CN209673450U - A kind of air quality detector gas collecting device - Google Patents

Abstract

The utility model provides a kind of air quality detector gas collecting device, including detector ontology, parcel shelf, gas collection box structure, gas purification box structure, dust-proof installation box structure, pallet, card, fastening screw, support plate, fixed ring, rope, lanyard, mounting plate, master control switch and detection control switch, the parcel shelf are embedded in the middle position on detector ontology front surface top；The gas collection box structure is mounted on the middle position on the left of parcel shelf front surface.The utility model expansion box, air inlet pipe, air intake valve, connecting tube, fixed block, block and partition and expansion box are provided with exhaust pipe, and the setting of drain tap and exhaust connection is conducive to be collected the gas that needs detect；Gas filtration box, air inlet insertion pipe, fixture block, filter core, escape pipe, the setting of outlet valve and outlet connecting tube are conducive to be filtered the gas of collection.

Description

A kind of air quality detector gas collecting device

Technical field

The utility model belongs to technical field of environment protection equipment more particularly to a kind of air quality detector is filled with gas collecting It sets.

Background technique

With the development of economy, modernization step is accelerated, and resulting environmental problem also becomes further serious.In air The particulate matters composition such as dust, sulfuric acid, nitric acid aerosol systems, that is, haze, cause dysopia, influencing people's life cycle People's health also is being affected while border, surrounding air is administered very urgent.To detect environmental air quality, Chinese Ministry of Environmental Protection Door is collected environmental gas frequently with various equipment, is convenient for subsequent detection, and only general acquisition equipment is not often Have mobility, be often fixed on specific collection point and carry out operation, the gas volume of acquisition is often not fixed, and generally all It is that disposable acquisition is completed, does not have period, carrys out some errors for subsequent detection work belt.General acquisition equipment is only capable of examining The gas of specified level height is measured, in certain circumstances, the air of different height, endoparticle content is neither identical.

China Patent Publication No. is CN107884236A, and invention and created name is a kind of environmental protection environmental gas acquisition dress It sets, including pedestal, main box is provided with above the pedestal, the main tank body front surface is provided with acquisition door and pressure detecting dress It sets, and the pressure-detecting device extends to inside main box, is provided with circular boop disk, the circular boop disk one at the top of the main box Side is provided with placement cabinet, and the placement cabinet surface is provided with cover board, and control panel, the main tank are equipped with inside the placement cabinet Body is internally provided with collection air bag, is equipped with servo motor above the collection air bag, the servo motor output end and circular boop disk are defeated Enter end to connect；High-intensitive balloon is provided with above the main box, the high intensity balloon surface is provided with Seal Kit, described Vertical frame line is arranged in high-intensitive balloon surface below Seal Kit, and vertical line frame bottom is fixed on circular boop disk by nylon rope On, gas collection bucket is provided on the inside of the vertical frame line, the gas collection bucket is connected by gas collecting tube with collection air bag air inlet, the collection Tracheae side is equipped with power supply line；The chassis interior is equipped with battery, and the battery side is equipped with control circuit board, And the surface of control circuit board is equipped with time relay module, the base exterior side is provided with push rod, the base bottom Universal wheel is installed, and universal wheel surface is equipped with self-locking mechanism.But existing air quality detector is filled with gas collecting Set that there is also gas collection effect is poor, it has not been convenient to the gas of collection is filtered and do not have control device is carried out it is dust-proof The problem of.

Therefore, a kind of air quality detector is invented to be very necessary with gas collecting device.

