CN220691287U - Controller for clean workbench - Google Patents
Controller for clean workbench Download PDFInfo
- Publication number
- CN220691287U CN220691287U CN202322216190.8U CN202322216190U CN220691287U CN 220691287 U CN220691287 U CN 220691287U CN 202322216190 U CN202322216190 U CN 202322216190U CN 220691287 U CN220691287 U CN 220691287U
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- controller
- power supply
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- sensor
- control
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- 230000006870 function Effects 0.000 description 6
- 229960000074 biopharmaceutical Drugs 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
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Abstract
The utility model relates to a controller, in particular to a controller for controlling a clean workbench, which aims to protect products operated in the workbench from being polluted and comprises a main board, wherein the main board comprises a power supply area, a control area and a user connection area; the power supply area is electrically connected with a power switch, and the power switch is electrically connected with a main power supply and a standby power supply respectively; the control area comprises a control screen with a screen display and a microcontroller for realizing a timer and a speed regulation function; the user connection area comprises a filter state sensor, a differential pressure sensor, an airflow sensor, a front window position sensor, an alarm, an illuminating lamp, an ultraviolet lamp and a fan; the utility model has the characteristics of reasonable design and capability of ensuring that products operated in the workbench are not polluted.
Description
Technical Field
The utility model relates to a controller, in particular to a controller for a clean bench.
Background
The clean workbench is suitable for the fields of modern industry, bio-pharmaceuticals and the like, has high requirements on the cleanliness of local working areas, and generally needs a sterile high-clean working environment. The existing controllers and consoles cannot protect products operated in the workbench from being polluted.
Disclosure of Invention
The utility model aims to solve the technical problems that: in order to protect the products operating within the table from contamination, a controller for a clean bench is provided.
The technical scheme adopted for solving the technical problems is as follows: the controller for the clean workbench comprises a main board, wherein the main board comprises a power supply area, a control area and a user connection area;
the power supply area is electrically connected with a power switch, and the power switch is electrically connected with a main power supply and a standby power supply respectively;
the control area comprises a control screen with a screen display and a microcontroller for realizing a timer and a speed regulation function;
the user connection area comprises a filter state sensor, a differential pressure sensor, an airflow sensor, a front window position sensor, an alarm, an illuminating lamp, an ultraviolet lamp and a fan.
Further, the timer includes a system time timing module and a run time timing module, the run time being electrically connected to a single, multiple or all users in the user connection area.
Further, the timer controls the time that the single, multiple or all users in the user connection area are started or stopped through the control screen, and the timer can also control the running time of the single, multiple or all users in the user connection area through the control screen.
Further, the control screen is electrically connected with the fan and outputs a 0-5V signal to control the rotating speed of the fan.
Further, the flow rate sensor adopts wind speed sensor input with resolution of 0-1.00m/s, 0-10v and 0.01 m/s.
Further, the differential pressure sensor is a differential pressure sensor of 0-500pa and 4-20 mA.
The controller for the clean workbench has the beneficial effects that the clean workbench is designed for meeting the requirements of the modern industry, biopharmaceutical and other fields on the cleanliness of a local working area. Filtering the air sucked into the filter by the fan, and then delivering the air in a uniform state; the original air in the working area can be removed, and dust particles and biological particles are taken away; to form a sterile, highly clean working environment; the products operated in the workbench are protected from pollution; the utility model has the characteristics of reasonable design and capability of ensuring that products operated in the workbench are not polluted.
Drawings
The utility model will be further described with reference to the drawings and examples.
Fig. 1 is a schematic structural view of the present utility model.
Detailed Description
The utility model will now be described in further detail with reference to the drawings and a preferred embodiment. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.
The controller for a clean bench shown in fig. 1 comprises a main board, wherein the main board comprises a power supply area, a control area and a user connection area, and the power supply area, the control area and the user connection area are electrically connected through the main board, wherein:
the power supply area is electrically connected with a power switch, and the power switch is electrically connected with a main power supply and a standby power supply respectively; the control area comprises a control screen with a screen display and a microcontroller for realizing a timer, a timer and a speed regulating function, wherein the microcontroller comprises an MCU (micro-controller unit) and realizes timing, timing and stepless speed regulation of the fan by a software programming method.
The user connection area comprises a filter state sensor, a differential pressure sensor, an airflow sensor, a front window position sensor, an alarm, an illuminating lamp, an ultraviolet lamp and a fan; the timer comprises a system time timing module and a running time timing module; the control screen is electrically connected with the fan, outputs a 0-5V signal and controls the rotating speed of the fan; the flow velocity sensor adopts the input of a wind speed sensor with the resolution of 0-1.00m/s, 0-10v and 0.01 m/s; the differential pressure sensor is a differential pressure sensor of 0-500pa and 4-20 mA.
