CN109270058A - A kind of detection device and its detection method of formaldehyde in air content - Google Patents
A kind of detection device and its detection method of formaldehyde in air content Download PDFInfo
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- CN109270058A CN109270058A CN201811215639.6A CN201811215639A CN109270058A CN 109270058 A CN109270058 A CN 109270058A CN 201811215639 A CN201811215639 A CN 201811215639A CN 109270058 A CN109270058 A CN 109270058A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
- G01N21/783—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour for analysing gases
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N2021/0106—General arrangement of respective parts
- G01N2021/0112—Apparatus in one mechanical, optical or electronic block
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Abstract
The invention discloses the detection device and its detection method of a kind of formaldehyde in air content, including sample collecting apparatus, Sample detector is fitted with above the sample collecting apparatus；The sample collecting apparatus includes air collection mechanism and the supporting mechanism that is fixedly mounted below air collection mechanism；The air collection mechanism includes collecting pipe and the collection bracket being fitted to below collecting pipe.The present invention is by the setting of sample collecting apparatus, convenient for adjusting the position of collecting pipe；By the setting of supporting mechanism, convenient for adjusting the height of support frame；The detection method that formaldehyde in air content is detected by the detection device that the present invention designs, it is easy to operate, it is suitable for the self-service formaldehyde examination of average family.
Description
Technical field
The invention belongs to the detection devices and its detection side of environmental testing more particularly to a kind of formaldehyde in air content
Method.
Background technique
Formaldehyde, colourless gas, to the irritating effect such as human eye, nose, on October 27th, 2017, World Health Organization's world cancer
In the carcinogenic substance inventory that disease research institution announces, formaldehyde is placed in a kind of carcinogenic substance list.Formaldehyde in room air is main
The furniture that is manufactured from the artificial board of interior decoration, wood-based plate, its outwardly distributed containing formaldehyde components and being possible to
After his all kinds of ornament materials and burning can emitting formaldehyde material, Indoor Air Quality standards provides the highest permission content of formaldehyde
For 0.10mg/m3, it can be seen that the importance of content of formaldehyde measurement.Common formaldehyde determination instrument, mainly by support frame, test
Instrument ontology and sampling apparatus three parts composition, common formaldehyde determination instrument, sampling apparatus controllability is poor, and support frame is adjusted
It is relatively complicated, difficulty is caused for the commonly used of practical family.
Summary of the invention
It is an object of the invention to overcome problem above of the existing technology, a kind of inspection of formaldehyde in air content is provided
Device and its detection method are surveyed, by the setting of sample collecting apparatus, convenient for adjusting the position of collecting pipe；Pass through supporting mechanism
Setting, convenient for adjusting the height of support frame；The detection that formaldehyde in air content is detected by the detection device that the present invention designs
Method, it is easy to operate, it is suitable for the self-service formaldehyde examination of average family.
To realize above-mentioned technical purpose and the technique effect, the invention is realized by the following technical scheme:
A kind of detection device and its detection method of formaldehyde in air content, including sample collecting apparatus, the sample are adopted
Sample detector is fitted with above acquisition means；
The sample collecting apparatus includes air collection mechanism and the support that is fixedly mounted below air collection mechanism
Mechanism；
The air collection mechanism includes collecting pipe and the collection bracket being fitted to below collecting pipe；
The collection bracket includes two parallel vertical struts set up, and described two vertical branching rod structures are symmetrical, institute
Stating vertical strut is telescopic rod, and the vertical strut side is vertically installed with transverse connecting rod, and the transverse connecting rod is far from perpendicular
It is fixedly installed with rocker bearing to one end of strut, the rocker bearing top surface is fixedly connected with collecting pipe；
The supporting mechanism includes the first lifting cylinder, and the first lifting column body is provided with movable cavity, the work
First elevating mechanism is installed in dynamic cavity, supporting baffle mechanism is installed above first elevating mechanism, described first liter
Drop column side face is fixedly installed with the second elevating mechanism；
First elevating mechanism includes the second lifting cylinder and the liter for being fixedly mounted on the second lifting cylinder bottom surface
