CN215115406U - Gas sampling device for air environment monitoring - Google Patents

Abstract

The utility model relates to the technical field of gas sampling equipment, in particular to a gas sampling device for monitoring air environment, which comprises an installation part, an air pump and a collector, wherein the air pump and the collector are installed on the installation part; the output end and the input end of the air pump are respectively and fixedly connected with an air outlet pipe and an air inlet pipe; the top of the collector is provided with an opening, the opening is detachably connected with a sealing cover, and a movable valve is arranged in the collector; the movable valve comprises a fixed part fixedly connected in the collector and a movable part connected with the fixed part in a sliding way; the utility model discloses an air pump and outlet duct and intake pipe on it can collect the target gas fast, and movable valve can close the opening on the collector fast, avoids the air in the collector to escape in a large number at sealed collector's in-process, and sealed lid can seal the opening on the collector, prevents that the air in the collector from escaping.

Description

Gas sampling device for air environment monitoring

Technical Field

The utility model relates to a gaseous sampling equipment's technical field especially relates to a gaseous sampling device for air circumstance monitoring.

Background

The environmental protection is a general term of various actions taken by human beings to solve practical or potential environmental problems, coordinate the relationship between human beings and the environment, protect the living environment of human beings and guarantee the sustainable development of the economic society, is an important national policy in China, and has serious air pollution along with the development of industry, so that various gas sampling devices for monitoring the air environment are available at present. There are many collection methods to gas, and the most common is just to open the bottle lid in the monitoring area, makes the automatic flow of air enter into the bottle, but this kind of method is when collecting gas, takes longer time to guarantee that the gas of collecting does not mix with the air in the bottle before, and sealed degree can not guarantee.

SUMMERY OF THE UTILITY MODEL

To the not enough that exists among the prior art, the utility model provides a gas sampling device for air circumstance monitoring, it has solved the gas sampling device among the prior art and has collected the problem that speed is slow and the leakproofness is not good.

According to an embodiment of the utility model, a gas sampling device for air environment monitoring comprises a mounting piece, an air pump and a collector which are arranged on the mounting piece; the output end and the input end of the air pump are respectively and fixedly connected with an air outlet pipe and an air inlet pipe; the top of the collector is provided with an opening, the opening is detachably connected with a sealing cover, and a movable valve is arranged in the collector;

the movable valve comprises a fixed part fixedly connected in the collector and a movable part connected with the fixed part in a sliding way; the fixing piece is fixedly connected with a first magnetic piece, and a second magnetic piece is fixedly arranged on the fixing piece;

when the first magnetic part approaches to the second magnetic part, the first magnetic part and the second magnetic part are mutually magnetic, and the movable valve closes the opening;

when the first magnetic piece is far away from the second magnetic piece, the movable valve opens the opening.

In the embodiment, when a gas sample needs to be collected, the sealing cover at the opening of the collector is opened, the movable part connected to the fixed part in a sliding manner is moved, the first magnetic part on the movable part is far away from the second magnetic part on the fixed part, and therefore the opening of the collector is opened through the movable valve, namely the inside of the collector is communicated with the outside; then aligning an air outlet pipe fixedly connected with the output end of the air pump with the opening of the collector, starting the air pump, extracting the gas at the target position through an air inlet pipe fixedly connected with the input end of the air pump, and conveying the extracted gas to the collector through the air outlet pipe; after enough target gas is collected, the gas outlet pipe is moved away from the opening of the collector, the movable piece is rapidly moved, the first magnetic piece on the movable piece is close to the second magnetic piece on the fixed piece, and the first magnetic piece and the second magnetic piece are adsorbed together after being close to each other, so that the opening of the collector is closed through the movable valve; finally, the sealing cover is arranged on the collector, and the opening of the collector is sealed; the target gas can be collected more quickly by using the air pump and the air outlet pipe and the air inlet pipe on the air pump, and the opening on the collector can be closed quickly by using the movable valve, so that a large amount of gas in the collector is prevented from escaping; finally, the opening on the collector is sealed through the sealing cover, so that the gas can be well stored in the collector.

Furthermore, the fixing piece is a fixing ring fixedly connected to the inner wall of the collector, and a sliding groove is formed in the fixing ring; the moving part includes sliding connection and is in sliding block in the spout, fixedly connected with branch on the sliding block, branch deviates from the one end fixedly connected with baffle of sliding block.

Further, the first magnetic part is fixedly connected to the top side of the sliding block, and the second magnetic part is fixedly connected to the inside of the sliding groove.

Furthermore, the middle of the baffle is fixedly connected with a connecting piece, the connecting piece comprises a support plate fixedly connected above the baffle, and a contact ring is fixedly connected above the support plate.

