CN212379124U

CN212379124U - Atmospheric particulate matter sampler

Info

Publication number: CN212379124U
Application number: CN202021055203.8U
Authority: CN
Inventors: 王祚旺; 孔维程; 陆立东
Original assignee: Jiangsu Hengyu Environmental Protection Technology Co ltd
Current assignee: Jiangsu Hengyu Environmental Protection Technology Co ltd
Priority date: 2020-06-10
Filing date: 2020-06-10
Publication date: 2021-01-19
Anticipated expiration: 2030-06-10

Abstract

The utility model belongs to the technical field of a sampler, in particular to an atmospheric particulate sampler, aiming at the problem of smaller sampling range when sampling atmospheric particulate, the utility model provides a proposal which comprises a sampling box, wherein one end of two sampling hoses is fixedly arranged at the top of the sampling box, the other ends of the two sampling hoses are fixedly connected with a gas collecting hood, one side of the sampling box is provided with an installation opening, an installation frame is inserted in the installation opening, a filter screen is fixedly arranged in the installation frame, one side bottom of the sampling box is fixedly communicated with a gas outlet pipe, a rotating shaft is arranged in the gas outlet pipe, a fan blade is fixedly arranged at the outer side of the rotating shaft, a slide rail is fixedly arranged at the top of the gas outlet pipe, a slide plate is arranged on the slide rail in a sliding way, a rectangular groove is arranged at the top of the slide plate, and a, simple structure and convenient use.

Description

Atmospheric particulate matter sampler

Technical Field

The utility model relates to a sample thief technical field especially relates to an atmospheric particulates sample thief.

Background

The atmospheric particulates are a general term for various solid and liquid particulate matters existing in the atmosphere, and the atmospheric particulates can reflect the quality of the atmosphere, so that the atmospheric particulates need to be sampled.

In the prior art, when sampling atmospheric particulates, the sampling range is smaller, so we provide an atmospheric particulates sampler for solving the above problems.

Disclosure of Invention

The utility model aims at solving the shortcoming that the sampling range is less when sampling to atmospheric particulates, and the atmospheric particulates sample thief that proposes.

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

the utility model provides an atmospheric particulates sample thief, includes the sampling box, the top fixed mounting of sampling box has the one end of two sampling hoses, the equal fixedly connected with gas collecting channel of the other end of two sampling hoses, the installing port has been seted up to one side of sampling box, and it has the installing frame to peg graft in the installing port, and fixed mounting has the filter screen in the installing frame, the fixed intercommunication in one side bottom of sampling box has the outlet duct, is equipped with the axis of rotation in the outlet duct, and the outside fixed mounting of axis of rotation has the flabellum, the top fixed mounting of outlet duct has the slide rail, and slidable mounting has the slide on the slide rail, and the rectangular channel has been seted up at the top of slide, and slidable mounting has the rectangular plate in the rectangular channel, and the top fixed.

Preferably, one side fixed mounting of sampling box has the motor, the output shaft of motor and the one end fixed connection of axis of rotation, and the top fixed mounting of installing frame has the installation piece, and the bolt is installed to the screw thread on the installation piece, and the thread groove has been seted up to one side of sampling box, bolt and thread groove threaded connection.

Preferably, the rotation hole has been seted up at the top of outlet duct, rotates downthehole rotation and installs the montant, and the bottom of montant extends to in the outlet duct and fixed mounting has big bevel gear, and the meshing has little bevel gear on the big bevel gear, and the outside of axis of rotation is located to the fixed cover of little bevel gear, and the top fixed mounting of outlet duct has the bearing, the inner circle of bearing and the outside fixed connection of montant.

Preferably, the top fixed mounting of montant has first connecting rod, and the top one side of first connecting rod is rotated and is installed the second connecting rod, and the one end and the slide of second connecting rod are rotated and are connected.

Preferably, the top fixed mounting of sampling box has the sleeve pipe, slidable mounting has the lift post in the sleeve pipe, the top fixed mounting of lift post has the diaphragm, the cross bore has been seted up on the diaphragm, slidable mounting has first rack and second rack in the cross bore, the equal fixed mounting in one end of first rack and second rack has the carrier block, two carrier blocks respectively with two gas collecting channel fixed connection, the gear is installed to the cross bore internal rotation, the gear meshes with first rack and second rack mutually, the top fixed mounting of sampling box has electric putter, electric putter's output shaft and the bottom fixed connection of lift post.

