CN211087679U - Electric bicycle ignition cause of formation demonstration appearance - Google Patents
Electric bicycle ignition cause of formation demonstration appearance Download PDFInfo
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- CN211087679U CN211087679U CN201921586667.9U CN201921586667U CN211087679U CN 211087679 U CN211087679 U CN 211087679U CN 201921586667 U CN201921586667 U CN 201921586667U CN 211087679 U CN211087679 U CN 211087679U
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- cigarette machine
- electric bicycle
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- open contact
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Abstract
The utility model discloses an electric bicycle ignition cause demonstration instrument, which comprises a console, wherein the console comprises an operating platform and a control circuit, the control circuit comprises a temperature sensor, an ignition simulation device and a load control module, wherein the temperature sensor is connected with a WK relay coil, and a normally open contact of a WK relay is connected with an alarm, so that when the temperature reaches an alarm value, the alarm is connected to give an alarm; the simulator that fires includes first cigarette machine and second cigarette machine, first cigarette machine and second cigarette machine parallel connection, and with the normally open contact series connection of J1 relay, by the switch-on of the first cigarette machine of normally open contact control of J1 relay and second cigarette machine, the switch-on of J1 relay coil and WK relay, by the switch-on of the normally open contact control J1 relay coil of WK relay. The utility model discloses not only can send the warning prompt tone, can carry out smog simulation and electric bicycle overload simulation moreover.
Description
Technical Field
The utility model belongs to the technical field of the circuit demonstration technique and specifically relates to an electric bicycle causes of a fire demonstration appearance.
Background
In recent years, electric bicycles have become a means of transportation for urban and rural residents to go out in short distance due to the characteristics of economy, convenience, environmental protection and the like. Meanwhile, electric bicycle fires happen frequently, the number of fires, casualties and property loss caused by the fires rises year by year, through researching the basic situation of the electric bicycle fires in recent years, the situation that the electric bicycle is frequently overloaded when in use is found, the current is very high, electric energy is converted into a large amount of energy in a short moment, the temperature of a wire is increased to 500-600 ℃ at a very high speed, even reaches 1000 ℃, so that an insulating layer of the wire and surrounding inflammable matters smoke, ignite and burn to form a fire accident, the propagation speed of the fire caused by short circuit is very high, the disastrous accident which is difficult to extinguish is formed in a short moment, the occurrence probability of the accidents is very high, and once the accident is formed, great loss is caused to personnel and property. The danger of the fire accident caused by overload of the electric bicycle is realized again, so that the correct use of the electric bicycle has important practical significance for strengthening prevention of residents and families. Research shows that the demonstration effect of the prior demonstration instrument is not ideal, and a more ideal product is difficult to find in the market. The event the utility model discloses research and development electric bicycle causes of a fire demonstration appearance provides the reference for electric bicycle conflagration hidden danger is rectified and is taken precautions against.
SUMMERY OF THE UTILITY MODEL
The utility model provides an electric bicycle causes of a fire demonstration appearance not only can send the warning prompt tone, can carry out smog simulation and electric bicycle overload simulation moreover to prior art not enough, the utility model provides an electric bicycle causes of a fire demonstration appearance.
The utility model provides a its technical problem take following technical scheme to realize:
an electric bicycle ignition cause demonstration instrument comprises a console, wherein the console comprises an operating platform and a control circuit, the control circuit comprises a temperature sensor, an ignition simulation device and a load control module, the temperature sensor is connected with a WK relay coil, and a normally open contact of a WK relay is connected with an alarm and used for switching on the alarm to give an alarm when the temperature reaches an alarm value; the fire starting simulation device comprises a first cigarette machine and a second cigarette machine, the first cigarette machine and the second cigarette machine are connected in parallel and are connected with a normally open contact of a J1 relay in series, the normally open contact of the J1 relay controls the connection of the first cigarette machine and the second cigarette machine, a J1 relay coil is connected with the normally open contact of the WK relay in series, the normally open contact of the WK relay controls the connection of a J1 relay coil, the J1 relay coil is connected, the normally open contact of the J1 relay is closed, and the fire starting simulation device is used for connecting the first cigarette machine and the second cigarette machine when the temperature reaches an alarm value and carrying out smoke simulation during fire starting; the load control module comprises a load increasing button, a load reducing button and a brake push rod, wherein the load increasing button and the load reducing button are electrically connected with the brake push rod.
