CN213149980U

CN213149980U - Intelligent power grid distribution line on-line monitoring device

Info

Publication number: CN213149980U
Application number: CN202021899146.1U
Authority: CN
Inventors: 罗兰珠
Original assignee: Shaanxi Earth Network Technology Co ltd
Current assignee: Shaanxi Earth Network Technology Co ltd
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2021-05-07
Anticipated expiration: 2030-09-03

Abstract

The utility model discloses an intelligent power grid distribution line on-line monitoring device, belonging to the line on-line monitoring technical field, comprising a computer host, wherein the upper part of the computer host is connected with a computer display screen through a data line, and the right side of the computer host is connected with an alarm mechanism through a data line; the utility model discloses set up the supporting shoe, gear motor, the polished rod, first screw thread section, the second screw thread section, go up the removal piece, move the piece down, the shifting chute, drive nut, go up casing and lower casing, mutually support between the structure, can open and can close the function when the warning mouth does not use with lower casing when making, from not influencing alarm normal use, can also seal the processing to the warning mouth when out of work simultaneously, effectively avoid external dust and moisture to get into in the alarm through the warning mouth, the life of extension alarm.

Description

Intelligent power grid distribution line on-line monitoring device

Technical Field

The utility model belongs to the technical field of the online control of circuit, concretely relates to smart power grids distribution lines online monitoring device.

Background

With the rapid development of social economy, various industries put higher requirements on the quality and quantity of power supply, and whether the operation of a circuit is safe or not becomes an important index of the reliability of a power grid due to the uncertainty of the environment of a power transmission line in the power grid.

As the transmission line extends vertically and horizontally for dozens of or even hundreds of kilometers and is positioned in different environments, the high-voltage transmission line is greatly influenced by the geographical environment and the climate, and the annual power grid power failure accident is mainly caused by the line accident.

In the past, the inspection of the power transmission line mainly depends on the periodic inspection of operation and maintenance personnel, although the potential equipment hazard can be found, the detection of special environment and climate is lacked due to the limitation of the power transmission line, the external force change of a line corridor cannot be timely mastered in the vacuum period of the inspection period, and line accidents occur due to the lack of monitoring before the next inspection, so that the line online monitoring device is applied, and although the production process of the existing intelligent power grid distribution line online monitoring device is mature day by day, part of the existing intelligent power grid distribution line online monitoring device is still insufficient to be improved.

Chinese patent application No. 201820650436.9 discloses an intelligent power grid distribution line on-line monitoring device, can be fine carry out on-line monitoring to the circuit, the structure is simpler, low in manufacturing cost, the practicality is strong.

The above patent has the following problems: the alarm opening of the patent alarm is arranged in an open structure, external dust and moisture can easily enter the alarm through the alarm opening by the aid of the structure, and the service life of the alarm is shortened.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides an online monitoring device of smart power grids distribution lines has the function that can open and can close when the warning mouth does not use when making last casing and lower casing have the use of warning mouth to do not influence the alarm normal use, can also seal the warning mouth when out of work simultaneously, effectively avoid external dust and moisture to pass through in the warning mouth gets into the alarm, extension alarm life's characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: an intelligent power grid distribution line on-line monitoring device comprises a computer host, wherein a computer display screen is connected to the upper portion of the computer host through a data line, an alarm mechanism is connected to the right side of the computer host through a data line, the alarm mechanism comprises a lower shell, a speed reducing motor, a first thread section, an upper moving block, an upper shell, a supporting block, an alarm opening, a polish rod, an alarm body, a second thread section, a lower moving block, a transmission nut and a moving groove, the alarm opening is connected to the middle position of the front side wall of the alarm body, the upper shell is arranged above the alarm opening, the upper moving block is connected to two sides of the upper shell, the lower shell is arranged below the alarm opening, the lower moving block is connected to two sides of the lower shell, the supporting block is connected to four corners of the alarm opening on the alarm body, the speed reducing motor is connected to the lower portion of the supporting block on two sides, a polished rod is rotatably connected between the two corresponding supporting blocks up and down, the lower ends of the two polished rods are connected with a speed reducing motor on the corresponding side, the first thread section is arranged on the upper half sections of the two polished rods, the two upper moving blocks are sleeved on the first thread section on the corresponding side, the second thread section is arranged on the lower half sections of the two polished rods, the two lower moving blocks are sleeved on the second thread section on the corresponding side, moving grooves are respectively arranged on the two upper moving blocks and the positions corresponding to the first thread section and the positions on the two lower moving blocks and the positions corresponding to the second thread section, and the inner side walls of the four moving grooves are connected with a transmission nut, the left side of the computer host is connected with a DT digital transmitter through a data line, the left side of the DT digital transmitter is connected with three voltmeters through the data line, and three transformers are connected above the three voltmeters through conducting wires.

