CN213402098U

CN213402098U - Intelligent electrical terminal box of power plant

Info

Publication number: CN213402098U
Application number: CN202022708625.7U
Authority: CN
Inventors: 丁力
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-21
Filing date: 2020-11-21
Publication date: 2021-06-08
Anticipated expiration: 2030-11-21

Abstract

The utility model discloses a power plant intelligence electrical terminal case, including electrical terminal case body, one side of electrical terminal case body is rotated and is installed the chamber door, and fixed mounting has temperature sensor and controller on one side inner wall of electrical terminal case body, and fixed mounting has the fixing base on the bottom inner wall of electrical terminal case body, has seted up dehumidification chamber and heating chamber on the fixing base, and dehumidification intracavity fixed mounting has two filter screens, and the desiccant that is located between two filter screens has been placed to the dehumidification intracavity. The utility model relates to a rationally, the practicality is good, and when the inside temperature of electrical terminal case body was higher, can carry out quick effectual heat dissipation cooling and dehumidification to electrical terminal case body is inside to when the inside temperature of electrical terminal case body is lower, can carry out quick effectual heating and heat up and dehumidification to electrical terminal case body is inside, thereby can guarantee to electrical terminal case body internally mounted direction electrical element, electrical equipment and cable can normally work.

Description

Intelligent electrical terminal box of power plant

Technical Field

The utility model relates to an electrical terminal box technical field specifically is a power plant intelligence electrical terminal box.

Background

The electric terminal box is the intermediate link that outdoor electrical equipment of power plant and indoor observing and controlling, protection, equipment such as communication are connected, and the wide application is in the power technology field, along with electric power system's rapid development, to electric wire netting security, reliability, the requirement of electric equipment protection level and adaptation extreme environment ability constantly improves, electric equipment terminal box is as high-voltage electrical equipment's operation and supervisory equipment, its quality and protective capacities directly influence the safe operation of whole electric wire netting, nowadays, along with the development of science and technology, the more mature of electric automation technique, the application of electric automation technique is also more and more common, wherein, in the power plant, the production and the use of intelligent electric terminal box are also more and more.

However, in the prior art, when a commonly used intelligent electrical terminal box is used, the commonly used intelligent electrical terminal box does not have a good heat dissipation and cooling function in a hot environment, and does not have a good temperature rise and heating function in a cold environment, so that the normal operation of electrical elements and electrical equipment installed inside the intelligent electrical terminal box is influenced, and a good dehumidification effect is not provided, and particularly in a rainy season or a humid coastal area, the phenomenon that the electrical elements, the electrical equipment and cables installed inside the intelligent electrical terminal box are easily affected by dampness is easily caused.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a power plant intelligence electrical terminal case, current intelligence electrical terminal case has been solved when using, in the hot environment, do not have good heat dissipation cooling function, in chilly environment, do not have good intensification heating function, thereby can influence intelligence electrical terminal case internally mounted's electrical element, electrical equipment's normal work, and do not have good dehumidification effect, especially in plum rain season or moist coastal area, cause intelligence electrical terminal case internally mounted's electrical element easily, electrical equipment and cable take place the problem of the phenomenon of weing.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: an intelligent electric terminal box of a power plant comprises an electric terminal box body, wherein a box door is rotatably arranged on one side of the electric terminal box body, a temperature sensor and a controller are fixedly arranged on the inner wall of one side of the electric terminal box body, a fixed seat is fixedly arranged on the inner wall of the bottom of the electric terminal box body, a dehumidification cavity and a heating cavity are formed in the fixed seat, two filter screens are fixedly arranged in the dehumidification cavity, a drying agent positioned between the two filter screens is placed in the dehumidification cavity, a vertical shaft is arranged in the dehumidification cavity, a plurality of blades are fixedly arranged on the vertical shaft and are arranged in an equidistant annular shape, a mounting hole is formed in the inner wall of the top of the dehumidification cavity, the top end of the vertical shaft penetrates through the mounting hole and is fixedly provided with the blades, a U-shaped electric heating pipe is fixedly arranged in the heating cavity, an air hole is formed, the suction end of the suction fan is fixedly connected with a suction pipe, one end of the suction pipe, which is far away from the suction fan, is fixedly and fixedly connected with one end of a three-way pipe, the other two ends of the three-way pipe are respectively and fixedly provided with a first gas pipe and a second gas pipe, a first electromagnetic valve is fixedly arranged on the first gas pipe, one end of the first gas pipe, which is far away from the three-way pipe, extends out of the electric terminal box body, a second electromagnetic valve is fixedly arranged on the second gas pipe, one end of the second gas pipe, which is far away from the three-way pipe, extends into the heating cavity, the discharge end of the suction fan is fixedly connected with a first gas outlet pipe, one end of the first gas outlet pipe, which is far away from the suction fan, extends into the dehumidifying cavity, one side of the fixed seat, which is far away from the suction fan, is fixedly provided with a second gas outlet, the exhaust end of the exhaust fan is fixedly connected with an exhaust pipe, and one end of the exhaust pipe, far away from the exhaust fan, extends out of the electric terminal box body.