Utility model content

In order to solve the above-mentioned technical problem, the utility model provides a kind of air quality detector gas collecting device, It is poor to solve existing air quality detector gas collecting device gas collection effect, it has not been convenient to which that the gas of collection is carried out It filters and does not have and carry out dust-proof problem to control device.A kind of air quality detector gas collecting device, including inspection Survey instrument ontology, parcel shelf, gas collection box structure, gas purification box structure, dust-proof installation box structure, pallet, card, fastening spiral shell Nail, support plate, fixed ring, rope, lanyard, mounting plate, master control switch and detection control switch, the parcel shelf are embedded in The middle position on detector ontology front surface top；During the gas collection box structure is mounted on the left of parcel shelf front surface Between position；The gas purification box structure is fixed on the right lower quadrant of parcel shelf front surface；The dust-proof installation box structure is set Set the middle position in detector ontology front surface lower part；The pallet screw is connected to the centre of detector ontology front surface Position；The card is connected to the middle position of tray upper surface by fastening screw；The support plate bolt is connected to The lower right side of detector ontology；Under the fixed ring is respectively welded on the right side of the top on the right side of support plate and support plate Portion；The rope system connects in fixed ring；The lanyard is glued to the lower left quarter of detector ontology；The mounting plate Screw is connected to the middle position of detector ontology front surface bottom；The master control switch and detection control switch is from left to right Successively it is embedded in the middle position of mounting plate front surface；The gas collection box structure includes expansion box, air inlet pipe, intake valve Door, connecting tube, fixed block, block and partition, the air inlet pipe are embedded in the middle position on the left of expansion box；The air inlet Valve is threaded in the left side of air inlet pipe；The connecting tube is threaded in the left side of air intake valve；The fixed block Screw is connected to the middle position of expansion box inside upper part；The block is welded on the lower left quarter on the inside of expansion box；Described Baffle shaft connects in the lower part of fixed block front surface.

Preferably, the expansion box is provided with exhaust pipe, drain tap and exhaust connection, and the exhaust pipe is inlayed Middle position on the right side of expansion box；The drain tap is threaded in the right side of exhaust pipe；The exhaust connection It is threaded in the right side of drain tap.

Preferably, the upper surface of the pallet is provided with the silicagel pad with a thickness of one millimeter to three millimeters；The silicon The upper surface of rubber mat is provided with "-" type anti-skid chequer；The pallet with a thickness of two millimeters to four millimeters.

Preferably, the width of the rope is set as four millimeters to six millimeters；The length of the rope is arranged It is 12 centimetres to 16 centimetres；The rope specifically uses nylon rope.

Preferably, the expansion box is connected with air inlet pipe；The junction of the expansion box and air inlet pipe is provided with Rubber seal；The air inlet pipe is connected with air intake valve；The junction of the air inlet pipe and air intake valve is provided with Rubber seal；The air intake valve is connected with connecting tube；The junction of the air intake valve and connecting tube is provided with Rubber seal；The expansion box is connected with exhaust pipe；The junction of the expansion box and exhaust pipe is provided with rubber Sealing ring；The exhaust pipe is connected with drain tap；The junction of the exhaust pipe and drain tap is provided with rubber Sealing ring；The drain tap is connected with exhaust connection；The junction of the drain tap and exhaust connection is set It is equipped with rubber seal.

Preferably, the internal diameter of the connecting tube is set as 16 millimeters to 18 millimeters；The connecting tube is specifically adopted Use stainless steel flexible hose.

Preferably, the gas purification box structure includes gas filtration box, air inlet insertion pipe, fixture block, filter core, outlet Pipe, outlet valve and outlet connecting tube, the air inlet insertion pipe are embedded in the middle position on the left of gas filtration box；Described Fixture block is separately positioned on the left and right sides of filter core；The fixture block is glued to the top in middle position on the inside of gas filtration box respectively The lower part and；The filter core is plugged on the middle position of fixture block and fixture block；The escape pipe is embedded on the right side of gas filtration box Middle position；The outlet valve is threaded in the right side of escape pipe；The outlet connecting tube is threaded in out The right side of air valve.

Preferably, the internal diameter of the air inlet insertion pipe is set as 18 millimeters to 20 millimeters；The air inlet grafting The length of pipe is set as two centimetres to four centimetres；The air inlet insertion pipe specifically uses rubber tube.

