CN218157761U - Atmosphere detection sample device with double-layer sealing structure - Google Patents

Abstract

The utility model discloses an atmospheric detection sample device with a double-layer sealing structure, specifically relates to the field of atmospheric detection, comprising a bottom plate, universal wheels are installed at the bottom of the bottom plate near the four corners, and a box is arranged above the bottom plate. body, a detection device is installed at the bottom near the left side of the box, the left side of the detection device is inserted near the top with an air outlet pipe whose left end is connected to the outside world, and the right side of the detection device is near the bottom A delivery pipe is inserted; the utility model utilizes the mutual cooperation between the set runner, worm, worm wheel, rotating rod, vertical plate and cleaning brush to rotate the runner, and through the transmission between the worm and the worm wheel, so that The vertical plate rotates, and the vertical plate can drive the two cleaning brushes on it to clean the dust and other impurities filtered from the surface of the filter screen, which can prevent the filter screen from being blocked by impurities, ensure the effect of suction collection, and improve the efficiency of use .

Description

An atmospheric detection sample device with a double-layer sealed structure

technical field

The utility model relates to the technical field of atmospheric detection, in particular to an atmospheric detection sample device with a double-layer sealing structure.

Background technique

Nowadays, people pay more and more attention to their living environment, especially the quality of the air, which prompts people to pay more and more attention to the air quality. The atmospheric detection device refers to the detection of the main pollutants in the atmosphere of an area. The information in it improves the environment of the area.

1. The existing atmospheric detection sample device with a double-layer sealed structure usually does not have the effect of cleaning the filter screen while filtering the dust and other impurities inside the outside air. If there are too many, it will affect the inspiratory collection effect and reduce the efficiency of use;

2. The existing atmospheric detection sample device with a double-layer sealed structure is usually difficult to move up and down when in use, so that it is impossible to detect air at different heights, which reduces the practicability of use. Therefore, we propose a An atmospheric detection sample device with a double-layer sealed structure is used to solve the above problems.

Utility model content

The purpose of this utility model is to provide an atmospheric detection sample device with a double-layer sealing structure, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: an atmospheric detection sample device with a double-layer sealing structure, including a bottom plate, universal wheels are installed near the four corners below the bottom plate, and There is a box, and a detection device is installed on the bottom of the box near the left side. The left side of the detection device is inserted near the top with an air outlet pipe whose left end communicates with the outside world. The right side of the detection device is close to A delivery pipe is inserted at the bottom, a collection box is installed at the bottom of the box near the right side, and the right end of the delivery pipe is inserted into the inside of the collection box, and an air pump is installed above the collection box. A collection pipe is installed above the air pump, and an air collection hood is provided on the right side of the box. The end of the collection pipe away from the air pump runs through the box, and extends to the outside of the box to connect with the air collection hood. The inside of the gas collecting hood is equipped with a vertically arranged filter screen, the inside of the gas collecting hood is provided with a cleaning mechanism, and the bottom of the box is provided with a lifting mechanism.

As a preferred technical solution of the present invention, the cleaning mechanism includes a vertical plate, the right side of the filter screen is provided with a vertical plate, and the left side of the vertical plate is installed with two cleaning brushes arranged up and down, and the two The left side of each cleaning brush and the filter screen are attached to each other, and a rotating rod is installed in the middle of the left side of the vertical plate, and the left end of the rotating rod runs through the filter screen and extends to the left side of the filter screen for installation. There is a worm wheel, the front side of the worm wheel is meshed with a worm, the top of the worm passes through the air collecting hood, and extends to the top of the air collecting hood to install a runner.

As a preferred technical solution of the present utility model, first sliders are installed on the upper and lower sides of the vertical plate, and a circular shape matching with the two first sliders is provided on the inner wall of the gas collecting hood. chute, and the two first sliders are slidably installed inside the circular chute.

As a preferred technical solution of the present utility model, the lifting mechanism includes a sleeve, and sleeves are installed above the bottom plate close to the left and right sides, and rack rods are inserted inside the two sleeves. , and the top ends of the two rack bars are installed on the box, the inside of the two sleeves is provided with gears near the top, and the two gears are connected to the adjacent rack bars. Mesh with each other.

