CN204228596U - Band automatic cleaning function nephelometer - Google Patents
Band automatic cleaning function nephelometer Download PDFInfo
- Publication number
- CN204228596U CN204228596U CN201420746325.XU CN201420746325U CN204228596U CN 204228596 U CN204228596 U CN 204228596U CN 201420746325 U CN201420746325 U CN 201420746325U CN 204228596 U CN204228596 U CN 204228596U
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- China
- Prior art keywords
- turbidity
- module
- connects
- microprocessor
- probe tip
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- Expired - Fee Related
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- Optical Measuring Cells (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The utility model discloses the nephelometer of band automatic cleaning function, it comprises surface-mounted integrated circuit, surface-mounted integrated circuit is integrated with microprocessor, microprocessor is connected with LCDs, microprocessor connects the AD sampling module being used for image data, and AD sampling module connects turbid ity signal processing module; Microprocessor also connects the first photoelectric isolation module for exporting and the second photoelectric isolation module, turbid ity signal processing module connects turbidity probe tip, turbidity probe tip is connected with turbidity cleaning motor, turbidity cleaning motor is connected with scraper plate, and the end face of scraper plate contacts with the searchlighting hole of turbidity probe tip.Turbid ity signal processing module connects turbidity probe tip, turbidity probe tip connects automatic cleaning function turbidity cleaning motor, so just per can clean driven by motor scraper plate by turbidity half an hour and clean inspecting hole end face in turbidity probe tip, guarantee the accuracy detected.
Description
Technical field
The utility model relates to a kind of nephelometer of automatic cleaning function, belongs to nephelometer technical field.
Background technology
nephelometerbe the device measuring water turbidity, include scattering type, transmitted light formula and transmitted scattered light formula etc., be referred to as optical profile type nephelometer.Its principle is, when light is irradiated on liquid level, there is certain correlationship between ratio and water sample turbidity in incident intensity, transmitted light intensity, scattered light intensity, is measured the turbidity of water sample each other by the ratio measuring transmitted light intensity, scattered light intensity and incident intensity or transmitted light intensity and scattered light intensity.Optical profile type nephelometer has for laboratory, also has and carries out Automatic continuous mensuration for scene.Existing in-line turbidimeter on the market, sensor is not with automatic cleaning function, for guaranteeing the accuracy of monitoring, needing often cleaning and safeguarding; Also there is the problem that volume is larger, the number of wiring board is many in existing secondary instrument simultaneously, as: the polylith wiring boards such as display board, mainboard, power panel, signal plate, and also adopt many resolution elements, integration degree is low, and result of use is not ideal enough.
Summary of the invention
The technical problems to be solved in the utility model is: provide that a kind of integration degree is high, volume is little, and the nephelometer of easy to operate band automatic cleaning function, to overcome the deficiencies in the prior art.
The technical solution of the utility model is: the nephelometer of band automatic cleaning function, it comprises surface-mounted integrated circuit, surface-mounted integrated circuit is integrated with microprocessor, microprocessor is connected with LCDs, microprocessor connects the AD sampling module being used for image data, and AD sampling module connects turbid ity signal processing module; Microprocessor also connects the first photoelectric isolation module for exporting and the second photoelectric isolation module, and the first photoelectric isolation module connects DAC output module; Second photoelectric isolation module connects height alarm module, DAC output module connects voltage transitions current module, turbid ity signal processing module connects turbidity probe tip, turbidity probe tip is connected with turbidity cleaning motor, turbidity cleaning motor is connected with scraper plate, and the end face of scraper plate contacts with the searchlighting hole of turbidity probe tip.
The nephelometer of above-mentioned automatic cleaning function is, microprocessor is connected with the clock module of displaying time.
Turbidity cleaning motor is connected with at microprocessor.
The nephelometer of aforesaid automatic cleaning function is, turbidity cleaning motor is connected on AD sampling module, and turbidity cleaning motor is connected with scraper plate, and the end face of scraper plate contacts with the aperture of AD sampling module.
Compared with the prior art, the utility model adopts mount technology, and integration degree is high, it is wide that all components and parts are integrated into 130mm() * 120mm(is high) one piece of wiring board on, eliminate complicated functional switch and adjusting knob, and it is little to have possessed volume, advantage easy to install and use.And LCDs adopts Chinese display, operate explicit.Turbid ity signal processing module connects turbidity probe tip, turbidity probe tip connects automatic cleaning function turbidity cleaning motor, so just per can clean driven by motor scraper plate by turbidity half an hour and clean inspecting hole end face in turbidity probe tip, guarantee the accuracy detected.
Accompanying drawing explanation
Accompanying drawing 1 is circuit theory diagrams of the present utility model;
Accompanying drawing 2 is turbidity cleaning motor and the structural representation of scraper plate.
