CN205871503U - Realize ink horn and exempt from to pull out device and print system who inserts function - Google Patents
Realize ink horn and exempt from to pull out device and print system who inserts function Download PDFInfo
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- CN205871503U CN205871503U CN201620697832.8U CN201620697832U CN205871503U CN 205871503 U CN205871503 U CN 205871503U CN 201620697832 U CN201620697832 U CN 201620697832U CN 205871503 U CN205871503 U CN 205871503U
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- 230000006870 function Effects 0.000 claims description 32
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- Ink Jet (AREA)
Abstract
The utility model discloses a printing field, concretely relates to realizes the ink horn for one kind and exempts from to pull out device, system and the application method who inserts the function. The utility model discloses a can realize through following technical scheme: a realize the ink horn and exempt from to pull out the device of inserting the function, contains the connection port who is connected with the printer, the safety certificate chip, with the power supply unit that the safety certificate chip links to each other, power supply unit is used for when reseing, for the safety certificate chip provides the operation required electric quantity, the logic control device still contains data comparer, data comparer be used for judging data that the printer write in into with whether the data among the storage device are unanimous, resetting means. The utility model aims at providing a realizing the ink horn and exempting from to pull out device and the application method who inserts the function, the chip is independent with the ink horn separation, and external with printer body, it resets to possess refreshes and authentication function for the ink horn can recycle and also avoid the plug, and can use the commercial inkjet field at big breadth.
Description
Technical field
This utility model is printing field, is specifically related to a kind of device realizing print cartridge insertion free function and print system.
Background technology
Along with popularizing of office automation, printing device has been indispensable equipment in office activity, printed
Cheng Zhong, needs printer host and the consumptive material such as print cartridge etc.At present consumptive material be commonly used chip as the information of consumptive material and
The medium of usage amount, the print cartridges structure announced such as the Chinese utility model patent of Publication No. CN 105564039 A, chip
Corresponding with print cartridge, it is arranged on print cartridge, chip have recorded the type information of print cartridge, authentication information and ink amount information, when in print cartridge
Ink when, chip can be written into ink total number evidence, it is impossible to follows bad use, on the one hand, add the use cost of user,
On the other hand, most print cartridge all have employed plastic material, it is difficult to degraded, also result in certain burden to environment.
Ye You manufacturer employs the ink-jet printer announced such as the Chinese patent document of Publication No. CN2573231Y can
Continue ink-feeding device, but owing to chip is arranged on print cartridge, need during this print cartridge is plugged, so that beat
Print machine carries out initialization operation, checking and digital independent again to print cartridge, or needs to open printer box, manually to print cartridge
Carrying out refreshing reset operation, such mode of operation has following impact, and first, frequent plug print cartridge or replacing chip can be lost
The probe portion of printer so that ink box chip and probe loose contact or short circuit and cause printer communication mistake, damage
Consumption shower nozzle part causes nozzle misalignment to cause printing effect the best, thus shortens the service life of printer, and the volume of generation
Outer high maintenance cost also have impact on the using effect of user；Secondly, during print cartridge plug, the most easily occur that ink leak is existing
As, thus pollute and easily damage printer miscellaneous part；Again, print cartridge or the process of maintenance printer are frequently being changed
In, the most not using printer, nozzle can result in blockage due to the moisture evaporation coagulation of residual ink.
On the other hand, the sustainable ink feed techniques chip of prior art is often arranged on print cartridge, owing to chip designs
Reason and size reason, only can be used in small breadth printer field, and ink capacity is limited, and application also has its limitation, significantly
Chip corresponding to the printer in face is difficult to be mounted on print cartridge by same technology, causes such sustainable ink supply skill
Art is difficult with in the commercial ink-jet field of large format.
Utility model content
The purpose of this utility model is to provide a kind of device realizing print cartridge insertion free function and print system, chip and ink
Box separates independent, external with printer body, possesses reset and refreshes and authentication function so that print cartridge can recycle and also avoid
Plug, and the commercial ink-jet field at large format can be used.
