Multifunctional monitoring alarm device for cable trench

Abstract

The utility model provides a cable trench multifunctional monitoring alarm device, which relates to the technical field of power cable laying device protection, and comprises a cable trench and a monitoring component, the side wall of the cable trench is a pouring cement wall, a cover plate is arranged above the cable trench, a plurality of cable supports are uniformly distributed on one side of the pouring cement wall of the cable trench, and the cable supports are connected with the monitoring component. The cable support and the pouring cement wall are fixed through bolts, a power cable is fixed to the cable support, an inner side wall plate is fixed to the pouring cement wall on the side, away from the cable support, of the cable trench through bolts, the upper end of the inner side wall plate is connected with one side of a cover plate through a roller hinge, and an arc-shaped hydraulic telescopic rod is arranged between the cover plate and the inner side wall plate. The head end of the hydraulic telescopic rod is connected with the cover plate, the tail end of the hydraulic telescopic rod is connected with the inner side wall plate, and the inner side wall plate is provided with a component track and a wiring groove.

Description

Technical Field

[0001] The utility model belongs to the technical field of protection of indoor power cable laying devices of power substations, and in particular relates to a multifunctional monitoring and alarm device for cable trenches. Background Art

[0002] The laying channel of power cables belongs to a high-risk area. Our country has very strict supervision on the standards and specifications for laying power cables. The standards for cable trenches for laying power cables must be standardized. Especially during the maintenance and inspection of power cables, the solid and heavy cement covers are inconvenient to operate and cumbersome to carry, etc.

[0003] The existing cable trench cover technology design has the following problems: it is inconvenient to carry during maintenance, because the cover is clumsy and time-consuming to carry, when the power cable fails or fires, it cannot be discovered in time, the production equipment leaks into the cable trench, the power distribution cabinet on the top of the trench encounters water and short-circuits and trips, causing power loss to the running equipment, and even parking and production reduction, etc., which are unreasonable problems and affect daily work efficiency. The old cement cover hits or pinches the maintenance personnel, which poses certain safety hazards. Utility Model Content

[0004] To solve the problems raised in the above background technology. The utility model provides a cable trench multifunctional monitoring and alarm device, which fills the multifunctional scope of the traditional cable trench cover, effectively handles the convenience of electrician maintenance, and the inspection is visualized, and problems are discovered and handled in time, thereby solving the maintenance and inspection problems and timely feedback the operation status of the cable trench power cable.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multifunctional monitoring and alarm device for a cable trench, comprising a cable trench and monitoring components, wherein the side wall of the cable trench is a cast cement wall, a cover plate is provided above the cable trench, a plurality of cable brackets are evenly distributed on one side of the cast cement wall of the cable trench, the cable brackets are fixed to the cast cement wall by bolts, power cables are fixed to the cable brackets, an inner wall plate is fixed to the cast cement wall on one side of the cable trench away from the cable bracket by bolts, the upper end of the inner wall plate is connected to one side of the cover plate by a roller hinge, an arc-shaped hydraulic telescopic rod is provided between the cover plate and the inner wall plate, the head end of the hydraulic telescopic rod is connected to the cover plate, the end of the hydraulic telescopic rod is connected to the inner wall plate, and a component track and a wiring groove are provided on the inner wall plate;

[0006] The monitoring components are used to monitor environmental parameters and abnormal conditions in the cable trench. The monitoring components are fixed on the component track through the bayonet, and the power supply and communication cables of the monitoring components are connected to the remote monitoring center through the wiring trough to realize remote real-time monitoring of the status in the cable trench. The monitoring components include but are not limited to anti-rat interference alarms, arc sensing modules, smoke alarm modules, water level monitoring modules, intelligent fire extinguishing integrated modules, etc., which are used to monitor environmental parameters and abnormal conditions in the cable trench, issue alarms in time and take corresponding measures to ensure the safe operation of the cable trench.

[0007] Furthermore, a lighting fixture is provided on the component track for lighting inside the cable trench, and the lighting fixture is fixed to the component track through a bayonet.

[0008] Furthermore, the lighting fixture has built-in touch pressure sensors and delay devices. The touch pressure sensors are used to automatically switch the lighting fixture on and off, and the delay devices are used to set delayed shutdown of the lighting fixture. The sensing end of the touch pressure sensor is disposed on the cover plate. When in use, the lighting fixture turns on for a period of time after the cover plate is touched, and automatically turns off after a preset time.

