CN220584667U - Equipment capable of monitoring printing consumable state - Google Patents
Equipment capable of monitoring printing consumable state Download PDFInfo
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- CN220584667U CN220584667U CN202322374003.9U CN202322374003U CN220584667U CN 220584667 U CN220584667 U CN 220584667U CN 202322374003 U CN202322374003 U CN 202322374003U CN 220584667 U CN220584667 U CN 220584667U
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 19
- 230000006854 communication Effects 0.000 claims abstract description 36
- 238000004891 communication Methods 0.000 claims abstract description 29
- 230000003993 interaction Effects 0.000 claims abstract description 12
- 238000005070 sampling Methods 0.000 claims abstract description 9
- 238000006243 chemical reaction Methods 0.000 claims abstract description 8
- 238000002955 isolation Methods 0.000 claims abstract description 6
- 230000002159 abnormal effect Effects 0.000 claims description 12
- 239000004973 liquid crystal related substance Substances 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model proposes a device capable of monitoring the status of a printing consumable, comprising: the main control unit is used for analyzing and processing consumable states stored in the consumable chip of the printer; an interface unit including a signal interface for transmitting a communication process between the printer and the printer consumable chip; the signal circuit unit is used for carrying out signal isolation and conversion and is connected between the interface unit and the main control unit; and the man-machine interaction unit is used for displaying the consumable state and comprises a display module. The device provided by the utility model has the advantages of simple structure, compactness and low cost, and can be used for sampling and monitoring the communication between the printer and the consumable chip, so that the state information of the consumable can be obtained.
Description
Technical Field
The present utility model relates to printer peripherals, and more particularly, to an apparatus capable of monitoring the status of a printing consumable.
Background
In the printers in common use, there are many printers with no screen or a screen but no display of consumable status information (including the remaining amount of consumable, number of printed pages, date of use, date of installation, serial number, applicable area, total capacity of printing, etc.), a user can only view the current consumable status information by printing the consumable status page or connecting with a computer to install related software, and even cannot provide the user with the current consumable status information.
Disclosure of Invention
In view of the problems in the background art, the present utility model proposes an apparatus capable of monitoring the status of a printing consumable, comprising: the main control unit is used for analyzing and processing consumable states stored in the consumable chip of the printer; an interface unit including a signal interface for transmitting a communication process between the printer and the printer consumable chip; the signal circuit unit is used for carrying out signal isolation and conversion and is connected between the interface unit and the main control unit; and the man-machine interaction unit is used for displaying the consumable state and comprises a display module.
Preferably, the interface unit includes: the signal interface is used for transmitting a communication process between the printer and the consumable chip of the printer; the wired firmware upgrading interface is used for upgrading the equipment firmware, is connected with the main control unit and is connected with the intelligent terminal through a USB wire.
Preferably, the sampling pin position of the signal interface is connected to a communication interface between the printer and the consumable chip of the printer through a flat cable, and the power interface pin position of the signal interface is connected with the direct-current output voltage of the printer or connected with an independent power adapter.
Preferably, the device capable of monitoring the status of the printing consumables further comprises a storage unit connected to the main control unit, the storage unit comprising: a volatile memory unit for storing signal sampling data; the nonvolatile memory unit for storing and storing consumable status data, device firmware data and user setting data stores a main control unit.
Preferably, the man-machine interaction unit comprises: the display module is used for displaying related information of consumable states and abnormal fault information; a button for selecting a consumable state to be viewed, the button being capable of causing information of the display module to scroll or flip; and a sound module capable of emitting a prompt sound.
Preferably, the display module is a liquid crystal screen, and the sound module is a buzzer.
Preferably, the apparatus capable of monitoring the status of a printing consumable further comprises: and the power supply circuit unit is used for supplying power to the equipment and is connected with the power supply transmitted by the printer or the independent power adapter so as to perform power conversion, and the power supply circuit unit comprises a fuse.
Preferably, the apparatus capable of monitoring the status of printing consumables further includes a wireless communication unit, and the wireless communication unit includes: bluetooth module, WIFI module and/or 2.4G wireless communication module.
Preferably, the master control unit adopts an STM32F407 chip.
The device has simple structure, small size and low cost. Communication between the monitoring printer and the consumable chip can be sampled, so that state information of the consumable is acquired.