The control screen adopts a control screen with keys, and the key function description:
the lighting lamp switch button is turned on by pressing an indicator lamp beside the button, and lighting is started;
the ultraviolet lamp switch button is turned on by pressing an indicator lamp beside the button, and ultraviolet sterilization is started;
the fan switch button is turned on to enter a preheating state after being pressed, the fan starts to operate, and the preheating is counted down according to the set time;
a standby power switch button;
setting keys: for entering an internal settings menu or determining an input value;
return key: used for returning to the upper layer and changing the frames when inputting;
the reduction key: for moving a cursor or changing a value;
the increase key: for moving a cursor or changing a value;
mute key: and controlling the buzzer switch.
Interface function introduction in control screen:
timing, and displaying the started time length;
system time, display time, correctable time setting in the system;
HEPA, state display of the filter, display OK at normal time;
the flow rate, the air flow rate of the fan, parameters can be set in the system;
the pressure difference is the difference between the inside pressure and the outside pressure of the filter, and when the difference is lower than a set value, an alarm prompt appears;
airflow, when a fan button is pressed, displaying OK in an airflow state;
a front window, wherein the state of the front window position is displayed, and OK is displayed when the state is normal;
and an alarm column for displaying the abnormal source and sending out alarm sound when the abnormality occurs.
Setting a page of a menu, pressing an increase or decrease button, moving a cursor to select a directory, pressing the set button, and entering an option.
The timer is used for:
when the fan button is turned on, the fan button starts to run after the set inverse preheating time is finished; pressing a setting key to edit the item, pressing a return key to change the grid to ten digits after setting a unit number by pressing an up-down key, and pressing the setting key when the editing is required to be determined;
timing on/off, setting time to automatically execute on/off operation (0 represents not automatic on/off);
the shutdown delay is set, and the delay time after shutdown is set;
ultraviolet lamp timing: setting automatic closing time (0 represents non-automatic closing) after the ultraviolet lamp function is turned on;
the ultraviolet lamp is reserved, the ultraviolet lamp is automatically turned on for a preset time, the first MM represents a month, DD represents a day, and the second MM represents a minute when HH represents.
The control screen may also:
setting the flow rate, and setting the flow rate to control the power of the fan (default 0.35 m/s);
air flow unit, display unit of switching flow rate, m/s or fpm;
user passwords, setting or modifying a required password for entering advanced settings;
language, switching Chinese or English;
resetting the timing, and resetting all the timing when the timing is set to be 1;
the pressure difference is broken, when the actual pressure difference value is larger than the set value, the filter is blocked, and when the actual pressure difference value is smaller than the set value, the filter is damaged and the air leakage is caused;
the pressure differential fails, a parameter of the pressure differential threshold is set, and below this value, a filter breakage is indicated.
When in actual use
Stepless speed regulation is carried out on the fan, and the fan is automatically stabilized at a set value; manual operation function: the lighting lamp, the ultraviolet UV lamp, the standby power supply and the fan are started and stopped.
The foregoing description is merely illustrative of specific embodiments of the utility model, and the utility model is not limited to the details shown, since modifications and variations of the foregoing embodiments may be made by those skilled in the art without departing from the spirit and scope of the utility model.
Claims (6)
1. A controller for clean bench, includes mainboard, its characterized in that: the main board comprises a power supply area, a control area and a user connection area;
the power supply area is electrically connected with a power switch, and the power switch is electrically connected with a main power supply and a standby power supply respectively;
the control area comprises a control screen with a screen display and a microcontroller for realizing a timer and a speed regulation function;
the user connection area comprises a filter state sensor, a differential pressure sensor, an airflow sensor, a front window position sensor, an alarm, an illuminating lamp, an ultraviolet lamp and a fan.
2. A controller for a clean bench according to claim 1, wherein: the timer includes a system time timing module, and a run time timing module, the run time being electrically connected to a single, multiple or all of the users in the user connection area.
3. A controller for a clean bench according to claim 1, wherein: the timer controls the time that the single, multiple or all users in the user connection area are started or stopped through the control screen, and the timer can also control the running time of the single, multiple or all users in the user connection area through the control screen.
4. A controller for a clean bench according to claim 1, wherein: the control screen is electrically connected with the fan and outputs a 0-5V signal to control the rotating speed of the fan.
5. A controller for a clean bench according to claim 1, wherein: the wind speed sensor also comprises a flow speed sensor, wherein the flow speed sensor adopts wind speed sensor input with resolution of 0-1.00m/s, 0-10v and 0.01 m/s.
6. A controller for a clean bench according to claim 1, wherein: the differential pressure sensor is a differential pressure sensor of 0-500pa and 4-20 mA.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322216190.8U CN220691287U (en) | 2023-08-17 | 2023-08-17 | Controller for clean workbench |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322216190.8U CN220691287U (en) | 2023-08-17 | 2023-08-17 | Controller for clean workbench |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220691287U true CN220691287U (en) | 2024-03-29 |
Family
ID=90373885
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202322216190.8U Active CN220691287U (en) | 2023-08-17 | 2023-08-17 | Controller for clean workbench |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN220691287U (en) |
-
2023
- 2023-08-17 CN CN202322216190.8U patent/CN220691287U/en active Active
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