[0009] Furthermore, monitoring components include but are not limited to anti-rodent interference alarms, arc sensing modules, smoke alarm modules, water level monitoring modules, intelligent fire extinguishing integrated modules, etc., which are used to monitor environmental parameters and abnormal conditions in the cable trench, issue alarms in time and take corresponding measures to ensure the safe operation of the cable trench.

[0010] Furthermore, the monitoring components include a water level detection module, and the water level detection module is provided with a water level detection module probe, and the water level detection module probe is arranged inside the cable trench and vertically contacts the bottom of the cable trench.

[0011] Furthermore, the monitoring components include an intelligent fire extinguishing integrated module, and the intelligent fire extinguishing integrated module is provided with a fire extinguishing integrated module probe, and the fire extinguishing integrated module probe is arranged inside the cable trench.

[0012] Furthermore, the hydraulic telescopic rod is arc-shaped.

[0013] Furthermore, a cover lock is provided at an edge of one side of the cover where it is opened and closed.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] The inner wall plate of the utility model integrates various monitoring components. By installing the components on the track and setting the wire duct beside the track, the power lines and communication lines between the components can be managed more flexibly. Since the wire duct can be arranged along the track and the length can be adjusted as needed, it can better adapt to the different wiring lengths between components. The signal of the monitoring component is transmitted to the remote monitoring center through the wiring duct, which realizes the remote real-time monitoring and control of the internal state of the cable trench, helps to deal with abnormal situations in a timely manner, and improves the operation and maintenance efficiency and management level.

[0016] Components include but are not limited to lighting fixtures, monitoring modules and other equipment, which are used to monitor, manage and maintain the environment in the cable trench. Lighting fixtures are used to illuminate the interior of the cable trench, which is convenient for staff to carry out inspection and maintenance; monitoring modules include anti-rat interference alarms, arc light sensing modules, smoke alarm modules, water level monitoring modules, intelligent fire extinguishing integrated modules, etc., which are used to monitor environmental parameters and abnormal conditions in the cable trench, issue alarms in time and take corresponding measures to ensure the safe operation of the cable trench.

[0017] The utility model adopts the lighting fixture design with a built-in touch pressure sensor, so that the staff can conveniently control the lighting in the cable trench, thereby improving the comfort and convenience of the working environment.

[0018] The utility model installs monitoring components such as anti-rat interference alarms, arc light sensing modules, and smoke alarm modules to timely detect abnormal conditions in the cable trench and effectively prevent safety issues such as fire and cable damage.

[0019] The utility model adopts a hydraulically rotatable cover plate design and an automatically retractable hydraulic support rod, which makes the opening and closing of the cover plate more convenient, saving maintenance and operation time and labor costs.

[0020] The utility model adopts an intelligent fire extinguishing integrated module, which can quickly release inert gas when a fire occurs, effectively extinguish the fire, and reduce environmental pollution and property losses.

[0021] In summary, the utility model has obvious advantages in terms of safety, efficiency, maintenance convenience, environmental protection and comfort, and can effectively improve the shortcomings of the existing technology. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a cross-sectional structural schematic diagram of the utility model.

[0023] Figure 2 It is a schematic diagram of the structure of the cover plate of the utility model in a top view.

[0024] Figure 3 It is a front view of the inner side wall plate of the cover plate of the utility model.

[0025] Figure 4 This is an overview structural diagram of the cover plate of the utility model.

[0026] In the figure: 1. Cover plate; 2. Roller hinge; 3. Cast cement wall; 4. Hydraulic telescopic rod; 5. Cable bracket; 6. Inner wall panel; 7. Cable trench; 8. Power cable; 9. Touch pressure sensor; 10. Cover plate lock; 11. Lighting fixture; 12. Anti-rodent interference alarm; 13. Arc sensing module; 14. Smoke alarm module; 15. Component track; 16. Water level detection module; 17. Water level detection module probe; 18. Intelligent fire extinguishing integrated module; 19. Fire extinguishing integrated module probe; 20. Wiring trough. DETAILED DESCRIPTION

[0027] Hereinafter, the technology in the embodiments of the present invention will be described clearly and completely in conjunction with the drawings in the embodiments of the present invention; it is obvious that the described embodiments are only part of the embodiments of the present invention, not all of them; based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative work should fall within the scope of protection of the present invention. It should be noted that the embodiments of the present invention and the features in the embodiments can be combined with each other without conflict.

