CN214173897U

CN214173897U - Portable sampling device for air pollution detection

Info

Publication number: CN214173897U
Application number: CN202022577915.2U
Authority: CN
Inventors: 李勇刚
Original assignee: Shaanxi Zhijin Testing Technology Co ltd
Current assignee: Shaanxi Zhijin Testing Technology Co ltd
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-09-10
Anticipated expiration: 2030-11-10

Abstract

The utility model discloses an air pollution detects uses portable sampling device, the power distribution box comprises a box body, the inner wall both ends fixedly connected with diaphragm of box, the two sets of first fixed blocks of lower extreme fixedly connected with of diaphragm, it is two sets of the lower extreme of first fixed block is rotated and is connected with the connecting rod, the lower extreme of connecting rod is rotated and is connected with the slider, the lower extreme sliding connection of box has four group's spliced poles, four groups the lower extreme of spliced pole all rotates and is connected with the universal wheel, four groups the upper end fixedly connected with movable plate of spliced pole, two sets of recesses have been seted up to the upper end of movable plate, and are two sets of the inside fixedly connected with dead lever of recess. The utility model discloses in, through first spring, second spring and the third spring that sets up, can meet external impact force absorption when the device is strikeed to carry out the shock attenuation to whole device, and then play the effect of protection to inside part.

Description

Portable sampling device for air pollution detection

Technical Field

The utility model relates to a sampling device field especially relates to an air pollution detects uses portable sampling device.

Background

The device is an instrument or device for collecting atmospheric pollutants or polluted atmosphere. There are many types of atmospheric samplers. The device can be divided into a gas (including steam) sampler and a particle sampler according to a collection object; the sampler can be divided into an environment sampler, an indoor sampler (such as a sampler used in a factory workshop) and a pollution source sampler (such as a chimney sampler) according to the using place. In addition, the sampler also has special purpose, like a sampler for simultaneously collecting gas and particles, can collect sulfur dioxide and particles or hydrogen fluoride and particles in the atmosphere, and is convenient for researching the mutual relation of sulfur or fluorine in gaseous and solid substances. There is also a sampler to collect bacteria in the air.

The existing portable sampling device for air pollution detection is easy to cause collision between parts inside the device when being impacted by external force, thereby causing the damage of the device.

SUMMERY OF THE UTILITY MODEL

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

In order to achieve the above purpose, the utility model adopts the following technical scheme: a portable sampling device for air pollution detection comprises a box body, wherein transverse plates are fixedly connected to two ends of the inner wall of the box body, two groups of first fixed blocks are fixedly connected to the lower end of each transverse plate, connecting rods are rotatably connected to the lower ends of the two groups of first fixed blocks, sliders are rotatably connected to the lower ends of the connecting rods, four groups of connecting rods are slidably connected to the lower ends of the box body, universal wheels are rotatably connected to the lower ends of the four groups of connecting rods, a movable plate is fixedly connected to the upper ends of the four groups of connecting rods, two groups of grooves are formed in the upper end of the movable plate, fixed rods are fixedly connected to the inner parts of the two groups of grooves and are slidably connected with the sliders, two groups of third springs are arranged in the two groups of grooves, the fixed rods are positioned in the third springs, the sliders are positioned between the two groups of third springs, two groups of fixed plates are fixedly connected to the inner part of the box body, a first spring is arranged between the two groups of fixed plates and the moving plate, and a second spring is arranged between the moving plate and the lower end of the inner wall of the box body;

the utility model discloses a diaphragm, including diaphragm, one side of diaphragm, adapter sleeve, the upper end fixedly connected with aspiration pump of diaphragm, one side fixedly connected with outlet duct of aspiration pump, the one end fixedly connected with connecting pipe of outlet duct, the surface of connecting pipe rotates and is connected with the lid that changes, the internal surface threaded connection who changes the lid has the joint pipe, be provided with sealed the pad between joint pipe and the commentaries on classics lid, the one end fixedly connected with collection tank of joint pipe, the lower extreme fixedly connected with threaded rod of collection tank, the surface threaded connection of threaded rod has the mounting panel.

As a further description of the above technical solution:

the both ends fixedly connected with of mounting panel extends the board, the inside of extending the board is provided with fastening bolt.

