CN102810853A - Grounding device for contact rail and control method - Google Patents

Grounding device for contact rail and control method Download PDF

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Publication number
CN102810853A
CN102810853A CN2012102606267A CN201210260626A CN102810853A CN 102810853 A CN102810853 A CN 102810853A CN 2012102606267 A CN2012102606267 A CN 2012102606267A CN 201210260626 A CN201210260626 A CN 201210260626A CN 102810853 A CN102810853 A CN 102810853A
Authority
CN
China
Prior art keywords
controller
isolating switch
control
floodgate
grounding
Prior art date
Application number
CN2012102606267A
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Chinese (zh)
Inventor
方锋
文成永
周开烽
Original Assignee
成都普创通信技术股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 成都普创通信技术股份有限公司 filed Critical 成都普创通信技术股份有限公司
Priority to CN2012102606267A priority Critical patent/CN102810853A/en
Publication of CN102810853A publication Critical patent/CN102810853A/en

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Abstract

The invention discloses a grounding device for a contact rail and a control method. The device comprises a grounding condition control device, an automatic grounding switch and a live display device, wherein the signal output ends of the grounding condition control device and the live display device are correspondingly connected with the signal input ends of the automatic grounding switch respectively. The control method comprises the following steps of: starting; operator authentication; voltage safety detection; telecontrol/short-distance control operation application; and isolating switch turning-off/turning-on detection. An isolating switch is controlled by the control device to be turned on and off, and a manual device can be used for turning-on/off operation under an emergency condition; a voltage division acquisition sensor tests electricity, and simultaneously performs stagewise detection on the voltage of the contact rail to facilitate judgment; remote authorization and site operation are combined, and the dual confirmation of confirming the identity of a site operator in an image back-transmission way and confirming the state of the isolating switch is adopted, so that the transmission security of an authorization instruction is ensured; and the safety of the site operation is ensured by combining the dual confirmation of the state of an online electricity testing device and the authorization instruction.

Description

A kind of conductor rail earthing device and control method

Technical field

The present invention relates to a kind of earth protective device of conductor rail, relate in particular to a kind of conductor rail earthing device and control method with automatic control function.

Background technology

The effect of conductor rail earth connection is in order to prevent that equipment, circuit from sending a telegram here suddenly, to eliminate induced voltage, drain the temporary grounding device of residual charge, making the leakage current (can threaten the electric current of operating personnel's personal safety) in the electric equipment be discharged into the earth.Existing conductor rail contact wire belongs to a kind of of portable short-circuit grounding wire; Form by insulating bar, binding clip, binding post, several major parts of ground connection annealed copper wire; Must hand inspection before the work a whole set of earth connection: whether annealed copper wire has disconnected strand, twisted wire pine thigh, and whether sheath has breakage; There is non-cracking or loosening anchor clamps screw junction, and whether the spiral of line hook is normal etc.; Adopt electroscope to carry out electrical verification after the passed examination; Electrical verification is confirmed not have the electricity back and is adopted conductor rail earth connection safety hanging wire ground connection; The subway that all adopt the conductor rail power supply all can run into the problem that ground connection is safeguarded.Because the consideration of associative operation specification limits and safety, professional's ground connection is all adopted in present operation, coordinates difficulty height, preventive maintenance time length, inefficiency, cost height.

Summary of the invention

The object of the invention provides a kind of conductor rail earthing device and control method with automatic control function with regard to being in order to address the above problem.

In order to achieve the above object, the present invention has adopted following technical scheme:

Conductor rail earthing device according to the invention comprises grounding requirement control device, automatically earthed switch and charged display unit, the signal output part of said grounding requirement controller and the signal output part of said charged display unit respectively with corresponding connection of signal input part of said automatic earthed switch.

Particularly; Said grounding requirement control device comprises on-scene communication device, controller and video camera; The communication ends of said controller is connected with the communication ends of said on-scene communication device, and the VT of said video camera is connected with the video signal input terminal of said on-scene communication device; Said charged display unit comprises fast acting fuse, dividing potential drop pick-up transducers and indicator light; Electric power signal is connected with the electric power signal collection terminal of said dividing potential drop pick-up transducers through said fast acting fuse; The signal output part of said dividing potential drop pick-up transducers is connected with the electric power signal input of said controller, and the shows signal output of said controller is connected with said indicator light; Said automatic earthed switch comprises operating mechanism and isolating switch, and the control signal output ends of said controller is connected with the signal input end of said operating mechanism, and the control output end of said operating mechanism is connected with the control input end of said isolating switch.

