CN213516525U

CN213516525U - Sampling device of industrial waste gas for environmental monitoring

Info

Publication number: CN213516525U
Application number: CN202021484558.9U
Authority: CN
Inventors: 栗志艳; 王志国
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-06-22
Anticipated expiration: 2030-07-24

Abstract

The utility model discloses an environmental monitoring is with industrial waste gas's sampling device, including the sampling case, the top intercommunication of sampling case has the gas vent, the top of sampling case and the right side fixed mounting who is located the gas vent have two chucking devices, two be provided with first montant between the chucking device. The utility model discloses a set up the air that the gas vent is used for the discharge sampling case, be used for the position of fixed first montant through setting up chucking device, prevent first montant because self gravity descends, the waste gas sample that leads to collecting spills over, be used for waste gas to collect through setting up sealed lid and accomplish the first air duct of back seal, be used for forcing waste gas toward appointed direction flow through setting up threaded ring and second one way check valve, be used for reducing the vibrations that the second base rebound produced through setting up the spring, prevent that negative pressure cylinder from taking place to rock, the problem that current waste gas sampling device leakproofness is not high has been solved simultaneously.

Description

Sampling device of industrial waste gas for environmental monitoring

Technical Field

The utility model relates to an environmental monitoring technical field specifically is an industrial waste gas's sampling device for environmental monitoring.

Background

The environment monitoring means the activity of monitoring and determining the environment quality state by the environment monitoring mechanism, the environment monitoring means the monitoring and determining of the index reflecting the environment quality to determine the environment pollution state and the environment quality, the content of the environment monitoring mainly comprises the monitoring of physical index, the monitoring of chemical index and the monitoring of ecosystem, the sampling means the process of extracting individual or sample from the whole, namely the process of testing or observing the whole, a large amount of waste gas and harmful gas can be generated in the industrial production, in order not to destroy the environment, the waste gas needs to be treated and purified, etc., before the treatment and purification, the waste gas needs to be sampled, the existing waste gas sampling device has low tightness and is inconvenient to operate, thus the waste gas leakage can cause the environment pollution, and the human health is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an environmental monitoring is with industrial waste gas's sampling device possesses sealed effectual advantage, has solved the not high problem of current waste gas sampling device leakproofness.

In order to achieve the above object, the utility model provides a following technical scheme: the sampling device of the industrial waste gas for environmental monitoring comprises a sampling box, wherein the top of the sampling box is communicated with an exhaust port, two clamping devices are fixedly arranged at the top of the sampling box and positioned at the right side of the exhaust port, a first vertical rod is arranged between the two clamping devices, an elastic rope is fixedly arranged at the right side of the sampling box, a sealing cover is fixedly arranged at the other end of the elastic rope, a first air guide pipe is communicated with the right side of the sampling box and positioned below the elastic rope, a connecting pipe is communicated with the right side of the first air guide pipe, a threaded ring is arranged between the first air guide pipe and the connecting pipe, a first one-way valve is communicated with the right side of the connecting pipe, a second air guide pipe is communicated with the right side of the first one-way valve, a negative pressure cylinder is communicated with the right side of the second air guide pipe, and a first, one side of negative pressure section of thick bamboo inner chamber is provided with the baffle, there is the spring through first base fixed mounting between the top of baffle and the top of negative pressure section of thick bamboo inner chamber, the inside of negative pressure section of thick bamboo and the below that is located the baffle are provided with the piston, the top fixed mounting of piston has the second montant, the top of second montant is provided with the handle, the second montant runs through the top of baffle and negative pressure section of thick bamboo, the bottom fixed mounting of negative pressure section of thick bamboo has the second base, the right side intercommunication of negative pressure section of thick bamboo has the third air duct, the right side intercommunication of third air duct has second check valve.

Preferably, the inside of sampling case is provided with the lifter plate, the top of lifter plate and the bottom fixed connection of first montant, the surface of first montant is seted up flutedly, one side fixed mounting of lifter plate has the rubber circle.

Preferably, the threaded ring is internally provided with a clamping ring and a threaded groove, the first air duct is internally and fixedly provided with a rubber block, and the rubber block is internally provided with a micropore.

Preferably, the chucking device includes the bottom block, fixture block and stopper, the top fixed mounting of sampling case has the bottom block, the top fixed mounting of bottom block has the stopper, the top sliding connection of bottom block has the fixture block, the thread groove has been seted up to the inside of stopper, and the inside of thread groove is provided with the bolt.

Preferably, a collecting box is arranged on the right side of the second one-way valve, the third air duct is communicated with the collecting box, a hose is communicated with the right side of the collecting box, and an air suction head is fixedly arranged on the right side of the hose.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up the air that the gas vent is used for the discharge sampling case, be used for the position of fixed first montant through setting up chucking device, prevent first montant because self gravity descends, the waste gas sample that leads to collecting spills over, be used for waste gas to collect through setting up sealed lid and accomplish the first air duct of back seal, be used for forcing waste gas toward appointed direction flow through setting up threaded ring and second one way check valve, be used for reducing the vibrations that the second base rebound produced through setting up the spring, prevent that negative pressure cylinder from taking place to rock, the problem that current waste gas sampling device leakproofness is not high has been solved simultaneously.