Above-mentioned technical purpose of the present utility model has the technical scheme that one realizes print cartridge and exempts to pull out
The device of plugging function, comprises
The connectivity port being connected with printer；
The safety certification chip being connected with described connectivity port, described safety certification chip comprises storage device and logic control
Device processed, described storage device is used for storing state segment data, and described logic control device is used for receiving, process printer sends
Order, the data in described storage device are written and read；
The supply unit being connected with described safety certification chip, described supply unit is for when resetting, for described safety
Trusted authentication chip provides the electricity needed for running；
Described logic control device also comprises data comparison means, and described data comparison means is used for judging that printer writes
Data the most consistent with the data in described storage device；
Resetting means, described resetting means refreshes for carrying out the data in described storage device resetting.
It is an external device that this kind realizes the device of print cartridge insertion free function, and whole device is all external in printer, and
Unlike in conventional, prior art, chip is arranged on print cartridge.
In the present case, being connected on outside printer main body outside whole device, this kind realizes on the device of print cartridge insertion free function
Including entity connectivity port, described connectivity port can be connected by winding displacement with the mainboard of printer main body, so that described
Safety certification chip and printer main body carry out data exchange.These winding displacements comprise data wire, power line, clock line, earth lead,
Pickup wire.
The device that this kind realizes print cartridge insertion free function uses for the first time when, described safety certification chip and described beat
Print owner's cognition carries out initialized certification communication, comprises storage device, in described storage device in described safety certification chip
Comprise state segment data, state segment data comprises the authentication data for trusted authentication chip legitimacy, such as sequence number information, this
Outward, state segment data also can comprise ink amount information data, then now, on the one hand described printer main body reads described certification number
Verify according to the legitimacy of serial number, on the other hand, also ink amount information is read out.
If the incorrect or black amount of serial number is not enough, all can report an error or point out and cannot use, and at usual printer
In the link of normal work, described printer main body still can be read by described connectivity port and be stored in described storage device
In state degrees of data, read ink amount information, and revise described state degrees of data according to the printing situation of printer, specifically will
The data of existing ink amount issue described safety certification chip, and new described state segment data is write institute by described logic control device
State storage device, reach the effect of ink amount data real-time update.
Additionally, after modification, described printer main body can again read off described state segment data, can be state now
Segment data compares with the data of write, compares data the most consistent, if inconsistent, it is possible to error information occurs, thus protects
The correctness of card data write.
Finally, after print cartridge ink is most, printer also can change print cartridge according to the information alert that ink is most, is now accomplished by described
Resetting means and described supply unit, the winding displacement of described safety certification chip disconnects with described printer main body part, disconnects it
After, described safety certification chip cannot obtain running voltage by described connectivity port from described printer main body part, described
Supply unit provides back-up source for described safety certification chip, it is provided that the voltage required for the operation of described safety certification chip,
Described resetting means carries out reset refresh operation to described storage device.In practical operation, the winding displacement of disconnection mainly sensing
Device line and power line, other winding displacements can be continuous.
Reset refresh operation, concrete, it is simply that to initialize and revise described state segment data, ink is measured data and recovers to help
Newly, and in printer main body, installation is to connect supplying ink box, it is provided that enough inks, so, user just can be without opening
Printer cartridge carries out reset operation to ink box chip, thus avoids air and dust to enter ink discharge device and affect print quality,
Without abandoning disposable print cartridge to environment.
As of the present utility model preferably, described logic control device comprises described resetting means.
Described resetting means can be that entity device is connected with described switching device, exports reset signal, it is also possible to be
This case is mentioned become as described in the part of logic control device, be integrated in described logic control device.
As of the present utility model preferably, also comprise with described connectivity port and with cutting that described safety certification chip is connected
Changing button, described switching key is for switching the circuit on-off state of described safety certification chip and described connectivity port, described
Switching key can be a physical button, if there is no described switching key, and the work side of resetting means described in this device
Formula is the refreshing that automatically resets, if there is described switching key, then carries out hand-reset refreshing.
When there is described switching key, the connected mode of winding displacement also changes, the pickup wire in winding displacement and power supply
Line is connected to described switching key from described connectivity port, then is connected to described safety certification chip by described switching key,
When user presses described switching key, described pickup wire and described power line disconnect.
As of the present utility model preferably, described connectivity port is connected with described printer by FFC flat wire.
As of the present utility model preferably, described supply unit is 3.3V electric supply installation.
Preferably described supply unit comprises USB electric supply installation and dropping equipment as of the present utility model, or, comprise 5V
Supply unit and dropping equipment.
Described USB electric supply installation or 5V supply unit are depressured to 3.3V running voltage by described dropping equipment.
