CN208366680U - A kind of Portable air sampling device - Google Patents
A kind of Portable air sampling device Download PDFInfo
- Publication number
- CN208366680U CN208366680U CN201820812348.4U CN201820812348U CN208366680U CN 208366680 U CN208366680 U CN 208366680U CN 201820812348 U CN201820812348 U CN 201820812348U CN 208366680 U CN208366680 U CN 208366680U
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- CN
- China
- Prior art keywords
- transmission case
- fixedly connected
- collecting box
- supporting leg
- movable plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of Portable air sampling devices, including transmission case, the bottom surface of the transmission case is fixedly connected there are two symmetrical support rod, the bottom end of each support rod passes through pin and is fixedly hinged with idler wheel, the bottom surface of transmission case is opened up there are two symmetrical through-hole, and two through-holes are located between two support rods, the inside of transmission case is placed with supporting leg compatible with through-hole, and the bottom end of two supporting legs extends through two through-holes and extends to the lower section of transmission case.The Portable air sampling device, by the way that idler wheel is arranged, under the action of electric pushrod, movable plate, brute spring and supporting leg, the device can be made easy to remove when needing mobile, effect personnel is facilitated to carry, it is easy to use personnel to operate the device in stable state in gas collecting, atmosphere can effectively be collected under the action of air blower by the way that collecting box is arranged, the apparatus structure is simple, operates simple and low cost.
Description
Technical field
The utility model relates to atmospheric detection technical field, specially a kind of Portable air sampling device.
Background technique
So-called atmospheric sampling refers to the method for pollutant sample or contaminated air sample in acquisition gas, acquisition method one
Class is to make large quantity of air by liquid-absorbant or solid absorbent, the lower contaminant collecting of concentration in atmosphere is got up, such as
Degassing method, filter membrane method, another kind of is to acquire the air containing pollutant with container (vial, polybag etc.).
It is the enterprise for producing product with enviromental protection instruments such as atmosphere sampling instruments with the increasingly attention of Environmental problem
Also more and more, but existing general atmosphere sampler it is universal its own structure is complicated and bulky cost is high, behaviour
Make complicated low efficiency, it is especially inconvenient to carry and can not arbitrarily move, thus it is proposed that a kind of Portable air sampling device.
Utility model content
The purpose of this utility model is exactly in order to make up for the deficiencies of the prior art, to provide a kind of Portable air sampling dress
It sets, it has the simple low cost of structure, and advantage easy to remove easy to carry, solving traditional atmosphere sampler, structure is complicated
Cost is high, operates complicated low efficiency, and its problem inconvenient to carry for being inconvenient to move.
The utility model is in order to solve the above technical problems, provide the following technical solutions: a kind of Portable air sampling device,
Including transmission case, the bottom surface of the transmission case is fixedly connected there are two symmetrical support rod, the bottom end of each support rod
Idler wheel is fixedly hinged with by pin, the bottom surface of the transmission case opens up that there are two symmetrical through-holes, and two through-hole positions
Between two support rods, the inside of the transmission case is placed with supporting leg compatible with through-hole, and the bottom of two supporting legs
End extends through two through-holes and extends to the lower section of transmission case, and the inside of the transmission case is placed with movable plate, each described
The upper surface of supporting leg is fixedly connected with the bottom surface of movable plate, is fixedly connected with electronic push away in the middle part of the transmission case inner roof wall
Bar, and the bottom surface of output end of electric push rod is in contact with the upper surface of movable plate, the outer surface of each supporting leg is arranged
There is brute spring, the bottom end of each brute spring is fixedly connected with the inner bottom wall of transmission case, each brute spring
Top be fixedly connected with the bottom surface of movable plate.
It is fixedly connected with collecting box on the right side of the transmission case upper surface, is fixedly connected on the right side of the collecting box upper surface
There is air blower, the middle part fixation of the collecting box upper surface is communicated with air inlet pipe, and air inlet pipe is located at the left side of air blower, described
The one end of air inlet pipe far from collecting box is connected with the output end of air blower, and the outer surface of the air inlet pipe is fixedly connected with first
Switch valve, and first switch valve, between collecting box and air blower, the left side fixation of the collecting box upper surface is communicated with out
Tracheae, and escape pipe is located at the left side of air inlet pipe, the outer surface of the escape pipe is fixedly connected with second switch valve, the transmission
Vacuum pump is fixedly connected on the left of case upper surface, and vacuum pump is located at the left side of collecting box, under the collecting box left side
Portion's fixation is communicated with exhaust pipe, and the one end of exhaust pipe far from collecting box is connected with the input terminal of vacuum pump, the exhaust pipe
Outer surface be fixedly connected with third switch valve, and third switch valve is between collecting box and vacuum pump.
