CN207456870U - A kind of atmosphere sampling instrument - Google Patents
A kind of atmosphere sampling instrument Download PDFInfo
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- CN207456870U CN207456870U CN201721434183.3U CN201721434183U CN207456870U CN 207456870 U CN207456870 U CN 207456870U CN 201721434183 U CN201721434183 U CN 201721434183U CN 207456870 U CN207456870 U CN 207456870U
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- cylinder
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- host
- auxiliary
- partition plate
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Abstract
The utility model discloses a kind of atmosphere sampling instruments,It is related to air detection equipment,The utility model includes cylinder,Sample cotton,Strainer,Partition plate,Fan,Motor,Auxiliary-motor,Fixed arm,Track,Idler wheel,Host,Main engine bed and pedestal,Cylinder is divided into superjacent air space and underlying space by partition plate,Fan is located at underlying space and reduces the pressure of underlying space,Sampling cotton is located above space,Motor makes dust tightly adsorb in sampling cotton surface and inside for driving rotary drum to generate centrifugal force,One end of fixed arm is fixed on pedestal,The other end installs idler wheel,Track is on cylinder outer surface,Fixed arm,The entirety of idler wheel and track composition can limit cylinder and be in rotation process rocks in radial directions,Auxiliary-motor can control host to rotate and cylinder driven to be rotated using auxiliary-motor output shaft as shaft,So as to increase air sampling scope,Make sampled data more objective and accurate.
Description
Technical field
The utility model is related to air detection equipment, and in particular to a kind of atmosphere sampling instrument.
Background technology
Dust sampler refers to the portable tools that dust sample is gathered in dust laden air, and it is pre- that it is widely used in disease
The health prison of the departments such as anti-, environmental monitoring, labour protection, safety supervision, military affairs, research and teaching, metallurgy, petrochemical industry, railway, building materials
It surveys and evaluates, be exclusively used in measuring dust in air mean concentration in production team workplace.It is pre- to trap in dust sampler
Device is the separator of dust sampler, for gather dust and the dust by being collected in pre- trap internal screen into
Row Correlative data analysis.But the pre- trap in current dust sampler is during the work time, what pre- trap trapped
Dust easily drops when being measured after the completion of trapping, causes dust sampling result inaccurate；And near can only be to pre- trap
Air sampled, the dust in air Density inhomogeneity of most places, therefore the dust of current dust sampler is adopted
Sample result is not accurate enough.
Utility model content
The utility model aim is to solve the above problems, and the utility model provides a kind of atmosphere sampling instrument, application
When trapped dust can be prevented to be not easy to drop, and air sampling scope can be increased so that dust sampling result is more
It is objective and accurate.
The purpose of this utility model is achieved through the following technical solutions：
A kind of atmosphere sampling instrument, including pre- trap, for the pre- trap by cylinder and motor form, the cylinder is to open
The upward empty cylinder of mouth, cylinder interior are equipped with partition plate, and cylinder interior is divided into superjacent air space and underlying space by the partition plate, cylinder
With one layer of sampling cotton on the side wall of superjacent air space；Multiple apertures are offered on the partition plate, the upper face of partition plate has one layer
Strainer；Fan is equipped in the underlying space of the cylinder, the fan is used to make both superjacent air space and underlying space of cylinder
Generate pressure difference；Bottom of cylinder in cylinder underlying space offers multiple ventilation holes；Further include motor, host, fixation
Arm and idler wheel, the motor are fixed on host, and the output shaft of motor is fixed on bottom of cylinder, the shaft of motor and cylinder
Axis collinear；A circle groove is offered on the outer surface of the cylinder, track is housed in groove, one end of the fixed arm is fixed
On host, the other end of fixed arm is equipped with idler wheel, and the idler wheel is embedded in track；Further include auxiliary-motor and pedestal, host bottom
Portion is fixed with main engine bed, and the auxiliary-motor is fixed on base top, and the output terminal of auxiliary-motor is fixed on main engine bed bottom, the bottom
Seat bottom is hinged with multiple supporting legs；The shaft of the motor is parallel with the shaft of auxiliary-motor and at a distance of 0.8~1m.
For the utility model in use, open fan, the wind direction of fan is downward, due to the setting of aperture and ventilation hole,
The pressure of cylinder underlying space can be made to be less than the pressure of cylinder superjacent air space, extraneous air is made to enter circle from cylinder upper opening
Tin, the dust in air will be trapped by sampling cotton afterwards, and strainer can prevent the dust in air from entering cylinder underlying space
And then damage fan；Rotary drum can make the dust being located in cylinder tightly adsorb and sampling by centrifugal force after starting motor
Cotton surface and inside, fixed arm, idler wheel and being used cooperatively for track are to be in limit cylinder in rotation process in radial direction side
It rocks upwards so that cylinder can keep the shaft of cylinder not deviate by machine shaft when rotating.Cotton is sampled eventually by calculating
Weight change draw dust situation in air.After starting motor, host, main engine bed and pre- trap are just with auxiliary-motor
Output terminal rotates, so as to increase air acquisition scope so that gathered data is more accurate.The supporting leg for being hinged on base bottom can
The utility model is made to be stably placed on ground, and the angle of supporting leg is adjustable at any time.When auxiliary-motor rotating speed is smaller, supporting leg
Angle can set it is smaller；When auxiliary-motor rotating speed is larger, rotates angular momentum and increase therewith, the angle of supporting leg just need to be arranged to compared with
Big numerical value.
Further, it is hinged with support plate on the free end of the supporting leg, the bottom of the support plate is equipped with non-slip mat, support plate and anti-
Skidding can prevent the utility model from sliding on the ground, and the angle for also preventing the supporting leg when motor rotates changes.
Further, button and display screen are further included on the host, fluoresent coating, fluorescence are scribbled on the keytop
Coating can in the environment of dark normal use the utility model.
Further, water tank is additionally provided on the host, water tank is connected to water pipe, and being additionally provided on the bottom of cylinder can open
The cover board closed, the cover board is for blocking or opening ventilation hole, and the water proof and dust proof grade of the fan is IP68 grades, the host
Water proof and dust proof grade be IP68 grades.After dust, which gathers, terminates and take out sampling cotton and strainer, the water in water tank is passed through into water
Pipe injects cylinder, and water enters after cylinder blocks ventilation hole using cover board, opens waterproof fan, and water will be cleaned in cylinder,
It is achieved thereby that self-cleaning function.Cover board is opened after having cleaned makes water be discharged from ventilation hole.
Further, the filter opening diameter of the strainer is less than the filter opening diameter of sampling cotton, can be better protected from dust entrance
Cylinder underlying space where fan.
Further, the partition plate is parallel to cylinder bottom surface.
Further, plane is parallel with plane where partition plate where the track, and plane residing for track and machine shaft are mutual
It is perpendicular.
Further, the rotating speed of the auxiliary-motor output terminal is arranged to 1~5r/min.
By using the utility model, following advantageous effect can be generated：The utility model includes cylinder, sampling cotton, filter
Net, partition plate, fan, motor, auxiliary-motor, fixed arm, track, idler wheel, host, main engine bed and pedestal, cylinder are divided by partition plate
Side space and underlying space, fan are located at underlying space and reduce the pressure of underlying space, and sampling cotton is located above space, motor
For drive rotary drum with generate centrifugal force make dust tightly adsorb sampling cotton surface and inside, one end of fixed arm fix
On pedestal, other end installation idler wheel, on cylinder outer surface, the entirety of fixed arm, idler wheel and track composition can limit track
Rounding cylinder is in rotation process and rocks in radial directions, and auxiliary-motor can control host to rotate and drive cylinder defeated with auxiliary-motor
Shaft rotates for shaft, so as to increase air sampling scope, makes sampled data more objective and accurate.
Description of the drawings
Attached drawing described herein is used for providing further understanding the utility model embodiment, forms the one of the application
Part does not form the restriction to the utility model embodiment.In the accompanying drawings：
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the part-structure schematic diagram of the utility model.
Mark and corresponding parts title in attached drawing：1- cylinders, 2- sampling cottons, 3- tracks, 4- partition plates, 5- apertures, 6-
Fan, 7- ventilation holes, 8- motors, 10- fixed arms, 11- strainers, 12- idler wheels, 13- hosts, 14- buttons, 15- display screens, 16-
Main engine bed, 17- auxiliary-motors, 18- pedestals, 19- supporting legs, 20- support plates, 21- cover boards, 22- water tanks, 23- water pipes.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, with reference to embodiment and attached drawing,
The utility model is described in further detail, and the exemplary embodiment and its explanation of the utility model are only used for explaining this
Utility model is not intended to limit the scope of the present invention.
As shown in Fig. 1~2, a kind of atmosphere sampling instrument, including pre- trap, pre- trap is made of cylinder 1 and motor 8,
Cylinder 1 is the empty cylinder of opening upwards, and cylinder 1 is internally provided with partition plate 4, and partition plate 4 will be divided into superjacent air space inside cylinder 1 and lower section is empty
Between, with one layer of sampling cotton 2 on the side wall of the superjacent air space of cylinder 1；Multiple apertures 5, the upper plate of partition plate 4 are offered on partition plate 4
Have one layer of strainer 11 in face；In the underlying space of the cylinder 1 be equipped with fan 6, fan 6 be used for make cylinder 1 superjacent air space and
Both underlying spaces generate pressure difference；1 bottom of cylinder in 1 underlying space of cylinder offers multiple ventilation holes 7；It further includes
Host 13, fixed arm 10 and idler wheel 12, the motor 8 are fixed on host 13, and the output shaft of motor 8 is fixed on 1 bottom of cylinder
On, the shaft of motor 8 and the axis collinear of cylinder 1；A circle groove is offered on the outer surface of the cylinder 1, is equipped in groove
Track 3, one end of the fixed arm 10 are fixed on host 13, and the other end of fixed arm 10 is equipped with idler wheel 12, and idler wheel 12 is embedding
Enter track 3；Auxiliary-motor 17 and pedestal 18 are further included, 13 bottom of host is fixed with main engine bed 16, and the auxiliary-motor 17 is fixed on bottom
18 top of seat, the output terminal of auxiliary-motor 17 are fixed on 16 bottom of main engine bed, and 18 bottom of pedestal is hinged with multiple supporting legs 19；Institute
The shaft for stating motor 8 is parallel with the shaft of auxiliary-motor 17 and at a distance of 0.8~1m.Support plate 20 is hinged on the free end of supporting leg 19,
20 bottom of support plate is equipped with non-slip mat.Button 14 and display screen 15 are further included on the host 13, on 14 surface of button
Fluoresent coating is scribbled, water tank 22 is additionally provided on host 13, water tank 22 is connected to water pipe 23, and being additionally provided on 1 bottom of cylinder can be opened and closed
Cover board 21, cover board 21 is for blocking or opening ventilation hole 7, and the water proof and dust proof grade of fan 6 is IP68 grades, the waterproof of host 13
Dust-proof grade is IP68 grades.The filter opening diameter of strainer 11 is less than the filter opening diameter of sampling cotton 2, and the partition plate 4 is parallel to 1 bottom of cylinder
Face, the 3 place plane of track is parallel with 4 place plane of partition plate, and plane residing for track 3 and 8 shaft of motor are orthogonal, secondary electricity
The rotating speed of 17 output terminal of machine is arranged to 1~5r/min.
Above-described specific embodiment, the purpose of this utility model, technical solution and advantageous effect have been carried out into
One step is described in detail, it should be understood that the foregoing is merely specific embodiment of the present utility model, is not used to limit
Determine the scope of protection of the utility model, within the spirit and principle of the utility model, any modification for being made equally is replaced
It changes, improve, should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of atmosphere sampling instrument, which is characterized in that including pre- trap, the pre- trap is by cylinder (1) and motor (8) group
Into the cylinder (1) is the empty cylinder of opening upwards, and cylinder (1) is internally provided with partition plate (4), and the partition plate (4) will be in cylinder (1)
Portion is divided into superjacent air space and underlying space, has one layer of sampling cotton (2) on the side wall of the superjacent air space of cylinder (1)；The partition plate
(4) multiple apertures (5) are offered on, the upper face of partition plate (4) has one layer of strainer (11)；The underlying space of the cylinder (1)
In be equipped with fan (6), the fan (6) for make both superjacent air space and underlying space of cylinder (1) generate pressure difference；It is located at
Cylinder (1) bottom in cylinder (1) underlying space offers multiple ventilation holes (7)；Further include host (13), fixed arm (10) and
Idler wheel (12), the motor (8) are fixed on host (13), and the output shaft of motor (8) is fixed on cylinder (1) bottom, motor
(8) shaft and the axis collinear of cylinder (1)；A circle groove is offered on the outer surface of the cylinder (1), rail is housed in groove
Road (3), one end of the fixed arm (10) are fixed on host (13), and the other end of fixed arm (10) is equipped with idler wheel (12),
The embedded track (3) of the idler wheel (12)；
Auxiliary-motor (17) and pedestal (18) are further included, host (13) bottom is fixed with main engine bed (16), and the auxiliary-motor (17) is solid
It is scheduled at the top of pedestal (18), the output terminal of auxiliary-motor (17) is fixed on main engine bed (16) bottom, and pedestal (18) bottom is hinged
There are multiple supporting legs (19)；The shaft of the motor (8) is parallel with the shaft of auxiliary-motor (17) and at a distance of 0.8~1m.
2. a kind of atmosphere sampling instrument according to claim 1, which is characterized in that hinged on the free end of the supporting leg (19)
There is support plate (20), support plate (20) bottom is equipped with non-slip mat.
3. a kind of atmosphere sampling instrument according to claim 1, which is characterized in that further include button on the host (13)
(14) and display screen (15), fluoresent coating is scribbled on button (14) surface.
4. a kind of atmosphere sampling instrument according to claim 1, which is characterized in that be additionally provided with water tank on the host (13)
(22), water tank (22) is connected to water pipe (23), and the cover board (21) that can be opened and closed, the cover board are additionally provided on cylinder (1) bottom
(21) for blocking or opening ventilation hole (7), the water proof and dust proof grade of the fan (6) is IP68 grades, the host (13)
Water proof and dust proof grade is IP68 grades.
5. a kind of atmosphere sampling instrument according to claim 1, which is characterized in that the filter opening diameter of the strainer (11) is less than
Sample the filter opening diameter of cotton (2).
6. a kind of atmosphere sampling instrument according to claim 1, which is characterized in that the partition plate (4) is parallel to cylinder (1) bottom
Face.
7. a kind of atmosphere sampling instrument according to claim 1, which is characterized in that plane and partition plate where the track (3)
(4) plane where is parallel, and plane residing for track (3) and motor (8) shaft are orthogonal.
A kind of 8. atmosphere sampling instrument according to claim 1, which is characterized in that the rotating speed of auxiliary-motor (17) output terminal
It is arranged to 1~5r/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721434183.3U CN207456870U (en) | 2017-10-31 | 2017-10-31 | A kind of atmosphere sampling instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721434183.3U CN207456870U (en) | 2017-10-31 | 2017-10-31 | A kind of atmosphere sampling instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207456870U true CN207456870U (en) | 2018-06-05 |
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ID=62253101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721434183.3U Active CN207456870U (en) | 2017-10-31 | 2017-10-31 | A kind of atmosphere sampling instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207456870U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112881103A (en) * | 2021-01-14 | 2021-06-01 | 河南省奥瑞环保科技有限公司 | Micro sampling flow control device |
-
2017
- 2017-10-31 CN CN201721434183.3U patent/CN207456870U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112881103A (en) * | 2021-01-14 | 2021-06-01 | 河南省奥瑞环保科技有限公司 | Micro sampling flow control device |
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