CN216231255U - Automatic coding machine not easy to be affected by power failure - Google Patents
Automatic coding machine not easy to be affected by power failure Download PDFInfo
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- CN216231255U CN216231255U CN202122576681.4U CN202122576681U CN216231255U CN 216231255 U CN216231255 U CN 216231255U CN 202122576681 U CN202122576681 U CN 202122576681U CN 216231255 U CN216231255 U CN 216231255U
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Abstract
The utility model relates to an automatic coding machine that is difficult for receiving outage influence, it includes uninterrupted power supply subassembly and coding machine body, uninterrupted power supply subassembly and coding machine body electric connection, uninterrupted power supply subassembly includes battery and power supply switching circuit, power supply switching circuit includes change over switch and detection module, change over switch inserts the commercial power and is coupled in coding machine body, detection module is coupled in change over switch and is used for detecting whether change over switch inserts the commercial power, the battery inserts the commercial power and is coupled in change over switch, when change over switch inserts the commercial power, change over switch and battery are in the off-state, when change over switch does not insert the commercial power, detection module sends switching signal to change over switch so that change over switch intercommunication battery. The application has the effects of ensuring that the internal components and parts of the automatic coding machine cannot be damaged and the internal chip data cannot be lost due to sudden power supply stop, and prolonging the service life of the coding machine.
Description
Technical Field
The application relates to the field of automatic coding machines, in particular to an automatic coding machine which is not easily affected by power failure.
Background
At present, a common automatic coding machine is directly connected with mains supply, if the mains supply stops supplying power due to faults, the automatic coding machine is suddenly stopped without working voltage input, so that high voltage is easily generated in an inductance element in an internal circuit of the automatic coding machine instantly, the generated high voltage is easy to break through the internal element of the circuit, and the internal circuit is damaged; meanwhile, the interruption of power supply also easily causes the failure of normal charging of a capacitor element in an internal circuit of the automatic coding machine, and further causes the loss of data stored in an internal chip, thereby affecting the subsequent normal work of the automatic coding machine.
In view of the above-mentioned related technologies, the inventor believes that there is a defect that the power supply interruption has great damage to the internal circuit of the automatic coding machine, which may affect the service life of the automatic coding machine.
SUMMERY OF THE UTILITY MODEL
In order to guarantee to continue to input working power supply after the automatic coding machine power supply is interrupted, and then guarantee that internal circuit is not damaged, extension coding machine life, this application provides the automatic coding machine that is difficult for receiving the outage influence.
The application provides an automatic coding machine that is difficult for receiving outage influence adopts following technical scheme:
be difficult for receiving automatic coding machine of outage influence, including uninterrupted power source subassembly and coding machine body, uninterrupted power source subassembly with coding machine body electric connection, uninterrupted power source subassembly includes battery and power supply switching circuit, power supply switching circuit includes change over switch and detection module, change over switch inserts the commercial power and couple in coding machine body, detection module couple in change over switch is used for detecting whether change over switch inserts the commercial power, the battery inserts the commercial power and couple in change over switch works as when change over switch inserts the commercial power, change over switch with the battery is in the off-state, works as when change over switch does not insert the commercial power, detection module sends switching signal extremely change over switch so that change over switch intercommunication the battery.
By adopting the technical scheme, the interior of the change-over switch comprises two contacts, one contact is electrically coupled with a mains supply, and the other contact is coupled with a storage battery circuit; under normal conditions, a contact of the change-over switch coupled with the mains supply is closed, and the mains supply supplies power to the coding machine through the change-over switch; if the mains supply stops supplying power due to faults, the detection module detects that the mains supply does not have voltage output, the detection module controls the change-over switch to be instantly switched to the contact coupled with the storage battery circuit, and the storage battery circuit supplies power for the code printer through the change-over switch, so that the automatic code printer is guaranteed not to stop working due to sudden stop of mains supply, further, the automatic code printer is guaranteed not to damage internal components and lose internal chip data due to sudden stop of power supply, and the service life of the code printer is prolonged.