Preferably, a cleaning hole is formed in the inner wall of the top of the dehumidifying cavity, a cover plate is fixedly mounted at the top of the fixing seat through screws, and the cover plate is matched with the cleaning hole.

Preferably, a bearing seat is fixedly installed on the inner wall of the bottom of the dehumidification cavity, the bottom end of the vertical shaft is rotatably installed on the bearing seat, a bearing is fixedly sleeved on the vertical shaft, and an outer ring of the bearing is fixedly connected with the inner wall of the installation hole.

Preferably, the fixed cover is equipped with two pipe clamps on the second outlet duct, and two pipe clamps all keep away from temperature sensor's one side inner wall fixed connection with electric terminal box body.

Preferably, the number of the spray pipes is multiple, and the spray pipes are arranged at equal intervals.

Preferably, a first dust screen is fixedly installed at one end, away from the three-way pipe, of the first gas conveying pipe, and a second dust screen is fixedly installed at one end, away from the exhaust fan, of the exhaust pipe.

(III) advantageous effects

The utility model provides a power plant intelligence electrical terminal case. The method has the following beneficial effects:

(1) the intelligent electric terminal box for the power plant can detect the temperature inside an electric terminal box body by arranging a temperature sensor, when the temperature inside the electric terminal box body is higher than a set maximum temperature value, a controller controls a first electromagnetic valve to be opened, the controller controls a suction fan and an exhaust fan to work, so that outside air can penetrate through a first dustproof net and is discharged into a dehumidification cavity, dust in the outside air can be intercepted and filtered by the first dustproof net, the dust is prevented from being sucked into the electric terminal box body, a plurality of blades, vertical shafts and blades can be pushed to rotate by using a driving force generated when the air enters the dehumidification cavity, moisture carried in the air can be dried by using a drying agent, so that the dried air is discharged from a plurality of spray pipes, under the working action of the exhaust fan, the hot air inside the electric terminal box body is discharged to the outside through an exhaust pipe, utilize the rotation of flabellum, can accelerate the flow of air in the inside of electrical terminal case body, make the inside air of entering electrical terminal case body can the even diffusion, thereby can carry out quick effectual forced air cooling heat dissipation to electrical terminal case body inside, and can carry out drying and purifying to the air that gets into electrical terminal case body, avoid moist air to get into electrical terminal case this internal and cause its internally mounted's electrical component, electrical equipment and cable to wet, guarantee electrical component, electrical equipment and cable can normally work.

(2) When the temperature in the electric terminal box body is lower than the set lowest temperature value, the controller controls the second electromagnetic valve to be opened, the controller controls the suction fan and the U-shaped electric heating pipe to work, the U-shaped electric heating pipe is used for heating the air in the heating cavity, the hot air in the heating cavity is discharged into the dehumidifying cavity, the moisture in the air can be adsorbed and dried by the desiccant, the dried hot air is discharged from the plurality of spray pipes and is continuously discharged along with the hot air in the heating cavity, so that the air in the electric terminal box body enters the heating cavity through the air holes to be reheated, the air circularly flows in the electric terminal box body and the heating cavity, therefore, the interior of the electric terminal box body can be heated, and the influence on the normal work of the electric elements and the electric equipment caused by the lower temperature in the electric terminal box body is avoided.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic sectional view of the front view of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 2.