As of the present utility model preferably, described storage device comprises chip authentication information memory paragraph.
As of the present utility model preferably, described storage device comprises ink amount information memory paragraph and ink tank information memory paragraph.
In practical operation, described ink amount information can comprise residue ink amount information and the black amount information consumed in real time.
As of the present utility model preferably, described ink tank information memory paragraph comprises print cartridge date of manufacture memory paragraph and print cartridge
Model memory paragraph.
A kind of print system realizing print cartridge insertion free function, comprises described a kind of print cartridge that realizes and exempts from the device of plugging function
And printer, the company's of being provided with supplying ink box on described printer.
This kind realizes print cartridge and exempts from the device of plugging function and be external in described printer, concrete, is that described connectivity port is passed through
Winding displacement is connected with described printer mainboard, and described printer is provided with probe, without extra mounting core again on described even supplying ink box
Sheet, chip in the conventional technology is integrated on device in this programme.
The using method of a kind of device realizing print cartridge insertion free function, comprises initial authentication step, uses step and answer
Position step:
Initial authentication step:
Step 1, data reading step；
Printer sends the state segment data order read in described safety certification chip, and described safety certification chip then will
Described state segment data in described storage device is sent to printer；
Step 2, legitimate verification step；
Printer judges that print cartridge is the most legal from described state segment data；
Use step；
Step 1, data read step again；
Printer sends the state segment data order read in described safety certification chip, and described safety certification chip then will
Described state segment data in described storage device is sent to printer；
Step 2, ink amount write require step；
Existing ink amount data, to described safety certification chip, are sent out by the order of the printer transmission described state segment data of amendment
Give described safety certification chip；
Step 3, ink amount write step；
Described ink amount data are stored in described storage device by described safety certification chip；
Step 4, data detection comparison step；
Printer again reads off described state segment data, described state segment data is required in step with described ink amount write
The described ink amount data needing write compare the most consistent；
Reset process；
Step 1, switch step；
Described safety certification chip disconnects with described connectivity port part winding displacement；
Step 2, backup step；
Described supply unit is powered to described safety certification chip；
Step 3, data reset step；
Described safety certification chip data is carried out resetting and updates by described resetting means so that consumptive material service condition is set to
Completely newly.
Step 4, communication recovery step；
Described safety certification chip reconnects with described connectivity port.
This kind realize the using method of the device of print cartridge insertion free function including at least initial authentication step, use step and
Three aspects of reset process.
Described initial authentication step is mainly used in this kind and realizes the device of print cartridge insertion free function and connect for the first time and use
Situation, first can enter the step 1 of described initial authentication step, described printer host first send reading described safety recognize
Described state segment data order in card chip, subsequently, described safety certification chip is by the described state in described storage device
Segment data feeds back to described printer host, and described state segment data can comprise data A and data B, and described data A comprise institute
Stating chip authentication information memory paragraph, these part data are for the legitimacy of proofing chip, and described data B can comprise ink amount information
Memory paragraph, print cartridge date of manufacture memory paragraph, print cartridge signal memory paragraph etc., described ink amount information memory paragraph is used for representing ink in print cartridge
The relevant information of the water yield, can be balance information, it is possible to be consumption information.
After reading, entering legitimate verification step, in this step, described printer host is on the one hand to described chip
Data in authentication information memory paragraph carry out calculating verification, as serial number verifies, it is judged that the true and false of chip and legal degree, another
Aspect, it is judged that the black amount information in described ink amount information memory paragraph, it is judged that described print cartridge whether to the greatest extent, if chip is illegal, can report by ink
Mistake, if print cartridge ink to the greatest extent, then can point out print cartridge ink to the greatest extent, it is impossible to use.
After initial authentication step all goes well, then can enter use step, initially enter described data and read again
Step, described printer main body sends again reads the order of described state segment data to described safety certification chip, same, institute
State safety certification chip and the described state segment data in described storage device is fed back to described printer host, subsequently enter ink
Amount write requires step, and described printer host sends revises the order of described state segment data to described safety certification chip,
Existing ink amount data are sent to described safety certification chip, and described safety certification chip receives described existing ink amount data
After, write the data into described storage device, have modified the value of described state segment data.
