CN209662296U - Detector - Google Patents

Abstract

The utility model relates to detecting instrument technical fields, and in particular to a kind of detector is equipped with depression generator in main casing including main casing and the detector for being connected to main casing one end；Accommodating chamber is formed between detector and main casing, depression generator is connected with accommodating chamber；The opening being connected to accommodating chamber is offered on detector；Main casing is connected with camera on one end of detector, and camera is located in accommodating chamber, and camera is used to shoot the scene of opening；Depression generator generates negative pressure, so that being negative pressure in accommodating chamber, so that opening generates suction, to adsorb to foreign matter；Detector is connected by wired or wireless mode with external display again, the picture that camera takes is shown by display, so that the process and effect of removal foreign matter are visual at any time, user is no longer blindly operated, and misoperation is avoided to give human body bring pain.

Description

Detector

Technical field

The utility model relates to detecting instrument technical fields, and in particular to a kind of detector.

Background technique

Can there are the foreign matter for needing to remove a bit, such as blackhead, acne, greasy dirt, ear canal secretion or nasal secretions on human body Object etc..

The method for now removing above-mentioned foreign matter, generally removal manually, such as apply and tear facial mask or needle and clean blackhead, with earpick Spoon removes ear canal secretion manually or clears up nasal secretion etc. with cotton swab.

It is cumbersome and inconvenient by the way of removal foreign matter manually.And the process for removing foreign matter is not visible, and it can only be blindly Operation.When misoperation (such as blind earpick road secretion), pain can be brought to human body, or even bring further lesion.

Utility model content

The main purpose of the utility model is to provide a kind of detection that the process that can be removed foreign matter and remove foreign matter is visual Instrument.

In order to realize above-mentioned technical problem, the utility model provides a kind of detector, including main casing and is connected to institute The detector of main casing one end is stated, is equipped with depression generator in the main casing；Between the detector and the main casing Accommodating chamber is formed, the depression generator is connected with the accommodating chamber；

The opening being connected to the accommodating chamber is offered on the detector；The main casing close to the detector one Camera is connected on end, the camera is located in the accommodating chamber, and the camera is used to shoot the field of the opening Scape.

Detector provided by the utility model is provided with depression generator, and depression generator is connected with accommodating chamber, Depression generator generates negative pressure, so that being negative pressure in accommodating chamber, so that opening generates suction, thus to foreign matter It is adsorbed.Detector provided by the utility model is equipped with camera also in accommodating chamber, for shooting the scene of opening.Inspection It surveys instrument to be connected by wired or wireless mode with external display again, the picture that camera takes is shown by display Out, so that the process and effect of removal foreign matter are visual at any time, user is no longer blindly operated, and avoids misoperation to people Body bring pain.

It further, further include the installation part in the accommodating chamber, the installation part includes fixed underpan and connection In the guard column shell on the fixed underpan；The fixed underpan is connected with the main casing close to one end of the detector It connects, the guard column valve jacket is on the camera.

Further, the main casing is equipped with installation end face close to one end of the detector, sets on the installation end face There is the installation side wall for protruding from the installation end face surface；The fixed underpan and the installation side wall are far from the installation end face One end be tightly connected, form closed air cavity between the installation end face, installation side wall and the fixed underpan；It is described Installation offers the stomata for being connected to the depression generator and the air cavity on end face, offers connection on the fixed underpan The blow vent of the air cavity and the accommodating chamber；The guard column shell is set to one of the fixed underpan far from the installation side wall End, the camera are connected and fixed on the installation end face and pass through the fixed underpan and extend into the guard column shell.

Further, multiple blow vents are opened up on the fixed underpan, multiple blow vents are along the guard column The circumferentially-spaced of shell is uniformly set on the fixed underpan.

Further, the installation end face is equipped with the mounting post protruded to the fixed underpan side, the mounting post Inside offer installation through-hole；The intercommunicating pore being connected to the installation through-hole is offered on the installation end face, the main casing Inner space is connected to by the intercommunicating pore and the installation through-hole with the accommodating chamber.

Further, be connected with the second sealing ring in the side edge of the fixed underpan, second sealing ring with it is described The inner surface of installation side wall, which is interference fitted and realizes, to be detachably connected.

Further, the depression generator is aspiration pump；The first installation position and the second peace are equipped in the main casing Position is filled, relatively described second installation position in first installation position is further from the detector；The aspiration pump is set to described first In installation position, and it is connected by snorkel with the stomata；Circuit board, the circuit board are installed on second installation position It is equipped with control circuit, the aspiration pump and the camera are electrically connected to the control circuit respectively.