In the figure: 1. an electrical terminal box body; 2. a box door; 3. a temperature sensor; 4. a controller; 5. a fixed seat; 6. a dehumidification chamber; 7. a heating cavity; 8. filtering with a screen; 9. a desiccant; 10. a vertical axis; 11. a blade; 12. a fan blade; 13. a U-shaped electric heating tube; 14. air holes; 15. a suction fan; 16. an air intake duct; 17. a three-way pipe; 18. a first gas delivery pipe; 19. a second gas delivery pipe; 20. a first solenoid valve; 21. a second solenoid valve; 22. a first air outlet pipe; 23. a second air outlet pipe; 24. a nozzle; 25. an exhaust fan; 26. and (4) exhausting the gas.

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 work belong to the protection scope of the present invention.

As shown in fig. 1-3, the utility model provides a technical solution: an intelligent electric terminal box of a power plant comprises an electric terminal box body 1, a box door 2 is rotatably installed on one side of the electric terminal box body 1, a temperature sensor 3 and a controller 4 are fixedly installed on the inner wall of one side of the electric terminal box body 1, a fixed seat 5 is fixedly installed on the inner wall of the bottom of the electric terminal box body 1, a dehumidification cavity 6 and a heating cavity 7 are formed on the fixed seat 5, two filter screens 8 are fixedly installed in the dehumidification cavity 6, a drying agent 9 positioned between the two filter screens 8 is placed in the dehumidification cavity 6, a vertical shaft 10 is arranged in the dehumidification cavity 6, a plurality of blades 11 are fixedly installed on the vertical shaft 10, the blades 11 are annularly arranged at equal intervals, an installation hole is formed on the inner wall of the top of the dehumidification cavity 6, the top end of the vertical shaft 10 penetrates through the installation hole and is fixedly provided with a blade 12, a U-shaped electric heating pipe 13 is fixedly installed in the heating cavity 7, a suction fan 15 is fixedly arranged on one side of the fixed seat 5, a suction end of the suction fan 15 is fixedly connected with a suction pipe 16, one end of the suction pipe 16, far away from the suction fan 15, is fixedly connected with one end of a three-way pipe 17, the other two ends of the three-way pipe 17 are respectively fixedly provided with a first air pipe 18 and a second air pipe 19, a first electromagnetic valve 20 is fixedly arranged on the first air pipe 18, one end of the first air pipe 18, far away from the three-way pipe 17, extends to the outside of the electrical terminal box body 1, a second electromagnetic valve 21 is fixedly arranged on the second air pipe 19, one end of the second air pipe 19, far away from the three-way pipe 17, extends into the heating cavity 7, a first air outlet pipe 22 is fixedly connected with a discharge end of the suction fan 15, one end of the first air outlet pipe 22, far away from the suction fan 15, extends into the dehumidifying cavity 6, a second air outlet pipe 23 is fixedly arranged on one, a spray pipe 24 is fixedly installed on one side of the second air outlet pipe 23, an exhaust fan 25 is fixedly installed on the top inner wall of the top of the electric terminal box body 1, an exhaust pipe 26 is fixedly connected to the exhaust end of the exhaust fan 25, and one end, far away from the exhaust fan 25, of the exhaust pipe 26 extends out of the electric terminal box body 1.