Further, fixedly connected with third magnetism spare on the contact ring, the outlet duct includes the connector, fixedly connected with on the connector with the fourth magnetism spare that third magnetism spare magnetism attracted mutually.

Further, the collector is cylindrical.

Further, the collector is a plurality of, set up a plurality of on the installed part and hold the mounting groove of collector.

Further, the outer side wall of the collector is provided with a protruding portion, a recessed portion is arranged in the mounting groove, and the outer side wall of the protruding portion is in threaded connection with the side wall of the recessed portion.

Furthermore, the mounting part is provided with a containing groove.

Further, the outer side wall of the collector is also rotatably connected with a handle.

Compared with the prior art, the utility model discloses following beneficial effect has:

target gas can be collected fast to air pump and last outlet duct and the intake pipe, and the opening on the collector can be closed fast to the movable valve, avoids the air in the collector to escape in a large number at the in-process of sealed collector, and sealed lid can seal the opening on the collector, prevents that the air in the collector from escaping.

Drawings

Fig. 1 is a schematic top view of a gas sampling apparatus according to an embodiment of the present invention;

fig. 2 is a schematic cross-sectional view of a mounting member according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of a collector and a sealing cover according to an embodiment of the present invention;

fig. 4 is a schematic cross-sectional view of a collector according to an embodiment of the present invention;

FIG. 5 is an enlarged schematic view at A in FIG. 4;

FIG. 6 is a schematic view of another state of FIG. 5;

FIG. 7 is a schematic view of a further state of FIG. 5;

fig. 8 is a schematic view of a connection between a movable member and a connecting member according to an embodiment of the present invention;

FIG. 9 is an exploded view of FIG. 8;

in the above drawings: 100. a mounting member; 110. mounting grooves; 111. a recessed portion; 120. a receiving groove; 200. an air pump; 210. an air inlet pipe; 220. an air outlet pipe; 221. a connector; 222. a fourth magnetic member; 300. a collector; 310. a projection; 320. a handle; 410. a fixing member; 411. a stationary ring; 412. a chute; 413. a second magnetic member; 420. a movable member; 421. a slider; 422. a strut; 423. a baffle plate; 424. a first magnetic member; 430. a connecting member; 431. a contact ring; 432. a support plate; 433. a third magnetic member; 500. and (7) sealing the cover.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1 to 6 together, the present embodiment provides a gas sampling apparatus for air environment monitoring, which includes a mounting member 100, and an air pump 200 and a collector 300 mounted on the mounting member 100; the output end and the input end of the air pump 200 are respectively and fixedly connected with an air outlet pipe 220 and an air inlet pipe 210; the top of the collector 300 is provided with an opening, the opening is detachably connected with a sealing cover 500, and a movable valve is arranged in the collector 300;

the movable valve includes a fixed member 410 fixedly coupled in the collector 300 and a movable member 420 slidably coupled with the fixed member 410; the fixing member 410 is fixedly connected with a first magnetic member 424, and the fixing member 410 is fixedly provided with a second magnetic member 413;

when the first magnetic member 424 approaches the second magnetic member 413, they are mutually magnetic, and the movable valve closes the opening;

when the first magnetic element 424 and the second magnetic element 413 are far away, the movable valve opens the opening.

In this embodiment, when a gas sample needs to be collected, as shown in fig. 5, the sealing cover 500 at the opening of the collector 300 is opened, and the movable member 420 connected to the fixed member 410 in a sliding manner is moved, so that the first magnetic member 424 on the movable member 420 is away from the second magnetic member 413 on the fixed member 410, and thus the opening of the collector 300 is opened through the movable valve, that is, the inside of the collector 300 is communicated with the outside; then, aligning an air outlet pipe 220 fixedly connected with the output end of the air pump 200 with the opening of the collector 300, starting the air pump 200, extracting the air at the target position through an air inlet pipe 210 fixedly connected with the input end of the air pump 200, and conveying the extracted air to the collector 300 through the air outlet pipe 220; after a sufficient amount of target gas is collected, as shown in fig. 6, the gas outlet pipe 220 is removed from the opening of the collector 300, and the movable member 420 is rapidly moved, so that the first magnetic member 424 on the movable member 420 is close to the second magnetic member 413 on the fixed member 410, and the first magnetic member 424 and the second magnetic member 413 are attracted together after being close to each other, thereby closing the opening of the collector 300 through the movable valve; finally, the sealing cover 500 is mounted on the collector 300 to seal the opening of the collector 300; the air pump 200 and the air outlet pipe 220 and the air inlet pipe 210 on the air pump can be used for collecting target gas more quickly, and the movable valve can be used for quickly closing the opening on the collector 300, so that a large amount of gas in the collector 300 is prevented from escaping; finally, the opening of the collector 300 is sealed by a sealing cap 500 so that the gas can be well stored in the collector 300.