In order to judge to write the most correctly, in described data detection comparison step, described printer host again reads off
State segment data now, compares subsequently and writes, in ink amount, the state section requiring to need to write described safety certification chip in step
Data, with the state segment data now again read off, both are the most identical, if identical, then it represents that write is correct, can continue to make
With, if differing, then it represents that write error, can report an error so that described printer host is not in use by this print cartridge, finally,
When print cartridge ink is most when, it is necessary to enter described reset process.
In reset process, first, printer can show described print cartridge ink to the greatest extent, and requires that user changes print cartridge, and uses
Family is also corresponding, arranges described printer host and enters replacing ink tank states, enters switch step, described safety certification core afterwards
The part winding displacement of sheet and described connectivity port disconnects, thus disconnects, after disconnection, in order to enable with the connection of described printer host
Described safety certification chip is operated, and described supply unit is powered to described safety certification chip, subsequently, and described reset
The data of described safety certification chip are carried out resetting and update by device, the service condition of consumptive material are reverted to completely newly.
As of the present utility model preferably, after described communication recovery step, again carry out described initial authentication step.
In sum, this utility model has the advantages that
1, by the operation of described resetting means, print cartridge infinitely can print with external ink cassette, recycles, the most further
Secondary property abandons, and reduces environmental pollution.
2, whole device is external and printer host, need not open printer cover resetting when, will not allow air
Dust enters ink discharge device, strengthens print quality, more need not print cartridge carries out plug operation, thus avoids ink to solidify, stifled
Plug printhead.
3, the storage device storage in described safety certification chip has chip authentication information, thus carries out chip serial number
Verification, it is ensured that communication security.
4, ink amount information can be read out at described initial authentication step, if ink is to the greatest extent, it is possible to the very first time is examined
Survey.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of prior art；
Fig. 2 is the connection diagram of the printing equipment in embodiment 1 and printer；
Fig. 3 is the schematic diagram of safety certification chip；
Fig. 4 is printing equipment schematic diagram in embodiment 1；
Fig. 5 is printing equipment schematic diagram in embodiment 2；
Fig. 6 is the winding displacement connection diagram in embodiment 2；
Fig. 7 is printing equipment schematic diagram in embodiment 3；
Fig. 8 and Fig. 9 is the circuit connection diagram in embodiment 1；
Figure 10,11 it is the circuit connection diagram in embodiment 2；
Figure 12,13,14,15 are the schematic diagram of the opposing party's circuit connecting mode in embodiment 2.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is described in further detail.
This specific embodiment is only that it is not to restriction of the present utility model, ability to explanation of the present utility model
The present embodiment can be made after reading this specification by field technique personnel as required does not has the amendment of creative contribution, but
As long as all being protected by Patent Law in right of the present utility model.
As it is shown in figure 1, Fig. 1 is the schematic diagram of prior art, multiple print cartridge C1, C2 ... Cn, independent on each print cartridge
Being provided with chip B1, B2 ... Bn, each chip has contact, contact and probe connect, probe is connected with printer mainboard,
Under such connected mode, chip is attached on the print cartridge of correspondence, during so being replaced print cartridge or safeguarding, needs
Open cartridge, print cartridge is plugged again, in this process, the probe portion of abrasion printer will be damaged, at print cartridge
During plug, ink leak phenomenon the most easily occurs, thus pollutes and easily damage printer miscellaneous part, further, since frequency
During numerous replacing print cartridge or maintenance printer, the most not using printer, nozzle can steam due to the moisture of residual ink
Send out solidification, result in blockage.
And the structure of the prior art such as Fig. 1, it is located at during chip on print cartridge, so may be only available for small breadth inkjet printing
Machine, and the chip corresponding to wide format ink jet printer is relatively big due to size and model, itself is difficult to install chip be connected to
On print cartridge so that the application of such continuous ink feeding technology is limited.
Embodiment 1, as shown in Figure 2, Figure 3 and Figure 4: a kind of device realizing print cartridge insertion free function, comprises
The connectivity port being connected with printer；
The safety certification chip being connected with connectivity port, safety certification chip comprises storage device and logic control device,
Storage device is used for storing state segment data, and logic control device is for receiving, processing the order that printer sends, to storage dress
Data in putting are written and read；
The supply unit being connected with safety certification chip, supply unit is for disconnecting with connectivity port at safety certification chip
Time, provide the electricity needed for running for safety certification chip；
Logic control device also comprises data comparison means, data comparison means for judge data that printer write with
Data in storage device are the most consistent；
Resetting means, resetting means is for receiving the switching signal of switching key and carrying out multiple to the data in storage device
Position is refreshed.Logic control device comprises resetting means, and resetting means becomes a part for logic control device, is integrated in logic control
In device processed.