The clearance hole has been seted up on the top inner wall in dehumidification chamber 6, screw fixed mounting is passed through at the top of fixing base 5 has the apron, apron and clearance mouth looks adaptation, fixed mounting has the bearing frame on the bottom inner wall in dehumidification chamber 6, the bottom of vertical axis 10 is rotated and is installed on the bearing frame, fixed cover is equipped with the bearing on the vertical axis 10, the outer lane of bearing and the inner wall fixed connection of mounting hole, fixed cover is equipped with two pipe clamps on the second outlet duct 23, two pipe clamps all keep away from one side inner wall fixed connection of temperature sensor 3 with electrical terminal case body 1, the quantity of spray tube 24 is a plurality of, a plurality of spray tubes 24 are equidistant arranging, the one end fixed mounting that three-way pipe 17 was kept away from to first gas-supply pipe 18 has first dust screen, the one end fixed mounting that exhaust fan 25 was kept away from to blast pipe.

When the temperature detection device is used, the temperature sensor 3, the controller 4, the U-shaped electric heating pipe 13, the suction fan 15, the first electromagnetic valve 20, the second electromagnetic valve 21 and the exhaust fan 25 are electrically connected with an internal circuit of the electric terminal box body 1 through leads to form a loop, the controller 4 can be a PLC (programmable logic controller), the drying agent 9 can be a silica gel drying agent, the temperature sensor 3 can be arranged to detect the temperature in the electric terminal box body 1, when the temperature in the electric terminal box body 1 is higher than a set maximum temperature value, the temperature sensor 3 is used for transmitting a detection signal to the controller 4, the controller 4 acts, the controller 4 controls the first electromagnetic valve 20 to be opened, the controller 4 controls the suction fan 15 and the exhaust fan 25 to work, and under the working action of the suction fan 15, outside air penetrates through the first dustproof net and sequentially passes through the first air conveying pipe 18, the three-way pipe 17, The air suction pipe 16, the suction fan 15 and the first air outlet pipe 22 are discharged into the dehumidification cavity 6, the first dust screen can be used for intercepting and filtering dust in the outside air, the dust is prevented from being sucked into the electric terminal box body 1, the blades 11, the vertical shaft 10 and the fan blades 12 can be pushed to rotate by using a driving force generated when the air enters the dehumidification cavity 6, moisture carried in the air can be dried by using the drying agent 9, the dried air passes through the second air outlet pipe 23 and is discharged from the spray pipes 24, the air discharged from the spray pipes 24 is blown to electric elements, electric equipment and cables arranged inside the electric terminal box body 1, under the working action of the exhaust fan 25, hot air inside the electric terminal box body 1 is discharged to the outside through the exhaust pipe 26, and the flowing of the air inside the electric terminal box body 1 can be accelerated by using the rotation of the fan blades 12, the air entering the electric terminal box body 1 can be uniformly diffused, so that the inside of the electric terminal box body 1 can be quickly and effectively cooled and dissipated, the air entering the electric terminal box body 1 can be dried and purified, the damp air is prevented from entering the electric terminal box body 1 to prevent the electric elements, the electric equipment and the cables arranged inside the electric terminal box body from being affected with damp, the normal work of the electric elements, the electric equipment and the cables is ensured, when the temperature inside the electric terminal box body 1 is reduced to a set temperature range, a detection signal is transmitted to the controller 4 by using the temperature sensor 3, the controller 4 controls the first electromagnetic valve 20 to be closed, the controller 4 controls the suction fan 15 and the exhaust fan 25 to stop working, when the temperature inside the electric terminal box body 1 is lower than a set minimum temperature value, the detection signal is transmitted to the controller 4 by using the temperature sensor 3, the controller 4 acts, the controller 4 controls the second electromagnetic valve 21 to open, the controller 4 controls the suction fan 15 and the U-shaped electric heating pipe 13 to work, the U-shaped electric heating pipe 13 can be used for heating the air in the heating cavity 7, under the action of the suction fan 15, the hot air in the heating cavity 7 sequentially passes through the second air pipe 19, the three-way pipe 17, the air suction pipe 16, the suction fan 15 and the first air outlet pipe 22 and is discharged into the dehumidification cavity 6, the drying agent 9 can be used for carrying out adsorption drying on the water vapor in the air, the dried hot air passes through the second air outlet pipe 23 and is discharged from the plurality of spray pipes 24, the hot air discharged by the plurality of spray pipes 24 is blown to the electric elements, the electric equipment and the cables arranged in the electric terminal box body 1, along with the continuous discharge of the hot air in the heating cavity 7, the air pressure in the heating cavity 7 is reduced, so that the air in the heating cavity of the electric terminal box body 1 enters, therefore, the air can be reheated, so that the air circularly flows in the electric terminal box body 1 and the heating cavity 7, the inside of the electric terminal box body 1 can be heated, the normal operation of electric elements and electric equipment is prevented from being influenced due to the low temperature in the electric terminal box body 1, when the temperature in the electric terminal box body 1 is increased to a set temperature range, the temperature sensor 3 is used for transmitting a detection signal to the controller 4, the controller 4 controls the second electromagnetic valve 21 to be closed, the controller 4 controls the suction fan 15 and the U-shaped electric heating pipe 13 to stop working, the lower cover plate is detached by periodically opening the box door 2, and the drying agent 9 is convenient to replace, and the content which is not described in detail in the specification belongs to the prior art known by a person skilled in the art.

