CN217769465U - Intelligent leakage protection equipment based on electromagnetic isolation technology - Google Patents
Intelligent leakage protection equipment based on electromagnetic isolation technology Download PDFInfo
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- CN217769465U CN217769465U CN202221791821.8U CN202221791821U CN217769465U CN 217769465 U CN217769465 U CN 217769465U CN 202221791821 U CN202221791821 U CN 202221791821U CN 217769465 U CN217769465 U CN 217769465U
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- cabinet body
- current sensor
- main part
- leakage protection
- control switch
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Abstract
The utility model discloses an intelligence earth-leakage protection equipment based on electromagnetic isolation technique, belong to earth-leakage protection equipment technical field, an intelligence earth-leakage protection equipment based on electromagnetic isolation technique, the intelligent cabinet comprises a cabinet body, positive one side of the cabinet body is rotated and is connected with the work door, be equipped with the handle on the work door, the vent has been seted up to the left and right sides of the cabinet body, vent internally mounted has the dust screen, the top of the cabinet body is fixed with the weather shield, the inside upper end surface of the cabinet body is equipped with the main part, be equipped with first current sensor in the main part, be fixed with control switch on the left side inner wall of the cabinet body, it can realize when the electric leakage appears in main part internal circuit, carry out the auto-power-off to the main part inside and handle, avoid the inside component of equipment to cause the damage under the electric leakage condition, and can indicate relevant staff, remind timely coming the scene of relevant staff to handle, can warn personnel around simultaneously, let personnel keep away from around, avoid appearing the incident.
Description
Technical Field
The utility model relates to an earth leakage protection equipment technical field, more specifically say, relate to an intelligence earth leakage protection equipment based on electromagnetic isolation technique.
Background
The power equipment is a power production and consumption system which consists of links of power generation, power transmission, power transformation, power distribution, power utilization and the like. The primary energy in the nature is converted into electric power by a power generation device, and then the electric power is supplied to each user through power transmission, power transformation and power distribution.
Some incident often can appear at the in-process of electrical equipment operation at present, current electrical equipment when the electric leakage condition appearing, the staff probably can not in time or discover the circuit business turn over of equipment and present trouble, cause the incident easily, simultaneously when the incident appears and the staff does not have the detection at electrical equipment, can not indicate to relevant staff and personnel on every side, arouse bigger accident easily, consequently, we provide an intelligence earth leakage protection equipment based on electromagnetic isolation technique.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
To the problem that exists among the prior art, the utility model aims to provide an intelligence earth leakage protection equipment based on electromagnetism isolation technology can realize when the electric leakage appears in main part internal circuit, carry out the auto-power-off to the main part is inside to be handled, avoid the inside component of equipment to cause the damage under the electric leakage condition, and can indicate relevant staff, remind relevant staff timely coming the scene to handle, can warn personnel on every side simultaneously, let personnel on every side keep away from, avoid appearing the incident.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
The utility model provides an intelligence earth-leakage protection equipment based on electromagnetic isolation technique, includes the cabinet body, positive one side of the cabinet body is rotated and is connected with the work door, be equipped with the handle on the work door, the vent has been seted up to the left and right sides of the cabinet body, vent internally mounted has the dust screen, the top of the cabinet body is fixed with the weather shield, the inside upper end surface of the cabinet body is equipped with the main part, be equipped with a current sensor in the main part, be fixed with control switch on the left side inner wall of the cabinet body, the inside outage subassembly that is equipped with of control switch, a current sensor's both ends are respectively in main part and outage subassembly electric connection, the inside top and the outside upper end fixed surface of main part have the early warning subassembly.
Furthermore, an isolation transformer is arranged between the primary side circuit and the secondary side circuit in the internal circuit of the main body.
Further, the early warning assembly comprises a second current sensor and a warning lamp, the second current sensor is electrically connected with the control switch, the warning lamp is installed on the top of the outer portion of the main body and located below the rain baffle, and the warning lamp is electrically connected with the second current sensor.
Further, the outage subassembly includes plug-in strip, magnet, conduction piece, coil magnetic field, the plug-in strip is installed in control switch's inside, the center department and the main part electric connection of plug-in strip, magnet is fixed in the bottom of plug-in strip, the conduction piece is installed in control switch and is located the top department of plug-in strip, conduction piece and main part electric connection, coil magnetic field is installed in control switch's inside it is located magnet under, coil magnetic field and first current sensor electric connection.
3. Advantageous effects
Compared with the prior art, the beneficial effects of the utility model are as follows:
(1) This scheme is in the use, first current sensor can carry out real-time supervision to the electric current in the main part internal circuit, when the electric leakage appears in the inside circuit of main part, the last electric current increase of first current sensor, thereby make the magnetic force increase in the coil magnetic field, the magnetic force increase in coil magnetic field can adsorb magnet, it rotates to drive the plug-in strip, make the top and the conduction piece separation of plug-in strip, thereby realize cutting off the power supply to the main part, the phenomenon that causes the damage to main part internal element when avoiding the inside electric leakage of main part takes place.
