CN112290415B - Electric shock prevention intelligent power supply system - Google Patents
Electric shock prevention intelligent power supply system Download PDFInfo
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- CN112290415B CN112290415B CN202011123258.2A CN202011123258A CN112290415B CN 112290415 B CN112290415 B CN 112290415B CN 202011123258 A CN202011123258 A CN 202011123258A CN 112290415 B CN112290415 B CN 112290415B
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- power supply
- self
- electromagnet
- checking
- electrically connected
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/44—Means for preventing access to live contacts
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/24—Circuit arrangements for boards or switchyards
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Current Or Voltage (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention discloses an electric shock prevention intelligent power supply system, which relates to the technical field of power supply systems and comprises a distribution box, wherein a self-checking power supply is installed in the distribution box, the self-checking power supply is electrically connected with a transformer and a self-checking lamp, one end of the transformer, which is far away from the self-checking power supply, is electrically connected with a mains supply, the self-checking power supply is electrically connected with a plurality of detection boxes, the detection boxes are divided into four areas along a horizontal axis and a vertical axis, a power supply switch electrically connected with a power supply socket in an initial state is not directly electrically connected with the mains supply, but is electrically connected with the self-checking power supply, the self-checking power supply has small voltage, so that an electric shock accident caused by the fact that a metal conductor is inserted into the power supply socket curiosity of children is avoided, the hands of the children generate acupuncture feeling due to the current impact, the children are reminded and forced to loosen the hands of the children, and the children are prevented from being continuously contacted with the electric shock current, thereby effectively protecting curious children.
Description
Technical Field
The invention relates to the technical field of power supply systems, in particular to an electric shock prevention intelligent power supply system.
Background
When the family supplies power, generally can control the power supply in whole house through the block terminal that is located the eminence, prevent that children from contacting, the block terminal carries out power supply control to illumination, air conditioner and the supply socket in each room, and accessible switch carries out the outage when not using for a long time. However, for a house in which the house is normally located, the control switch in the distribution box is usually electrically connected, at the moment, the power supply socket in each room is directly electrically connected with the mains supply, and the power supply socket can be immediately powered on after being connected to a load, the power supply socket still has hidden dangers, children still can get an electric shock due to the fact that the metal conductor is inserted into the socket curiously, and the electric shock prevention capability of the children is poor.
Disclosure of Invention
The invention provides an electric shock prevention intelligent power supply system, and aims to solve the problem that a power supply socket which is directly and electrically connected with mains supply in the traditional technology is poor in electric shock prevention capability for children.
In order to achieve the purpose, the invention adopts the following technical scheme:
an anti-electric shock intelligent power supply system comprises a distribution box, wherein a self-checking power supply is installed in the distribution box, the self-checking power supply is electrically connected with a transformer and a self-checking lamp, one end, far away from the self-checking power supply, of the transformer is electrically connected to a mains supply, the self-checking power supply is electrically connected with a plurality of detection boxes, the detection boxes are divided into four areas along a horizontal axis and a vertical axis, the four areas are sequentially named as an area I, an area II, an area III and an area IV according to four quadrants of a plane rectangular coordinate system, electric connection pieces are fixedly connected to the four areas on the inner peripheral side of each detection box, adjacent electric connection pieces are arranged at intervals in an insulating manner, the outer sides of the electric connection pieces positioned in the area I are electrically connected to the mains supply, the outer sides of the electric connection pieces positioned in the area II are electrically connected with an external switch, the outer sides of the electric connection pieces positioned in the area III are electrically connected with the self-checking power supply, and the outer sides of the electric connection pieces positioned in the area IV are electrically connected with a power supply switch, the power supply switch and the external display switch are both arranged in the distribution box, the power supply switch is electrically connected with a power supply socket, the power supply socket is arranged at each position in a room, the external display switch is electrically connected with the number lamps, and the number lamps are arranged in the distribution box and correspond to the power supply sockets one by one;
coaxial rotation is connected with the conducting block in the detection box, conducting block and four connect electric piece slip electrical contact, electrically connected with first electro-magnet in the conducting block and keep away from and connect electric piece one end and self-checking power electric connection, it distinguishes interface outside fixedly connected with second electro-magnet to lie in I district and IV in the detection box, the second electro-magnet passes through current transformer and self-checking power electric connection, and wherein current transformer switches on when sensing self-checking power to power supply switch or external switch power supply.
