CN116296629B - Gas sampling device - Google Patents
Gas sampling device Download PDFInfo
- Publication number
- CN116296629B CN116296629B CN202310558470.9A CN202310558470A CN116296629B CN 116296629 B CN116296629 B CN 116296629B CN 202310558470 A CN202310558470 A CN 202310558470A CN 116296629 B CN116296629 B CN 116296629B
- Authority
- CN
- China
- Prior art keywords
- sampling
- fixed
- fixedly connected
- fixed plate
- cylinder
- 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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2226—Sampling from a closed space, e.g. food package, head space
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2226—Sampling from a closed space, e.g. food package, head space
- G01N2001/2229—Headspace sampling, i.e. vapour over liquid
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a gas sampling device in the technical field of gas sampling, which comprises a fermentation tank, wherein a sealing cover is arranged at the upper end of the fermentation tank, the surface of the fermentation tank is communicated with a feeding tank and a water inlet pipe, a fixed cylinder is arranged in the water inlet pipe, and a bending mechanism is arranged in the fixed cylinder; when the methane content in the fermentation tank is required to be detected, the fixed cylinder and the bending pipe are utilized, the bending pipe can be bent into the fermentation tank, the sampling tank is driven to move towards the interior of the fermentation tank, the direction of the sampling tank is adjusted, and the subsequent sampling tank can be conveniently moved to the position above the methane liquid in the fermentation tank; then the sampling tank is driven to move to the upper part of the biogas slurry by the extension cylinder, so that the sampling tank is conveniently moved to the upper part of the interior of the fermentation tank for collection, the fermentation tank does not need to be opened, and the normal fermentation in the fermentation tank is ensured; and finally, pushing the sampling tank out to a distance above the biogas slurry by using the pushing plate, so as to ensure the sampling of the biogas.
Description
Technical Field
The invention relates to the technical field of gas sampling, in particular to a gas sampling device.
Background
The collection methods of gas collection sampling are of two types: one is to make a large amount of air pass through a liquid absorbent or a solid absorbent to enrich pollutants with lower concentration in the atmosphere, such as an air extraction method and a filter membrane method, and the other is to collect the air containing the pollutants by using a container (glass bottle, plastic bag and the like), wherein the average concentration of the pollutants in the atmosphere is measured in the sampling time; the latter measure is the instantaneous concentration or the average concentration over a short period of time; biogas is used as a special clean energy source, and a combustible gas generated by the fermentation of microorganisms belongs to secondary energy sources; biogas is an important component and key link of energy conservation and emission reduction, and plays a great role in coping with climate change and developing low-carbon economy and promoting construction; the main component of the biogas contains gases such as CH4, CO2, H2S, O2 and the like.
The existing biogas generation is generally realized by building a biogas digester, adding animal manure, straw, green weeds, rotten vegetable leaves and the like into the biogas digester, then sealing the biogas digester for a period of time to wait for fermentation, and in the fermentation process, the biogas digester cannot be opened, so that people cannot know the biogas content in the biogas digester, only can infer the biogas content in the biogas digester through the fermentation time, the biogas utilization of people is inconvenient, and the biogas in the biogas digester is usually accumulated above the inner part of the biogas digester, so that people cannot take out the biogas rich in biogas.
Disclosure of Invention
The present invention is directed to a gas sampling apparatus, which solves the above-mentioned problems of the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a gaseous sampling device, includes the fermentation vat, the fermentation vat upper end is equipped with sealed lid, fermentation vat surface intercommunication has material throwing pond and inlet tube, the inside fixed section of thick bamboo that is equipped with of inlet tube, the inside bending mechanism that is equipped with of fixed section of thick bamboo, bending mechanism is used for making fixed section of thick bamboo tip buckle to being close to sealed lid one side in the fermentation vat, fixed section of thick bamboo tip is equipped with telescopic machanism, telescopic machanism is used for making fixed section of thick bamboo tip extend to the natural pond liquid top, the inside sampling mechanism that is equipped with of telescopic machanism, sampling mechanism is used for gathering the inside gas that contains marsh gas of fermentation vat, the sampling mechanism bottom is equipped with promotes trigger mechanism, it is used for ejecting telescopic machanism with sampling mechanism to promote trigger mechanism, and promote trigger mechanism can act on sampling mechanism and begin to collect marsh gas when sampling mechanism shifts out telescopic machanism.