Compared with the prior art, the utility model has the advantages of:

(1) when the scheme is used, the lifting column is pushed to vertically move through the electric push rod, the lifting column drives the transverse plate to vertically move, the transverse plate drives the first rack and the second rack to vertically move, the first rack and the second rack drive the two bearing blocks to vertically move, the two bearing blocks drive the two gas collecting hoods to vertically move, so that the heights of the two gas collecting hoods are adjusted, the gas collecting hood positioned on the left side drives the connecting rod to move, and the connecting rod drives the rectangular plate to slide in the rectangular groove;

(2) in the scheme, the rotating shaft is driven by the motor to rotate, the rotating shaft drives the fan blades to rotate, negative pressure is formed in the sampling box, then atmosphere is sampled by two gas collecting hoods and two sampling hoses, particulate matters are filtered by the filter screen, the small bevel gear is driven by the rotating shaft to rotate, the large bevel gear is driven by the small bevel gear to rotate, the large bevel gear drives the vertical rod to rotate, the vertical rod drives the first connecting rod to rotate, the first connecting rod drives the second connecting rod to move, the second connecting rod drives the sliding plate to horizontally reciprocate, the sliding plate drives the rectangular plate to horizontally reciprocate, the rectangular plate drives the connecting rod to horizontally reciprocate, the connecting rod drives the gas collecting hood on the left to horizontally reciprocate, the gas collecting hood drives the first rack to horizontally reciprocate through the bearing block, and the first rack and the second rack are meshed with the same gear, so the second rack can horizontally reciprocate when the first rack horizontally, the movement directions of the second rack and the first rack are opposite, so that the two gas collecting hoods are close to or far away from each other, the sampling range is increased, after sampling is finished, the bolt is screwed, the connection and fixation between the mounting block and the sampling box are removed, and the mounting frame is pulled out rightwards, so that the particulate matters on the filter screen can be collected;

(3) the utility model discloses can increase sampling range, simple structure, convenient to use.

Drawings

Fig. 1 is a schematic structural diagram of an atmospheric particulate sampler provided by the present invention;

fig. 2 is a schematic structural diagram of a portion a of an atmospheric particulate sampler according to the present invention;

fig. 3 is a schematic structural diagram of a part B of the atmospheric particulates sampler provided by the utility model.

In the figure: 1 sampling box, 2 mounting frames, 3 filter screens, 4 air outlet pipes, 5 motors, 6 rotating shafts, 7 fan blades, 8 sampling hoses, 9 gas collecting hoods, 10 sliding plates, 11 rectangular plates, 12 connecting rods, 13 vertical rods, 14 first connecting rods, 15 second connecting rods, 16 small bevel gears, 17 large bevel gears, 18 sleeves, 19 lifting columns, 20 transverse plates, 21 transverse holes, 22 first racks, 23 second racks and 24 gears.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.

Example one

Referring to fig. 1-3, an atmospheric particulates sample thief, including sampling box 1, sampling box 1's top fixed mounting has two sampling hose 8's one end, two sampling hose 8's the equal fixedly connected with gas collecting channel 9 of the other end, the installing port has been seted up to one side of sampling box 1, it has installing frame 2 to peg graft in the installing port, fixed mounting has filter screen 3 in installing frame 2, one side bottom fixed intercommunication of sampling box 1 has outlet duct 4, be equipped with axis of rotation 6 in the outlet duct 4, axis of rotation 6's outside fixed mounting has flabellum 7, the top fixed mounting of outlet duct 4 has the slide rail, slidable mounting has slide plate 10 on the slide rail, the rectangular channel has been seted up at slide plate 10's top, slidable mounting has rectangular plate 11 in the rectangular channel, the top fixed mounting of rectangular plate 11 has the one end of connecting rod 12, the other end.

In this embodiment, one side fixed mounting of sampling box 1 has motor 5, and motor 5's output shaft and the one end fixed connection of axis of rotation 6, the top fixed mounting of installing frame 2 has the installation piece, and the bolt is installed to the screw thread on the installation piece, and the thread groove has been seted up to one side of sampling box 1, bolt and thread groove threaded connection.

In this embodiment, the rotation hole has been seted up at the top of outlet duct 4, rotates downthehole rotation and installs montant 13, and the bottom of montant 13 extends to in the outlet duct 4 and fixed mounting has big conical gear 17, and the meshing has little conical gear 16 on the big conical gear 17, and the outside of axis of rotation 6 is located to little conical gear 16 fixed cover, and the top fixed mounting of outlet duct 4 has the bearing, the inner circle of bearing and montant 13's outside fixed connection.

In this embodiment, a first connecting rod 14 is fixedly installed at the top of the vertical rod 13, a second connecting rod 15 is rotatably installed at one side of the top of the first connecting rod 14, and one end of the second connecting rod 15 is rotatably connected with the sliding plate 10.