Preferably, the transformer adopts the prior art, and controls the voltage of the self-test power supply to be within a safe voltage range, namely less than 36V.
Preferably, the self-checking lamp is in a normally-on state, and the self-checking power supply is displayed to be in a normal working state; the label lamp is in a normally closed state, and displays that the corresponding power supply socket is in a normal working state.
Preferably, the inside cylindric and axle center of detection box is parallel with the horizontal direction, four the electric piece is unanimous with the detection box week side curvature, the conducting block central angle is less than 90 and the adjacent electric piece that connects of cross-over, and wherein the conducting block is initial under the action of gravity the electric piece that connects in II district and III district in the cross-over detection box.
Preferably, the first electromagnet and the second electromagnet are both composed of an iron core and a coil wound outside the iron core, and the like magnetic poles of the first electromagnet and the second electromagnet are opposite after the first electromagnet is electrified, wherein when the first electromagnet is electrified at low current, the magnetic attraction force of the second electromagnet on the iron core of the second electromagnet is greater than the magnetic repulsion force on the first electromagnet.
Compared with the prior art, the invention has the following beneficial effects:
1. the power supply switch electrically connected with the power supply socket in the initial state is not directly electrically connected with mains supply, but is electrically connected with the self-checking power supply, and the self-checking power supply has lower voltage, so that the electric shock accident caused by the curiosity that a child inserts a metal conductor into the power supply socket is avoided, the current impact is only formed on the child to enable the hand of the child to generate acupuncture feeling, the child is reminded and forced to release the hand, the child is prevented from continuously contacting with the electric shock current, and the curiosity child is effectively protected.
2. After a curious child looses his hands, if the metal conductor inserted into the power supply socket still forms current conduction, a large short-circuit current is formed in the circuit, the first electromagnet in the conductive block in the circuit is electrified to form a large magnetic field intensity, the direction of the magnetic field of the second electromagnet directly and electrically connected with the self-checking power supply is opposite to that of the first electromagnet, and magnetic repulsion is formed on the first electromagnet, so that the conductive block rotates away from the second electromagnet, the rotated conductive block continuously rotates under the action of inertia and is electrically bridged on the contact lenses in the second area and the third area in the detection box, the self-checking power supply is disconnected from the power supply switch and is electrically connected with the external switch, the power supply switch is completely powered off, secondary electric shock caused by the metal conductor is avoided, and the external switch is electrified to enable the label lamp to be on, so that indoor personnel are reminded that the power supply socket corresponding to the label lamp is in a fault state, the indoor personnel can conveniently conduct active obstacle removal and break the external switch to enable the conductive block to recover naturally under the action of gravity.
3. If a normal electric appliance is inserted into the power supply socket, the current in the circuit is smaller, and the magnetic attraction force of the second electromagnet to the inner iron core of the first electromagnet is larger than the magnetic repulsion force of the second electromagnet to the first electromagnet, so that the conductive block rotates and approaches the second electromagnet, the rotated conductive block continuously rotates under the action of inertia and is electrically bridged on the contact pads in the I area and the IV area in the detection box, and the power supply switch is disconnected from the electrical connection of the self-detection power supply and is electrically connected with the commercial power, so that the normal commercial power supply is carried out on the electric appliance.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the cartridge of the present invention;
FIG. 3 is a schematic diagram of the state of the present invention when the load is an electric shock metal conductor;
fig. 4 is a schematic diagram of a state when the load of the present invention is a normal electric appliance.