Further, the camera includes camera lens, and the camera lens is towards described in the setting of the direction of the opening and face Opening setting.

Further, at least one illumination light-emitting diode is equipped in the accommodating chamber.

It further, further include Wi-Fi module, the Wi-Fi module is electrically connected to the control circuit.

Detailed description of the invention

The advantages of the utility model is above-mentioned and/or additional aspect will become from the description of the embodiment in conjunction with the following figures Obviously and it is readily appreciated that, in which:

Fig. 1 is the perspective view of an embodiment of detector provided by the utility model；

Fig. 2 is the explosive view of detector shown in FIG. 1；

Fig. 3 is the enlarged drawing of the region Fig. 2 A；

Fig. 4 is the schematic diagram at another visual angle of suction nozzle shown in Fig. 2；

Fig. 5 is the perspective view of another embodiment of suction nozzle provided by the utility model；

Fig. 6 is the perspective view of an embodiment of auriscope provided by the utility model；

Fig. 7 is the perspective view of an embodiment of asoscope head provided by the utility model；

Fig. 8 is the schematic diagram at another visual angle of rear shell shown in Fig. 2；

Fig. 9 is the assembling schematic diagram of camera shown in Fig. 2 and fixing seat；

Figure 10 is the schematic diagram at another visual angle of installation part shown in Fig. 3；

Figure 11 is the schematic diagram at another visual angle of fixing seat shown in Fig. 3；

Figure 12 is the light support plate of an embodiment of detector provided by the utility model and the assembling schematic diagram of camera；

Figure 13 is the illumination light-emitting diode and fixed underpan of another embodiment of detector provided by the utility model Assembling schematic diagram；

Figure 14 is the schematic diagram that mounting groove and perforation are opened up on fixed underpan shown in Figure 13；

Figure 15 is the rearview of fixing seat shown in Fig. 3；

Wherein corresponding relationship of the Fig. 1 into Figure 15 between appended drawing reference and component names are as follows:

1, main casing, 2, suction nozzle, 3, opening, the 4, first sealing ring, 5, aspiration pump, 6, aspirating hole, 7, venthole, 8, ventilation Pipe, 9, circuit board, 10, camera, 11, Wi-Fi module, the 12, second sealing ring, 13, mounting post, 14, installation through-hole, 15, peace Piece installing, 16, fixed underpan, 17, guard column shell, 18, blow vent, 19, stomata, 20, installation side wall, 21, fixing groove, 22, card edge, 23, battery, 24, charge data coffret, 25, vanity mirror, 26, front housing, 27, rear shell, 28, start key, 29, tune up key, 30, Turn key, 31, installation end face, 33, fixing seat, the 34, first installation position, the 35, second installation position, 36, light support plate, 37, illumination hair down Optical diode, 38, jack, 39, mounting groove, 40, perforation, 41, auriscope, 42, asoscope head, 43, camera lens, 44, intercommunicating pore.

Specific embodiment

In order to be more clearly understood that the above objects, features, and advantages of the utility model, with reference to the accompanying drawing and have The utility model is further described in detail in body embodiment.It should be noted that in the absence of conflict, this Shen The feature in embodiment and embodiment please can be combined with each other.

Referring to FIG. 1, a kind of embodiment of detector provided by the utility model, including main casing 1 and it is connected to main casing The detector of 1 one end of body, main casing 1 is interior to be equipped with depression generator.

Fig. 2 and Fig. 3 are please referred to, forms accommodating chamber between detector and main casing 1, depression generator is connected with accommodating chamber Logical, depression generator makes the interior generation negative pressure of accommodating chamber can be used for inhaling blackhead, acne and greasy dirt etc. to generate suction.Inspection The opening 3 being connected with accommodating chamber is offered on gauge head.Main casing 1 is connected with camera 10 on one end of detector, takes the photograph Picture head 10 is located in accommodating chamber, and camera 10 is used to shoot the scene at opening 3.Since camera 10 is located in accommodating chamber Portion shoots the scene at the opening 3 being connected with accommodating chamber and is more clear, so that the process of detector adsorption of foreign matter is visual Effect it is more preferable.And there is no other objects between camera 10 and opening 3, photographic effect is apparent.