In this embodiment, top fixed mounting of sampling box 1 has sleeve 18, slidable mounting has lift post 19 in sleeve 18, top fixed mounting of lift post 19 has diaphragm 20, cross bore 21 has been seted up on diaphragm 20, slidable mounting has first rack 22 and second rack 23 in the cross bore 21, the equal fixed mounting in one end of first rack 22 and second rack 23 has the carrier block, two carrier blocks respectively with two gas collecting channel 9 fixed connection, gear 24 is installed to the rotation in cross bore 21, gear 24 meshes with first rack 22 and second rack 23 mutually, the top fixed mounting of sampling box 1 has electric putter, electric putter's output shaft and lift post 19's bottom fixed connection.

Example two

Referring to fig. 1-3, an atmospheric particulates sample thief, including sampling box 1, there is two sampling hose 8's one end at sampling box 1's top through welded fastening, two sampling hose 8's the equal fixedly connected with gas collecting channel 9 of the other end, the installing port has been seted up to one side of sampling box 1, it has installing frame 2 to peg graft in the installing port, there is filter screen 3 through welded fastening in installing frame 2, one side bottom fixed intercommunication of sampling box 1 has outlet duct 4, be equipped with axis of rotation 6 in the outlet duct 4, there is flabellum 7 in the outside of axis of rotation 6 through welded fastening, there is the slide rail at outlet duct 4's top through welded fastening, slidable mounting has slide 10 on the slide rail, the rectangular channel has been seted up at slide 10's top, slidable mounting has rectangular plate 11 in the rectangular channel, there is the one end of connecting rod 12 at rectangular plate 11's top through welded fastening, the.

In this embodiment, one side of sampling box 1 has motor 5 through welded fastening installation, and motor 5's output shaft and the one end fixed connection of axis of rotation 6, the top of installing frame 2 has the installation piece through welded fastening installation, and the bolt is installed to the screw thread on the installation piece, and the thread groove has been seted up to one side of sampling box 1, and bolt and thread groove threaded connection can make the installation piece be connected fixedly with sampling box 1.

In this embodiment, the rotation hole has been seted up at the top of outlet duct 4, rotate downthehole rotation and install montant 13, the bottom of montant 13 extends to in the outlet duct 4 and through welded fastening install big bevel gear 17, the meshing has little bevel gear 16 on the big bevel gear 17, the outside of axis of rotation 6 is located to little bevel gear 16 fixed cover, welded fastening installs the bearing at the top of outlet duct 4 through welded fastening, the inner circle of bearing and montant 13's outside fixed connection, the bearing makes the stable rotation of montant 13.

In this embodiment, the top of the vertical rod 13 is fixedly provided with a first connecting rod 14 by welding, one side of the top of the first connecting rod 14 is rotatably provided with a second connecting rod 15, one end of the second connecting rod 15 is rotatably connected with the sliding plate 10, and the vertical rod 13, the first connecting rod 14, the second connecting rod 15 and the sliding plate 10 are commonly used connecting rod reciprocating mechanisms.

In this embodiment, there is sleeve 18 at the top of sampling box 1 through welded fastening, slidable mounting has lift post 19 in sleeve 18, there is diaphragm 20 at the top of lift post 19 through welded fastening, diaphragm 20 has last seted up cross bore 21, slidable mounting has first rack 22 and second rack 23 in the cross bore 21, the one end of first rack 22 and second rack 23 all has the carrier block through welded fastening, two carrier blocks respectively with two gas collecting channel 9 fixed connection, gear 24 is installed to the rotation in cross bore 21, gear 24 meshes with first rack 22 and second rack 23 mutually, there is electric putter at the top of sampling box 1 through welded fastening, electric putter's output shaft and lift post 19's bottom fixed connection, electric putter can promote lift post 19 and remove.

