CN204086642U - A kind of switching device of optical fiber for heavy metal detector - Google Patents
A kind of switching device of optical fiber for heavy metal detector Download PDFInfo
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- CN204086642U CN204086642U CN201420528235.3U CN201420528235U CN204086642U CN 204086642 U CN204086642 U CN 204086642U CN 201420528235 U CN201420528235 U CN 201420528235U CN 204086642 U CN204086642 U CN 204086642U
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- optical filter
- slide block
- heavy metal
- switching device
- metal detector
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Abstract
The utility model discloses a kind of switching device of optical fiber for heavy metal detector, comprise supporting seat; Propulsion system, comprise and are arranged on motor base on supporting seat and motor; Gearing; Carriage, comprises slide rail, slide block; Optical filter installing component, described optical filter installing component one end is fixedly connected on described slide block, and the other end has n optical filter installation position; Sensing device, comprises anti-dazzling screen, optoelectronic switch, and described anti-dazzling screen is arranged on slide block, and has n shading tooth, and described shading tooth position is corresponding with described optical filter installation position; The utility model drives optical filter installing component to seesaw by driven by motor screw rod, and is equipped with sensing device, makes it possible to the switching automatically carrying out optical filter, saves the time of testing different sample, improve the work efficiency of whole instrument.
Description
Technical field
The utility model relates to food heavy metal field of fast detection, specifically, relates to a kind of switching device of optical fiber for heavy metal detector.
Background technology
The middle national expenditures world 9% less than arable land supported the population in the world 20%, huge grain-production pressure is never cleared up, and the new sorrow of grain security is comed one after another.According to the Chinese Academy of Sciences one research display, China is by nearly 20,000,000 hectares of the cultivated area of the heavy metal pollutions such as cadmium, arsenic, chromium, lead at present, and the healthy and life security of consumer has been subjected to serious threat.So improve food inspection system, control heavy metal pollution arrived instant stage.Tradition traditional food heavy metal rapid detection apparatus is due to the device of the optical filter that do not automatically switch, different samples can only be tested with manual switchover collimating apparatus optical filter, be therefore necessary to find a kind of can Multi-example detect again can the sample detection mode of convenience and high-efficiency that detects of multielement.
Utility model content
In view of this, need to overcome at least one in above-mentioned defect of the prior art.The utility model provides a kind of switching device of optical fiber for heavy metal detector, comprising:
Supporting seat;
Propulsion system, comprise motor, motor base, and described motor is arranged on described motor base, and described motor base is arranged on described supporting seat;
Gearing, comprises connector, screw rod, and described connector one end and described motor output shaft are connected, and the other end and described screw rod are connected, and described screw rod rotates under described electric machine rotation drives;
Carriage, comprises slide rail, slide block, and described slide rail is arranged on described supporting seat, and described slide block is arranged on described slide rail, and described connector is fixedly connected on described slide block, and described slide block slides under the drive of described screw rod;
Optical filter installing component, described optical filter installing component one end is fixedly connected on described slide block, and the other end has n optical filter installation position;
Sensing device, comprises anti-dazzling screen, optoelectronic switch, and described anti-dazzling screen is arranged on slide block, and has n shading tooth, and described shading tooth position is corresponding with described optical filter installation position, and described optoelectronic switch is arranged on described supporting seat.
Described motor drives described bolt rotary by own rotation, thus the optical filter installing component on band movable slider seesaws, and have corresponding relation due to the gear piece of anti-dazzling screen and the position of optical filter, when slide block drives the corresponding gear piece on optical filter and anti-dazzling screen to arrive optoelectronic switch appropriate location, then there is corresponding actions.
According in the utility model background technology to described in prior art, traditional traditional food heavy metal rapid detection apparatus, due to the device of the optical filter that do not automatically switch, can only test different samples with manual switchover collimating apparatus optical filter; And the switching device of optical fiber for heavy metal detector that the utility model provides, optical filter installing component is driven to seesaw by driven by motor screw rod, and be equipped with sensing device, make it possible to the switching automatically carrying out optical filter, save the time of testing different sample, improve the work efficiency of whole instrument.
In addition, disclosed in the utility model, for the switching device of optical fiber of heavy metal detector, also there is following additional technical feature:
Further, described optical filter installing component is optical filter installing plate, rectangularly to intersect to form, have certain angle by two.
Further, the angle ranging from 90 degree.
Further, described carriage comprises slideway and slide block.
Further, described n is 3.
The aspect that the utility model is additional and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage will become obvious and easy understand from the following description of the accompanying drawings of embodiments, wherein:
Fig. 1 is that the utility model assembly forms schematic diagram;
Fig. 2 is the utility model anti-dazzling screen position view.
Wherein, 1, slide rail 2, slide block 3, cross recessed countersunk head sscrew 4, hexagon socket cap head screw 5, optoelectronic switch seat 6, optoelectronic switch 7, motor 8, motor base 9, Cross Recess Head Screw 10, Cross Recess Head Screw 11, Miniature ball linear slide rail 12, anti-dazzling screen 13, cross recess round head screw 14, optical filter installing plate 15 screw rod
Embodiment
Embodiment described below is exemplary, only for explaining the utility model, and can not be interpreted as restriction of the present utility model.