Optionally, the uninterruptible power supply further comprises a housing, and the uninterruptible power supply assembly is mounted inside the housing; the uninterruptible power supply assembly comprises a first relay KA1, and the first relay KA1 comprises a normally open contact switch KA 1-1; one end of a normally open contact switch KA1-1 of the first relay KA1 is coupled with the storage battery, and the other end of the normally open contact switch KA1-1 of the first relay KA1 is coupled with a temperature detection comparison circuit; the temperature detection comparison circuit comprises a temperature detection comparison module and a first switch module, the temperature detection comparison module is used for detecting the temperature in the shell and sending a temperature detection signal, and the temperature detection comparison module is provided with a temperature reference value so as to send a temperature comparison signal when the temperature detection signal is greater than the temperature reference value; the first switch module is coupled to the temperature detection and comparison module, and is also coupled to the fan, and outputs a first switch signal to the fan to control the fan to be powered on when the first switch module receives the temperature comparison signal.
By adopting the technical scheme, after the coil of the first relay KA1 is connected with the normally open contact switch KA1-1 in series, one end, far away from the coil of the first relay KA1, of the normally open contact switch KA1-1 is coupled with the temperature detection comparison circuit; if the mains supply is interrupted, the detection module controls the switch to be instantly switched to the contact coupled with the storage battery circuit, and the storage battery supplies power to the code printer through the switch; first relay KA1 control normally open contact switch KA1-1 is automatic closed, the battery provides the working electricity voltage for temperature detection comparison circuit simultaneously through first relay KA1, temperature detection comparison module detects the inside operational environment temperature of casing and compares with the temperature reference value, send temperature comparison signal when temperature detection signal is greater than the temperature reference value, first switch signal control fan work of output after temperature comparison signal is received to first switch module, the fan worker is as the cooling of uninterrupted power supply subassembly internal environment, and then can not lead to the high temperature to burn out the circuit because of the long-time work of uninterrupted power supply subassembly, extension automatic coding machine life.
Optionally, the temperature detection comparison module includes first resistance R1 and thermistor RT that is used for the output temperature detected signal, and the temperature reference value is first resistance R1's resistance, first resistance R1's the other end with ground connection behind the thermistor RT series connection, first resistance RT with thermistor RT's connected node coupling in first switch module is with output temperature comparison signal.
Through adopting above-mentioned technical scheme, rise when the inside temperature of casing, thermistor RT's resistance increases, and the produced temperature detected signal of thermistor RT increases, and when the temperature detected signal of thermistor RT rose to the temperature reference value that is greater than first resistance R1 output, first resistance R1 sent the temperature comparison signal to first switch module near the one end of thermistor RT.
Optionally, the first switch module includes a transistor Q1 and a second relay KA2, a base of the transistor Q1 is coupled to the connection node of the thermistor RT, an emitter of the transistor Q1 is grounded, and a collector of the transistor Q1 is coupled to a coil of the second relay KA 2; the second relay KA2 further comprises a normally open contact switch KA2-1, one end of the normally open contact switch KA2-1 of the second relay KA2 is coupled with the normally open contact switch KA1-1 of the first relay KA1, and the other end of the normally open contact switch KA2-1 of the second relay KA2 is grounded after the fans are connected in series.
Through adopting above-mentioned technical scheme, after the normally open contact switch KA1-1 of first relay KA1 is closed, the temperature detects comparator circuit and sends temperature comparison signal to first switch module, triode Q1's base receives temperature comparison signal after, triode Q1's collecting electrode and projecting pole switch on, second relay KA2 sends first switching signal and closes in order to control second relay KA 2's normally open contact switch KA2-1, the fan begins work and for the inside uninterrupted power source subassembly cooling of casing.
Optionally, a light emitting diode LED1 is coupled to an end of the coil of the second relay KA2 away from the transistor Q1, an anode of the light emitting diode LED1 is coupled to the normally open contact switch KA1-1 of the first relay KA1, and a cathode of the light emitting diode LED1 is coupled to a collector of the transistor Q1.
By adopting the technical scheme, after the base electrode of the triode Q1 receives the temperature comparison signal input by the temperature detection comparison module, the collector electrode and the emitter electrode of the triode Q1 are switched from off to on, and the light-emitting diode LED1 is switched on to lead the light-emitting diode LED1 to give out light and give an alarm, so as to prompt a user that the temperature of the working environment in the shell is increased at the moment and remind the user to take measures in time.