In the embodiment, when the sampling box is used, the lifting column 19 is pushed to vertically move by the electric push rod, the lifting column 19 drives the transverse plate 20 to vertically move, the transverse plate 20 drives the first rack 22 and the second rack 23 to vertically move, the first rack 22 and the second rack 23 drive the two bearing blocks to vertically move, the two bearing blocks drive the two gas collecting hoods 9 to vertically move, so that the heights of the two gas collecting hoods 9 are adjusted, the gas collecting hood 9 positioned on the left side drives the connecting rod 12 to move, the connecting rod 12 drives the rectangular plate 11 to slide in the rectangular groove, the rotating shaft 6 is driven by the motor 5 to rotate, the rotating shaft 6 drives the fan blades 7 to rotate, negative pressure is formed in the sampling box 1, further, the atmosphere is sampled by the two gas collecting hoods 9 and the two sampling hoses 8, particles are filtered by the filter screen 3, the small conical gear 16 is driven by the rotating shaft 6 to rotate, the small conical gear, the large bevel gear 17 drives the vertical rod 13 to rotate, the vertical rod 13 drives the first connecting rod 14 to rotate, the first connecting rod 14 drives the second connecting rod 15 to move, the second connecting rod 15 drives the sliding plate 10 to horizontally reciprocate, the sliding plate 10 drives the rectangular plate 11 to horizontally reciprocate, the rectangular plate 11 drives the connecting rod 12 to horizontally reciprocate, the connecting rod 12 drives the left gas collecting hood 9 to horizontally reciprocate, the gas collecting hood 9 drives the first rack 22 to horizontally reciprocate through the bearing block, because the first rack 22 and the second rack 23 are meshed with the same gear 24, the second rack 23 also horizontally reciprocates when the first rack 22 horizontally reciprocates, the motion direction of the second rack 23 is opposite to that of the first rack 22, so that the two gas collecting hoods 9 are close to or far away from each other, the sampling range is increased, after sampling is finished, the bolt is screwed, the connection and fixation of the mounting block and the sampling box 1 is released, install frame 2 is taken out to the right, can collect the particulate matter on the filter screen 3.

The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.

Claims

1. The atmospheric particulate sampler comprises a sampling box (1) and is characterized in that one end of two sampling hoses (8) is fixedly mounted at the top of the sampling box (1), a gas collecting hood (9) is fixedly connected at the other end of the two sampling hoses (8), a mounting opening is formed in one side of the sampling box (1), a mounting frame (2) is inserted in the mounting opening, a filter screen (3) is fixedly mounted in the mounting frame (2), an air outlet pipe (4) is fixedly communicated with the bottom of one side of the sampling box (1), a rotating shaft (6) is arranged in the air outlet pipe (4), fan blades (7) are fixedly mounted on the outer side of the rotating shaft (6), a sliding rail is fixedly mounted at the top of the air outlet pipe (4), a sliding plate (10) is slidably mounted on the sliding rail, a rectangular groove is formed in the top of the sliding plate (10), and a, the top of the rectangular plate (11) is fixedly provided with one end of a connecting rod (12), and the other end of the connecting rod (12) is fixedly connected with one gas collecting hood (9) of the two gas collecting hoods (9).

2. The atmospheric particulate sampler as claimed in claim 1, wherein a motor (5) is fixedly mounted on one side of the sampling box (1), an output shaft of the motor (5) is fixedly connected with one end of the rotating shaft (6), a mounting block is fixedly mounted on the top of the mounting frame (2), a bolt is mounted on the mounting block in a threaded manner, a threaded groove is formed in one side of the sampling box (1), and the bolt is in threaded connection with the threaded groove.

3. The atmospheric particulate sampler as claimed in claim 1, wherein the top of the outlet duct (4) is provided with a rotating hole, a vertical rod (13) is rotatably mounted in the rotating hole, the bottom end of the vertical rod (13) extends into the outlet duct (4) and is fixedly provided with a large bevel gear (17), the large bevel gear (17) is engaged with a small bevel gear (16), the small bevel gear (16) is fixedly sleeved on the outer side of the rotating shaft (6), the top of the outlet duct (4) is fixedly provided with a bearing, and the inner ring of the bearing is fixedly connected with the outer side of the vertical rod (13).

4. The atmospheric particulate sampler as claimed in claim 3, wherein the top of the vertical rod (13) is fixedly provided with a first connecting rod (14), one side of the top of the first connecting rod (14) is rotatably provided with a second connecting rod (15), and one end of the second connecting rod (15) is rotatably connected with the sliding plate (10).

5. The atmospheric particulate sampler according to claim 1, wherein the top of the sampling box (1) is fixedly provided with a sleeve (18), the sleeve (18) is internally provided with a lifting column (19), the top of the lifting column (19) is fixedly provided with a transverse plate (20), the transverse plate (20) is provided with a transverse hole (21), the transverse hole (21) is internally provided with a first rack (22) and a second rack (23), one ends of the first rack (22) and the second rack (23) are fixedly provided with bearing blocks, the two bearing blocks are respectively and fixedly connected with the two gas collecting hoods (9), the transverse hole (21) is internally provided with a rotating gear (24), the gear (24) is meshed with the first rack (22) and the second rack (23), the top of the sampling box (1) is fixedly provided with an electric push rod, and an output shaft of the electric push rod is fixedly connected with the bottom of the lifting column (19).