CN215871857U

CN215871857U - Communication mode change-over switch in electric power tunnel

Info

Publication number: CN215871857U
Application number: CN202121826296.4U
Authority: CN
Inventors: 刘韬; 张小平; 艾羽飞; 李刚; 姚颂; 梁大伟; 陈超步
Original assignee: State Nuclear Electric Power Planning Design & Research Institute Chongqing Co ltd
Current assignee: State Nuclear Electric Power Planning Design & Research Institute Chongqing Co ltd
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2022-02-18
Anticipated expiration: 2031-08-05

Abstract

The utility model belongs to the technical field of cable tunnels, and particularly relates to a communication mode change-over switch in an electric power tunnel, which comprises a shell and an MCU unit; the MCU unit comprises a signal receiving part, an MCU part, an indicator lamp, a CAN receiving and transmitting part, a CAN protecting part, a voltage stabilizing part, a power protecting part and a power monitoring part; a signal receiving part is fixedly connected inside the shell; an MCU (microprogrammed control Unit) is fixedly connected inside the shell; an indicator lamp is fixedly connected inside the shell; a CAN receiving and transmitting part is fixedly connected inside the shell; a CAN protection piece is fixedly connected inside the shell; a voltage stabilizing device is fixedly connected inside the shell; different communication modes are switched according to different use periods of the cable tunnel, the problem that the communication mode in the cable tunnel is single is solved, the utilization rate of communication equipment is improved, the use requirements in different periods are met, the common operation and maintenance mode is switched to the low power consumption mode, and the effects of saving energy and prolonging the service life of the equipment are achieved.

Description

Communication mode change-over switch in electric power tunnel

Technical Field

The utility model belongs to the technical field of cable tunnels, and particularly relates to a communication mode change-over switch in a power tunnel.

Background

Cable tunnel means a corridor or tunnel-like structure for accommodating a large number of cables laid on cable supports; the traditional cable tunnel is simple in structure.

In the prior art, a cable tunnel is buried under the ground deeply, and a public network mobile wireless signal cannot penetrate into the tunnel due to a reinforced concrete structure, so that a communication mode in the cable tunnel is single, a communication system in the tunnel cannot be efficiently utilized in different periods of use of the cable tunnel, and a communication mode change-over switch in the power tunnel is provided.

SUMMERY OF THE UTILITY MODEL

In order to make up for the defects of the prior art and solve the problems that in the prior art, a cable tunnel is buried deeply below the ground, a mobile wireless signal of a public network cannot penetrate into the tunnel due to a reinforced concrete structure, the communication mode in the cable tunnel is single, and a communication system in the tunnel cannot be efficiently utilized in different periods of use of the cable tunnel, the utility model provides the communication mode change-over switch in the power tunnel.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to a communication mode change-over switch in an electric power tunnel, which comprises a shell and an MCU unit; the MCU unit comprises a signal receiving part, an MCU part, an indicator lamp, a CAN receiving and transmitting part, a CAN protecting part, a voltage stabilizing part, a power protecting part and a power monitoring part; a signal receiving part is fixedly connected inside the shell; an MCU (microprogrammed control Unit) is fixedly connected inside the shell; an indicator lamp is fixedly connected inside the shell; a CAN receiving and transmitting part is fixedly connected inside the shell; a CAN protection piece is fixedly connected inside the shell; a voltage stabilizing device is fixedly connected inside the shell; a power supply protection piece is fixedly connected inside the shell; a power supply monitoring part is fixedly connected inside the shell; the use requirements in different periods are met, the common operation and maintenance mode is switched to the low power consumption mode, and the effects of saving energy and prolonging the service life of equipment are achieved.

Preferably, a motor is fixedly connected to the inner side wall of the bottom end of the shell; the output end of the motor is fixedly connected with a first rotating rod; the top end of the first rotating rod is fixedly connected with a fan; a heat radiating piece is fixedly connected inside the shell; the high temperature inside the case may be dissipated by the heat sink.

