阅读说明：本技术 一种变电站电缆沟智能晾晒系统及其工作方法 (Intelligent airing system for cable trench of transformer substation and working method of intelligent airing system ) 是由 王鹏 闫晓琴 席贺 刘赛北 刘琪 魏凯 王冬梅 文子建 陈兆丰 朱欣 惠少鹏 于 2021-07-08 设计创作，主要内容包括：本发明公开了一种变电站电缆沟智能晾晒系统,包括现场动作机构,现场动作机构设置在电缆沟晾晒口上,底座设置在电缆沟晾晒口上,盖板通过驱动组件覆盖在底座顶部开口上,驱动组件能够驱动打开盖板；太阳能座和太阳能板设置在盖板上。温湿度传感器,温湿度传感器设置在电缆沟内且位于现场动作机构附近。现场外设电控箱,现场外设电控箱露天设置在现场动作机构的一旁,包括主控制箱和雨水传感器,主控制箱内设置有控制器,控制器连接内设电控箱,控制器采集温湿度传感器和雨水传感器信号并控制驱动组件运行。本发明变电站电缆沟智能晾晒系统及其工作方法,能够自动根据实际情况开启和关闭电缆沟晾晒口,降低了劳动强度和人工运维成本。(The invention discloses an intelligent airing system for a cable trench of a transformer substation, which comprises a field action mechanism, wherein the field action mechanism is arranged on an airing opening of the cable trench; the solar energy seat and the solar panel are arranged on the cover plate. And the temperature and humidity sensor is arranged in the cable trench and is positioned near the field action mechanism. The outdoor electric cabinet of on-site peripheral, on-site peripheral electric cabinet sets up in the one side of on-site action mechanism, including main control box and rainwater sensor, is provided with the controller in the main control box, establishes the electric cabinet in the controller connection, and the controller gathers temperature and humidity sensor and rainwater sensor signal and control drive assembly operation. According to the intelligent airing system for the cable trench of the transformer substation and the working method of the intelligent airing system, the airing opening of the cable trench can be automatically opened and closed according to actual conditions, and labor intensity and manual operation and maintenance cost are reduced.)

1. The utility model provides a transformer substation's cable pit intelligence sunning system which characterized in that includes:

the field action mechanism is arranged on a cable trench airing opening and comprises a base (1), a cover plate (2), a driving assembly, a solar seat (3), a solar panel (4) and an internal electric cabinet, wherein the base (1) is arranged on the cable trench airing opening, the cover plate (2) covers an opening in the top of the base (1) through the driving assembly, and the driving assembly can drive the cover plate (2) to be opened; the solar base (3) is arranged on the cover plate (2), the top of the solar base (3) is arranged in a south-to-south inclined mode, and the solar panel (4) is arranged on the top of the solar base (3) and is electrically connected to the built-in electric cabinet;

the temperature and humidity sensor (5) is arranged in the cable trench and is positioned near the field action mechanism;

the outdoor electric cabinet of on-site peripheral, the outdoor setting of on-site peripheral is in one side of on-site action mechanism, including main control box (14) and setting be in rainwater sensor (17) of main control box (14) top, be provided with controller (142) in main control box (14), controller (142) are connected establish the electric cabinet in, controller (142) are gathered temperature and humidity sensor (5) and rainwater sensor (17) signal and control drive assembly moves.

2. The intelligent substation cable trench airing system of claim 1, wherein: the driving assembly comprises a lifting frame (6) and a first electric push rod (7), the lifting frame (6) specifically adopts a scissor type lifting support, the bottom end of the first electric push rod (7) is connected to the inner wall of the side of the base (1) through a pin shaft, and the ejection working end of the first electric push rod (7) is connected to a movable support leg at the bottom end of the lifting frame (6) through a pin shaft; the first electric push rod (7) is electrically connected to the built-in electric control box.