Preferably, the dust-proof installation box structure includes fixed bin, protective cover, handle, lock-screw, Anti-slip cover, Gu Fixed pole and fixation hole, the protective cover are socketed in the right side of fixed bin；The handle is connected to protection by lock-screw The left side of lid front surface；The Anti-slip cover is socketed in the middle position of handle outer surface；The fixed link is embedded in respectively The lower part on the inside of top and fixed bin on the inside of fixed bin；The fixation hole is provided with the left and right two of fixed link front surface respectively Side.

Preferably, the wall thickness of the Anti-slip cover is set as two millimeters to four millimeters；The length of the Anti-slip cover is arranged It is two centimetres to four centimetres；The Anti-slip cover specifically uses silica gel sheath.

Preferably, the internal diameter of the fixation hole is set as two millimeters to four millimeters；The fixation hole obtains internal turning There is screw thread；The horizontal spacing of the fixation hole and fixation hole is set as four centimetres to six centimetres.

Preferably, the air inlet insertion pipe and exhaust connection grafting are arranged.

Preferably, the expansion box is embedded in the front surface of parcel shelf.

Preferably, the gas filtration box is glued to the front surface of parcel shelf.

Preferably, the fixed bin screw is connected to the front surface of detector ontology.

Preferably, master control switch is electrically connected detection control switch；The detection control switch is electrically connected Detector ontology.

Preferably, detector of the detector ontology with regard to sweet and sour model MEF500 type.

Compared with prior art, the utility model has the following beneficial effects:

1. in the utility model, the expansion box, air inlet pipe, air intake valve, connecting tube, fixed block, block and partition And expansion box is provided with exhaust pipe, the setting of drain tap and exhaust connection is conducive to carry out the gas that needs detect It collects.

2. in the utility model, the gas filtration box, air inlet insertion pipe, fixture block, filter core, escape pipe, outlet valve With the setting of outlet connecting tube, be conducive to be filtered the gas of collection.

3. in the utility model, the fixed bin, protective cover, handle, lock-screw, Anti-slip cover, fixed link and fixation The setting in hole, control device progress to be mounted needed for being conducive to are dust-proof.

4. in the utility model, the upper surface of the pallet is provided with the silicagel pad with a thickness of one millimeter to three millimeters； The upper surface of the silicagel pad is provided with "-" type anti-skid chequer；The pallet with a thickness of two millimeters to four millimeters, favorably In preventing the article on pallet from falling off.

5. in the utility model, the width of the rope is set as four millimeters to six millimeters；The rope Length is set as 12 centimetres to 16 centimetres；The rope specifically uses nylon rope, is conducive to the pine for improving rope Sigma compactness.

6. in the utility model, the expansion box is connected with air inlet pipe；The connection of expansion box and the air inlet pipe Place is provided with rubber seal；The air inlet pipe is connected with air intake valve；The connection of air inlet pipe and the air intake valve Place is provided with rubber seal；The air intake valve is connected with connecting tube；The connection of air intake valve and the connecting tube Place is provided with rubber seal；The expansion box is connected with exhaust pipe；The junction of the expansion box and exhaust pipe is set It is equipped with rubber seal；The exhaust pipe is connected with drain tap；The junction of the exhaust pipe and drain tap is set It is equipped with rubber seal；The drain tap is connected with exhaust connection；The drain tap and exhaust connection Junction is provided with rubber seal, is conducive to more convenient gas be made to circulate.

7. in the utility model, the internal diameter of the connecting tube is set as 16 millimeters to 18 millimeters；The connection Pipe specifically uses stainless steel flexible hose, is conducive to that the angle of connecting tube is adjusted.

8. in the utility model, the internal diameter of the air inlet insertion pipe is set as 18 millimeters to 20 millimeters；Described The length of air inlet insertion pipe is set as two centimetres to four centimetres；The air inlet insertion pipe specifically uses rubber tube, the side of being conducive to Just air inlet insertion pipe is installed.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is the structural schematic diagram of the gas collection box structure of the utility model.

Fig. 3 is the structural schematic diagram of the gas purification box structure of the utility model.

