A kind of instrument with dangerous explosive, drugs detection and metal detection functionTechnical field
The present invention relates to metal detection detecting instrument technical fields, specially a kind of to have dangerous explosive, drugs detectionAnd the instrument of metal detection function.
Background technique
Metal detection detecting instrument mainly applies to airport station etc., and metal detection detecting instrument is dedicated for the personThe detection prevention of upper hiding metal and alloy article, its highly-safe, strong applicability, high sensitivity, investigative range are wide, anti-outerBoundary's interference performance is strong, can 24 hours intelligence be on active service, can the same alarm of acousto-optic, but dangerous explosive, drugs detection whenHave the defects that certain, it is therefore desirable to which internal modifications are carried out to metal detection detecting instrument.
Metal detection detecting instrument in the market, when to its surface, object is detected, be easy to be under pressure extruding toIt is easily damaged the internal structure of metal detection detecting instrument, and the frequent adhesive dust in metal detection detecting instrument surface is to influenceTwin flue detection effect, and be unfavorable for detecting dangerous explosive, drugs and other items, and internal protection mechanism is too simple,To influence metal detection detecting instrument normal work, and external interface component is easily accessible foreign matter, to influence metal detectionThe detection work of detecting instrument, and it is internal without regularly being maintained, thus the problem of being easy internal maintenance failure.
Summary of the invention
The purpose of the present invention is to provide it is a kind of with dangerous explosive, drugs detection and metal detection function instrument,To solve metal detection detecting instrument in the market mentioned above in the background art, when to its surface, object is detected, holdThe internal structure of metal detection detecting instrument is easily damaged vulnerable to pressure extrusion, and metal detection detecting instrument surface passes throughNormal adhesive dust is unfavorable for detecting dangerous explosive, drugs and other items, and internal to influence twin flue detection effectProtection mechanism is too simple, so that metal detection detecting instrument normal work is influenced, and external interface component is easily accessible foreign matter,To influence the detection work of metal detection detecting instrument, and it is internal without regularly being maintained, to be easy internalThe problem of maintenance failure.
To achieve the above object, the invention provides the following technical scheme: a kind of have dangerous explosive, drugs detection and goldBelong to the instrument of detecting function, including main body and card slot are equipped with protection board in the middle part of the main body, and the inside inner wall of main body withIt is fitted closely between the inside inner wall of protection board, slide plate is provided in the middle part of the protection board, and be between protection board and slide plateIt is flexibly connected, the middle part isolation board of the slide plate, the bottom end of the isolation board is fixed with micromotor, and the bottom of micromotorIt is connected with shell, and to be fixedly connected between micromotor and shell, the isolation board is installed close to the two sides of micromotorThere is fan, and to be flexibly connected between micromotor and fan, the micromotor is fixed with ventilation blower close to the two sides of fanStructure, and to be fixedly connected between ventilating mechanisms and shell, the ventilating mechanisms are equipped with protection mechanism close to the both ends of shell, andTo be fixedly connected between protection mechanism and shell, the card slot is installed on the top of ventilating mechanisms, and the top of the card slot is fixedThere is ventilation duct, the card slot is provided with dust-proof mechanism close to the side of ventilation duct, and is that activity connects between shell and dust-proof mechanismIt connects, cleaning mechanism, and the inside inner wall of the inside inner wall of dust-proof mechanism and cleaning mechanism is connected on the inside of the dust-proof mechanismBetween fit closely.
Preferably, it is mounted on spring stack in the middle part of the cleaning mechanism, and is vertical between spring stack and cleaning mechanismStructure, and main body is configured to elastic construction by spring stack and cleaning mechanism.
Preferably, to be flexibly connected between the isolation board and slide plate, and protection board is configured to by isolation board and slide plateLifting structure.
Preferably, the protection mechanism includes clamping plate, cross bar, lever, adjustable column and interface board, and is pushed up inside protection mechanismEnd is mounted on clamping plate, and to be fixedly connected between protection mechanism and clamping plate, the bottom end of the clamping plate is equipped with cross bar, describedThe bottom of cross bar is connected with lever, and parallel between cross bar and lever, and the cross bar is equipped with adjusting close to the side of leverColumn, and be to be fixedly connected between lever and adjustable column.
Preferably, the bottom end of the lever is connected with interface board, and to be fixedly connected between protection mechanism and interface board, instituteIt states to be flexibly connected between protection mechanism and adjustable column, and lever is configured to snap-in structure by adjustable column and interface board.