In the figure: the power supply comprises a power distribution box 1, a self-checking power supply 2, a transformer 21, a self-checking lamp 22, a detection box 3, a power connection piece 31, a conductive block 32, a first electromagnet 33, a second electromagnet 34, a power supply switch 4, a power supply socket 41, an external switch 5 and a lamp 51.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, an anti-electric shock intelligent power supply system, including block terminal 1, be provided with the master switch in block terminal 1, the on-off of master switch control house lead-in line current, install self-checking power supply 2 in block terminal 1, self-checking power supply 2 electric connection has transformer 21 and self-checking lamp 22, transformer 21 keeps away from self-checking power supply 2 one end electric connection on the commercial power, transformer 21 adopts prior art, and the voltage of controlling self-checking power supply 2 is less than 36V promptly in the safe voltage scope, make self-checking power supply 2 be in the operational environment of safe voltage, avoid it to cause the accident of electric shock and injury outward, self-checking lamp 22 is in the normal bright state, show that self-checking power supply 2 is in normal operating condition, avoid it to take place to damage and indoor personnel can't learn.
The self-checking power supply 2 is electrically connected with a plurality of detection boxes 3, the interior of each detection box 3 is divided into four areas along a horizontal axis and a vertical axis, the four areas are sequentially named as an area I, an area II, an area III and an area IV according to four quadrants of a plane rectangular coordinate system, the inner sides of the detection boxes 3 are fixedly connected with electric connecting pieces 31 in the four areas, the adjacent electric connecting pieces 31 are arranged at intervals in an insulating mode, the inner parts of the detection boxes 3 are cylindrical, the axes of the electric connecting pieces 31 are parallel to the horizontal direction, the curvatures of the inner sides of the four electric connecting pieces 31 and the detection boxes 3 are consistent, the distances between the four electric connecting pieces 31 and the axes of the detection boxes 3 are kept consistent, and the follow-up power-up is facilitated without being blocked.
The outer side of the electric connection piece 31 positioned in the area I is electrically connected to a mains supply, the outer side of the electric connection piece 31 positioned in the area II is electrically connected with an external switch 5, the outer side of the electric connection piece 31 positioned in the area III is electrically connected with a self-checking power supply 2, the outer side of the electric connection piece 31 positioned in the area IV is electrically connected with a power supply switch 4, and the electrification condition of the corresponding connection part is controlled by mutual electrical communication of four electric connection pieces 31 in the detection box 3.
The external display switch 5 is electrically connected with a marker lamp 51, the marker lamp 51 is installed in the distribution box 1 and is in one-to-one correspondence with the power supply sockets 41, the marker lamp 51 is in a normally closed state, the corresponding power supply socket 41 is displayed to be in a normal working state, and after the marker lamp 51 is turned on, the corresponding power supply socket 41 is displayed to be in a fault state.
The detection box 3 is internally coaxially and rotatably connected with a conductive block 32, the conductive block 32 is in sliding electrical contact with four electric connection pieces 31, the central angle of the conductive block 32 is smaller than 90 degrees and is bridged over the adjacent electric connection pieces 31, the conductive block 32 initially bridges the electric connection pieces 31 in the II area and the III area in the detection box 3 under the action of gravity, namely, the power supply switch 4 is not directly electrically connected with the mains supply in the initial state and is electrically connected with the self-checking power supply 2, so that the injury capability of the power supply socket 41 to electric shock personnel after electric shock is reduced.
The first electromagnet 33 is electrically connected in the conductive block 32, one end of the conductive block, which is far away from the power connection piece 31, is electrically connected with the self-checking power supply 2, the second electromagnet 34 is fixedly connected outside the I area and the IV area in the detection box 3, the second electromagnet 34 is electrically connected with the self-checking power supply 2 through a current transformer, the current transformer in the prior art is adopted, and when the power supply current of the self-checking power supply 2 for supplying power to the power supply switch 4 or the external switch 5 is sensed, the second electromagnet 34 is controlled to be conducted.