Fig. 4 is the structural schematic diagram of the dust-proof installation box structure of the utility model.

In figure:

1, detector ontology；2, parcel shelf；3, gas collection box structure；31, expansion box；311, exhaust pipe；312, it is vented Valve；313, exhaust connection；32, air inlet pipe；33, air intake valve；34, connecting tube；35, fixed block；36, block；37, every Plate；4, gas purification box structure；41, gas filtration box；42, air inlet insertion pipe；43, fixture block；44, filter core；45, escape pipe；46, Outlet valve；47, outlet connecting tube；5, dust-proof installation box structure；51, fixed bin；52, protective cover；53, handle；54, locking screw Nail；55, Anti-slip cover；56, fixed link；57, fixation hole；6, pallet；7, card；8, fastening screw；9, support plate；10, fixed ring； 11, rope；12, lanyard；13, mounting plate；14, master control switchs；15, control switch is detected.

Specific embodiment

The utility model is described further below in conjunction with attached drawing:

Embodiment:

As shown in attached drawing 1 to attached drawing 4

The utility model provides a kind of air quality detector gas collecting device, including detector ontology 1, parcel shelf 2, gas collection box structure 3, gas purification box structure 4, dust-proof installation box structure 5, pallet 6, card 7, fastening screw 8, support Plate 9, fixed ring 10, rope 11, lanyard 12, mounting plate 13, master control switch 14 and detection control switch 15, the parcel shelf 2 are embedded in the middle position on 1 front surface top of detector ontology；The gas collection box structure 3 is mounted on the positive table of parcel shelf 2 The middle position of left side of face；The gas purification box structure 4 is fixed on the right lower quadrant of 2 front surface of parcel shelf；Described is dust-proof The middle position of 1 front surface lower part of detector ontology is arranged in installation box structure 5；6 screw of pallet is connected to detector The middle position of 1 front surface of ontology；The card 7 is connected to the middle position of 6 upper surface of pallet by fastening screw 8；Institute 9 screw of support plate stated is connected to the lower right side of detector ontology 1；It is right that the fixed ring 10 is respectively welded at support plate 9 The lower part on 9 right side of top and support plate of side；11 system of rope connects in fixed ring 10；The lanyard 12 is glued to The lower left quarter of detector ontology 1；13 screw of mounting plate is connected to the middle position of 1 front surface bottom of detector ontology； The master control switch 14 and detection control switch 15 is from left to right successively embedded in the middle position of 13 front surface of mounting plate；Institute The gas collection box structure 3 stated includes expansion box 31, air inlet pipe 32, air intake valve 33, connecting tube 34, fixed block 35, block 36 With partition 37, the air inlet pipe 32 is embedded in the middle position in 31 left side of expansion box；The air intake valve 33 is threadedly coupled In the left side of air inlet pipe 32；The connecting tube 34 is threaded in the left side of air intake valve 33；35 screw of fixed block It is connected to the middle position of 31 inside upper part of expansion box；The block 36 is welded on the lower left quarter of 31 inside of expansion box；It is described 37 axis of partition connect in the lower part of 35 front surface of fixed block.

In above-described embodiment, specifically, the expansion box 31 is provided with exhaust pipe 311, drain tap 312 and exhaust connect Adapter tube 313, the exhaust pipe 311 are embedded in the middle position on 31 right side of expansion box；The drain tap 312 is threadedly coupled On the right side of exhaust pipe 311；The exhaust connection 313 is threaded in the right side of drain tap 312.

In above-described embodiment, specifically, the upper surface of the pallet 6 is provided with the silicon with a thickness of one millimeter to three millimeters Rubber mat；The upper surface of the silicagel pad is provided with "-" type anti-skid chequer；The pallet 6 with a thickness of two millimeters to four milli Rice.

In above-described embodiment, specifically, the width of the rope 11 is set as four millimeters to six millimeters；Described mentions The length of drawstring 11 is set as 12 centimetres to 16 centimetres；The rope 11 specifically uses nylon rope.