Describe the switching device of optical fiber for heavy metal detector of the present utility model below with reference to accompanying drawings, wherein Fig. 1 is that the utility model assembly forms schematic diagram; Fig. 2 is the utility model anti-dazzling screen position view.
According to embodiment of the present utility model, as Fig. 1,2, shown in, the switching device of optical fiber for heavy metal detector that the utility model provides, comprising:
Supporting seat;
Propulsion system, comprise motor 7, motor base 8, and described motor 7 is arranged on described motor base 8, and described motor base 8 is arranged on described supporting seat;
Gearing, comprises connector, screw rod 15, and described connector one end and described motor 7 output shaft are connected, and the other end and described screw rod 15 are connected, and described screw rod 15 rotates under described motor 7 rotates drive;
Carriage, comprises slide rail 1, slide block 2, and described slide rail 1 is arranged on described supporting seat, and described slide block 2 is arranged on described slide rail 1, and described connector is fixedly connected on described slide block 2, and described slide block 2 slides under the drive of described screw rod 5;
Optical filter installing component, described optical filter installing component one end is fixedly connected on described slide block, and the other end has n optical filter installation position;
Sensing device, comprises anti-dazzling screen 12, optoelectronic switch 6, and described anti-dazzling screen 12 is arranged on slide block 2, and has n shading tooth, and described shading tooth position is corresponding with described optical filter 12 installation position, and described optoelectronic switch 6 is arranged on described supporting seat.
According in the utility model background technology to described in prior art, traditional traditional food heavy metal rapid detection apparatus, due to the device of the optical filter that do not automatically switch, can only test different samples with manual switchover collimating apparatus optical filter; And the switching device of optical fiber for heavy metal detector that the utility model provides, optical filter installing component is driven to seesaw by driven by motor screw rod, and be equipped with sensing device, make it possible to the switching automatically carrying out optical filter, save the time of testing different sample, improve the work efficiency of whole instrument.
According to embodiments more of the present utility model, described optical filter installing component is optical filter installing plate, rectangularly to intersect to form, have certain angle by two.
Further, the angle ranging from 90 degree.
According to embodiments more of the present utility model, described carriage comprises slideway and slide block.
According to embodiments more of the present utility model, described n is 3.
Although be described in detail embodiment of the present utility model with reference to multiple illustrative examples of the present utility model, but it must be understood that, those skilled in the art can design multiple other improvement and embodiment, these improve and embodiment by drop on the utility model principle spirit and scope within.Specifically, within the scope of aforementioned open, accompanying drawing and claim, rational modification and improvement can be made in the layout of parts and/or sub-combination layout, and spirit of the present utility model can not be departed from.Except modification and the improvement of parts and/or layout aspect, its scope is by claims and equivalents thereof.
Claims (5)
1. for a switching device of optical fiber for heavy metal detector, it is characterized in that, comprising:
Supporting seat;
Propulsion system, comprise motor, motor base, and described motor is arranged on described motor base, and described motor base is arranged on described supporting seat;
Gearing, comprises connector, screw rod, and described connector one end and described motor output shaft are connected, and the other end and described screw rod are connected, and described screw rod rotates under described electric machine rotation drives;
Carriage, comprises slide rail, slide block, and described slide rail is arranged on described supporting seat, and described slide block is arranged on described slide rail, and described connector is fixedly connected on described slide block, and described slide block slides under the drive of described screw rod;
Optical filter installing component, described optical filter installing component one end is fixedly connected on described slide block, and the other end has n optical filter installation position;
Sensing device, comprises anti-dazzling screen, optoelectronic switch, and described anti-dazzling screen is arranged on slide block, and has n shading tooth, and described shading tooth position is corresponding with described optical filter installation position, and described optoelectronic switch is arranged on described supporting seat.
2. the switching device of optical fiber for heavy metal detector according to claim 1, is characterized in that, described optical filter installing component is optical filter installing plate, rectangularly to intersect to form, have certain angle by two.
3. the switching device of optical fiber for heavy metal detector according to claim 2, is characterized in that, the angle ranging from 90 degree.
4. the switching device of optical fiber for heavy metal detector according to claim 1, is characterized in that, described carriage comprises slideway and slide block.
5. the switching device of optical fiber for heavy metal detector according to claim 1, is characterized in that, described n is 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420528235.3U CN204086642U (en) | 2014-11-18 | 2014-11-18 | A kind of switching device of optical fiber for heavy metal detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420528235.3U CN204086642U (en) | 2014-11-18 | 2014-11-18 | A kind of switching device of optical fiber for heavy metal detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204086642U true CN204086642U (en) | 2015-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420528235.3U Active CN204086642U (en) | 2014-11-18 | 2014-11-18 | A kind of switching device of optical fiber for heavy metal detector |
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| CN (1) | CN204086642U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106287335A (en) * | 2016-08-16 | 2017-01-04 | 凌云光技术集团有限责任公司 | A kind of light supply apparatus for image sensor performance test |
-
2014
- 2014-11-18 CN CN201420528235.3U patent/CN204086642U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106287335A (en) * | 2016-08-16 | 2017-01-04 | 凌云光技术集团有限责任公司 | A kind of light supply apparatus for image sensor performance test |
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| GR01 | Patent grant |