Fig. 4 to Fig. 7 is please referred to, detector is suction nozzle 2, auriscope 41 or asoscope head 42.When detector is suction nozzle 2, use In inhaling blackhead or acne etc., opening 3 is used for and skin contact, and the blackhead sopped up or acne etc. are attached to the edge of opening 3.Root It, can be with the detector with different size and shape of designed openings 3 according to suction and using the needs of position.Such as: opening 3 is big hole Or the detector of small sircle hole, opening 3 are detector of ellipse etc., it is not limited here.

Crystallite grinding machine head can also be added in opening 3, to play the role of exfoliating, clogging of pores is prevented, improves skin.

Referring to FIG. 6, for being inserted into ear canal, being carried out to the internal structure of ear canal when detector is auriscope 41 Observation.Starting depression generator work makes detector generate suction, can also absorb the secretion or foreign matter in ear canal.Tool Body, the front end geometry of auriscope 41 is corresponding with ear canal, so that the front end of auriscope 41 is inserted into ear canal.

Referring to FIG. 7, for being inserted into nasal cavity, carrying out observation detection to nasal cavity when detector is asoscope head 42.It opens Dynamic depression generator work makes detector generate suction, can also clear up the secretion or foreign matter absorbed in nasal cavity.Specifically The front end geometry of ground asoscope head 42 is corresponding with nostril, so that the front end of asoscope head 42 is inserted into nasal cavity.

It is tightly connected between detector and main casing 1, prevents gas leakage, play better adsorption effect.

Fig. 4 and Fig. 5 is please referred to, is detachably connected between detector and main casing 1, is conveniently replaceable detector.Optionally, One end of main casing 1 is equipped with the first sealing ring 4, and detector is placed on one end of main casing 1, and with 4 interference of the first sealing ring Cooperation, can either play the role of sealing, additionally it is possible to which realization is detachably connected.And first sealing ring 4 be elastic soft material system At, after repeatedly mounting and dismounting, also it is hardly damaged, it is durable.

Fig. 2 and Fig. 8 is please referred to, is equipped with the first installation position 34 and the second installation position 35,34 phase of the first installation position in main casing 1 For the second installation position 35 further from detector.

In the present embodiment, depression generator is aspiration pump 5, and aspiration pump 5 is set in the first installation position 34, and by logical Tracheae 8 is connected with stomata 19.Specifically, aspiration pump 5 includes aspirating hole 6 and venthole 7, and aspiration pump 5 is taken out by aspirating hole 6 The gas being pumped in is discharged outside aspiration pump 5 by venthole 7 for gas.

The aspirating hole 6 of aspiration pump 5 is connected by snorkel 8 with stomata 19.Aspiration pump 5 works, and is received by 8 Duis of snorkel Cavity pumping so that the air pressure in accommodating chamber is lower than the air pressure outside detector, as negative pressure, and then generates suction, in turn Have the function that adsorption of foreign matter.

Aspiration pump 5 includes motor.Since the first installation position 34 is far from detector, and then aspiration pump 5 is kept away also far from detector Exempt from the motor operations of aspiration pump 5 and interfere camera 10, to influence the imaging effect of camera 10.

And since aspiration pump 5 is set to from detector remote position, so that the gas circuit of pumping and outlet extends, gas Road is more smooth, avoids having some setbacks because of gas circuit, and causes adsorption effect decrease or do not have the effect of absorption.

Circuit board 9 is equipped in second installation position 35, circuit board 9 is equipped with control circuit, and aspiration pump 5 is electrically connected with control circuit It connects.Control circuit controls aspiration pump 5 and works, and controls the sucking rate of aspiration pump 5, so that the size of controlled suction, passes through setting Suction adjustable detector meets the needs of user is to different suction.Specifically, be additionally provided on main casing 1 at least one by Key, each key are electrically connected with control circuit, thus by working by key control control circuit, to control detector work Make.

Since the second installation position 35 is located at from the closer position of detector 3, and then circuit board 9 also just is located at from detector 3 Closer position, so that key is respectively positioned on from the closer position of detector 3.When using detector, it is remote to hold main casing 1 Position from detector (i.e. the bottom of main casing 1), and key is located above (and from the closer position of detector), facilitates behaviour Make, is also prevented from handgrip part and accidentally contacts key.

In the present embodiment, key there are three setting on main casing 1, respectively start key 28 tune up key 29 and turn key 30 down, Start key 28 tunes up key 29 and turns key 30 down and is electrically connected with control circuit.The work of aspiration pump 5 is controlled by start key 28 and is stopped Only, to control the function that detector starts and stops absorption.5 sucking rate of aspiration pump is controlled by tuning up key 29 and turning key 30 down Size, to control the size of detector suction.

