CN212693381U

CN212693381U - Anti-pollution soil gas sampling device

Info

Publication number: CN212693381U
Application number: CN202021427908.8U
Authority: CN
Inventors: 王上辅
Original assignee: Sichuan Guohuan Environmental Engineering Consulting Co ltd
Current assignee: Sichuan Guohuan Environmental Engineering Consulting Co ltd
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-03-12
Anticipated expiration: 2030-07-20

Abstract

The utility model discloses an anti-pollution soil gas sampling device, including drilling rod, drill bit, handle, pans, blast pipe, discharge, collection bag, filter layer, intake pipe and piston body, the top fixed mounting of drilling rod has the drill bit, and the centre of drilling rod runs through and is provided with the hollow tube to the centre of hollow tube is provided with the push rod, and the top of push rod is connected with the handle simultaneously, the equal fixed mounting in bottom of discharge and blast pipe has the filter layer, and the top of discharge is provided with collects the bag, the top of intake pipe runs through the piston body setting in the bottom of piston body, and the piston body setting is at the intermediate position of pans. This gaseous sampling device of anti-pollution soil, the position that removes the cover can be fine removes, removes the in-process that the cover moved, and the soil to near the drilling rod that can be fine is not hard up, coordinates the continuous removal of whole removal cover again for inside vibrations piece shakes, reaches the effect that can be fine dredges fenestrate inside.

Description

Anti-pollution soil gas sampling device

Technical Field

The utility model relates to a gaseous sampling technical field of soil specifically is anti-pollution gaseous sampling device of soil.

Background

The anti-pollution soil gas sampling device is an extraction device for extracting gas in soil, so that the effect of detecting carbon emission of the soil is achieved, and the gas sampling device in the existing market has the following problems in the using process;

application No.: CN201410607680.3, an anti-pollution soil gas sampling device is carrying out the in-process that uses, the drilling rod is when deepening into soil inside, a large amount of soil can be blockked up to the inside of capillary, can not be quick carry out the gaseous sample work of soil, and carry out the in-process of taking a sample to gas, can not be fine carry out filter work to gas, the inside impurity content that leads to the gas of collecting is more, need subsequent filtering step, influence gaseous efficiency of examination, therefore, we just provide a convenient gas sampling device who solves above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anti-pollution soil gas sampling device to solve the in-process that the soil gas sampling device on the existing market that above-mentioned background art provided is using, the capillary blocks up seriously, and is lower to gaseous collection efficiency, and can not carry out filterable problem to the gas after collecting.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-pollution soil gas sampling device comprises a drill rod, a drill bit, a handle, a middle tank, an exhaust pipe, a gas collecting pipe, a collecting bag, a filter layer, an air inlet pipe and a piston body, wherein the drill bit is fixedly arranged at the top end of the drill rod, a hollow pipe penetrates through the middle of the drill rod, a push rod is arranged in the middle of the hollow pipe, the handle is connected with the top end of the push rod, the handle is fixedly arranged at the top end of the drill rod, a capillary pipe penetrates through the surface of the drill rod, reserved grooves embedded on the surface of the drill rod are formed in the upper side and the lower side of the capillary pipe, a first compression spring is fixedly arranged at the top end of the inside of each reserved groove, the top end of the first compression spring is connected with the bottom of a movable cover, a fixed rod is fixedly arranged on one side of the middle, the top of hollow tube and the inside of connecting pipe each other run through between, and the top of main connecting pipe and the pans to the top of pans has set gradually blast pipe, discharge and intake pipe from a left side to the right side, the equal fixed mounting in bottom of discharge and blast pipe has the filter layer, and the top of discharge is provided with the collection bag, the top of intake pipe runs through the piston body setting in the bottom of piston body, and the piston body setting is at the intermediate position of pans.

Preferably, the outer part of the push rod is provided with 3 groups of protruding blocks at equal angles, the protruding blocks are arranged in a semicircular structure, and the positions of the protruding blocks correspond to the positions of the fixing rods.

Preferably, the filter layer is provided with 2 layers, the internal material of the filter layer is porous activated carbon, and the filter layer is in threaded connection with the bottoms of the exhaust pipe and the air collecting pipe.

Preferably, the position of the capillary corresponds to the position of the movable cover, the diameter of the movable cover is larger than that of the capillary, and the bottom of the movable cover is in clamping connection with the inside of the reserved groove.

Preferably, the movable cover is provided with 2 layers, perforations are uniformly distributed above the 2 layers of movable covers, and the positions of the perforations on the 2 layers of movable covers correspond to each other.

Preferably, the inside of perforation all sets up and is the vibrations piece of toper structure, and is connected through second compression spring between the 2 vibrations pieces that correspond each other.

