CN104184115A - Novel electric leakage switch - Google Patents
Novel electric leakage switch Download PDFInfo
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- CN104184115A CN104184115A CN201410423563.1A CN201410423563A CN104184115A CN 104184115 A CN104184115 A CN 104184115A CN 201410423563 A CN201410423563 A CN 201410423563A CN 104184115 A CN104184115 A CN 104184115A
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Abstract
The invention relates to a novel electric leakage switch which can effectively solve the problem that an electric leakage switch cannot achieve tripping in time under the emergency conditions of collision, tilting, overtemperature and the like. According to the technical scheme, a conventional electric leakage switch with a self-inspection button is included, parallel connection sensing switches are arranged at the two ends of the self-inspection button of the conventional electric leakage switch, the sensing switches are in a disconnected state in a normal state, at the moment, the conventional electric leakage switch is switched on to be connected, and thus normal operation is achieved; when sensing signals corresponding to the sensing switches are detected by the sensing switches, the sensing switches are responded and connected, which is equivalent to pressing the self-inspection button, at the moment, a load output current is unbalanced, an induction coil senses the current, a trip coil acquires the current to be attracted, the electric leakage switch achieves automatic tripping, and an output power source is cut off. The novel electric leakage switch is easy to produce and operate, automatic tripping can be achieved when the dangerous cases such as collision, tilting and overtemperature happen, fires caused by accidents are completely eliminated, or the phenomenon that equipment operates in spite of damage is prevented, and thus good social benefits and economic benefits are achieved.
Description
Technical field
The present invention relates to switching technique field, particularly a kind of new pattern creepage switch.
Background technology
Existing leakage switch, only has electric leakage and short circuit trip avoidance function, and along with social development, these functions can not meet more profound demand the sixth of the twelve Earthly Branches.Such as: the Different high risk sites equipment such as fuel charger, charging pile, gas station, inflammable and explosive again owing to being close to roadside, sometimes the attack of terrorism or natural calamity and unexpected traffic accident all can injure wherein, and this switch, only in the bent damaged short circuit side's tripping operation that forms of overequipment deformation knob.Can reality be, in tripping operation, short-circuit spark synchronously ignite damaged leak materials, initiation fire or serial blast.
From circuit aspect, although short circuit tripping operation is very positive, from the environment overall situation of preventing and reducing natural disasters, too late.Especially branch line short circuit, because electric current is less, leakage switch may not trip or postpone tripping operation, and spark is more lasting, and harm is just larger, and consequence is also more serious.
Certainly, after equipment is knocked, not necessarily short circuit,, the equipment that has been out of shape breakage or leakage also runs well, and consequence is apparent.Even common factories and miness place, operation is all forbidden in spite of illness in spite of wound.Therefore, the improvement and bring new ideas of leakage switch is imperative.
Summary of the invention
For above-mentioned situation, for overcoming the defect of prior art, the present invention's object is just to provide a kind of new pattern creepage switch, tripping operation in time under the emergency case such as can effectively solve leakage switch cannot be bumping, inclination, excess Temperature, especially the equipment that has been out of shape breakage or leakage also runs well, and has serious potential safety hazard and the problem of quality safety.
The present invention solve technical scheme be, comprise the conventional leakage switch that is provided with self-inspection button, at the self-inspection button two ends of conventional leakage switch, sensitive switch in parallel is housed, it when sensitive switch normality, is off-state, now, the conducting of conventional leakage switch combined floodgate, normally works; In the time that sensitive switch detects transducing signal corresponding thereto, sensitive switch response conducting, is equivalent to supress self-inspection button, now, load output current is unbalance, and induction coil senses electric current, tripping coil obtains electric current adhesive, and out-put supply is cut off in leakage switch automatic trip.
Described sensitive switch is collision sensing switch, universal collision sensing switch, temperature detect switch (TDS), tilt switch, vibration switch, Hall switch or dry-reed tube switch.
The two ends of described self-inspection button are parallel with the expanding plug that stretches out conventional leakage switch housing; Described expanding plug is connected with multiple expansion sensitive switches of parallel connection through wire, and each expansion sensitive switch and conventional leakage switch are separate type setting, and when normality, expanding sensitive switch is off-state, and now, the conducting of conventional leakage switch combined floodgate, normally works; In the time that expansion sensitive switch detects transducing signal corresponding thereto, expansion sensitive switch response conducting, is equivalent to supress self-inspection button, now, load output current is unbalance, and induction coil senses electric current, tripping coil obtains electric current adhesive, and out-put supply is cut off in leakage switch automatic trip.