Further, the bottom surface of each supporting leg is fixedly connected to base anchor, and the horizontal length value of base anchor
Greater than the horizontal length value of supporting leg.
By using above-mentioned technical proposal, the contact area between supporting leg and ground can be increased, make the device stability
It is stronger.
Further, the lower part of the transmission case right side is fixedly connected with catch bar, and the outer surface of the catch bar is solid
Surely rubber sleeve is connected.
By using above-mentioned technical proposal, personnel can be easy to use to hold, be easy to use personnel to use, effectively prevent from making
With personnel, when pushing the device, hand skidding causes the device to damage.
Further, symmetrical sliding rail there are two being fixedly connected in the middle part of the transmission box inner wall, each cunning
The inside of rail is connected with slide bar compatible with sliding rail, two slide bars one side close to each other respectively with movable plate
Left and right sides are fixedly connected.
By using above-mentioned technical proposal, movable plate can be made to remain horizontality, effectively prevent movable plate or more
Lead to supporting leg card resistance when movement because its own is not parallel.
Further, the top of the air blower input terminal is connected with sealing cover compatible with air blower, the sealing
The upper surface of lid is fixedly connected with handle.
By using above-mentioned technical proposal, effectively preventing when without using air blower, the inside of air blower enters impurity,
The impurity causes the air data collected detection inaccuracy after entering collecting box, and personnel can be easy to use to operate sealing cover.
Further, the horizontal plane where the movable plate upper surface is parallel with the horizontal plane where transmission case bottom surface,
Horizontal plane where each supporting leg bottom surface is parallel with the horizontal plane where transmission case bottom surface.
By using above-mentioned technical proposal, effectively prevents from tilting card resistance when the device being caused to be driven because of movable plate, can have
Effect prevents supporting leg from tilting, and the device is caused easily to be toppled over when standing.
Compared with prior art, the Portable air sampling device have it is following the utility model has the advantages that
1, the utility model is by setting idler wheel, under the action of electric pushrod, movable plate, brute spring and supporting leg,
The device can be made easy to remove when needing mobile, effect personnel is facilitated to carry, be in stable state side in gas collecting
Just user of service operates the device, can effectively be collected to atmosphere under the action of air blower by the way that collecting box is arranged,
The simple low cost of the apparatus structure, operation are simple.
2, the utility model can increase the contact area between supporting leg and ground, make the device by setting base anchor
Stability is stronger, by setting catch bar, personnel can be easy to use to hold, personnel is easy to use to use, by the way that rubber sleeve is arranged,
The frictional force between user of service's hand and catch bar can be increased, effectively prevent user of service's hand when pushing the device from beating
It is sliding that the device is caused to damage, by setting sliding rail and slide bar, movable plate can be made to remain horizontality, effectively prevent activity
Plate leads to supporting leg card resistance because its own is not parallel when moving up and down, and by the way that sealing cover is arranged, effectively prevents without using drum
When blower, the inside of air blower enters impurity, which causes the air data collected detection inaccuracy after entering collecting box, leads to
Setting handle is crossed, personnel can be easy to use to operate sealing cover, it is equal with the bottom surface of transmission case by the upper surface that movable plate is arranged
Row effectively prevents from tilting card resistance when the device being caused to be driven because of movable plate, by bottom surface and transmission case that supporting leg is arranged
Bottom surface is parallel, effectively can prevent supporting leg from tilting, and the device is caused easily to be toppled over when standing.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the utility model transmission case front view；
Fig. 2 is structure enlargement diagram at A in the utility model Fig. 1；
Fig. 3 is the utility model transmission case front view.