Embodiment
Embodiment of the present utility model: as shown in Figure 1, microprocessor 1 adopts existing uPSD3234A-40U6 chip, and the function of a CPU is not only by microprocessor 1, and it also has the space storing data and program.UPSD3234A has two panels flash storage, and wherein the main Flsah storer of 128K is for filling program; Secondly the secondary Flash of 32K is for storing data.Microprocessor 1 connecting fluid crystal display screen 2, LCDs 2 adopts MGLS-19264, major function be show to turbidity value, and provide the operation interface of full Chinese, person's operation easy to use.The MGLS-19264 selected can provide the display of figure, letter and Chinese character.Microprocessor 1 connects the AD1112IDGST that AD sampling module 3, the AD sampling module 3 being used for image data selects binary channels 16, and only adopt turbidity value with a passage, another passage is not used.AD sampling module 3 connects turbid ity signal processing module 4.Turbid ity signal processing module 4 adopts the paster 272C of a SOP8 encapsulation, and volume is 1/10 of the signal processing part partial volume of traditional turbidity.Microprocessor 1 also connects the first photoelectric isolation module 5 and the second photoelectric isolation module 6 for exporting, second photoelectric isolation module 6 connects height alarm module 8, first photoelectric isolation module 5 connects DAC output module 7, DAC output module 7 and connects voltage transitions current module 9.The effect of photoelectric isolation module 5 and 6 be output with turbidity employing part not common-battery source, do not disturb each other.DAC output module 7 adopts DAC7512 chip, and volume only has 1/20 of common DAC chip, and height alarm module 8 mainly provides on-off model.Voltage transitions current module 9 adopts LM324 chip.DAC output module 7 is that the number of 12 touches conversion chip, digital signal is converted to the voltage of 1 ~ 5V, then converts the electric current of 4 ~ 20mA to by voltage transitions current module 9.
Microprocessor 1 is connected with the clock module 10 of displaying time, and clock module 10 adopts DS12C887, and major function is for the turbidity value of instrumentation function and autostore provides time reference.Turbid ity signal processing module 4 connects turbidity probe tip 11, turbidity probe tip 11 is connected with turbidity cleaning motor 12, and turbidity cleaning motor 12 is connected with scraper plate 14, and the end face of scraper plate 14 contacts with the searchlighting hole of turbidity probe tip 11, during work, scraper plate swings within the specific limits, as Fig. 2.The power module that wiring board is arranged adopts HAT10-0512-NF and HDN3-5S24, alternating current 220V Power convert is become direct current 5V and ± 12V, again the 5V of direct current is converted to 24V, the power module 13 that wiring board is arranged adopts HAS2.5-12-W, and alternating current 220V Power convert is become direct current 12V.
Claims (2)
1. the nephelometer with automatic cleaning function, it comprises surface-mounted integrated circuit, it is characterized in that: on surface-mounted integrated circuit, be integrated with microprocessor (1), microprocessor (1) is connected with LCDs (2), microprocessor (1) connects the AD sampling module (3) being used for image data, and AD sampling module (3) connects turbid ity signal processing module (4); Microprocessor (1) also connects the first photoelectric isolation module (5) for exporting and the second photoelectric isolation module (6), and the first photoelectric isolation module (5) connects DAC output module (7); Second photoelectric isolation module (6) connects height alarm module (8), DAC output module (7) connects voltage transitions current module (9), turbid ity signal processing module (4) connects turbidity probe tip (11), turbidity probe tip (11) is connected with turbidity cleaning motor (12), turbidity cleaning motor (12) is connected with scraper plate (13), and the end face of scraper plate (13) contacts with the searchlighting hole of turbidity probe tip (11).
2. the nephelometer of automatic cleaning function according to claim 1, is characterized in that: microprocessor (1) is connected with the clock module (10) of displaying time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420746325.XU CN204228596U (en) | 2014-12-03 | 2014-12-03 | Band automatic cleaning function nephelometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420746325.XU CN204228596U (en) | 2014-12-03 | 2014-12-03 | Band automatic cleaning function nephelometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204228596U true CN204228596U (en) | 2015-03-25 |
Family
ID=52926676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420746325.XU Expired - Fee Related CN204228596U (en) | 2014-12-03 | 2014-12-03 | Band automatic cleaning function nephelometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204228596U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109490256A (en) * | 2018-09-29 | 2019-03-19 | 武汉丰蓝科技有限公司 | The marine domestic sewage turbidity detection device and detection method for having self-cleaning function |
-
2014
- 2014-12-03 CN CN201420746325.XU patent/CN204228596U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109490256A (en) * | 2018-09-29 | 2019-03-19 | 武汉丰蓝科技有限公司 | The marine domestic sewage turbidity detection device and detection method for having self-cleaning function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150325 Termination date: 20161203 |