Preferably, the dust-proof mechanism includes hinge, filter screen, pinch plate and Air Filter, and the inside of dust-proof mechanism is solidSurely there is Air Filter, the dust-proof mechanism is provided with filter screen, and inner wall and Air Filter inside filter screen close to the side of Air FilterInside inner wall between fit closely, be connected with pinch plate in the middle part of the filter screen, the top installation of the filter screen is hingedChain, and be to be flexibly connected between filter screen and hinge.
Preferably, to be flexibly connected between the pinch plate and Air Filter, and filter screen passes through pinch plate and Air Filter structureAs buckle structure.
Preferably, the ventilating mechanisms include heater strip, draft fan and column spinner, and are respectively connected with and add inside ventilating mechanismsHeated filament, and to be flexibly connected between ventilating mechanisms and heater strip, the inner bottom of the ventilating mechanisms is provided with draft fan, and logicalTo fit closely between the inside inner wall of blower structure and the inside inner wall of draft fan, the cleaning mechanism includes slide plate, sliding slot, clearBar and bolt column are managed, and being vertically connected with for cleaning mechanism is equipped with sliding slot, and to be flexibly connected between cleaning mechanism and sliding slot, instituteIt states cleaning mechanism and is connected with slide plate close to the two sides of sliding slot, and to be flexibly connected between sliding slot and slide plate, the inside of the slide plateIt is provided with bolt column.
Preferably, it is fixed with cleaning rod on the inside of the slide plate, and to be fixedly connected between slide plate and cleaning rod, the cunningTo be threadedly coupled between plate and bolt column, and slide plate is configured to slide construction by sliding slot and cleaning rod.
Preferably, it is provided with column spinner in the middle part of the inside of the draft fan, and is that activity connects between draft fan and column spinnerIt connects, and is fitted closely between inner wall and the inside inner wall of card slot inside ventilating mechanisms, and ventilating mechanisms by card slot and lead toFan is configured to detaching structure.
Compared with prior art, beneficial effects of the present invention are as follows:
1, main body of the present invention is configured to elastic construction by spring stack and cleaning mechanism, and protection board passes through isolation board and slide plate structureAs lifting structure, the article on metal detection detecting instrument is supported by the spring stack in main body and protection board,And can reduce the inner components that detecting article excessively squeezes metal detection detecting instrument, so as to which metal detection is detectedThe accessories protecting of instrument is close between main body and protection board between main body and protection board, and by the spring stack after extruding,To facilitate the twin flue hot wind of metal detection detecting instrument by the surface of detecting article, and can be by the table of detecting articleThe dangerous explosive of face band, drugs smell circulation be sent into main body in, make it in cunning by pushing isolation board manuallyOscilaltion campaign between plate and protection board, is fastened between main body and protection board so as to go up and down, and protection can existThe surface of metal detection detecting instrument, and can by the accessories protecting of metal detection detecting instrument protection board and slide plate itBetween, enter in the inner components of metal detection detecting instrument so as to prevent the foreign matter of dangerous explosive, drugs.
2, lever of the present invention is configured to snap-in structure by adjustable column and interface board, by pushing adjustable column and protection manuallyLever between mechanism so as to which lever to be fastened between protection mechanism and interface board, and can prevent foreign matter and enter goldIn the connection equipment for belonging to detection detecting instrument, covered so as to which the interface board of metal detection detecting instrument is carried out surface engagingLid, and facilitate the normal work of metal detection detecting instrument, and pass through protection mechanism upper clamp plate and cross bar so as to incite somebody to actionThe lever of manual activities is buckled on clamping plate and cross bar, and is placed in main body and guarantor convenient for the connecting line of metal detection detecting instrumentIt protects between mechanism, so as to carry out outer protection to metal detection detecting instrument.
3, filter screen of the present invention is configured to buckle structure by pinch plate and Air Filter, by push manually filter screen toThe hinge being able to drive on dust-proof mechanism, and filter screen can be placed in dust-proof mechanism and Air Filter, so as to shellDangerous explosive, drugs between ventilation duct carry out dust filtering, and can prevent the entrance of the dusts such as dangerous explosive, drugsIn the twin flue of metal detection detecting instrument, so as to prevent on the components that are blocked in ventilation duct of dust attachment, and it is logicalCross the pinch plate turned in dust-proof mechanism and Air Filter manually, so as to by filter network card be buckled in dust-proof mechanism and Air Filter itBetween.