In figure: 1- transmission case, 2- sliding rail, 3- slide bar, 4- brute spring, 5- supporting leg, 6- support rod, 7- idler wheel, 8-
Sole, 9- through-hole, 10- catch bar, 11- rubber sleeve, 12- movable plate, 13- electric pushrod, 14- collecting box, 15- vacuum pump, 16-
Air blower, 17- air inlet pipe, 18- first switch valve, 19- escape pipe, 20- second switch valve, 21- third switch valve, 22- exhaust
Pipe, 23- sealing cover, 24- handle.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of Portable air sampling device, including pass
Dynamic case 1, the bottom surface of transmission case 1 are fixedly connected with that there are two symmetrical support rods 6, and the bottom end of each support rod 6 passes through pin
It is fixedly hinged with idler wheel 7, the bottom surface of transmission case 1 opens up that there are two symmetrical through-holes 9, and two through-holes 9 are located at two supports
Between bar 6, the inside of transmission case 1 is placed with supporting leg 5 compatible with through-hole 9, and the bottom end of two supporting legs 5 extends through
Two through-holes 9 and the lower section for extending to transmission case 1, the inside of transmission case 1 are placed with movable plate 12, the upper table of each supporting leg 5
Face is fixedly connected with the bottom surface of movable plate 12, is fixedly connected with electric pushrod 13 in the middle part of 1 inner roof wall of transmission case, and electronic is pushed away
The bottom surface of 13 output end of bar is in contact with the upper surface of movable plate 12, and electric pushrod 13 is a kind of rotary motion by motor turn
Become the power-driven gear of the straight reciprocating motion of push rod, the outer surface of each supporting leg 5 is arranged with brute spring 4, often
The bottom end of a brute spring 4 is fixedly connected with the inner bottom wall of transmission case 1, the top of each brute spring 4 with movable plate 12
Bottom surface be fixedly connected.
Collecting box 14 is fixedly connected on the right side of 1 upper surface of transmission case, collecting box is fixedly connected on the right side of 14 upper surface
Air blower 16, exhaust fan 16 are called effluent air blower, centrifugal blower, small blast fan, be it is a kind of air blowing or air-breathing it is dual-purpose
The middle part fixation of general gas source, 14 upper surface of collecting box is communicated with air inlet pipe 17, and air inlet pipe 17 is located at the left side of air blower 16,
The one end of air inlet pipe 17 far from collecting box 14 is connected with the output end of air blower 16, and the outer surface of air inlet pipe 17 is fixedly connected with
First switch valve 18, and first switch valve 18 is between collecting box 14 and air blower 16, first switch valve 18, second switch valve
20 and third switch valve 21 be to refer to the switch of valve-type sample, such as tap, pressure cooker valve, etc. plays cut-off in this way
Switch, specifically a kind of hand-wring type valve, effect is to turn on or is truncated air-flow in pipeline, a left side for 14 upper surface of collecting box
Side fixation is communicated with escape pipe 19, and escape pipe 19 is located at the left side of air inlet pipe 17, and the outer surface of escape pipe 19 is fixedly connected with
Second switch valve 20 is fixedly connected with vacuum pump 15 on the left of 1 upper surface of transmission case, and vacuum pump 15 is located at a left side for collecting box 14
Side, vacuum pump 15, which refers to, obtains vacuum to being evacuated by pumping container using machinery, physics, chemically or physically chemical method
Device or equipment, by setting vacuum pump 15 can vacuumizing to collecting box 14, effectively prevent in collecting box 14 former
The gas of the new collection and original mixed gases when thering is gas not to be completely exhausted out, and collecting gas again, so that newly collect
Gas detection result inaccuracy, the lower part of 14 left side of collecting box is fixed to be communicated with exhaust pipe 22, and exhaust pipe 22 is far from collection
One end of case 14 is connected with the input terminal of vacuum pump 15, and the outer surface of exhaust pipe 22 is fixedly connected with third switch valve 21, and
Third switch valve 21 is between collecting box 14 and vacuum pump 15.
Further, the bottom surface of each supporting leg 5 is fixedly connected to base anchor 8, and the horizontal length value of base anchor 8 is big
In the horizontal length value of supporting leg 5, the contact area between supporting leg 5 and ground can be increased, keep the device stability stronger.
Further, the lower part of 1 right side of transmission case is fixedly connected with catch bar 10, and personnel can be easy to use to hold, side
Just user of service uses, and the outer surface of catch bar 10 is fixedly connected with rubber sleeve 11, can increase user of service's hand and catch bar
Frictional force between 10 effectively prevents user of service's hand skidding when pushing the device from the device being caused to damage.