Descending branch platform, the lifting platform top edge are equipped with the first bindiny mechanism；
First bindiny mechanism includes the first connection pulley and the connecting line for being around in the first connection pulley flanks, described
First lifting column side face is provided with the connection string holes matched with connecting line；
Second elevating mechanism includes the second bindiny mechanism for connecting cabinet and being fixedly mounted on connection box house
With third bindiny mechanism；
Second bindiny mechanism includes the second connection pulley, and the connecting line is around in the second connection across connection string holes and slides
Wheel side；
The third bindiny mechanism includes third connection pulley, and the connecting line passes through the second connection pulley flanks and is around in the
Three connection pulley flanks, described connecting line one end connect pulley with third and are fixedly connected, the connecting line other end and lifting branch
Platform is fixedly connected；
The supporting baffle mechanism includes chassis and the U-type groove for being fixedly mounted on chassis face, and the U-type groove includes perpendicular
To link slot and it is vertically mounted on the horizontal concrete chute at vertical link slot both ends, the vertical link slot right side is slidably fitted with
Two parallel fixed mechanisms set up, described two fixed mechanism symmetrical configurations；
The fixed mechanism includes lateral fixing groove and the first skewed slot for being slidably mounted on lateral fixing groove leading flank, institute
It states the first skewed slot right side and is slidably fitted with the second skewed slot, the one end of second skewed slot far from the first skewed slot and horizontal concrete chute are sliding
Dynamic connection, the transverse direction fixing groove trailing flank edge both ends are evenly equipped with connecting spring.
Further, the lifting platform top edge is provided with lifting sliding slot far from one end of the first bindiny mechanism, described
Slideway mechanism is slidably connected in lifting sliding slot；
The slideway mechanism includes the first arc track and the second arc track, first arc track and the second arc
Track is concentric and is arranged at intervals on movable cavity bottom surface, table in first arc track side and the first lifting column body
Face is fixedly connected, and second arc track is fixedly connected with movable cavity bottom surface；
Track cavity, track cavity top surface cooperation peace are formed between first arc track and the second arc track
Block is connected equipped with arc, arc connection block side is fixedly installed with the slip ring with the second lifting column mates.
Further, first connection pulley front and rear sides face is fixedly installed with the first connection strut, and described first
The one end of connection strut far from the first connection pulley is fixedly connected with the first lifting cylinder.
Further, the chassis includes terminal pad and the fixed disk for being fixedly mounted on terminal pad top surface, the fixation
Disk top surface around its centre of gyration by offering the first groove and the second groove except interior, first groove and the second groove it
Between form the first isolation baffle plate, the second groove lateral surface is fitted with the second isolation baffle plate, sliding in first groove
It is dynamic that the clamping mechanism matched with vertical strut is installed；
The clamping mechanism includes two parallel the first Fasteners and the second Fastener set up, first Fastener
With the second Fastener symmetrical configuration, first Fastener side is provided with clamping slot, and the clamping slot left side is isolated with first
Baffle inner surface is cooperatively connected, and the clamping slot right side and the second isolation baffle plate outer surface are cooperatively connected；
The first Fastener leading flank edge-wise threads are connected with the first threaded post, and first threaded post is far from the first card
One end of tight part is threadedly coupled with the second Fastener；
Second Fastener top surface is threaded with the second threaded post, and the second isolation baffle plate top edge is evenly equipped with
The threaded hole matched with the second threaded post.
Further, the lateral fixing groove trailing flank is fixedly installed with resilient cushion.
Further, the connection cabinet right side, which is provided with, connect the knob connecting hole that pulley matches with third, described
Knob mechanisms are slidably fitted in knob connecting hole；
The Knob mechanisms include the sliding connection block matched with knob connecting hole, the sliding connection block left side with
Third connection pulley is fixedly connected, and the sliding connection block right side is vertically installed with knob connecting rod, the knob connecting rod
One end far from sliding connection block is fixedly installed with fixed stop, the fixed stop one end and connection far from knob connecting rod
Cabinet is fixedly connected.
Further, third connection pulley flanks are fixedly connected with recycling cabinet, the recycling cabinet left side and
First lifting cartridge outer surface is cooperatively connected.
