CN104297804A - Metal detecting instrument for food - Google Patents
Metal detecting instrument for food Download PDFInfo
- Publication number
- CN104297804A CN104297804A CN201410559116.9A CN201410559116A CN104297804A CN 104297804 A CN104297804 A CN 104297804A CN 201410559116 A CN201410559116 A CN 201410559116A CN 104297804 A CN104297804 A CN 104297804A
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- metal
- food
- electric control
- control gear
- detection instrument
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- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
The invention discloses a metal detecting instrument for food. The metal detecting instrument comprises a metal detector and an electric control device. The metal detector is based on the equilibrium principle, and the electric control device comprises a signal processor (DSP) and a human-computer interface. The aim that the metal detecting instrument is used for detecting ferrous metal, nonferrous metal and alloy impurities in the food is achieved, the design structure is reasonable, the metal detecting instrument with reliable and stable detecting performance is designed, detecting metal generating signals are processed by a processor and are displayed by the human-computer interface, operation is fast and convenient, and the detecting result is accurate.
Description
Technical field
The present invention relates to the metal detection of food service industry, specifically belong to a kind of food metal detection instrument.
Background technology
In a lot of industry such as tobacco, plastics, food, cement, papermaking, weaving, timber processing, often can cause device damage owing to being mixed with metal in material, product quality declines, and have impact on normal production, makes producer suffer economic loss.Metal detection device can well solve above Problems existing.The metal detection device studied herein, is mainly used in the on-line checkingi of tobacco business flow production line, detects timely and accurately and reject metallic impurity, ensures that produce safe and orderly carries out, enhances productivity.
Summary of the invention
The object of this invention is to provide a kind of food metal detection instrument, for the problem of the detection of the ferrous metal in food, non-ferrous metal and alloy impurity, design organization is reasonable, by designing the reliable and stable metal detector of a detection perform, detect metal and produce signal by processor process, and shown by man-machine interface, operate quick and convenient, testing result is accurate.
The technical solution used in the present invention is as follows:
A kind of food metal detection instrument, comprises and has metal detector, electric control gear, and described metal detector adopts balanced type principle, and described electric control gear comprises signal processor DSP and man-machine interface.
Described metal detector adopts balanced type principle, and the transmission frequency range of adjustment of electromagnetic launcher is at 80 ~ 800KHz.
Described metal detector inside is divided into three groups of coils, i.e. central transmitting coil and two reciprocity receiving coils.
The signal that described electric control gear adopts high performance signal processor DSP process metal detector to detect.
The DSP signal processor internal storage that described electric control gear adopts can record different metal signal, detects, can store 200 kinds of product parameters in production testing.
Described electric control gear adopts DSP and single-chip microcomputer to combine to carry out data sampling and data processing to detection signal.
Compared with the prior art, beneficial effect of the present invention is as follows:
The present invention by design metal detector, is adopted DSP and single-chip microcomputer to combine and carries out data sampling and data processing to detection signal, improve Detection results, and shown by man-machine interface, wait and show testing result intuitively.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is metal detector Inside coil circuit diagram of the present invention.
Embodiment
See accompanying drawing, a kind of food metal detection instrument, comprises and has metal detector, electric control gear.Described metal detector adopts balanced type principle, and described electric control gear comprises signal processor DSP and man-machine interface.Described metal detector adopts balanced type principle, and the transmission frequency range of adjustment of electromagnetic launcher is at 80 ~ 800KHz.Described metal detector inside is divided into three groups of coils, i.e. central transmitting coil and two reciprocity receiving coils.The signal that described electric control gear adopts high performance signal processor DSP process metal detector to detect.The DSP signal processor internal storage that described electric control gear adopts can record different metal signal, detects, can store 200 kinds of product parameters in production testing.Described electric control gear adopts DSP and single-chip microcomputer to combine to carry out data sampling and data processing to detection signal, improve Detection results.When producing, ferromagnetic metalloid does not enter detecting area affects Distribution of Magnetic Field, produce magnetic flux or eddy effect, produce induced voltage, amplify through prime amplifier, signals collecting is sent into signal processor DSP, through signal processor DSP and single-chip microcomputer to collection signal process, after analysis, by man-machine interface, testing result is shown, accurately convenient, automaticity is high.