Preferably, a first gear is fixedly connected to the middle part of the first rotating rod; a second gear is arranged inside the shell; the first gear is meshed with the second gear; a second rotating rod is fixedly connected to the top end of the second gear; a first bevel gear is fixedly connected to the top end of the second rotating rod; a second bevel gear is arranged inside the shell; a third rotating rod is fixedly connected to the side end of the second bevel gear; a cleaning piece is fixedly connected to the side end of the third rotating rod; the heat dissipation effect of the shell is prevented from being influenced by a large amount of dust accumulated on the heat dissipation piece.

Preferably, a first positioning piece is fixedly connected to the inner side wall of the bottom end of the shell; a first fixing piece is fixedly connected to the side end of the first positioning piece; the first fixing piece is rotatably connected with a second rotating rod; the first fixing piece can also enable the second rotating rod to normally rotate.

Preferably, a second positioning piece is fixedly connected to the inner side wall of the top end of the shell; a second fixing piece is fixedly connected to the bottom end of the second positioning piece; the second fixing piece is rotatably connected with a third rotating rod; the second fixing piece can also enable the third rotating rod to normally rotate.

Preferably, a first magnet is fixedly connected to the bottom end of the heat dissipation member; a second magnet is fixedly connected inside the shell; thereby making the heat sink convenient for subsequent disassembly and assembly.

The utility model has the beneficial effects that:

1. the utility model provides a communication mode change-over switch in a power tunnel, which aims at changing over different communication modes in different use periods of a cable tunnel, solves the problem of single communication mode in the cable tunnel, improves the utilization rate of communication equipment, meets the use requirements in different periods, and changes a common operation and maintenance mode into a low power consumption mode to achieve the effects of saving energy and prolonging the service life of the equipment.

2. The utility model provides a communication mode change-over switch in an electric power tunnel, which is characterized in that a first rotating rod is rotated through the output of a motor, a fan starts to rotate and output through the rotation of the first rotating rod to radiate heat of a shell, the high temperature in the shell can be radiated through a radiating piece, the temperature of the shell can be controlled through the matching of the fan and the radiating piece, and the influence of the high temperature on the working efficiency of the shell is avoided.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:

FIG. 1 is a perspective view of a first embodiment of the present invention;

FIG. 2 is a cross-sectional view of the first embodiment;

FIG. 3 is a diagram of a hardware architecture of the first embodiment;

FIG. 4 is an enlarged view taken at A in FIG. 2;

fig. 5 is a schematic view of another embodiment of the heat sink structure according to the first embodiment;

illustration of the drawings:

1. a housing; 21. a signal receiving member; 22. an MCU component; 23. an indicator light; 24. a CAN transceiver; 25. a CAN protector; 26. a voltage stabilizing device; 27. a power supply protection member; 28. a power supply monitoring part; 31. a motor; 32. a first rotating rod; 33. a fan; 34. a heat sink; 41. a first gear; 42. a second gear; 43. a second rotating rod; 44. a first bevel gear; 45. a second bevel gear; 46. a third rotating rod; 47. a cleaning member; 51. a first fixing member; 52. a first positioning piece; 53. a second fixing member; 54. a second positioning element; 55. a first magnet; 56. a magnet II; 61. and (4) disassembling the parts.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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.