Further, a kind of detection method of formaldehyde in air content is detected using the detection device, the detection method packet
Include following steps:
Step 1: the collecting pipe is installed to the collection bracket, the position for collecting bracket is adjusted, after the completion of adjusting,
5mL formaldehyde absorbent is added into the collecting pipe, sets sampling flow as 1.0L/mi n, sampling quantity 20L, after the completion of sampling,
Obtain formaldehyde sample liquid；
Step 2: preparing check and correction agent, taken colorimetric bottle, the accurate 5mL distilled water that measures moves into the empty colorimetric bottle, will
The sky colorimetric bottle is placed into the cell in the Sample detector, is returned to zero；
Step 3: sample liquid bottle has been taken, it is accurate to measure in formaldehyde sample liquid described in 5mL to the empty sample liquid bottle, then to the sky
The formaldehyde developing solution of 0.6mL is added in sample liquid bottle, shakes up, stands 5mi n, obtains analyzing liquid sample；
Step 4: the analyzing liquid sample being placed into the cell in the Sample detector, concentration mensuration is selected to press
Button measures tested formaldehyde in air content.
The beneficial effects of the present invention are:
1, the present invention is by the setting of air collection mechanism, since vertical strut is telescopic rod, and below vertical strut with
Second groove is slidably connected, and at the mating connection of vertical strut and the second groove, is equipped with clamping mechanism, by this set, just
In the position according to Sample detector, the position of air collection mechanism is adjusted, consequently facilitating adjusting the position of collecting pipe.
2, the present invention is by the setting of supporting mechanism, and by rotating Knob mechanisms, drive is around in third connection pulley and the
The movement of the connecting line of two connection pulleys achievees the purpose that adjust supporting baffle mechanism height, pass through to pull lifting platform
This set, convenient for adjusting the height of Sample detector in supporting baffle mechanism.
3, the present invention passes through the setting of fixed mechanism in setting supporting baffle mechanism, in use, Sample detector is put into two
In cavity between a transverse direction fixing groove, due to being provided with connecting spring, the first skewed slot and the second skewed slot, which can root
Adaptive change is made according to Sample detector, since lateral fixing groove trailing flank is equipped with resilient cushion, is avoided and was being fixed
The damage of Sample detector is fixed by the setting of the fixed mechanism convenient for the position to Sample detector in journey, is adjusted
Section is convenient, solid and reliable.
4, the detection method that formaldehyde in air content is detected by the detection device that the present invention designs, it is easy to operate, it fits
For the self-service formaldehyde examination of average family.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is partial structural diagram of the invention；
Fig. 3 is partial structural diagram of the invention；
Fig. 4 is partial structural diagram of the invention；
Fig. 5 is partial structurtes explosive view of the invention；
Fig. 6 is partial structural diagram of the invention；
Fig. 7 is partial structural diagram of the invention；
Fig. 8 is partial structural diagram of the invention；
Fig. 9 is partial structural diagram of the invention；
Figure 10 is partial structural diagram of the invention；
Figure 11 is partial structurtes explosive view of the invention；
Figure 12 is partial structural diagram of the invention；
Figure 13 is partial structural diagram of the invention；
Figure 14 is partial structural diagram of the invention；
Figure 15 is partial structurtes explosive view of the invention；
Figure 16 is partial structural diagram of the invention；
Figure 17 is partial structural diagram of the invention；
Figure 18 is partial structural diagram of the invention；
Figure 19 is partial structurtes explosive view of the invention；
Figure 20 is partial structural diagram of the invention；
Figure 21 is partial structurtes explosive view of the invention.
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, complete
Site 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 on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, term " aperture ", "upper", "lower", " thickness ", "top", " in ",
Indicating positions or the positional relationship such as " length ", "inner", " surrounding ", are merely for convenience of description of the present invention and simplification of the description, without
It is that the component of indication or suggestion meaning or element must have a particular orientation, is constructed and operated in a specific orientation, therefore not
It can be interpreted as limitation of the present invention.
Embodiment one:
A kind of detection device of formaldehyde in air content as shown in Figure 1, it is characterised in that: including sample collecting apparatus 1,
Sample detector 2 is fitted with above sample collecting apparatus 1.
As shown in Fig. 2, sample collecting apparatus 1 is including air collection mechanism 11 and is fixedly mounted on air collection mechanism 11
The supporting mechanism 12 of lower section.