(2) This scheme is in the use, and second current sensor can carry out real-time supervision to the electric current of process on the plug-in strip, when the plug-in strip cuts off the power supply to the main part, the electric current on the second current sensor can increase suddenly, and second current sensor can give the terminal with information transmission, reminds relevant staff timely coming the scene to maintain the main part, and second current sensor can control the warning light and flash simultaneously, and personnel keep away from around the warning, avoid appearing the incident.
(3) This realization is novel, according to among the electromagnetic isolation technique, the circuit structure principle of wave filter is confirmed according to the impedance of required insertion loss and wave filter both ends circuit to electromagnetic interference filtering to carry out real-time detection to electric current in the circuit, so that carry out intelligent electric leakage protection to power equipment, the phenomenon that current appears disorderly or the electric leakage in preventing the circuit takes place.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
fig. 3 is a schematic view of the knife blade of the present invention in an off state;
fig. 4 is a schematic structural view of the isolation transformer of the present invention;
fig. 5 is a schematic diagram of a second current sensor connection circuit according to the present invention.
The reference numbers in the figures illustrate:
1. a cabinet body; 101. a vent; 102. a dust screen; 2. a working door; 201. a handle; 3. a rain shield; 4. a main body; 401. a primary side; 402. a secondary side; 5. a first current sensor; 6. a control switch; 7. an isolation transformer; 8. a second current sensor; 9. a warning light; 10. a knife switch; 11. a magnet; 12. a conductive sheet; 13. a coil magnetic field.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
please refer to fig. 1-5, an intelligent leakage protection device based on electromagnetic isolation technology, including the cabinet body 1, the positive one side of the cabinet body 1 is rotated and is connected with the work door 2, be equipped with the handle 201 on the work door 2, vent 101 has been seted up to the left and right sides of the cabinet body 1, vent 101 internally mounted has dust screen 102, the top of the cabinet body 1 is fixed with weather shield 3, the inside upper end surface of the cabinet body 1 is equipped with main part 4, be equipped with first current sensor 5 on the main part 4, be fixed with control switch 6 on the left side inner wall of the cabinet body 1, the inside outage subassembly that is equipped with of control switch 6, the both ends of first current sensor 5 are respectively in main part 4 and outage subassembly electric connection, the inside top and the outside upper end surface of main part 4 are fixed with the early warning subassembly.
Referring to fig. 4, an isolation transformer 7 is disposed between the primary side 401 and the secondary side 402 in the internal circuit of the main body 4, the isolation transformer 7 can isolate the electricity on the primary side 401 and the secondary side 402, and simultaneously eliminate the interference when the internal circuit of the main body 4 conducts, and the primary side 401, the secondary side 402 and the isolation transformer 7 determine the stability of the current according to the impedance between the circuits, and determine it, so as to send out a warning signal to the first current sensor 5 and the second current sensor 8 in real time (in this technology, according to the existing electromagnetic isolation technology, the electromagnetic interference filter is generated according to the required insertion loss and the impedance of the circuits at two ends of the filter to determine the circuit structure principle of the filter, so as to identify the stability of the current in the circuit), thereby maintaining the normal flow of the current in the main body 4.
Referring to fig. 2, the early warning assembly includes a second current sensor 8, a warning light 9, the second current sensor 8 is electrically connected to the control switch 6, the warning light 9 is installed on the top of the main body 4 and located below the rain baffle 3, the warning light 9 is electrically connected to the second current sensor 8, the current on the control switch 6 can be monitored in real time through the second current sensor 8, when the control switch 6 changes, the second current sensor 8 can control the warning light 9 to flash, people around the warning keep away from, and safety accidents are avoided.
Referring to fig. 3, the power-off assembly includes a switch blade 10, a magnet 11, a conducting strip 12, and a coil magnetic field 13, the switch blade 10 is installed inside the control switch 6, the center of the switch blade 10 is electrically connected to the main body 4, the magnet 11 is fixed to the bottom of the switch blade 10, the conducting strip 12 is installed in the control switch 6 and located at the top end of the switch blade 10, the conducting strip 12 is electrically connected to the main body 4, the coil magnetic field 13 is installed inside the control switch 6 and located right below the magnet 11, and the coil magnetic field 13 is electrically connected to the first current sensor 5, when a current leaks inside the main body 4, the magnetism of the coil magnetic field 13 increases, the attraction to the magnet 11 increases, thereby driving the switch blade 10 to rotate, so that the switch blade 10 is separated from the conducting strip 12, thereby performing a power-off process on the inside the main body 4, and avoiding a phenomenon that internal components of the main body 4 are damaged when a current leaks inside the main body 4.