The control method of conductor rail earthing device according to the invention may further comprise the steps:

(1) starts the conductor rail earthing or grounding means; Video camera is to operating personnel and isolating switch is taken pictures and isolating switch image and operating personnel's image are sent to controller; Simultaneously; Operating personnel send the application instruction to controller; Controller carries out self check to the state of isolating switch; If isolating switch is undesired, then send alarm signal, if isolating switch normally then gets into next step;

(2) controller carries out authentication to operating personnel, and controller carries out the recognition of face comparison with operating personnel's image and backstage storage picture, if authentication is wrong, then sends alarm signal, if authentication is errorless, then gets into next step;

(3) the dividing potential drop pick-up transducers is carried out voltage detecting and voltage signal is transferred to controller conductor rail; Controller is judged whether safety of voltage, if voltage surpasses predetermined value, then controller sends alarm signal; Then controller sends alarm signal; The dividing potential drop pick-up transducers continues conductor rail is carried out voltage detecting, if voltage is lower than predetermined value, then gets into next step;

(4) if select the telemechanical operation application, then get into step (5),, then get into step (7) if select nearly moving operation application;

(5) controller is received the instruction of telemechanical operation application, judges whether to agree the telemechanical operation, if refusal, then controller sends sound, the video information of refusal, if agree, then gets into next step;

Whether (6) controller sends sound, the video information of agreeing, detect isolating switch combined floodgate or separating brake simultaneously and put in place, if do not put in place; Then isolating switch continues to close a floodgate or separating brake; If put in place, then controller sends and stops to close a floodgate or the control command of separating brake, and isolating switch closes a floodgate or sub-switching operation finishes;

(7) controller is received nearly moving operation application instruction, judges whether to agree nearly moving operation, if refusal, then controller sends sound, the video information of refusal, if agree, then gets into next step;

Whether (8) controller sends sound, the video information of agreeing, detect isolating switch combined floodgate or separating brake simultaneously and put in place, if do not put in place; Then isolating switch continues to close a floodgate or separating brake; If put in place, then controller sends and stops to close a floodgate or the control command of separating brake, and isolating switch closes a floodgate or sub-switching operation finishes.

Beneficial effect of the present invention is:

The present invention controls the combined floodgate separating brake of isolating switch through controller, and in case of emergency can adopt hand gear to carry out breaking-closing operating; Realize the combination of automatic ground connection of conductor rail and online electroscopic device; The dividing potential drop pick-up transducers is carried out hierarchical detection to conductor rail voltage when realizing electrical verification, handled easily personnel accurately judge.Remote authorization capability combines with execute-in-place, and the double acknowledge of site operation people's identity and isolating switch state is confirmed in the realtime graphic passback, guarantees the fail safe that authorized order issues; In conjunction with online electroscopic device state and authorized order, the fail safe of execute-in-place is guaranteed in double acknowledge.

Description of drawings

Fig. 1 is the structured flowchart of conductor rail earthing device according to the invention;

Fig. 2 is the general structure distribution map of conductor rail earthing device according to the invention;

Fig. 3 is the flow chart of conductor rail earthing device according to the invention.

Among the figure: 1-hyperbaric chamber, 2-isolating switch, 3-first video camera, 4-grounding requirement control device, 5-hypobaric chamber, 6-buzzer, 7-blue indicator light, 8-yellow indicator lamp, 9-second video camera, 10-indicating area, 11-button area, the charged display unit of 12-.

Embodiment

Below in conjunction with accompanying drawing the present invention is made further specific descriptions:

As depicted in figs. 1 and 2: conductor rail earthing device of the present invention comprises grounding requirement control device 4, automatic earthed switch (automatic earthed switch; Adopt electric transmission machanism to realize the combined floodgate separating brake of isolating switch; And in case of emergency can adopt hand gear to carry out breaking-closing operating) and charged display unit 12, the signal output part of the signal output part of grounding requirement control device 4 and charged display unit 12 respectively with corresponding connection of signal input part of automatic earthed switch.

