetrically provided with vertical rods; the lower ends of the vertical rods are horizontally provided with positioning plates; the left end and the right end of the positioning plate are both provided with concave fixing blocks; the lower end of the positioning plate is correspondingly provided with a connecting rod; the bottom of the connecting rod is vertically provided with a weighing block. The utility model discloses can not only stabilize the setting, reduce the fault probability moreover, have extensive suitability.
Description
Technical Field
The utility model relates to a looped netowrk case especially relates to an outdoor looped netowrk case, belongs to distribution equipment technical field.
Background
Along with the development of economic society, the demands of residential users and enterprises and public institutions in urban centers on power supply reliability are higher and higher, a power distribution system is a link directly facing users in a power system, and influences on the power supply reliability of the users are most obvious, so that a power distribution network becomes a key link for restricting the improvement of the power supply reliability. The outdoor ring net cage is widely applied to become an important component of a power distribution network, and is wider and wider in application range and more in quantity. The operation reliability of the outdoor ring net cage directly relates to the power supply quality and the power supply reliability. Outdoor looped netowrk case often places outdoors, and the various required electrical parts have been placed to its inside. However, since the external environment changes frequently and is relatively complex, many severe disasters, such as natural disasters like typhoons and hurricanes, occur, and therefore, when the natural disasters occur, the outdoor ring main unit is often blown away or flushed away, so that the outdoor ring main unit cannot work normally; meanwhile, the field operation experience shows that the environment in the ring main unit and the air quality in the switch cabinet are poor (high temperature, high humidity, condensation and dust deposition), and in the long-term operation process, the insulation deterioration, the reduction of the insulation strength, the corrosion of an operating mechanism, the shortening of the service life of equipment, even accidents and the like can be caused.
SUMMERY OF THE UTILITY MODEL
in order to solve the shortcomings existing in the technology, the utility model provides an outdoor ring main unit.
In order to solve the technical problem, the utility model discloses a technical scheme is: an outdoor ring main unit comprises a main body, wherein a switch cabinet is arranged in the main body; the inner wall of the box body is symmetrically provided with a first electronic dehumidifier and a second electronic dehumidifier; a first temperature and humidity sensor is arranged on the inner wall above the second electronic dehumidifier; the left side surface and the right side surface of the box body are respectively provided with an air inlet and an air outlet; a fan is arranged at the air inlet; an air filter screen is arranged at the front end of the fan; a second temperature and humidity sensor is arranged outside the fan;
Steel ropes are symmetrically arranged on the left side surface and the right side surface of the box body; a plurality of support columns are uniformly arranged on a bottom plate of the box body; the middle part of the box body bottom plate is symmetrically provided with vertical rods; the length of each vertical rod is greater than that of each support column; the lower ends of the vertical rods are horizontally provided with positioning plates; the bottom of each vertical rod is fixedly connected with the top of the positioning plate; the left end and the right end of the positioning plate are both provided with concave fixing blocks; the lower end of the positioning plate is correspondingly provided with a connecting rod; the centers of the connecting rods and the center of the vertical rod are on the same vertical line; the bottom of the connecting rod is vertically provided with a weighing block.
The box body is also provided with a control main board; the input end of the control main board is respectively connected with the first electronic dehumidifier and the second electronic dehumidifier through pulse signals; the input of control mainboard is connected with temperature and humidity sensor, No. two temperature and humidity sensor respectively, and the output is connected with fan, dehumidifier respectively.
The first electronic dehumidifier and the second electronic dehumidifier are both drainage type electronic dehumidifiers.
The top of the box body 1 is provided with a cover plate in a matching way; the left side and the right side of the cover plate are both provided with a drainage inclination angle; the drainage inclination angle is 2 ~ 5.
The tail ends of the steel ropes are provided with positioning nails.
The bottom of the box body is provided with a cable trench communicated with the switch cabinet.
