CN212301035U - Gas sampling device for environment detection - Google Patents
Gas sampling device for environment detection Download PDFInfo
- Publication number
- CN212301035U CN212301035U CN202020661789.6U CN202020661789U CN212301035U CN 212301035 U CN212301035 U CN 212301035U CN 202020661789 U CN202020661789 U CN 202020661789U CN 212301035 U CN212301035 U CN 212301035U
- Authority
- CN
- China
- Prior art keywords
- steel wire
- supporting
- baffle
- gas
- net
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a gas sampling device for environmental detection, including supporting a section of thick bamboo, it is fixed with baffle and steel wire supporting network to peg graft on the gas collection mouth, alternate fixed connection between baffle and the steel wire supporting network, the upper and lower end butt of baffle and steel wire supporting network is between a supporting cylinder and drill bit. The device passes through steel wire supporting net and baffle, it is effectual to block soil, be favorable to avoiding blocking the gas production chamber such as not hard up earth impurity, the steel wire supporting net of convex arc shape keeps having the interval space of certain slope with the sample connection, be favorable to avoiding direct roll-off of earth impurity etc. and blocking the steel wire supporting net, the speed and the quality in the leading-in gas production chamber of gas have been improved, can carry out the separation to the not hard up earth of gas vent department through the baffle, effectively avoided direct blocking to the bleeder vent of not hard up earth impurity etc., and then be favorable to reinforcing the gaseous collection efficiency and the quality of sampling, the baffle is swift with the dismouting of steel wire supporting net, and is convenient, and is flexible to use, and is convenient for clearance or change.
Description
Technical Field
The utility model belongs to the technical field of the environmental monitoring equipment, concretely relates to gas sampling device is used in environmental detection.
Background
At present, the pollution condition of soil is obtained by measuring various indexes of the soil, and the collection of a soil gas sample is the most important means. The existing soil gas collecting equipment is low in collecting efficiency, and a small amount of soil enters the inside of the sampling device when the soil is deeply inserted into and pulled out of the soil, so that blockage and gas impurity are caused, and the accuracy of a detection result is influenced.
For this reason, publication number CN206862714U discloses a gas sampling device for soil environment detects, including urceolus, inner tube, twist grip and drill bit, the annular groove has been seted up to the lower extreme of urceolus, and the first bleeder vent that a plurality of equipartitions were arranged is evenly seted up on the surface of annular groove, and the lower part fixedly connected with drill bit of urceolus, the inside of urceolus is provided with the inner tube, sets up a plurality of second bleeder vents with first bleeder vent range position with the surface of the corresponding inner tube in annular groove position, the arc is led to the groove has been seted up to the lateral wall of urceolus, and the lateral wall fixedly connected with who leads to the corresponding inner tube in groove position with the arc passes the spliced pole that.
The following disadvantages still remain: in the using process, the annular groove and the metal net inserted into the soil extend into the soil, when the soil particles are loosened, the metal net still can be directly blocked, even fall into the metal net or adhere to the metal net, and the first air hole and the metal net are tightly adhered and fixed, so that the first air hole can be directly blocked, the first air hole cannot be communicated with the second air hole, or particle impurities are brought into the sampling cylinder together, the anti-blocking efficiency is poor, and the quality and the efficiency of the detected gas are influenced; and the metal mesh is difficult to dismantle, and the flexibility is poor, and the clearance is inconvenient to be unfavorable for changing.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gas sampling device is used in environmental detection to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a gas sampling device for environmental test, is including supporting a section of thick bamboo, the lower extreme middle part fixedly connected with stay tube of a support section of thick bamboo, the bottom threaded connection of stay tube has the drill bit, be equipped with the gas production mouth between drill bit, stay tube and the support section of thick bamboo, it is fixed with baffle and steel wire supporting network to peg graft on the gas production mouth, looks alternate fixed connection between baffle and the steel wire supporting network, the middle part cover of baffle and steel wire supporting network is established on the stay tube, the upper and lower end butt of baffle and steel wire supporting network is between a support section of thick bamboo and drill bit, the screw has cup jointed fixed cover on the support section of thick bamboo, the bottom of fixed cover articulates through the pivot has branch.