Preferably, the upper side the supporting block is provided with a mounting hole corresponding to the position of the polished rod, the lower side the supporting block is provided with a through hole corresponding to the position of the polished rod, and the mounting hole and the through hole are rotatably connected with the polished rod through a bearing.

Preferably, the middle positions of the two polished rods are both connected with limiting blocks.

Preferably, two go up on the removal piece and be close to the one side that corresponds side top supporting shoe and all seted up clean groove, two the inside wall in clean groove all is connected with clean board, two the inside wall of clean board all is connected with clean brush.

Preferably, the cleaning structure of the two lower moving blocks is the same as the cleaning structure of the upper moving block.

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

1. the utility model discloses set up the supporting shoe, gear motor, the polished rod, first screw thread section, the second screw thread section, go up the removal piece, move the piece down, the shifting chute, drive nut, go up casing and lower casing, mutually support between the structure, can open and can close the function when the warning mouth does not use with lower casing when making, from not influencing alarm normal use, can also seal the warning mouth when out of work simultaneously, effectively avoid external dust and moisture to get into in the alarm through the warning mouth, prolong the life of alarm.

2. The utility model discloses set up clean groove, clean board and clean brush, mutually supporting between the structure can clean first screw thread section and second screw thread section on the polished rod respectively at last movable block with the movable block removal in-process down to can effectively avoid the dust to gather on the polished rod the surface of first screw thread section and second screw thread section, make and move up the movable block and move down more steady that the movable block removed.

Drawings

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

FIG. 2 is a schematic structural view of the working state of the alarm mechanism of the present invention;

FIG. 3 is a schematic structural view of the alarm mechanism of the present invention in a protection state;

FIG. 4 is a schematic cross-sectional view of FIG. 2 according to the present invention;

FIG. 5 is an enlarged schematic view of the structure of FIG. 4;

FIG. 6 is an enlarged schematic view of the structure of FIG. 4;

in the figure: 1. a three-phase transformer; 2. three voltmeters; 3. a DT digital transmitter; 4. a computer host; 5. an alarm mechanism; 51. a lower housing; 52. a reduction motor; 53. a limiting block; 54. a first thread segment; 55. moving the block upwards; 56. an upper housing; 57. a support block; 58. an alarm port; 59. a polish rod; 60. an alarm body; 61. a second thread segment; 62. a lower moving block; 63. cleaning the tank; 64. cleaning the plate; 65. cleaning the brush; 66. a drive nut; 67. a moving groove; 6. computer display screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides the following technical solutions: an intelligent power grid distribution line on-line monitoring device comprises a computer host 4, a computer display screen 6 is connected above the computer host 4 through a data line, an alarm mechanism 5 is connected on the right side of the computer host 4 through a data line, the alarm mechanism 5 comprises a lower shell 51, a speed reducing motor 52, a first thread section 54, an upper moving block 55, an upper shell 56, a supporting block 57, an alarm port 58, a polish rod 59, an alarm body 60, a second thread section 61, a lower moving block 62, a transmission nut 66 and a moving groove 67, the alarm port 58 is connected at the middle position of the front side wall of the alarm body 60, the upper shell 56 is arranged above the alarm port 58, the upper moving block 55 is connected on both sides of the upper shell 56, the lower shell 51 is arranged below the alarm port 58, the lower moving block 62 is connected on both sides of the lower shell 51, the supporting blocks 57 are connected on the alarm body 60 and at four corners of the alarm port 58, the two sides of the lower supporting block 57 are connected with the speed reducing motor 52, the two corresponding supporting blocks 57 are connected with the polish rod 59 in a rotating way, the lower ends of the two polish rods 59 are connected with the speed reducing motor 52 on the corresponding side, the upper half sections of the two polish rods 59 are provided with the first threaded section 54, the two upper moving blocks 55 are sleeved on the first threaded section 54 on the corresponding side, the lower half sections of the two polish rods 59 are provided with the second threaded section 61, the two lower moving blocks 62 are sleeved on the second threaded section 61 on the corresponding side, in the embodiment, preferably, the thread direction on the first threaded section 54 is opposite to the thread direction on the second threaded section 61, the positions on the two upper moving blocks 55 corresponding to the first threaded section 54 and the positions on the two lower moving blocks 62 corresponding to the second threaded section 61 are provided with the moving grooves 67, and the inner side walls of the four moving grooves 67 are connected with the transmission nuts 66, the left side of the computer host 4 is connected with a DT digital transmitter 3 through a data line, the left side of the DT digital transmitter 3 is connected with three voltmeters 2 through the data line, and the upper parts of the three voltmeters 2 are connected with three transformers 1 through conducting wires.