2. The utility model discloses a set up the waste gas that the rubber circle is used for sealed sample, reduce the deviation of sample, be used for first air duct of sealing connection and connecting pipe through setting up the screw ring, be used for realizing that the micropore is automatic to open and closed under the effect of pressure through setting up the block rubber, be used for collecting the waste gas among the apparatus through setting up the suction head, be used for concentrating waste gas through setting up the collecting box, some great impurity of dirt grain deposit to the bottom of collecting box in the waste gas under the effect of gravity, reduce the deviation of sample.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the cross-sectional structure of the sampling box of the present invention;

FIG. 3 is a schematic view of the cross-sectional structure of the threaded ring of the present invention;

fig. 4 is a schematic view of the cross-sectional structure of the clamping device of the present invention.

In the figure: 1. a sampling box; 2. an exhaust port; 3. a first vertical bar; 4. a clamping device; 401. a bottom block; 402. a clamping block; 403. a limiting block; 5. an elastic cord; 6. a sealing cover; 7. a first air duct; 8. a threaded ring; 9. a connecting pipe; 10. a first one-way valve; 11. a second air duct; 12. a first base; 13. a spring; 14. a baffle plate; 15. a negative pressure cylinder; 16. a second vertical bar; 17. a piston; 18. a second base; 19. a third air duct; 20. a second one-way valve; 21. a collection box; 22. a hose; 23. an air suction head; 24. a lifting plate; 25. a rubber ring; 26. a rubber block.

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 herein, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings to facilitate the description of the patent and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the patent. In the description of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-4, a sampling device for industrial waste gas for environmental monitoring comprises a sampling box 1, the top of the sampling box 1 is communicated with an exhaust port 2, two clamping devices 4 are fixedly mounted on the top of the sampling box 1 and positioned on the right side of the exhaust port 2, a first vertical rod 3 is arranged between the two clamping devices 4, the exhaust port 2 is used for exhausting air of the sampling box 1, the clamping devices 4 are used for fixing the position of the first vertical rod 3 to prevent the first vertical rod 3 from falling due to self gravity and causing overflow of a collected waste gas sample, an elastic rope 5 is fixedly mounted on the right side of the sampling box 1, a sealing cover 6 is fixedly mounted at the other end of the elastic rope 5, the sealing cover 6 is used for sealing a first air duct 7 after waste gas collection is completed, a first air duct 7 is communicated with the right side of the sampling box 1 and positioned below the elastic rope 5, a connecting pipe 9 is communicated with the right side of the first air duct 7, a threaded ring 8 is arranged between the first air duct 7 and the connecting pipe 9, the right side of the connecting pipe 9 is communicated with a first one-way valve 10, the right side of the first one-way valve 10 is communicated with a second air duct 11, the right side of the second air duct 11 is communicated with a negative pressure cylinder 15, the top of the inner cavity of the negative pressure cylinder 15 is fixedly provided with a first base 12, one side of the inner cavity of the negative pressure cylinder 15 is provided with a baffle 14, a spring 13 is fixedly arranged between the top of the baffle 14 and the top of the inner cavity of the negative pressure cylinder 15 through the first base 12, a piston 17 is arranged inside the negative pressure cylinder 15 and below the baffle 14, the top of the piston 17 is fixedly provided with a second vertical rod 16, the top of the second vertical rod 16 is provided with a handle, the second vertical rod 16 penetrates through the baffle 14 and the top of the negative pressure cylinder 15, the bottom of the negative pressure cylinder 15 is fixedly provided with a second base 18, the right side of the, the threaded ring 8 and the second one-way valve 20 are arranged to force waste gas to flow in a specified direction, the spring 13 is arranged to reduce vibration generated by careless impact on the baffle 14 when the second base 18 moves upwards and prevent the negative pressure cylinder 15 from shaking, the lifting plate 24 is arranged in the sampling box 1, the top of the lifting plate 24 is fixedly connected with the bottom of the first vertical rod 3, the surface of the first vertical rod 3 is provided with a groove, one side of the lifting plate 24 is fixedly provided with a rubber ring 25, the rubber ring 25 is arranged to seal waste gas for sampling and reduce sampling deviation, the threaded ring 8 is internally provided with a clamping ring and a threaded groove, the rubber block 26 is fixedly arranged in the first air duct 7, the rubber block 26 is internally provided with micropores, the threaded ring 8 is arranged to seal the first air duct 7 and the connecting pipe 9, and the rubber block 26 is arranged to realize automatic opening and closing of the micropores under the action of pressure, chucking device 4 includes end piece 401, fixture block 402 and stopper 403, the top fixed mounting of sampling box 1 has end piece 401, the top fixed mounting of end piece 401 has stopper 403, the top sliding connection of end piece 401 has fixture block 402, the thread groove has been seted up to stopper 403's inside, and the inside of thread groove is provided with the bolt, the right side of second one way check valve 20 is provided with collecting box 21, third air duct 19 and collecting box 21 intercommunication, the right side intercommunication of collecting box 21 has hose 22, hose 22's right side fixed mounting has aspirator head 23, be arranged in collecting the waste gas of apparatus equipment through setting up aspirator head 23, be used for concentrating waste gas through setting up collecting box 21, some great impurity of dirt granule deposit to the bottom of collecting box 21 in the effect of gravity, reduce the deviation of sample.