Described expansion sensitive switch is collision sensing switch, universal collision sensing switch, temperature detect switch (TDS), tilt switch, vibration switch, Hall switch, dry-reed tube switch, centrifugal switch, pressure switch, liquid-level switch, travel switch, push-button switch, relay switch or solid-state relay switch.
Novel structure uniqueness of the present invention, advantages of simple, easily produces, easy to operate, can be bumping, the automatic trip when dangerous situation such as inclination, excess Temperature, inclination, stop accident initiation fire, or prevent equipment operation in spite of illness in spite of wound, there is good society and economic benefit.
Brief description of the drawings
Fig. 1 is electrical block diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
Provided by Fig. 1, the present invention includes the conventional leakage switch 1 that is provided with self-inspection button 2, conventional leakage switch 1 comprises housing and is contained in the circuit in housing, circuit comprises self-inspection button 2, induction coil 7 and tripping coil 6, between the input of power supply and output, be disposed with trip switch K and induction coil 7, induction coil 7 and tripping coil 6 are contacted, and the iron core of tripping coil 6 is connected with the tripping device of K switch; One end of self-inspection button 2 is connected with the zero line of power output end, the other end is connected with the live wire of power input K switch moving contact through resistance R, and in the time that induction coil 7 senses electric current, the tripping coil of tripping device obtains electric current adhesive, make trip switch K tripping operation, cut off out-put supply; Sensitive switch in parallel 3 is equipped with at self-inspection button 2 two ends at conventional leakage switch 1, is off-state when sensitive switch 3 normality, and now, conventional leakage switch 1 combined floodgate conducting, normally works; In the time that sensitive switch 3 detects transducing signal corresponding thereto, sensitive switch 3 responds conducting, is equivalent to supress self-inspection button 2, now, load output current is unbalance, and induction coil 7 senses electric current, tripping coil 6 obtains electric current adhesive, and out-put supply is cut off in leakage switch automatic trip.
For ensureing result of use, described sensitive switch 3 is collision sensing switch, universal collision sensing switch, temperature detect switch (TDS), tilt switch (claim not only switch of inclination, dumping switch), vibration switch, Hall switch or dry-reed tube switch (but also claiming reed switch);
The two ends of described self-inspection button 2 are parallel with the expanding plug 4 that stretches out conventional leakage switch 1 housing; Described expanding plug 4 is connected with multiple expansion sensitive switches (not providing in figure) in parallel through wire, each expansion sensitive switch and conventional leakage switch 1 are separate type setting, and when normality, expanding sensitive switch is off-state, now, conventional leakage switch 1 combined floodgate conducting, normally works; In the time that expansion sensitive switch detects transducing signal corresponding thereto, expansion sensitive switch response conducting, be equivalent to supress self-inspection button 2, now, load output current is unbalance, and induction coil 7 senses electric current, and tripping coil 6 obtains electric current adhesive, leakage switch automatic trip, cuts off out-put supply; Described expansion sensitive switch is collision sensing switch, universal collision sensing switch, temperature detect switch (TDS), tilt switch, vibration switch, Hall switch, dry-reed tube switch, centrifugal switch, pressure switch, liquid-level switch, travel switch, push-button switch, relay switch or solid-state relay switch.
Described sensitive switch 3 is universal collision sensing switch, in the time that leakage switch is subject to clashing into, be connected in parallel on the universal collision sensing switching response conducting at self-inspection button two ends, be equivalent to supress self-inspection button 2, now, load output current is unbalance, induction coil 7 senses electric current, tripping coil 6 obtains electric current adhesive, and out-put supply is cut off in leakage switch automatic trip;
Described sensitive switch 3 is temperature detect switch (TDS), in the time that ambient temperature reaches pre-set temperature, be connected in parallel on the temperature detect switch (TDS) response conducting at self-inspection button two ends, be equivalent to supress self-inspection button 2, now, load output current is unbalance, induction coil 7 senses electric current, tripping coil 6 obtains electric current adhesive, and out-put supply is cut off in leakage switch automatic trip;
Described sensitive switch 3 is tilt switch, in the time of leakage switch run-off the straight, be connected in parallel on the tilt switch response conducting at self-inspection button two ends, be equivalent to supress self-inspection button 2, now, load output current is unbalance, induction coil 7 senses electric current, tripping coil 6 obtains electric current adhesive, and out-put supply is cut off in leakage switch automatic trip;