The utility model discloses not only can stabilize fix on the position of needs, protected public property, through effectively improving operating condition, reduced electrical equipment fault probability moreover, guarantee equipment can normally work simultaneously, has improved the security and the reliability of equipment operation, has extensive suitability.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
In the figure: 1. a box body; 2. a first electronic dehumidifier; 3. a second electronic dehumidifier; 4. an air filter screen; 5. a fan; 6. an air outlet; 7. a first temperature and humidity sensor; 8. a second temperature and humidity sensor; 9. a cover plate; 10. a support pillar; 11. a steel cord; 12. a vertical rod; 13. positioning a plate; 14. weighing a weight block; 15. a connecting rod; 16. and (5) fixing blocks.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The outdoor ring main unit shown in fig. 1 comprises a main body 1, wherein a switch cabinet is arranged in the main body 1; the bottom of the box body 1 is provided with a cable trench communicated with the switch cabinet. The dew point temperature of the air in the switch cabinet is reduced by reducing the moisture content of the air in the switch cabinet, so that the dew point temperature of the air is lower than the surface temperature of a component which is not allowed to generate dew. The air pressure in the ring net cage and the switch cabinet is positive pressure relative to the atmosphere by the fan 5 outside the switch cabinet, so that the air in the gap between the bottom of the switch cabinet and the cable trench can only flow from top to bottom, the wet air in the cable trench is prevented from entering the switch cabinet, and the humidity of the air in the cabinet outer box is controlled, the moisture content of the air in the cabinet is reduced, the dew point temperature of the air in the cabinet is ensured to be lower than the surface temperature of equipment in the cabinet, and the aim of preventing condensation in the switch cabinet is fulfilled.
A first electronic dehumidifier 2 and a second electronic dehumidifier 3 are symmetrically arranged on the inner wall of the box body 1; the first electronic dehumidifier 2 and the second electronic dehumidifier 3 are both drainage type electronic dehumidifiers. A first temperature and humidity sensor 7 is arranged on the inner wall above the second electronic dehumidifier 3; the left side surface and the right side surface of the box body 1 are respectively provided with an air inlet and an air outlet 6; a fan 5 is arranged at the air inlet; an air filter screen 4 is arranged at the front end of the fan 5; a second temperature and humidity sensor 8 is arranged outside the fan 5; the discharge of harmful gas in the ring main unit is ensured through the replacement effect of air inside and outside the ring main unit; and the air outside the box is efficiently filtered through the air filter screen 4, positive pressure is kept in the box, and outdoor dust cannot enter from gaps such as door holes, so that the cleanness of the air in the ring main unit is ensured.
Steel ropes 11 are symmetrically arranged on the left side surface and the right side surface of the box body 1; the tail ends of the steel ropes 11 are provided with positioning nails. A plurality of support columns 10 are uniformly arranged on a bottom plate of the box body 1; the middle part of the bottom plate of the box body 1 is symmetrically provided with vertical rods 12; the length of the vertical rods 12 is greater than that of the support columns 10; the lower ends of the vertical rods 12 are horizontally provided with positioning plates 13; the bottom of the vertical rod 12 is fixedly connected with the top of the positioning plate 13; the left end and the right end of the positioning plate 13 are both provided with concave fixing blocks 16; the lower end of the positioning plate 13 is correspondingly provided with a connecting rod 15; the centers of the connecting rods 15 and the center of the vertical rod 12 are on the same vertical line; the bottom of the connecting rod 15 is vertically provided with a weighing block 14.
The box body 1 is also provided with a control main board; the input end of the control main board is respectively connected with the first electronic dehumidifier 2 and the second electronic dehumidifier 3 through pulse signals; the input of control mainboard is connected with temperature and humidity sensor 7, No. two temperature and humidity sensor 8 respectively, and the output is connected with fan 5, dehumidifier respectively. The input end of the control main board is connected with a switching signal and an operating speed signal of the fan 5; the output control end of the control main board is connected with the dehumidifier so as to control the opening and closing of the drainage type electronic dehumidifier and the running speed; the output control end of the control main board is connected with the fan 5 to control the on-off and the running speed of the fan 5. The control main board also comprises a power-on initialization module which can call related set parameters such as the number of measuring channels, the setting of out-of-limit modes, communication addresses and the like into the RAM, and ensures that the set parameters are not lost during each power-on. When the sensor inside and outside the box fails, the temperature and humidity inside the box is over-limit, the dehumidifier fails, and the like, the alarm inside the box body 1 can send out an alarm signal.