In a preferred embodiment, the device can monitor the communication condition between the two, accurately display consumable status information, abnormal fault information and the like in real time through a display screen on the device, directly display all consumable status information and abnormal fault information in real time through the display screen, replace the original tedious viewing mode of the printer, and even enable a user to view some printers. Thus, a printer user can intuitively and conveniently know the use state of printing consumables in the printer.
In a preferred embodiment, if the consumable state or the communication between the consumable chip and the printer is abnormal, the device can display specific information on a screen, and can sound an alarm to remind a user to check in time.
In a preferred embodiment, the device is applicable to all types of printers with consumable chips on consumables, and a user only needs to update corresponding firmware on the device according to the type of the printer.
Drawings
For easier understanding of the present utility model, the present utility model will be described in more detail by referring to specific embodiments shown in the drawings. These drawings depict only typical embodiments of the utility model and are not therefore to be considered to limit the scope of the utility model.
Fig. 1 is a perspective view of the apparatus of the present utility model.
Fig. 2 is a schematic circuit diagram of the device of the present utility model.
Fig. 3 is a schematic circuit diagram of one embodiment of the device of the present utility model.
Detailed Description
Embodiments of the present utility model will be described below with reference to the accompanying drawings so that those skilled in the art can better understand the present utility model and implement it, but the examples listed are not limiting to the present utility model, and the following examples and technical features of the examples can be combined with each other without conflict, wherein like parts are denoted by like reference numerals.
The printing consumable chip is arranged on the printing consumable and is used for recording the use state information of the consumable, the printer can obtain the state information of the consumable through communication with the printing consumable chip arranged in the printer, and the consumable state information of the printing consumable chip is continuously updated according to the printing use of a user.
Fig. 1 shows a perspective view of the device of the utility model. Fig. 2 is a schematic circuit diagram of the device of the present utility model.
The device is externally arranged outside the printer and is connected between the printer and the printing consumable chip, and particularly can be connected to a communication interface between the printer and the printing consumable chip through a flat cable.
The device of the utility model comprises a main control unit for analyzing and processing the consumable status stored in the consumable chip of the printer, that is to say, the main control unit performs the functions of the printer related to the consumable chip, such as: analyzing and processing the related data of the consumable material state. The main control unit is connected to the interface unit, the storage unit and the man-machine interaction unit.
The device of the utility model comprises an interface unit. The interface unit comprises a signal interface 3 for transmitting a communication procedure between the printer and the printer consumable chip. The signal interface 3 is connected with the communication interface of the printer and the consumable chip of the printer and is also connected with the signal circuit unit, and the communication process between the printer and the consumable chip of the printer is transmitted to the signal circuit unit. Preferably, the signal interface 3 may be a flat cable interface, and a flat pin of the signal interface and a flat pin of the power interface are integrated. The signal sampling needle position of the wire arrangement interface is connected to a communication interface between the main board of the printer and the consumable chip of the printer, and the communication process signals of the printer and the consumable chip of the printer are transmitted to the equipment for processing and analysis. The power interface pin position of the flat cable interface is connected with the direct current output voltage of the printer or connected with an independent power adapter, so that the device can take electricity on a main board of the printer or a communication interface of the printer and a consumable chip of the printer, namely: the power is directly taken from the printer through the power pin position of the signal interface 3 by the flat cable.
Preferably, the interface unit comprises a wired firmware upgrading interface 4 for upgrading the firmware of the device, the wired firmware upgrading interface is connected with the main control unit, and the wired firmware upgrading interface is connected with the intelligent terminal through a USB wire and can be used for carrying out firmware data transmission on the device and upgrading the device. The wired firmware upgrading interface can be a Type-C interface, and if a user needs to independently supply power to the device, the device can also be directly and independently supplied with power by connecting the wired firmware upgrading interface 4 to the power adapter through a Type-C data line. The user can download corresponding firmware to update the device according to the printer model. When the firmware is updated, a Type-C data line can be used for inserting a wired firmware upgrading interface 4 and connecting the wired firmware upgrading interface to a computer, and firmware updating commands and firmware data are transmitted to the equipment for firmware updating by using software on the computer; the USB of the computer can supply power to the equipment, and when the firmware is updated, the equipment does not need to be additionally supplied with power.