Optionally, the uninterruptible power supply assembly further includes a brightness detection comparison circuit, and the normally open contact switch KA1-1 of the first relay KA1 is coupled to one end of the temperature detection comparison circuit and is also coupled to the brightness detection comparison circuit; the brightness detection comparison circuit comprises a brightness detection comparison module and a second switch module, the brightness detection comparison module is used for detecting the brightness outside the shell and sending out a brightness detection signal, and the brightness detection comparison module is provided with a brightness reference value so as to send out a brightness comparison signal when the brightness detection signal is greater than the brightness reference value; the second switch module is coupled to the brightness detection price comparison module, and is also coupled to the bulb, and when receiving the brightness comparison signal, the second switch module outputs a second switch signal to the bulb to control the bulb to be powered on.
Through adopting above-mentioned technical scheme, first relay KA1 control normally open contact switch KA2-1 is automatic closed back, the battery passes through first relay KA1 simultaneously for the power supply of luminance detection comparison module, when casing external environment luminance reduces, luminance detection comparison module detects casing external environment luminance and sends the luminance detected signal, when luminance detected signal is greater than the luminance benchmark value, luminance detection comparison module output luminance comparison signal, second switch module receives and exports second switch signal control bulb after the luminance comparison signal and sends, provide the light source of operation coding machine for the user, convenience of customers operates.
Optionally, the brightness detection comparing module includes a second resistor R2 and a photo-resistor RG for outputting a brightness detection signal, a brightness reference value is a resistance value of the second resistor R2, one end of the second resistor R2 is coupled to the photo-resistor RG and then grounded, and a connection node of the second resistor R2 and the photo-resistor RG is coupled to the second switching module to output the brightness comparison signal.
Through adopting above-mentioned technical scheme, when casing outside luminance reduces, the resistance increase of photo resistance RG, the luminance detected signal that photo resistance RG output increases, and when the luminance detected signal of photo resistance RG rose to be greater than the luminance benchmark value that second resistance R2 output, second resistance R2 sent luminance comparison signal to second switch module in order to control the bulb to get electric.
Optionally, the second switch module includes a transistor Q2 and a third relay KA3, a base of the transistor Q2 is coupled to one end of the thermistor RT far from the ground to input a brightness comparison signal, an emitter of the transistor Q2 is grounded, and a collector of the transistor Q2 is coupled to a coil of the third relay KA3 to input an operating voltage; the third relay KA3 further comprises a normally open contact switch KA3-1, one end of the normally open contact switch KA3-1 of the third relay KA3 is coupled with the normally open contact switch KA1-1 of the first relay KA1 to input working voltage, and the other end of the normally open contact switch KA3-1 of the third relay KA3 is coupled with the bulb to output a second switch signal and control the bulb to be electrified.
By adopting the technical scheme, after the base electrode of the triode Q2 receives the brightness comparison signal, the collector electrode and the emitter electrode of the triode Q2 are conducted, the third relay KA3 controls the normally open contact switch KA3-1 of the third relay KA3 to be closed, the bulb starts to emit light, a light source is provided for a user to operate the code printer, and the operation of the user is facilitated.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the interior of the diverter switch comprises two contacts, one contact is electrically coupled with a mains supply, and the other contact is coupled with a storage battery circuit; under normal conditions, a contact of the change-over switch coupled with the mains supply is closed, and the mains supply supplies power to the coding machine through the change-over switch; if the mains supply stops supplying power due to faults, the detection module detects that the mains supply does not have voltage output, the detection module controls the change-over switch to be instantly switched to a contact coupled with the storage battery circuit, and the storage battery circuit supplies power to the code printer through the change-over switch, so that the automatic code printer is guaranteed not to stop working due to sudden stop of mains supply power supply, internal components and parts of the automatic code printer are guaranteed not to be damaged and internal chip data are not lost due to sudden stop of power supply, and the service life of the code printer is prolonged;
2. after a coil of the first relay KA1 is connected with the normally open contact switch KA1-1 in series, one end, away from the coil of the first relay KA1, of the normally open contact switch KA1-1 is coupled with the temperature detection comparison circuit; if the mains supply is interrupted, the detection module controls the switch to be instantly switched to the contact coupled with the storage battery circuit, and the storage battery supplies power to the code printer through the switch; the first relay KA1 controls the normally open contact switch KA1-1 to be automatically closed, the storage battery provides working electric voltage for the temperature detection comparison circuit through the first relay KA1, the temperature detection comparison module detects the temperature of the working environment in the shell and compares the temperature with a temperature reference value, when the temperature detection signal is larger than the temperature reference value, a temperature comparison signal is sent out, the first switch module outputs a first switch signal to control the fan to work after receiving the temperature comparison signal, the fan works as the internal environment of the uninterruptible power supply assembly to be cooled, the phenomenon that the temperature is too high and the circuit is burnt out due to long-time work of the uninterruptible power supply assembly is avoided, and the service life of the automatic coding machine is prolonged;
3. when the temperature in the shell rises, the resistance value of the thermistor RT increases, the temperature detection signal generated by the thermistor RT increases, and when the temperature detection signal of the thermistor RT rises to be larger than the temperature reference value output by the first resistor R1, one end, close to the thermistor RT, of the first resistor R1 sends a temperature comparison signal to the first switch module.