Further, be fixedly connected in the middle part of 1 inner sidewall of transmission case there are two symmetrical sliding rail 2, each sliding rail 2 it is interior
Portion is connected with slide bar 3 compatible with sliding rail 2, two slide bars 3 one side close to each other left and right with movable plate 12 respectively
Two sides are fixedly connected, and movable plate 12 can be made to remain horizontality, effectively prevent movable plate 12 when moving up and down because of it
Itself is not parallel to lead to 5 card resistance of supporting leg.
Further, the top of 16 input terminal of air blower is connected with sealing cover 23 compatible with air blower 16, effectively
It prevents when without using air blower 16, the inside of air blower 16 enters impurity, which causes collection after entering collecting box 14
Air data detection inaccuracy, the upper surface of sealing cover 23 are fixedly connected with handle 24, personnel can be easy to use to operate sealing cover
23。
Further, the horizontal plane where 12 upper surface of movable plate is parallel with the horizontal plane where 1 bottom surface of transmission case, has
Effect prevents from tilting card resistance when the device being caused to be driven because of movable plate 12, horizontal plane where each 5 bottom surface of supporting leg with biography
Horizontal plane where dynamic 1 bottom surface of case is parallel, can effectively prevent supporting leg 5 from tilting, and the device is caused easily to be toppled over when standing.
Working principle: electric pushrod 13, air blower 16 and vacuum pump 15 are electrically connected with battery, are opened third and are opened
Valve 21 is closed, vacuum pump 15 is started, can be made very to being vacuumized inside collecting box 14 when the extraction of 14 internal gas of collecting box finishes at this time
Sky pump 15 stops, and closes third switch valve 21, can be by catch bar 10 in two idler wheels 7 when needing to move the device
It pulls the device to be moved under effect, when the device, which is moved to suitable position, needs to carry out gas collecting, makes electric pushrod
13 output end is released, and movable plate 12 makes two compressions of brute spring 4 to make two supporting legs 5 move downward at this time, at this time
It may make that two base anchors 8 and ground touch and two idler wheels 7 leave ground, the device is in stable state at this time, is beaten at this time
It opens sealing cover 23 and first switch valve 18 starts air blower 16, outside atmosphere can be sucked into collecting box 14 by air blower 16 at this time
Inside, air blower 16 is stopped closing first switch valve 18 when outside atmosphere collection finishes, when needing in collecting box 14
When the gas that portion is collected is detected, openable second switch valve 20 is arranged the gas inside collecting box 14 by escape pipe 19
Out, it can be realized by simple structure and atmosphere is collected, and device personnel convenient to use easy to remove carry.
The terms "include", "comprise" or its any other variant are intended to non-row in the description of the present invention,
His property includes, so that the process, method, article or equipment for including a series of elements not only includes those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or equipment institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence " including a reference structure ", it is not excluded that wrapping
Include in the process, method, article or equipment of the element that there is also other identical elements.It should be noted that herein
In, the relational terms of such as " first ", " second " or the like be used merely to by an entity or operation with another entity or
Operation distinguishes, without necessarily requiring or implying between these entities or operation there are any this actual relationship or
Sequentially.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of Portable air sampling device, including transmission case (1), there are two the bottom surface of the transmission case (1) is fixedly connected
Symmetrical support rod (6), the bottom end of each support rod (6) pass through pin and are fixedly hinged with idler wheel (7), and feature exists
Open up that there are two symmetrical through-holes (9) in: the bottom surface of the transmission case (1), and two through-holes (9) are located at two support rods
(6) between, the inside of the transmission case (1) is placed with and through-hole (9) compatible supporting leg (5), and two supporting legs (5)
Bottom end extends through two through-holes (9) and extends to the lower section of transmission case (1), and the inside of the transmission case (1) is placed with activity
The upper surface of plate (12), each supporting leg (5) is fixedly connected with the bottom surface of movable plate (12), in the transmission case (1)
It is fixedly connected in the middle part of roof electric pushrod (13), and the upper table of the bottom surface of electric pushrod (13) output end and movable plate (12)