As a preferred technical solution of the present invention, the insides of the two gears are provided with rotating shafts, and the outer ends of the two rotating shafts are rotatably mounted on the inner wall of the adjacent sleeve. The inner ends both pass through adjacent sleeves and extend to the outside of the sleeves.

As a preferred technical solution of the present invention, the same horizontal plate is installed on the inner side of the two sleeves close to the upper part, and a double-axis motor is installed in the middle of the upper part of the horizontal plate. Each output end is connected with the adjacent rotating shaft.

As a preferred technical solution of the present invention, limit plates are installed on the bottom ends of the two rack bars, and second sliders are installed on the left and right sides of the two limit plates. The left and right sides of the inside of the sleeve are provided with chute matched with the second slide block, and a plurality of the second slide blocks are slidably installed inside the adjacent chute.

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

1. The utility model uses the mutual cooperation between the set runner, worm, worm wheel, rotating rod, vertical plate and cleaning brush to rotate the runner, and the vertical plate is rotated through the transmission between the worm and the worm wheel. , the vertical plate can drive the two cleaning brushes on it to clean the dust and other impurities filtered from the surface of the filter screen, which can prevent the filter screen from being blocked by impurities, ensure the effect of suction collection, and improve the efficiency of use;

2. The utility model utilizes the mutual cooperation between the set sleeve, biaxial motor, rotating shaft, gear and rack bar. The biaxial motor rotates forward or reverse, which can make the two gears rotate, and the two The gears can drive the rack bar to move up or down through meshing, so that the two rack bars can drive the box body to move up or down, so as to achieve the purpose of adjusting the height up and down, which is convenient for detecting air at different heights, and improves the practicality in use.

Description of drawings

Fig. 1 is a front view of the utility model,

Fig. 2 is a front sectional view of the utility model,

Fig. 3 is the enlarged view of place A in Fig. 2 of the utility model,

Fig. 4 is an enlarged view of B in Fig. 2 of the present utility model.

In the figure: 1. Bottom plate; 2. Universal wheels; 3. Box body; 4. Detection device; 5. Air outlet pipe; 6. Delivery pipe; 7. Collection box; 8. Air pump; 9. Collection pipe; 11, filter screen; 12, vertical plate; 13, cleaning brush; 14, rotating rod; 15, worm gear; 16, worm; 17, runner; 18, first slider; 19, sleeve; Rack bar; 21, gear; 22, rotating shaft; 23, horizontal plate; 24, biaxial motor; 25, limit plate; 26, second slider.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Embodiment: As shown in Figures 1-4, the utility model provides an atmospheric detection sample device with a double-layer sealed structure, including a bottom plate 1, universal wheels 2 are installed at the bottom of the bottom plate 1 near the four corners, and the bottom plate 1 A box body 3 is provided above the top of the box body 3, and a detection device 4 is installed on the bottom of the box body 3 near the left side. A delivery pipe 6 is inserted near the bottom on the right side, and a collection box 7 is installed near the right side at the bottom of the box body 3, and the right end of the delivery pipe 6 is inserted into the inside of the collection box 7, and a collection box 7 is installed above the collection box 7. Air pump 8, a collection pipe 9 is installed above the air pump 8, and the right side of the box body 3 is provided with a gas collection cover 10, and the end of the collection pipe 9 away from the air pump 8 runs through the box body 3, and extends to the outside of the box body 3 and the gas collection The hoods 10 are connected, and the inside of the gas collection hood 10 is equipped with a vertically arranged filter screen 11, the inside of the gas collection hood 10 is provided with a cleaning mechanism, and the bottom of the box body 3 is provided with a lifting mechanism;

The cleaning mechanism comprises a riser 12, the right side of the filter screen 11 is provided with a riser 12, the upper and lower sides of the riser 12 are equipped with first sliders 18, and the inner wall of the gas collecting hood 10 is provided with two first sliders. The circular chute that matches the block 18, and the two first sliding blocks 18 are all slidably installed in the inside of the circular chute, the setting of the first sliding block 18 can facilitate the rotation limit of the vertical plate 12, so that More stable in its rotation process, more convenient for cleaning simultaneously, the left side of vertical board 12 is equipped with two cleaning brushes 13 that are arranged up and down, and the left side of two cleaning brushes 13 and filter screen 11 are fit mutually, vertical Rotating rod 14 is installed in the middle of the left side of plate 12, and the left end of rotating rod 14 runs through filter screen 11, and extends to the left side of filter screen 11 and is installed with worm wheel 15, and the front side of worm wheel 15 is engaged with worm screw 16, and the front side of worm screw 16 The top end runs through the gas collection hood 10, and extends to the top of the gas collection hood 10 to install a runner 17. This mechanism can use the provided runner 17, worm 16, worm wheel 15, rotating rod 14, vertical plate 12 and cleaning brush 13 The components are used in cooperation with each other, turning the runner 17, through the transmission between the worm 16 and the worm wheel 15, the vertical plate 12 is rotated, and the vertical plate 12 can drive the two cleaning brushes 13 on it to filter the surface of the filter screen 11 The dust and other impurities that have come down are cleaned, which can prevent the filter screen 11 from being blocked by impurities, ensure the effect of suction collection, and improve the efficiency of use;

The lifting mechanism includes a sleeve 19, the top of the bottom plate 1 is equipped with a sleeve 19 near the left and right sides, the inner side of the two sleeves 19 is installed with a same horizontal plate 23 near the top, and the upper middle of the horizontal plate 23 is installed with a Biaxial motor 24, the two output ends of biaxial motor 24 are all connected between adjacent rotating shafts 22, biaxial motor 24 can be used for driving, is convenient to drive two rotating shafts 22 to rotate, thereby makes two gears 21 carry out Rotate, the interior of two sleeves 19 is all inserted with rack bar 20, and the bottom end of two rack bars 20 is all equipped with limiting plate 25, and the left and right sides of two limiting plates 25 are all equipped with the second slide. Block 26, the left and right sides of the inside of the two sleeves 19 are provided with chute compatible with the second slide block 26, and a plurality of second slide blocks 26 are all slidably installed inside the adjacent chute, the second The setting of slide block 26 can be convenient to limit up and down the limit plate 25, so that the rack bar 20 moves up and down more stable, and the tops of the two rack bars 20 are all installed on the box body 3, and the two sleeves The inside of the tube 19 is provided with gears 21 close to the top, and the insides of the two gears 21 are provided with rotating shafts 22, and the outer ends of the two rotating shafts 22 are mounted on the inner wall of the adjacent sleeve 19 in rotation. The inner ends of each pass through the adjacent sleeve 19 and extend to the outside of the sleeve 19. The rotating shaft 22 can facilitate the support of the gear 21 and facilitate the rotation of the gear 21, and the two gears 21 are connected to the adjacent rack. The rods 20 are engaged with each other. This mechanism can be used in cooperation with the set sleeve 19, biaxial motor 24, rotating shaft 22, gear 21 and rack bar 20. The biaxial motor 24 is forward or reverse Rotation can make the two gears 21 rotate, and the two gears 21 can drive the rack bar 20 to move up or down through meshing, so that the two rack bars 20 can drive the box body 3 to move up or down, so that up and down can be realized. The purpose of height adjustment is to facilitate the detection of air at different heights, which improves the practicality of use.

Working principle: when the utility model is in use, firstly, the device can be moved to a suitable place through a plurality of universal wheels 2, and then the universal wheels 2 can be braked to ensure stability, and then the double-axis motor 24 can be started. To or reverse rotation, biaxial motor 24 drives two rotating shafts 22 to rotate, two rotating shafts 22 drive gear 21 to rotate, and two gears 21 can drive rack bar 20 to move up or down by meshing, make two rack bars 20 can drive the box body 3 to move up or down, so as to realize the adjustment of the upper and lower heights, so as to facilitate the collection of gases at different heights. Working, the outside air will be drawn into the inside of the collection box 7 through the gas collection hood 10 and the collection pipe 9, and at the same time, during the process of gas inhalation, impurities such as dust inside will be filtered out when passing through the filter screen 11, In order to ensure the accuracy of the detection, when there are too many impurities accumulated on the filter screen 11, the rotatable runner 17 drives the worm 16 to rotate, the worm 16 can drive the worm wheel 15 to rotate through meshing, and the worm wheel 15 can drive the vertical plate 12 to rotate through the rotating rod 14 , the vertical plate 12 drives the two cleaning brushes 13 on it to clean the impurities on the surface of the filter screen 11, so as to ensure the smoothness of the meshes of the filter screen 11, thereby ensuring the air intake and making the suction collection effect better. The rotating wheel 17 can be stopped, and then the gas in the collection box 7 enters the detection device 4 through the delivery pipe 6 to detect the gas, and then the gas is discharged through the gas outlet pipe 5, and all the work processes can be completed.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (7)

1. an atmospheric detection sample device with a double-layer sealed structure, comprising a base plate (1), characterized in that: the bottom of the base plate (1) is equipped with universal wheels (2) near the four corners, and the base plate ( 1) is provided with a box (3), the bottom inside the box (3) is installed with a detection device (4) near the left side, and the left side of the detection device (4) is inserted near the top. The air outlet pipe (5) whose left end is connected with the outside world, the right side of the detection device (4) is inserted with a delivery pipe (6) near the bottom, and the bottom inside the box (3) is installed with a collection box (7), and the right end of the delivery pipe (6) is inserted into the inside of the collection box (7), an air pump (8) is installed above the collection box (7), and the air pump (8) A collection pipe (9) is installed above, and the right side of the box (3) is provided with a gas collection cover (10), and the end of the collection pipe (9) away from the air pump (8) runs through the box (3), and Extend to the outside of the box body (3) and connect between the gas collection hood (10), the inside of the gas collection hood (10) is equipped with a vertically arranged filter screen (11), the gas collection hood (10 ) is provided with a cleaning mechanism, and the bottom of the box (3) is provided with a lifting mechanism. 2. A kind of atmospheric detection sample device with double-layer sealing structure according to claim 1, is characterized in that: described cleaning mechanism comprises vertical plate (12), and the right side of described filter screen (11) is provided with vertical plate plate (12), the left side of the vertical plate (12) is equipped with two cleaning brushes (13) arranged up and down, and the left side of the two described cleaning brushes (13) and the filter screen (11) are mutually Fitting, a rotating rod (14) is installed at the middle of the left side of the vertical plate (12), the left end of the rotating rod (14) passes through the filter screen (11) and extends to the left side of the filter screen (11) A worm wheel (15) is installed, and the front side of the worm wheel (15) is engaged with a worm (16), and the top end of the worm (16) passes through the air collecting hood (10) and extends to the top of the air collecting hood (10) Runner (17) is installed. 3. a kind of atmospheric detection sample device with double-layer sealing structure according to claim 2, is characterized in that: first slide block (18) is all installed on both sides up and down of described riser (12), described The inner wall of the air collecting cover (10) is provided with a circular chute compatible with the two first sliders (18), and the two first sliders (18) are all slidably installed in the circular chute internal. 4. The atmospheric detection sample device with double-layer sealing structure according to claim 1, characterized in that: the lifting mechanism includes a sleeve (19), and the top of the bottom plate (1) is close to the left and right sides Sleeves (19) are all installed, rack bars (20) are inserted inside the two sleeves (19), and the top ends of the two rack bars (20) are installed in the box ( 3) On the inside of the two sleeves (19) there are gears (21) near the top, and the two gears (21) mesh with the adjacent rack bars (20) . 5. A kind of atmospheric detection sample device with double-layer sealing structure according to claim 4, is characterized in that: the interior of two described gears (21) is all run through and be provided with rotating shaft (22), and two described rotating shafts The outer ends of (22) are all rotatably installed on the inner wall of the adjacent sleeve (19), and the inner ends of the two rotating shafts (22) all pass through the adjacent sleeve (19) and extend to the sleeve (19). ) outside. 6. A kind of atmospheric detection sample device with double-layer sealing structure according to claim 4, it is characterized in that: the inner side of two described sleeves (19) near the top is installed with the same horizontal plate (23), A biaxial motor (24) is installed in the upper middle of the horizontal plate (23), and both output ends of the biaxial motor (24) are connected with adjacent rotating shafts (22). 7. A kind of atmospheric detection sample device with double-layer sealing structure according to claim 4, is characterized in that: the bottom ends of two described rack bars (20) are all equipped with limiting plates (25), two The left and right sides of described limiting plate (25) all are equipped with the second slide block (26), and the left and right sides of two described sleeves (19) interiors are all provided with the second slide block (26) suitable for the second slide block (26). The matching chute, and a plurality of the second sliding blocks (26) are slidably installed inside the adjacent chute.

Images