It is an external device that this kind realizes the device of print cartridge insertion free function, is not as chip in conventional, prior art
It is arranged on print cartridge.
In the present case, being connected on outside printer main body outside whole device, this kind realizes on the device of print cartridge insertion free function
Including entity connectivity port, connectivity port can be connected by winding displacement with the mainboard of printer main body, so that safety certification
Chip and printer main body carry out data exchange.
The device that this kind realizes print cartridge insertion free function uses for the first time when, safety certification chip and printer main body
Initialized certification communication can be carried out, safety certification chip comprises storage device, storage device comprises state segment data, shape
State segment data comprises the authentication data for trusted authentication chip legitimacy, such as sequence number information.Additionally, state segment data also can be wrapped
Containing ink amount information data.The most now, on the one hand printer main body reads authentication data and verifies the legitimacy of serial number,
On the other hand, also ink amount information is read out, if the incorrect or black amount of serial number is not enough, all can report an error or point out nothing
Method uses.
And in the link that usual printer normally works, printer main body still can read storage by connectivity port
State degrees of data in the storage device, reads ink amount information, and revises state degrees of data according to the printing situation of printer.Tool
Body is that the data of existing ink amount are issued safety certification chip, and logic control device is by new state segment data write storage dress
Put, reach the effect of ink amount data real-time update.
Additionally, after modification, printer main body can again read off state segment data, can state segment data now with
The data of write compare, and compare data the most consistent.If it is inconsistent, it is possible to error information to occur, thus ensures that data are write
The correctness entered.
Finally, after print cartridge ink is most, printer also can change print cartridge according to the information alert that ink is most, is now accomplished by resetting
Device and supply unit.The order wire of safety certification chip disconnects with printer main body, and after disconnection, safety certification chip cannot
Running voltage is obtained from printer main body part by connectivity port.And now, after supply unit provides for safety certification chip
Stand-by power source, it is provided that the voltage required for the operation of safety certification chip, resetting means carries out reset refresh operation to storage device.Tool
Body, it is simply that initialize amendment state segment data, ink is measured data and reverts to completely newly.And in printer main body, installation is even
Supplying ink box, it is also possible to enough inks are provided.So, user just can carry out weight without opening printer box to ink box chip
Put operation, thus avoid air and dust to enter ink discharge device and affect print quality, without abandoning disposable print cartridge to environment
Pollute.
Connectivity port is connected with printer by FFC flat wire.Supply unit is 3.3V electric supply installation.
Storage device comprises chip authentication information memory paragraph.Storage device comprises ink amount information memory paragraph and ink tank information is deposited
Storage section.In practical operation, ink amount information can be residue ink amount information, it is also possible to is the black amount information consumed in real time.Print cartridge
Information memory paragraph comprises print cartridge date of manufacture memory paragraph and cartridge model memory paragraph.
The using method of a kind of device realizing print cartridge insertion free function, comprises initial authentication step, uses step and answer
Position step:
Initial authentication step:
Step 1, data reading step；
Printer sends the state segment data order read in safety certification chip, and safety certification chip then will store device
In state segment data be sent to printer；
Step 2, legitimate verification step；
Printer judges that print cartridge is the most legal from state segment data；
Use step；
Step 1, data read step again；
Printer sends the state segment data order read in safety certification chip, and safety certification chip then will store device
In state segment data be sent to printer；
Step 2, ink amount write require step；
Existing ink amount data, to safety certification chip, are sent to safety by the order of printer transmission amendment state segment data
Trusted authentication chip；
Step 3, ink amount write step；
Ink is measured data and is stored in storage device by safety certification chip；
Step 4, data detection comparison step；
Printer again reads off state segment data, requires to need in step the ink of write by state segment data with ink amount write
Amount data compare the most consistent；
Reset process；
Step 1, switch step；
Operation safety certification chip disconnects with connectivity port；
Step 2, backup step；
Supply unit is powered to safety certification chip；
Step 3, data reset step；
Safety certification chip data is carried out resetting and updates by resetting means so that consumptive material service condition is set to completely newly.
Step 4, communication recovery step；
Safety certification chip reconnects with connectivity port.
