CN204348498U

CN204348498U - Dividual connecting switch for transformer device

Info

Publication number: CN204348498U
Application number: CN201520108684.7U
Authority: CN
Inventors: 高照远; 宋萍
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-02-13
Filing date: 2015-02-13
Publication date: 2015-05-20
Anticipated expiration: 2025-02-13

Abstract

The utility model discloses Dividual connecting switch for transformer device, relate to power switch technical field.Comprise casing, be installed with motor at the upper side of casing, disk is fixedly mounted on casing internal; The edge of disk is connected with crank one end by A bearing pin; The crank other end is installed by B bearing pin and is connected with slide block; The below of casing outer surface motor is installed with PLC and voltage monitor.The utility model adopts PLC to be connected with voltage monitor internal circuit with motor respectively, realizes the voltage real-time monitoring to transformer output; To occurring the situations such as voltage instability, crank, by driven by motor slide block, makes slide block slide on conducting rod and drives slip ring to change the coil access number of turns, reaching the object of transformation with this; Global design is rational in infrastructure, handling safety, and takes the mode of Intelligentized regulating and controlling voltage, greatly reduces the input of manpower and materials, has ensured the safety of workmen, has saved cost.

Description

Dividual connecting switch for transformer device

Technical field

The utility model discloses a kind of Dividual connecting switch for transformer device, relate to power switch technical field.

Background technology

At present, along with the sustainable development of electrical network, the update speed of equipment is accelerated, and the oil immersed type on load tap changer having superior performance has progressively occupied the market of power industry shunting switch.Existing oil immersed type on load tap changer is sealing structure, it does not allow to open maintenance, and complex structure, the life-span is shorter, on load tap changer high material consumption, volume is large, and the arcing time is long, and mostly needs Artificial Control, cannot guarantee safety, voltage can not be controlled in real time and be monitored, do not meet the needs of intelligent streamlining and people now, therefore be badly in need of now novel sub-connecting switch of transformer and meet the need of market.

Utility model content

Technical problem to be solved in the utility model, it is the technical deficiency for above-mentioned existence, provide Dividual connecting switch for transformer device, adopt PLC to be connected with voltage monitor internal circuit with motor respectively, realize the voltage real-time monitoring to transformer output; To occurring the situations such as voltage instability, crank, by driven by motor slide block, makes slide block slide on conducting rod and drives slip ring to change the coil access number of turns, reaching the object of transformation with this; Global design is rational in infrastructure, handling safety, and takes the mode of Intelligentized regulating and controlling voltage, greatly reduces the input of manpower and materials, has ensured the safety of workmen, cost-saving.

For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: comprise casing, is installed with motor at the upper side of casing, and motor is connected with disk by motor shaft; Disk is fixedly mounted on casing internal; The edge of disk is connected with crank one end by A bearing pin; The crank other end is installed by B bearing pin and is connected with slide block; Skid is connected on horizontally disposed A conducting rod; A conducting rod two ends are fixedly mounted on casing; Fixedly mount with B conducting rod one end below slide block; The B conducting rod other end is fixedly connected with slip ring; Slip ring sleeve is connected on horizontally disposed A transformer coil; A transformer coil inside is installed with A steel core; Below A steel core, correspondence is installed with B steel core; B steel core is outside equipped with B transformer coil; A steel core and B steel core end are fixedly mounted on casing respectively; The below of casing outer surface motor is installed with PLC and voltage monitor; Circuit is all adopted to be connected between voltage monitor with PLC, between PLC with motor.

Further optimization the technical program, described crank is that insulating material makes.

Further optimization the technical program, described slide block and slip ring all adopt antifriction alloy material.

Compared with prior art, the utility model has the following advantages: 1, adopt and close oil immersed type structure, prevents dust and foreign material from infiltrating, and ensure that of the present utility model clean, improves fail safe; 2, voltage monitor carries out Real-Time Monitoring by PLC to transformer output voltage, can find fault in advance, and carries out intellectual analysis to fault, substantially increases stability of the present utility model and fail safe; 3, crank is connected with slide block by B bearing pin, makes skid scope comparatively large, adds the flexibility of slide block, be of value to the adjustment to coil; 4, motor can carry out stepless voltage regulation by PLC, realizes the control to crank, and is with movable slider to slide on conducting rod, thus changes the coil access number of turn, regulation voltage, ensures that transformer normally works; 5, overall construction design is reasonable, substantially realizes intelligentized control method, greatly reduces the input of manpower and materials, ensured the safety of workmen, cost-saving.

Accompanying drawing explanation

Fig. 1 is the side sectional view figure of Dividual connecting switch for transformer device.

Fig. 2 is the front section view figure of Dividual connecting switch for transformer device.

Fig. 3 is the rearview of Dividual connecting switch for transformer device.

In figure, 1, casing; 2, motor; 3, motor shaft; 4, disk; 5, A bearing pin; 6, crank; 7, B bearing pin; 8, slide block; 9, A conducting rod; 10, B conducting rod; 11, slip ring; 12, A transformer coil; 13, A steel core; 14, B steel core; 15, B transformer coil; 16, PLC; 17, voltage monitor.