Drawings
FIG. 1 is a block diagram of an overall structure of an automatic coding machine, which is not susceptible to power failure in the embodiment of the present application.
FIG. 2 is a circuit diagram of a temperature detection comparison circuit of an automatic coding machine, which is not susceptible to power failure in the embodiment of the present application.
FIG. 3 is a circuit diagram of a brightness detection comparison module of an automatic coding machine, which is not susceptible to power failure in the embodiment of the present application.
Description of reference numerals: 1. an uninterruptible power supply assembly; 2. a detection module; 21. a temperature detection comparison module; 22. a first switch module; 31. a brightness detection comparison module; 32. and a second switch module.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses automatic coding machine that is difficult for receiving the outage influence.
Referring to fig. 1, an automatic code printer, which is not susceptible to power failure, includes a housing (not shown), an uninterruptible power supply assembly 1, and a code printer. The uninterruptible power supply assembly 1 is mounted inside the casing, the input end of the uninterruptible power supply assembly 1 is used for being coupled with the mains supply, and the output end of the uninterruptible power supply assembly 1 is coupled with the input end of the coding machine to provide the uninterruptible power supply. If the mains supply is normal, the working voltage is transmitted to the input end of the uninterruptible power supply assembly 1 from the mains supply, and the output end of the uninterruptible power supply assembly 1 transmits the working voltage to the code printer for code printing; if the mains supply stops suddenly, the working voltage is directly generated from the discontinuous power supply assembly 1 and is transmitted to the coding machine from the output end of the discontinuous power supply assembly 1 to code, so that when the mains supply is supplied with or without the working voltage, the coding machine can receive the working voltage to continue working, internal elements of the automatic coding machine are prevented from being damaged due to sudden stop of the power supply, and the service life of the coding machine is prolonged.
The uninterruptible power supply assembly 1 comprises a storage battery, a first relay KA1, a change-over switch, a detection module 2, a temperature detection comparison circuit and a brightness detection comparison module 31. The battery input end is coupled with the commercial power, the output of battery is coupled with first relay KA 1's input, first relay KA 1's output is coupled with change over switch, first relay KA 1's output is coupled with temperature detection comparison circuit and luminance detection comparison module 31 simultaneously, detection module 2 is coupled with change over switch in order to control change over switch, if the commercial power is normally supplied power, detection module 2 control change over switch, the commercial power switches on with change over switch and supplies power for the coding machine, if the commercial power outage, detection module 2 control change over switch, the battery, first relay KA1 switches on with change over switch and supplies power for the coding machine.
Referring to fig. 2, the temperature detection comparison circuit is used for detecting whether the temperature of the working environment inside the housing is normal or not, the temperature detection comparison circuit includes a temperature detection comparison module 21 and a first switch module 22, and both ends of the normally open contact switch KA1-1, which are far away from the coil, are coupled with the temperature detection comparison module 21 and the first switch module 22; the temperature detection and comparison module 21 is also coupled to the first switch module 22.
The temperature detection and comparison module 21 is configured to change the temperature of the working environment inside the housing into a temperature comparison signal, and transmit the temperature comparison signal to the first switch module 22, where the temperature detection and comparison module 21 includes a first resistor R1, one end of the first resistor R1 is coupled to one end of the normally-open contact switch KA1-1, which is away from the coil, and one end of the first resistor R1, which is away from the normally-open contact switch KA1-1, is coupled to a thermistor RT and then grounded; the end of the thermistor RT far from the ground is coupled to the first switch module 22, the first resistor R1 outputs a temperature reference value, the thermistor RT outputs a temperature detection signal, and the connection node between the thermistor RT and the first resistor R1 outputs a temperature comparison signal.