Example one

Referring to fig. 1-4, a communication mode switch in a power tunnel includes a housing 1 and an MCU unit; the MCU unit comprises a signal receiving part 21, an MCU part 22, an indicator lamp 23, a CAN transceiver 24, a CAN protector 25, a voltage stabilizing device 26, a power protector 27 and a power monitoring part 28; a signal receiving part 21 is fixedly connected inside the shell 1; an MCU (microprogrammed control Unit) 22 is fixedly connected inside the shell 1; an indicator lamp 23 is fixedly connected inside the shell 1; a CAN transceiver 24 is fixedly connected inside the shell 1; a CAN protector 25 is fixedly connected inside the shell 1; a voltage stabilizer 26 is fixedly connected inside the shell 1; a power protection member 27 is fixedly connected inside the shell 1; a power supply monitoring part 28 is fixedly connected inside the shell 1; when the device works, the MCU 22 is a micro control unit, also called a single chip microcomputer or a single chip microcomputer, the frequency and the specification of the central processing unit are properly reduced, the CAN transceiver 24 is a CAN protocol which is an ISO standard aiming at serial data communication, the MCU is a main component for storing and executing programs, analyzes input signals and sends corresponding signals, the MCU CAN process input switch signals and CAN drive the indicator lamp 23 to display the working state, the mode switch is a self-resetting knob switch, the switching among three communication modes, a construction mode, a common mode and an inspection mode CAN be realized, the MCU CAN be adjusted to the inspection mode once by rotating the common mode and then adjusted to the construction mode once again, the common mode CAN be adjusted again by rotating the common mode again, the communication modes CAN be sequentially switched, and the construction mode, the MCU CAN be freely switched, The system comprises a common operation mode and a maintainer inspection mode, wherein in the construction mode, a WLAN (wireless local area network) coverage mode is mainly adopted, and all operation surface constructors frequently communicate and need to realize real-time communication; in the normal operation and maintenance mode, no person enters the tunnel, and the low power consumption mode can be started; the inspection personnel inspection mode mainly realizes timely communication between the inspection personnel and the outside, CAN introduce three operator mobile signals, trigger a switch and send an instruction, at the moment, an MCU unit processes and analyzes a mode request, sends a switch signal through a CAN bus, forwards the CAN bus switch signal to a communication control module in a tunnel through a gateway, switches the working mode of a communication system in the tunnel, a cable tunnel is deeply buried under the ground, a reinforced concrete structure also prevents a public network mobile wireless signal from permeating into the tunnel, so that the communication mode in the cable tunnel is single, the communication system in the tunnel CAN not be efficiently utilized in different periods of use of the cable tunnel, different communication modes are switched according to different periods of use of the cable tunnel, the problem of single communication mode in the cable tunnel is solved, the utilization rate of communication equipment is improved, and the use requirements in different periods are met, the common operation and maintenance mode is switched to the low power consumption mode, so that the effects of saving energy and prolonging the service life of equipment are achieved.

A motor 31 is fixedly connected to the inner side wall of the bottom end of the shell 1; a first rotating rod 32 is fixedly connected to the output end of the motor 31; the top end of the first rotating rod 32 is fixedly connected with a fan 33; a heat dissipation member 34 is fixedly connected inside the casing 1; the output of the motor 31 thus rotates the first rotating rod 32, and the rotation of the first rotating rod 32 in turn causes the fan 33 to start rotating and outputting heat to the casing 1, and the high temperature inside the casing 1 can be dissipated through the heat dissipating member 34.

A first gear 41 is fixedly connected to the middle part of the first rotating rod 32; a second gear 42 is arranged inside the shell 1; the first gear 41 is meshed with the second gear 42; a second rotating rod 43 is fixedly connected to the top end of the second gear 42; a first bevel gear 44 is fixedly connected to the top end of the second rotating rod 43; a second bevel gear 45 is arranged inside the shell 1; a third rotating rod 46 is fixedly connected to the side end of the second bevel gear 45; a cleaning piece 47 is fixedly connected to the side end of the third rotating rod 46; the first rotating rod 32 rotates to make the first gear 41 rotate, the first gear 41 rotates to make the second gear 42 rotate, the first positioning element 52 can fix the position of the first fixing element 51, the first fixing element 51 can position the position of the second rotating rod 43, the first fixing element 51 can also make the second rotating rod 43 normally rotate, the second gear 42 rotates to make the second rotating rod 43 rotate, the second rotating rod 43 rotates to make the first bevel gear 44 rotate, the first bevel gear 44 rotates to make the second bevel gear 45 rotate, the second bevel gear 45 rotates to make the third rotating rod 46 rotate, the second positioning element 54 can fix the position of the second fixing element 53, the second fixing element 53 can position the third rotating rod 46, the second fixing element 53 can also make the third rotating rod 46 normally rotate, and the third rotating rod 46 rotates to make the cleaning element 47 rotate, the rotation of cleaning element 47 can clean the dust on heat sink 34, avoids heat sink 34 to accumulate a large amount of dust and influences the radiating effect of casing 1, and magnet 55 and magnet 56 are through the magnetic attraction effect absorption together, and heat sink 34 is installed on casing 1 through the cooperation of magnet 55 and magnet 56 to make heat sink 34 make things convenient for subsequent dismouting.