As shown in figure 3, air collection mechanism 11 includes collecting pipe 111 and the receipts for being fitted to 111 lower section of collecting pipe
Collect bracket 112.
As shown in figure 4, collecting bracket 112 includes two parallel vertical struts 1121 set up, two vertical struts
1121 symmetrical configurations, vertical strut 1121 are telescopic rod, and vertical 1121 side of strut is vertically installed with transverse connecting rod 1122, horizontal
Rocker bearing 1123,1123 top surface of rocker bearing and receipts are fixedly installed with far from one end of vertical strut 1121 to connecting rod 1122
Collector 111 is fixedly connected.
As shown in figure 5, supporting mechanism 12 includes the first lifting cylinder 121, movable sky is provided with inside the first lifting cylinder 121
Chamber 122 is equipped with the first elevating mechanism 123 in movable cavity 122, is equipped with support block trigger above the first elevating mechanism 123
Structure 124, the first lifting 121 side of cylinder are fixedly installed with the second elevating mechanism 125.
As shown in fig. 6, the first elevating mechanism 123 includes the second lifting cylinder 1231 and is fixedly mounted on the second lifting column
The lifting platform 1232 of 1231 bottom surface of body, lifting 1232 top edge of platform are equipped with the first bindiny mechanism 126.
As shown in Fig. 7 to Fig. 8,1232 top edge of platform is gone up and down far from one end of the first bindiny mechanism 126 and is provided with lifting
Sliding slot 1233 goes up and down in sliding slot 1233 and slidably connects slideway mechanism 1234；
Slideway mechanism 1234 includes the first arc track 1235 and the second arc track 1236,1235 He of the first arc track
Second arc track 1236 is concentric and is arranged at intervals on 122 bottom surface of movable cavity, 1235 side of the first arc track with
First lifting 121 inner surface of cylinder is fixedly connected, and the second arc track 1236 is fixedly connected with 122 bottom surface of movable cavity；
Track cavity 1237 is formed between first arc track 1235 and the second arc track 1236, track cavity 1237 pushes up
Face is fitted with arc connection block 1238, and arc connection 1238 side of block is fixedly installed with and the second lifting cylinder 1231
The slip ring 1239 matched.
As shown in Fig. 9 to Figure 10, the first bindiny mechanism 126 connects pulley 1261 and is around in the first connection and slides including first
The connecting line 1262 of 1261 sides is taken turns, the first lifting 121 side of cylinder is provided with the connection string holes matched with connecting line 1262
1211。
As shown in figure 11, the second elevating mechanism 125 includes connecting cabinet 1251 and being fixedly mounted on to connect cabinet 1251
Internal the second bindiny mechanism 127 and third bindiny mechanism 128.
As shown in figure 12, the second bindiny mechanism 127 includes the second connection pulley 1271, and connecting line 1262 passes through connection string holes
1211 are around in 1271 side of the second connection pulley；
Third bindiny mechanism 128 includes that third connects pulley 1281, and connecting line 1262 passes through the second connection 1271 side of pulley
Face is around in third connection 1281 side of pulley, and 1262 one end of connecting line connect pulley 1281 with third and is fixedly connected, connecting line
1262 other ends are fixedly connected with lifting platform 1232.
As shown in figure 13, supporting baffle mechanism 124 including chassis 1241 and is fixedly mounted on the U-shaped of 1241 top surface of chassis
Slot 1242, U-type groove 1242 include vertical link slot 1243 and the horizontal concrete chute for being vertically mounted on vertical 1243 both ends of link slot
1244, vertical 1243 right side of link slot is slidably installed, and there are two the parallel fixed mechanism 3 set up, two fixed mechanisms 3
Symmetrical configuration.
As shown in figure 14, fixed mechanism 3 includes lateral fixing groove 31 and is slidably mounted on lateral 31 leading flank of fixing groove
The first skewed slot 32,32 right side of the first skewed slot is slidably fitted with the second skewed slot 33, and the second skewed slot 33 is far from the first skewed slot 32
One end is slidably connected with horizontal concrete chute 1244, and lateral 31 trailing flank edge both ends of fixing groove are evenly equipped with connecting spring 34；
Lateral 31 trailing flank of fixing groove is fixedly installed with resilient cushion 311.