As a further scheme of the invention, the bending mechanism comprises a fixed ring and a hinge post, the fixed ring is fixedly connected to the surface of the fixed cylinder, the fixed ring is attached to the end part of the water inlet pipe, the hinge post is fixedly connected to the fixed cylinder and is close to one end surface of the fermentation vat, the hinge post is hollow, the end part of the hinge post is spherical, a first through groove is formed in the surface of the hinge post, the surface of the hinge post is slidably connected with a bending pipe, the bending pipe is communicated with the hinge post through the first through groove, a first pulling rope is fixedly connected to the inner wall surface of the bending pipe, and the first pulling rope penetrates through the first through groove, the hinge post and the fixed cylinder and extends to the outer side of the fixed cylinder.
As a further scheme of the invention, the telescopic mechanism comprises a mounting groove and a fixed column, the mounting groove is formed in the inner wall surface of the bending tube, a fixed block is fixedly connected to the inner wall surface of the mounting groove, the fixed column is fixedly connected to the inner wall surface of the hinge column, an extension cylinder is arranged in the mounting groove, a first sliding groove is formed in the extension cylinder corresponding to the fixed block, the first sliding groove penetrates through the extension cylinder, the fixed block penetrates through the first sliding groove to extend into the extension cylinder, a rotating ring is rotatably connected to the inner wall surface of the extension cylinder, a second pulling rope is fixedly connected to the surface of the rotating ring, the end part of the second pulling rope penetrates through and bypasses the fixed block, then penetrates through the rotating ring, and the second pulling rope penetrates through the first through groove, bypasses the fixed column and penetrates through the fixed cylinder to extend to the outer side of the fixed cylinder.
As a further scheme of the invention, the sampling mechanism comprises a fixed plate, the fixed plate is fixedly connected with the inner wall surface of the extension cylinder, a plurality of second through grooves are formed in the surface of the fixed plate, a plurality of sampling tanks are connected in a sliding manner in the second through grooves, a plurality of collecting holes are formed in the surface of one end, close to the fixed plate, of each sampling tank, a plurality of ventilation holes are formed in the end, far away from the fixed plate, of each sampling tank, a sealing cover is elastically connected to the surface of the fixed plate in a rotating manner, the sealing cover extends to the surface of the fixed plate, the sampling tanks are in contact with each other, a plurality of ventilation holes are formed in the surface of the sealing cover, a stirring rod is fixedly connected to the surface of one side, close to the fixed plate, of each stirring rod penetrates through the fixed plate and then extends into the extension cylinder, a protrusion is arranged on one side, close to the fixed block, each stirring rod is elastically connected with one side of the fixed plate, a position keeping groove is formed in the surface of the fixed plate, the inner wall surface of each sampling tank is elastically connected with the sampling plate in a sliding manner through a spring, the sealing cover is arranged on the inner wall of each sampling tank, and the limiting rod is arranged on one side of the surface, and the limiting rod is arranged on the side of the limiting rod.
As a further scheme of the invention, the pushing trigger mechanism comprises a pushing plate, the pushing plate is elastically connected with the fixed plate through a spring, the pushing plate is attached to one side surface of the plurality of sampling tanks far away from the fixed plate, a plurality of third through grooves are formed in the surface of the pushing plate, the third through grooves and the limiting rods are arranged in a staggered mode, the pushing plate blocks the limiting rods, a torsion plate which is spirally twisted is fixedly connected to one side surface of the pushing plate close to the fixed plate, an L-shaped guide plate is fixedly connected to one side surface of the fixed plate close to the pushing plate, a third pulling rope is fixedly connected to one side surface of the pushing plate, a first steering buckle is fixedly connected to one side surface of the fixed plate close to the pushing plate, a second steering buckle is fixedly connected to the inner wall surface of the bending pipe, an annular groove is formed in the surface of the fixed column, and the third pulling rope penetrates through the first steering buckle, the second steering buckle, the annular groove and the fixed cylinder to extend to the outer side of the fixed cylinder.
As a further scheme of the invention, two second sliding grooves are formed in the surface of the bending tube, toggle plates are connected in the two second sliding grooves in a sliding mode, two wavy guide grooves are formed in the surface of the hinge post, corresponding to the toggle plates, and the two toggle plates slide in the two guide grooves.
As a further scheme of the invention, a spiral groove is formed in the surface of the inner wall of the mounting groove, the extension cylinder slides in the spiral groove, a plurality of arc-shaped protective shells are elastically hinged to the end part of the extension cylinder, the protective shells are conical in shape, an arc-shaped groove is formed in the surface of the protective shell, and the first sliding groove is spiral.
