CN217563301U

CN217563301U - High tension cable on-line monitoring intelligence grounding box

Info

Publication number: CN217563301U
Application number: CN202221427433.1U
Authority: CN
Inventors: 李桂坤
Original assignee: Qingdao Hanrong Electric Co ltd
Current assignee: Qingdao Hanrong Electric Co ltd
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2022-10-11
Anticipated expiration: 2032-06-09

Abstract

The utility model discloses a high tension cable on-line monitoring intelligence ground connection case, including the box, the internally mounted of box has the ground connection subassembly, and the bottom of ground connection subassembly is connected with cable sheathing ground cable, and the internally mounted of box has current transformer and voltage transformer. The utility model discloses make cable ground connection case more have the intellectuality, visual, controllable, diversified function, can audio-visually look over running state, the processing of trouble is more timely high-efficient to can implement fortune dimension work according to the operational data, accomplish accident preliminary treatment, improve the safety guarantee. The protective capability of external high temperature and rainwater on heat conduction and erosion inside the box body is increased, the air entering the box body is kept clean and dry, and the cable grounding box is beneficial to long-term use.

Description

High tension cable on-line monitoring intelligence grounding box

Technical Field

The utility model relates to a high tension cable line protection technical field of 10KV and above voltage level specifically is a high tension cable on-line monitoring intelligence grounding box.

Background

The high-voltage cable line generally limits the section length of each section of cable of the cable line in order to solve the problem that the long-distance transmission generates overhigh induction voltage on a cable metal sheath, and simultaneously, the cable metal sheaths connected with three phases of each section are connected in the modes of direct connection, protection grounding, cross interconnection protection grounding and the like, so that the problem of overhigh induction voltage of the long cable line is effectively suppressed. However, the traditional grounding box has a single function and a simple structure, the environment of the traditional grounding box is easy to damage, the running state of the cable cannot be mastered in real time, faults or accidents cannot be handled in time, and the operation and maintenance cost is high.

Utility model patent CN 201820600966.2 (CN 208043123U) provides a take alternately interconnected grounding box of on-line monitoring function, and the device has adopted alternately interconnected structure, and power module, communication module, data acquisition module are add to unified standard in the alternately interconnected protection grounding box of cable sheath to it effectively keeps apart through insulating barrier and protection grounding part.

The existing intelligent grounding box for online monitoring of high-voltage cables cannot collect and upload data in real time in monitoring and management of the cable grounding box, cannot perform health monitoring on the running state of the cable grounding box in real time, and cannot be quickly reduced after the temperature and humidity inside the cable grounding box are too high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high tension cable on-line monitoring intelligence ground connection case to solve and can't carry out data acquisition in real time and gather and upload, can't carry out health monitoring's problem to cable ground connection case's running state in real time.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high tension cable on-line monitoring intelligence grounding box, includes the box, the internally mounted of box has ground connection subassembly, ground connection subassembly's bottom is connected with cable sheath earth cable, the internally mounted of box has current transformer and voltage transformer.

Preferably, the inside of box is installed with insulating mounting panel, current transformer installs the side of insulating mounting panel, current transformer is close to cable sheath ground connection cable surface, voltage transformer is close to ground connection subassembly.

Preferably, the surface of the grounding assembly is provided with a lightning protection device, one end of the grounding assembly is connected with a grounding electrode cable, the grounding electrode cable penetrates out of the box body downwards, the bottom end of the cable sheath grounding cable penetrates out of the bottom end of the box body, and the surfaces of the bottom ends of the cable sheath grounding cable and the grounding electrode cable are sleeved with an insulating protective sleeve.

Preferably, smoke alarm is installed on the inside top of box, first entrance guard is installed in the upper right corner of box, the second entrance guard is installed in the lower left corner of box, temperature and humidity sensor is installed to the inboard of box, the water logging switch is installed to the inside bottom of box, intelligent data processing case is installed on the top of box.

Preferably, the internally mounted of intelligence data processing case has the installing frame, the centre of installing frame is fixed with the space bar, open the both sides top of intelligence data processing case has the louvre, circuit breaker, fuse and 4G gateway are installed to inside one side of installing frame, data processing module and signal line row of connecting are installed to the inside opposite side of installing frame.