Preferably, the supporting cylinder and the supporting tube are internally provided with air guide cavities which are communicated, the upper part of each air guide cavity is fixedly connected with an air guide tube, and the end part of each air guide tube penetrates through the side wall of the supporting cylinder and is fixedly connected with an air outlet hose.
This sets up and makes things convenient for air guide cavity to connect the sample bag through going out the hose and external equipment's vacuum pump to the gas outlet of vacuum pump again to conveniently gather sample gas, operation convenient to use.
Preferably, the baffle plate and the steel wire support net are respectively provided with four annular arrays which are sleeved on the support tube, a gas production cavity is arranged between the inner walls of the baffle plate and the steel wire support net and the support tube, and the steel wire support net is arranged in an outward convex arc shape.
This setting is convenient for carry out the omnidirectional protection around the stay tube, it is effectual to block soil admittedly, be favorable to avoiding blocking the gas chamber such as not hard up earth impurity, the collection efficiency and the quality of favorable assurance gas chamber to the sampling gas, and simultaneously, the steel wire supporting network that the arcuation structure set up is favorable to increasing the extended area of gas chamber, and, be favorable to strengthening the supporting strength of steel wire supporting network to the earth of sampling port department, and keep having the interval space of certain slope with the sampling port, thereby be favorable to avoiding direct blocking steel wire supporting network such as earth impurity, and then be favorable to improving speed and the quality in the leading-in gas chamber of gas.
Preferably, the supporting tube is provided with air holes which are uniformly distributed, and the air holes are arranged corresponding to the baffle plate.
The air holes are arranged, so that the air collecting cavity is communicated with the air guide cavity, loose soil at the corresponding positions of the air holes is effectively separated through the baffle plates, and meanwhile, the air holes and the steel wire supporting net are arranged in a staggered mode, so that air is led into the air holes through the air collecting hole, the steel wire supporting net and the air collecting cavity, the direct blocking phenomenon of soil impurities and the like to the air holes is effectively avoided, and the blocking prevention efficiency of the device is further improved.
Preferably, the top of baffle all fixedly connected with reference column, the bottom of a support section of thick bamboo is equipped with the constant head tank that is the annular array and distributes, reference column and constant head tank accordant connection.
This set up during the reference column inserts the constant head tank, effectively improved connection structure's steadiness between baffle and the support cylinder for the accurate convenience in baffle location corresponds the setting with the bleeder vent, simultaneously, can dismantle baffle and the downward pull of steel wire support network when twisting out the drill bit, the dismouting of being convenient for, it is nimble to use.
Preferably, a handle is fixedly connected to the top of the supporting cylinder.
This setting is when the footing cushion of branch peg graft to subaerial, holds the handle and is convenient for rotate a supporting cylinder and adjust its height to conveniently adjust the sample depth, and be convenient for stabilize support, convenient to use to it through the footing cushion.
Compared with the prior art, the utility model discloses a technological effect and advantage: the gas sampling device for environment detection is convenient for omnibearing protection around a supporting tube through a steel wire supporting net and a baffle plate, the soil fixation blocking effect is good, the blocking of a sampling cavity caused by loose soil impurities and the like is favorably avoided, meanwhile, the convex arc-shaped steel wire supporting net is favorable for enhancing the supporting strength of the soil at the sampling port and keeps an interval gap with a certain gradient with the sampling port, so that the blocking of the steel wire supporting net caused by the direct rolling off of the soil impurities and the like is favorably avoided, the speed and the quality of gas introduced into the sampling cavity are favorably improved, in addition, the baffle plate effectively blocks the loose soil at the corresponding position of the air vent, the direct blocking phenomenon of the loose soil impurities and the like to the air vent is effectively avoided, the blocking prevention efficiency of the device is further enhanced, the collection efficiency and the quality of the sampling gas are favorably enhanced, and the baffle plate and the steel wire supporting net are quickly dismounted and mounted through, Convenient and flexible to use.