The first switch module 22 comprises an NPN triode Q1, one end of the thermistor RT far from the ground is coupled with an NPN triode Q1, the base of the NPN triode Q1 is coupled with one end of the thermistor RT far from the ground, the emitter of the NPN triode Q1 is grounded, and the collector of the NPN triode Q1 is connected in series with a second relay KA 2; an emitter of the NPN triode Q1 is coupled to a coil of the second relay KA2, one end of the coil of the second relay KA2, which is away from the NPN triode Q1, is coupled to the light emitting diode LED1, a cathode of the light emitting diode LDE1 is coupled to one end of the coil of the second relay KA2, which is away from the NPN triode Q1, and an anode of the light emitting diode LED1 is coupled to one end of the adjustable resistor RP1, which is away from the thermistor RT, through a fifth resistor R5.
The second relay KA2 comprises a normally open contact switch KA2-1, one end of the normally open contact switch KA2-1 is coupled with one end, away from the light emitting diode LED1, of the fifth resistor R5, the other end of the normally open contact switch KA2-1 is coupled with a sixth resistor R6, one end of the sixth resistor R6 is grounded, and one end, away from the ground, of the sixth resistor R6 is coupled with one end, away from the fifth resistor R5, of the normally open contact switch KA2-1 after being coupled with a fan.
Referring to fig. 3, the brightness detection comparison circuit is used for detecting the brightness of the working environment where the automatic coding machine is located, the brightness detection comparison circuit includes a brightness detection comparison module 31 and a second switch module 32, and one end of a normally open contact switch KA1-1, which is far away from a coil, is coupled with the brightness detection comparison module 31 and the second switch module 32; the brightness detection and comparison module 31 is also coupled to the second switch module 32.
The brightness detection and comparison module 31 is configured to convert a brightness signal of a working environment outside the housing into a brightness comparison signal, the brightness detection and comparison module 31 includes a second resistor R2, one end of the second resistor R2 is coupled to one end of the normally-open contact switch KA1-1 away from the coil, and one end of the second resistor R2 away from the normally-open contact switch KA1-1 is coupled to the photosensitive resistor RG and then grounded; one end of the light-sensitive resistor RG far away from the ground is coupled to the second switch module 32, the second resistor R2 outputs a brightness reference value, the light-sensitive resistor RG outputs a brightness detection signal, and the connection node of the second resistor R2 and the light-sensitive resistor RG outputs a brightness comparison signal.
The second switching module 32 includes an NPN transistor Q2, a base of the NPN transistor Q2 is coupled to an end of the photo resistor RG remote from ground, an emitter of the NPN transistor Q2 is grounded, a collector of the NPN transistor Q2 is coupled to a diode D1, an anode of the diode D1 is coupled to a collector of the NPN transistor Q2, and a cathode of the diode D1 is coupled to an end of the adjustable resistor RP2 remote from the photo resistor RG; the collector of the NPN triode Q2 is simultaneously coupled with a third relay KA 3; an emitter of the NPN transistor Q2 is coupled to a coil of the third relay KA3, and an end of the coil of the third relay KA3 remote from the NPN transistor Q2 is coupled to a cathode of the diode D1.
The third relay KA3 includes a normally open contact switch KA3-1, one end of the normally open contact switch KA3-1 is coupled to one end of the adjustable resistor RP2 away from the photoresistor RG, the other end of the normally open contact switch KA3-1 is coupled to an eleventh resistor R11, one end of the eleventh resistor R11 is grounded, and one end of the eleventh resistor R11 away from the ground is coupled to a bulb and then coupled to one end of the normally open contact switch KA3-1 away from the adjustable resistor RP 2.
The implementation principle of the automatic coding machine which is not easily affected by power failure in the embodiment of the application is as follows: if the mains supply is normal, the detection module 2 of the uninterruptible power supply assembly 1 controls the switch to be conducted with the mains supply, the mains supply provides working voltage for the code printer, no current passes between the uninterruptible power supply assembly 1 and the code printer, and the mains supply charges a storage battery of the uninterruptible power supply assembly 1; if the mains supply is interrupted, the detection module 2 controls the change-over switch to be switched over, the detection module is conducted with the storage battery, the storage battery provides working voltage for the code printer, current passes through the storage battery and the change-over switch, the first relay KA1 controls the normally-open contact switch KA1-1 to be closed, the temperature detection comparison circuit starts to detect whether the temperature of the working environment inside the shell is normal or not, and the brightness detection comparison module 31 starts to detect the brightness of the environment outside the shell.
