CN220553236U - Electrical fault prevention and control demonstration device - Google Patents
Electrical fault prevention and control demonstration device Download PDFInfo
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- CN220553236U CN220553236U CN202321371136.4U CN202321371136U CN220553236U CN 220553236 U CN220553236 U CN 220553236U CN 202321371136 U CN202321371136 U CN 202321371136U CN 220553236 U CN220553236 U CN 220553236U
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- 230000002265 prevention Effects 0.000 title claims abstract description 25
- 230000001012 protector Effects 0.000 claims description 32
- 239000004020 conductor Substances 0.000 claims description 18
- 239000002184 metal Substances 0.000 claims description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 14
- 229910052799 carbon Inorganic materials 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000010892 electric spark Methods 0.000 claims description 4
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 230000007935 neutral effect Effects 0.000 claims 3
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000000007 visual effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
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Abstract
The utility model discloses an electric fault prevention and control demonstration device, which comprises a main switch, a main control circuit and a main control circuit, wherein the main switch is used for controlling the on-off of a main circuit of the device; the protection module is used for protecting the fault of the device main circuit; the gear switch is used for selecting and controlling the protection module to be connected into the main circuit of the device; the overload module is used for demonstrating the overload fault function of the device; the short circuit module is used for demonstrating the short circuit fault function of the device; the poor contact module is used for demonstrating the poor contact fault function of the device; the power module is used for switching on the main switch, the protection module, the gear switch, the overload module, the short circuit module and the poor contact module and providing a working power supply. The utility model vividly simulates common electric circuit faults of short circuit, overload and poor wire contact in electric equipment, reveals the harm of the electric circuit faults to users, displays the common electric fire prevention and control technology of families, and has the characteristics of simple operation, visual effect, safety, reliability and convenient use.
Description
Technical Field
The utility model relates to the technical field of electric fire research, in particular to an electric fault prevention and control demonstration device.
Background
With the progress and development of society, the electricity consumption of people in China is higher and higher, and people are more and more dependent on convenience brought by various electrical equipment. At present, the power loads of various cities are frequently created and raised, and faults can not be avoided when a plurality of devices are in overload operation for a long time, if the electrical faults are not discharged in time, the existing fire hazards are eliminated, the devices can be scrapped or even the electrical fire faults are caused, the harm is caused to people, and the irrecoverable consequences are obtained. Therefore, in order to ensure the life and property safety of people, the method has very important significance for analysis and demonstration study of electric fire faults.
However, the systematic summary and demonstration study of the electrical fire faults in the current stage of China is not comprehensive enough, the people's public is not strong enough to know the dangerousness of various electrical fires, and the people cannot timely make reflection and corresponding countermeasures when the electrical fire faults occur.
Therefore, the utility model provides an electric fault prevention and control demonstration device to solve the problems.
Disclosure of Invention
The utility model provides an electric fault prevention and control demonstration device which vividly simulates common electric circuit faults of short circuit, overload and poor wire contact in electric equipment, reveals the harm of the electric circuit faults to users, displays the common electric fire prevention and control technology of families, has the characteristics of simple operation, visual effect, safety, reliability and convenient use, and solves the problems in the prior art.
In order to achieve the above object, the present utility model provides the following technical solutions:
an electrical fault prevention and control demonstration device, comprising: the main switch is used for controlling the on-off of a main circuit of the device; the protection module is used for protecting the fault of the device main circuit; the gear switch is used for selecting and controlling the protection module to be connected into the main circuit of the device; the overload module is used for demonstrating the overload fault function of the device; the short circuit module is used for demonstrating the short circuit fault function of the device; the poor contact module is used for demonstrating the poor contact fault function of the device; the power module is used for switching on the main switch, the protection module, the gear switch, the overload module, the short circuit module and the poor contact module and providing a working power supply.
Preferably, the method further comprises: the total ammeter and the total indicator lamp are connected with the total switch, the total ammeter is used for displaying the current value of the bus line of the equipment, and the total indicator lamp is used for displaying the on state of the equipment; and the digital display thermometer is used for monitoring the temperature of the lead wire of the protection module.
Preferably, the protection module comprises a common air circuit breaker, a leakage protector and a current limiting protector, wherein the common air circuit breaker, the leakage protector and the current limiting protector are all arranged in a main circuit of the equipment to respectively perform overcurrent protection, leakage protection and current limiting protection on the equipment; the digital display thermometer comprises a thermometer I, a thermometer II and a thermometer III, wherein the thermometer I is connected with a main switch circuit, the thermometer II is connected with a leakage protector circuit, and the thermometer III is connected with a current-limiting protector circuit.