Specifically, the upper supporting block 57 is provided with a mounting hole corresponding to the polish rod 59, the lower supporting block 57 is provided with a through hole corresponding to the polish rod 59, the mounting hole and the through hole are rotatably connected with the polish rod 59 through a bearing,

by adopting the technical scheme, the polish rod 59 can rotate between the upper and lower supporting blocks 57.

In particular, the middle positions of the two polish rods 59 are both connected with a limit block 53,

by adopting the above-described technical solution, the moving ranges of the upper moving block 55 and the lower moving block 62 can be limited.

Specifically, cleaning grooves 63 are respectively formed on one side of each of the two upper moving blocks 55, which is close to the corresponding side upper supporting block 57, the inner side walls of the two cleaning grooves 63 are respectively connected with cleaning plates 64, the inner side walls of the two cleaning plates 64 are respectively connected with cleaning brushes 65,

by adopting the above technical scheme, when the upper moving block 55 moves, the cleaning brush 65 can clean the first threaded section 54 on the polish rod 59, thereby effectively avoiding dust accumulation on the surface of the first threaded section 54 on the polish rod 59 and making the upper moving block 55 move more stably.

Specifically, the cleaning structure of the two lower moving blocks 62 is the same as that of the upper moving block 55,

by adopting the technical scheme, the lower moving block 62 has the same function when moving.

The utility model discloses the structure and the online monitoring principle of well three transformers 1, three voltmeter 2, DT digital transmitter 3, computer 4 and computer display screen 6 have been disclosed in the intelligent power grids distribution lines online monitoring device that chinese patent application number is 201820650436.9 discloses.

The utility model discloses a theory of operation and use flow: the three-phase transformer 1 reduces the voltage in a power grid line by two hundred times, then carries out measurement and display through the three-phase voltmeter 2, is convenient for field workers to watch, simultaneously transmits measured data to the DT digital transmitter 3, converts analog quantity into digital quantity and transmits the digital quantity to the computer host 4, the computer host 4 transmits information to the computer display screen 6 for display, and simultaneously connects a keyboard in the computer host 4 to facilitate the operation of the computer host 4, a control system is programmed in the computer host 4 and is used for controlling the alarm mechanism 5, the control system can be programmed by a special programmer, when the power grid line is short-circuited, the three-phase voltmeter 2 cannot monitor the voltage, and the computer host 4 controls the alarm mechanism 5 to alarm through the control system, thereby achieving the purpose of real-time online monitoring;

the specific steps of the computer host 4 controlling the alarm mechanism 5 to give an alarm through the control system are as follows: when the alarm body 60 needs to give an alarm, the control system controls the two reducing motors 52 to synchronously rotate in the forward direction, the two reducing motors 52 drive the polish rods 59 on the corresponding sides to rotate in the forward direction, in the process that the polish rods 59 on the two sides rotate in the forward direction, the upper moving blocks 55 on the two sides move upwards on the first threaded sections 54 of the polish rods 59 on the corresponding sides, meanwhile, the lower moving blocks 62 on the two sides move downwards on the second threaded sections 61 of the polish rods 59 on the corresponding sides, the upper moving blocks 55 on the two sides drive the upper shell 56 to move upwards, the lower moving blocks 62 on the two sides drive the lower shell 51 to move downwards, until the side walls of the upper moving blocks 55 on the two sides abut against the side walls of the upper supporting blocks 57 on the corresponding sides and the side walls of the lower moving blocks 62 on the two sides abut against the side walls of the lower supporting blocks 57 on the corresponding sides, the reducing motors 52 on the two sides stop driving, at the moment, contrary to the above steps, the control system controls the two decelerating motors 52 to synchronously rotate in opposite directions, the two side upper moving blocks 55 move downwards on the first threaded sections 54 on the corresponding side polished rods 59, meanwhile, the two side lower moving blocks 62 move upwards on the second threaded sections 61 on the corresponding side polished rods 59, the two side upper moving blocks 55 drive the upper shell 56 to move downwards, the two side lower moving blocks 62 drive the lower shell 51 to move upwards, and the two side decelerating motors 52 stop driving until the side walls of the two side upper moving blocks 55 abut against the side walls of the limiting blocks 53 and the side walls of the two side lower moving blocks 62 abut against the side walls of the limiting blocks 53, at this time, the upper shell 56 and the lower shell 51 are attached to each other, so that the alarm opening 58 can be in a closed state, external dust and moisture are effectively prevented from entering the alarm body 60 through the alarm opening 58, and the service life;