Preferably, the heat insulating mat is pasted to the internal surface of box, the waterproof layer is pasted to the surface of box, the air suction pump is installed on the inside top of box, the both sides of air suction pump are provided with the air intake, the top of air suction pump is connected with out the tuber pipe, it wears out to go out the tuber pipe the top of box.

Preferably, the side bottom of box is installed the frame of ventilating, the frame of ventilating is the rectangle structure, the both ends of ventilating the frame are in the inside and outside both sides of box, the filter screen is installed at the both ends of ventilating the frame, the internally mounted of frame of ventilating has activated carbon adsorption particle.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an at the inside voltage transformer that sets up of box, current transformer, and lightning protection device, smoke alarm, two entrance guards, with water logging switch and temperature and humidity sensor, and set up intelligent data processing case in the top of box, including the 4G gateway, intelligent equipment such as data processing module and signal line connecting row, therefore, gather and upload the data of each sensor collection by the module realization, the online management and control platform of rethread back office monitors and manages, realize the real-time running state health monitoring to cable grounding box, make cable grounding box more intelligent, it is visual, controllable, diversified function, can audio-visual operating condition of looking over, the processing of trouble is more timely high-efficient, and can implement fortune dimension work according to the operating data, accomplish accident preliminary treatment, safety guarantee improves.

2. The utility model discloses set up heat insulating mattress and waterproof layer in the inside and outside of box, increase external high temperature and rainwater to the protective capacities of the inside heat conduction of box and etching, moreover, through the great air absorption of the inside too high heat of box and humidity of air suction pump, and from the play tuber pipe discharge box, and, before the outside air gets into the box, earlier through the frame of ventilating, remove dust and adsorb steam through the filtration of filter screen and active carbon adsorption granule, keep getting into the inside air clean dry of box, do benefit to cable grounding box's permanent use.

Drawings

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

fig. 2 is a schematic partial structure view of the air inlet frame of fig. 1 according to the present invention;

fig. 3 is a schematic diagram of a part of the intelligent data processing box of fig. 1 according to the present invention.

In the figure: 1. a box body; 2. an intelligent data processing box; 3. a waterproof layer; 4. an air outlet pipe; 5. a suction pump; 6. an air inlet; 7. a first access control; 8. a heat insulating pad; 9. a temperature and humidity sensor; 10. an insulating mounting plate; 11. a ventilation frame; 12. a filter screen; 13. activated carbon adsorption granules; 14. a ground electrode cable; 15. an insulating protective sleeve; 16. a cable sheath ground cable; 17. a water immersion switch; 18. a second entrance guard; 19. a current transformer; 20. a voltage transformer; 21. a ground component; 22. a lightning protection device; 23. a smoke alarm; 24. heat dissipation holes; 25. a data processing module; 26. a 4G gateway; 27. a circuit breaker; 28. a fuse; 29. a partition plate; 30. installing a frame; 31. and a signal line bank.

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 efforts all belong to the protection scope of the present invention.

Example 1

Referring to fig. 1 and 3, the intelligent grounding box for online monitoring of a high-voltage cable in the figure includes a box body 1, a grounding assembly 21 is installed inside the box body 1, a cable sheath grounding cable 16 is connected to the bottom end of the grounding assembly 21, and a current transformer 19 and a voltage transformer 20 are installed inside the box body 1.

An insulating mounting plate 10 is arranged in the box body 1, a current transformer 19 is arranged on the side surface of the insulating mounting plate 10, the current transformer 19 is close to the surface of a cable sheath grounding cable 16, the cable sheath grounding cable 16 is connected with a grounding component 21, and each phase is provided with the current transformer 19 for collecting current data; the voltage transformer 20 is close to the grounding component 21, and the voltage sensors 20 arranged between each phase and the ground are used for acquiring voltage data and jointly combined to realize the grounding circulation monitoring function.

One end of the grounding component 21 is connected with a grounding electrode cable 14, the grounding electrode cable 14 penetrates out of the box body 1 downwards, the bottom end of the box body 1 is penetrated out of the bottom end of the cable sheath grounding cable 16, and the bottom end surfaces of the cable sheath grounding cable 16 and the grounding electrode cable 14 are sleeved with an insulating protective sleeve 15.