In other embodiments, main casing 1 is equipped with touch panel, and touch panel is electrically connected with control circuit, passes through touching Control the size of panel control aspiration pump 5 work and suction.Working condition, the suction size of aspiration pump 5 are also shown on touch panel Etc. information.

Camera 10 includes camera lens 43, and camera lens 43 is arranged towards the direction of opening 3 and 3 setting of face opening, shooting distance It is short, structure length can not only be saved, to reduce the overall volume of detector, so that detector is more compact light, moreover it is possible to Make being more clear for picture photographing.

Specifically, the distance between camera 10 and opening 3 are 1~1.8cm, and the picture taken is clear.

Camera 10 is also electrically connected with control circuit, and the picture transmission that camera 10 takes is to control circuit.

Referring to FIG. 2, detector further includes Wi-Fi module 11, Wi-Fi module 11 is also electrically connected with control circuit.Control Circuit realizes wireless connection, the picture that control circuit takes camera 10 by Wi-Fi module 11 and mobile communication terminal It is wirelessly transmitted on the software of mobile communication terminal and is played simultaneously by Wi-Fi module 11, so that user can be at any time See the process and effect of Adsorption foreign matter.Specifically, Wi-Fi module 11 is set on circuit board 9.

Fig. 3, Fig. 9 and Figure 15 are please referred to, specifically, main casing 1 is equipped with installation end face 31, installation close to one end of detector End face 31 is equipped with the mounting post 13 of protrusion, offers in mounting post 13 and passes through installation through-hole 14, offered on installation through-hole 14 with The intercommunicating pore 44 that installation through-hole 14 is connected to.The inner space of main casing 1 is connected by intercommunicating pore 44 and installation through-hole 14 and accommodating chamber It is logical.It 14 face of installation through-hole opening 3 and is coaxially disposed with opening 3, camera 10 is installed in installation through-hole 14 and passes through connection Hole 44 is electrically connected with control circuit.

Fig. 3 and Figure 10 is please referred to, detector further includes the installation part 15 in accommodating chamber, and installation part 15 includes fixed bottom Disk 16 and the guard column shell 17 being connected on fixed underpan 16.Fixed underpan 16 is connected with main casing 1 close to one end of detector It connects, fixed underpan 16 can be by being interference fitted, snapping connection or the modes such as screw connection are connected with main casing 1.

Guard column shell 17 is placed on camera 10, and to protect to camera 10, when preventing from removing detector, foreign object is scraped Bad camera 10.Specifically, guard column shell 17 and fixed underpan 16 are perpendicular, and guard column shell 17 is in hollow cylindric, Gu Determine that chassis 16 is rounded, the eyeglass flush of the camera lens 43 of one end and camera 10 of the separate fixed underpan 16 of guard column shell 17 Or the eyeglass of slightly above camera lens 43.

Figure 11 is please referred to, the installation side wall 20 for being additionally provided on end face 31 and protruding from installation 31 surface of end face, fixed bottom are installed Disk 16 and installation side wall 20 are tightly connected far from one end of installation end face 31, installation end face 31, installation side wall 20 and fixed underpan Closed air cavity is formed between 16, and the stomata 19 that connection depression generator and air cavity is offered on end face 31, fixed bottom are installed The blow vent 18 of connection air cavity and accommodating chamber is offered on disk 16.Guard column shell 17 is set to fixed underpan 16 far from installation side wall 20 One end, camera 10 be connected and fixed on installation end face 31 on and pass through fixed underpan 16 extend into guard column shell 17.

Filter cotton is additionally provided in air cavity, filter cotton is used for impurity screening, prevents the impurity such as the blackhead sopped up or grease from passing through Stomata 19 enters inside main casing 1.

Optionally, multiple blow vents 18 are opened up on fixed underpan 16, so that air-flow is more evenly, so that at opening 3 Suction more evenly, use is more comfortable.Also, it realizes divide air-flow in this way, compared to the multiple snorkels 8 of setting Mode realizes a point air-flow, and structure is simpler, and structural volume is small, and gas circuit will not be caused unsmooth because snorkel 8 tangles.Specifically Ground, multiple blow vents 18 are arranged around guard column shell 17, and multiple blow vents 18 are uniformly set along the circumferentially-spaced of guard column shell 17 In on fixed underpan 16.