[0028] See also Figure 1-4 The utility model provides the following technical solutions: a multifunctional monitoring and alarm device for a cable trench, comprising a cable trench 7 and monitoring components. The side wall of the cable trench 7 is a cast cement wall 3. A cover plate 1 is arranged above the cable trench 7. A plurality of cable supports 5 are evenly distributed on one side of the cast cement wall 3 of the cable trench 7. The cable supports 5 are fixed to the cast cement wall 3 by bolts. A power cable 8 is placed on the cable support 5 and fixed. The cast cement wall 3 on the side of the cable trench 7 away from the cable support 5 is fixed with an inner wall plate 6 by bolts. The upper end of the inner wall plate 6 is connected to one side of the cover plate 1 by a roller hinge 2. An arc-shaped hydraulic telescopic rod 4 is arranged between the cover plate 1 and the inner wall plate 6. The head end of the hydraulic telescopic rod 4 is connected to the cover plate 1, and the end of the hydraulic telescopic rod 4 is connected to the inner wall plate 6. The inner wall plate 6 is provided with a component track 15 and a wiring groove 20.

[0029] The monitoring components are used to monitor the environmental parameters and abnormal conditions in the cable trench. The monitoring components are fixed on the component track 15 through the bayonet, and the power supply and communication cables of the monitoring components are connected to the remote monitoring center through the wiring groove 20 to realize the remote real-time monitoring of the status in the cable trench 7. The monitoring components include but are not limited to the anti-rat interference alarm 12, the arc sensing module 13, the smoke alarm module 14, the water level monitoring module 16, the intelligent fire extinguishing integrated module 17, etc., which are used to monitor the environmental parameters and abnormal conditions in the cable trench 7, issue alarms in time and take corresponding measures to ensure the safe operation of the cable trench 7.

[0030] Preferably, a lighting fixture 11 is provided on the component track 15 for lighting inside the cable trench 7 , and the lighting fixture 11 is fixed to the component track 15 by a bayonet.

[0031] Preferably, the lighting fixture 11 has a built-in touch pressure sensor 9 and a delay device, wherein the touch pressure sensor 9 is used to realize automatic switching of the lighting fixture, and the delay device is used to set the delayed shutdown of the lighting fixture. The sensing end of the touch pressure sensor 9 is arranged on the cover plate 1. When in use, the lighting fixture turns on for a period of time after the cover plate 1 is touched, and automatically turns off after a preset time.

[0032] Preferably, the monitoring components include a water level detection module 16 , and the water level detection module 16 is provided with a water level detection module probe 17 . The water level detection module probe 17 is arranged inside the cable trench 7 and vertically contacts the bottom of the cable trench 7 .

[0033] Preferably, the monitoring components include an intelligent fire extinguishing integrated module 18 , and the intelligent fire extinguishing integrated module 18 is provided with a fire extinguishing integrated module probe 19 , and the fire extinguishing integrated module probe 19 is arranged inside the cable trench 7 .

[0034] Preferably, a cover lock 10 is provided at one edge of the cover 1 for opening and closing.

[0035] Working principle and use process of the embodiment of the utility model:

[0036] The cover plate 1 is configured as a rotatable structure, and the cover plate 1 is connected and fixed to the inner wall 6 of the side plate by a roller hinge 2. The cover plate 1 can be reversed 180 degrees, and is made of a high-strength aluminum alloy plate. Compared with ordinary cement cover plates or iron cover plates, the beneficial effects of this embodiment are: flexible reversal, time-saving, labor-saving, and labor-saving.

[0037] When the cover plate 1 is lifted, the hydraulic telescopic rod 4 automatically extends the support rod to lift the cover plate 1, saving the human body's manual effort. When the cover plate 1 is restored to its original position, the cover plate 1 can be locked by the cover plate lock 10.

[0038] The power lines, communication lines, etc. of the lighting fixtures 11, anti-rat interference alarm 12, arc light sensing module 13, smoke alarm module 14, water level detection module 16, and intelligent fire extinguishing integrated module 18 transmit signals to the remote monitoring center through the wiring trough 20, so that the monitoring personnel can find the fault problem and the cable operation status in time.

[0039] The component track 15 fixes the lighting fixture 11, anti-rat interference alarm 12, arc light sensing module 13, smoke alarm module 14, water level detection module 16, etc. to the component track 15 of the inner wall panel 6 through the bayonet, which is convenient for monitoring the situation in the cable trench.

[0040] The staff touches the pressure sensor with their foot to turn on the switch of the lighting fixture 11, and the light of the lighting fixture 11 is turned on to illuminate the dark cable trench 7, and the lighting is automatically turned off after a delay of 10 minutes.

