CN203930005U - A kind of test unit for vertical pattern disconnector monopolar operation - Google Patents
A kind of test unit for vertical pattern disconnector monopolar operation Download PDFInfo
- Publication number
- CN203930005U CN203930005U CN201420304276.4U CN201420304276U CN203930005U CN 203930005 U CN203930005 U CN 203930005U CN 201420304276 U CN201420304276 U CN 201420304276U CN 203930005 U CN203930005 U CN 203930005U
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- cylinder
- travel switch
- plc control
- control module
- module
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Abstract
A kind of test unit for vertical pattern disconnector monopolar operation, it comprises that one can send the button module of operation instruction signal, this button module be connected in one can send solenoid valve signal, and under be connected in the PLC control module of a solenoid valve, described PLC control module also connects an air pump unit and control the cylinder and the travel switch module that are attached thereto together with described solenoid valve, and making cylinder wherein carry out retractility work, the drive link that promotes to be connected with this cylinder advances or retreats; Described drive link is by the transmission of a standing screw power, be connected with the operating grip that can realize disconnector break-make; Described PLC control module is directly connected with cylinder and travel switch module and obtains clutch state by detecting travel switch signal; Described PLC control module is also connected with acousto-optic warning unit, and joins with the travel switch signal correction detecting, carries out corresponding sound and light alarm; There is simple in structure, easy to operate, fault alarm and safety coefficient high.
Description
Technical field
When the utility model relates to one for vertical pattern disconnector monopolar operation, adopt the connection of safety low-voltage control disconnector and the checkout equipment that breaking capacity detects, belong to low-voltage electrical apparatus detection technique field.
Background technology
Vertical pattern disconnector is that a kind of each utmost point adopts structural shape vertically, can meet the switch of the insulation request of isolator under off-state.This type of switch is in the time of checking connection and breaking capacity project, and the testing requirements of operating performance and restriction short circuit tolerance is applicable to the utmost point one utmost point operation, such as the vertical pattern disconnector of three-phase, the detection that need to be correlated with.According to standard GB/T 14048.3-2008 low voltage switch equipment and opertaing device the 3rd part: in the appendix C of switch, isolator, disconnector and fuse combined electric apparatus, the one pole of three-phase isolation switch is detected and carried out following specified in more detail:
According to connection and the breaking capacity of this standard 8.3.3.3 test routine I;
According to the operating performance of this standard 8.3.4.1 test routine II;
According to the b) making capacity of the withstand voltage tolerance of short circuit of the fuse protection of this standard 8.3.6.2 test routine IV.
At present, monopolar operation for the vertical pattern disconnector of three-phase mainly adopts manual type, carrying out properties of product test detects, because the method does not adopt safety low-voltage control device, and the repeatable operation time is long, exist operating personnel to contact close together with high voltage, in operating process, easily produce the problems such as electric arc injures, and safety coefficient is low.
Utility model content
The purpose of this utility model is to overcome the deficiency that prior art exists, and provide one the main low voltage control device that adopts, operation pneumatic actuator is for the test unit of vertical pattern disconnector monopolar operation, the operating personnel that exist with solution prior art contact near distance with high voltage, easily produce the problems such as electric arc injures, and safety coefficient is low.
The purpose of this utility model is achieved by following technical proposals: the described test unit for vertical pattern disconnector monopolar operation, it comprises that one can send the button module of operation instruction signal, this button module be connected in one can send solenoid valve signal, and under be connected in the PLC control module of a solenoid valve, described PLC control module also connects an air pump unit and control the cylinder and the travel switch module that are attached thereto together with described solenoid valve, and making cylinder wherein carry out retractility work, the drive link that promotes to be connected with this cylinder advances or retreats; Described drive link is by the transmission of a standing screw power, be connected with the operating grip that can realize disconnector break-make.
Described PLC control module is directly connected with cylinder and travel switch module and obtains clutch state by detecting travel switch signal; Described PLC control module is also connected with acousto-optic warning unit, and joins with the travel switch signal correction detecting, carries out corresponding sound and light alarm.
Described acousto-optic warning unit is mainly made up of hummer and lighting fixture, and accept the buzzer signal and the alarm lamp signal that are sent by PLC control module, described cylinder and travel switch module are mainly made up of cylinder and travel switch, described cylinder is directly directly connected with the air pump of air pump unit, and described cylinder stroke switch is directly connected with PLC control module and sends travel switch signal to PLC control module.
The utility model adopts PLC control module to obtain action button state, and air pump work is carried out in control, solenoid valve is opened and carried out cylinder and stretch out or shrink, then promotes the clutch of three-phase isolation switch one pole by drive link; By adjusting the upright position of cylinder and the standing screw of one pole handle and drive link, realize the clutch of any utmost point of three-phase isolation switch; By carrying out the travel switch signal on cylinder, judge that whether the clutch state of disconnector one pole is correct, in the time there is the incorrect situation of clutch state, PLC control module is reported to the police by hummer and lighting fixture, thereby notifies operating personnel.
The utlity model has simple in structure, easy to operate, fault alarm and safety coefficient high.
Brief description of the drawings
Fig. 1 is the electric control theory figure of test unit described in the utility model.