Preferably, the gear switch comprises a first gear, a second gear and a third gear, wherein the first gear is connected with a common air circuit breaker, the second gear is connected with a leakage protector, and the third gear is connected with a current limiting protector.
Preferably, the overload module includes: the system comprises first electric equipment, second electric equipment and third electric equipment, wherein the first electric equipment, the second electric equipment and the third electric equipment are connected in parallel; the two external sockets are connected with the first electric equipment, the second electric equipment and the third electric equipment in parallel; the first indicator lamp, the second indicator lamp and the third indicator lamp are respectively and correspondingly connected with the first electric equipment, the second electric equipment and the third electric equipment.
Preferably, the first electric device, the second electric device and the third electric device are bulbs, heating wires and motors respectively.
Preferably, the short circuit module comprises zero line, live wire and short circuit switch, zero line and live wire insert short circuit switch respectively, when closed short circuit switch, short circuit causes the short circuit between zero line and the live wire.
Preferably, the poor contact module is composed of a carbon rod, a metal conductor and a knob switch, wherein the metal conductor is arranged on the knob switch, and electric sparks are generated when the metal conductor contacts the carbon rod.
Preferably, one end of the carbon rod is a plane, and one end of the metal conductor is a sharp end face.
Preferably, the power module is composed of a power socket and a fuse, and the fuse is connected with the power socket.
Compared with the prior art, the utility model has the following beneficial effects:
the electric fault prevention and control demonstration device provided by the utility model vividly simulates common electric circuit faults of short circuit, overload and poor wire contact in electric equipment, reveals the harm of the electric circuit faults to users, displays the common electric fire prevention and control technology of families, and has the characteristics of simplicity in operation, visual effect, safety, reliability and convenience in use; meanwhile, through demonstration, electric fire prevention and control technicians and fire investigation personnel can know the occurrence process and cause of various electric fires, and technical basis is provided for prevention and control of electric fire faults.
Drawings
Fig. 1 is a schematic diagram of the overall structure of an electric fault prevention and control demonstration device of the present utility model.
In the figure: 1. a main switch; 2. a total ammeter; 3. a total indicator light; 4. a general air circuit breaker; 5. a leakage protector; 6. a current limiting protector; 7. a thermometer I; 8. a second thermometer; 9. a third thermometer; 10. a gear switch; 11. an electric device I; 12. electric equipment II; 13. third electric equipment; 14. an external socket; 15. an indicator lamp I; 16. an indicator lamp II; 17. an indicator lamp III; 18. a short circuit module; 19. a carbon rod; 20. a metal conductor; 21. a knob switch; 22. a power socket; 23. and a fuse.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1, the device for demonstrating electrical fault prevention and control provided by the utility model comprises: the main switch 1 is used for controlling the on-off of a main circuit of the device; the protection module is used for protecting the fault of the device main circuit; a gear switch 10 for selecting and controlling the protection module to be connected into the main circuit of the device; the overload module is used for demonstrating the overload fault function of the device; a short circuit module 18 for demonstrating device short circuit fault function; the poor contact module is used for demonstrating the poor contact fault function of the device; the power module is used for switching on the main switch 1, the protection module, the gear switch 10, the overload module, the short circuit module 18 and the poor contact module and providing working power. The power module consists of a power socket and a fuse, and the fuse is connected with the power socket.
Further comprises: the total ammeter 2 and the total indicator lamp 3 are connected with the total switch 1, the total ammeter 2 is used for displaying the total line current value of the equipment, and the total indicator lamp 3 is used for displaying the on state of the equipment; and the digital display thermometer is used for monitoring the temperature of the lead wire of the protection module.
The protection module comprises a common air circuit breaker 4, a leakage protector 5 and a current limiting protector 6, wherein the common air circuit breaker 4, the leakage protector 5 and the current limiting protector 6 are all arranged in a main circuit of the equipment to respectively perform overcurrent protection, leakage protection and current limiting protection on the equipment; the digital display thermometer comprises a first thermometer 7, a second thermometer 8 and a third thermometer 9, wherein the first thermometer 7 is connected with the main switch 1, the second thermometer 8 is connected with the leakage protector 5, and the third thermometer 9 is connected with the current-limiting protector 6.