The first electromagnet 33 and the second electromagnet 34 are composed of an iron core and a coil wound outside the iron core, and after the first electromagnet 33 is electrified, the same-name magnetic poles of the first electromagnet and the second electromagnet are opposite, when the first electromagnet 33 is electrified with a large current, the second electromagnet 34 forms magnetic repulsion to the first electromagnet, the conducting block 32 is enabled to rotate away from the second electromagnet 34, and when the first electromagnet 33 is electrified with a low current, the magnetic attraction force of the second electromagnet 34 to the iron core is larger than the magnetic repulsion force to the first electromagnet 33, and the conducting block 32 is enabled to rotate close to the second electromagnet 34.
The principles of the present invention are now described as follows:
the method comprises the steps that firstly, a main switch in a distribution box 1 is started, a power supply switch 4 which is electrically connected with an indoor power supply socket 41 in the distribution box 1 in an initial state is not directly electrically connected with commercial power, but is electrically connected with a self-checking power supply 2 through a III-area and IV-area connecting piece 31 and a conducting block 32 in a detection box 3, the self-checking power supply 2 is connected with the commercial power through a transformer 21, the voltage of the self-checking power supply 2 is in a safe voltage range, and therefore electric shock accidents caused by the fact that children insert metal conductors into the power supply socket 41 curiously are avoided, the circuits of the self-checking power supply 2 and the power supply switch 4 only form current impact on the children through the energization of the metal conductors, so that hands of the children generate acupuncture feeling, remind and force the children to loose hands, prevent the children from continuously contacting with electric shock current, and further form effective protection for the curious children;
after a curious child looses his or her hands, if the metal conductor inserted into the power supply socket 41 still forms current conduction, a large short-circuit current is formed in the circuit at the moment, the first electromagnet 33 in the conductive block 32 in the circuit is electrified and forms a large magnetic field intensity, and the second electromagnet 34 directly electrically connected with the self-checking power supply 2 controls and conducts the second electromagnet 34 when the current transformer senses the power supply current of the self-checking power supply 2 for supplying power to the power supply switch 4 or the external switch 5;
the second electromagnet 34 forms a magnetic field which is opposite to the direction of the magnetic field of the first electromagnet 33, and forms magnetic repulsion to the first electromagnet 33, so that the conductive block 32 rotates away from the second electromagnet 34, the rotated conductive block 32 continues to rotate under the action of inertia and is electrically bridged on the electric connection pieces 31 in the II area and the III area in the detection box 3, the self-detection power supply 2 is disconnected from the electric connection of the power supply switch 4 and is electrically connected with the external switch 5, the power supply switch 4 is completely powered off at the moment, secondary electric shock caused by a metal conductor is avoided, meanwhile, the external switch 5 is powered on to enable the mark lamp 51 to be on, so that indoor personnel are reminded of the power supply socket 41 corresponding to the mark lamp 51 to be in a fault state, the indoor personnel can conveniently and actively remove obstacles and disconnect the external switch 5, the first electromagnet 33 is powered off at the moment, then the second electromagnet 34 is powered off under the action of the alternating current transformer, and the conductive block 32 naturally recovers to be in an electric contact state with the electric connection pieces 31 in the III area and the IV area under the action of gravity (ii) a
If a normal electric appliance is inserted into the power supply socket 41, the current in the circuit is small, at this time, the magnetic attraction force of the second electromagnet 34 to the iron core in the first electromagnet 33 is larger than the magnetic repulsion force to the first electromagnet 33, so that the conductive block 32 rotates and approaches to the second electromagnet 34, the rotated conductive block 32 continues to rotate under the inertia effect and is electrically bridged on the electric connection pieces 31 in the I area and the IV area in the detection box 3, and the power supply switch 4 is disconnected from the electric connection with the self-detection power supply 2 and is electrically connected with the commercial power, so that the electric appliance is supplied with the normal commercial power.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (4)