Described collision sensing switch is commercially available prod (prior art), if the patent No. of applicant's earlier application is " the powder formula insulated high-speed minisize impact switch " of " 201110258189.0 "; Described universal collision sensing switch is commercially available prod (prior art), if the patent No. of applicant's earlier application is " Novel universal impact switch " of " 201120328223.2 ", described temperature detect switch (TDS) is commercially available prod (prior art), as the temperature detect switch (TDS) of Hua Hengxin Science and Technology Ltd. of Shenzhen production; Described tilt switch is commercially available prod (prior art), as the tilt switch of Da Hongsong island, Shanghai Machinery Co., Ltd. sale; Described vibration switch is commercially available prod (prior art), as the vibration switch of Dongguan City Ying Xin Electronic Science and Technology Co., Ltd. production; Described Hall switch is commercially available prod (prior art), as the Hall switch of Shanghai Huo Tong Electronics Co., Ltd. sale; Described centrifugal switch is commercially available prod (prior art), as the centrifugal switch of the four seas, Ningbo appliances motor company production; Described dry-reed tube switch is commercially available prod (prior art), as the dry-reed tube switch of Zhuhai De Xinke Electronics Co., Ltd. sale; Described pressure switch is commercially available prod (prior art), as the pressure switch of Changzhou Tian Li controller Manufacturing Co., Ltd production and selling; Described liquid-level switch is commercially available prod (prior art), as the LF series floating-ball level switch of Shanghai Ya Hong automatic control equipment Co., Ltd production and selling; Described smog alarm controller is commercially available prod (prior art), as the YHYW-I smog alarm controller of Wenzhou hundred million logical automation equipment Co., Ltd production and selling; Described gas alarming controller is commercially available prod (prior art), as the gas alarming controller of Guangzhou Ao Lisite gas-fired equipment Co., Ltd production and selling; Described travel switch, push-button switch, relay switch, solid-state relay switch, be standard component commercially available prod (prior art);
The described conventional leakage switch that is provided with self-inspection button 21 is commercially available prod (prior art), as commercially available positive safe electrician, De Lixi, Siemens, the leakage switch of numerous brands such as west illiteracy is provided with self-inspection button 2, it is to be noted, innovative point of the present invention is at the self-inspection button two ends of existing conventional leakage switch sensitive switch in parallel and expanding plug, and as required, select again different sensitive switches to detect different heat transfer agents, to reach the object of intelligent monitoring automatic trip, and expanding plug is located at leakage switch housing outside, can random endless parallel connection expand sensitive switch, be convenient to remote monitoring: upstream device meets accident, the tripping operation of upstream electrical source automatic, that is to say, the present invention, due to structural difference, provides existing leakage switch not available four large function:
1, for different objects, self-inspection button two ends different sensitive switch in parallel, when detecting that corresponding device is collided or when the information such as excess Temperature or run-off the straight, automatic trip;
2, expanding plug can the external expansion sensitive switch of endless parallel connection, monitors numerous remote objects simultaneously: as long as wherein any one expansion sensitive switch has response, automatic trip;
3, expanding plug can the external expansion sensitive switch of endless parallel connection, not for remote object (controlling oneself as terminal), be only the deficiency that makes up self built-in sensitive switch, enclose multiple monitoring for corresponding device carries out compound full side: as long as wherein any one sensitive switch has response, automatic trip;
4, expanding plug can the external expansion sensitive switch of endless parallel connection, both, to remote object multiple monitoring (comprise 1 pair 1, or more than 1 pair), also equipment of itself is carried out to multiple monitoring: as long as wherein any one sensitive switch has response, automatic trip.
Although the present invention drops into little, added value is high, and, there is applying flexible, the cable overall situation of achieving many things at one stroke, unite, treat both principal and secondary aspect of disease, the advantage such as superelevation cost performance, existing just embodiment elaborates to the specific embodiment of the present invention:
Embodiment 1
When sensitive switch 3 is selected universal collision sensing switch, the operation principle of the expansion sensitive switch that what expanding plug 4 connected be arranged on remote equipment during also for universal collision sensing switch:
Once corresponding device is clashed into, built-in universal collision sensing switch conduction, equals to press self-inspection button 2, now, load output current is unbalance, and induction coil 7 senses electric current, tripping coil 6 obtains electric current adhesive, and out-put supply is cut off in new pattern creepage switch 5 automatic trips of the present invention.
Or the universal collision sensing switch that expanding plug 4 connects remote equipment detects shock signal conduction, equal expanding plug 4 short circuits, now, load output current is unbalance, induction coil 7 senses electric current, and tripping coil 6 obtains electric current adhesive, new pattern creepage switch 5 automatic trips of the present invention, cut off remote equipment power supply and supply with, comprise that long-range expansion sensitive switch is also no longer charged.