As depicted in figs. 1 and 2: the grounding requirement control device comprises on-scene communication device, controller and video camera; Said video camera comprises first video camera 3 and second video camera 9; First video camera 3 is taken the isolating switch image; Second video camera, 9 shooting operation personnel images, the communication ends of controller is connected with the communication ends of on-scene communication device, and the VT of video camera is connected with the video signal input terminal of on-scene communication device; Charged display unit 12 comprises fast acting fuse, dividing potential drop pick-up transducers and indicator light; Said indicator light comprises blue indicator light 7 and yellow indicator lamp 8; Electric power signal is connected with the electric power signal collection terminal of dividing potential drop pick-up transducers through fast acting fuse; The signal output part of dividing potential drop pick-up transducers is connected with the electric power signal input of controller, and the shows signal output of controller is connected with indicator light; Automatically earthed switch comprises operating mechanism and isolating switch 2, and the control signal output ends of controller is connected with the signal input end of operating mechanism, and the control output end of operating mechanism is connected with the control input end of isolating switch 2.The indicator light of indicating area 10 from left to right is respectively: power supply indicator (red), electric alarm indicator light (red), telemechanical application indicator light (red green), nearly moving application indicator light (red green) are arranged; Sounding when buzzer 6 is used to report to the police, button area 11 are respectively start button, telemechanical operation application button, closely moving operation application button, switch knob, opening button and lighting button.The latter half of conductor rail earthing device is a hyperbaric chamber 1, and the first half is a hypobaric chamber 5.

As shown in Figure 3: the control method of conductor rail earthing device of the present invention may further comprise the steps:

(1) operating personnel press the button the start button of zone in 11, start the conductor rail earthing device, second video camera to operating personnel take pictures, second video camera is taken pictures to isolating switch 2 and isolating switch image and operating personnel's image are sent to controller; Simultaneously; Operating personnel send the application instruction to controller, and controller carries out self check to the state of isolating switch 2, if isolating switch 2 is undesired; Then send alarm signal, if isolating switch 2 normally then gets into next step;

(2) controller carries out authentication to operating personnel, and controller carries out the recognition of face comparison with operating personnel's image and backstage storage picture, if authentication is wrong, then sends alarm signal, if authentication is errorless, then gets into next step;

(3) the dividing potential drop pick-up transducers is carried out voltage detecting and voltage signal is transferred to controller conductor rail; Controller is judged whether safety of voltage, if voltage surpasses predetermined value, then controller sends alarm signal; Then controller sends alarm signal; The dividing potential drop pick-up transducers continues conductor rail is carried out voltage detecting, if voltage is lower than predetermined value, then gets into next step;

(4) if the telemechanical operation application button that operating personnel press the button in the zone 11 is selected the telemechanical operation application; Then get into step (5); If the near moving operation application button that operating personnel press the button in the zone 11 is selected nearly moving operation application, then get into step (7);

(5) controller is received the instruction of telemechanical operation application, judges whether to agree the telemechanical operation, if refusal, then controller sends sound, the video information of refusal, if agree, then gets into next step;

(6) controller sends sound, the video information of agreeing, whether the telemechanical application indicator light bright (green) in the indicating area 10 detects isolating switch combined floodgate or separating brake simultaneously and put in place; If do not put in place; Then isolating switch 2 continues to close a floodgate or separating brakes, if put in place, then controller sends and stops to close a floodgate or the control command of separating brake; Isolating switch 2 closes a floodgate or sub-switching operation finishes, the telemechanical application indicator light in the indicating area 10 go out (green).

(7) controller is received nearly moving operation application instruction, judges whether to agree nearly moving operation, if refusal, then controller sends sound, the video information of refusal, if agree, then gets into next step;

(8) sound, the video information of controller transmission agreement, whether the near moving application indicator light bright (green) in the indicating area 10 detects isolating switch 2 combined floodgates or separating brake simultaneously and puts in place; If do not put in place; Then isolating switch 2 continues to close a floodgate or separating brakes, if put in place, then controller sends and stops to close a floodgate or the control command of separating brake; Isolating switch 2 closes a floodgate or sub-switching operation finishes, the telemechanical application indicator light in the indicating area 10 go out (green).

