CN2706888Y - Intelligent speech alarm short circuit grounding wire - Google Patents
Intelligent speech alarm short circuit grounding wire Download PDFInfo
- Publication number
- CN2706888Y CN2706888Y CN 200420021294 CN200420021294U CN2706888Y CN 2706888 Y CN2706888 Y CN 2706888Y CN 200420021294 CN200420021294 CN 200420021294 CN 200420021294 U CN200420021294 U CN 200420021294U CN 2706888 Y CN2706888 Y CN 2706888Y
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- Prior art keywords
- circuit
- wire clamp
- conductor end
- earth
- intelligent sound
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Abstract
The utility model relates to a safety overhaul apparatus to an electrical equipment, in particular to an intelligent speech alarm short circuit grounding wire. The utility model includes an action bar at whose head a conductor end terminal is provided. Both sides of the action bar are respectively connected with a short-circuit line and an earth lead of the conductor end terminal and an earth end terminal. A switch circuit which is associated with the action of a clamping head is respectively provided at the conductor end terminal and the earth end terminal. The switch circuit is connected with a SCM controller. The SCM controller is connected with a speech chip and controls the speech chip according to the switch circuit. The speech chip is connected with a speech output circuit. The utility model solves the dangerous hidden danger problem caused by the prior art existing maintainer violating the inspection operation steps.
Description
Technical field
The utility model relates to a kind of electric equipment safety inspection device, particularly a kind of intelligent sound alarm short-circuit earth connection.
Technical background
Job site on interruption maintenance equipment, the installing short-circuit grounding wire in case take place when repair apparatus misdelivery electricity, can impel mains switch protection disconnections that be swift in motion, and eliminates incoming call suddenly, with assurance maintainer's safety; Equipment also leaves some residual charges after having a power failure, and just the residual charge on the equipment can be spewed out into the earth, prevents that the maintainer from getting an electric shock; When interruption maintenance equipment and charging equipment near the time owing to exist magnetic coupling and electric coupling between the two, can on power failure equipments, produce induced electricity, behind the installing short-circuit grounding wire, can prevent that the maintainer from suffering the injury of induced voltage.So the electrician claims that short-circuit grounding wire is " line of saving one's life ".
So there is the people to propose a kind of short-circuit grounding wire (patent No.: patent application 99249913.5) that has electroscope function, it comprises: the ground connection action bars that is provided with the hanging wire wire clamp, two ends connect the short-circuit line and the ground lead of hanging wire wire clamp and earth electrode respectively, be characterized in: the other end at the hanging wire wire clamp of ground connection action bars is that afterbody is provided with electroscope, electroscope and hanging wire wire clamp are the part of two mutually insulateds, and electroscope and ground connection action bars afterbody are for flexibly connecting.Though having overcome the maintainer to a certain extent, above-mentioned patent application do not use the electroscope electrical verification, judge by rule of thumb whether circuit is charged, directly be linked with electric line with earth connection, produce electric arc, to the person and the problem that damages of equipment, but it difficulty overcome the maintainer because of not according to " connect earth terminal earlier, then connect conductor end ", directly step on bar and hang earlier conductor end, wounded by induced electricity that can't bleed off; Or after the correct electrical verification of maintainer, in the hanging earthing conductor process, the preparation generator power supply send electricity, causes the problem such as dead of getting an electric shock.
Summary of the invention
The maintainer that can't overcome that the utility model has solved the prior art existence does not use the electroscope electrical verification, judge by rule of thumb whether circuit is charged, directly be linked with electric line with earth connection, produce electric arc, to the person and the problem that damages of equipment, or the maintainer because of not according to " connect earth terminal earlier; after connect conductor end ", directly step on bar and hang conductor end earlier, wounded by induced electricity that can't bleed off, or after the correct electrical verification of maintainer, in the hanging earthing conductor process, the preparation generator power supply send, cause the problem such as dead of getting an electric shock, provide a kind of reasonable in design, can effectively overcome the maintainer and not use the electroscope electrical verification, judge by rule of thumb whether circuit is charged, directly is linked with electric line with earth connection, produce electric arc, to the person and the problem that damages of equipment, with the maintainer because of not according to " connect earth terminal earlier, then connect conductor end ", directly step on bar and hang conductor end earlier, after the problem and the correct electrical verification of maintainer of being wounded by induced electricity that can't bleed off, in the hanging earthing conductor process, the preparation generator power supply send electricity, causes the intelligent sound alarm short-circuit earth connection of the dead problem of getting an electric shock.