In above-described embodiment, specifically, the expansion box 31 is connected with air inlet pipe 32；The expansion box 31 with into The junction of tracheae 32 is provided with rubber seal；The air inlet pipe 32 is connected with air intake valve 33；The air inlet pipe 32 are provided with rubber seal with the junction of air intake valve 33；The air intake valve 33 is connected with connecting tube 34；It is described Air intake valve 33 and the junction of connecting tube 34 be provided with rubber seal；The expansion box 31 is connected with exhaust pipe 311 It is logical；The junction of the expansion box 31 and exhaust pipe 311 is provided with rubber seal；The exhaust pipe 311 and exhaust valve Door 312 is connected；The junction of the exhaust pipe 311 and drain tap 312 is provided with rubber seal；The exhaust valve Door 312 is connected with exhaust connection 313；The junction of the drain tap 312 and exhaust connection 313 is provided with rubber Sealing ring.

In above-described embodiment, specifically, the internal diameter of the connecting tube 34 is set as 16 millimeters to 18 millimeters；It is described Connecting tube 34 specifically use stainless steel flexible hose.

In above-described embodiment, specifically, the gas purification box structure 4 includes gas filtration box 41, air inlet insertion pipe 42, fixture block 43, filter core 44, escape pipe 45, outlet valve 46 and outlet connecting tube 47, the air inlet insertion pipe 42 are embedded in gas The middle position in 41 left side of body filter cartridge；The fixture block 43 is separately positioned on the left and right sides of filter core 44；The fixture block 43 It is glued to the upper and lower part in 41 inside middle position of gas filtration box respectively；The filter core 44 is plugged on fixture block 43 and fixture block 43 middle position；The escape pipe 45 is embedded in the middle position on 41 right side of gas filtration box；The outlet valve 46 It is threaded in the right side of escape pipe 45；The outlet connecting tube 47 is threaded in the right side of outlet valve 46.

In above-described embodiment, specifically, the internal diameter of the air inlet insertion pipe 42 is set as 18 millimeters to 20 millimeters； The length of the air inlet insertion pipe 42 is set as two centimetres to four centimetres；The air inlet insertion pipe 42 specifically uses rubber Pipe.

In above-described embodiment, specifically, the dust-proof installation box structure 5 includes fixed bin 51, protective cover 52, handle 53, lock-screw 54, Anti-slip cover 55, fixed link 56 and fixation hole 57, the protective cover 52 are socketed in the right side of fixed bin 51； The handle 53 is connected to the left side of 52 front surface of protective cover by lock-screw 54；The Anti-slip cover 55 is socketed in handle The middle position of 53 outer surfaces；The fixed link 56 is embedded in 51 inside of top and fixed bin of 51 inside of fixed bin respectively Lower part；The fixation hole 57 is provided with the left and right sides of 56 front surface of fixed link respectively.

In above-described embodiment, specifically, the wall thickness of the Anti-slip cover 55 is set as two millimeters to four millimeters；Described is anti- The length of sliding sleeve 55 is set as two centimetres to four centimetres；The Anti-slip cover 55 specifically uses silica gel sheath.

In above-described embodiment, specifically, the internal diameter of the fixation hole 57 is set as two millimeters to four millimeters；Described consolidates Determine hole 57 internal turning have screw thread；The horizontal spacing of the fixation hole 57 and fixation hole 57 is set as four centimetres to six lis Rice.

In above-described embodiment, specifically, the air inlet insertion pipe 42 and 313 grafting of exhaust connection are arranged.

In above-described embodiment, specifically, the expansion box 31 is embedded in the front surface of parcel shelf 2.

In above-described embodiment, specifically, the gas filtration box 41 is glued to the front surface of parcel shelf 2.

In above-described embodiment, specifically, 51 screw of fixed bin is connected to the front surface of detector ontology 1.

In above-described embodiment, specifically, the master control switch 14 is electrically connected detection control switch 15；The detection Control switch 15 is electrically connected detector ontology 1.