As a further description of the above technical solution:

the outer surface threaded connection of fastening bolt has the mount pad, the extension board passes through fastening bolt and mount pad fixed connection, the slide rail has been seted up to the upper end of mount pad.

As a further description of the above technical solution:

the lower extreme and the diaphragm fixed connection of mount pad, the extension board is located the upper end of mount pad.

As a further description of the above technical solution:

the upper end of the air pump is fixedly connected with an air exhaust pipe, and the upper end of the air exhaust pipe is fixedly connected with an air exhaust head.

As a further description of the above technical solution:

the air exhaust head is provided with a through hole, and the through hole is communicated with the air exhaust pipe.

As a further description of the above technical solution:

the upper end of box is provided with control panel, one side fixedly connected with push rod of box.

As a further description of the above technical solution:

the universal wheel is provided with a brake pad, the front side of the box body is provided with a box door, and the front side of the box door is fixedly connected with a handle.

The utility model discloses following beneficial effect has:

1. the utility model discloses a first spring, second spring and the third spring that set up can meet external impact force when the device strikes, absorb external impact force to carry out the shock attenuation to whole device, and then play the effect of protection to inside part.

2. Compared with the prior art, through the threaded connection of changeing lid and joint pipe, the installation and the dismantlement of holding vessel and outlet duct can be convenient for, through the sealed pad that sets up, can strengthen the leakproofness of device.

3. The utility model discloses a push rod that sets up can be convenient for promote whole device, through the universal wheel that sets up, can be convenient for the removal of whole device to improve the mobility of device.

4. The utility model discloses a threaded rod that sets up can be through the threaded connection of threaded rod with the mounting panel to the installation of the holding vessel of being convenient for, through the fastening bolt who sets up, the installation and the dismantlement of holding vessel of can being convenient for.

Drawings

Fig. 1 is a front cross-sectional view of a portable sampling device for air pollution detection proposed by the present invention;

fig. 2 is a front view of a portable sampling device for air pollution detection according to the present invention;

FIG. 3 is an enlarged view at B of FIG. 1;

FIG. 4 is an enlarged view taken at A in FIG. 1;

fig. 5 is a schematic perspective view of the portable sampling device for detecting air pollution according to the present invention.

Illustration of the drawings:

1. a box body; 2. a collection tank; 3. a box door; 4. a push rod; 5. an air outlet pipe; 6. an air pump; 7. an air pumping head; 8. an air exhaust pipe; 9. a control panel; 10. a transverse plate; 11. a first fixed block; 12. a connecting rod; 13. a first spring; 14. a second spring; 15. a fixing plate; 16. a third spring; 17. a groove; 18. fixing the rod; 19. connecting columns; 20. a universal wheel; 21. a slider; 22. moving the plate; 23. a handle; 24. a connecting pipe; 25. rotating the cover; 26. a gasket; 27. a joint pipe; 28. a threaded rod; 29. mounting a plate; 30. fastening a bolt; 31. a mounting seat; 32. an extension plate; 33. and a through hole.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention provides an embodiment: a portable sampling device for air pollution detection comprises a box body 1, wherein two ends of the inner wall of the box body 1 are fixedly connected with transverse plates 10, the lower end of each transverse plate 10 is fixedly connected with two groups of first fixing blocks 11, the lower ends of the two groups of first fixing blocks 11 are rotatably connected with connecting rods 12, the lower ends of the connecting rods 12 are rotatably connected with sliders 21, the lower end of the box body 1 is slidably connected with four groups of connecting rods 19, the lower ends of the four groups of connecting rods 19 are rotatably connected with universal wheels 20, the device can be conveniently moved through the arranged universal wheels 20, so that the maneuverability of the device is improved, the upper ends of the four groups of connecting rods 19 are fixedly connected with movable plates 22, the upper ends of the movable plates 22 are provided with two groups of grooves 17, the inner parts of the two groups of grooves 17 are fixedly connected with fixed rods 18, the fixed rods 18 are slidably connected with the sliders 21, two groups of third springs 16 are arranged inside the two groups of grooves 17, and the fixed rods 18 are positioned inside the third springs 16, the slider 21 is located between two sets of third springs 16, through the third spring 16 that sets up, can receive external force when the device strikes, absorb the power that the slider 21 received, and then carry out the shock attenuation to connecting rod 12 and movable plate 22, two sets of fixed plates 15 of the inside fixedly connected with of box 1, be provided with first spring 13 between two sets of fixed plates 15 and the movable plate 22, be provided with second spring 14 between the inner wall lower extreme of movable plate 22 and box 1, through the first spring 13 and the second spring 14 that set up, can absorb external impact force through the extension shrink of self, can carry out the shock attenuation to movable plate 22.