4, sliding panel of the present invention is configured to slide construction by sliding slot and cleaning rod, by the sliding slot on cleaning mechanism toSliding panel can be pushed to slide left and right on its surface manually, and cleaning rod can be made to be close between cleaning mechanism and sliding slotSliding, so as to clear up the dust on cleaning mechanism, so as to prevent dangerous explosive, drugs detection dust is remained in clearlyMechanism surface is managed, and can be improved metal detection detecting instrument accuracy, and staff is facilitated to clear up metal detection detectionThe surface dirt of instrument so as to improve the surface induction sensitivity of metal detection detecting instrument, and can be avoided metal spyIt surveys detecting instrument surface adhesive dust and influences ventilation duct detection effect.
5, ventilating mechanisms of the present invention are configured to detaching structure by card slot and draft fan, in ventilating mechanisms and are led to by card slotIt is movable so as to which ventilating mechanisms are mounted between shell and fan between air hose, and can be by the heating in ventilating mechanismsHot wind between silk and draft fan is sent between ventilating mechanisms and ventilation duct, and passes through the ventilation duct of the other side on shell, fromAnd heated hot wind can be re-fed between main body and protection board, and can be to the object between spring stack and cleaning mechanismProduct are detected, and pass through movable clamp groove so as to carry out the components between the ventilating mechanisms and ventilation duct in shellDetachable maintaining maintenance, and detection foreign matter can be prevented and entered in metal detection detecting instrument.
Detailed description of the invention
Fig. 1 is a kind of structural representation of the instrument with dangerous explosive, drugs detection and metal detection function of the present inventionFigure；
Fig. 2 is a kind of protection mechanism structure of the instrument with dangerous explosive, drugs detection and metal detection function of the present inventionSchematic diagram；
Fig. 3 is a kind of dust-proof mechanism structure of the instrument with dangerous explosive, drugs detection and metal detection function of the present inventionSchematic diagram；
Fig. 4 is a kind of ventilating mechanisms structure of the instrument with dangerous explosive, drugs detection and metal detection function of the present inventionSchematic diagram；
Fig. 5 is a kind of cleaning mechanism structure of the instrument with dangerous explosive, drugs detection and metal detection function of the present inventionSchematic diagram.
In figure: 1, main body；2, protection board；3, isolation board；4, slide plate；5, micromotor；6, fan；7, ventilating mechanisms；701, heater strip；702, draft fan；703, column spinner；8, protection mechanism；801, clamping plate；802, cross bar；803, lever；804, it adjustsSegmented column；805, interface board；9, card slot；10, ventilation duct；11, shell；12, dust-proof mechanism；1201, hinge；1202, filter screen；1203, pinch plate；1204, Air Filter；13, spring stack；14, cleaning mechanism；1401, sliding panel；1402, sliding slot；1403, it clears upBar；1404, bolt column.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, completeSite preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based onEmbodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every otherEmbodiment shall fall within the protection scope of the present invention.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more；Term " on ",The orientation or positional relationship of the instructions such as "lower", "left", "right", "inner", "outside", " front end ", " rear end ", " head ", " tail portion " isIt is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or darkShow that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pairLimitation of the invention.In addition, term " first ", " second ", " third " etc. are used for description purposes only, and should not be understood as instruction orImply relative importance.