So-called shock, essence is sudden change of acceleration.Therefore, no matter whether deformation breakage of equipment, new pattern creepage switch 5 has tripped, and stops short-circuit spark and produces.
At this very moment, no matter in spite of illness in spite of wound whether, all oneself cannot move for corresponding device or remote equipment, except non-artificial combined floodgate.
Certainly, if a remote equipment area is larger, also can deploy troops on garrison duty with many pieces of expansion sensitive switch reconnaissance parallel connections, better effects if.If but equipment is very little, also can tackle N platform equipment with N expansion sensitive switch, wherein N is positive integer.
Obviously, the present invention greatly improves the level of security of preventing and reducing natural disasters, ten thousand times of the calamities of going out than put out a fire afterwards.Especially remote monitoring and long-range power-off, expanding plug 4, has played key effect, and extending space is unlimited.
Embodiment 2
Sensitive switch 3 is selected the temperature detect switch (TDS) of 70 degree, the operation principle of the expansion sensitive switch that what expanding plug 4 connected be arranged on remote equipment during also for pressure switch:
When facility environment temperature reaches 70 degree, or conducting when the monitored container pressure on remote equipment reaches rated value, equal expanding plug 4 short circuits, now, load output current is unbalance, and induction coil 7 senses electric current, and tripping coil 6 obtains electric current adhesive, new pattern creepage switch 5 trips, and cuts off out-put supply.
Except non-artificial combined floodgate, otherwise controlled plant cannot move.
Embodiment 3
Sensitive switch 3 is selected tilt switch, expanding plug 4 through wire be arranged on smog alarm controller on A warehouse and be arranged on the gas alarming controller in B tunnel and be arranged on the vibration switch of C safety cabinet parallel with one another, what wherein, connect smog alarm controller and gas alarming controller often opens output for relay; Operation principle is:
When corresponding device run-off the straight, or smog alarm controller detects A warehouse smog, or gas alarming controller detects B tunnel gas leakage smell, or the conducting while being prized by thief of C safety cabinet, now, equal expanding plug 4 short circuits, load output current is unbalance, and induction coil 7 senses electric current, and tripping coil 6 obtains electric current adhesive, new pattern creepage switch 5 trips, and cuts off out-put supply.
Certainly, inside join or the combination of external sensing switch changes, varied in addition, and also on market, all kinds of gas alarm controllers and electrical type controller are of a great variety, but operation principle is all the same, and therefore, greater functionality can be analogized, and no longer gives an example.
In fact, the travel switch group that expanding plug 4 connects, the use of also can connecting, difference is that, when after the whole conductings of all travel switches, new pattern creepage switch 5 sides can trip.
For example: temperature detect switch (TDS) is connected with pressure switch,, while only having temperature and pressure to reach rated value, new pattern creepage switch 5 just can trip simultaneously.In like manner, liquid-level switch also can be connected with temperature detect switch (TDS); Or liquid-level switch is connected with pressure switch, or the travel switch series connection of A, B, tri-kinds of equipment of C etc.
Under normal circumstances, expansion sensitive switch is taking parallel connection as main.But, in order to reach certain special object, the use of also can connecting, or parallel connection adds tandem compound use.
Certainly, no matter adopt which kind of combining form, the normality of the relay output switch of all sensitive switches and travel switch and controller, is necessary for "off" state; And in when response one, is decided to be " conducting " state.
Compared with prior art, it is simple in structure that the present invention seems, and in fact, design science is ingenious, novel uniqueness.Especially expanding plug, is rich in intention and foresight, and it gives power of the present invention and excellent performance and competitiveness and vitality and superelevation cost performance.Just because of there has been it, just move about freely and quickly handyly, the every act and every move net of equipment in hand.Certainly, the magical effect of expanding plug, the vast profundity of intension, hundred obtains at one stroke.Exactly because also had it, extending space is unlimited, be particularly conducive to preventing and reducing natural disasters of automation and intelligentification.Therefore, classical elite of the present invention is just: macroscopic view is taken the whole situation into account and plan accordingly, and microcosmic intelligence is cheap, and Social benefit and economic benefit is extremely remarkable.It is the open new pattern creepage switch of the ecotype of real meaning.
Claims (8)
1. a new pattern creepage switch, comprise the conventional leakage switch (1) that is provided with self-inspection button (2), it is characterized in that, sensitive switch in parallel (3) is equipped with at self-inspection button (2) two ends at conventional leakage switch (1), when sensitive switch (3) normality, it is off-state, now, conventional leakage switch (1) combined floodgate conducting, normally works; In the time that sensitive switch (3) detects transducing signal corresponding thereto, sensitive switch (3) response conducting, be equivalent to supress self-inspection button (2), now, load output current is unbalance, and induction coil (7) senses electric current, and tripping coil (6) obtains electric current adhesive, leakage switch automatic trip, cuts off out-put supply.