As a further scheme of the invention, one end of the fixed cylinder far away from the fermentation tank is fixedly connected with a blocking cover, the first pull rope, the second pull rope and the third pull rope penetrate through the blocking cover, three winding rollers are rotatably connected to the surface of the blocking cover, the end parts of the first pull rope, the second pull rope and the third pull rope are fixedly connected with the surfaces of three winding pipes, rotating columns are fixedly connected to one side surfaces of the three winding pipes, third sliding grooves are formed in the surfaces of the rotating columns, and auxiliary rods are slidably connected to the third sliding grooves.
Compared with the prior art, the invention has the beneficial effects that:
when the methane content in the fermentation tank is required to be detected, the fixed cylinder and the bending pipe are utilized, the bending pipe can be bent into the fermentation tank, the sampling tank is driven to move towards the interior of the fermentation tank, the direction of the sampling tank is adjusted, and the subsequent sampling tank can be conveniently moved to the position above the methane liquid in the fermentation tank; then the sampling tank is driven to move to the upper part of the biogas slurry by the extension cylinder, so that the sampling tank is conveniently moved to the upper part of the interior of the fermentation tank for collection, the fermentation tank does not need to be opened, and the normal fermentation in the fermentation tank is ensured; and finally, pushing the sampling tank out to a distance above the biogas slurry by using the pushing plate, so as to ensure the sampling of the biogas.
According to the invention, in the process of pulling the first pulling rope, the first pulling rope can act on the bending pipe to slide on the surface of the hinged column, in the process of rotating the bending pipe, the two stirring plates can reciprocate in the second sliding groove under the action of the guide groove, straws and the like after long-time fermentation can be decomposed, the two stirring plates can stir biogas residues blocked on the surface of the moving direction of the bending pipe to two sides, movement of the bending pipe is guaranteed, movement of the bending pipe is prevented from being blocked by the biogas residues, the bending pipe cannot rotate completely, and the end part of the extending pipe cannot move out of the biogas slurry surface after extending out of the extending pipe.
When the second pulling rope is pulled, the second pulling rope can pull the extension cylinder to move, the extension cylinder can rotate under the action of the spiral groove, the fixed block can slide in the first sliding groove, the protective shell at the end part of the extension cylinder can block biogas residues on the surface of the protective shell, biogas residues are prevented from being accumulated at the end part of the extension cylinder, and accordingly sampling of a subsequent sampling tank is affected.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the present invention in general section;
FIG. 3 is a schematic view of the structure of FIG. 2 at A;
FIG. 4 is a schematic view of the structure of FIG. 2B;
FIG. 5 is a schematic diagram of a gas sampling apparatus according to the present invention;
FIG. 6 is a schematic view of the structure of FIG. 5 at C;
FIG. 7 is a schematic view of the structure of FIG. 5 at D;
FIG. 8 is a schematic view of the hinge post of the present invention;
FIG. 9 is a schematic view of a bending tube of the present invention in cross section;
FIG. 10 is a schematic view of an extension barrel according to the present invention;
FIG. 11 is a schematic view of the structure of the hinge post and the inside of the bent tube (hidden sample tank) according to the present invention;
FIG. 12 is a schematic structural view of the connection between the sampling tank and the fixed plate (the sealing cover is hidden at one side close to the fixed block);
fig. 13 is a schematic structural diagram of the positional relationship between the sampling tank and the pushing plate in the present invention.
In the drawings, the list of components represented by the various numbers is as follows:
the fermentation tank 1, the sealing cover 2, the feeding tank 3, the water inlet pipe 4, the fixing cylinder 5, the fixing ring 6, the hinge post 7, the first through groove 8, the bending pipe 9, the first pull rope 10, the mounting groove 11, the fixing post 12, the fixing block 13, the extension cylinder 14, the first sliding groove 15, the rotating ring 16, the second pull rope 17, the fixing plate 18, the second through groove 19, the sampling tank 20, the collecting hole 21, the ventilation opening 22, the sealing cover 23, the ventilation opening 24, the toggle rod 25, the yielding groove 26, the sampling plate 27, the limiting rod 28, the limiting groove 29, the pushing plate 30, the third through groove 31, the torsion plate 32, the guide plate 33, the third pull rope 34, the first steering buckle 35, the second steering buckle 36, the ring groove 3601, the second sliding groove 37, the toggle plate 38, the guide groove 39, the spiral groove 40, the protective shell 41, the arc groove 42, the blocking cover 43, the rolling roller 44, the rotating post 45, the third sliding groove 46 and the auxiliary rod 47.