Claims (3)

1. conductor rail earthing device; It is characterized in that: comprise grounding requirement control device, automatically earthed switch and charged display unit, the signal output part of said grounding requirement controller and the signal output part of said charged display unit respectively with corresponding connection of signal input part of said automatic earthed switch.
2. conductor rail earthing device according to claim 1; It is characterized in that: said grounding requirement control device comprises on-scene communication device, controller and video camera; The communication ends of said controller is connected with the communication ends of said on-scene communication device, and the VT of said video camera is connected with the video signal input terminal of said on-scene communication device; Said charged display unit comprises fast acting fuse, dividing potential drop pick-up transducers and indicator light; Electric power signal is connected with the electric power signal collection terminal of said dividing potential drop pick-up transducers through said fast acting fuse; The signal output part of said dividing potential drop pick-up transducers is connected with the electric power signal input of said controller, and the shows signal output of said controller is connected with said indicator light; Said automatic earthed switch comprises operating mechanism and isolating switch, and the control signal output ends of said controller is connected with the signal input end of said operating mechanism, and the control output end of said operating mechanism is connected with the control input end of said isolating switch.
3. the control method of a conductor rail earthing device as claimed in claim 1 is characterized in that: may further comprise the steps:
(1) starts the conductor rail earthing or grounding means; Video camera is to operating personnel and isolating switch is taken pictures and isolating switch image and operating personnel's image are sent to controller; Simultaneously; Operating personnel send the application instruction to controller; Controller carries out self check to the state of isolating switch; If isolating switch is undesired, then send alarm signal, if isolating switch normally then gets into next step;
(2) controller carries out authentication to operating personnel, and controller carries out the recognition of face comparison with operating personnel's image and backstage storage picture, if authentication is wrong, then sends alarm signal, if authentication is errorless, then gets into next step;
(3) the dividing potential drop pick-up transducers is carried out voltage detecting and voltage signal is transferred to controller conductor rail; Controller is judged whether safety of voltage; If voltage surpasses predetermined value; Then controller sends alarm signal; The dividing potential drop pick-up transducers continues conductor rail is carried out voltage detecting; If voltage is lower than predetermined value, then get into next step;
(4) if select the telemechanical operation application, then get into step (5),, then get into step (7) if select nearly moving operation application;
(5) controller is received the instruction of telemechanical operation application, judges whether to agree the telemechanical operation, if refusal, then controller sends sound, the video information of refusal, if agree, then gets into next step;
Whether (6) controller sends sound, the video information of agreeing, detect isolating switch combined floodgate or separating brake simultaneously and put in place, if do not put in place; Then isolating switch continues to close a floodgate or separating brake; If put in place, then controller sends and stops to close a floodgate or the control command of separating brake, and isolating switch closes a floodgate or sub-switching operation finishes;
(7) controller is received nearly moving operation application instruction, judges whether to agree nearly moving operation, if refusal, then controller sends sound, the video information of refusal, if agree, then gets into next step;
Whether (8) controller sends sound, the video information of agreeing, detect isolating switch combined floodgate or separating brake simultaneously and put in place, if do not put in place; Then isolating switch continues to close a floodgate or separating brake; If put in place, then controller sends and stops to close a floodgate or the control command of separating brake, and isolating switch closes a floodgate or sub-switching operation finishes.
CN2012102606267A 2012-07-26 2012-07-26 Grounding device for contact rail and control method CN102810853A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012102606267A CN102810853A (en) 2012-07-26 2012-07-26 Grounding device for contact rail and control method

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Application Number Priority Date Filing Date Title
CN2012102606267A CN102810853A (en) 2012-07-26 2012-07-26 Grounding device for contact rail and control method

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CN102810853A true CN102810853A (en) 2012-12-05

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104917168A (en) * 2015-06-30 2015-09-16 成都普创通信技术股份有限公司 IoT-based ground line connecting device
CN104932318A (en) * 2015-06-30 2015-09-23 成都普创通信技术股份有限公司 Automatic hanging connection ground wire system based on Internet-of-Things
CN105116764A (en) * 2015-06-30 2015-12-02 成都普创通信技术股份有限公司 Automatic ground wire connection device

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CN202817745U (en) * 2012-07-26 2013-03-20 成都普创通信技术股份有限公司 A contact rail grounding device

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104917168A (en) * 2015-06-30 2015-09-16 成都普创通信技术股份有限公司 IoT-based ground line connecting device
CN104932318A (en) * 2015-06-30 2015-09-23 成都普创通信技术股份有限公司 Automatic hanging connection ground wire system based on Internet-of-Things
CN105116764A (en) * 2015-06-30 2015-12-02 成都普创通信技术股份有限公司 Automatic ground wire connection device

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Application publication date: 20121205

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