As shown in figure 15, the first connection 1261 front and rear sides face of pulley is fixedly installed with the first connection strut 1263, the
The one end of one connection strut 1263 far from the first connection pulley 1261 is fixedly connected with the first lifting cylinder 121.
As shown in figure 16, chassis 1241 includes terminal pad 4 and the fixed disk 5 for being fixedly mounted on 4 top surface of terminal pad, is fixed
For 5 top surface of disk around its centre of gyration by offering the first groove 51 and the second groove 52 except interior, the first groove 51 and second is recessed
The first isolation baffle plate 53 is formed between slot 52,52 lateral surface of the second groove is fitted with the second isolation baffle plate 54, the first groove
The clamping mechanism 511 matched with vertical strut 1121 is slidably fitted in 51.
As shown in Figure 17 to Figure 18, clamping mechanism 511 includes two parallel the first Fasteners 512 and the second card set up
Tight part 513,513 symmetrical configuration of the first Fastener 512 and the second Fastener, 512 side of the first Fastener are provided with clamping slot 5121,
5121 left side of clamping slot and 53 inner surface of the first isolation baffle plate are cooperatively connected, 5121 right side of clamping slot and the second isolation baffle plate
54 outer surfaces are cooperatively connected；
First Fastener, 512 leading flank edge-wise threads are connected with the first threaded post 5122, and the first threaded post 5122 is far from
One end of one Fastener 512 is threadedly coupled with the second Fastener 513；
Second Fastener, 513 top surface is threaded with the second threaded post 5131, and 54 top edge of the second isolation baffle plate is uniformly distributed
There is the threaded hole 541 matched with the second threaded post 5131.
As shown in figure 19, connection 1251 right side of cabinet, which is provided with, connect the knob connecting hole that pulley 1281 matches with third
1252, Knob mechanisms 1253 are slidably fitted in knob connecting hole 1252.
As shown in figure 20, Knob mechanisms 1253 include the sliding connection block 1254 matched with knob connecting hole 1252, sliding
Dynamic 1254 left side of link block connect pulley 1281 with third and is fixedly connected, and 1254 right side of sliding connection block is vertically installed with rotation
Button connecting rod 1255, knob connecting rod 1255 are fixedly installed with fixed stop 1256 far from one end of sliding connection block 1254, Gu
Determine the one end of block 1256 far from knob connecting rod 1255 to be fixedly connected with cabinet 1251 is connect.
As shown in figure 21, third connection 1281 side of pulley is fixedly connected with recycling cabinet 1282, and recycling cabinet 1282 is left
Side is cooperatively connected with the first lifting 121 outer surface of cylinder.
In the present embodiment, by the setting of air collection mechanism 11, since vertical strut 1121 is telescopic rod, and it is vertical
1121 lower section of strut is slidably connected with the second groove 52, at the mating connection of vertical strut 1121 and the second groove 52, is equipped with card
Tight mechanism 511, by this set, convenient for adjusting the position of air collection mechanism 11 according to the position of Sample detector 2, from
And convenient for adjusting the position of collecting pipe 111.
In the present embodiment, by the setting of supporting mechanism 12, by rotating Knob mechanisms 1253, drive is around in third company
The movement for connecing the connecting line 1262 of pulley 1281 and the second connection pulley 1271 reaches adjusting to pull lifting platform 1232
The purpose of 124 height of supporting baffle mechanism, by this set, convenient for adjusting Sample detector 2 in supporting baffle mechanism 124
Highly.
In the present embodiment, by the setting of fixed mechanism 3 in setting supporting baffle mechanism 124, in use, sample detection
Instrument 2 is put into the cavity between two lateral fixing grooves 31, due to being provided with connecting spring 34, the first skewed slot 32 and the second skewed slot
33, which can make adaptive change according to Sample detector 2, subtract since lateral 31 trailing flank of fixing groove is equipped with
Pad 311 is shaken, the damage in fixation procedure to Sample detector 2 is avoided, by the setting of the fixed mechanism 3, convenient for sample
The position of product detector 2 is fixed, easy to adjust, solid and reliable.