To sum up, the intelligent electric terminal box for the power plant can detect the temperature inside the electric terminal box body 1 by arranging the temperature sensor 3, when the temperature inside the electric terminal box body 1 is higher than the set maximum temperature value, the controller 4 controls the first electromagnetic valve 20 to be opened, the controller 4 controls the suction fan 15 and the exhaust fan 25 to work, so that the outside air is discharged into the dehumidification cavity 6 through the first dustproof net, the dust in the outside air can be intercepted and filtered by the first dustproof net, the dust is prevented from being sucked into the electric terminal box body 1, the plurality of blades 11, the vertical shaft 10 and the fan blades 12 can be pushed to rotate by using the driving force generated when the air enters the dehumidification cavity 6, the moisture carried in the air can be dried by using the drying agent 9, so that the dried air is discharged from the plurality of spray pipes 24, under the working action of the exhaust fan 25, the hot air in the electric terminal box body 1 is exhausted to the outside through the exhaust pipe 26, the rotation of the fan blades 12 is utilized to accelerate the air flow in the electric terminal box body 1, so that the air entering the electric terminal box body 1 can be uniformly diffused, the quick and effective air cooling and heat dissipation can be carried out in the electric terminal box body 1, the air entering the electric terminal box body 1 can be dried and purified, the damp air is prevented from entering the electric terminal box body 1 to cause the damp of the electric elements, the electric equipment and the cables arranged in the electric terminal box body 1, the normal work of the electric elements, the electric equipment and the cables is ensured, when the temperature in the electric terminal box body 1 is lower than the set minimum temperature value, the controller 4 controls the second electromagnetic valve 21 to be opened, and the controller 4 controls the suction fan 15 and the U-shaped electric heating pipe 13 to work, the air in the heating cavity 7 is heated by the U-shaped electric heating pipe 13, so that the hot air in the heating cavity 7 is discharged into the dehumidifying cavity 6, the moisture in the air can be adsorbed and dried by the drying agent 9, the dried hot air is discharged from the plurality of spray pipes 24, and along with the continuous discharge of the hot air in the heating cavity 7, the air in the electric terminal box body 1 enters the heating cavity 7 through the air holes 14 to be reheated, so that the air circularly flows in the electric terminal box body 1 and the heating cavity 7, the electric terminal box body 1 can be heated, the normal work of electric elements and electric equipment is prevented from being influenced by the lower internal temperature of the electric terminal box body 1, the utility model has reasonable design and good practicability, and when the internal temperature of the electric terminal box body 1 is higher, the quick and effective heat dissipation, temperature reduction and dehumidification can be carried out on the internal part of the electric terminal box body 1, and when 1 inside temperature of electric terminal case body is lower, can carry out quick effectual heating intensification and dehumidification to 1 inside electric terminal case body to can guarantee to normally work 1 internally mounted direction electrical component, electrical equipment and cable of electric terminal case body.