In above-described embodiment, specifically, detector of the detector ontology 1 with regard to sweet and sour model MEF500 type.

Working principle

When the utility model is used, holding lanyard 12 first lifts detector ontology 1, then detector ontology 1 It is moved to the position for needing to detect or collect gas, while then pressing master control switch 14, Pen-down detection control switch 15 is opened Opening 1 pair of detector ontology needs the gas detected to detect；Connecting tube 34 is mounted on the one end for needing to collect gas, Then the gas for opening the acquisition of air intake valve 33 gas one end passes through air inlet pipe 32 by connecting tube 34, and then gas passes through air inlet Pipe 32 is entered in expansion box 31 and is stored, and when if desired the gas in expansion box 31 being purified, air inlet is inserted Adapter tube 42 is inserted in exhaust connection 313, then opens drain tap 312, then the gas in expansion box 31 passes through exhaust pipe 311 enter in exhaust connection 313, and then gas enters in air inlet insertion pipe 42 by exhaust connection 313, then gas Body enters in gas filtration box 41 by air inlet insertion pipe 42, and then the gas in gas filtration box 41 is using in filter core 44 Gas is purified, and purified gas in gas filtration box 41 can be discharged after then opening outlet valve 46, gas While body is discharged, the gas being discharged in gas filtration box 41 can be detected again using detector ontology 1.

Using technical solution described in the utility model or those skilled in the art in technical solutions of the utility model Under inspiration, similar technical solution is designed, and reaches above-mentioned technical effect, is the protection model for falling into the utility model It encloses.

Claims (10)

1. a kind of air quality detector gas collecting device, which is characterized in that the air quality detector gas collecting Device includes detector ontology (1), parcel shelf (2), gas collection box structure (3), gas purification box structure (4), dust-proof installation Box structure (5), pallet (6), card (7), fastening screw (8), support plate (9), fixed ring (10), rope (11), lanyard (12), mounting plate (13), master control switch (14) and detection control switch (15), and the parcel shelf (2) is embedded in detector sheet The middle position on body (1) front surface top；The gas collection box structure (3) is mounted on the left of parcel shelf (2) front surface Middle position；The gas purification box structure (4) is fixed on the right lower quadrant of parcel shelf (2) front surface；The dust-proof installation Box structure (5) is arranged in the middle position of detector ontology (1) front surface lower part；Described pallet (6) screw is connected to detection The middle position of instrument ontology (1) front surface；The card (7) is connected in pallet (6) upper surface by fastening screw (8) Between position；Described support plate (9) screw is connected to the lower right side of detector ontology (1)；The fixed ring (10) is respectively Lower part on the right side of the top being welded on the right side of support plate (9) and support plate (9)；Described rope (11) system connects in fixed ring (10) on；The lanyard (12) is glued to the lower left quarter of detector ontology (1)；Described mounting plate (13) screw is connected to inspection Survey the middle position of instrument ontology (1) front surface bottom；The master control switch (14) and detection control switch (15) is from left to right Successively it is embedded in the middle position of mounting plate (13) front surface；The gas collection box structure (3) includes expansion box (31), into Tracheae (32), air intake valve (33), connecting tube (34), fixed block (35), block (36) and partition (37), the air inlet pipe (32) it is embedded in the middle position on the left of expansion box (31)；The air intake valve (33) is threaded in a left side for air inlet pipe (32) Side；The connecting tube (34) is threaded in the left side of air intake valve (33)；Described fixed block (35) screw is connected to storage The middle position of gas tank (31) inside upper part；The block (36) is welded on the lower left quarter on the inside of expansion box (31)；Described Partition (37) axis connects in the lower part of fixed block (35) front surface.

2. air quality detector gas collecting device as described in claim 1, which is characterized in that the expansion box (31) it is provided with exhaust pipe (311), drain tap (312) and exhaust connection (313), the exhaust pipe (311) are embedded in Middle position on the right side of expansion box (31)；The drain tap (312) is threaded in the right side of exhaust pipe (311)；It is described Exhaust connection (313) be threaded in the right sides of drain tap (312).