Referring to fig. 8 and 9 together, preferably, the fixing member 410 is a fixing ring 411 fixedly connected to the inner wall of the collector 300, and a sliding groove 412 is formed in the fixing ring 411; the movable member 420 includes a sliding block 421 slidably connected in the sliding groove 412, a supporting rod 422 is fixedly connected to the sliding block 421, and a baffle 423 is fixedly connected to one end of the supporting rod 422 away from the sliding block 421; the first magnetic member 424 is fixedly connected to the top side of the sliding block 421, and the second magnetic member 413 is fixedly connected to the sliding groove 412.

As shown in fig. 5, 6, 8 and 9, the sliding groove 412 formed in the fixed ring 411 is an annular groove, the sliding block 421 is annular, the sliding block 421 is slidably installed in the sliding groove 412, one end of the supporting rod 422 is fixedly connected with the sliding block 421, and the other end of the supporting rod 422 extends out of the fixed ring 411 and is fixedly connected with the baffle 423; the second magnetic member 413 is fixedly connected to the top side of the sliding groove 412, and the first magnetic member 424 on the top side of the sliding block 421 can contact and be attracted to the second magnetic member 413 when sliding upwards; as shown in fig. 6, when the first magnetic member 424 and the second magnetic member 413 are attracted together, the sliding block 421 drives the supporting rod 422 and the blocking plate 423 thereon to move upwards, and the blocking plate 423 covers the opening at the lower end of the fixing ring 411, so as to close the communication between the inside and the outside of the collector 300; on the contrary, as shown in fig. 5, the first magnetic member 424 and the second magnetic member 413 are only required to be separated, so that the inside of the collector 300 can be communicated with the outside.

Preferably, a connecting member 430 is further fixedly connected to the middle of the blocking plate 423, the connecting member 430 includes a support plate 432 fixedly connected to the upper side of the blocking plate 423, and a contact ring 431 is fixedly connected to the upper side of the support plate 432.

As shown in fig. 5, 6, 8 and 9, the connecting member 430 is used to contact the air outlet pipe 220, so that the air outlet pipe 220 can conveniently supply air into the collector 300, the contact ring 431 is in contact with the air outlet pipe 220, the support plate 432 allows the contact ring 431 to be arranged at an interval of the baffle 423 and an opening is left, so that the air discharged from the air outlet pipe 220 can flow into the collector 300.

Referring to fig. 7, preferably, the third magnetic member 433 is fixedly connected to the contact ring 431, the air outlet pipe 220 includes a connector 221, and the fourth magnetic member 222 magnetically attracted to the third magnetic member 433 is fixedly connected to the connector 221.

As shown in fig. 7, when air needs to be supplied into the collector 300 through the air outlet pipe 220, the connector 221 contacts the contact ring 431, and the third magnetic member 433 on the contact ring 431 and the fourth magnetic member 222 on the connector 221 can enable the connector 221 and the contact ring 431 to be adsorbed together, so that the positioning when the connector 221 and the connecting member 430 are connected is facilitated; then, a force is applied downwards to separate the first magnetic part 424 and the second magnetic part 413, and the movable valve is opened, so that air can be supplied into the collector 300 through the air outlet pipe 220; after the air supply is finished, the connector 221 is pulled up, the movable member 420 can be driven to move up together when the connector 221 is pulled up, when the movable member 420 moves up to be adsorbed by the first magnetic member 424 and the second magnetic member 413, the movable valve is closed, and finally the connector 221 is continuously pulled up until the fourth magnetic member 222 on the connector 221 is not adsorbed by the third magnetic member 433 on the contact ring 431; the movable valve is closed by the way in the process of releasing the connection between the air outlet pipe 220 and the collector 300, so that the time for operating the movable valve is saved, the air in the collector 300 can be further prevented from escaping, and the operation is more convenient and quicker.

Specifically, the first magnetic member 424, the second magnetic member 413, the third magnetic member 433, and the fourth magnetic member 222 may all be magnets of the prior art.

Preferably, the collector 300 is cylindrical.

Specifically, as shown in fig. 1, the collector 300 is hollow and has a cylindrical shape with an opening at the top side; as shown in fig. 3, the connection between the sealing cover 500 and the collector 300 adopts the screw sealing cover technology in the prior art, and the screw thread on the inner side wall of the sealing cover 500 is matched with the screw thread on the outer side wall of the top of the collector 300, so that the sealing cover 500 can be detachably connected to the collector 300, and the opening of the collector 300 can be well sealed; other prior art seal caps 500, such as snap-in seal caps, are of course also contemplated.