Compared with the prior art, the beneficial effects of the utility model are that: the anti-pollution soil gas sampling device;

1. the position of the movable cover can be well moved, soil near the drill rod can be well loosened in the moving process of the movable cover, and then the whole movable cover is continuously moved in a matching manner, so that the internal vibration block vibrates, the effect of well dredging the inside of the perforation is achieved, gas can be guaranteed to continuously enter the inside of the capillary tube in the perforated part and then be collected, the whole gas transmitting and collecting work is convenient and fast, a large amount of time does not need to be consumed, and the phenomenon of blockage cannot occur;

2. the setting of filter layer can carry out filtering work in the inside that gaseous entering into the collection bag, guarantees to enter into the gaseous purity of the inside of collection bag, does not need subsequent filtering work, can directly carry out gaseous detection achievement, and it is more convenient to operate.

Drawings

FIG. 1 is a schematic view of the cross-sectional structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 3 is a schematic view of the sectional structure of the mobile cover of the present invention.

In the figure: 1. a drill stem; 2. a drill bit; 3. a grip; 4. a handle; 5. a push rod; 6. a hollow tube; 7. a main connection pipe; 8. an intermediate tank; 9. an exhaust pipe; 10. a gas collecting pipe; 11. a collection bag; 12. a filter layer; 13. an air inlet pipe; 14. a piston body; 15. a protruding block; 16. a capillary tube; 17. fixing the rod; 18. a torsion spring; 19. a movable cover; 20. reserving a groove; 21. a first compression spring; 22. a vibration block; 23. perforating; 24. a second compression spring.

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.

Referring to fig. 1-3, the present invention provides a technical solution: an anti-pollution soil gas sampling device comprises a drill rod 1, a drill bit 2, a handle 3, a handle 4, a push rod 5, a hollow tube 6, a main connecting pipe 7, a middle tank 8, an exhaust pipe 9, a gas collecting pipe 10, a collecting bag 11, a filter layer 12, an air inlet pipe 13, a piston body 14, a convex block 15, a capillary tube 16, a fixing rod 17, a torsion spring 18, a movable cover 19, a reserved groove 20, a first compression spring 21, a vibration block 22, a perforation 23 and a second compression spring 24, wherein the drill bit 2 is fixedly installed at the top end of the drill rod 1, the hollow tube 6 penetrates through the middle of the drill rod 1, the push rod 5 is arranged in the middle of the hollow tube 6, the handle 4 is connected with the top end of the push rod 5, the handle 3 is fixedly installed at the top end of the drill rod 1, the capillary tube 16 penetrates through the surface of, the top end of the inner part of the preformed groove 20 is fixedly provided with a first compression spring 21, and the top end of the first compression spring 21 is connected with the bottom of the movable cover 19, and a fixing rod 17 is fixedly installed at one side of the middle position of the movable cover 19, the outside of the fixing rod 17 is connected with the inner wall of the capillary tube 16 through a torsion spring 18, a convex block 15 is fixedly installed at the outside of the push rod 5, the top end of the upper part of the hollow tube 6 is mutually connected with the main connecting tube 7, the top end of the main connecting tube 7 is mutually penetrated with the inside of the middle tank 8, an exhaust pipe 9, a gas collecting pipe 10 and an air inlet pipe 13 are sequentially arranged above the intermediate tank 8 from left to right, filter layers 12 are fixedly arranged at the bottoms of the gas collecting pipe 10 and the exhaust pipe 9, and the top end of the gas collecting pipe 10 is provided with a collecting bag 11, the top end of the gas inlet pipe 13 penetrates through the piston body 14 and is arranged at the bottom of the piston body 14, and the piston body 14 is arranged at the middle position of the intermediate tank 8.

The outside of push rod 5 is provided with 3 groups of protruding pieces 15 of equidistance, and protruding piece 15 semicircular structure sets up to the position of protruding piece 15 corresponds with the position of dead lever 17, conveniently carries out jack-up work to dead lever 17 under the effect of protruding piece 15.

Filter layer 12 is provided with 2 layers, and the inside material of filter layer 12 is porous activated carbon to filter layer 12 and blast pipe 9 and the bottom of collecting pipe 10 are threaded connection, conveniently carry out filterable effect to the gas of collecting the sample under the effect of filter layer 12.

The position of the capillary tube 16 corresponds to the position of the movable cover 19, the diameter of the movable cover 19 is larger than that of the capillary tube 16, and the bottom of the movable cover 19 is in clamping connection with the inside of the reserved groove 20, so that the movable cover 19 can conveniently protect the surface of the capillary tube 16, and the phenomenon that the capillary tube 16 is blocked is avoided.

Remove cover 19 and be provided with 2 layers, and the equal even distribution in 2 layers removal cover 19 tops has perforation 23, and the position that 2 layers removed perforation 23 on the cover 19 is corresponding, the inside of perforation 23 all sets up and is the vibrations piece 22 of toper structure, and be connected through second compression spring 24 between the 2 vibrations pieces 22 of mutual correspondence, the work of dredging is carried out perforation 23 to the convenience under the effect of vibrations piece 22, guarantee to carry out quick gas sampling work, sampling efficiency is higher.