Face is in contact, and the outer surface of each supporting leg (5) is arranged with brute spring (4), the bottom of each brute spring (4)
End is fixedly connected with the inner bottom wall of transmission case (1), bottom surface of the top of each brute spring (4) with movable plate (12)
It is fixedly connected；
It is fixedly connected with collecting box (14) on the right side of transmission case (1) upper surface, the right side of collecting box (14) upper surface
It is fixedly connected with air blower (16), the middle part fixation of collecting box (14) upper surface is communicated with air inlet pipe (17), and air inlet pipe
(17) it is located at the left side of air blower (16), the output of the air inlet pipe (17) one end and air blower (16) far from collecting box (14)
End is connected, and the outer surface of the air inlet pipe (17) is fixedly connected with first switch valve (18), and first switch valve (18) is located at
Between collecting box (14) and air blower (16), the left side fixation of collecting box (14) upper surface is communicated with escape pipe (19), and
Escape pipe (19) is located at the left side of air inlet pipe (17), and the outer surface of the escape pipe (19) is fixedly connected with second switch valve
(20), it is fixedly connected with vacuum pump (15) on the left of transmission case (1) upper surface, and vacuum pump (15) is located at collecting box (14)
Left side, the lower part fixation of collecting box (14) left side is communicated with exhaust pipe (22), and exhaust pipe (22) is far from collecting box
(14) one end is connected with the input terminal of vacuum pump (15), and the outer surface of the exhaust pipe (22) is fixedly connected with third switch
Valve (21), and third switch valve (21) is located between collecting box (14) and vacuum pump (15).
2. a kind of Portable air sampling device according to claim 1, it is characterised in that: each supporting leg (5)
Bottom surface be fixedly connected to base anchor (8), and the horizontal length value of base anchor (8) be greater than supporting leg (5) horizontal length value.
3. a kind of Portable air sampling device according to claim 1, it is characterised in that: on the right side of the transmission case (1)
The lower part in face is fixedly connected with catch bar (10), and the outer surface of the catch bar (10) is fixedly connected with rubber sleeve (11).
4. a kind of Portable air sampling device according to claim 1, it is characterised in that: on the inside of the transmission case (1)
It is fixedly connected in the middle part of wall there are two symmetrical sliding rail (2), the inside of each sliding rail (2) is connected with and sliding rail (2)
Compatible slide bar (3), two slide bars (3) one side close to each other are solid with the left and right sides of movable plate (12) respectively
Fixed connection.
5. a kind of Portable air sampling device according to claim 1, it is characterised in that: air blower (16) input
The top at end is connected with and air blower (16) compatible sealing cover (23), and the upper surface of the sealing cover (23) is fixedly connected with
Handle (24).
6. a kind of Portable air sampling device according to claim 1, it is characterised in that: table on the movable plate (12)
Horizontal plane where face is parallel with the horizontal plane where transmission case (1) bottom surface, the horizontal plane where each supporting leg (5) bottom surface
It is parallel with the horizontal plane where transmission case (1) bottom surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820812348.4U CN208366680U (en) | 2018-05-29 | 2018-05-29 | A kind of Portable air sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820812348.4U CN208366680U (en) | 2018-05-29 | 2018-05-29 | A kind of Portable air sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208366680U true CN208366680U (en) | 2019-01-11 |
Family
ID=64930552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820812348.4U Expired - Fee Related CN208366680U (en) | 2018-05-29 | 2018-05-29 | A kind of Portable air sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208366680U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110988288A (en) * | 2019-12-23 | 2020-04-10 | 武汉俊德环保科技发展有限公司 | Water quality analyzer with protection function |
| CN113686625A (en) * | 2021-08-19 | 2021-11-23 | 天津大学 | Full sample gas collecting device for atmospheric aerosol measurement |
-
2018
- 2018-05-29 CN CN201820812348.4U patent/CN208366680U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110988288A (en) * | 2019-12-23 | 2020-04-10 | 武汉俊德环保科技发展有限公司 | Water quality analyzer with protection function |
| CN113686625A (en) * | 2021-08-19 | 2021-11-23 | 天津大学 | Full sample gas collecting device for atmospheric aerosol measurement |
| CN113686625B (en) * | 2021-08-19 | 2022-05-20 | 天津大学 | Full sample gas collecting device for atmospheric aerosol measurement |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190111 Termination date: 20210529 |