3. The intelligent substation cable trench airing system of claim 2, characterized in that: the solar panel inclination angle adjusting mechanism comprises a second electric push rod (10), the bottom end of the second electric push rod (10) is connected to the inner wall of the solar base (3) in a pin mode, and the ejection working end of the second electric push rod (10) is connected to a hinged support on the bottom surface of the solar panel (4) in a pin mode; the two sides of the bottom end of the solar panel (4) are hinged to the side wall of the solar seat (3); the second electric push rod (10) is electrically connected to the built-in electric control box.

4. The intelligent substation cable trench airing system of claim 3, wherein: the bottom plate of base (1) sets up to the mesh board, the mesh board top is provided with exhaust fan (13), exhaust fan (13) are taken out damp air in the cable pit, exhaust fan (13) electricity is connected to establish the electric cabinet in.

5. The intelligent substation cable trench airing system of claim 4, characterized in that: the built-in electric control box comprises a first electric control box (8) and a second electric control box (9) which are electrically connected, a storage battery and a solar controller are arranged in the first electric control box (8), and the solar controller is electrically connected with the storage battery and the solar panel (4); the second electric cabinet (9) is arranged in the base (1), and a wireless communication module is arranged in the second electric cabinet (9) and is in communication connection with the main control box (14).

6. The intelligent substation cable trench airing system of claim 1, wherein: the solar energy water heater is characterized by further comprising a light intensity sensor (11) and a warning lamp (12), wherein the light intensity sensor (11) is installed in the middle of the upper portion of the top surface of the solar panel (4), and the warning lamp (12) is installed on the outer side of the side wall of the solar energy seat (3); the light intensity sensor (11) and the warning lamp (12) are electrically connected with the built-in electric control box.

7. The intelligent airing system for the cable trench of the transformer substation according to any one of claims 1 to 6, characterized in that: the on-site peripheral electric control box further comprises an outer protecting box (15) and a warning lamp (18), the main control box (14) is arranged in the outer protecting box (15) in a sealing mode, the rainwater sensor (17) is arranged at the top of the outer protecting box (15), and the warning lamp (18) is arranged at the top of the outer protecting box (15) and electrically connected to the output end of the controller (142).

8. The intelligent substation cable trench airing system of claim 7, characterized in that: a temperature and humidity monitor (141) is arranged in the main control box (14), and a display panel of the temperature and humidity monitor (141) is assembled on a front cover plate of the main control box (14); the temperature and humidity monitoring instrument (141) is in communication connection with the controller (142).

9. The intelligent substation cable trench airing system of claim 1, wherein: the main control box (14) is internally provided with a GSM communication module which can communicate with an administrator mobile phone (19) and receive remote control.

10. A working method of the intelligent air-drying system for the cable duct of the transformer substation is characterized in that the intelligent air-drying system for the cable duct of the transformer substation, which is disclosed by any one of claims 1 to 9, is used for opening and closing the air-drying opening of the cable duct.

Technical Field

The invention relates to the technical field of power transmission and transformation intelligent equipment facilities, in particular to an intelligent airing system for a cable trench of a transformer substation and a working method of the intelligent airing system.

Background

At present, a plurality of airing openings are formed in a cable trench of a transformer substation, and in rainy days, an operator is required to open an airing opening cover plate to ventilate and air the cable trench, so that faults caused by accumulated water and overlarge humidity of the cable trench are prevented. If the operation personnel maintain not in place, the inside serious ponding phenomenon that appears of cable pit often can lead to, and the potential safety hazard is big. However, if the operator wants to manually open the cable duct airing opening cover plates, the working strength is too high, the manpower is too much, and the labor cost is further increased.

Meanwhile, with the progress of society, the automatic product can gradually replace manual operation in the operation of enterprises, and high-efficiency automatic operation is realized. The work characteristic is that the automatic mechanical device is used to automatically carry out the work mode of simulating human according to the program or the planned instruction without human intervention to complete the task.

Therefore, it is required to develop an intelligent airing system for a cable trench of a transformer substation and a working method thereof.

Disclosure of Invention

The invention aims to provide an intelligent airing system for a cable trench of a transformer substation, which can automatically open and close an airing opening of the cable trench according to actual conditions, and reduces labor intensity and manual operation and maintenance cost.