An air extracting pump 6 is fixedly connected to the upper end of the transverse plate 10, an air extracting pipe 8 is fixedly connected to the upper end of the air extracting pump 6, an air extracting head 7 is fixedly connected to the upper end of the air extracting pipe 8, a through hole 33 is formed in the air extracting head 7, the through hole 33 is communicated with the air extracting pipe 8, an air outlet pipe 5 is fixedly connected to one side of the air extracting pump 6, the air outlet pipe 5 is a flexible pipe, a connecting pipe 24 is fixedly connected to one end of the air outlet pipe 5, a rotary cover 25 is rotatably connected to the outer surface of the connecting pipe 24, a joint pipe 27 is connected to the inner surface of the rotary cover 25 in a threaded manner, the joint pipe 27 is connected to the joint pipe 27 in a threaded manner so as to facilitate the connection between the collecting tank 2 and the air outlet pipe 5, a sealing gasket 26 is arranged between the joint pipe 27 and the rotary cover 25, the gap between the rotary cover 25 and the joint pipe 27 can be sealed through the arranged sealing gasket 26, the collecting tank 2 is fixedly connected to one end of the joint pipe 27, the air extracting pump 6 is started so as to enable outside air to be introduced, is led into the collecting tank 2 through a through hole 33, an air extracting head 7, an air extracting pipe 8, an air outlet pipe 5, a connecting pipe 24 and a joint pipe 27 in sequence, sampling of air is realized, a threaded rod 28 is fixedly connected at the lower end of the collecting tank 2, a mounting plate 29 is connected with the outer surface of the threaded rod 28 in a threaded manner, the installation of the collecting tank 2 can be facilitated through the threaded connection of the threaded rod 28 and the installation plate 29, the two ends of the installation plate 29 are fixedly connected with the extension plates 32, the fastening bolts 30 are arranged inside the extension plates 32, the installation seats 31 are connected with the outer surfaces of the fastening bolts 30 through threads, the extension plates 32 are fixedly connected with the installation seats 31 through the fastening bolts 30, the extension plates 32 can be fastened with the installation seats 31 through the arranged fastening bolts 30, thereby be convenient for the installation of collection tank 2, the slide rail has been seted up to the upper end of mount pad 31, and the lower extreme and the diaphragm 10 fixed connection of mount pad 31 extend the board 32 and be located the upper end of mount pad 31.

The upper end of box 1 is provided with control panel 9, and one side fixedly connected with push rod 4 of box 1 can be convenient for people's thrust unit, is provided with the brake block on the universal wheel 20, and the stability of the device of can being convenient for is placed, and the front of box 1 is provided with chamber door 3, and the openly fixedly connected with handle 23 of chamber door 3 through pulling handle 23, can be convenient for opening of chamber door 3.

The working principle is as follows: the whole device can be transferred to a corresponding position under the action of the universal wheel 20 by pulling the push rod 4, when the whole device is impacted by external force, the moving plate 22 moves up and down, at the moment, the first spring 13 positioned at the upper end of the moving plate 22 and the second spring 14 positioned at the lower end of the moving plate 22 can absorb the external impact force through self extension and contraction, and can absorb shock to the moving plate 22, meanwhile, when the moving plate 22 moves up and down, the third springs 16 positioned at two sides of the sliding block 21 slide on the fixed rod 18 under the action of the connecting rod 12, and the force borne by the sliding block 21 can be absorbed through the third springs 16, so that the connecting rod 12 and the moving plate 22 are absorbed, when the door 3 is opened by pulling the handle 23, the collecting tank 2 is placed on the mounting plate 29, the collecting tank 2 is rotated, and the threaded rod 28 at the lower end of the collecting tank 2 rotates, thereby accomplishing the preliminary installation of the collecting tank 2, then fastening the extension plate 32 with the mounting seat 31 through the fastening bolt 30, thereby accomplishing the installation of the collecting tank 2, then inserting the connecting pipe 24 into the joint pipe 27, rotating the rotary cover 25 to make it rotate with the joint pipe 27, because the rotary cover 25 is in threaded connection with the joint pipe 27, under the rotation of the rotary cover 25, the fixing of the rotary cover 25 with the joint pipe 27 can be accomplished, and through the sealing gasket 26 that is provided, the gap between the rotary cover 25 and the joint pipe 27 can be sealed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides an air pollution detects uses portable sampling device, includes box (1), its characterized in that: the inner wall of the box body (1) is fixedly connected with transverse plates (10) at two ends, the lower end of each transverse plate (10) is fixedly connected with two groups of first fixing blocks (11), the lower ends of the two groups of first fixing blocks (11) are rotatably connected with connecting rods (12), the lower ends of the connecting rods (12) are rotatably connected with sliders (21), the lower end of the box body (1) is slidably connected with four groups of connecting columns (19), the lower ends of the four groups of connecting columns (19) are rotatably connected with universal wheels (20), the upper ends of the four groups of connecting columns (19) are fixedly connected with movable plates (22), the upper ends of the movable plates (22) are provided with two groups of grooves (17), the inner parts of the two groups of grooves (17) are fixedly connected with fixing rods (18), the fixing rods (18) are slidably connected with the sliders (21), and two groups of third springs (16) are arranged in the inner parts of the two groups of grooves (17), the fixed rod (18) is positioned inside the third springs (16), the sliding block (21) is positioned between the two groups of third springs (16), the inside of the box body (1) is fixedly connected with the two groups of fixed plates (15), a first spring (13) is arranged between the two groups of fixed plates (15) and the moving plate (22), and a second spring (14) is arranged between the moving plate (22) and the lower end of the inner wall of the box body (1);

the utility model discloses a diaphragm (10) air pump (6), one side fixedly connected with outlet duct (5) of air pump (6), one end fixedly connected with connecting pipe (24) of outlet duct (5), the surface of connecting pipe (24) is rotated and is connected with and changes lid (25), the internal surface threaded connection who changes lid (25) has joint pipe (27), be provided with sealed pad (26) between joint pipe (27) and the commentaries on classics lid (25), the one end fixedly connected with collection tank (2) of joint pipe (27), the lower extreme fixedly connected with threaded rod (28) of collection tank (2), the surface threaded connection of threaded rod (28) has mounting panel (29).

2. The portable sampling device for air pollution detection according to claim 1, wherein: the both ends fixedly connected with extension board (32) of mounting panel (29), the inside of extension board (32) is provided with fastening bolt (30).

3. The portable sampling device for air pollution detection according to claim 2, wherein: the outer surface threaded connection of fastening bolt (30) has mount pad (31), extension board (32) pass through fastening bolt (30) and mount pad (31) fixed connection, the slide rail has been seted up to the upper end of mount pad (31).

4. The portable sampling device for air pollution detection according to claim 3, wherein: the lower end of the mounting seat (31) is fixedly connected with the transverse plate (10), and the extension plate (32) is located at the upper end of the mounting seat (31).

5. The portable sampling device for air pollution detection according to claim 1, wherein: the upper end of the air pump (6) is fixedly connected with an air pumping pipe (8), and the upper end of the air pumping pipe (8) is fixedly connected with an air pumping head (7).

6. The portable sampling device for air pollution detection according to claim 5, wherein: a through hole (33) is formed in the air extraction head (7), and the through hole (33) is communicated with the air extraction pipe (8).

7. The portable sampling device for air pollution detection according to claim 1, wherein: the upper end of the box body (1) is provided with a control panel (9), and one side of the box body (1) is fixedly connected with a push rod (4).

8. The portable sampling device for air pollution detection according to claim 1, wherein: the brake pad is arranged on the universal wheel (20), the box door (3) is arranged on the front side of the box body (1), and the handle (23) is fixedly connected to the front side of the box door (3).