in the moving process of the upper moving block 55 and the lower moving block 62, the cleaning brushes 65 on the cleaning plate 64 respectively clean the first threaded section 54 and the second threaded section 61 on the polish rod 59, so that dust can be effectively prevented from accumulating on the surfaces of the first threaded section 54 and the second threaded section 61 on the polish rod 59, and the upper moving block 55 and the lower moving block 62 can move more stably.

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 an intelligent power grids distribution lines on-line monitoring device, includes computer (4), its characterized in that: the alarm device is characterized in that a computer display screen (6) is connected above the computer host (4) through a data line, the right side of the computer host (4) is connected with an alarm mechanism (5) through a data line, the alarm mechanism (5) comprises a lower shell (51), a speed reducing motor (52), a first thread section (54), an upper moving block (55), an upper shell (56), a supporting block (57), an alarm port (58), a polish rod (59), an alarm body (60), a second thread section (61), a lower moving block (62), a transmission nut (66) and a moving groove (67), the middle position of the front side wall of the alarm body (60) is connected with the alarm port (58), the upper shell (56) is arranged above the alarm port (58), the upper moving block (55) is connected to both sides of the upper shell (56), the lower shell (51) is arranged below the alarm port (58), the alarm is characterized in that two sides of the lower shell (51) are connected with lower moving blocks (62), four corners of the alarm body (60) located at the alarm opening (58) are connected with supporting blocks (57), the lower portions of the two sides close to the lower portions of the supporting blocks (57) are connected with speed reducing motors (52), two supporting blocks (57) corresponding to each other up and down are connected with polish rods (59) in a rotating mode, the lower ends of the two polish rods (59) are connected with the speed reducing motors (52) on the corresponding sides, the upper half sections of the two polish rods (59) are provided with first thread sections (54), the two upper moving blocks (55) are sleeved on the first thread sections (54) on the corresponding sides, the lower half sections of the two polish rods (59) are provided with second thread sections (61), the two lower moving blocks (62) are sleeved on the second thread sections (61) on the corresponding sides, the positions of the first thread sections (54) on the two upper moving blocks (55) and the positions of the two lower moving blocks (62) are corresponding to the upper And the positions corresponding to the second thread sections (61) are provided with moving grooves (67), the inner side walls of the four moving grooves (67) are connected with transmission nuts (66), the left side of the computer host (4) is connected with a DT digital transmitter (3) through a data line, the left side of the DT digital transmitter (3) is connected with three voltmeters (2) through data lines, and the upper parts of the three voltmeters (2) are connected with three transformers (1) through leads.

2. The on-line monitoring device for the distribution line of the smart grid according to claim 1, characterized in that: the upper side supporting block (57) is provided with a mounting hole corresponding to the position of the polished rod (59), the lower side supporting block (57) is provided with a through hole corresponding to the position of the polished rod (59), and the mounting hole, the through hole and the polished rod (59) are rotatably connected through a bearing.

3. The on-line monitoring device for the distribution line of the smart grid according to claim 1, characterized in that: the middle positions of the two polish rods (59) are connected with limit blocks (53).

4. The on-line monitoring device for the distribution line of the smart grid according to claim 1, characterized in that: two go up on the movable block (55) and be close to one side that corresponds side top supporting shoe (57) and all seted up clean groove (63), two the inside wall in clean groove (63) all is connected with cleaning plate (64), two the inside wall of cleaning plate (64) all is connected with clean brush (65).

5. The on-line monitoring device for the distribution line of the smart grid according to claim 1, characterized in that: the cleaning structure of the two lower moving blocks (62) is the same as that of the upper moving block (55).