Above-mentioned technical purpose of the present utility model mainly is to solve by the following technical programs: comprise that head end is provided with the action bars of conductor end wire clamp, the short-circuit line and the ground lead of two ends difference bonding conductor end terminal and earth terminal wire clamp, be respectively equipped with on described conductor end wire clamp and the earth terminal wire clamp and chuck action associated switch circuit, described switching circuit links to each other with singlechip controller, described singlechip controller is connected with speech chip and according to switching circuit control speech chip, described speech chip connects the voice output circuit.Wherein, the situation of hanging earthing conductor is reported to the police with language, when the maintainer violates hanging wire " connect earth terminal earlier; after connect conductor end " and when taking out stitches " tear conductor end earlier open; after tear earth terminal open " principle the time send audio alert, can cause maintainer's attention, can avoid the maintainer to violate operating principle effectively and the danger that causes, improve processing safety.
As preferably, described switching circuit comprises optoelectronic switch, and described optoelectronic switch is located at respectively on described conductor end wire clamp and the earth terminal wire clamp and is related with the action of chuck; Or
Described switching circuit comprises mechanical switch, and described mechanical switch is located at respectively on described conductor end wire clamp and the earth terminal wire clamp and is related with the action of chuck.
As preferably, described singlechip controller is connected with flasher circuit.Wherein, increase flasher circuit and can further improve under noisy and operational circumstances that light is darker and improve security warning effect of the present utility model, more strengthened security performance of the present utility model.
As preferably, described singlechip controller is connected with the alarming in short range of electric power circuit, and described alarming in short range of electric power circuit links to each other with induction coil on being located at the conductor end wire clamp.Wherein, during near energized conductor, induction coil just can be sensed and signal is passed to singlechip controller, alarm voice is sent in the work of singlechip controller control speech chip, prompting maintainer circuit is charged should first electrical verification or the operation again of discharge earlier, and a nearly step has been improved security performance of the present utility model.
As preferably, be provided with amplifying circuit between described speech chip and voice output circuit.Wherein, the decibel that the voice amplifying circuit can overcome voice in the noisy environment is set, operating characteristics tightens security.
As preferably, described singlechip controller is provided with the faulty operation counter, and described faulty operation counter is provided with communication interface.Wherein, it is defeated outward with the operating mistake situation to cooperate communication interface that digital display is set, and the supervision that tightens security can be checked the faulty operation number of times at any time.
As preferably, described singlechip controller connects the peripheral circuit power supply and also controls waking up of peripheral circuit power supply.Wherein, by waking up of singlechip controller control peripheral circuit power supply, can be in the utility model time spent not for a long time, circuit enters resting state automatically, and automatic wake-up circuit during use can the amount of saving energy, the cancellation mains switch is realized the voltage self-checking function, and battery low-voltage is reported to the police.