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 present invention;
fig. 3 is a schematic view of the baffle of the present invention.
In the figure: 1. a support cylinder; 101. a handle; 2. supporting a tube; 201. air holes are formed; 3. a gas conducting cavity; 301. An air duct; 302. an air outlet hose; 4. a drill bit; 5. a gas extraction port; 501. a gas production cavity; 6. a baffle plate; 601. a positioning column; 602. positioning a groove; 7. a steel wire support net; 8. fixing a sleeve; 801. a strut; 802. And a foot cushion block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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.
As shown in fig. 1-3, a gas sampling device for environmental detection, including a supporting cylinder 1, the lower extreme middle part fixedly connected with stay tube 2 of a supporting cylinder 1, the bottom threaded connection of stay tube 2 has drill bit 4, be equipped with gas production mouth 5 between drill bit 4, stay tube 2 and the supporting cylinder 1, it is fixed with baffle 6 and steel wire supporting network 7 to peg graft on the gas production mouth 5, crisscross fixed connection between baffle 6 and the steel wire supporting network 7, the middle part cover of baffle 6 and steel wire supporting network 7 is established on stay tube 2, the upper and lower end butt of baffle 6 and steel wire supporting network 7 is between a supporting cylinder 1 and drill bit 4, fixed cover 8 has been cup jointed to the screw thread on the supporting cylinder 1, the bottom of fixed cover 8 articulates through the pivot has branch 801, the bottom fixedly connected with cushion 802 of branch 801.
The supporting cylinder 1 and the supporting tube 2 are internally provided with air guide cavities 3 which are communicated with each other, the upper parts of the air guide cavities 3 are fixedly connected with air guide tubes 301, and the end parts of the air guide tubes 301 penetrate through the side wall of the supporting cylinder 1 and are fixedly connected with air outlet hoses 302; make things convenient for air guide cavity 3 to be connected through going out the hose and external equipment's vacuum pump, connect the sample bag with the gas outlet of vacuum pump again to conveniently gather sample gas, operation convenient to use.
The baffle 6 and the steel wire support net 7 are respectively provided with four annular arrays which are sleeved on the support tube 2, a gas production cavity 501 is arranged between the inner walls of the baffle 6 and the steel wire support net 7 and the support tube 2, and the steel wire support net 7 is arranged in an outward convex arc shape; be convenient for carry out the omnidirectional protection around to stay tube 2, it blocks effectually admittedly soil, be favorable to avoiding blocking gas production chamber 501 such as not hard up earth impurity, the collection efficiency and the quality of favorable assurance gas production chamber 501 to the sampling gas, and simultaneously, steel wire supporting network 7 that the convex arc-shaped structure set up is favorable to increasing the extended area of gas production chamber 501, and, be favorable to strengthening steel wire supporting network 7 to the support intensity of sampling port department's earth, make it can guarantee certain interval space with the sampling port, thereby be favorable to avoiding direct blocking steel wire supporting network 7 such as earth impurity, and then be favorable to having improved speed and quality in the leading-in gas production chamber 501.
The supporting tube 2 is provided with air holes 201 which are uniformly distributed, and the air holes 201 are arranged corresponding to the baffle 6; the air vent 201 is convenient for make the gas production chamber 501 be linked together with the air guide chamber 3, be convenient for through baffle 6 effectively obstruct the not hard up earth of the corresponding position department of air vent 201, simultaneously air vent 201 and the crisscross setting of steel wire supporting network 7 for the air is in through adopting gas port 5, steel wire supporting network 7, leading-in bleeder vent 201 of gas production chamber 501, thereby effectively avoided the direct blocking phenomenon of earth impurity etc. to bleeder vent 201, further strengthened the anti-blocking efficiency of device.