In order to solve the technical problems, the invention adopts the following technical scheme:

the invention discloses an intelligent airing system for a cable trench of a transformer substation, which comprises a field action mechanism, wherein the field action mechanism is arranged on a cable trench airing opening and comprises a base, a cover plate, a driving assembly, a solar seat, a solar panel and an internal electric cabinet, the base is arranged on the cable trench airing opening, the cover plate covers an opening in the top of the base through the driving assembly, and the driving assembly can drive the cover plate to be opened; the solar seat is arranged on the cover plate, the top of the solar seat is arranged in a south-direction inclined mode, and the solar panel is arranged on the top of the solar seat and electrically connected to the built-in electric control box.

And the temperature and humidity sensor is arranged in the cable trench and is positioned near the field action mechanism.

The outdoor electric cabinet of on-site peripheral, the outdoor setting of on-site peripheral electric cabinet is in one side of on-site action mechanism, including main control box and setting be in the rainwater sensor of main control box top, be provided with the controller in the main control box, the controller is connected establish the electric cabinet in establishing, the controller gathers temperature and humidity sensor and rainwater sensor signal and control drive assembly moves.

Further, the driving assembly comprises a lifting frame and a first electric push rod, the lifting frame specifically adopts a scissor-fork type lifting support, a pin shaft at the bottom end of the first electric push rod is connected to the inner wall of the base side, and a pin shaft at the ejection working end of the first electric push rod is connected to a movable supporting leg at the bottom end of the lifting frame; the first electric push rod is electrically connected with the built-in electric control box.

The solar panel inclination angle adjusting mechanism comprises a second electric push rod, the bottom end of the second electric push rod is connected to the inner wall of the solar seat side through a pin shaft, and the ejection working end of the second electric push rod is connected to a hinged support on the bottom surface of the solar panel through a pin shaft; the two sides of the bottom end of the solar panel are hinged to the side wall of the solar seat; the second electric push rod is electrically connected to the built-in electric control box.

Further, the bottom plate of base sets up to the mesh board, the mesh board top is provided with the exhaust fan, the exhaust fan takes out damp air in the cable pit, exhaust fan electric connection to establish the electric cabinet in.

Further, the built-in electric control box comprises a first electric control box and a second electric control box which are electrically connected, a storage battery and a solar controller are arranged in the first electric control box, and the solar controller is electrically connected with the storage battery and the solar panel; the second electric cabinet is arranged in the base, and a wireless communication module is arranged in the second electric cabinet and is in communication connection with the main control box.

The solar energy seat is characterized by further comprising a light intensity sensor and a warning lamp, wherein the light intensity sensor is arranged in the middle of the upper part of the top surface of the solar panel, and the warning lamp is arranged on the outer side of the side wall of the solar seat; the light intensity sensor and the warning lamp are electrically connected to the built-in electric control box.

Further, the field peripheral electric cabinet further comprises an outer protective box and an alarm lamp, the main control box is arranged in the outer protective box and can be sealed, the rainwater sensor is arranged at the top of the outer protective box, and the alarm lamp is arranged at the top of the outer protective box and is electrically connected to the output end of the controller.

Furthermore, a temperature and humidity monitor is arranged in the main control box, and a display panel of the temperature and humidity monitor is assembled on a front cover plate of the main control box; the temperature and humidity monitoring instrument is in communication connection with the controller.

Furthermore, a GSM communication module is arranged in the main control box, and can communicate with an administrator mobile phone and receive remote control.

The invention further discloses a working method of the intelligent airing system for the cable trench of the transformer substation, and the airing port of the cable trench is opened and closed by using the intelligent airing system for the cable trench of the transformer substation.

Compared with the prior art, the invention has the beneficial technical effects that:

according to the intelligent airing system for the cable trench of the transformer substation, the on-site action mechanism capable of being electrically opened is arranged on the airing port of the cable trench, the controller collects signals of the temperature and humidity sensor and the rainwater sensor and controls the driving assembly to operate, the cover plate is opened or closed, automatic airing is achieved, and manpower is saved. Through solar energy seat and solar panel's setting, can give drive assembly supplies power avoids laying the power cord again, has reduced construction cost, and nimble adaptability is good moreover. The intelligent airing system for the cable trench of the transformer substation can automatically open and close the airing opening of the cable trench according to actual conditions, and reduces labor intensity and manual operation and maintenance cost.