In the present embodiment, multiple blow vents 18 are circle.

In other embodiments, multiple blow vents 18 are long arc shape, increase throughput.

Fixing groove 21 is opened up in the side edge of fixed underpan 16, and the second sealing ring 12 is fixed in fixing groove 21.Fixed bottom The side edge of disk 16 is inserted into installation side wall 20, and the inner surface of the second sealing ring 12 and installation side wall 20 is interference fitted, the Two sealing rings 12 had not only increased fixed underpan 16 and had installed the leakproofness of side wall 20, but also made fixed underpan 16 and installation side wall 20 It is detachably connected, installation and removal are convenient, convenient for cleaning and replacement.

Card is additionally provided in side edge on fixed underpan 16 along 22, card is along 22 for being stuck in installation side wall 20 and installation end face On 31 opposite one end, so that there are gaps between fixed underpan 16 and installation end face 31 to forming air cavity, fixed bottom is prevented Disk 16 is in contact with installation end face 31 to cause to block stomata 19.

The mounting post 13 installed on end face 31 is protruded to the side of fixed underpan 16.

Figure 12 is please referred to, is equipped at least one illumination light-emitting diode 37 in accommodating chamber.At least one two pole of illumination light-emitting Pipe 37 is electrically connected with control circuit, and control circuit is used to control the working condition of illumination light-emitting diode 37.Illumination light-emitting two Pole pipe 37 is used to be illuminated in accommodating chamber and at opening 3, and it is clear to be conducive to the picture that camera 10 takes.Optionally, Illumination light-emitting diode 37 emits white light or yellow light, good illumination effect.

Specifically, detector further includes light support plate 36, and light support plate 36 is in a ring and intermediate equipped with jack 38, and camera 10 is pacified Loaded in jack 38, each illumination light-emitting diode 37 is set on light support plate 36, and light support plate 36 is fixed in installation through-hole 14.

In the present embodiment, the quantity of illumination light-emitting diode 37 is multiple, and is set in installation through-hole 14 and is in ring Shape arrangement is simultaneously coaxial with opening 3, and is arranged around camera 10, and since multiple illumination light-emitting diodes 37 are equal and opening 3 is same Axis, light path is short, good illumination effect.

In another embodiment, Figure 13 and Figure 14 are please referred to, at least one illumination light-emitting diode 37 is set to and fixes On chassis 16.Specifically, at least one and the one-to-one mounting groove of illumination light-emitting diode 37 are offered on fixed underpan 16 39, each illumination light-emitting diode 37 is installed in a corresponding mounting groove 39.It is also provided with perforation 40 in each mounting groove 39, Each illumination light-emitting diode 37 passes sequentially through perforation 40, installation through-hole 14 is electrically connected with control circuit.

Battery 23 is additionally provided in second installation position 35, battery 23 is also electrically connected with control circuit, and battery 23 is used for control Circuit is powered so that its work.

Charge data coffret 24 is additionally provided in main casing 1, charge data coffret 24 is electrically connected with control circuit, Charge data coffret 24 is for charging and data transmission.Control circuit is for controlling charge data coffret 24 to battery 23 chargings.Charge data coffret 24 can also be connected by data line with external display, so that camera 10 be clapped The picture taken the photograph is played simultaneously on external display.

It is additionally provided with vanity mirror 25 on the outer surface of main casing 1, is sucking blackhead Back mirror confirmation entirety convenient for user Effect.It is coated with fingerprint proof membrane on vanity mirror 25, prevents from leaving fingerprint and influencing mirror surface aesthetics.

In the present embodiment, main casing 1 includes front housing 26, rear shell 27 and fixing seat 33.Front housing 26 and rear shell 27 are interlocked, It is easy to produce convenient for the assembling of internal components.Start key 28 tunes up key 29 and turns key 30 down on front housing 26, vanity mirror 25 are set in rear shell 27.

Main casing 1 is applied not only to the various devices inside receiving, and it is hand-held to be also used for user.The two of 1 outer surface of main casing Side is equipped with anti-skid device, prevents user from falling when holding detector because of rubber sleeve.

In the present embodiment, the two sides of 1 outer surface of main casing are equipped with the arc non-slip groove of corresponding finger, arc non-slip groove It is put into when holding detector for user.

In an another embodiment, the two sides of 1 outer surface of main casing are equipped with multiple spaced anti-sliding ribs of protrusion, Anti-skidding effect can be played.