This kind realize the using method of the device of print cartridge insertion free function including at least initial authentication step, use step and
Three aspects of reset process.
Initial authentication step is mainly used in this kind and realizes the feelings that the device of print cartridge insertion free function connects for the first time and uses
Condition, first can enter the step 1 of initial authentication step, and first printer host sends the state section read in safety certification chip
Data command.Subsequently, the state segment data in storage device is fed back to printer host, state segment data by safety certification chip
Data A and data B can be comprised.Data A comprise chip authentication information memory paragraph, and these part data are legal for proofing chip
Property.Data B can comprise ink amount information memory paragraph, print cartridge date of manufacture memory paragraph, print cartridge signal memory paragraph etc., and ink amount information is deposited
Storage section is used for representing the relevant information of print cartridge ink inside amount, can be balance information, it is possible to be consumption information.
After reading, entering legitimate verification step, in this step, printer host is on the one hand to chip authentication information
Data in memory paragraph carry out calculating verification, as serial number verifies, it is judged that the true and false of chip and legal degree, on the other hand, sentence
Black amount information in disconnected ink amount information memory paragraph, it is judged that whether ink is most for print cartridge.If chip is illegal, can report an error, if print cartridge ink is to the greatest extent, then
Can point out print cartridge ink to the greatest extent, it is impossible to use.
After initial authentication step all goes well, then can enter use step.Initially enter data read step again,
Printer main body sends the order of read states segment data again to safety certification chip, same, and safety certification chip will storage
State segment data in device feeds back to printer host.
Subsequently entering ink amount write and require step, printer host sends the order of amendment state segment data to safety certification
Existing ink amount data are sent to safety certification chip by chip, and after safety certification chip receives existing ink amount data, should
Data write storage device, have modified the value of state segment data.In order to judge to write the most correctly, in data detection comparison step
In, printer host again reads off state segment data now, compares subsequently and requires to need write peace in step in the write of ink amount
The state segment data of full trusted authentication chip, with the state segment data now again read off, both are the most identical.If identical, then table
Show that write is correct, can being continuing with, if differing, then it represents that write error, can report an error so that printer host no longer makes
Use this print cartridge.
Finally, when print cartridge ink is most when, it is necessary to entering reset process, first, printer can show print cartridge ink to the greatest extent,
And require that user changes print cartridge, and user is also corresponding, arranges printer host and enters replacing ink tank states.Enter switching afterwards
Step, safety certification chip disconnects with the part winding displacement of connectivity port, and the winding displacement of disconnection is mainly power line and pickup wire, from
And disconnect with the connection of printer host.After disconnection, in order to be able to so that safety certification chip operates, supply unit is recognized to safety
Card chip is powered,
Subsequently, the data of safety certification chip are carried out resetting and update by resetting means, the service condition of consumptive material are reverted to
Completely newly.After communication recovery step, again carrying out initial authentication step, in the present embodiment, resetting means itself is logic
Control a part for device, it is also possible to realize automatically reseting according to control signal.
As shown in Figure 8 and Figure 9, printer host, when cartridge is opened, can go to detect whether print cartridge exists, now SEN_L
Have the high-voltage signal of about 40V on foot, use optocoupler to go isolation, convert the signal into 3.3V on the I/O port being transferred to MCU.
Getting to Mo Jinhou at print cartridge, the RESET of chip can provide high level signal, and MCU collects recording status after signal,
When MCU collect again SEN_I be high level time, CON_1 is set high a starting relay, RESET is set to height (process 1), time delay
After the time of 1S, it is set to input (process two) by cut-off, RESET.
In process 1: chip is at the high level received on RESET foot, by Mo Liang district zeros data.SEN_L foot is continuing
Being connected to ground under the effect of electrical equipment, printer thinks that this print cartridge does not exists.
In process 2: relay all disconnects, normal operation of sensor, printer thinks that print cartridge reloads.
In process 1,2, control to simulate print cartridge plug action by MCU.