Detailed Description
Referring to fig. 1-13, the present invention provides a technical solution: the gas sampling device comprises a fermentation tank 1, wherein a sealing cover 2 is arranged at the upper end of the fermentation tank 1, a feeding tank 3 and a water inlet pipe 4 are communicated with the surface of the fermentation tank 1, a fixed cylinder 5 is arranged in the water inlet pipe 4, a bending mechanism is arranged in the fixed cylinder 5 and used for bending the end part of the fixed cylinder 5 in the fermentation tank 1 towards one side close to the sealing cover 2, a telescopic mechanism is arranged at the end part of the fixed cylinder 5 and used for enabling the end part of the fixed cylinder 5 to extend towards the upper part of biogas slurry, a sampling mechanism is arranged in the telescopic mechanism and used for collecting gas containing biogas in the fermentation tank 1, a pushing trigger mechanism is arranged at the bottom of the sampling mechanism and used for pushing the sampling mechanism out of the telescopic mechanism, and the pushing trigger mechanism acts on the sampling mechanism to start collecting the biogas when the sampling mechanism moves out of the telescopic mechanism;
the bending mechanism comprises a fixed ring 6 and a hinged column 7, the fixed ring 6 is fixedly connected to the surface of a fixed cylinder 5, the fixed ring 6 is attached to the end part of a water inlet pipe 4, the hinged column 7 is fixedly connected to the surface of the fixed cylinder 5, which is close to one end of the fermentation tank 1, the hinged column 7 is hollow, the end part of the hinged column 7 is spherical, a first through groove 8 is formed in the surface of the hinged column 7, a bending pipe 9 is slidingly connected to the surface of the hinged column 7, the bending pipe 9 is communicated with the hinged column 7 through the first through groove 8, a first pull rope 10 is fixedly connected to the inner wall surface of the bending pipe 9, and the first pull rope 10 extends to the outer side of the fixed cylinder 5 through the first through groove 8, the hinged column 7 and the fixed cylinder 5;
the telescopic mechanism comprises a mounting groove 11 and a fixed column 12, wherein the mounting groove 11 is formed in the inner wall surface of the bending tube 9, a fixed block 13 is fixedly connected to the inner wall surface of the mounting groove 11, the fixed column 12 is fixedly connected to the inner wall surface of the hinge column 7, an extension cylinder 14 is arranged in the mounting groove 11, a first sliding groove 15 is formed in the extension cylinder 14 at a position corresponding to the fixed block 13, the first sliding groove 15 penetrates through the extension cylinder 14, the fixed block 13 penetrates through the first sliding groove 15 to extend into the extension cylinder 14, a rotating ring 16 is rotatably connected to the inner wall surface of the extension cylinder 14, a second pulling rope 17 is fixedly connected to the surface of the rotating ring 16, the end part of the second pulling rope 17 penetrates through and bypasses the fixed block 13, the second pulling rope 17 penetrates through the rotating ring 16 after bypassing the fixed block 13, and the second pulling rope 17 penetrates through the first through groove 8, bypasses the fixed column 12 and penetrates through the fixed cylinder 5 to extend to the outer side of the fixed cylinder 5;
the sampling mechanism comprises a fixed plate 18, the fixed plate 18 is fixedly connected on the surface of the inner wall of the extension cylinder 14, a plurality of second through grooves 19 are formed on the surface of the fixed plate 18, sampling tanks 20 are connected in the second through grooves 19 in a sliding manner, a plurality of collecting holes 21 are formed on the surface of one end, close to the fixed plate 18, of the sampling tanks 20, a plurality of ventilation ports 22 are formed on the end, far away from the fixed plate 18, of the sampling tanks 20, a sealing cover 23 is elastically and rotatably connected on the surface of one end, close to the fixed plate 18, of the sampling tanks 20, the sealing cover 23 extends to the surface position of the fixed plate 18, the sampling tanks 20 are contacted with each other, a plurality of ventilation ports 24 are formed on the surface of the sealing cover 23, the surface of one side of the sealing cover 23, which is close to the fixed plate 18, is fixedly connected with a poking rod 25, the poking rod 25 penetrates through the fixed plate 18 and then extends into the extension cylinder 14, a bulge is arranged on one side of the poking rod 25, which is close to the fixed block 13, the poking rod 25 is elastically connected with one side of the fixed plate 18, a yielding groove 26 is formed in the surface of the fixed plate 18, which corresponds to the poking rod 25, a sampling plate 27 is elastically and slidably connected with the inner wall surface of the sampling tank 20 through a spring, the sampling plate 27 is slidably sealed with the inner wall of the sampling tank 20, a limiting rod 28 is fixedly connected with one side of the sampling plate 27, which is far away from the fixed plate 18, the limiting rod 28 penetrates through the sampling tank 20, and a plurality of equally-spaced limiting grooves 29 are formed in the surface of the limiting rod 28;