Therefore, the utlity model has reasonable in design, can effectively overcome the maintainer and not use the electroscope electrical verification, judge by rule of thumb whether circuit is charged, directly be linked with electric line with earth connection, produce electric arc, to the person and the problem that damages of equipment, with the maintainer because of not according to " connect earth terminal earlier, then connect conductor end ", directly step on bar and hang conductor end earlier, after the problem and the correct electrical verification of maintainer of being wounded by induced electricity that can't bleed off, in the hanging earthing conductor process, the preparation generator power supply send electricity, causes the characteristics such as dead of getting an electric shock.Wherein, adopt audio alert, when the maintainer violates hanging wire " connect earth terminal earlier; after connect conductor end " and when taking out stitches " tear conductor end earlier open; after tear earth terminal open " principle the time send audio alert, can cause maintainer's attention, can avoid the maintainer to violate operating principle effectively and the danger that causes, improve processing safety.Wherein, increase flasher circuit and can further improve under noisy and operational circumstances that light is darker and improve security warning effect of the present utility model, more strengthened security performance of the present utility model.Wherein, during near energized conductor, induction coil just can be sensed and signal is passed to singlechip controller, alarm voice is sent in the work of singlechip controller control speech chip, prompting maintainer circuit circuit is charged should first electrical verification or the operation again of discharge earlier, and a nearly step has been improved security performance of the present utility model.Wherein, the decibel that the voice amplifying circuit can overcome voice in the noisy environment is set, operating characteristics tightens security.Wherein, can cooperate communication interface that digital display is set, the supervision that tightens security can be checked the faulty operation number of times at any time.Wherein, by waking up of singlechip controller control peripheral circuit power supply, can be in the utility model time spent not for a long time, circuit enters resting state automatically, and automatic wake-up circuit during use can the amount of saving energy, the cancellation mains switch is realized the voltage self-checking function, and battery low-voltage is reported to the police.
Description of drawings
Accompanying drawing 1 is a structural representation of the present utility model;
Accompanying drawing 2 is voice alarm circuit block diagrams.
Specific embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1: as Fig. 1, shown in Figure 2, comprise that head end is provided with the action bars 3 of conductor end wire clamp 1, the short-circuit line 4 and the ground lead 5 of two ends difference bonding conductor end terminal 1 and earth terminal wire clamp 8, be respectively equipped with and chuck 2 on conductor end wire clamp 1 and the earth terminal wire clamp 8,6,7,9 action associated switch circuit 11, the conductor end wire clamp is provided with infra-red sensor switch 12, switching circuit 11 links to each other with singlechip controller, singlechip controller is connected with speech chip and according to switching circuit control speech chip, speech chip connects voice output circuit and flasher circuit, is provided with the voice amplifying circuit between speech chip and voice output circuit.
Singlechip controller is connected with the alarming in short range of electric power circuit, and the alarming in short range of electric power circuit links to each other with induction coil on being located at the conductor end wire clamp; Singlechip controller is provided with the faulty operation counter, and the faulty operation counter is provided with communication interface; Singlechip controller connects the peripheral circuit power supply and controls waking up of peripheral circuit power supply.
During use, singlechip controller can be controlled the work of speech chip according to the work of switching circuit, now the earth terminal wire clamp is defined as A; The conductor end wire clamp is defined as B1, B2, B3 respectively; It is 1 that the detection of earth terminal wire clamp has object definitions; Earth terminal wire clamp empty body action is defined as 0.Hanging earthing conductor and disconnect ground wire when various situation takes place the audio alert signal as follows:
Hanging earthing conductor:
State when connecing earth terminal in the ban:
| A | B1 | B2 | B3 | The |
| 1 | 0 | 0 | 0 | Please identify true no-voltage, discharge, hanging earthing conductor again.(at this state, prompting in per 10 seconds once) |
| 1 | 0 | 0 | 1 | Also have two-phase not hang up properly (once) in the prompting in per 10 seconds of this |
| 1 | 0 | 1 | 0 | Also have two-phase not hang up properly (at this state, prompting in per 10 seconds once) |