Preferably, the operation platform comprises a voltmeter and an ammeter, the voltmeter is used for indicating the supply voltage of the storage battery, and the ammeter is used for indicating the supply current of the storage battery.
Preferably, the operating platform comprises a first binding post and a second binding post which are respectively used for simulating the positive pole and the negative pole of the storage battery, and the first binding post and the second binding post are connected through a conducting wire.
Preferably, the operation platform comprises a main switch and a first indicator light, the main switch is used for providing electric energy for the console, and the first indicator light is used for indicating the working state.
Preferably, a display is arranged on the operating platform and used for displaying the temperature.
Compared with the prior art, the embodiment of the utility model provides a following beneficial effect has been brought:
1. the control circuit comprises a temperature sensor and an alarm, the temperature sensor can detect the temperature in the electric bicycle, the alarm can send out alarm prompt tone, and when the temperature reaches an alarm value, the normally open contact of the WK relay is closed to be connected with the alarm to give an alarm.
2. The control circuit comprises a firing simulation device and a load control module, the firing simulation device can simulate smoke, the load control module can simulate overload of the electric bicycle, the load is increased, the friction plate can be pushed through the brake push rod, and then friction force between the friction plate and the electric bicycle tire is increased, and simulation of load increase is carried out.
3. The operating platform is provided with a first terminal and a second terminal which are respectively used for simulating the anode and the cathode of the storage battery, the first terminal and the second terminal are connected through a wire, the current gradually increases along with the increase of the load, the wire between the first terminal and the second terminal is burnt, and a wiring line between the anode and the cathode of the storage battery in the electric bicycle is simulated to be on fire.
4. The operation platform is provided with a display, so that real-time display of the temperature can be realized.
Drawings
FIG. 1 is a wiring diagram of the electric control of the device for demonstrating the cause of ignition of the electric bicycle;
fig. 2 is the structure schematic diagram of the operation platform in the electric bicycle ignition cause demonstration instrument.
In the figure: 1. a console; 2. an alarm; 3. a first indicator light; 4. a display; 5. a voltmeter; 6. an ammeter; 7. a master switch; 8. a first terminal post; 9. a second terminal; 10. a load increase button; 11. a load reduction button.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides an embodiment: an electric bicycle ignition cause demonstration instrument comprises a console 1, wherein the console 1 comprises an operation platform and a control circuit, the control circuit comprises a temperature sensor, an ignition simulation device and a load control module, the temperature sensor is connected with a WK relay coil, and a normally open contact of a WK relay is connected with an alarm 2 and used for connecting the alarm 2 to give an alarm when the temperature reaches an alarm value; the fire starting simulation device comprises a first cigarette machine and a second cigarette machine, the first cigarette machine and the second cigarette machine are connected in parallel and are connected with a normally open contact of a J1 relay in series, the normally open contact of the J1 relay controls the connection of the first cigarette machine and the second cigarette machine, a J1 relay coil is connected with the normally open contact of the WK relay in series, the normally open contact of the WK relay controls the connection of a J1 relay coil, the J1 relay coil is connected, the normally open contact of the J1 relay is closed, and the fire starting simulation device is used for connecting the first cigarette machine and the second cigarette machine when the temperature reaches an alarm value and carrying out smoke simulation during fire starting; the load control module comprises a load increasing button 10, a load reducing button 11 and a brake push rod, wherein the load increasing button 10 and the load reducing button 11 are electrically connected with the brake push rod; the operation platform comprises a voltmeter 5 and an ammeter 6, wherein the voltmeter 5 is used for indicating the power supply voltage of the storage battery; ammeter 6 is used for instructing the supply current of battery, operation platform includes first terminal 8 and second terminal 9, is used for simulating the anodal and negative pole of battery respectively, just be connected with the wire between first terminal 8 and the second terminal 9, operation platform includes master switch 7 and first pilot lamp 3, master switch 7 is used for providing the electric energy for control cabinet 1, first pilot lamp 3 is used for carrying out the operating condition instruction, the last display 4 that is equipped with of operation platform for carry out temperature display.