Embodiment two:
The present invention provides the detection method for using the detection device to detect a kind of formaldehyde in air content, the detection methods
The following steps are included:
Step 1: by the installation of collecting pipe 111 to collecting on bracket 112, adjusting the position for collecting bracket 112, adjust and complete
Afterwards, 5mL formaldehyde absorbent is added into collecting pipe 111, sets sampling flow as 1.0L/mi n, sampling quantity 20L, sampling is completed
Afterwards, formaldehyde sample liquid is obtained；
Step 2: preparing check and correction agent, taken colorimetric bottle, the accurate 5mL distilled water that measures moves into empty colorimetric bottle, by empty ratio
Color bottle is placed into the cell in Sample detector 2, is returned to zero；
Step 3: sample liquid bottle has been taken, it is accurate to measure in 5mL formaldehyde sample liquid to empty sample liquid bottle, then be added into empty sample liquid bottle
The formaldehyde developing solution of 0.6mL, shakes up, and stands 5mi n, obtains analyzing liquid sample；
Step 4: analyzing liquid sample being placed into the cell in Sample detector 2, concentration mensuration button is selected, that is, measures
Tested formaldehyde in air content.
In the present embodiment, the detection method of formaldehyde in air content is detected by the detection device, it is easy to operate, it is applicable in
In the self-service formaldehyde examination of average family.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.
Claims (8)
1. a kind of detection device of formaldehyde in air content, it is characterised in that: including sample collecting apparatus (1), the sample is adopted
Sample detector (2) are fitted with above acquisition means (1)；
The sample collecting apparatus (1) includes air collection mechanism (11) and is fixedly mounted below air collection mechanism (11)
Supporting mechanism (12)；
The air collection mechanism (11) includes collecting pipe (111) and the collection branch that is fitted to below collecting pipe (111)
Frame (112)；
Collection bracket (112) includes two parallel vertical struts (1121) set up, described two vertical struts
(1121) symmetrical configuration, the vertical strut (1121) are telescopic rod, and vertical strut (1121) side is vertically installed with cross
To connecting rod (1122), the transverse connecting rod (1122) is fixedly installed with rocker bearing far from the one end of vertical strut (1121)
(1123), rocker bearing (1123) top surface is fixedly connected with collecting pipe (111)；
The supporting mechanism (12) includes the first lifting cylinder (121), is provided with movable sky inside first lifting cylinder (121)
Chamber (122), the movable cavity (122) is interior to be equipped with the first elevating mechanism (123), above first elevating mechanism (123)
It is equipped with supporting baffle mechanism (124), first lifting cylinder (121) side is fixedly installed with the second elevating mechanism (125)；
First elevating mechanism (123) includes the second lifting cylinder (1231) and is fixedly mounted on the second lifting cylinder
(1231) the lifting platform (1232) of bottom surface, lifting platform (1232) top edge are equipped with the first bindiny mechanism
(126)；
First bindiny mechanism (126) includes the first connection pulley (1261) and is around in first connection pulley (1261) side
Connecting line (1262), it is described first lifting cylinder (121) side is provided with the connection string holes matched with connecting line (1262)
(1211)；
Second elevating mechanism (125) includes connecting cabinet (1251) and being fixedly mounted on to connect cabinet (1251) inside
Second bindiny mechanism (127) and third bindiny mechanism (128)；
Second bindiny mechanism (127) includes the second connection pulley (1271), and the connecting line (1262) passes through connection string holes
(1211) it is around in second connection pulley (1271) side；
The third bindiny mechanism (128) includes third connection pulley (1281), and the connecting line (1262) passes through the second connection
Pulley (1271) side is around in third connection pulley (1281) side, and described connecting line (1262) one end connect pulley with third
(1281) it is fixedly connected, connecting line (1262) other end is fixedly connected with lifting platform (1232)；
The supporting baffle mechanism (124) includes chassis (1241) and the U-type groove for being fixedly mounted on chassis (1241) top surface
(1242), the U-type groove (1242) includes vertical link slot (1243) and is vertically mounted on vertical link slot (1243) both ends
Horizontal concrete chute (1244), vertical link slot (1243) right side is slidably installed there are two the parallel fixation machine set up
Structure (3), described two fixed mechanism (3) symmetrical configurations；
The fixed mechanism (3) includes lateral fixing groove (31) and is slidably mounted on the first of lateral fixing groove (31) leading flank
Skewed slot (32), the first skewed slot (32) right side are slidably fitted with the second skewed slot (33), and second skewed slot (33) is far from the
One end of one skewed slot (32) is slidably connected with horizontal concrete chute (1244), and transverse direction fixing groove (31) the trailing flank edge both ends are uniformly distributed
There are connecting spring (34).