3. air quality detector gas collecting device as described in claim 1, which is characterized in that the pallet (6) Upper surface be provided with the silicagel pad with a thickness of one millimeter to three millimeters；It is anti-that the upper surface of the silicagel pad is provided with "-" type Sliding line；The pallet (6) with a thickness of two millimeters to four millimeters.

4. air quality detector gas collecting device as described in claim 1, which is characterized in that the rope (11) width is set as four millimeters to six millimeters；The length of the rope (11) is set as 12 centimetres to 16 lis Rice；The rope (11) specifically uses nylon rope.

5. air quality detector gas collecting device as described in claim 1, which is characterized in that the expansion box (31) it is connected with air inlet pipe (32)；The junction of the expansion box (31) and air inlet pipe (32) is provided with rubber seal； The air inlet pipe (32) is connected with air intake valve (33)；The junction of the air inlet pipe (32) and air intake valve (33) is set It is equipped with rubber seal；The air intake valve (33) is connected with connecting tube (34)；The air intake valve (33) with connect The junction of pipe (34) is provided with rubber seal；The expansion box (31) is connected with exhaust pipe (311)；The gas storage The junction of case (31) and exhaust pipe (311) is provided with rubber seal；The exhaust pipe (311) and drain tap (312) It is connected；The junction of the exhaust pipe (311) and drain tap (312) is provided with rubber seal；The exhaust valve Door (312) is connected with exhaust connection (313)；The junction of the drain tap (312) and exhaust connection (313) is set It is equipped with rubber seal.

6. air quality detector gas collecting device as described in claim 1, which is characterized in that the connecting tube (34) internal diameter is set as 16 millimeters to 18 millimeters；The connecting tube (34) specifically uses stainless steel flexible hose.

7. air quality detector gas collecting device as described in claim 1, which is characterized in that the gas purification Box structure (4) includes gas filtration box (41), air inlet insertion pipe (42), fixture block (43), filter core (44), escape pipe (45), outlet Valve (46) and outlet connecting tube (47), the air inlet insertion pipe (42) are embedded in the interposition on the left of gas filtration box (41) It sets；The fixture block (43) is separately positioned on the left and right sides of filter core (44)；The fixture block (43) is glued to gas mistake respectively Filter the upper and lower part in middle position on the inside of box (41)；The filter core (44) is plugged on the centre of fixture block (43) and fixture block (43) Position；The escape pipe (45) is embedded in the middle position on the right side of gas filtration box (41)；Described outlet valve (46) spiral shell Line is connected to the right side of escape pipe (45)；The outlet connecting tube (47) is threaded in the right side of outlet valve (46).

8. air quality detector gas collecting device as claimed in claim 7, which is characterized in that the air inlet grafting The internal diameter of pipe (42) is set as 18 millimeters to 20 millimeters；The length of the air inlet insertion pipe (42) is set as two centimetres extremely Four centimetres；The air inlet insertion pipe (42) specifically uses rubber tube.

9. air quality detector gas collecting device as described in claim 1, which is characterized in that the dust-proof installation Box structure (5) includes fixed bin (51), protective cover (52), handle (53), lock-screw (54), Anti-slip cover (55), fixed link (56) and fixation hole (57), the protective cover (52) are socketed in the right side of fixed bin (51)；The handle (53) passes through lock Tight screw (54) is connected to the left side of protective cover (52) front surface；The Anti-slip cover (55) is socketed in handle (53) outer surface Middle position；Under the fixed link (56) is embedded in respectively on the inside of the top on the inside of fixed bin (51) and fixed bin (51) Portion；The fixation hole (57) is provided with the left and right sides of fixed link (56) front surface respectively.

10. air quality detector gas collecting device as claimed in claim 9, which is characterized in that the Anti-slip cover (55) wall thickness is set as two millimeters to four millimeters；The length of the Anti-slip cover (55) is set as two centimetres to four centimetres；Institute The Anti-slip cover (55) stated specifically uses silica gel sheath.