| 1 | 0 | 1 | 1 | Also have one not hang up properly (at this state, prompting in per 10 seconds once) mutually |
| 1 | 1 | 0 | 0 | Also have two-phase not hang up properly (at this state, prompting in per 10 seconds once) |
| 1 | 1 | 0 | 1 | Also have one not hang up properly (at this state, prompting in per 10 seconds once) mutually |
| 1 | 1 | 1 | 0 | Also have one not hang up properly (at this state, prompting in per 10 seconds once) mutually |
| 1 | 1 | 1 | 1 | No matter why state or warning before so far all is defaulted as the earth connection proper grounding, and warning stops, and delays time to enter after 60 seconds to disconnect state of ground wire. |
State when connecing conductor end in the ban:
| A | ?B1 | ?B2 | ?B3 | The audio alert signal |
| 0 | ?0 | ?0 | ?1 | Connect earth terminal earlier, after connect conductor end (repetition of alarms, withdraw from faulty operation report to the police stop) |
| 0 | ?0 | ?1 | ?0 | Connect earth terminal earlier, after connect conductor end (repetition of alarms, withdraw from faulty operation report to the police stop) |
| 0 | ?0 | ?1 | ?1 | Connect earth terminal earlier, after connect conductor end (repetition of alarms, withdraw from faulty operation report to the police stop) |
| 0 | ?1 | ?0 | ?0 | Connect earth terminal earlier, after connect conductor end (repetition of alarms, withdraw from faulty operation report to the police stop) |
| 0 | ?1 | ?0 | ?1 | Connect earth terminal earlier, after connect conductor end (repetition of alarms, withdraw from faulty operation report to the police stop) |
| 0 | ?1 | ?1 | ?0 | Connect earth terminal earlier, after connect conductor end (repetition of alarms, withdraw from faulty operation report to the police stop) |
| 0 | ?1 | ?1 | ?1 | Connect earth terminal earlier, after connect conductor end (repetition of alarms, withdraw from faulty operation report to the police stop) |
Disconnect ground wire:
State when tearing conductor end open in the ban:
| A | ?B1 | ?B2 | ?B3 | The |
| 1 | ?0 | ?0 | ?1 | Also have two-phase not pull down (at this state, prompting in per 10 seconds once) |
| 1 | ?0 | ?1 | ?0 | Also have two-phase not pull down (at this state, prompting in per 10 seconds once) |
| 1 | ?0 | ?1 | ?1 | Also have two-phase not pull down (at this state, prompting in per 10 seconds once) |
| 1 | ?1 | ?0 | ?0 | Also have two-phase not pull down (at this state, prompting in per 10 seconds once) |
| 1 | ?1 | ?0 | ?1 | Also have two-phase not pull down (at this state, prompting in per 10 seconds once) |
| 1 | ?1 | ?1 | ?0 | Also have two-phase not pull down (at this state, prompting in per 10 seconds once) |
| 1 | ?1 | ?1 | ?1 | Noiseless |
State when tearing earth terminal open in the ban:
| A | ?B1 | ?B2 | ?B3 | The audio alert signal |
| 0 | ?0 | ?0 | ?1 | Tear conductor end earlier open, after tear open earth terminal (repetition of alarms, withdraw from faulty operation report to the police stop) |
| 0 | ?0 | ?1 | ?0 | Tear conductor end earlier open, after tear open earth terminal (repetition of alarms, withdraw from faulty operation report to the police stop) |
| 0 | ?0 | ?1 | ?1 | Tear conductor end earlier open, after tear open earth terminal (repetition of alarms, withdraw from faulty operation report to the police stop) |
| 0 | ?1 | ?0 | ?0 | Tear conductor end earlier open, after tear open earth terminal (repetition of alarms, withdraw from faulty operation report to the police stop) |
| 0 | ?1 | ?0 | ?1 | Tear conductor end earlier open, after tear open earth terminal (repetition of alarms, withdraw from faulty operation report to the police stop) |
| 0 | ?1 | ?1 | ?0 | Tear conductor end earlier open, after tear open earth terminal (repetition of alarms, withdraw from faulty operation report to the police stop) |
| 0 | ?1 | ?1 | ?1 | Tear conductor end earlier open, after tear open earth terminal (repetition of alarms, withdraw from faulty operation report to the police stop) |
Claims (10)
1, a kind of intelligent sound alarm short-circuit earth connection, comprise that head end is provided with the action bars of conductor end wire clamp (1) (3), the short-circuit line (4) and the ground lead (5) of two ends difference bonding conductor end terminal (1) and earth terminal wire clamp (8), it is characterized in that being respectively equipped with on described conductor end wire clamp (1) and the earth terminal wire clamp (8) and chuck (2,6,7,9) action associated switch circuit (11), described switching circuit (11) links to each other with singlechip controller, described singlechip controller is connected with speech chip and according to switching circuit control speech chip, described speech chip connects the voice output circuit.
2, intelligent sound alarm short-circuit earth connection according to claim 1, it is characterized in that described switching circuit (11) comprises infrared sensing switch (12), described infrared sensing switch (12) be located at respectively on described conductor end wire clamp (1) and the earth terminal wire clamp and with chuck (2,6,7,9) action association.