If the temperature of the working environment in the shell is normal, the resistance value of the thermistor RT is unchanged, the temperature comparison signal output by the thermistor RT is unchanged, the temperature comparison signal received by the base electrode of the NPN triode Q1 is unchanged, and the collector and the emitter of the NPN triode Q1 are disconnected; when the storage battery continuously supplies power, the internal temperature of the shell rises, the resistance value of the thermistor RT increases, the temperature detection signal output by the thermistor RT increases, when the temperature detection signal is greater than a temperature reference value, the base of the NPN triode Q1 receives a temperature comparison signal, the temperature comparison signal causes the collector and the emitter of the NPN triode Q1 to be conducted, the light emitting diode LED1 emits light to prompt an alarm, meanwhile, the second relay KA2 controls the normally open contact switch KA2-1 to be closed and outputs a first switch signal, the fan is switched on and starts to operate, the fan provides heat dissipation for the uninterruptible power supply until the temperature of the working environment in the shell drops to the normal temperature, the resistance value of the thermistor RT decreases, the temperature detection signal decreases, when the temperature detection signal is less than the temperature reference value, the temperature comparison signal received by the base of the NPN triode Q1 is cut off, and the NPN triode Q1 is turned off, collector current of the NPN triode Q1 is reduced, the light emitting diode LED1 is extinguished, the second relay KA2 controls the normally open contact switch KA2-1 to be disconnected, and the fan stops working.
If the brightness of the working environment of the automatic coding machine is reduced, the resistance value of the photosensitive resistor RG is increased, the brightness detection signal output by the photosensitive resistor RG is increased, when the brightness reference value output by the second resistor R2 is smaller than the brightness detection signal, the base of the NPN triode Q2 receives the brightness comparison signal, the NPN triode Q2 is conducted, the collector current of the NPN triode Q2 is increased, the third relay KA3 controls the normally-open contact switch KA3-1 to be closed and outputs the second switch signal, the bulb is connected and emits light, and illumination is provided for the automatic coding machine. If the brightness of the working environment of the automatic coding machine is increased, the resistance value of the photosensitive resistor RG is reduced, the brightness detection signal output by the photosensitive resistor RG is reduced, when the brightness detection signal is smaller than the brightness reference value, the brightness comparison signal received by the base electrode of the NPN triode Q2 is cut off, the NPN triode Q2 is disconnected, the collector current of the NPN triode Q2 is reduced, the third relay KA3 controls the normally-open contact switch KA3-1 to be disconnected, and the bulb is turned off.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. Be difficult for receiving automatic coding machine that the outage influences, its characterized in that: including uninterrupted power source subassembly (1) and code printer body, uninterrupted power source subassembly (1) with code printer body electric connection, uninterrupted power source subassembly (1) includes battery and power supply switching circuit, power supply switching circuit includes change over switch and detection module (2), change over switch inserts the commercial power and is coupled in code printer body, detection module (2) are coupled in change over switch and be used for detecting whether change over switch inserts the commercial power, the battery inserts the commercial power and is coupled in change over switch, work as when change over switch inserts the commercial power, change over switch with the battery is in the off-state, works as when change over switch does not insert the commercial power, detection module (2) send switching signal extremely change over switch so that change over switch communicates the battery.
2. The automatic coding machine that is not easily influenced by outage of claim 1, characterized in that: the uninterruptible power supply assembly (1) is arranged in the shell; the uninterruptible power supply assembly (1) comprises a first relay KA1, and the first relay KA1 comprises a normally open contact switch KA 1-1; one end of a normally open contact switch KA1-1 of the first relay KA1 is coupled with the storage battery, and the other end of the normally open contact switch KA1-1 of the first relay KA1 is coupled with a temperature detection comparison circuit; the temperature detection comparison circuit comprises a temperature detection comparison module (21) and a first switch module (22), the temperature detection comparison module (21) is used for detecting the temperature inside the shell and sending a temperature detection signal, and the temperature detection comparison module (21) is provided with a temperature reference value so as to send the temperature comparison signal when the temperature detection signal is greater than the temperature reference value; the first switch module (22) is coupled to the temperature detection and comparison module (21), the first switch module (22) is further coupled to a fan, and when the first switch module (22) receives the temperature comparison signal, the first switch module outputs a first switch signal to the fan to control the fan to be powered on.