When the sampling device is used, the suction head 23 is placed in equipment needing sampling, a handle at the top of the second vertical rod 16 is held to push and pull up and down, when the piston 17 moves upwards, negative pressure is formed inside the negative pressure cylinder 15, the second one-way valve 20 is opened, gas in the collecting box 21 enters the negative pressure cylinder 15 through the third air duct 19, when the piston 17 moves downwards, high pressure is formed inside the negative pressure cylinder 15, the gas needs to be discharged, the first one-way valve 10 is forced to be opened under the pressure, the second one-way valve 20 is closed, the gas enters the sampling box 1, the pressure in the sampling box 1 is increased, the lifting plate 24 is forced to move upwards, after the collection is completed, the fixture block 402 is pushed to be clamped in a groove in the surface of the first vertical rod 3, the position of the first vertical rod 3 is fixed, and the sampling of waste gas is realized.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an environmental monitoring is with industrial waste gas's sampling device, includes sampling box (1), its characterized in that: the top of the sampling box (1) is communicated with an exhaust port (2), the top of the sampling box (1) and the right side of the exhaust port (2) are fixedly provided with two clamping devices (4), a first vertical rod (3) is arranged between the two clamping devices (4), the right side of the sampling box (1) is fixedly provided with an elastic rope (5), the other end of the elastic rope (5) is fixedly provided with a sealing cover (6), the right side of the sampling box (1) and the lower part of the elastic rope (5) are communicated with a first air duct (7), the right side of the first air duct (7) is communicated with a connecting pipe (9), a threaded ring (8) is arranged between the first air duct (7) and the connecting pipe (9), the right side of the connecting pipe (9) is communicated with a first one-way valve (10), the right side of the first one-way valve (10) is communicated with a second air duct (11), the right side intercommunication of second air duct (11) has a negative pressure section of thick bamboo (15), the top fixed mounting of negative pressure section of thick bamboo (15) inner chamber has first base (12), one side of negative pressure section of thick bamboo (15) inner chamber is provided with baffle (14), there are spring (13) through first base (12) fixed mounting between the top of baffle (14) and negative pressure section of thick bamboo (15) inner chamber, the inside of negative pressure section of thick bamboo (15) and the below that is located baffle (14) are provided with piston (17), the top fixed mounting of piston (17) has second montant (16), the top of second montant (16) is provided with the handle, baffle (14) and the top of negative pressure section of thick bamboo (15) are run through in second montant (16), the bottom fixed mounting of negative pressure section of thick bamboo (15) has second base (18), the right side intercommunication of negative pressure section of thick bamboo (15) has third air duct (19), the right side of the third air duct (19) is communicated with a second one-way valve (20).

2. The sampling device of industrial waste gas for environmental monitoring according to claim 1, wherein: the sampling box is characterized in that a lifting plate (24) is arranged inside the sampling box (1), the top of the lifting plate (24) is fixedly connected with the bottom of a first vertical rod (3), a groove is formed in the surface of the first vertical rod (3), and a rubber ring (25) is fixedly arranged on one side of the lifting plate (24).

3. The sampling device of industrial waste gas for environmental monitoring according to claim 1, wherein: the inside of screw thread ring (8) is provided with rand and thread groove, the inside fixed mounting of first air duct (7) has block rubber (26), the micropore has been seted up to the inside of block rubber (26).

4. The sampling device of industrial waste gas for environmental monitoring according to claim 1, wherein: chucking device (4) include bottom block (401), fixture block (402) and stopper (403), the top fixed mounting of sampling case (1) has bottom block (401), the top fixed mounting of bottom block (401) has stopper (403), the top sliding connection of bottom block (401) has fixture block (402), the thread groove has been seted up to the inside of stopper (403), and the inside of thread groove is provided with the bolt.

5. The sampling device of industrial waste gas for environmental monitoring according to claim 1, wherein: a collecting box (21) is arranged on the right side of the second one-way valve (20), the third air duct (19) is communicated with the collecting box (21), a hose (22) is communicated with the right side of the collecting box (21), and an air suction head (23) is fixedly arranged on the right side of the hose (22).