1. The utility model provides an anti-electric shock intelligence power supply system, includes block terminal (1), its characterized in that, install self-checking power (2) in block terminal (1), self-checking power (2) electric connection has transformer (21) and self-checking lamp (22), self-checking power (2) one end electric connection is kept away from in transformer (21) on the commercial power, self-checking power (2) electric connection has a plurality of detection box (3), divide into four regions along horizontal axis and vertical axis in detection box (3), wherein four regions are named I district, II district, III district and IV district in proper order according to four quadrants of plane rectangular coordinate system, all fixedly connected with electric connecting piece (31) in four regions are examined box (3) week side, and wherein adjacent electric connecting piece (31) insulating interval sets up, and the electric connecting piece (31) outside electric connection that is located I district is on the commercial power, and the electric connecting piece (31) outside electric connection that is located II district has external switch (5), the outer side of the electric connection piece (31) positioned in the area III is electrically connected with the self-checking power supply (2), and the power supply switch (4) is electrically connected with the self-checking power supply (2) through the electric connection pieces (31) in the area III and the area IV and the conductive block; the power supply switch (4) and the external display switch (5) are both installed in the distribution box (1), the power supply switch (4) is electrically connected with power supply sockets (41), the power supply sockets (41) are installed at all positions indoors, the external display switch (5) is electrically connected with mark lamps (51), and the mark lamps (51) are installed in the distribution box (1) and correspond to the power supply sockets (41) one by one;
the detection box is characterized in that a conductive block (32) is coaxially and rotatably connected in the detection box (3), the conductive block (32) is in sliding electrical contact with four electric connection pieces (31), a first electromagnet (33) is electrically connected in the conductive block (32), one end of the conductive block, which is far away from the electric connection pieces (31), is electrically connected with the self-detection power supply (2), a second electromagnet (34) is fixedly connected to the outer sides of the distinguishing interfaces of the I area and the IV area in the detection box (3), the second electromagnet (34) is electrically connected with the self-detection power supply (2) through a current transformer, and the current transformer is conducted when the self-detection power supply (2) is induced to supply power to the power supply switch (4) or the external switch (5);
the detection box (3) is cylindrical, the axis of the detection box is parallel to the horizontal direction, the electric connection pieces (31) are consistent with the curvature of the inner peripheral side of the detection box (3), the central angle of each conductive block (32) is smaller than 90 degrees, the conductive blocks (32) are connected with the adjacent electric connection pieces (31) in a bridging mode, and the conductive blocks (32) are connected with the electric connection pieces (31) in the areas II and III in the detection box (3) in a bridging mode initially under the action of gravity.
2. The intelligent power supply system for preventing electric shock as claimed in claim 1, wherein the transformer (21) adopts the prior art and controls the voltage of the self-test power supply (2) to be within the safe voltage range, namely less than 36V.
3. The intelligent power supply system capable of preventing electric shock as claimed in claim 1, wherein the self-checking lamp (22) is in a normally on state, and displays that the self-checking power supply (2) is in a normal working state; the sign lamp (51) is in a normally closed state, and displays that the corresponding power supply socket (41) is in a normal working state.
4. The intelligent power supply system for preventing electric shock as claimed in claim 1, wherein the first electromagnet (33) and the second electromagnet (34) are both composed of an iron core and a coil wound outside the iron core, and the like magnetic poles of the first electromagnet and the second electromagnet are opposite after the first electromagnet is electrified, wherein when the first electromagnet (33) is electrified at a low current, the magnetic attraction force of the second electromagnet (34) to the iron core is greater than the magnetic repulsion force of the first electromagnet (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011123258.2A CN112290415B (en) | 2020-10-20 | 2020-10-20 | Electric shock prevention intelligent power supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011123258.2A CN112290415B (en) | 2020-10-20 | 2020-10-20 | Electric shock prevention intelligent power supply system |
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| CN112290415A CN112290415A (en) | 2021-01-29 |
| CN112290415B true CN112290415B (en) | 2022-09-30 |
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| CN202011123258.2A Active CN112290415B (en) | 2020-10-20 | 2020-10-20 | Electric shock prevention intelligent power supply system |
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| CN101630864A (en) * | 2009-08-05 | 2010-01-20 | 徐多荣 | Power supply line breaking protection and alarm system and device thereof |
| CN203645012U (en) * | 2013-12-12 | 2014-06-11 | 贾慧雪 | Concealed multifunctional children socket |
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| CN112290415A (en) | 2021-01-29 |
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