According to data collected by the first temperature and humidity sensor 7 and the second temperature and humidity sensor 8, the control main board controls the opening and closing of the drainage type electronic dehumidifier, the opening and closing of the fan 5 and the running speed; the specific process is as follows: a. setting an operation threshold of the fan 5: setting the upper and lower limit values of the high temperature outside the box to be 31-33 ℃, the upper and lower limit values of the low temperature outside the box to be 5-7 ℃ and the upper and lower limit values of the humidity outside the box to be 75-80%; when the temperature outside the box reaches the high-temperature upper limit value, stopping the fan 5; when the temperature outside the box reaches the high-temperature limit value, the fan 5 is started; when the temperature outside the box reaches the low-temperature limit value outside the box, stopping the fan 5; when the temperature outside the box reaches the low-temperature upper limit value, the fan 5 is started; when the humidity outside the box reaches the upper limit value of the humidity outside the box, stopping the fan 5; when the humidity outside the box reaches the lower limit value of the humidity outside the box, the fan 5 is started; b. setting an operation threshold of the drainage type electronic dehumidifier: setting 75-80% of the upper limit value of the humidity in the box, and starting the drainage type electronic dehumidifier when the humidity in the box reaches the upper limit value of the humidity in the box; and when the humidity in the box reaches the lower limit value of the temperature in the box, closing the drainage type electronic dehumidifier. According to the design, by collecting data such as environment temperature and humidity and the like and driving the execution part according to the set or automatically generated control after the data is processed by the control main board, the air flow guiding and flow velocity control are realized, and the functions of air purification, electronic dehumidification, alarm and the like in the ring net cage and the switch cabinet are realized, so that the running condition of the ring net cage equipment is effectively improved, the failure probability of the electrical equipment is reduced, and the safety and the reliability of the equipment running are improved.
The top of the box body 1 is provided with a cover plate 9 in a matching way; the left side and the right side of the cover plate 9 are both provided with a drainage inclination angle; the drainage inclination angle is 2 ~ 5. When rainy weather appears, the cover plate 9 can discharge rainwater in time, and the erosion of the cover plate 9 by the rainwater is reduced.
The utility model discloses a theory of operation does: the law that the humiture of the air outside the ring main unit changes along with time and the enclosing structure of the ring main unit have the attenuation effect on the change of the temperature and the humidity of the air outside the ring main unit, the ventilation is operated when the air outside the ring main unit is low in temperature and low in humidity through the control mainboard, the ventilation is stopped when the air outside the ring main unit is high in temperature and high in humidity, the purpose that the air outside the ring main unit is replaced by the air with relatively low temperature and low humidity or the air with relatively high temperature or relatively high humidity in the ring main unit is achieved, and the temperature and the humidity of the. When the air outside the box is in a high-temperature or high-humidity state and cannot meet the control requirement in the box, the system can automatically close the air inlet. At this time, if the humidity in the box reaches or exceeds the set parameters, the system automatically starts the drainage type electronic dehumidifier to ensure that the humidity in the box is in the set range.
The utility model discloses an installation does: the positioning plate 13 is first buried at a desired position and then filled with soil so as to be firmly fixed in the soil by the weighing block 14 and the fixing block 16 while the end of the supporting column 10 is just flush with the ground. Then the positioning nails at the tail ends of the steel ropes 11 are respectively nailed on the ground, so that the box body 1 can be stably fixed. When the case 1 is blown to be inclined, the lower end of the wire rope 11 is inserted into the soil, thereby fixing the case 1 and preventing the case 1 from being blown.
The utility model discloses a set up fixing device, not only can with the firm fixing of this design on the position of needs, ensured public property for the loss is avoided to the country, through setting up the control mainboard, can effectively improve the running condition of equipment moreover, reduces electrical equipment fault probability, can the very first time palm hold ring box net, the information that the cabinet damaged simultaneously, improve equipment operation's safety and reliability have ensured that it can normally work. In addition, the design structure is simple, the use is convenient, and the net cage can be widely applied to various outdoor ring net cages.