The gear switch 10 comprises a first gear, a second gear and a third gear, wherein the first gear is connected with the common air circuit breaker 4, the second gear is connected with the leakage protector 5, and the third gear is connected with the current limiting protector 6; the normal air circuit breaker 4, the leakage protector 5 and the current limiting protector 6 are a normal air switch, a leakage protection air switch and a current limiting protection air switch, respectively.
The common air circuit breaker 4, the electric leakage protector 5 or the current limiting protector 6 are respectively selected to be connected to the circuit by toggling the gear switch 10, so that different protection effects are respectively achieved, the protection effects of the common air circuit breaker 4, the electric leakage protector 5 and the current limiting protector 6 on overload, short circuit and electric leakage faults of the electric circuit are disclosed to a user, and the user is guided to install a high protection-level circuit breaker in a household distribution box so as to avoid occurrence of electric fire faults.
The overload module includes: the first electric device 11, the second electric device 12 and the third electric device 13 are all connected in parallel; the two external sockets 14 are connected with the first electric equipment 11, the second electric equipment 12 and the third electric equipment 13 in parallel; the first indicator lamp 15, the second indicator lamp 16 and the third indicator lamp 17 are correspondingly connected with the first electric equipment 11, the second electric equipment 12 and the third electric equipment 13 respectively. The first electric device 11, the second electric device 12 and the third electric device 13 are bulbs, heating wires and motors respectively.
The numerical value changes of the indicator of the ammeter of the main switch 1 and the temperature of the lead are observed by starting the lamp bulbs, the heating wires and the number of motor electric equipment, and the more the number of electric appliances connected into an electric circuit is revealed to a user, the larger the current and the higher the temperature of the circuit are. In order to facilitate the disclosure of the risk of overload to the user, the overload module is provided with two external sockets 14, the external sockets 14 are connected in parallel with the bulb, the heating wire and the motor, and the user can also connect other extra high-power electric appliances with the external sockets 14 and access the circuit of the overload module, so that the overload phenomenon is more obvious.
The short circuit module 18 is composed of a zero line, a fire wire and a short circuit switch, wherein the zero line and the fire wire are respectively connected into the short circuit switch, when the short circuit switch is closed, short circuit is caused between the zero line and the fire wire, the current of the ammeter of the total switch 1 is increased instantaneously, and the current-limiting protection air switch is caused to trip. In addition, when a user places combustible materials such as cotton shoes between the zero line and the fire line, the phenomenon that the zero line and the fire line carbonize or ignite cotton wool can be observed, and the risk of igniting surrounding combustible materials due to a short circuit fault is revealed to the user.
The poor contact module consists of a carbon rod 19, a metal conductor 20 and a knob switch 21, wherein the metal conductor 20 is arranged on the knob switch 21, and electric spark is generated when the metal conductor 20 contacts the carbon rod 19. One end of the carbon rod 19 is a plane, and one end of the metal conductor 20 is a tip surface.
When the poor-contact module is not used, the metal conductor 20 is not connected with the carbon rod 19, and the poor-contact module is electrified; when the poor contact module is used, the knob switch 21 is adjusted to enable the metal conductor 20 to approach and contact the carbon rod 19, and as one end of the metal conductor 20 is a tip surface, when the tip of the metal conductor 20 approaches or contacts the carbon rod 19, an electric spark phenomenon can be generated due to poor contact between the tip of the metal conductor 20 and the carbon rod, and the risk of poor contact is revealed to a user.
In summary, the electric fault prevention and control demonstration device provided by the utility model vividly simulates common electric circuit faults of short circuit, overload and poor wire contact in electric equipment, reveals the harm of the electric circuit faults to users, displays the common electric fire prevention and control technology of families, and has the characteristics of simple operation, visual effect, safety, reliability and convenient use; meanwhile, through demonstration, electric fire prevention and control technicians and fire investigation personnel can know the occurrence process and cause of various electric fires, and technical basis is provided for prevention and control of electric fire faults.
The foregoing description of specific exemplary embodiments of the utility model has been presented for the purpose of illustration and description, but it is not intended to limit the utility model to the precise form disclosed, and it is apparent that many changes and modifications may be made in accordance with the above teachings, and while embodiments of the utility model have been shown and described, this specific embodiment is merely illustrative of the utility model and not restrictive, the particular features, structures, materials, or characteristics described may be combined in any one or more embodiments or examples in a suitable manner, the exemplary embodiments being selected and described for the purpose of explaining the specific principles of the utility model and its practical application, so that modifications, substitutions, variations, and various other changes may be made to the embodiments without creatively departing from the principles and spirit of the utility model as desired by those skilled in the art without departing from the scope of the patent claims.