The device of the utility model further comprises a signal circuit unit for signal isolation and conversion. The signal circuit unit isolates the signals transmitted by the signal interface of the interface unit, so that the equipment is ensured not to influence the communication between the printer and the consumable chip; the signal circuit unit converts the signal transmitted by the signal interface of the interface unit into an electric physical signal which can be identified by the main control unit.
The device of the utility model comprises a memory unit. The memory cells include volatile memory cells and nonvolatile memory cells. The volatile memory unit stores the signal sampling data which is transmitted by the signal interface unit and processed by the main control unit. The nonvolatile memory unit stores data related to the state of the consumable material which is analyzed and processed by the main control unit, firmware data of the running of the equipment system and setting data of a user.
The device comprises a man-machine interaction unit for displaying the consumable state. The man-machine interaction unit comprises a display module 1 for displaying relevant information of consumable status and abnormal fault information. The consumable status information includes the remaining amount of consumable supplies, the number of printed pages, the date of use, the date of installation, the serial number, the applicable area, the total printed capacity, and the like. The abnormal fault information comprises information that consumable placement is not detected, communication between a consumable chip and a printer is abnormal, consumable allowance is insufficient, consumable exhaustion and the like.
The man-machine interaction unit comprises a control module, wherein operation buttons (4 are displayed in the figure) are arranged on the control module, and a user can select consumable states (allowance information and the like) to be checked and abnormal fault information through keys. When the key is pressed, the information displayed by the display module 1 is turned over or scrolled. Preferably, the user is also able to change some of the relevant settings of the system by pressing a key.
The man-machine interaction unit comprises a sound module capable of emitting prompt sounds. The prompt sound may be: when the consumable state or the communication between the consumable chip and the printer is abnormal, an alarm sound is sent to remind a user to check in time.
The device also comprises a power circuit unit for supplying power to the device, wherein the power circuit unit is connected with the power transmitted by the printer or the independent power adapter and is responsible for converting the power into the power required by other units of the device. The power circuit unit includes a fuse to prevent the apparatus from being damaged by an excessive power supply or to prevent the printer from being burned out due to the apparatus being damaged.
Preferably, the apparatus of the present utility model further comprises: and a signal circuit unit for performing signal isolation and signal conversion. Specifically, the signal circuit unit isolates signals transmitted by the signal interface of the interface unit, so that the equipment is ensured not to influence the communication between the printer and the consumable chip. The signal circuit unit converts the signal transmitted by the signal interface of the interface unit into a signal which can be identified by the main control unit.
Preferably, the device of the present utility model further comprises a wireless communication unit. The wireless communication unit may include a bluetooth module, a WIFI module, a 2.4G wireless communication module, etc. The wireless communication unit can be connected with the intelligent terminal in a wireless mode, and a user can upgrade firmware of the equipment through the APP of the intelligent terminal.
Fig. 3 shows a schematic diagram of the internal circuitry of an embodiment of the device of the utility model. The master control unit adopts an STM32F407 chip, the master control core is ARM Cortex M4, the highest running frequency is 168Mhz, and the running speed meets the communication sampling requirements of various printers and consumable chips. The memory unit and the master control unit are integrated together, also within the chip. The storage unit comprises a 1Mbytes Flash nonvolatile storage unit and a 196KBytes volatile storage unit, and can store a large amount of signal sampling data and processed consumable material state information data.
The wireless communication unit adopts a Bluetooth module, can be connected with most intelligent terminals such as mobile phones and tablets on the market, and is convenient for users to connect and update equipment firmware programs.
The display module 1 of the man-machine exchange unit is a liquid crystal screen. The control module of the man-machine interaction unit comprises a plurality of keys 2, and the sound module of the man-machine interaction unit is a buzzer.
The interface unit comprises a signal interface 3 and a wired firmware upgrade interface 4. Signals between the printer and the consumable chips of the printer are subjected to signal isolation and signal conversion by a signal interface 3 signal acquisition pin header and then transmitted to an STM32F407 chip for processing and analysis, the acquired signals are converted into data and stored in an SRAM, when communication is idle, the acquired data stored in the SRAM are read for analysis, then the real-time consumable state information obtained through analysis is displayed on a liquid crystal screen, and the information is written into a FLASH of the chip for storage. When the STM32F407 detects that the acquired signal data is abnormal, an error prompt can be sent out through the liquid crystal display, and a concurrent signal is sent out to the buzzer to prompt a user to check abnormal information in time. The user can visually see the state information of the current consumable through the liquid crystal screen. Preferably, because the display space of the liquid crystal display is limited, the user can turn pages to view information through the keys 2.