In addition, the lifting frame adopts a scissor type lifting support, so that the structure is stable, the action is reliable, the realization is convenient, and the failure rate is low. The lifting frame is driven through the electric push rod, and the lifting frame is convenient to realize and control. The two sides of the bottom end of the solar panel are hinged to the side wall of the solar seat, the solar panel can change the exposed inclination angle under the pushing of the second electric push rod, the solar energy is absorbed to the maximum extent, and the conversion efficiency is improved. Through the setting of first proximity switch and second proximity switch, be convenient for acquire apron and solar panel close signal, the control action of being convenient for is accomplished accurately reliably. Through the setting of exhaust fan, through the mode of initiatively airing exhaust for the flow of moist air in the cable pit improves sunning efficiency, shortens the maintenance time. Suggestion warning light at night and light source are yellow through installing additional in the lateral wall outside at solar energy seat, and the theory of operation is for controlling through light intensity sensor, starts when natural illumination is not enough, and the human removal automatic light that shines is induced in the dark. Prevent that the unconscious solar panel of trampling when the operating personnel tours equipment night from, lead to the product to damage, LED lamp source power consumption is little, and is energy-conserving effectual. Through set up confined outer protecting box outside main control box, carry out the protection of wind and rain to main control box, avoid appearing intaking the damage condition. Through the setting of alarm lamp, be convenient for when equipment operation trouble takes place, in time send audible and visual alarm, remind maintainer to overhaul. Through the setting of humiture control appearance, the on-the-spot personnel of patrolling of being convenient for direct-viewing observe the temperature and the humidity of air in the cable pit control the manual panel of main control box and carry out manually operation. The mobile phone terminal small program is used for remote monitoring and control, so that labor is saved, the mobile phone terminal does not need to arrive at the site, and the potential traffic hazard in severe weather such as rain and snow is avoided; meanwhile, monitoring data can be stored in real time, and accident cause analysis is facilitated.

Drawings

The invention is further illustrated in the following description with reference to the drawings.

FIG. 1 is a schematic front view of a field-action mechanism according to the present invention;

FIG. 2 is a front cross-sectional structural view of the field operating mechanism of the present invention;

FIG. 3 is a front cross-sectional structural view of the field operating mechanism of the present invention in an open position;

FIG. 4 is a schematic structural diagram of a field control electronic control box according to the present invention;

FIG. 5 is a schematic diagram of the control principle of the intelligent airing system of the cable trench of the transformer substation.

Description of reference numerals: 1. a base; 101. a sliding rail bottom beam; 102. flanging; 103. a first proximity switch; 2. a cover plate; 3. a solar support; 301. a second proximity switch; 4. a solar panel; 5. a temperature and humidity sensor; 6. a lifting frame; 7. a first electric push rod; 8. a first electric cabinet; 9. a second electric cabinet; 10. a second electric push rod; 11. a light intensity sensor; 12. a warning light; 13. an exhaust fan; 14. a main control box; 141. a temperature and humidity measurement and control instrument; 142. a controller; 15. an outer protecting box; 16. a wireless antenna; 17. a rain sensor; 18. an alarm lamp; 19. an administrator handset.

Detailed Description

The core of the invention is to provide the intelligent airing system for the cable trench of the transformer substation and the working method thereof, which can automatically open and close the airing opening of the cable trench according to actual conditions, and reduce labor intensity and manual operation and maintenance cost.

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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to the drawings, fig. 1 is a front view structural schematic diagram of a field action mechanism of the invention; FIG. 2 is a front cross-sectional structural view of the field operating mechanism of the present invention; FIG. 3 is a front cross-sectional structural view of the field operating mechanism of the present invention in an open position; FIG. 4 is a schematic structural diagram of a field control electronic control box according to the present invention; FIG. 5 is a schematic diagram of the control principle of the intelligent airing system of the cable trench of the transformer substation.