The above embodiments are not intended to limit the present invention, and the present invention is not limited to the above examples, and the technical personnel in the technical field are in the present invention, which can also belong to the protection scope of the present invention.
Claims (6)
1. An outdoor looped netowrk case, its characterized in that: the switch cabinet comprises a box body (1), wherein a switch cabinet is arranged in the box body (1); a first electronic dehumidifier (2) and a second electronic dehumidifier (3) are symmetrically arranged on the inner wall of the box body (1); a first temperature and humidity sensor (7) is arranged on the inner wall above the second electronic dehumidifier (3); the left side surface and the right side surface of the box body (1) are respectively provided with an air inlet and an air outlet (6); a fan (5) is arranged at the air inlet; an air filter screen (4) is arranged at the front end of the fan (5); a second temperature and humidity sensor (8) is arranged outside the fan (5);
Steel ropes (11) are symmetrically arranged on the left side surface and the right side surface of the box body (1); a plurality of supporting columns (10) are uniformly arranged on a bottom plate of the box body (1); vertical rods (12) are symmetrically arranged in the middle of a bottom plate of the box body (1); the length of each vertical rod (12) is greater than that of each support column (10); the lower ends of the vertical rods (12) are horizontally provided with positioning plates (13); the bottom of the vertical rod (12) is fixedly connected with the top of the positioning plate (13); the left end and the right end of the positioning plate (13) are provided with concave fixing blocks (16); the lower end of the positioning plate (13) is correspondingly provided with a connecting rod (15); the centers of the connecting rods (15) and the center of the vertical rod (12) are on the same vertical line; the bottom of the connecting rod (15) is vertically provided with a weighing block (14).
2. The outdoor ring main unit of claim 1, wherein: the box body (1) is also provided with a control main board; the input end of the control main board is respectively connected with the first electronic dehumidifier (2) and the second electronic dehumidifier (3) through pulse signals; the input end of the control main board is respectively connected with a first temperature and humidity sensor (7) and a second temperature and humidity sensor (8), and the output end of the control main board is respectively connected with a fan (5) and a dehumidifier.
3. The outdoor ring main unit of claim 2, wherein: the first electronic dehumidifier (2) and the second electronic dehumidifier (3) are both drainage type electronic dehumidifiers.
4. An outdoor ring net cage according to claim 3, characterized in that: the top of the box body (1) is provided with a cover plate (9) in a matching way; the left side and the right side of the cover plate (9) are both provided with a drainage inclination angle; the drainage inclination angle is 2 ~ 5.
5. An outdoor ring net cage according to claim 4, characterized in that: the tail ends of the steel ropes (11) are provided with positioning nails.
6. The outdoor ring main unit according to any one of claims 1 to 5, wherein: the bottom of the box body (1) is provided with a cable trench communicated with the switch cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920665505.8U CN209766946U (en) | 2019-05-09 | 2019-05-09 | Outdoor looped netowrk case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920665505.8U CN209766946U (en) | 2019-05-09 | 2019-05-09 | Outdoor looped netowrk case |
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| Publication Number | Publication Date |
|---|---|
| CN209766946U true CN209766946U (en) | 2019-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920665505.8U Active CN209766946U (en) | 2019-05-09 | 2019-05-09 | Outdoor looped netowrk case |
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| CN (1) | CN209766946U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110190531A (en) * | 2019-05-09 | 2019-08-30 | 南通阿斯通电器制造有限公司 | A kind of outdoor ring network case |
| CN112531518A (en) * | 2020-11-03 | 2021-03-19 | 国网浙江桐庐县供电有限公司 | Environment intelligent control device |
-
2019
- 2019-05-09 CN CN201920665505.8U patent/CN209766946U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110190531A (en) * | 2019-05-09 | 2019-08-30 | 南通阿斯通电器制造有限公司 | A kind of outdoor ring network case |
| CN112531518A (en) * | 2020-11-03 | 2021-03-19 | 国网浙江桐庐县供电有限公司 | Environment intelligent control device |
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