A first positioning piece 52 is fixedly connected to the inner side wall of the bottom end of the shell 1; a first fixing piece 51 is fixedly connected to the side end of the first positioning piece 52; a second rotating rod 43 is rotatably connected to the first fixing element 51; the first positioning element 52 can fix the position of the first fixing element 51, the first fixing element 51 can position the position of the second rotating rod 43, and the first fixing element 51 can also enable the second rotating rod 43 to normally rotate.

A second positioning piece 54 is fixedly connected to the inner side wall of the top end of the shell 1; a second fixing piece 53 is fixedly connected to the bottom end of the second positioning piece 54; a third rotating rod 46 is rotatably connected to the second fixing piece 53; the second positioning element 54 can fix the position of the second fixing element 53, the second fixing element 53 can position the position of the third rotating rod 46, and the second fixing element 53 can also enable the third rotating rod 46 to normally rotate.

A first magnet 55 is fixedly connected to the bottom end of the heat dissipation member 34; a second magnet 56 is fixedly connected inside the shell 1; first magnet 55 and No. two magnets 56 are together through the absorption of magnetism, and heat sink 34 is installed on casing 1 through the cooperation of first magnet 55 and No. two magnets 56 to make heat sink 34 make things convenient for subsequent dismouting.

Example two

Referring to fig. 5, in a first comparative example, as another embodiment of the present invention, the detaching element 61 is fixed to a side end of the heat dissipating element 34; in operation, the housing 1 may dissipate heat through the heat dissipating member 34, and the mesh on the heat dissipating member 34 may reduce dust entering the inside of the housing 1, but the heat dissipating member 34 needs to be maintained periodically, and the heat dissipating member 34 may be detached conveniently by pulling the detaching member 61.