Embodiment 2 is different from embodiment 1, as it is shown in figure 5, comprise the switching key of an entity, switching key and peace
Full trusted authentication chip, supply unit and connectivity port connect, when user presses switching key, and safety certification chip and connectivity port
Between connection closed, supply unit is to safety certification chip power supply, and the data in storage device are resetted by resetting means
Refresh.As shown in Figure 6, being the connection diagram of winding displacement in Fig. 6, owing to the switching key of entity exists, the connection of winding displacement is just
Divide into two ways.Wherein, pickup wire and power line are connected to switching key from connectivity port, then connect from switching key
In safety certification chip, other winding displacement, including data wire, clock line etc., the most not by switching key, user cuts in operation
When changing button, the switching that power line turns off with pickup wire and connects.
As shown in Figure 10, a winding displacement includes the holding wire (CLK DAT CE VDD GND) that 3 chips need, wherein
NC1 and NC2 be printer for detecting whether print cartridge exists, when NC1, NC2 short circuit, printer thinks that ink put into by print cartridge
Storehouse, contrary during open circuit.
As shown in figure 11, switching key simulation print cartridge plug action is realized by the circuit of Figure 11.All of NC1 is linked one
Rise, be coupled to one end of switching key.NC2 links together, is coupled to the other end of switching key.Do not press at switching key
Time, NC1 and NC2 short circuit, chip power is provided by the VDD on mainboard port.When button is pressed, NC1 and NC2 disconnects.Chip electricity
Source disconnects with VDD and BAT is connected, the 3.3V power supply that BAT provides for external power source module.The resetting pin (TEST) of chip and BAT
Be connected, i.e. resetting pin is essentially pulled up to 3.3V.
In the present embodiment, the most different circuit connecting modes, Figure 12 is printer port schematic diagram and port definition,
Wherein, the holding wire of every chips is each independent, SEN1_1 and SEN1_2 is chip sensor bipod, and sensor is that printer is used
Detect the device of print cartridge ink inside amount.Print cartridge plug is realized by being dragged down by sensor foot.
Go to realize button simulation plug by the circuit of Figure 13.
Such as Figure 14, shown in 15, by NC1 with NC2 direct short-circuit to together with, NC1 and NC2 on the type printer, right
Print cartridge plug action is not most important factor.1 foot on port is linked one end of button by diode, and button is not pressed
Time diode reverse end be floating state, printer is by SEN1_1 and SEN1_2 and sensor proper communication, and printer is i.e. recognized
Cartridge has been put into for print cartridge.When button is pressed, diode reverse end is ground state, when printer communicates with sensor, sensor
Feedback low level, the already out cartridge of print cartridge i.e. thought by printer.
Embodiment 3, as different from Example 1, as it is shown in fig. 7, connectivity port is multiple, is provided separately, with chip one
One is corresponding, and the chip B1 Bn in figure, is safety certification chip, and connectivity port D1 Dn is connected with chip respectively.
Embodiment 4, as different from Example 1, supply unit is different, and in the present embodiment, supply unit comprises USB and supplies
Electric installation and dropping equipment, or, comprise 5V supply unit and dropping equipment.
USB electric supply installation or 5V supply unit are depressured to 3.3V running voltage by dropping equipment.
Claims (10)
1. the device realizing print cartridge insertion free function, it is characterised in that: comprise
The connectivity port being connected with printer；
The safety certification chip being connected with described connectivity port, described safety certification chip comprises storage device and logic control dress
Putting, described storage device is used for storing state segment data, and described logic control device is for receiving, processing the life that printer sends
Data in described storage device are written and read by order；
The supply unit being connected with described safety certification chip, described supply unit is for when resetting, for described safety certification
Chip provides the electricity needed for running；
Described logic control device also comprises data comparison means, and described data comparison means is for judging the number that printer writes
According to the most consistent with the data in described storage device；
Resetting means, described resetting means refreshes for carrying out the data in described storage device resetting.
A kind of device realizing print cartridge insertion free function the most according to claim 1, it is characterised in that: described logic control
Device processed comprises described resetting means.
A kind of device realizing print cartridge insertion free function the most according to claim 1, it is characterised in that: also comprise with described
Connectivity port and the switching key being connected with described safety certification chip, described switching key is used for switching described safety certification core
Sheet and the circuit on-off state of described connectivity port.
A kind of device realizing print cartridge insertion free function the most according to claim 1, it is characterised in that: described connection end
Mouth is connected with described printer by FFC flat wire.
A kind of device realizing print cartridge insertion free function the most according to claim 1, it is characterised in that: described supply unit
For 3.3V electric supply installation.