In a specific embodiment, as shown in fig. 1 to 5, an intelligent airing system for a cable trench of a transformer substation comprises: the on-site action mechanism is arranged on a cable trench airing opening and comprises a base 1, a cover plate 2, a driving assembly, a solar seat 3, a solar panel 4 and an internal electric cabinet. The top of base 1 is provided with outside turn-ups 102, and turn-ups 102 overlap joint is on cable pit sunning mouth border. The cover plate 2 covers the top opening of the base 1 through the driving assembly, and the driving assembly can drive the cover plate 2 to be opened. Solar energy seat 3 sets up on apron 2, and 3 south slopes in the top of solar energy seat set up, and solar panel 4 sets up at 3 tops of solar energy seat and electric connection establish the electric cabinet in establishing. Temperature and humidity sensor 5, temperature and humidity sensor 5 install in the cable pit and be located near on-the-spot actuating mechanism, can measure the air temperature and the humidity in the cable pit. The outdoor electric cabinet comprises a main control box 14 and a rainwater sensor 17 arranged above the main control box 14, a controller 142 is arranged in the main control box 14, the controller 142 is connected with the inner electric cabinet, and the controller 142 collects signals of the temperature and humidity sensor 5 and the rainwater sensor 17 and controls the driving assembly to operate.

Through set up the on-the-spot actuating mechanism that can electronic open on the cable pit sunning mouth, gather temperature and humidity sensor 5 and rainwater sensor 17 signal and control by controller 142 the drive assembly operation opens or closed apron 2, automatic sunning, uses manpower sparingly. Through the setting of solar energy seat 3 and solar panel 4, can give drive assembly supplies power, avoids laying the power cord again, has reduced construction cost, and nimble adaptability is good moreover. The intelligent airing system for the cable trench of the transformer substation can automatically open and close the airing opening of the cable trench according to actual conditions, and reduces labor intensity and manual operation and maintenance cost.

In an embodiment of the present invention, as shown in fig. 2 and 3, the driving assembly includes a lifting frame 6 and a first electric push rod 7, the lifting frame 6 is a scissor type lifting support, the bottom of the lifting frame is connected to the rail bottom beam of the base 1, and the top of the lifting frame is connected to the cover plate 2. The bottom end of the first electric push rod 7 is connected to the inner wall of the side of the base 1 through a pin shaft, and the ejection working end of the first electric push rod 7 is connected to the movable supporting leg at the bottom end of the lifting frame 6 through a pin shaft. The first electric push rod 7 is electrically connected to the built-in electric control box. Obviously, the lifting frame 6 can also be supported by a double-layer scissor type lifting support, so that the lifting height can be conveniently expanded; the lifting frame 6 can also adopt a mode of directly jacking the cover plate 2 by a four-point electric push rod. Similar modifications are within the scope of the invention.

Specifically, as shown in fig. 2 and 3, the intelligent drying system for the cable trench of the transformer substation further comprises a solar panel inclination angle adjusting mechanism, wherein the solar panel inclination angle adjusting mechanism comprises a second electric push rod 10, the bottom end of the second electric push rod 10 is connected to the inner wall of the solar base 3 in the side direction through a pin shaft, and the working end of the second electric push rod 10 is connected to a hinged support on the bottom surface of the solar panel 4 through a pin shaft. The two sides of the bottom end of the solar panel 4 are hinged on the side wall of the solar seat 3. The second electric putter 10 is electrically connected to an in-built electric cabinet.

Specifically, as shown in fig. 2 and 3, a first proximity switch 103 is provided in the base 1, a second proximity switch 301 is provided in the solar panel base 3, a protruding operating end of the first proximity switch 103 can contact the bottom surface of the cover 2, and a protruding operating end of the second proximity switch 301 can contact the bottom surface of the solar panel 4. The first proximity switch 103 and the second proximity switch 301 are electrically connected to an internal electric cabinet.