Fig. 2 is the modular construction block diagram of test unit described in the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.Shown in Fig. 1,2, test unit for vertical pattern disconnector monopolar operation described in the utility model, it comprises that one can send the button module 21 of operation instruction signal 11, this button module 21 be connected in one can send solenoid valve signal 17, and under be connected in the PLC control module 22 of a solenoid valve 25, described PLC control module 22 also connects an air pump unit 24 and control the cylinder and the travel switch module 26 that are attached thereto together with described solenoid valve 25, and making cylinder wherein carry out retractility work, the drive link 27 that promotes to be connected with this cylinder advances or retreats; Described drive link 27 is by the transmission of standing screw 28 power, be connected with the operating grip 29 that can realize disconnector break-make.
Described PLC control module 22 is directly connected with cylinder and travel switch module 26 and obtains clutch state by detecting travel switch signal; Described PLC control module 22 is also connected with acousto-optic warning unit, and joins with the travel switch signal correction detecting, carries out corresponding sound and light alarm.
Described acousto-optic warning unit is mainly made up of hummer and lighting fixture, and accept the buzzer signal 15 and the alarm lamp signal 16 that are sent by PLC control module 22, described cylinder and travel switch module 26 are mainly made up of cylinder and travel switch, described cylinder is directly directly connected with the air pump of air pump unit 24, and described cylinder stroke switch is directly connected with PLC control module 22 and sends travel switch signal 14 to PLC control module 22.
Embodiment:
Fig. 1 has schematically represented the electric control theory figure of this product, and it is mainly made up of button signal 11, PLC control module 12, air pump switch 13, travel switch signal 14, buzzer signal 15, alarm lamp signal 16, solenoid valve signal 17.
Fig. 2 has schematically represented the modular construction figure of this product, is mainly made up of button module 21, PLC unit 22, acousto-optic warning unit 23, air pump unit 24, solenoid valve 25, cylinder and travel switch module 26, drive link 27, standing screw 28 and handle 29.
PLC described in the utility model unit 22 is according to the operation instruction signal 11 of button module 21, controlling the operation of air pump unit 24 and the gas circuit of solenoid valve 25 selects, by the Telescopic-cylinder in gases at high pressure power control cylinder and travel switch module 26, promoting drive link 28 advances or retreats, by the power transmission of standing screw 28, operating grip 29 is realized connection and the disjunction of disconnector.
In operational process, PLC unit 22 is by the travel switch signal 14 in cylinder and travel switch module 26, whether the connection and the disjunction that detect in real time disconnector be correct, if incorrect state detected, report to the police by controlling acousto-optic warning unit 23, notify operating personnel, implementation procedure measuring ability, improves assured processibility factor.
Claims (3)
1. the test unit for vertical pattern disconnector monopolar operation, it comprises that one can send the button module (21) of operation instruction signal (11), this button module (21) is connected in one can send solenoid valve signal (17), and under be connected in the PLC control module (22) of a solenoid valve (25), described PLC control module (22) also connects an air pump unit (24) and control the cylinder and the travel switch module (26) that are attached thereto together with described solenoid valve (25), and make cylinder wherein carry out retractility work, the drive link (27) that promotes to be connected with this cylinder advances or retreats, described drive link (27) is by the transmission of a standing screw (28) power, be connected with the operating grip (29) that can realize disconnector break-make.
2. the test unit for vertical pattern disconnector monopolar operation according to claim 1, is characterized in that described PLC control module (22) is directly connected with cylinder and travel switch module (26) and obtains clutch state by detecting travel switch signal; Described PLC control module (22) is also connected with acousto-optic warning unit, and joins with the travel switch signal correction detecting, carries out corresponding sound and light alarm.
3. the test unit for vertical pattern disconnector monopolar operation according to claim 2, it is characterized in that described acousto-optic warning unit (23) is mainly made up of hummer and lighting fixture, and accept the buzzer signal (15) and the alarm lamp signal (16) that are sent by PLC control module (22), described cylinder and travel switch module (26) are mainly made up of cylinder and travel switch, described cylinder is directly directly connected with the air pump of air pump unit (24), described cylinder stroke switch is directly connected with PLC control module (22) and sends travel switch signal (14) to PLC control module (22).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420304276.4U CN203930005U (en) | 2014-06-10 | 2014-06-10 | A kind of test unit for vertical pattern disconnector monopolar operation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420304276.4U CN203930005U (en) | 2014-06-10 | 2014-06-10 | A kind of test unit for vertical pattern disconnector monopolar operation |
Publications (1)
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CN203930005U true CN203930005U (en) | 2014-11-05 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201420304276.4U Expired - Fee Related CN203930005U (en) | 2014-06-10 | 2014-06-10 | A kind of test unit for vertical pattern disconnector monopolar operation |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104608638A (en) * | 2014-12-11 | 2015-05-13 | 南车株洲电力机车有限公司 | High-voltage isolation switch control circuit |
CN105374171A (en) * | 2015-12-09 | 2016-03-02 | 重庆市荣冠科技有限公司 | Dangerous gas remote alarm control apparatus |
-
2014
- 2014-06-10 CN CN201420304276.4U patent/CN203930005U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104608638A (en) * | 2014-12-11 | 2015-05-13 | 南车株洲电力机车有限公司 | High-voltage isolation switch control circuit |
CN105374171A (en) * | 2015-12-09 | 2016-03-02 | 重庆市荣冠科技有限公司 | Dangerous gas remote alarm control apparatus |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 Termination date: 20180610 |