Please refer to Fig. 1-5, the present invention provides a kind of technical solution: one kind having dangerous explosive, drugs detection and metalThe instrument of detecting function, including main body 1, protection board 2, isolation board 3, slide plate 4, micromotor 5, fan 6, ventilating mechanisms 7, heatingSilk 701, draft fan 702, column spinner 703, protection mechanism 8, clamping plate 801, cross bar 802, lever 803, adjustable column 804, interface board805, card slot 9, ventilation duct 10, shell 11, dust-proof mechanism 12, hinge 1201, filter screen 1202, pinch plate 1203, Air Filter1204, spring stack 13, cleaning mechanism 14, sliding panel 1401, sliding slot 1402, cleaning rod 1403 and bolt column 1404, in main body 1Portion is equipped with protection board 2, and fits closely between the inside inner wall of main body 1 and the inside inner wall of protection board 2, in protection board 2Portion is provided with slide plate 4, and to be flexibly connected between protection board 2 and slide plate 4, the middle part isolation board 3 of slide plate 4, isolation board 3 and slide plateTo be flexibly connected between 4, and protection board 2 is configured to lifting structure by isolation board 3 and slide plate 4, by pushing isolation board 3 manuallySo as to make its oscilaltion campaign between slide plate 4 and protection board 2, main body 1 and protection board 2 are fastened on so as to go up and downBetween, and can will protect on the surface of metal detection detecting instrument, and the accessory of metal detection detecting instrument can be protectedShield enters metal detection detecting instrument between protection board 2 and slide plate 4 so as to prevent the foreign matter of dangerous explosive, drugsInner components in, the bottom end of isolation board 3 is fixed with micromotor 5, and the bottom of micromotor 5 is connected with shell 11, andAnd to be fixedly connected between micromotor 5 and shell 11, isolation board 3 is equipped with fan 6 close to the two sides of micromotor 5, and micro-To be flexibly connected between type motor 5 and fan 6, micromotor 5 is fixed with ventilating mechanisms 7, and ventilation blower close to the two sides of fan 6It is to be fixedly connected between structure 7 and shell 11；
Ventilating mechanisms 7 are equipped with protection mechanism 8 close to the both ends of shell 11, and are fixed company between protection mechanism 8 and shell 11It connects, protection mechanism 8 includes clamping plate 801, cross bar 802, lever 803, adjustable column 804 and interface board 805, and inside protection mechanism 8Top is mounted on clamping plate 801, and to be fixedly connected between protection mechanism 8 and clamping plate 801, the bottom end of clamping plate 801 is equipped withCross bar 802, the bottom of cross bar 802 are connected with lever 803, and parallel between cross bar 802 and lever 803, and cross bar 802 is close to shelvesThe side of bar 803 is equipped with adjustable column 804, and to be fixedly connected between lever 803 and adjustable column 804, and the bottom end of lever 803 connectsIt is connected to interface board 805, and is between protection mechanism 8 and adjustable column 804 to be fixedly connected between protection mechanism 8 and interface board 805It is flexibly connected, and lever 803 is configured to snap-in structure by adjustable column 804 and interface board 805, by pushing adjustable column manuallyLever 803 between 804 and protection mechanism 8, so as to which lever 803 is fastened between protection mechanism 8 and interface board 805,And foreign matter can be prevented and entered in the connection equipment of metal detection detecting instrument, so as to by metal detection detecting instrumentInterface board 805 carries out surface engaging covering, and facilitates the normal work of metal detection detecting instrument, and pass through protection mechanism8 upper clamp plates 801 and cross bar 802 are convenient for so as to which the lever 803 of manual activities to be buckled on clamping plate 801 and cross bar 802The connecting line of metal detection detecting instrument is placed between main body 1 and protection mechanism 8, so as to metal detection detecting instrumentOuter protection is carried out, card slot 9 is installed on the top of ventilating mechanisms 7, and the top of card slot 9 is fixed with ventilation duct 10, and card slot 9 is close to logicalThe side of air hose 10 is provided with dust-proof mechanism 12, and to be flexibly connected between shell 11 and dust-proof mechanism 12, dust-proof mechanism 12Inside is connected with cleaning mechanism 14, and closely pastes between the inside inner wall of dust-proof mechanism 12 and the inside inner wall of cleaning mechanism 14It closes, dust-proof mechanism 12 includes hinge 1201, filter screen 1202, pinch plate 1203 and Air Filter 1204, and dust-proof mechanism 12 is interiorPortion is fixed with Air Filter 1204, and dust-proof mechanism 12 is provided with filter screen 1202, and filter screen close to the side of Air Filter 1204It is fitted closely between 1202 inside inner walls and the inside inner wall of Air Filter 1204, the middle part of filter screen 1202 is connected with pinch plate1203, the top of filter screen 