3, intelligent sound alarm short-circuit earth connection according to claim 1, it is characterized in that described switching circuit (11) comprises mechanical switch, described mechanical switch be located at respectively that described conductor end wire clamp (1) and earth terminal wire clamp (8) are gone up and with chuck (2,6,7,9) action association.
4, according to claim 1 or 2 or 3 described intelligent sound alarm short-circuit earth connections, it is characterized in that described singlechip controller is connected with flasher circuit.
5, according to claim 1 or 2 or 3 described intelligent sound alarm short-circuit earth connections, it is characterized in that described singlechip controller is connected with the alarming in short range of electric power circuit, described alarming in short range of electric power circuit links to each other with induction coil on being located at the conductor end wire clamp.
6, according to claim 1 or 2 or 3 described intelligent sound alarm short-circuit earth connections, it is characterized in that being provided with amplifying circuit between described speech chip and voice output circuit.
7, according to claim 1 or 2 or 3 described intelligent sound alarm short-circuit earth connections, it is characterized in that described singlechip controller is provided with the faulty operation counter, described faulty operation counter is provided with communication interface.
8,, it is characterized in that described singlechip controller connects the peripheral circuit power supply and controls waking up of peripheral circuit power supply according to claim 1 or 2 or 3 described intelligent sound alarm short-circuit earth connections.
9, intelligent sound alarm short-circuit earth connection according to claim 4 is characterized in that described singlechip controller connects the peripheral circuit power supply and controls waking up of peripheral circuit power supply.
10, intelligent sound alarm short-circuit earth connection according to claim 5 is characterized in that described singlechip controller connects the peripheral circuit power supply and controls waking up of peripheral circuit power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420021294 CN2706888Y (en) | 2004-03-22 | 2004-03-22 | Intelligent speech alarm short circuit grounding wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420021294 CN2706888Y (en) | 2004-03-22 | 2004-03-22 | Intelligent speech alarm short circuit grounding wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2706888Y true CN2706888Y (en) | 2005-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420021294 Expired - Fee Related CN2706888Y (en) | 2004-03-22 | 2004-03-22 | Intelligent speech alarm short circuit grounding wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2706888Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104931765A (en) * | 2015-06-30 | 2015-09-23 | 国家电网公司 | Proximity alarm wrist guard |
| CN106443300A (en) * | 2016-10-10 | 2017-02-22 | 国网浙江省电力公司丽水供电公司 | Grounding alarm capable of preventing grounding wire from being electrified |
| CN106872843A (en) * | 2017-05-03 | 2017-06-20 | 福建优迪电力技术有限公司 | A kind of transmission tower and the detection means of the hidden conducting of earth mat |
| CN108459198A (en) * | 2017-11-29 | 2018-08-28 | 国网浙江省电力公司绍兴供电公司 | A kind of portable earth strap telegram alarm device |
| CN110100267A (en) * | 2016-12-12 | 2019-08-06 | 安全设备股份有限公司 | Energy measuring warning device |
-
2004
- 2004-03-22 CN CN 200420021294 patent/CN2706888Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104931765A (en) * | 2015-06-30 | 2015-09-23 | 国家电网公司 | Proximity alarm wrist guard |
| CN106443300A (en) * | 2016-10-10 | 2017-02-22 | 国网浙江省电力公司丽水供电公司 | Grounding alarm capable of preventing grounding wire from being electrified |
| CN110100267A (en) * | 2016-12-12 | 2019-08-06 | 安全设备股份有限公司 | Energy measuring warning device |
| CN110100267B (en) * | 2016-12-12 | 2021-09-21 | 安全设备股份有限公司 | Energy detection warning device |
| CN106872843A (en) * | 2017-05-03 | 2017-06-20 | 福建优迪电力技术有限公司 | A kind of transmission tower and the detection means of the hidden conducting of earth mat |
| CN108459198A (en) * | 2017-11-29 | 2018-08-28 | 国网浙江省电力公司绍兴供电公司 | A kind of portable earth strap telegram alarm device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050629 Termination date: 20100322 |