Adopt scissors fork formula lifting support through crane 6, stable in structure, the action is reliable be convenient for realize, and the fault rate is low. The lifting frame 6 is driven through the electric push rod 7, so that the realization and the control are convenient. The two sides of the bottom end of the solar panel 4 are hinged to the side wall of the solar seat 3, the solar panel 4 can change the exposed inclination angle under the pushing of the second electric push rod 10, the solar energy is absorbed to the maximum extent, and the conversion efficiency is improved. Through the arrangement of the first proximity switch 103 and the second proximity switch 301, the closing signals of the cover plate 2 and the solar panel 4 can be conveniently acquired, and the control action can be conveniently and accurately completed.

In an embodiment of the present invention, as shown in fig. 2 and 3, the bottom plate of the base 1 is a mesh plate, an exhaust fan 13 is installed above the mesh plate, the exhaust fan 13 exhausts moist air in the cable trench, and the exhaust fan 13 is electrically connected to an internal electric cabinet.

Through the setting of exhaust fan 13, through the mode of initiatively airing exhaust, accelerate the flow of humid air in the cable pit improves sunning efficiency, shortens the maintenance time.

In a specific embodiment of the present invention, as shown in fig. 2 and 3, the built-in electric control box includes a first electric control box 8 and a second electric control box 9 electrically connected to each other, the first electric control box 8 is disposed in the solar base 3, and the first electric control box 8 is internally provided with a storage battery and a solar controller, which are electrically connected to the storage battery and the solar panel 4. The second electric cabinet 9 is arranged in the base 1, and a wireless communication module is arranged in the second electric cabinet 9 and is in communication connection with the main control box 14.

Establish the electric cabinet in through first electric cabinet 8 and second electric cabinet 9 constitution, can reduce the equipment weight on the apron 2, arrange the electric cabinet nearby moreover, reduce and walk the line, the direct control of being convenient for.

In a specific embodiment of the present invention, as shown in fig. 1 to 3 and 5, the intelligent drying system for a cable trench of a transformer substation further includes a light intensity sensor 11 and a warning light 12, the light intensity sensor 11 is installed at a middle position of an upper portion of the top surface of the solar panel 4, and the warning light 12 is installed at an outer side of a sidewall of the solar seat 3. The warning lamp 12 is an induction night lamp of an LED lamp source, and the light intensity sensor 11 and the warning lamp 12 are electrically connected to an internal electric cabinet.

Suggestion night warning light 12 and light source are yellow through installing additional in the lateral wall outside at solar energy seat 3, and the theory of operation is for controlling through light intensity sensor 11, starts when natural illumination is not enough, senses the automatic light that shines after the human removal through the infrared ray in the dark. Prevent that the unconscious solar panel 4 of trampling when the operating personnel tours equipment night from, lead to the product to damage, LED lamp source power consumption is little, and is energy-conserving effectual.

In an embodiment of the present invention, as shown in fig. 4, the field peripheral electric control box further includes an outer protective box 15 and a warning lamp 18, the main control box 14 is disposed inside the outer protective box 15 capable of being closed, the rain sensor 17 and the wireless antenna 16 are disposed at the top of the outer protective box 15, and the warning lamp 18 is disposed at the top of the outer protective box 15 and electrically connected to the output end of the controller 142.

Through set up the outer protective case 15 of confined outside main control box 14, carry out the protection of wind and rain to main control box 14, avoid appearing intaking the damage condition. Through the setting of alarm lamp 18, be convenient for when equipment operation trouble takes place, in time send audible and visual alarm, remind maintainer to overhaul.

Specifically, as shown in fig. 4, a temperature and humidity monitor 141 is provided in the main control box 14, and a display panel of the temperature and humidity monitor 141 is mounted on a front cover of the main control box 14. The temperature and humidity monitor 141 is in communication connection with the controller 142.

Through the setting of humiture control appearance 141, the temperature and the humidity of the interior air of cable pit are observed directly perceivedly to the field personnel of patrolling of being convenient for, control the manual panel of main control box 14 and carry out manual operation.

Specifically, as shown in fig. 5, the main control box 14 is provided with a GSM communication module, which can communicate with the administrator's mobile phone 19 and receive remote control.