1202 is equipped with hinge 1201, and buckles between filter screen 1202 and hinge 1201 to be flexibly connectedTo be flexibly connected between plate 1203 and Air Filter 1204, and filter screen 1202 is configured to by pinch plate 1203 with Air Filter 1204Buckle structure, by pushing filter screen 1202 manually so as to drive the hinge 1201 on dust-proof mechanism 12, and can be by mistakeStrainer 1202 is placed in dust-proof mechanism 12 and Air Filter 1204, so as to quick-fried to the danger between shell 11 and ventilating mechanisms 7Fried object, drugs carry out dust filtering, and can prevent the dusts such as dangerous explosive, drugs and enter the double of metal detection detecting instrumentIn pipeline, so as to prevent on the components that are blocked in ventilating mechanisms 7 of dust attachment, and by turning dust-proof mechanism manually12 and Air Filter 1204 in pinch plate 1203, so as to which filter screen 1202 is buckled in dust-proof mechanism 12 and Air Filter 1204Between, the middle part of cleaning mechanism 14 is mounted on spring stack 13, and is vertical structure between spring stack 13 and cleaning mechanism 14, andAnd main body 1 is configured to elastic construction by spring stack 13 and cleaning mechanism 14, passes through the spring stack 13 in main body 1 and protection board 2So as to support the article on metal detection detecting instrument, and it can reduce detecting article and excessively squeeze metal detection detectorThe inner components of device, so as to by the accessories protecting of metal detection detecting instrument between main body 1 and protection board 2, and willSpring stack 13 after extruding is close between main body 1 and protection board 2, to facilitate the twin flue of metal detection detecting instrumentThe smell of the dangerous explosive of surface band of detecting article, drugs can be recycled and be sent by the surface of detecting article by hot windEnter in main body 1；
Ventilating mechanisms 7 include heater strip 701, draft fan 702 and column spinner 703, and are respectively connected with heater strip inside ventilating mechanisms 7701, and to be flexibly connected between ventilating mechanisms 7 and heater strip 701, the inner bottom of ventilating mechanisms 7 is provided with draft fan 702,And to fit closely between the inside inner wall of ventilating mechanisms 7 and the inside inner wall of draft fan 702, in the middle part of the inside of draft fan 702Be provided with column spinner 703, and to be flexibly connected between draft fan 702 and column spinner 703, and 7 inside inner wall of ventilating mechanisms andIt is fitted closely between the inside inner wall of card slot 9, and ventilating mechanisms 7 are configured to detaching structure by card slot 9 and draft fan 702,By activity of the card slot 9 between ventilating mechanisms 7 and ventilation duct 10 so as to ventilating mechanisms 7 are mounted on shell 11 and fanBetween 6, and the hot wind between the heater strip 701 in ventilating mechanisms 7 and draft fan 702 can be sent into ventilating mechanisms 7 and ventilationBetween pipe 10, and by the ventilation duct 10 of the other side on shell 11, so as to which heated hot wind is re-fed into main body 1Between protection board 2, and the article between spring stack 13 and cleaning mechanism 14 can be detected, and pass through movable clamp groove9 so as to carry out detachable maintaining maintenance for the components between the ventilating mechanisms 7 in shell 11 and ventilation duct 10, and can be pre-Anti- detection foreign matter enters in metal detection detecting instrument, and cleaning mechanism 14 includes sliding panel 1401, sliding slot 1402, cleaning rod 1403With bolt column 1404, and being vertically connected with for cleaning mechanism 14 is equipped with sliding slot 1402, and between cleaning mechanism 14 and sliding slot 1402To be flexibly connected, cleaning mechanism 14 is connected with sliding panel 1401, and sliding slot 1402 and sliding panel close to the two sides of sliding slot 1402To be flexibly connected between 1401, sliding panel 1401 is internally provided with bolt column 1404, and the inside of sliding panel 1401 is fixed with clearlyBar 1403 is managed, and is between sliding panel 1401 and bolt column 1404 to be fixedly connected between sliding panel 1401 and cleaning rod 1403It is threadedly coupled, and sliding panel 1401 is configured to slide construction by sliding slot 1402 and cleaning rod 1403, by cleaning mechanism 14Sliding slot 1402 so as to push sliding panel 1401 to slide left and right on its surface manually, and cleaning rod 1403 can be made tightIt is slided between cleaning mechanism 14 and sliding slot 1402, so as to the dust cleared up on cleaning mechanism 14, so as to preventDangerous explosive, drugs detection dust remain in 14 surface of cleaning mechanism, and can be improved metal detection detecting instrument accuracy,And staff is facilitated to clear up the surface dirt of metal detection detecting instrument, so as to improve metal detection detecting instrumentSurface induction sensitivity, and can be avoided metal detection detecting instrument surface adhesive dust and influence 10 detection effect of ventilation duct；