Claims (10)
1. An electrical fault prevention and control demonstration device, comprising: the main switch (1) is used for controlling the on-off of a main circuit of the device; the protection module is used for protecting the fault of the device main circuit; a gear switch (10) for selecting and controlling the protection module to be connected into the main circuit of the device; the overload module is used for demonstrating the overload fault function of the device; a short circuit module (18) for demonstrating device short circuit fault function; the poor contact module is used for demonstrating the poor contact fault function of the device; the power module is used for switching on the main switch (1), the protection module, the gear switch (10), the overload module, the short circuit module (18) and the poor contact module and providing working power.
2. The electrical fault protection presentation device of claim 1, further comprising: the device comprises a total ammeter (2) and a total indicator lamp (3), wherein the total ammeter (2) and the total indicator lamp (3) are connected with a total switch (1), the total ammeter (2) is used for displaying a device bus line current value, and the total indicator lamp (3) is used for displaying the on state of the device; and the digital display thermometer is used for monitoring the temperature of the lead wire of the protection module.
3. The electric fault prevention and control demonstration device according to claim 2, wherein the protection module comprises a common air circuit breaker (4), a leakage protector (5) and a current limiting protector (6), wherein the common air circuit breaker (4), the leakage protector (5) and the current limiting protector (6) are all arranged in a main circuit of equipment to respectively perform overcurrent protection, leakage protection and current limiting protection on the equipment; the digital display thermometer comprises a first thermometer (7), a second thermometer (8) and a third thermometer (9), wherein the first thermometer (7) is connected with the main switch (1) in a circuit manner, the second thermometer (8) is connected with the leakage protector (5) in a circuit manner, and the third thermometer (9) is connected with the current-limiting protector (6) in a circuit manner.
4. An electric fault prevention and control demonstration device according to claim 3, characterized in that the gear switch (10) comprises a first gear, a second gear and a third gear, wherein the first gear is connected with a common air circuit breaker (4), the second gear is connected with a leakage protector (5), and the third gear is connected with a current limiting protector (6).
5. The electrical fault protection presentation device of claim 1, wherein the overload module comprises: the system comprises first electric equipment (11), second electric equipment (12) and third electric equipment (13), wherein the first electric equipment (11), the second electric equipment (12) and the third electric equipment (13) are connected in parallel; the two external sockets (14) are connected in parallel with the first electric equipment (11), the second electric equipment (12) and the third electric equipment (13); the first indicator lamp (15), the second indicator lamp (16) and the third indicator lamp (17), wherein the first indicator lamp (15), the second indicator lamp (16) and the third indicator lamp (17) are respectively and correspondingly connected with the first electric equipment (11), the second electric equipment (12) and the third electric equipment (13).
6. The device of claim 5, wherein the first electric device (11), the second electric device (12) and the third electric device (13) are a bulb, a heating wire and a motor, respectively.
7. An electrical fault prevention and control presentation device according to claim 1, characterized in that the short-circuit module (18) consists of a neutral wire, a live wire and a short-circuit switch, the neutral wire and the live wire being connected to the short-circuit switch respectively, and when the short-circuit switch is closed, a short circuit between the neutral wire and the live wire causes a short circuit.
8. The electrical fault prevention and control demonstration device according to claim 1, wherein the poor contact module is composed of a carbon rod (19), a metal conductor (20) and a knob switch (21), wherein the metal conductor (20) is mounted on the knob switch (21), and an electric spark is generated when the metal conductor (20) contacts the carbon rod (19).
9. An electric fault prevention and control demonstration device according to claim 8, characterized in that one end of the carbon rod (19) is a plane, and one end of the metal conductor (20) is a tip face.
10. The electrical fault protection and control presentation device of claim 1, wherein the power module comprises a power outlet and a fuse, the fuse being connected to the power outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321371136.4U CN220553236U (en) | 2023-06-01 | 2023-06-01 | Electrical fault prevention and control demonstration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321371136.4U CN220553236U (en) | 2023-06-01 | 2023-06-01 | Electrical fault prevention and control demonstration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220553236U true CN220553236U (en) | 2024-03-01 |
Family
ID=90009787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321371136.4U Active CN220553236U (en) | 2023-06-01 | 2023-06-01 | Electrical fault prevention and control demonstration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220553236U (en) |
-
2023
- 2023-06-01 CN CN202321371136.4U patent/CN220553236U/en active Active
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