the pushing trigger mechanism comprises a pushing plate 30, the pushing plate 30 is elastically connected with a fixed plate 18 through a spring, the pushing plate 30 is attached to the surface of one side, away from the fixed plate 18, of a plurality of sampling tanks 20, a plurality of third through grooves 31 are formed in the surface of the pushing plate 30, the third through grooves 31 are arranged in a staggered mode with a limiting rod 28, the pushing plate 30 blocks the limiting rod 28, a torsion plate 32 which is spirally twisted is fixedly connected to the surface of one side, close to the fixed plate 18, of the pushing plate 30, an L-shaped guide plate 33 is fixedly connected to the surface of one side, close to the pushing plate 30, of the fixed plate 18, a third pulling rope 34 is fixedly connected to the surface of the pushing plate 30, a first steering buckle 35 is fixedly connected to the surface of the inner wall of a bending pipe 9, an annular groove 3601 is formed in the surface of a fixed column 12, and the third pulling rope 34 penetrates through the first steering buckle 35, the second steering buckle 36, the hinge column 7, the annular groove 3601 and the fixed cylinder 5 and then extends to the outer side of the fixed cylinder 5;
before methane fermentation is carried out, animal manure is required to be put into the fermentation tank 1, fermented straws are required to be put into the fermentation tank 1, then a certain amount of water is required to be added into the fermentation tank 1, the fermentation tank 1 is required to be sealed by a sealing cover 2 and sealed by cement, fermented products such as straw green vegetables and the like are required to be put into the fermentation tank 1 through a feeding tank 3 in the subsequent fermentation process, water is supplemented into the fermentation tank 1 through a water inlet pipe 4, when the methane content in the fermentation tank 1 is required to be detected after fermentation for a period of time, a fixed cylinder 5 is extended into the water inlet pipe 4, when the fixed cylinder 5 is moved, a first through groove 8 is directed above the fermentation tank 1, when the fixed cylinder 5 is completely moved into the water inlet pipe 4, the fixed ring 6 is moved to the end position of the water inlet pipe 4, then a first pulling rope 10 is pulled, a bending pipe 9 is pulled by the pulling rope, the bending pipe 9 is rotated along a hinge post 7 towards one side close to the sealing cover 2, the bending tube 9 can be bent into the fermentation tank 1 and drives the sampling tank 20 to move towards the inside of the fermentation tank 1, the direction of the sampling tank 20 is adjusted, the subsequent sampling tank 20 is convenient to move to the upper part of biogas slurry in the fermentation tank 1, the second pulling rope 17 is pulled after the bending tube 9 is completely bent, the second pulling rope 17 passes through the rotating ring 16 and the fixed block 13 and bypasses the fixed block 13 to pull the rotating ring 16, the fixed ring 6 moves towards the side close to the fixed block 13 under the pulling force of the second pulling rope 17, the fixed ring 6 drives the extension cylinder 14 to move together, the extension cylinder 14 gradually moves out of the bending tube 9, the fixed block 13 slides in the first sliding groove 15, the extension tube drives the sampling tank 20 to move out of the inside of the bending tube 9 together, when the second pulling rope 17 is completely pulled out, the end part of the extension tube moves to the upper part of the biogas slurry, the sampling tank 20 is beneficial to being moved to the upper part of the inner part of the fermentation tank 1 to collect, the fermentation tank 1 does not need to be opened, normal fermentation in the inner part of the fermentation tank 1 is ensured, then the third pulling rope 34 is pulled, the third pulling rope 34 can pull the pushing plate 30 to move towards the side close to the fixed plate 18 through the second turning buckle 36 and the first turning buckle 35, the pushing plate 30 can drive the sampling tank 20 to move together, the sampling tank 20 can slide in the second through groove 19, the sampling tank 20 can gradually move out of the inner part of the extension cylinder 14, the sampling tank 20 can move to a distance above biogas slurry in the process