The working principle of the present embodiment: this has the detecting instrument of dangerous explosive, drugs detection and metal detection function, passes throughStart 60BLDC micromotor 5 so as to drive fan 6 to be rotated, so as to which the hot wind of working process to be sent intoIn ventilating mechanisms 7, and by the A2020 heater strip 701 in ventilating mechanisms 7 to draft fan 702 of arranging in pairs or groups, and it can will process itHot wind afterwards is sent into main body 1, rises it up and down between slide plate 4 and protection board 2 by pushing isolation board 3 manuallyDrop movement, is fastened between main body 1 and protection board 2 so as to go up and down, and can will protect in metal detection detecting instrumentSurface, and can be by the accessories protecting of metal detection detecting instrument between protection board 2 and slide plate 4, so as to prevent to endangerDangerous explosive, drugs foreign matter enter in the inner components of metal detection detecting instrument, by card slot 9 in 7 He of ventilating mechanismsIt is movable so as to which ventilating mechanisms 7 are mounted between shell 11 and fan 6 between ventilation duct 10, and can be by ventilating mechanismsHot wind between heater strip 701 in 7 and draft fan 702 is sent between ventilating mechanisms 7 and ventilation duct 10, and passes through shell 11The ventilation duct 10 of the upper other side, so as to which heated hot wind is re-fed between main body 1 and protection board 2, and can be rightArticle between spring stack 13 and cleaning mechanism 14 is detected, and by movable clamp groove 9 so as to will be in shell 11Components between ventilating mechanisms 7 and ventilation duct 10 carry out detachable maintaining maintenance, and can prevent detection foreign matter and enter metal spyIt surveys in detecting instrument, the object on metal detection detecting instrument is supported by the spring stack 13 in main body 1 and protection board 2Product, and can reduce the inner components that detecting article excessively squeezes metal detection detecting instrument, so as to by metal detectionSpring stack 13 after extruding is close to main body 1 and protected by the accessories protecting of detecting instrument between main body 1 and protection board 2Between backplate 2, to facilitate the twin flue hot wind of metal detection detecting instrument by the surface of detecting article, and it can will visitThe smell circulation of the dangerous explosive of surface band, drugs of surveying article is sent into main body 1, by pushing 804 He of adjustable column manuallyLever 803 between protection mechanism 8, so as to which lever 803 is fastened between protection mechanism 8 and interface board 805, and canPrevent foreign matter to enter in the connection equipment of metal detection detecting instrument, so as to by the interface board of metal detection detecting instrument805 carry out surface engaging covering, and facilitate the normal work of metal detection detecting instrument, and by pressing from both sides on protection mechanism 8Plate 801 and cross bar 802 are convenient for metal so as to which the lever 803 of manual activities to be buckled on clamping plate 801 and cross bar 802The connecting line of detection detecting instrument is placed between main body 1 and protection mechanism 8, so as to carry out to metal detection detecting instrumentOuter protection pushes sliding panel 1401 to be controlled on its surface manually by the sliding slot 1402 on cleaning mechanism 14Sliding, and cleaning rod 1403 can be made to be close between cleaning mechanism 14 and sliding slot 1402 and slided, so as to clear up descaling machineDust on structure 14, so as to prevent dangerous explosive, drugs detection dust remains in 14 surface of cleaning mechanism, and can mentionHigh metal detects detecting instrument accuracy, and facilitates the surface dirt of staff's cleaning metal detection detecting instrument, thusIt can be improved the surface induction sensitivity of metal detection detecting instrument, and can be avoided metal detection detecting instrument surface attachment ashDirt influences 10 detection effect of ventilation duct, drives the hinge on dust-proof mechanism 12 by pushing filter screen 1202 manually1201, and filter screen 1202 can be placed in dust-proof mechanism 12 and Air Filter 1204, so as to shell 11 and ventilation blowerDangerous explosive, drugs between structure 7 carry out dust filtering, and can prevent the dusts such as dangerous explosive, drugs and enter metalIn the twin flue for detecting detecting instrument, so as to prevent on the components that are blocked in ventilating mechanisms 7 of dust attachment, and pass throughThe pinch plate 1203 in dust-proof mechanism 12 and Air Filter 1204 is turned, manually so as to which filter screen 1202 is buckled in dust-proof machineBetween structure 12 and Air Filter 1204, here it is the detecting instruments that this has dangerous explosive, drugs detection and metal detection functionWorking principle.
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art,It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.With replacement, all within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in thisWithin the protection scope of invention.