3. The automatic coding machine that is not easily influenced by outage of claim 2, characterized in that: the temperature detection comparison module comprises a first resistor R1 and a thermistor RT for outputting a temperature detection signal, the temperature reference value is the resistance value of the first resistor R1, the other end of the first resistor R1 is connected with the thermistor RT in series and then is grounded, and the first resistor RT is coupled with the connecting node of the thermistor RT to output a temperature comparison signal.
4. The automatic coding machine that is not easily influenced by outage of claim 3, characterized in that: the first switch module comprises a triode Q1 and a second relay KA2, the base electrode of the triode Q1 is coupled with the connection node of the thermistor RT, the emitting electrode of the triode Q1 is grounded, and the collector electrode of the triode Q1 is coupled with the coil of the second relay KA 2; the second relay KA2 further comprises a normally open contact switch KA2-1, one end of the normally open contact switch KA2-1 of the second relay KA2 is coupled with the normally open contact switch KA1-1 of the first relay KA1, and the other end of the normally open contact switch KA2-1 of the second relay KA2 is grounded after the fans are connected in series.
5. The automatic coding machine that is not easily influenced by outage of claim 4, characterized in that: a light emitting diode LED1 is coupled to an end of the coil of the second relay KA2, which is away from the transistor Q1, an anode of the light emitting diode LED1 is coupled to the normally open contact switch KA1-1 of the first relay KA1, and a cathode of the light emitting diode LED1 is coupled to a collector of the transistor Q1.
6. The automatic coding machine that is not easily influenced by outage of claim 3, characterized in that: the uninterruptible power supply assembly (1) further comprises a brightness detection comparison circuit, wherein a normally open contact switch KA1-1 of the first relay KA1 is coupled with one end of the temperature detection comparison circuit and is also coupled with the brightness detection comparison circuit; the brightness detection comparison circuit comprises a brightness detection comparison module (31) and a second switch module (32), wherein the brightness detection comparison module (31) is used for detecting the brightness outside the shell and sending out a brightness detection signal, and the brightness detection comparison module (31) is provided with a brightness reference value so as to send out a brightness comparison signal when the brightness detection signal is greater than the brightness reference value; the second switch module (32) is coupled to the brightness detection price comparison module, the second switch module (32) is coupled to a bulb at the same time, and when the second switch module (32) receives the brightness comparison signal, the second switch module outputs a second switch signal to the bulb to control the bulb to be powered on.
7. The automatic coding machine that is not easily influenced by outage of claim 6, characterized in that: the brightness detection comparison module (31) comprises a second resistor R2 and a photosensitive resistor RG for outputting a brightness detection signal, wherein the brightness reference value is the resistance value of the second resistor R2, one end of the second resistor R2 is coupled with the photosensitive resistor RG and then grounded, and the second resistor R2 is coupled with the connection node of the photosensitive resistor RG and is coupled with the second switch module (32) to output the brightness comparison signal.
8. The automatic coding machine that is not easily influenced by outage of claim 7, characterized in that: the second switch module (32) comprises a transistor Q2 and a third relay KA3, the base of the transistor Q2 is coupled with one end, far away from the ground, of the thermistor RT to input a brightness comparison signal, the emitter of the transistor Q2 is grounded, and the collector of the transistor Q2 is coupled with the coil of the third relay KA3 to input an operating voltage; the third relay KA3 further comprises a normally open contact switch KA3-1, one end of the normally open contact switch KA3-1 of the third relay KA3 is coupled with the normally open contact switch KA1-1 of the first relay KA1 to input working voltage, and the other end of the normally open contact switch KA3-1 of the third relay KA3 is coupled with the bulb to output a second switch signal and control the bulb to be electrified.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122576681.4U CN216231255U (en) | 2021-10-25 | 2021-10-25 | Automatic coding machine not easy to be affected by power failure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122576681.4U CN216231255U (en) | 2021-10-25 | 2021-10-25 | Automatic coding machine not easy to be affected by power failure |
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