Embodiment

For making the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with embodiment also with reference to accompanying drawing, the utility model is further described.Should be appreciated that, these describe just exemplary, and do not really want to limit scope of the present utility model.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring concept of the present utility model.

Embodiment: shown in composition graphs 1-3, comprises casing 1, is installed with motor 2 at the upper side of casing 1, and motor 2 is connected with disk 4 by motor shaft 3; It is inner that disk 4 is fixedly mounted on casing 1; The edge of disk 4 is connected with crank 6 one end by A bearing pin 5; Crank 6 other end is installed by B bearing pin 7 and is connected with slide block 8; Slide block 8 is slidably connected on horizontally disposed A conducting rod 9; A conducting rod 9 two ends are fixedly mounted on casing 1; Fixedly mount with B conducting rod 10 one end below slide block 8; B conducting rod 10 other end is fixedly connected with slip ring 11; Slip ring 11 is socketed on horizontally disposed A transformer coil 12; A transformer coil 12 inside is installed with A steel core 13; Below A steel core 13, correspondence is installed with B steel core 14; B steel core 14 is outside equipped with B transformer coil 15; A steel core 13 and B steel core 14 end are fixedly mounted on casing 1 respectively; The below of casing 1 outer surface motor 2 is installed with PLC 16 and voltage monitor 17; Circuit is all adopted to be connected between voltage monitor 17 with PLC 16, between PLC 16 with motor 2; Crank 6 is insulating material making; Slide block 8 and slip ring 11 all adopt antifriction alloy material.

A transformer coil 12 and A transformer coil 12 are immersed in the oil in casing 1 by the utility model, whole the utility model is made to form closed oil immersed type structure, prevent dust and foreign material from infiltrating while playing insulating effect, ensure that of the present utility model clean, improve fail safe; Voltage monitor 17 carries out Real-Time Monitoring by PLC 16 pairs of transformer output voltage, can find fault in advance, and carry out intellectual analysis to fault, substantially increase stability of the present utility model and fail safe; When voltage monitor 17 monitors in consumer networks the situation occurring voltage instability, can pulse signal be sent, PLC 16 Received signal strength, and analyze, then the motor 2 connected by internal circuit realizes stepless pressure regulation, add PLC 16, make structure simple, without the need to Artificial Control, substantially automation can be realized, greatly reduce the input of manpower and materials, ensure the safety of workmen, cost-saving; When motor 2 carries out stepless voltage regulation by PLC 16, adopt the technical scheme that motor 2 controls crank 6, crank 6 controls slide block 8, slide block 8 is made to realize moving freely on A conducting rod 7, and then drive the slip ring 11 on B conducting rod 10 to slide on A transformer coil 12, reach the object changing turn ratio between A transformer coil 12 and B transformer coil 15, ensure that the stable of user's voltage; Crank 6 is connected with slide block 8 by B bearing pin 7, makes slide block 8 sliding scale comparatively large, adds the flexibility of slide block 8, be of value to the adjustment to A transformer coil 12; Adopt disk 4, crank 6 and slide block 8 to form a toggle, drive the movement of the slip ring 11 be connected with slide block 8, effectively change the turn ratio between A transformer coil 12 and B transformer coil 15, save manpower and materials.

Should be understood that, above-mentioned embodiment of the present utility model only for exemplary illustration or explain principle of the present utility model, and is not formed restriction of the present utility model.Therefore, any amendment made when not departing from spirit and scope of the present utility model, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.In addition, the utility model claims be intended to contain fall into claims scope and border or this scope and border equivalents in whole change and modification.

Claims

1. Dividual connecting switch for transformer device, it is characterized in that: comprise casing (1), casing (1) upper side is installed with motor (2), and motor (2) is connected with disk (4) by motor shaft (3); It is inner that disk (4) is fixedly mounted on casing (1); The edge of disk (4) is connected with crank (6) one end by A bearing pin (5); Crank (6) other end is installed by B bearing pin (7) and is connected with slide block (8); Slide block (8) is slidably connected on horizontally disposed A conducting rod (9); A conducting rod (9) two ends are fixedly mounted on casing (1); Slide block (8) below fixedly mounts with B conducting rod (10) one end; B conducting rod (10) other end is fixedly connected with slip ring (11); Slip ring (11) is socketed on horizontally disposed A transformer coil (12); A transformer coil (12) inside is installed with A steel core (13); What A steel core (13) below was corresponding is installed with B steel core (14); B steel core (14) is outside equipped with B transformer coil (15); A steel core (13) and B steel core (14) end are fixedly mounted on casing (1) respectively; The below of casing (1) outer surface motor (2) is installed with PLC (16) and voltage monitor (17); Circuit is all adopted to be connected between voltage monitor (17) with PLC (16), between PLC (16) with motor (2).

2. Dividual connecting switch for transformer device according to claim 1, is characterized in that: crank (6) is insulating material making.

3. Dividual connecting switch for transformer device according to claim 1, is characterized in that: slide block (8) and slip ring (11) all adopt antifriction alloy material.