Claims

1. The utility model provides a power plant intelligence electrical terminal box, includes electrical terminal box body (1), its characterized in that: one side of the electric terminal box body (1) is rotatably provided with a box door (2), one side inner wall of the electric terminal box body (1) is fixedly provided with a temperature sensor (3) and a controller (4), the bottom inner wall of the electric terminal box body (1) is fixedly provided with a fixing seat (5), the fixing seat (5) is provided with a dehumidification cavity (6) and a heating cavity (7), the dehumidification cavity (6) is internally and fixedly provided with two filter screens (8), a drying agent (9) positioned between the two filter screens (8) is placed in the dehumidification cavity (6), a vertical shaft (10) is arranged in the dehumidification cavity (6), a plurality of blades (11) are fixedly arranged on the vertical shaft (10), the plurality of blades (11) are annularly arranged at equal intervals, the top inner wall of the dehumidification cavity (6) is provided with mounting holes, the top end of the vertical shaft (10) penetrates through the mounting holes and is fixedly provided with fan blades (12), a U-shaped electric heating pipe (13) is fixedly arranged in the heating cavity (7), an air hole (14) is formed in the inner wall of one side of the heating cavity (7), a suction fan (15) is fixedly arranged on one side of the fixed seat (5), a suction end of the suction fan (15) is fixedly connected with an air suction pipe (16), one end, far away from the suction fan (15), of the air suction pipe (16) is fixedly connected with one end of a three-way pipe (17), a first air conveying pipe (18) and a second air conveying pipe (19) are respectively and fixedly arranged at the other two ends of the three-way pipe (17), a first electromagnetic valve (20) is fixedly arranged on the first air conveying pipe (18), one end, far away from the three-way pipe (17), of the first air conveying pipe (18) extends out of the electric terminal box body (1), a second electromagnetic valve (21) is fixedly arranged on the second air conveying pipe (19), one end, far away from the three-way pipe (, the exhaust end fixedly connected with of suction fan (15) first outlet duct (22), the one end that suction fan (15) were kept away from in first outlet duct (22) extends to dehumidification chamber (6), one side fixed mounting that suction fan (15) were kept away from in fixing base (5) has second outlet duct (23), the one end of second outlet duct (23) extends to in dehumidification chamber (6), one side fixed mounting of second outlet duct (23) has spray tube (24), exhaust fan (25) are installed on the top inner wall of electric terminal box body (1) admittedly, exhaust end fixedly connected with blast pipe (26) of exhaust fan (25), the one end that exhaust fan (25) were kept away from in blast pipe (26) extends to outside electric terminal box body (1).

2. A power plant intelligent electrical terminal box as claimed in claim 1, wherein: the top inner wall of the dehumidification cavity (6) is provided with a cleaning hole, the top of the fixing seat (5) is fixedly provided with a cover plate through screws, and the cover plate is matched with the cleaning hole.

3. A power plant intelligent electrical terminal box as claimed in claim 1, wherein: the inner wall of the bottom of the dehumidification cavity (6) is fixedly provided with a bearing seat, the bottom end of the vertical shaft (10) is rotatably arranged on the bearing seat, the vertical shaft (10) is fixedly sleeved with a bearing, and the outer ring of the bearing is fixedly connected with the inner wall of the mounting hole.

4. A power plant intelligent electrical terminal box as claimed in claim 1, wherein: the second outlet duct (23) is fixedly sleeved with two pipe clamps, and the two pipe clamps are fixedly connected with the inner wall of one side of the electric terminal box body (1) far away from the temperature sensor (3).

5. A power plant intelligent electrical terminal box as claimed in claim 1, wherein: the number of the spray pipes (24) is multiple, and the spray pipes (24) are arranged at equal intervals.

6. A power plant intelligent electrical terminal box as claimed in claim 1, wherein: a first dust screen is fixedly mounted at one end of the first air delivery pipe (18) far away from the three-way pipe (17), and a second dust screen is fixedly mounted at one end of the exhaust pipe (26) far away from the exhaust fan (25).