The working principle is as follows: the control circuit comprises a temperature sensor and an alarm 2, the temperature sensor can detect the temperature in the electric bicycle, the alarm 2 can give out an alarm prompt tone, and when the temperature reaches an alarm value, a normally open contact of the WK relay is closed to be communicated with the alarm 2 to give an alarm; the control circuit comprises a fire simulation device and a load control module, the fire simulation device can simulate smoke, the load control module can realize overload simulation of the electric bicycle, and load increase can be realized by pushing the friction plate through the brake push rod so as to increase the friction force between the friction plate and the electric bicycle tire and simulate load increase; the operating platform is provided with a first terminal 8 and a second terminal 9 which are respectively used for simulating the positive pole and the negative pole of the storage battery, the first terminal 8 and the second terminal 9 are connected through a conducting wire, the current is gradually increased along with the increase of the load, the conducting wire between the first terminal 8 and the second terminal 9 is burnt, and the ignition of a wiring line between the positive pole and the negative pole of the storage battery in the electric bicycle is simulated; the operation platform is provided with a display 4, so that real-time display of the temperature can be realized.
The demonstration instrument power supply is switched on, a main switch 7 on a control console 1 and a battery switch of the electric bicycle are turned on, a voltmeter 5 is used for indicating the power supply voltage of the storage battery, in the embodiment, the power supply voltage of the storage battery is kept unchanged for 48V which is constant all the time, an ammeter 6 is used for indicating the power supply current of the storage battery, a handle of the electric bicycle is rotated to be started for electricity, the numerical value of the ammeter 6 is increased, at the moment, the load is increased through a load increasing button 10 (the load is increased by pushing a friction plate through a brake push rod, so that the friction force between the friction plate and a tire of the electric bicycle is increased to simulate the load increase), the resistance increase of the electric bicycle causes overload (temperature rise) smoking, an alarm 2 buzzes to alarm when the temperature reaches a set alarm value, and.
Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the technical solution of the present invention, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: those skilled in the art can still modify or easily conceive of changes in the technical solutions described in the foregoing embodiments or make equivalent substitutions for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (5)
1. An electric bicycle ignition cause demonstration instrument comprises a console (1), and is characterized in that the console (1) comprises an operation platform and a control circuit, wherein the control circuit comprises a temperature sensor, an ignition simulation device and a load control module, the temperature sensor is connected with a coil of a WK relay, and a normally open contact of the WK relay is connected with an alarm (2) and used for connecting the alarm (2) to give an alarm when the temperature reaches an alarm value; the fire starting simulation device comprises a first cigarette machine and a second cigarette machine, the first cigarette machine and the second cigarette machine are connected in parallel and are connected with a normally open contact of a J1 relay in series, the normally open contact of the J1 relay controls the connection of the first cigarette machine and the second cigarette machine, a J1 relay coil is connected with the normally open contact of the WK relay in series, the normally open contact of the WK relay controls the connection of a J1 relay coil, the J1 relay coil is connected, the normally open contact of the J1 relay is closed, and the fire starting simulation device is used for connecting the first cigarette machine and the second cigarette machine when the temperature reaches an alarm value and carrying out smoke simulation during fire starting; the load control module comprises a load increasing button (10), a load reducing button (11) and a brake push rod, wherein the load increasing button (10) and the load reducing button (11) are electrically connected with the brake push rod.
2. An electric bicycle cause of fire demonstration instrument according to claim 1 characterized in that the operation platform comprises a voltmeter (5) and an ammeter (6), the voltmeter (5) is used for indicating the supply voltage of the battery, and the ammeter (6) is used for indicating the supply current of the battery.
3. The demonstration instrument for the cause of fire of the electric bicycle according to claim 1, wherein the operating platform comprises a first terminal (8) and a second terminal (9) which are used for simulating the positive pole and the negative pole of the storage battery respectively, and the first terminal (8) and the second terminal (9) are connected through a lead.
4. The demonstration instrument for the cause of fire of the electric bicycle according to claim 1, wherein the operation platform comprises a main switch (7) and a first indicator light (3), the main switch (7) is used for supplying electric energy to the console (1), and the first indicator light (3) is used for indicating the working state.
5. The demonstration instrument for the cause of fire of the electric bicycle according to claim 1, wherein the operation platform is provided with a display (4) for displaying temperature.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2018220417976 | 2018-12-06 | ||
| CN201822041797 | 2018-12-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211087679U true CN211087679U (en) | 2020-07-24 |
Family
ID=71645195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921586667.9U Active CN211087679U (en) | 2018-12-06 | 2019-09-23 | Electric bicycle ignition cause of formation demonstration appearance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211087679U (en) |
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2019
- 2019-09-23 CN CN201921586667.9U patent/CN211087679U/en active Active
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