The top of the baffle 6 is fixedly connected with positioning columns 601, the bottom of the supporting cylinder 1 is provided with positioning grooves 602 distributed in an annular array, and the positioning columns 601 are matched and connected with the positioning grooves 602; during reference column 601 inserted constant head tank 602, effectively improved connection structure's steadiness between baffle 6 and the support cylinder 1 for baffle 6 location is accurate convenient to correspond the setting with bleeder vent 201, simultaneously, can dismantle baffle 6 and the downward pull of steel wire support network 7 when twisting out drill bit 4, and the dismouting of being convenient for uses in a flexible way.
The top of the supporting cylinder 1 is fixedly connected with a handle 101; when the footing cushion 802 of the supporting rod 801 is inserted to the ground, the handle 101 is held by the hand, so that the supporting cylinder 1 can be rotated conveniently to adjust the height of the supporting cylinder, the sampling depth can be adjusted conveniently, and the supporting cylinder can be supported stably and conveniently through the footing cushion 802.
Specifically, when in use, the outlet hose is connected with a vacuum pump of external equipment, the gas outlet of the vacuum pump is connected with a sampling bag, after the sampling bag is installed, the handle 101 is held, the supporting cylinder 1 is inserted into soil, the supporting tube 2 and the drill bit 4 are inserted into the soil, the gas in the soil is pumped into the sampling cavity 501 to the air vent 201 through the work of the vacuum pump, and then reaches the sampling bag through the air guide cavity 3 and the air outlet hose 302, meanwhile, the supporting tube 2 is protected in all directions through the steel wire supporting net 7 and the baffle 6, the soil consolidation blocking effect is good, the blocking of loosened soil impurities and the like on the sampling cavity 501 is avoided, meanwhile, the steel wire supporting net 7 arranged in a convex arc structure is beneficial to increasing the extension area of the sampling cavity 501, the supporting strength of the soil at the sampling port is enhanced, and an interval gap with a certain gradient is kept with the sampling port, thereby being beneficial to avoiding the direct rolling of the soil and the, and then be favorable to improving speed and quality in the leading-in gas production chamber 501 of gas, and, baffle 6 carries out effective separation to the not hard up earth that bleeder vent 201 corresponds position department, make the air through adopting gas port 5, steel wire supporting network 7, adopt in the leading-in bleeder vent 201 of gas chamber 501, thereby effectively avoided the direct blocking phenomenon to bleeder vent 201 of not hard up earth impurity etc., the anti-blocking efficiency of device has further been strengthened, and then be favorable to strengthening sampling gas's collection efficiency and quality, make baffle 6 swift with steel wire supporting network 7 dismouting, and is convenient through reference column 601 and constant head tank 602, and is flexible to use.
Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. The utility model provides a gas sampling device for environmental detection, includes a support section of thick bamboo (1), its characterized in that: the middle part of the lower end of the supporting cylinder (1) is fixedly connected with a supporting tube (2), the bottom of the supporting tube (2) is connected with a drill bit (4) in a threaded manner, a gas collecting opening (5) is arranged among the drill bit (4), the supporting tube (2) and the supporting tube (1), a baffle plate (6) and a steel wire supporting net (7) are fixedly inserted on the gas extraction port (5), the baffle plates (6) and the steel wire supporting net (7) are fixedly connected in a staggered way, the middle parts of the baffle plate (6) and the steel wire supporting net (7) are sleeved on the supporting tube (2), the upper and lower ends of the baffle (6) and the steel wire support net (7) are abutted between the support cylinder (1) and the drill bit (4), the supporting cylinder is characterized in that a fixed sleeve (8) is sleeved on the supporting cylinder (1) in a threaded manner, the bottom of the fixed sleeve (8) is hinged to a supporting rod (801) through a rotating shaft, and a bottom foot cushion block (802) is fixedly connected to the bottom of the supporting rod (801).