The surface of the grounding component 21 is provided with a lightning protection device 22, the top end in the box body 1 is provided with a smoke alarm 23, the upper right corner of the box body 1 is provided with a first door access 7, the lower left corner of the box body 1 is provided with a second door access 18, the inner side of the box body 1 is provided with a temperature and humidity sensor 9, and the bottom end in the box body 1 is provided with a water immersion switch 17; therefore, various environmental data acquisition sensors arranged in the box body 1 and alarm sensors for preventing burglary, fire and the like can realize the functions of monitoring the operating environment and alarming for burglary prevention.

Intelligent data processing case 2 is installed on the top of box 1, and the internally mounted of intelligent data processing case 2 has installing frame 30, and the centre of installing frame 30 is fixed with space bar 29, and open the both sides top of intelligent data processing case 2 has louvre 24.

A breaker 27, a fuse 28 and a 4G gateway 26 are installed on one side of the interior of the installation frame 30, and a data processing module 25 and a signal line connecting bar 31 are installed on the other side of the interior of the installation frame 30; various signals inside the box body 1 are transmitted to the intelligent data processing box 2, data preprocessing is carried out through the data processing module 25, processed data are sent to the cloud platform database through the 4G gateway 26, management and control platform software calls database data and converts the database data into a visual interface for monitoring and reference, and management and control platform software B/S framework can be updated in real time through the state of a local end or a mobile end, and is simple and convenient to operate and powerful.

This high tension cable on-line monitoring intelligence grounding box, during the use: a voltage transformer 20 and a current transformer 19 are arranged in the box body 1 and jointly combined to realize the function of monitoring the grounding circulation, and a lightning protection protector 22, a smoke alarm 23, a first entrance guard 7 and a second entrance guard 18, a water immersion switch 17 and a temperature and humidity sensor 9 are arranged in the box body 1.

Meanwhile, an intelligent data processing box 2 is arranged above the box body 1 and comprises intelligent equipment such as a 4G gateway 26, a data processing module 25, a signal line bank 31 and the like; therefore, cable sheath grounding cable 16 is connected into grounding assembly 21, sheath induction voltage and current are collected through voltage transformer 20 and current transformer 19, water logging switch 17 and temperature and humidity sensor 9 collect internal environment data of box 1, lightning protection protector 22, smoke alarm 23, first entrance guard 7 and second entrance guard 18 signal transmission are transmitted to intelligent data processing box 2, data preprocessing is carried out through data processing module 25, and the processed data are transmitted to the cloud platform database through 4G gateway 26.

The management and control platform software calls database data to convert the database data into a visual interface for monitoring and reference; moreover, the B/S framework of the control platform software can be updated in real time through the state of the local end or the mobile end, so that the operation is simple and convenient, and the function is strong; the control platform can clearly and intuitively know the state of the sheath induced electricity according to the current voltage and current so as to facilitate management and maintenance.

The change of the environmental data in the box body 1 can bring convenience to the operation and maintenance of the equipment, the functions of anti-theft alarm and the like can play a timely early warning function when the box body 1 and the cable are stolen, and the functions can also be timely notified and processed when the equipment fails, so that the time and the labor are saved.

So, realize the real-time running state health monitoring to cable ground connection case, make cable ground connection case more have intellectuality, visual, controllable, diversified function, can audio-visual running state of looking over, the processing of trouble is more timely high-efficient to can implement fortune dimension work according to the operation data, accomplish accident preliminary treatment, improve the safety guarantee.

Example 2

Referring to fig. 1 and fig. 2, this embodiment further illustrates embodiment 1, and the illustrated intelligent grounding box for online monitoring of a high-voltage cable includes a box body 1, a grounding assembly 21 is installed inside the box body 1, a cable sheath grounding cable 16 is connected to a bottom end of the grounding assembly 21, and a current transformer 19 and a voltage transformer 20 are installed inside the box body 1.

The inner surface of the box body 1 is adhered with the heat insulation pad 8, and the heat insulation pad 8 is made of heat-resistant ceramic materials, so that the influence of external high temperature on the box body 1 is reduced; the waterproof layer 3 is pasted on the outer surface of the box body 1, the waterproof layer 3 is made of polyvinyl chloride materials, the waterproof and insulating performance is achieved, and erosion of external rainwater on the box body 1 is reduced.

Air suction pump 5 is installed on the inside top of box 1, and air suction pump 5's both sides are provided with air intake 6, and air suction pump 5's top is connected with out tuber pipe 4, goes out the top that tuber pipe 4 wore out box 1, and air suction pump 5 can absorb and discharge box 1 to the inside too high temperature of box 1 and heat and moist steam, keeps box 1 steady and dry temperature.