Preferably, the number of the collectors 300 is several, and the mounting member 100 is provided with several mounting grooves 110 for accommodating the collectors 300.

As shown in fig. 2, the mounting member 100 is substantially square box-shaped, and the top of the mounting member is provided with a plurality of mounting grooves 110, so that more collectors 300 can be mounted, and the working efficiency is improved.

Preferably, the outer side wall of the collector 300 is provided with a protrusion 310, a recess 111 is started in the mounting groove 110, and the outer side wall of the protrusion 310 is in threaded connection with the side wall of the recess 111.

As shown in fig. 2, 3 and 4, when the collector 300 placed in the installation groove 110 is rotated by using the screw connection between the protrusion 310 and the recess 111, the collector 300 can be fixedly placed in the installation member 100, and the collector 300 is prevented from rotating in the installation groove 110 when the installation member 100 is moved.

Preferably, the mounting member 100 is formed with a receiving groove 120.

As shown in fig. 1, the air pump 200 is fixedly connected in the receiving groove 120, dividing the receiving groove 120 into two parts, and the air inlet pipe 210 and the air outlet pipe 220 are respectively received in the receiving groove 120 and located at two sides of the air pump 200.

Preferably, the outer sidewall of the collector 300 is also rotatably connected with a handle 320.

Wherein the handle 320 facilitates movement of the collector 300 by a worker, as shown in fig. 1 and 3.

Compared with the prior art, the utility model discloses the utensil can collect the target gas fast through air pump 200 and the outlet duct 220 and the intake pipe 210 on it, and movable valve can close the opening on the collector 300 fast, avoids the air in the collector 300 to escape in a large number at the in-process of sealed collector 300, and sealed lid 500 can seal the opening on the collector 300, prevents that the air in the collector 300 from escaping.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims (10)

1. A gas sampling device for monitoring air environment is characterized by comprising a mounting part, an air pump and a collector, wherein the air pump and the collector are mounted on the mounting part; the output end and the input end of the air pump are respectively and fixedly connected with an air outlet pipe and an air inlet pipe; the top of the collector is provided with an opening, the opening is detachably connected with a sealing cover, and a movable valve is arranged in the collector;

the movable valve comprises a fixed part fixedly connected in the collector and a movable part connected with the fixed part in a sliding way; the fixing piece is fixedly connected with a first magnetic piece, and a second magnetic piece is fixedly arranged on the fixing piece;

when the first magnetic part approaches to the second magnetic part, the first magnetic part and the second magnetic part are mutually magnetic, and the movable valve closes the opening;

when the first magnetic piece is far away from the second magnetic piece, the movable valve opens the opening.

2. The gas sampling device for air environment monitoring according to claim 1, wherein the fixing member is a fixing ring fixedly connected to the inner wall of the collector, and a sliding groove is formed in the fixing ring; the moving part includes sliding connection and is in sliding block in the spout, fixedly connected with branch on the sliding block, branch deviates from the one end fixedly connected with baffle of sliding block.

3. The gas sampling device for air environmental monitoring according to claim 2, wherein said first magnetic member is fixedly attached to a top side of said sliding block, and said second magnetic member is fixedly attached to said sliding groove.

4. The gas sampling device for monitoring air environment as recited in claim 2, wherein a connecting member is further fixedly connected to the middle of the baffle plate, the connecting member comprises a support plate fixedly connected to the upper portion of the baffle plate, and a contact ring is fixedly connected to the upper portion of the support plate.

5. The gas sampling device for monitoring air environment of claim 4, wherein a third magnetic member is fixedly connected to the contact ring, the air outlet pipe comprises a connector, and a fourth magnetic member magnetically attracted to the third magnetic member is fixedly connected to the connector.

6. The gas sampling apparatus for air environmental monitoring as recited in claim 1, wherein the collector has a cylindrical shape.

7. The gas sampling device for monitoring air environment as recited in claim 6, wherein said collector is provided in plurality, and said mounting member is provided with a plurality of mounting grooves for receiving said collector.

8. The gas sampling device for air environmental monitoring according to claim 7, wherein the collector has a protrusion on an outer side wall thereof, and a recess starts in the mounting groove, and an outer side wall of the protrusion is screwed with a side wall of the recess.

9. The gas sampling device for monitoring air environment as recited in claim 1, wherein the mounting member has a receiving groove formed thereon.

10. The gas sampling device for air environmental monitoring as recited in claim 1, wherein a handle is further rotatably connected to an outer sidewall of said collector.

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