The signal interface 3 is provided with a power interface pin, can be directly connected to a printer through a flat cable to directly take electricity, or can be connected to a power adapter through an interface 4 to connect a Type-C data line to be independent. The obtained power supply is converted into voltage required by the system after passing through fuses of the power supply circuit unit, and power is supplied to all unit modules.
The foregoing embodiments, but only the preferred embodiments of the utility model, use of the phrases "in one embodiment," "in another embodiment," "in yet another embodiment," or "in other embodiments" in this specification may all refer to one or more of the same or different embodiments in accordance with the present disclosure. Common variations and substitutions by those skilled in the art within the scope of the present utility model are intended to be included in the scope of the present utility model.
Claims (9)
1. An apparatus capable of monitoring the status of a printing consumable, comprising:
the main control unit is used for analyzing and processing consumable states stored in the consumable chip of the printer;
an interface unit including a signal interface for transmitting a communication process between the printer and the printer consumable chip;
the signal circuit unit is used for carrying out signal isolation and conversion and is connected between the interface unit and the main control unit;
and the man-machine interaction unit is used for displaying the consumable state and comprises a display module.
2. The apparatus capable of monitoring the status of a printing-consumable according to claim 1, wherein the interface unit comprises:
the signal interface is used for transmitting a communication process between the printer and the consumable chip of the printer;
the wired firmware upgrading interface is used for upgrading the equipment firmware, is connected with the main control unit and is connected with the intelligent terminal through a USB wire.
3. The apparatus capable of monitoring the status of a printing-consumable according to claim 1, wherein,
the sampling needle position of the signal interface is connected to a communication interface between the printer and the consumable chip of the printer through a flat cable, and the power interface needle position of the signal interface is connected with the direct current output voltage of the printer or connected with an independent power adapter.
4. The apparatus capable of monitoring the status of a printing-consumable according to claim 2, further comprising a memory unit connected to the main control unit, the memory unit comprising:
a volatile memory unit for storing signal sampling data;
the nonvolatile memory unit for storing and storing consumable status data, device firmware data and user setting data stores a main control unit.
5. The apparatus capable of monitoring the status of a printing-consumable according to claim 1, wherein the human-machine interaction unit comprises:
the display module is used for displaying related information of consumable states and abnormal fault information;
a button for selecting a consumable state to be viewed, the button being capable of causing information of the display module to scroll or flip;
and a sound module capable of emitting a prompt sound.
6. The apparatus capable of monitoring the status of a printing-consumable according to claim 5, wherein,
the display module is a liquid crystal screen, and the sound module is a buzzer.
7. The apparatus capable of monitoring the status of a printing-consumable according to claim 1, further comprising: and the power supply circuit unit is used for supplying power to the equipment and is connected with the power supply transmitted by the printer or the independent power adapter so as to perform power conversion, and the power supply circuit unit comprises a fuse.
8. The apparatus capable of monitoring the status of a printing-consumable according to claim 1, further comprising a wireless communication unit, the wireless communication unit comprising: bluetooth module, WIFI module and/or 2.4G wireless communication module.
9. The apparatus capable of monitoring the status of a printing-consumable according to claim 1, wherein,
the main control unit adopts an STM32F407 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322374003.9U CN220584667U (en) | 2023-09-01 | 2023-09-01 | Equipment capable of monitoring printing consumable state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322374003.9U CN220584667U (en) | 2023-09-01 | 2023-09-01 | Equipment capable of monitoring printing consumable state |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220584667U true CN220584667U (en) | 2024-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322374003.9U Active CN220584667U (en) | 2023-09-01 | 2023-09-01 | Equipment capable of monitoring printing consumable state |
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| Country | Link |
|---|---|
| CN (1) | CN220584667U (en) |
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2023
- 2023-09-01 CN CN202322374003.9U patent/CN220584667U/en active Active
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