2. new pattern creepage switch according to claim 1, is characterized in that, described sensitive switch (3) is collision sensing switch, universal collision sensing switch, temperature detect switch (TDS), tilt switch, vibration switch, Hall switch or dry-reed tube switch.
3. new pattern creepage switch according to claim 1, is characterized in that, the two ends of described self-inspection button (2) are parallel with the expanding plug (4) that stretches out conventional leakage switch (1) housing.
4. new pattern creepage switch according to claim 3, it is characterized in that, described expanding plug (4) is connected with multiple expansion sensitive switches of parallel connection through wire, each expansion sensitive switch and conventional leakage switch (1) are separate type setting, when normality, expanding sensitive switch is off-state, now, conventional leakage switch (1) combined floodgate conducting, normally works; In the time that expansion sensitive switch detects transducing signal corresponding thereto, expansion sensitive switch response conducting, be equivalent to supress self-inspection button (2), now, load output current is unbalance, and induction coil (7) senses electric current, and tripping coil (6) obtains electric current adhesive, leakage switch automatic trip, cuts off out-put supply.
5. new pattern creepage switch according to claim 4, it is characterized in that, described expansion sensitive switch is collision sensing switch, universal collision sensing switch, temperature detect switch (TDS), tilt switch, vibration switch, Hall switch, dry-reed tube switch, centrifugal switch, pressure switch, liquid-level switch, travel switch, push-button switch, relay switch or solid-state relay switch.
6. new pattern creepage switch according to claim 1, it is characterized in that, described sensitive switch (3) is universal collision sensing switch, in the time that leakage switch is subject to clashing into, be connected in parallel on the universal collision sensing switching response conducting at self-inspection button two ends, be equivalent to supress self-inspection button (2), now, load output current is unbalance, induction coil (7) senses electric current, tripping coil (6) obtains electric current adhesive, and out-put supply is cut off in leakage switch automatic trip.
7. new pattern creepage switch according to claim 1, it is characterized in that, described sensitive switch (3) is temperature detect switch (TDS), in the time that ambient temperature reaches pre-set temperature, be connected in parallel on the temperature detect switch (TDS) response conducting at self-inspection button two ends, be equivalent to supress self-inspection button (2), now, load output current is unbalance, induction coil (7) senses electric current, tripping coil (6) obtains electric current adhesive, and out-put supply is cut off in leakage switch automatic trip.
8. new pattern creepage switch according to claim 1, it is characterized in that, described sensitive switch (3) is tilt switch, in the time of leakage switch run-off the straight, be connected in parallel on the tilt switch response conducting at self-inspection button two ends, be equivalent to supress self-inspection button (2), now, load output current is unbalance, induction coil (7) senses electric current, tripping coil (6) obtains electric current adhesive, and out-put supply is cut off in leakage switch automatic trip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410423563.1A CN104184115A (en) | 2014-08-26 | 2014-08-26 | Novel electric leakage switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410423563.1A CN104184115A (en) | 2014-08-26 | 2014-08-26 | Novel electric leakage switch |
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| Publication Number | Publication Date |
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| CN104184115A true CN104184115A (en) | 2014-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410423563.1A Pending CN104184115A (en) | 2014-08-26 | 2014-08-26 | Novel electric leakage switch |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104953703A (en) * | 2015-07-03 | 2015-09-30 | 国家电网公司 | Double-power-supply control box with anti-misoperation function |
| CN106992495A (en) * | 2017-04-20 | 2017-07-28 | 广州市豪尔生医疗设备有限公司 | A kind of earth leakage protective device |
| CN110037525A (en) * | 2019-04-24 | 2019-07-23 | 福建工程学院 | A kind of Intelligent mobile paper money incinerates management system and method |
-
2014
- 2014-08-26 CN CN201410423563.1A patent/CN104184115A/en active Pending
Non-Patent Citations (1)
| Title |
|---|
| 贾传圣等: "一种新颖的低压漏电保护装置", 《电气开关》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104953703A (en) * | 2015-07-03 | 2015-09-30 | 国家电网公司 | Double-power-supply control box with anti-misoperation function |
| CN106992495A (en) * | 2017-04-20 | 2017-07-28 | 广州市豪尔生医疗设备有限公司 | A kind of earth leakage protective device |
| CN110037525A (en) * | 2019-04-24 | 2019-07-23 | 福建工程学院 | A kind of Intelligent mobile paper money incinerates management system and method |
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