A kind of device realizing print cartridge insertion free function the most according to claim 1, it is characterised in that: described power supply fills
Put and comprise USB electric supply installation and dropping equipment, or, comprise 5V supply unit and dropping equipment.
A kind of device realizing print cartridge insertion free function the most according to claim 1, it is characterised in that: described storage device
Comprise chip authentication information memory paragraph.
8. according to a kind of device realizing print cartridge insertion free function described in claim 17 any one, it is characterised in that:
Described storage device comprises ink amount information memory paragraph and imaging cartridge information memory paragraph.
A kind of device realizing print cartridge insertion free function the most according to claim 8, it is characterised in that: described imaging cartridge
Information memory paragraph comprises imaging cartridge date of manufacture memory paragraph and imaging cartridge model memory paragraph.
10. the print system realizing print cartridge insertion free function, it is characterised in that: comprise such as claim 19 any one
Described a kind of print cartridge that realizes exempts from device and the printer of plugging function, the company's of being provided with supplying ink box on described printer.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620697832.8U CN205871503U (en) | 2016-07-05 | 2016-07-05 | Realize ink horn and exempt from to pull out device and print system who inserts function |
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| CN201620697832.8U CN205871503U (en) | 2016-07-05 | 2016-07-05 | Realize ink horn and exempt from to pull out device and print system who inserts function |
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| CN205871503U true CN205871503U (en) | 2017-01-11 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106113944A (en) * | 2016-07-05 | 2016-11-16 | 杭州旗捷科技有限公司 | A kind of device realizing print cartridge insertion free function and using method thereof |
| WO2018006265A1 (en) * | 2016-07-05 | 2018-01-11 | 杭州旗捷科技有限公司 | Apparatus for realizing plug-free function of ink cartridge and use method therefor |
| CN110103591A (en) * | 2019-06-13 | 2019-08-09 | 杭州旗捷科技有限公司 | Auto-reset method, the consumable chip of consumable chip |
| CN111016465A (en) * | 2019-12-24 | 2020-04-17 | 珠海艾派克微电子有限公司 | Chip and imaging box |
| CN111414140A (en) * | 2020-03-16 | 2020-07-14 | 珠海艾派克微电子有限公司 | Method and device for checking chips, printer and storage medium |
| CN114407534A (en) * | 2021-12-08 | 2022-04-29 | 罗蒙香 | Ink cartridge chip electronic card |
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2016
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106113944A (en) * | 2016-07-05 | 2016-11-16 | 杭州旗捷科技有限公司 | A kind of device realizing print cartridge insertion free function and using method thereof |
| WO2018006265A1 (en) * | 2016-07-05 | 2018-01-11 | 杭州旗捷科技有限公司 | Apparatus for realizing plug-free function of ink cartridge and use method therefor |
| CN110103591A (en) * | 2019-06-13 | 2019-08-09 | 杭州旗捷科技有限公司 | Auto-reset method, the consumable chip of consumable chip |
| WO2020248734A1 (en) | 2019-06-13 | 2020-12-17 | 杭州旗捷科技有限公司 | Automatic reset method for consumable chip, and consumable chip |
| US11710018B2 (en) | 2019-06-13 | 2023-07-25 | Hangzhou Chipjet Technology Co., Ltd. | Automatic reset method for consumable chip, and consumable chip |
| CN111016465A (en) * | 2019-12-24 | 2020-04-17 | 珠海艾派克微电子有限公司 | Chip and imaging box |
| CN111414140A (en) * | 2020-03-16 | 2020-07-14 | 珠海艾派克微电子有限公司 | Method and device for checking chips, printer and storage medium |
| CN111414140B (en) * | 2020-03-16 | 2024-03-26 | 极海微电子股份有限公司 | Verification method and device between chips, printer and storage medium |
| CN114407534A (en) * | 2021-12-08 | 2022-04-29 | 罗蒙香 | Ink cartridge chip electronic card |
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Address after: 12th Floor, Huachuang Building, No. 511 Jianye Road, Binjiang District, Hangzhou City, Zhejiang Province, 310052 Patentee after: Hangzhou Qijie Technology Co.,Ltd. Country or region after: China Address before: Room 421, 4th Floor, Building 1, No. 1180 Bin'an Road, Binjiang District, Hangzhou City, Zhejiang Province, 310012 Patentee before: HANGZHOU CHIPJET TECHNOLOGY Co.,Ltd. Country or region before: China |