The frame 11 of ventilating is installed to the side bottom of box 1, and the frame 11 of ventilating is the rectangle structure, and the both ends of the frame 11 of ventilating are in the inside and outside both sides of box 1, and filter screen 12 is installed at the both ends of the frame 11 of ventilating, and the internally mounted of the frame 11 of ventilating has activated carbon adsorption granule 13, removes dust and absorbs steam to the air that gets into box 1 inside, keeps inside clean dry steam gets into box 1.

In this embodiment, set up heat insulating mattress 8 and waterproof layer 3 in the inside and outside of box 1, increase the protective capacities of external high temperature and rainwater to the inside heat conduction of box 1 and etching, moreover, absorb the great air of the inside too high heat of box 1 and humidity through air suction pump 5 to from air-out pipe 4 discharge box 1.

And before the outside air enters the box body 1, the outside air firstly passes through the ventilation frame 11, and is filtered, dedusted and absorbed by the filter screen 12 and the activated carbon adsorption particles 13, so that the air entering the box body 1 is kept clean and dry, and the cable grounding box is beneficial to long-term use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high tension cable on-line monitoring intelligence grounding box which characterized in that includes: the cable protection box comprises a box body (1), wherein a grounding component (21) is arranged inside the box body (1), a cable sheath grounding cable (16) is connected to the bottom end of the grounding component (21), and a current transformer (19) and a voltage transformer (20) are arranged inside the box body (1).

2. The intelligent grounding box for the online monitoring of the high-voltage cable according to claim 1, wherein: the utility model discloses a cable sheath ground connection cable, including box (1), internally mounted of box (1) has insulating mounting panel (10), current transformer (19) are installed the side of insulating mounting panel (10), current transformer (19) are close to cable sheath ground connection cable (16) surface, voltage transformer (20) are close to ground connection subassembly (21).

3. The intelligent grounding box for the online monitoring of the high-voltage cable according to claim 1, wherein: the surface of the grounding component (21) is provided with a lightning protection protector (22), one end of the grounding component (21) is connected with a grounding electrode cable (14), the grounding electrode cable (14) penetrates out of the box body (1) downwards, the bottom end of the cable sheath grounding cable (16) penetrates out of the bottom end of the box body (1), and the surfaces of the cable sheath grounding cable (16) and the bottom end of the grounding electrode cable (14) are sleeved with an insulating protective sleeve (15).

4. The intelligent grounding box for the online monitoring of the high-voltage cable according to claim 1, wherein: smog annunciator (23) are installed on the inside top of box (1), first entrance guard (7) are installed in the upper right corner of box (1), second entrance guard (18) are installed in the lower left corner of box (1), temperature and humidity sensor (9) are installed to the inboard of box (1), water logging switch (17) are installed to the inside bottom of box (1), intelligent data processing case (2) are installed on the top of box (1).

5. The intelligent high-voltage cable online monitoring grounding box of claim 4, wherein: the internally mounted of intelligence data processing case (2) has installing frame (30), the centre of installing frame (30) is fixed with space bar (29), open the both sides top of intelligence data processing case (2) has louvre (24), circuit breaker (27), fuse (28) and 4G gateway (26) are installed to inside one side of installing frame (30), data processing module (25) and signal line row of connections (31) are installed to the inside opposite side of installing frame (30).

6. The intelligent grounding box for the online monitoring of the high-voltage cable according to claim 1, wherein: the internal surface of box (1) is pasted and is had heat insulating mattress (8), waterproof layer (3) are pasted to the surface of box (1), air suction pump (5) are installed on the inside top of box (1), the both sides of air suction pump (5) are provided with air intake (6), the top of air suction pump (5) is connected with out tuber pipe (4), it wears out to go out tuber pipe (4) the top of box (1).

7. The intelligent grounding box for the online monitoring of the high-voltage cable according to claim 1, wherein: the side bottom of box (1) is installed and is ventilated frame (11), it is the rectangle structure to ventilate frame (11), the both ends of ventilating frame (11) are in the inside and outside both sides of box (1), filter screen (12) are installed at the both ends of ventilating frame (11), the internally mounted of ventilating frame (11) has activated carbon adsorption granule (13).