2. a kind of detection device of formaldehyde in air content according to claim 1, it is characterised in that: the lifting platform
(1232) top edge is provided with lifting sliding slot (1233), the lifting sliding slot far from one end of the first bindiny mechanism (126)
(1233) slideway mechanism (1234) are slidably connected in；
The slideway mechanism (1234) includes the first arc track (1235) and the second arc track (1236), first arc
Track (1235) and the second arc track (1236) are concentric and be arranged at intervals on movable cavity (122) bottom surface, described
One arc track (1235) side is fixedly connected with first lifting cylinder (121) inner surface, second arc track (1236)
It is fixedly connected with movable cavity (122) bottom surface；
Track cavity (1237) are formed between first arc track (1235) and the second arc track (1236), the track
Cavity (1237) top surface is fitted with arc connection block (1238), and arc connection block (1238) side is fixedly mounted
There is the slip ring (1239) matched with the second lifting cylinder (1231).
3. a kind of detection device of formaldehyde in air content according to claim 1, it is characterised in that: first connection
Pulley (1261) front and rear sides face is fixedly installed with the first connection strut (1263), and first connection strut (1263) is separate
One end of first connection pulley (1261) is fixedly connected with the first lifting cylinder (121).
4. a kind of detection device of formaldehyde in air content according to claim 1, it is characterised in that: the chassis
It (1241) include terminal pad (4) and the fixed disk (5) for being fixedly mounted on terminal pad (4) top surface, fixed disk (5) top surface is enclosed
Around its centre of gyration by offering the first groove (51) and the second groove (52) except interior, first groove (51) and second recessed
It is formed between slot (52) the first isolation baffle plate (53), the second groove (52) lateral surface is fitted with the second isolation baffle plate
(54), the clamping mechanism (511) matched with vertical strut (1121) is slidably fitted in first groove (51)；
The clamping mechanism (511) includes two parallel the first Fasteners (512) and the second Fastener (513) set up, institute
The first Fastener (512) and the second Fastener (513) symmetrical configuration are stated, the first Fastener (512) side is provided with clamping slot
(5121), clamping slot (5121) left side and the first isolation baffle plate (53) inner surface are cooperatively connected, the clamping slot
(5121) right side and the second isolation baffle plate (54) outer surface are cooperatively connected；
First Fastener (512) the leading flank edge-wise threads are connected with the first threaded post (5122), first threaded post
(5122) one end far from the first Fastener (512) is threadedly coupled with the second Fastener (513)；
Second Fastener (513) top surface is threaded with the second threaded post (5131), the second isolation baffle plate (54) top
Face edge is evenly equipped with the threaded hole (541) matched with the second threaded post (5131).
5. a kind of detection device of formaldehyde in air content according to claim 1, it is characterised in that: described laterally fixed
Slot (31) trailing flank is fixedly installed with resilient cushion (311).
6. a kind of detection device of formaldehyde in air content according to claim 1, it is characterised in that: the connection cabinet
(1251) right side is provided with and connect the knob connecting hole (1252) that pulley (1281) matches with third, the knob connecting hole
(1252) Knob mechanisms (1253) are slidably fitted in；
The Knob mechanisms (1253) include the sliding connection block (1254) matched with knob connecting hole (1252), the sliding
Link block (1254) left side connect pulley (1281) with third and is fixedly connected, and sliding connection block (1254) right side is vertical
It is equipped with knob connecting rod (1255), the knob connecting rod (1255) is fixedly mounted far from the one end of sliding connection block (1254)
Have fixed stop (1256), the fixed stop (1256) far from knob connecting rod (1255) one end with connect cabinet (1251)
It is fixedly connected.
7. a kind of detection device of formaldehyde in air content according to claim 1, it is characterised in that: the third connection
Pulley (1281) side is fixedly connected with recycling cabinet (1282), the recycling cabinet (1282) left side and the first lifting cylinder
(121) outer surface is cooperatively connected.