Fixing seat 33 is connected to front housing 26 on one end of detector.End face 31 is installed to be set in fixing seat 33, first Sealing ring 4 is set on the side wall of fixing seat 33.

Detector provided by the utility model is provided with depression generator, and depression generator is connected with accommodating chamber, Depression generator generates negative pressure, so that being negative pressure in accommodating chamber, so that opening generates suction, thus to foreign matter It is adsorbed.Detector provided by the utility model is equipped with camera 10 also in accommodating chamber, for shooting the field at opening 3 Scape.Detector is connected by wired or wireless mode with external display again, and the picture that camera 10 takes passes through aobvious Show that device is shown, so that the process and effect of removal foreign matter are visual at any time, user is no longer blindly operated, and avoids operating It is improper to give human body bring pain.

In the description of the present invention, it should be noted that the orientation or positional relationship of the instructions such as term " on ", "lower" To be based on the orientation or positional relationship shown in the drawings, it is merely for convenience of describing the present invention and simplifying the description, without referring to Show or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot manage Solution is limitations of the present invention.In addition, term " first ", " second " are used for description purposes only, and should not be understood as indicating Or imply relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connection ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, be also possible to be electrically connected；Can be direct connection, can also by intermediary indirect communication, It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition The concrete meaning of language in the present invention.In addition, in the description of the present invention, unless otherwise indicated, " multiples' " contains Justice is two or more.

The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model Within the scope of shield.

Claims (10)

1. a kind of detector, it is characterised in that: including main casing and the detector for being connected to described main casing one end, the main casing It is equipped with depression generator in vivo；Form accommodating chamber between the detector and the main casing, the depression generator with The accommodating chamber is connected；

The opening being connected to the accommodating chamber is offered on the detector；The main casing is on one end of the detector It is connected with camera, the camera is located in the accommodating chamber, and the camera is used to shoot the scene of the opening.

2. detector according to claim 1, it is characterised in that: further include the installation part in the accommodating chamber, institute State the guard column shell that installation part includes fixed underpan He is connected on the fixed underpan；The fixed underpan and the main casing One end close to the detector is connected, and the guard column valve jacket is on the camera.

3. detector according to claim 2, it is characterised in that: the main casing is equipped with close to one end of the detector End face is installed, the installation end face is equipped with the installation side wall for protruding from the installation end face surface；The fixed underpan and institute It states installation side wall to be tightly connected far from one end of the installation end face, the installation end face, the installation side wall and the fixation Closed air cavity is formed between chassis；The gas for being connected to the depression generator and the air cavity is offered on the installation end face Hole offers the blow vent for being connected to the air cavity and the accommodating chamber on the fixed underpan；The guard column shell is set to described The one end of fixed underpan far from the installation side wall, the camera are connected and fixed on the installation end face and pass through described solid Determine chassis to extend into the guard column shell.

4. detector according to claim 3, it is characterised in that: multiple blow vents are opened up on the fixed underpan, Multiple blow vents are uniformly set on the fixed underpan along the circumferentially-spaced of the guard column shell.

5. detector according to claim 3, it is characterised in that: the installation end face is equipped with to the fixed underpan one The mounting post of side protrusion, offers installation through-hole in the mounting post；It is offered on the installation end face and the installation through-hole The inner space of the intercommunicating pore of connection, the main casing is connected by the intercommunicating pore and the installation through-hole and the accommodating chamber It is logical.

6. detector according to claim 3, it is characterised in that: it is close to be connected with second in the side edge of the fixed underpan The inner surface of seal, second sealing ring and the installation side wall, which is interference fitted and realizes, to be detachably connected.

7. detector according to claim 3, it is characterised in that: the depression generator is aspiration pump；The main casing It is equipped with the first installation position and the second installation position in vivo, relatively described second installation position in first installation position is further from the detection Head；The aspiration pump is set in first installation position, and is connected by snorkel with the stomata；Second installation position On circuit board is installed, the circuit board is equipped with control circuit, the aspiration pump and the camera respectively with the control Circuit electrical connection.

8. detector according to claim 7, it is characterised in that: the camera includes camera lens, and the camera lens is towards institute State the setting that is open described in the direction setting of opening and face.

9. detector according to claim 1, it is characterised in that: be equipped at least one illumination light-emitting two in the accommodating chamber Pole pipe.

10. detector according to claim 7, it is characterised in that: it further include Wi-Fi module, the Wi-Fi module and institute State control circuit electrical connection.