2. The gas sampling device for environmental monitoring according to claim 1, wherein: the air guide device is characterized in that air guide cavities (3) communicated with each other are formed in the supporting barrel (1) and the supporting tube (2), air guide tubes (301) are fixedly connected to the upper portions of the air guide cavities (3), and the end portions of the air guide tubes (301) penetrate through the side wall of the supporting barrel (1) and are fixedly connected with air outlet hoses (302).
3. The gas sampling device for environmental monitoring according to claim 1, wherein: baffle (6) and steel wire support net (7) all are equipped with four and are the annular array cover and establish on stay tube (2), be equipped with between the inner wall of baffle (6) and steel wire support net (7) and stay tube (2) and adopt gas chamber (501), steel wire support net (7) are the evagination arcuation setting.
4. The gas sampling device for environmental monitoring according to claim 1, wherein: the supporting tube (2) is provided with air holes (201) which are uniformly distributed, and the air holes (201) are arranged corresponding to the baffle plate (6).
5. The gas sampling device for environmental monitoring according to claim 1, wherein: the equal fixedly connected with reference column (601) in top of baffle (6), the bottom of a supporting cylinder (1) is equipped with constant head tank (602) that is the annular array and distributes, reference column (601) and constant head tank (602) phase-match connection.
6. The gas sampling device for environmental monitoring according to claim 1, wherein: the top of the supporting cylinder (1) is fixedly connected with a handle (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020661789.6U CN212301035U (en) | 2020-04-27 | 2020-04-27 | Gas sampling device for environment detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020661789.6U CN212301035U (en) | 2020-04-27 | 2020-04-27 | Gas sampling device for environment detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212301035U true CN212301035U (en) | 2021-01-05 |
Family
ID=73964937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020661789.6U Active CN212301035U (en) | 2020-04-27 | 2020-04-27 | Gas sampling device for environment detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212301035U (en) |
-
2020
- 2020-04-27 CN CN202020661789.6U patent/CN212301035U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212301035U (en) | Gas sampling device for environment detection | |
| CN213239568U (en) | Adjustable water environment engineering detection sampling device | |
| CN208379316U (en) | A kind of steel strand wires strander Ding Jin testing agency | |
| WO2020024367A1 (en) | Movable filament bucket proof against filament collapse | |
| CN216116857U (en) | Simple structure's sampling device for soil environment monitoring | |
| CN213255567U (en) | Wheat processing is with classified screening device | |
| CN213022414U (en) | Anti-drop soil sample sampling tube | |
| CN211504740U (en) | Portable soil detection sampling device | |
| CN208155623U (en) | A kind of soil sampling apparatus | |
| CN113446480A (en) | Ecological environment monitoring device with environment purification function | |
| CN217902072U (en) | Be provided with city underground metal pipeline detection device of pilot lamp | |
| CN111811867A (en) | Sampling straight-through pipe inserting mechanism for detecting components for extracting severe soil salinization | |
| CN217511376U (en) | Multiple warp plain dense-grain net | |
| CN219214593U (en) | Drawing board with accomodate drawing instrument function | |
| CN218436233U (en) | Airflow dyeing machine | |
| CN205386607U (en) | Waste recovery device of profile bender | |
| CN110308021A (en) | A kind of roller mill separator efficiency test sampler | |
| CN215037599U (en) | Novel quick collection instrument of pin round pin piece | |
| CN220893845U (en) | Novel underground water sample of drilling is taken device | |
| CN219142555U (en) | Rock-fill body dry density detection device | |
| CN210863209U (en) | Geotechnical engineering reconnaissance is with convenient sampling device | |
| CN209764516U (en) | Municipal administration groundwater sampling device | |
| CN217179927U (en) | Portable phytoplankton sample collection device | |
| CN216731661U (en) | Gas valve seat drawing device of coke oven gas compressor | |
| CN219265747U (en) | Soil sample collection device for soil engineering |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |