CN219475108U - Multichannel atmospheric sampling device - Google Patents

Abstract

The utility model relates to the technical field of environmental monitoring and discloses a multichannel atmospheric sampling device which comprises a sampling tube, wherein a sampling mechanism and an air inlet mechanism are arranged on the sampling tube, a tube cover is further arranged on the sampling tube, an exhaust tube is arranged on the sampling mechanism, a valve is arranged on the exhaust tube, the sampling mechanism comprises a storage tank, two connecting arms are fixedly arranged on the inner wall of a notch of the storage tank in a surrounding mode, and a mounting disc is fixedly arranged between one ends, close to each other, of the two connecting arms. Through the starter motor, impel the pivot to drive the ring gear through branch and rotate, the ring gear rotates and meshes four spur gears together rotation simultaneously, makes the spur gear drive respective bull stick and rotates to drive respective fan rotation, inhale outside air in the sampling pipe through four intake pipes, four intake pipes realize multichannel design, avoid single pipeline to produce the jam dirty.

Description

Multichannel atmospheric sampling device

Technical Field

The utility model relates to the technical field of environmental monitoring, in particular to a multichannel atmospheric sampling device.

Background

The atmosphere is the air surrounding the earth, and weather and in terms of phenomena, most of the weather and the phenomenon are the results of the change of moisture in the atmosphere, the state and the change of the weather affect the activities and the survival of human beings everywhere, and in order to grasp the change condition of the atmosphere, a sampling device is required to collect an air sample, so that the detection experiment is convenient for related personnel.

According to chinese patent publication No. CN218512136U, this patent provides an atmosphere monitoring sampling device, including casing, first bradyseism, collection tank, bellows, mounting box, connecting plate and controller, first bradyseism ware fixed connection is in the middle of the inner chamber bottom of casing, the collection tank is located in the middle of the inner chamber of casing, bellows fixed connection is in the middle of the inner chamber top of casing, mounting box fixed connection is in the right side wall of casing, connecting plate fixed connection is in the top of casing, controller fixed connection is in the right side wall upside of mounting box, when sampling device moves, when the vibrations that the carrier produced are transmitted to the casing, first bradyseism ware consumes vibrations through vertical flexible, and simultaneously is transmitted to connecting rod and second bradyseism ware through the backup pad, and the second bradyseism ware consumes the vibrations of transmitting to the casing in the removal process through horizontal flexible energy, has guaranteed the normal use of sampling device, has improved the protectiveness to the inside collection tank of sampling device.

But in the atmospheric sampling process, a large amount of air and particulate matters are mixed into an independent air inlet, so that blockage is easily caused, the atmospheric acquisition efficiency is influenced, and the efficient acquisition is inconvenient.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a multichannel atmospheric sampling device. The multi-channel design is realized by the four air inlet pipes, wherein the air inlet pipes are connected with the inner gear ring, the outer gear ring is connected with the outer gear ring, the inner gear ring is connected with the inner gear ring, the inner gear ring and the outer gear ring.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a multichannel atmospheric sampling device, includes the sampling pipe, be provided with sampling mechanism and air inlet mechanism on the sampling pipe, still be provided with the tube cap on the sampling pipe, be provided with the blast pipe on the sampling mechanism, be provided with the valve on the blast pipe.

Preferably, the sampling mechanism comprises a storage tank, two connecting arms are fixedly installed on the inner wall of a notch of the storage tank in a surrounding mode, an installation disc is fixedly installed between one ends, close to each other, of the connecting arms, a motor is fixedly installed at the top of the installation disc, one end of a rotating shaft is fixedly connected to an output end of the motor through a coupler, four supporting rods are sequentially and fixedly installed at the other end of the rotating shaft, and an inner gear ring is fixedly installed at the other ends of the supporting rods. Through the preference, the motor is started, and the rotating shaft is driven to rotate through the support rod to drive the inner gear ring.

Preferably, the mechanism of admitting air includes four intake pipes, four the one end of intake pipe encircles the inner wall a week of installing at the sampling pipe, and the installation end of four intake pipes communicates to the sampling pipe outer wall respectively, every the equal fixed mounting of intercommunication mouth of intake pipe has the dust screen, every the inner wall top of intake pipe is connected with the one end of bull stick through the bearing rotation respectively, every the other end downwardly extending of bull stick is outside to the other end of intake pipe, and the outer wall of every bull stick is fixed the cover respectively and is equipped with a fan, every the fixed cover is equipped with a spur gear respectively to the extension end outer wall of bull stick. Through the preference, four intake pipes inhale outside air to the sampling pipe in, and the dust screen blocks some particulate matter debris in the air.

Preferably, four spur gears are sequentially meshed with the inner teeth of the inner gear ring. By this preference, the ring gear rotates while engaging the four spur gears to rotate together, causing the spur gears to rotate the respective rotatable shafts, thereby rotating the respective fans.

Preferably, the tube cover is movably sleeved on the outer wall of the sampling tube, and the top of the tube cover is sealed. By this preferable configuration, the tube cap is pressed to block the tube openings of the four air intake tubes on the inner wall of the tube cap, and the sealing performance is maintained.

Preferably, the number of the exhaust pipes and the valves is two, and one end of each exhaust pipe and one end of each valve are sequentially and fixedly connected to the outer wall of the storage tank and are communicated with the inner wall of the storage tank. With this preference, the sampling tube and the reservoir can sample and store the atmosphere.

(III) beneficial effects

Compared with the prior art, the utility model provides a multichannel atmospheric sampling device, which has the following beneficial effects:

1. according to the multichannel atmospheric sampling device, the rotating shaft is driven to rotate through the support rods by the starting motor, the inner gear ring is meshed with the four spur gears to rotate simultaneously, the spur gears drive the respective rotating rods to rotate, the respective fans are driven to rotate, external air is sucked into the sampling tube through the four air inlet tubes, multichannel design is realized through the four air inlet tubes, and blocking of a single pipeline is avoided.

2. This multichannel atmospheric sampling device blocks some particulate matter debris in the air through the dust screen, and the inspired air downwardly circulation and pass the filter screen and continue to block particulate matter impurity, and whole sampling pipe and holding vessel can sample the storage to the atmosphere, and after the air filling is inside, presses the tube cap and makes the tube cap inner wall block up the mouth of pipe of four intake pipes, keeps leakproofness portable.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a schematic diagram of a sampling mechanism according to the present utility model;

FIG. 3 is a schematic diagram of the motor and fan of the present utility model;

FIG. 4 is a cross-sectional view of a sampling tube and air inlet tube of the present utility model.

In the figure: 1. a sampling tube; 2. a sampling mechanism; 201. a storage tank; 202. a connecting arm; 203. a mounting plate; 204. a motor; 205. a rotating shaft; 206. a support rod; 207. an inner gear ring; 3. an air inlet mechanism; 301. an air inlet pipe; 302. a dust screen; 303. a rotating rod; 304. a fan; 305. spur gears; 4. a tube cover; 5. an exhaust pipe; 6. and (3) a valve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

As shown in fig. 1-4, the utility model provides a multichannel atmospheric sampling device, which comprises a sampling tube 1, sampling mechanism 2 and air inlet mechanism 3 are arranged on the sampling tube 1, tube cover 4 is also arranged on the sampling tube 1, exhaust tube 5 is arranged on the sampling mechanism 2, valve 6 is arranged on the exhaust tube 5, sampling mechanism 2 comprises a storage tank 201, two connecting arms 202 are fixedly installed around the inner wall of the notch of the storage tank 201, a mounting plate 203 is fixedly installed between one ends of the two connecting arms 202, a motor 204 is fixedly installed at the top of the mounting plate 203, the output end of the motor 204 is fixedly connected with one end of a rotating shaft 205 through a coupler, four struts 206 are sequentially and fixedly installed at the other end of the rotating shaft 205, an inner gear ring 207 is fixedly installed at the other end of the four struts 206, the rotating shaft 205 is driven to rotate through the struts 206, one end of the four air inlet tubes 301 is circumferentially installed on the inner wall of the sampling tube 1, the mounting ends of the four air inlet tubes 301 are respectively communicated with the outer wall of the sampling tube 1, a rotating rod 302 is fixedly connected with the outer wall of each air inlet tube 301 through a spur gear 303, a dust-proof sleeve 303 is fixedly installed at the other end of each rotating shaft 301 is fixedly connected with one end of each rotating shaft 301, and the other end of each air inlet tube 301 is respectively connected with a dust-proof sleeve 303, and the other end of each dust-proof sleeve 303 is fixedly extends to the outer side of the dust-proof sleeve 303 is fixedly arranged, and the dust-proof sleeve is fixedly connected with the other end, as well as a dust-proof sleeve is arranged.

In this embodiment, by starting the motor 204, the rotating shaft 205 drives the inner gear ring 207 to rotate through the supporting rod 206, and simultaneously the inner gear ring 207 rotates and engages with the four spur gears 305 to rotate together, so that the spur gears 305 drive the respective rotating rods 303 to rotate, thereby driving the respective fans 304 to rotate, and sucking the external air into the sampling tube 1 through the four air inlet tubes 301, the four air inlet tubes 301 realize a multi-channel design, and the blocking of a single pipeline is avoided.

Example two

As shown in fig. 1-4, on the basis of the first embodiment, the present utility model provides a technical solution: preferably, the four spur gears 305 are sequentially meshed with the inner tooth openings of the inner gear ring 207, the inner gear ring 207 rotates and simultaneously meshes with the four spur gears 305 to rotate together, so that the spur gears 305 drive respective rotating rods 303 to rotate, thereby driving respective fans 304 to rotate, the pipe cover 4 is movably sleeved on the outer wall of the sampling pipe 1, the top of the pipe cover 4 is sealed, the pipe cover 4 is pressed, the inner wall of the pipe cover 4 is used for blocking the pipe openings of the four air inlet pipes 301, the tightness is kept, the number of the exhaust pipes 5 and the valves 6 is two, one ends of the exhaust pipes 5 and the valves 6 are sequentially and fixedly connected to the outer wall of the storage tank 201 and are communicated with the inner wall of the storage tank 201, and the sampling pipe 1 and the storage tank 201 can sample and store the atmosphere.

In this embodiment, the dust screen 302 is used to block part of particulate impurities in the air, the sucked air flows downwards and passes through the filter screen to continuously block the particulate impurities, the whole sampling tube 1 and the storage tank 201 can sample and store the atmosphere, after the air is filled into the air storage tank, the tube cover 4 is pressed to block the tube openings of the four air inlet tubes 301 by the inner wall of the tube cover 4, so that the sealing performance is maintained and the air storage tank is convenient to carry.

The working principle of the multi-channel atmospheric sampling device is specifically described below, when the multi-channel atmospheric sampling device is used, the multi-channel atmospheric sampling device is placed at an atmospheric collection site, and the motor 204 is started, the rotating shaft 205 drives the inner gear ring 207 to rotate through the supporting rods 206, the inner gear ring 207 simultaneously rotates and meshes with the four spur gears 305 to rotate, the spur gears 305 drive the respective rotating rods 303 to rotate, thereby driving the respective fans 304 to rotate, external air is sucked into the sampling tube 1 through the four air inlet tubes 301, the dust screen 302 blocks part of particulate matter sundries in the air, the pipe orifice of the air inlet tubes 301 is prevented from being blocked, the four air inlet tubes 301 are designed to realize multi-channel design, the single pipeline is prevented from being blocked, the air inlet and detection precision are influenced, a filter screen and an atmospheric monitoring sensor can be installed on the inner wall of the notch of the storage tank 201 according to actual needs, the sucked air can downwards and pass through the filter screen to continuously block the particulate matter impurities, the atmospheric monitoring sensor can rapidly detect atmospheric data, the whole sampling tube 1 and the storage tank 201 can sample and store the air, after the air is filled inside, the four air inlet tube covers 4 are pressed, the inner walls of the four air inlet tube covers 4 are kept in the sealed chambers, the air inlet tube covers 4 are kept open, the air inlet tube is sealed, and the air inlet tube is kept in the laboratory, and the air inlet tube is sealed, and the air inside the laboratory is easy to be sealed, and the air 5, and the air inside the air is easy to be sealed, and the air 5.

Claims (6)

1. A multichannel atmospheric sampling device, comprising a sampling tube (1), characterized in that: sampling mechanism (2) and air inlet mechanism (3) are arranged on sampling pipe (1), still be provided with tube cap (4) on sampling pipe (1), be provided with blast pipe (5) on sampling mechanism (2), be provided with valve (6) on blast pipe (5).

2. A multi-pass atmospheric sampling device according to claim 1, wherein: the sampling mechanism (2) comprises a storage tank (201), two connecting arms (202) are fixedly installed on the inner wall of a notch of the storage tank (201) in a surrounding mode, a mounting plate (203) is fixedly installed between one ends, close to each other, of the connecting arms (202), a motor (204) is fixedly installed at the top of the mounting plate (203), one end of a rotating shaft (205) is fixedly connected to the output end of the motor (204) through a coupler, four supporting rods (206) are sequentially and fixedly installed at the other end of the rotating shaft (205), and an inner gear ring (207) is fixedly installed at the other ends of the supporting rods (206).

3. A multi-pass atmospheric sampling device according to claim 2, wherein: the utility model provides a gas inlet mechanism (3) is including four intake pipe (301), four the one end of intake pipe (301) is encircleed and is installed in the inner wall a week of sampling pipe (1), and the installation end of four intake pipe (301) communicates to sampling pipe (1) outer wall respectively, every the equal fixed mounting of intercommunication mouth of intake pipe (301) has dust screen (302), every the inner wall top of intake pipe (301) is connected with the one end of bull stick (303) through the bearing rotation respectively, every the other end downwardly extending of bull stick (303) is outside to the other end of intake pipe (301), and the outer wall of every bull stick (303) is fixed the cover respectively and is equipped with a fan (304), every the fixed cover is equipped with a spur gear (305) respectively in the extension end outer wall of bull stick (303).

4. A multi-path atmospheric sampling device according to claim 3, wherein: the four spur gears (305) are sequentially meshed with the inner tooth openings of the inner gear ring (207).

5. A multi-pass atmospheric sampling device according to claim 1, wherein: the tube cover (4) is movably sleeved on the outer wall of the sampling tube (1), and the top of the tube cover (4) is sealed.

6. A multi-pass atmospheric sampling device according to claim 1, wherein: the number of the exhaust pipes (5) and the valves (6) is two, and one ends of the exhaust pipes and the valves are sequentially and fixedly connected to the outer wall of the storage tank (201) and communicated with the inner wall of the storage tank (201).