The working principle is as follows: when the system works, the MCU unit is a main component for storing and executing programs, analyzes input signals and sends corresponding signals, can process input switch signals and drive the indicator lamp 23 to display a working state, the mode switch is a self-reset knob switch, can realize switching among three communication modes, namely a construction mode, a common mode and a patrol mode, can be adjusted to the patrol mode once by rotating the common mode, is adjusted to the construction mode again by rotating the common mode again, can switch the communication modes in sequence, can freely switch the construction mode, the common operation mode and the patrol mode of maintainers by rotating the MCU unit, and mainly adopts a WLAN (wireless local area network) coverage mode in the construction mode, each working face constructor has frequent communication and needs to realize real-time communication; in the normal operation and maintenance mode, no person enters the tunnel, and the low power consumption mode can be started; the inspection personnel inspection mode mainly realizes timely communication between the inspection personnel and the outside, CAN introduce three operator mobile signals, trigger a switch and send an instruction, at the moment, an MCU unit processes and analyzes a mode request, sends a switch signal through a CAN bus, forwards the CAN bus switch signal to a communication control module in a tunnel through a gateway, switches the working mode of a communication system in the tunnel, a cable tunnel is deeply buried under the ground, a reinforced concrete structure also prevents a public network mobile wireless signal from permeating into the tunnel, so that the communication mode in the cable tunnel is single, the communication system in the tunnel CAN not be efficiently utilized in different periods of use of the cable tunnel, different communication modes are switched according to different periods of use of the cable tunnel, the problem of single communication mode in the cable tunnel is solved, the utilization rate of communication equipment is improved, and the use requirements in different periods are met, the common operation and maintenance mode is switched to the low power consumption mode, so that the effects of saving energy and prolonging the service life of equipment are achieved; the output of the motor 31 thus rotates the first rotating rod 32, the rotation of the first rotating rod 32 further causes the fan 33 to start rotating and outputting to dissipate heat from the casing 1, and high temperature inside the casing 1 can be dissipated through the heat dissipating member 34; the first rotating rod 32 rotates to make the first gear 41 rotate, the first gear 41 rotates to make the second gear 42 rotate, the first positioning element 52 can fix the position of the first fixing element 51, the first fixing element 51 can position the position of the second rotating rod 43, the first fixing element 51 can also make the second rotating rod 43 normally rotate, the second gear 42 rotates to make the second rotating rod 43 rotate, the second rotating rod 43 rotates to make the first bevel gear 44 rotate, the first bevel gear 44 rotates to make the second bevel gear 45 rotate, the second bevel gear 45 rotates to make the third rotating rod 46 rotate, the second positioning element 54 can fix the position of the second fixing element 53, the second fixing element 53 can position the third rotating rod 46, the second fixing element 53 can also make the third rotating rod 46 normally rotate, and the third rotating rod 46 rotates to make the cleaning element 47 rotate, the rotation of cleaning element 47 can clean the dust on heat sink 34, avoids heat sink 34 to accumulate a large amount of dust and influences the radiating effect of casing 1, and magnet 55 and magnet 56 are through the magnetic attraction effect absorption together, and heat sink 34 is installed on casing 1 through the cooperation of magnet 55 and magnet 56 to make heat sink 34 make things convenient for subsequent dismouting.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. A communication mode change-over switch in a power tunnel is characterized in that: comprises a shell (1) and an MCU unit; the MCU unit comprises a signal receiving part (21), an MCU part (22), an indicator lamp (23), a CAN transceiver part (24), a CAN protection part (25), a voltage stabilizing part (26), a power protection part (27) and a power monitoring part (28); a signal receiving part (21) is fixedly connected inside the shell (1); an MCU (microprogrammed control unit) piece (22) is fixedly connected inside the shell (1); an indicator lamp (23) is fixedly connected inside the shell (1); a CAN transceiver (24) is fixedly connected inside the shell (1); a CAN protection piece (25) is fixedly connected inside the shell (1); a voltage stabilizing device (26) is fixedly connected inside the shell (1); a power supply protection piece (27) is fixedly connected inside the shell (1); and a power supply monitoring and controlling part (28) is fixedly connected inside the shell (1).

2. The intra-power-tunnel communication mode changeover switch according to claim 1, characterized in that: a motor (31) is fixedly connected to the inner side wall of the bottom end of the shell (1); the output end of the motor (31) is fixedly connected with a first rotating rod (32); the top end of the first rotating rod (32) is fixedly connected with a fan (33); the inside of casing (1) is rigid coupling has radiating piece (34).

3. The intra-power-tunnel communication mode changeover switch according to claim 2, characterized in that: a first gear (41) is fixedly connected to the middle part of the first rotating rod (32); a second gear (42) is arranged in the shell (1); the first gear (41) is meshed with the second gear (42); a second rotating rod (43) is fixedly connected to the top end of the second gear (42); a first bevel gear (44) is fixedly connected to the top end of the second rotating rod (43); a second bevel gear (45) is arranged in the shell (1); a third rotating rod (46) is fixedly connected to the side end of the second bevel gear (45); the side end of the third rotating rod (46) is fixedly connected with a cleaning piece (47).

4. The intra-power-tunnel communication mode changeover switch according to claim 3, characterized in that: a first positioning piece (52) is fixedly connected to the inner side wall of the bottom end of the shell (1); a first fixing piece (51) is fixedly connected to the side end of the first positioning piece (52); the first fixing piece (51) is rotatably connected with a second rotating rod (43).

5. The intra-power-tunnel communication mode changeover switch according to claim 4, characterized in that: a second positioning piece (54) is fixedly connected to the inner side wall of the top end of the shell (1); a second fixing piece (53) is fixedly connected to the bottom end of the second positioning piece (54); and a third rotating rod (46) is rotatably connected to the second fixing piece (53).

6. The intra-power-tunnel communication mode changeover switch according to claim 5, characterized in that: a first magnet (55) is fixedly connected to the bottom end of the heat dissipation member (34); a second magnet (56) is fixedly connected inside the shell (1).