The working principle is as follows: when the anti-pollution soil gas sampling device is used, firstly, as shown in fig. 1, a worker needs to hold the handle 4 and press the handle downwards to enable the handle 4 to drive the push rod 5 at the bottom of the handle to move downwards, in the process that the push rod 5 moves downwards, as shown in fig. 2, the protruding block 15 on the push rod 5 can extrude the fixed block at the bottom of the fixed rod 17 to enable the fixed rod 17 to move outwards, in the process that the fixed rod 17 moves outwards, the movable cover 19 is driven to move, so that the movable cover 19 moves to the outermost side of the drill rod 1, then, the worker holds the handle 3 again to enable the handle 3 to drive the whole drill rod 1 to move downwards to enter the soil, then, the push rod 5 moves downwards to enable the movable cover 19 to perform contraction work, in the process that the movable cover 19 contracts, as shown in fig. 3, the whole moving cover 19 vibrates, and thus the vibrating block 22 moving inside thereof is vibrated, and during the vibration of the vibrating block 22, the perforation 23 is dredged, whereby the worker starts an external air pump connected to the air intake pipe 13, the piston body 14 inside the intermediate tank 8 is moved upwards by the air pump, whereby the effect of the gas entering the inside of the collecting bag 11 is well achieved, meanwhile, the outside air in the hollow pipe 6 can be conveniently exhausted under the action of the exhaust pipe 9 and then collected, during the collection of the gas, the gas is filtered by the activated carbon inside the filter layer 12, so as to ensure the purity of the gas entering the collection bag 11, which is not described in detail in this specification and is well known to those skilled in the art.

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 may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. Anti-pollution soil gas sampling device, including drilling rod (1), drill bit (2), handle (3), pans (8), blast pipe (9), discharge (10), collection bag (11), filter layer (12), intake pipe (13) and piston body (14), its characterized in that: the drill rod structure is characterized in that a drill bit (2) is fixedly mounted at the top end of a drill rod (1), a hollow pipe (6) penetrates through the middle of the drill rod (1), a push rod (5) is arranged in the middle of the hollow pipe (6), a handle (4) is connected to the top end of the push rod (5), a handle (3) is fixedly mounted at the top end of the drill rod (1), a capillary tube (16) penetrates through the surface of the drill rod (1), preformed grooves (20) embedded in the surface of the drill rod (1) are formed in the upper side and the lower side of each capillary tube (16), a first compression spring (21) is fixedly mounted at the top end inside each preformed groove (20), the top end of each first compression spring (21) is connected with the bottom of a movable cover (19), a fixed rod (17) is fixedly mounted on one side of the middle position of the movable cover (19), the outside of each fixed rod (17) is, the outside fixed mounting of push rod (5) has bulge (15), interconnect between the top of hollow tube (6) and main connecting pipe (7), and the inside of the top of main connecting pipe (7) and pans (8) runs through each other to the top of pans (8) has set gradually blast pipe (9), discharge pipe (10) and intake pipe (13) from a left side right side, the equal fixed mounting in bottom of discharge pipe (10) and blast pipe (9) has filter layer (12), and the top of discharge pipe (10) is provided with collection bag (11), the top of intake pipe (13) is run through piston body (14) and is set up the bottom at piston body (14), and piston body (14) set up the intermediate position at pans (8).

2. The anti-contamination soil gas sampling device of claim 1, wherein: the outer portion of the push rod (5) is provided with 3 groups of protruding blocks (15) at equal angles, the protruding blocks (15) are arranged in a semicircular structure, and the positions of the protruding blocks (15) correspond to the positions of the fixing rods (17).

3. The anti-contamination soil gas sampling device of claim 1, wherein: the filter layer (12) is provided with 2 layers, the internal material of the filter layer (12) is porous activated carbon, and the filter layer (12) is in threaded connection with the bottom of the exhaust pipe (9) and the bottom of the air collecting pipe (10).

4. The anti-contamination soil gas sampling device of claim 1, wherein: the position of the capillary tube (16) corresponds to the position of the movable cover (19), the diameter of the movable cover (19) is larger than that of the capillary tube (16), and the bottom of the movable cover (19) is in clamping connection with the inside of the reserved groove (20).

5. The anti-contamination soil gas sampling device of claim 1, wherein: remove cover (19) and be provided with 2 layers, and 2 layers remove the equal evenly distribution in cover (19) top and have perforation (23), and the position of perforation (23) on 2 layers remove cover (19) is corresponding.

6. The anti-contamination soil gas sampling device of claim 5, wherein: the inside of perforation (23) all set up with be the vibrations piece (22) of toper structure, and be connected through second compression spring (24) between 2 vibrations pieces (22) that correspond each other.