CN209945805U

CN209945805U - Sampling device for air quality detection

Info

Publication number: CN209945805U
Application number: CN201920296036.7U
Authority: CN
Inventors: 黄强; 刘菊香; 唐杰; 王龙
Original assignee: Shaoyang University
Current assignee: Shaoyang University
Priority date: 2019-03-08
Filing date: 2019-03-08
Publication date: 2020-01-14
Anticipated expiration: 2029-03-08

Abstract

The utility model discloses a sampling device that air quality detected usefulness, the on-line screen storage device comprises a base, be equipped with the cavity in the base, the end, the lateral wall on be equipped with slewing mechanism, the upper end fixedly connected with lifting box of base, be equipped with moving mechanism in the lifting box, moving mechanism's lower extreme passes the lateral wall of base and extends to in the cavity, slewing mechanism's one end meshes with moving mechanism mutually, moving mechanism's upper end is passed the upper end of lifting box and is extended to its top, moving mechanism's upper end fixedly connected with backup pad, the upper end fixedly connected with detection mechanism of backup pad. The utility model discloses a slewing mechanism and moving mechanism's use can make the height of equipment can obtain random adjustment, just so can make equipment can use in open field to can take a sample the air in open field area, can make equipment more have practical meaning.

Description

Sampling device for air quality detection

Technical Field

The utility model relates to a sampling device technical field especially relates to a sampling device that air quality detected usefulness.

Background

An atmospheric sampler is an instrument or device that collects atmospheric pollutants or contaminated air.

Wherein the following problems can occur when the existing air sampling device is used:

the existing sampling device has no method for sampling high-altitude positions in field areas, and air is not circulated in high-rise buildings in cities, so that the sampling device cannot sample quickly, certain time is wasted, and the working efficiency is reduced.

Therefore, we propose a sampling device for air quality detection to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a sampling device for air quality detection.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a sampling device that air quality detected usefulness, includes the base, be equipped with the cavity in the base, be equipped with slewing mechanism on the lateral wall of base, the upper end fixedly connected with lifting box of base, be equipped with moving mechanism in the lifting box, moving mechanism's lower extreme passes the lateral wall of base and extends to in the cavity, slewing mechanism's one end meshes with moving mechanism mutually, moving mechanism's upper end is passed the upper end of lifting box and is extended to its top, moving mechanism's upper end fixedly connected with backup pad, the upper end fixedly connected with detection mechanism of backup pad.

Preferably, the rotating mechanism comprises a rotating rod which penetrates through the side wall of the base, one end of the rotating rod, which is located in the cavity, is fixedly connected with a first bevel gear, and the first bevel gear is meshed with the moving mechanism.

Preferably, moving mechanism is including setting up the threaded rod on the bottom end in the lift box, the lower extreme of threaded rod passes the lateral wall of base and extends to in the cavity, the lower extreme fixedly connected with second helical gear of threaded rod, first helical gear meshes with the second helical gear mutually, the nut has been cup jointed on the threaded rod, equal fixedly connected with connecting rod on the both ends lateral wall about the nut, the nut is with the inside wall sliding connection of lift box, two the equal fixedly connected with lifter in upper end of connecting rod, two the upper end of lifter is connected with the backup pad.

Preferably, all fixedly connected with slide rail on the inside wall at both ends about the lift case, two equal sliding connection has with it assorted slider on the lateral wall of slide rail, two the slider is connected with two connecting rods respectively, both ends respectively with the inside wall sliding connection of lift case about the nut.

Preferably, detection mechanism includes fixed connection in the detection case of backup pad upper end, the inner bottom fixedly connected with two spinal branch daggers of detection case, two the upper end fixedly connected with buffer layer of support column, the upper end fixedly connected with sampler of buffer layer, the output fixed mounting of sampler has the outlet duct, the lateral wall of detection case is passed and is extended to its outside to the upper end of outlet duct, equal fixedly connected with montant on the lateral wall at both ends about the detection case, two be equipped with driving motor between the montant, driving motor's upper and lower both ends are connected with two montants respectively, fixedly connected with pivot in driving motor's the drive shaft, fixedly connected with multi-disc flabellum on the lateral wall of pivot, be equipped with the air intake on the lateral wall of.

Preferably, the buffer layer includes soft cushion fixedly connected in two support column upper ends, the upper end fixedly connected with blotter of soft cushion.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the use of slewing mechanism and moving mechanism, can make the height of equipment obtain random adjustment, just so can make equipment can use in the field to can sample the air in the field area, can make equipment more have practical meaning.

2. Through detection mechanism's use, be located between the high building when equipment, can directly start driving motor, can make the air directly enter into the detection case like this, after the sampler sample finishes, can carry detecting instrument through the outlet duct in, make sample time reduce like this, can improve work efficiency.

Drawings

Fig. 1 is a schematic structural diagram of a sampling device for air quality detection according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a schematic view of a connection structure of an overcoat layer in a sampling device for air quality detection according to the present invention.

In the figure: the device comprises a base 1, a chamber 2, a rotating rod 3, a first bevel gear 4, a lifting box 5, a threaded rod 6, a second bevel gear 7, a nut 8, a sliding rail 9, a sliding block 10, a connecting rod 11, a lifting rod 12, a supporting plate 13, a detection box 14, a supporting column 15, a buffer layer 16, a sampler 17, an air outlet pipe 18, a driving motor 19, a rotating shaft 20, fan blades 21, an air inlet 22, a soft rubber cushion 23, a cushion pad 24 and a vertical rod 25.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a sampling device for air quality detection comprises a base 1, a cavity 2 is arranged in the base 1, a rotating mechanism is arranged on the side wall of the base 1, the rotating mechanism comprises a rotating rod 3 penetrating through the side wall of the base 1, a first helical gear 4 is fixedly connected to one end of the rotating rod 3, which is positioned in the cavity 2, and the first helical gear 4 is meshed with a moving mechanism.

The upper end fixedly connected with lift box 5 of base 1 is equipped with moving mechanism in the lift box 5, and moving mechanism's lower extreme passes base 1's lateral wall and extends to in the cavity 2, and rotating mechanism's one end meshes with moving mechanism mutually, and moving mechanism is including setting up threaded rod 6 in lift box 5 inner bottom end, and the lower extreme of threaded rod 6 passes base 1's lateral wall and extends to in the cavity 2, and the lower extreme fixedly connected with second helical gear 7 of threaded rod 6, first helical gear 4 meshes with second helical gear 7 mutually.

Nut 8 has been cup jointed on threaded rod 6, wherein nut 8 can remove according to the screw thread direction on the threaded rod 6, equal fixedly connected with connecting rod 11 on the both ends lateral wall about nut 8, nut 8 and lift box 5's inside wall sliding connection, equal fixedly connected with slide rail 9 on the inside wall at both ends about lift box 5, equal sliding connection has assorted slider 10 with it on the lateral wall of two slide rails 9, two slider 10 are connected with two connecting rods 11 respectively, both ends respectively with lift box 5's inside wall sliding connection about nut 8, the equal fixedly connected with lifter 12 in upper end of two connecting rods 11, the upper end of two lifters 12 is connected with backup pad 13.

The upper end of moving mechanism passes the upper end of lift box 5 and extends to its top, moving mechanism's upper end fixedly connected with backup pad 13, the upper end fixedly connected with detection mechanism of backup pad 13, detection mechanism includes fixed connection in detection case 14 of backup pad 13 upper end, two spinal branch daggers 15 of inner bottom fixedly connected with of detection case 14, the upper end fixedly connected with buffer layer 16 of two spinal branch daggers 15, buffer layer 16 includes the soft cushion 23 of fixed connection in two spinal branch daggers 15 upper end, the upper end fixedly connected with blotter 24 of soft cushion 23.

The upper end fixedly connected with sampler 17 of buffer layer 16, wherein sampler 17 is current sampling machine, this is prior art, it is not too much to state here, sampler 17's output fixed mounting has outlet duct 18, the upper end of outlet duct 18 passes the lateral wall of detection case 14 and extends to its outside, all fixedly connected with montant 25 on the lateral wall at detection case 14 upper and lower both ends, be equipped with driving motor 19 between two montants 25, driving motor 19's upper and lower both ends are connected with two montants 25 respectively, fixedly connected with pivot 20 in driving motor 19's the drive shaft, fixedly connected with multi-disc flabellum 21 on the lateral wall of pivot 20, be equipped with air intake 22 on the lateral wall of detection case 14.

The utility model discloses in, wherein when needs carry out height control to equipment, at first the bull stick 3 rotates, when bull stick 3 rotates, will make first helical gear 4 rotate, when first helical gear 4 rotates, will make second helical gear 7 wheel rotations, when second helical gear 7 rotates, will make threaded rod 6 rotate, when threaded rod 6 rotates, will make nut 8 remove, nut 8 will make nut 8 remove under slider 10 and slide rail 9's spacing simultaneously, will make nut 8 remove on threaded rod 6, just so can make equipment highly obtain the adjustment.

When the sampler needs to sample, the driving motor 19 is started firstly, when the driving motor 19 works, the rotating shaft 20 is rotated, when the rotating shaft 20 rotates, the fan blades 21 are rotated, when the fan blades 21 rotate, external air enters the detection box 14, and therefore the sampler 17 can sample the air.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a sampling device that air quality detected usefulness, includes base (1), be equipped with cavity (2) in base (1), its characterized in that, be equipped with slewing mechanism on the lateral wall of base (1), the upper end fixedly connected with lifting box (5) of base (1), be equipped with moving mechanism in lifting box (5), moving mechanism's lower extreme passes the lateral wall of base (1) and extends to in cavity (2), slewing mechanism's one end meshes with moving mechanism mutually, moving mechanism's upper end is passed the upper end of lifting box (5) and is extended to its top, moving mechanism's upper end fixedly connected with backup pad (13), the upper end fixedly connected with detection mechanism of backup pad (13).

2. The sampling device for the air quality detection according to claim 1, wherein the rotating mechanism comprises a rotating rod (3) penetrating through the side wall of the base (1), one end of the rotating rod (3) located in the chamber (2) is fixedly connected with a first bevel gear (4), and the first bevel gear (4) is engaged with the moving mechanism.

3. A sampling device for air quality detection according to claim 2, the moving mechanism comprises a threaded rod (6) arranged on the inner bottom end of the lifting box (5), the lower end of the threaded rod (6) penetrates through the side wall of the base (1) and extends into the cavity (2), the lower end of the threaded rod (6) is fixedly connected with a second bevel gear (7), the first bevel gear (4) is meshed with the second bevel gear (7), the threaded rod (6) is sleeved with a nut (8), the side walls of the left end and the right end of the nut (8) are fixedly connected with connecting rods (11), nut (8) and the inside wall sliding connection of lift case (5), two the equal fixedly connected with lifter (12) in upper end of connecting rod (11), two the upper end of lifter (12) is connected with backup pad (13).

4. The sampling device for detecting the air quality according to claim 3, wherein the inner side walls of the left end and the right end of the lifting box (5) are fixedly connected with slide rails (9), the side walls of the two slide rails (9) are respectively and slidably connected with slide blocks (10) matched with the slide rails, the two slide blocks (10) are respectively connected with two connecting rods (11), and the left end and the right end of the nut (8) are respectively and slidably connected with the inner side walls of the lifting box (5).

5. The sampling device for air quality detection according to claim 4, wherein the detection mechanism comprises a detection box (14) fixedly connected to the upper end of a support plate (13), the inner bottom end of the detection box (14) is fixedly connected with two support columns (15), the upper ends of the two support columns (15) are fixedly connected with a buffer layer (16), the upper end of the buffer layer (16) is fixedly connected with a sampler (17), the output end of the sampler (17) is fixedly provided with an air outlet pipe (18), the upper end of the air outlet pipe (18) penetrates through the side wall of the detection box (14) and extends to the outer side of the detection box, vertical rods (25) are fixedly connected to the side walls of the upper and lower ends of the detection box (14), a driving motor (19) is arranged between the two vertical rods (25), and the upper and lower ends of the driving motor (19) are respectively connected with the two vertical rods, the fan blade detection device is characterized in that a rotating shaft (20) is fixedly connected to a driving shaft of the driving motor (19), a plurality of fan blades (21) are fixedly connected to the side wall of the rotating shaft (20), and an air inlet (22) is formed in the side wall of the detection box (14).

6. The sampling device for the air quality detection according to claim 5, wherein the buffer layer (16) comprises a soft rubber cushion (23) fixedly connected to the upper ends of two support columns (15), and a buffer pad (24) is fixedly connected to the upper end of the soft rubber cushion (23).