Claims (6)
1. a food metal detection instrument, comprises and has metal detector, electric control gear, and described metal detector adopts balanced type principle, and described electric control gear comprises signal processor DSP and man-machine interface.
2. a kind of food metal detection instrument according to claim 1, is characterized in that: described metal detector adopts balanced type principle, and the transmission frequency range of adjustment of electromagnetic launcher is at 80 ~ 800KHz.
3. a kind of food metal detection instrument according to claim 1 and 2, is characterized in that: described metal detector inside is divided into three groups of coils, i.e. central transmitting coil and two reciprocity receiving coils.
4. a kind of food metal detection instrument according to claim 1, is characterized in that: the signal that described electric control gear adopts high performance signal processor DSP process metal detector to detect.
5. a kind of food metal detection instrument according to claim 1 or 4, it is characterized in that: the DSP signal processor internal storage that described electric control gear adopts can record different metal signal, detect in production testing, 200 kinds of product parameters can be stored.
6. a kind of food metal detection instrument according to claim 5, is characterized in that: described electric control gear adopts DSP and single-chip microcomputer to combine to carry out data sampling and data processing to detection signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410559116.9A CN104297804A (en) | 2014-10-20 | 2014-10-20 | Metal detecting instrument for food |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410559116.9A CN104297804A (en) | 2014-10-20 | 2014-10-20 | Metal detecting instrument for food |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104297804A true CN104297804A (en) | 2015-01-21 |
Family
ID=52317606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410559116.9A Pending CN104297804A (en) | 2014-10-20 | 2014-10-20 | Metal detecting instrument for food |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104297804A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104635271A (en) * | 2015-03-13 | 2015-05-20 | 陈蔼珊 | Metal detecting method and metal detecting system based on mobile terminal |
| CN113655185A (en) * | 2021-08-01 | 2021-11-16 | 王星元 | Integrated food detection device and mobile phone interconnection scheme |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120098667A1 (en) * | 2010-10-07 | 2012-04-26 | Mettler-Toledo Safeline Limited | Method for monitoring the operation of a metal detection system and metal detection system |
| CN102759752A (en) * | 2012-07-25 | 2012-10-31 | 彭磊 | Metal detection device and detection method |
| CN103576206A (en) * | 2012-07-31 | 2014-02-12 | 上海太易检测技术有限公司 | Metal detector |
| CN103592339A (en) * | 2012-06-15 | 2014-02-19 | 梅特勒-托利多安全线有限公司 | Device and method for detecting metallic contaminants in a product |
| CN203842836U (en) * | 2014-05-16 | 2014-09-24 | 哈尔滨学院 | Screening equipment for detecting heavy metals of vacuum pouch foods |
-
2014
- 2014-10-20 CN CN201410559116.9A patent/CN104297804A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120098667A1 (en) * | 2010-10-07 | 2012-04-26 | Mettler-Toledo Safeline Limited | Method for monitoring the operation of a metal detection system and metal detection system |
| CN103592339A (en) * | 2012-06-15 | 2014-02-19 | 梅特勒-托利多安全线有限公司 | Device and method for detecting metallic contaminants in a product |
| CN102759752A (en) * | 2012-07-25 | 2012-10-31 | 彭磊 | Metal detection device and detection method |
| CN103576206A (en) * | 2012-07-31 | 2014-02-12 | 上海太易检测技术有限公司 | Metal detector |
| CN203842836U (en) * | 2014-05-16 | 2014-09-24 | 哈尔滨学院 | Screening equipment for detecting heavy metals of vacuum pouch foods |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104635271A (en) * | 2015-03-13 | 2015-05-20 | 陈蔼珊 | Metal detecting method and metal detecting system based on mobile terminal |
| CN113655185A (en) * | 2021-08-01 | 2021-11-16 | 王星元 | Integrated food detection device and mobile phone interconnection scheme |
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| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150121 |