In the use process of the scheme, when the main body 4 is in normal operation, the primary side 401 and the secondary side 402 circuits and the isolation transformer 7 determine the stability of the current according to the impedance between the circuits, it is judged to send out warning signals to the first current sensor 5 and the second current sensor 8 in real time (in the prior art, electromagnetic interference filtering is generated according to the circuit structure principle of the filter determined by the required insertion loss and the impedance of the circuit at two ends of the filter so as to identify the stability of the current in the circuit), wherein the first current sensor 5 monitors the current on the internal circuit of the main body 4 in real time, and the isolation transformer 7 completely isolates the electricity on the primary side 401 and the secondary side 402 inside the main body 4, meanwhile, the interference in the conduction process on the internal circuit of the main body 4 can be eliminated, so that the circuit transmission can normally operate, when the electric leakage occurs in the internal circuit of the main body 4, the current on the first current sensor 5 is increased, so that the magnetism of the coil magnetic field 13 is continuously increased under the action of the current conduction, the attraction force to the magnet 11 is continuously increased so as to drive the switch blade 10 to rotate, and the switch blade 10 is separated from the conducting piece 12, thereby realizing the power-off treatment of the circuit inside the main body 4, avoiding the circuit inside the main body 4 from being damaged under the condition of electric leakage, when the switch blade 10 rotates to cut off the power inside the main body 4, the current on the second current sensor 8 will increase, the second current sensor 8 will transmit information to the terminal, so as to remind the relevant staff to come to the site to repair the main body 4 in time, meanwhile, the second current sensor 8 can control the warning lamp 9 to flicker, people around the warning lamp are warned to keep away, and safety accidents are avoided.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (4)
1. The utility model provides an intelligence earth-leakage protection equipment based on electromagnetism isolation technology, includes the cabinet body (1), its characterized in that: the utility model discloses a cabinet, including the cabinet body, the cabinet body is characterized in that positive one side of the cabinet body (1) is rotated and is connected with work door (2), be equipped with handle (201) on work door (2), vent (101) have been seted up to the left and right sides of the cabinet body (1), vent (101) internally mounted has dust screen (102), the top of the cabinet body (1) is fixed with weather shield (3), the inside upper end surface of the cabinet body (1) is equipped with main part (4), be equipped with first current sensor (5) on main part (4), be fixed with control switch (6) on the left side inner wall of the cabinet body (1), the inside outage subassembly that is equipped with of control switch (6), the both ends of first current sensor (5) are respectively in main part (4) and outage subassembly electric connection, the inside top and the outside upper end fixed surface of main part (4) have the early warning subassembly.
2. An intelligent earth leakage protection device based on electromagnetic isolation technology as claimed in claim 1, characterized in that: an isolation transformer (7) is arranged between the primary side (401) and the secondary side (402) in the internal circuit of the main body (4).
3. An intelligent earth leakage protection device based on electromagnetic isolation technology as claimed in claim 1, characterized in that: the early warning assembly comprises a second current sensor (8) and a warning lamp (9), the second current sensor (8) is electrically connected with the control switch (6), the warning lamp (9) is installed on the top end of the outer portion of the main body (4) and located below the rain baffle (3), and the warning lamp (9) is electrically connected with the second current sensor (8).
4. An intelligent earth leakage protection device based on electromagnetic isolation technology as claimed in claim 1, characterized in that: the outage assembly comprises a switch blade (10), a magnet (11), a conducting piece (12) and a coil magnetic field (13), the switch blade (10) is installed in the control switch (6), the center of the switch blade (10) is electrically connected with a main body (4), the magnet (11) is fixed at the bottom of the switch blade (10), the conducting piece (12) is installed in the control switch (6) and located at the top end of the switch blade (10), the conducting piece (12) is electrically connected with the main body (4), the coil magnetic field (13) is installed in the control switch (6) and located under the magnet (11), and the coil magnetic field (13) is electrically connected with a first current sensor (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221791821.8U CN217769465U (en) | 2022-07-11 | 2022-07-11 | Intelligent leakage protection equipment based on electromagnetic isolation technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221791821.8U CN217769465U (en) | 2022-07-11 | 2022-07-11 | Intelligent leakage protection equipment based on electromagnetic isolation technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217769465U true CN217769465U (en) | 2022-11-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221791821.8U Active CN217769465U (en) | 2022-07-11 | 2022-07-11 | Intelligent leakage protection equipment based on electromagnetic isolation technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217769465U (en) |
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2022
- 2022-07-11 CN CN202221791821.8U patent/CN217769465U/en active Active
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