[0041] The working status of each monitoring component in this embodiment:

[0042] The rat-proof interference alarm 12 automatically turns on high-frequency sound at the set time by setting a timer to suppress the nighttime activities of rats. Reduce the biting of the cable sheath to prevent accidents. The arc sensing module 13 is used when the power cable 8 in the cable trench 7 breaks down and is grounded or short-circuited. The strong light emitted by the arc sensing module 13 triggers the arc sensing probe, so that the arc sensing module 13 is activated and the signal is transmitted to the remote monitoring center. The staff can immediately go to the scene to deal with it. The smoke alarm module 14 is used when the core of the power cable 8 in the cable trench 7 generates heat and burns. The thick smoke triggers the smoke alarm probe, so that the smoke alarm module 14 is activated and the signal is transmitted to the remote monitoring center. The staff immediately go to the scene to deal with the accident. The water level monitoring module 16 is provided with a water level monitoring probe 17, which vertically contacts the bottom of the cable trench 7. When the water leakage in the production device penetrates into the cable trench 7, the water submerges the probe to activate the water level monitoring module 16 and transmits the signal to the remote monitoring center. The staff immediately go to the scene to deal with the water leakage problem. The fire extinguishing integrated module 18 is provided with a fire extinguishing integrated module probe 19. When a fire occurs in the cable trench 7, the fire extinguishing probe senses it and triggers the fire extinguishing integrated module 18 to release inert gas. Due to the lack of oxygen in the cable trench 7, the fire will extinguish itself without a fire source, thereby effectively preventing the fire from expanding.

Claims

1. A multifunctional monitoring and alarm device for a cable trench, comprising a cable trench and monitoring components, wherein the side wall of the cable trench is a cast cement wall, a cover plate is provided above the cable trench, a plurality of cable brackets are evenly distributed on one side of the cast cement wall of the cable trench, the cable brackets are fixed to the cast cement wall by bolts, and power cables are fixed to the cable brackets, characterized in that: The cement wall cast on one side of the cable trench away from the cable bracket is fixed with an inner wall panel by bolts, the upper end of the inner wall panel is connected to one side of the cover panel by a roller hinge, a hydraulic telescopic rod is provided between the cover panel and the inner wall panel, the head end of the hydraulic telescopic rod is connected to the cover panel, the end of the hydraulic telescopic rod is connected to the inner wall panel, and the inner wall panel is provided with a component track and a wiring groove; The monitoring components are used to monitor environmental parameters and abnormal conditions in the cable trench. The monitoring components are fixed on the component track through the bayonet, and the power supply and communication cables of the monitoring components are connected to the remote monitoring center through the wiring trough to realize remote real-time monitoring of the status in the cable trench.

2. A cable trench multifunctional monitoring and alarm device according to claim 1, characterized in that: The component track is provided with a lighting fixture for lighting inside the cable trench, and the lighting fixture is fixed to the component track through a bayonet.

3. A cable trench multifunctional monitoring and alarm device according to claim 2, characterized in that: The lighting fixture has built-in touch pressure sensors and delay devices. The touch pressure sensors are used to realize automatic switching of the lighting fixture, and the delay devices are used to set the delayed shutdown of the lighting fixture. The sensing end of the touch pressure sensor is arranged on the cover plate. When in use, the lighting fixture turns on for a period of time after the cover plate is touched, and automatically turns off after a preset time.

4. A cable trench multifunctional monitoring and alarm device according to claim 3, characterized in that: The monitoring components include any one or more of a rodent-proof interference alarm, an arc light sensing module, a smoke alarm module, a water level detection module, and an intelligent fire extinguishing integrated module.

5. A cable trench multifunctional monitoring and alarm device according to claim 4, characterized in that: The monitoring component comprises a water level detection module, and the water level detection module is provided with a water level detection module probe. The water level detection module probe is arranged inside the cable trench and vertically contacts the bottom of the cable trench.

6. A cable trench multifunctional monitoring and alarm device according to claim 5, characterized in that: The monitoring components include an intelligent fire extinguishing integrated module, the intelligent fire extinguishing integrated module is provided with a fire extinguishing integrated module probe, and the fire extinguishing integrated module probe is arranged inside the cable trench.

7. A cable trench multifunctional monitoring and alarm device according to claim 1, characterized in that: The hydraulic telescopic rod is in an arc shape.

8. The multifunctional cable trench monitoring and alarm device according to claim 1 is characterized in that: A cover lock is arranged at an edge of one side of the cover for opening and closing.

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