The mobile phone terminal small program is used for remote monitoring and control, labor is saved, the mobile phone terminal small program does not need to arrive at the site, monitoring data can be stored, and accident reason analysis is facilitated.

The invention further discloses a working method of the intelligent airing system for the cable trench of the transformer substation, the intelligent airing system for the cable trench of the transformer substation in any embodiment is used for opening and closing the airing port of the cable trench, manual operation and maintenance are replaced, and labor cost is reduced.

The working principle of the intelligent drying system for the cable trench of the transformer substation is as follows: the working modes of the intelligent airing system for the cable trench of the transformer substation are automatic, manual and remote control. Under the automatic mode, carry out automatic operation control according to establishing the procedure in the controller 142, gather temperature and humidity sensor 5 and rain sensor 17's signal, when reaching the opening threshold value within range of setting for the procedure, controller 142 control electric putter 7 drive crane 6 and jack up apron 2 to open exhaust fan 13 and ventilate the sunning. And in a manual mode, a patrol worker needs to switch on site, and after the actual conditions in the cable trench are observed and the judgment is carried out by combining a display screen of a temperature and humidity monitor 141, the airing is started through manual operation. And in a remote control mode, the administrator mobile phone 19 carries out remote monitoring and control on the terminal applet.

According to the intelligent airing system for the cable trench of the transformer substation, the on-site action mechanism capable of being electrically opened is arranged on the airing port of the cable trench, the controller 142 collects signals of the temperature and humidity sensor 5 and the rainwater sensor 17 and controls the driving assembly to operate, the cover plate 2 is opened or closed, automatic airing is achieved, and manpower is saved. Through the setting of solar energy seat 3 and solar panel 4, can give drive assembly supplies power, avoids laying the power cord again, has reduced construction cost, and nimble adaptability is good moreover. The intelligent airing system for the cable trench of the transformer substation can automatically open and close the airing opening of the cable trench according to actual conditions, and reduces labor intensity and manual operation and maintenance cost. In addition, adopt scissors formula lifting support through crane 6, stable in structure, the action is reliable be convenient for realize, and the fault rate is low. The lifting frame 6 is driven through the electric push rod 7, so that the realization and the control are convenient. The two sides of the bottom end of the solar panel 4 are hinged to the side wall of the solar seat 3, the solar panel 4 can change the exposed inclination angle under the pushing of the second electric push rod 10, the solar energy is absorbed to the maximum extent, and the conversion efficiency is improved. Through the arrangement of the first proximity switch 103 and the second proximity switch 301, the closing signals of the cover plate 2 and the solar panel 4 can be conveniently acquired, and the control action can be conveniently and accurately completed. Through the setting of exhaust fan 13, through the mode of initiatively airing exhaust, accelerate the flow of humid air in the cable pit improves sunning efficiency, shortens the maintenance time. Suggestion night warning light 12 and light source are yellow through installing additional in the lateral wall outside at solar energy seat 3, and the theory of operation is for controlling through light intensity sensor 11, starts when natural illumination is not enough, and the human removal is automatic to light in sensing in the dark. Prevent that the unconscious solar panel 4 of trampling when the operating personnel tours equipment night from, lead to the product to damage, LED lamp source power consumption is little, and is energy-conserving effectual. Through set up the outer protective case 15 of confined outside main control box 14, carry out the protection of wind and rain to main control box 14, avoid appearing intaking the damage condition. Through the setting of alarm lamp 18, be convenient for when equipment operation trouble takes place, in time send audible and visual alarm, remind maintainer to overhaul. Through the setting of humiture control appearance 141, the temperature and the humidity of the interior air of cable pit are observed directly perceivedly to the field personnel of patrolling of being convenient for, control the manual panel of main control box 14 and carry out manual operation. The mobile phone terminal small program is used for remote monitoring and control, labor is saved, the mobile phone terminal small program does not need to arrive at the site, monitoring data can be stored, and accident reason analysis is facilitated.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solution of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the scope of the present invention is defined by the claims.