8. a kind of detection method of formaldehyde in air content, it is characterised in that: detection method includes the following steps for this:
Step 1: by the collecting pipe (111) installation to the collection bracket (112), the position for collecting bracket (112) is adjusted,
After the completion of adjusting, 5mL formaldehyde absorbent is added into the collecting pipe (111), sets sampling flow as 1.0L/mi n, samples
20L is measured, after the completion of sampling, obtains formaldehyde sample liquid；
Step 2: preparing check and correction agent, taken colorimetric bottle, the accurate 5mL distilled water that measures moves into the empty colorimetric bottle, will be described
Empty colorimetric bottle is placed into the cell in the Sample detector (2), is returned to zero；
Step 3: sample liquid bottle has been taken, it is accurate to measure in formaldehyde sample liquid described in 5mL to the empty sample liquid bottle, then to the empty sample liquid
The formaldehyde developing solution of 0.6mL is added in bottle, shakes up, stands 5mi n, obtains analyzing liquid sample；
Step 4: the analyzing liquid sample is placed into the cell in the Sample detector (2), concentration mensuration button is selected,
Measure tested formaldehyde in air content.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811215639.6A CN109270058B (en) | 2018-10-18 | 2018-10-18 | Device and method for detecting formaldehyde content in air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811215639.6A CN109270058B (en) | 2018-10-18 | 2018-10-18 | Device and method for detecting formaldehyde content in air |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109270058A true CN109270058A (en) | 2019-01-25 |
| CN109270058B CN109270058B (en) | 2021-02-09 |
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ID=65193348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811215639.6A Active CN109270058B (en) | 2018-10-18 | 2018-10-18 | Device and method for detecting formaldehyde content in air |
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| Country | Link |
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| CN (1) | CN109270058B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113315318A (en) * | 2021-05-11 | 2021-08-27 | 中国长江电力股份有限公司 | Inspection device and inspection method suitable for large-scale hydraulic generator stator and rotor |
| CN117129285A (en) * | 2023-10-26 | 2023-11-28 | 广州宜南电子科技有限公司 | Formaldehyde on-line concentration detection system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2594788Y (en) * | 2002-12-31 | 2003-12-24 | 北京方盛世纪科技发展有限公司 | Indoor air quality tester |
| EP2085769A1 (en) * | 2006-09-27 | 2009-08-05 | Daikin Industries, Ltd. | Formaldehyde detecting material, formaldehyde detector, formaldehyde detecting method and formaldehyde detecting reagent |
| CN101551338A (en) * | 2009-02-25 | 2009-10-07 | 北京中科中环环境应用技术研究中心 | Method for determining formaldehyde in air |
| CN108007732A (en) * | 2017-11-29 | 2018-05-08 | 陈金辉 | A kind of air detection sampling equipment of underground hoistway |
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2018
- 2018-10-18 CN CN201811215639.6A patent/CN109270058B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2594788Y (en) * | 2002-12-31 | 2003-12-24 | 北京方盛世纪科技发展有限公司 | Indoor air quality tester |
| EP2085769A1 (en) * | 2006-09-27 | 2009-08-05 | Daikin Industries, Ltd. | Formaldehyde detecting material, formaldehyde detector, formaldehyde detecting method and formaldehyde detecting reagent |
| CN101551338A (en) * | 2009-02-25 | 2009-10-07 | 北京中科中环环境应用技术研究中心 | Method for determining formaldehyde in air |
| CN108007732A (en) * | 2017-11-29 | 2018-05-08 | 陈金辉 | A kind of air detection sampling equipment of underground hoistway |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113315318A (en) * | 2021-05-11 | 2021-08-27 | 中国长江电力股份有限公司 | Inspection device and inspection method suitable for large-scale hydraulic generator stator and rotor |
| CN117129285A (en) * | 2023-10-26 | 2023-11-28 | 广州宜南电子科技有限公司 | Formaldehyde on-line concentration detection system |
| CN117129285B (en) * | 2023-10-26 | 2024-01-09 | 广州宜南电子科技有限公司 | Formaldehyde on-line concentration detection system |
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|---|---|
| CN109270058B (en) | 2021-02-09 |
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