that the pushing plate 30 gradually approaches to the fixed plate 18, sampling of the biogas is ensured, when the torsion plate 32 moves to the position of the guide plate 33, the end part of the guide plate 33 is attached to the surface of the torsion plate 32, then the torsion plate 32 and the pushing plate 30 can rotate under the action of the guide plate 33, the third through groove 31 can rotate to the position of the limit rod 28, the limiting rod 28 and the sampling plate 27 can move towards one side close to the pushing plate 30 under the action of the spring, meanwhile, the bulge on the surface of the poking rod 25 can move to the position of the fixed block 13, the fixed block 13 can act on the poking rod 25 to rotate towards one side, the poking rod 25 can act on the sealing cover 23 to rotate together, the air vent 24 can move to the position of the collecting hole 21, the air in the fermentation tank 1 can enter the sampling tank 20 through the collecting hole 21, the methane in the fermentation tank 1 can be sampled, the methane content in the fermentation tank 1 can be conveniently detected, the methane content can be accurately known, people can be ensured to stably use the methane, the fermentation tank 1 does not need to be opened during sampling, the escape of the methane is avoided, the fermentation of the methane is influenced, after the sampling is finished, the first pulling rope 10, the second pulling rope 17 and the third pulling rope 34 are loosened, the pushing plate 30 can be restored to the original position under the action of the spring, the push plate 30 can move to the side far away from the fixed plate 18, the push plate 30 can reversely rotate under the action of the guide plate 33 and the torsion plate 32, the push plate 30 can move into the limiting groove 29, the push plate 30 can limit the limiting rod 28, the limiting rod 28 and the sampling plate 27 are ensured to be fixed, the situation that the collected biogas escapes from the sampling tank 20 due to the movement of the limiting rod 28 is avoided, the sampling tank 20 can be restored to the original position under the action of the stirring rod 25 and the fixed plate 18, the sealing cover 23 can seal the collecting hole 21 again, the fixed cylinder 5 is pulled to the outer side of the water inlet pipe 4, and the bent pipe 9 can automatically restore to the original position.
In the process of bending the bending tube 9, more biogas residues can be prevented from moving the bending tube 9 at the inner bottom of the fermentation tank 1, as a further scheme of the invention, two second sliding grooves 37 are formed in the surface of the bending tube 9, toggle plates 38 are slidably connected in the two second sliding grooves 37, two wavy guide grooves 39 are formed in the surface of the hinge post 7, corresponding to the toggle plates 38, and the two toggle plates 38 are slidably arranged in the two guide grooves 39; in the process of pulling the first pulling rope 10, the first pulling rope 10 can act on the bending tube 9 to slide on the surface of the hinge post 7, in the process of rotating the bending tube 9, the two stirring plates 38 can reciprocate in the second sliding groove 37 under the action of the guide groove 39, straws and the like after long-time fermentation can be decomposed, the two stirring plates 38 can stir biogas residues blocked on the surface of the moving direction of the bending tube 9 to two sides, movement of the bending tube 9 is guaranteed, movement of the bending tube 9 is prevented from being blocked by biogas residues, the bending tube 9 cannot rotate completely, and the extending end part of the extending tube cannot move out of the biogas slurry surface.
When the sampling tank 20 moves out of the extension cylinder 14, biogas residues are accumulated at the end part of the extension cylinder 14, and when the sampling tank 20 moves, the biogas residues are accumulated at the end part of the sampling tank 20 to influence the sampling of the sampling tank 20 on biogas, as a further scheme of the invention, the surface of the inner wall of the installation groove 11 is provided with a spiral groove 40, the extension cylinder 14 slides in the spiral groove 40, the end part of the extension cylinder 14 is elastically hinged with a plurality of arc-shaped protective shells 41, the protective shells 41 are surrounded into a cone shape, the surface of the protective shells 41 is provided with arc-shaped grooves 42, and the first sliding groove 15 is spiral; when pulling the second pulling rope 17, the second pulling rope 17 will pull the extension cylinder 14 to move, the extension cylinder 14 will rotate under the action of the spiral groove 40, the fixed block 13 will slide in the first chute 15, the protective shell 41 at the end of the extension cylinder 14 can block biogas residues on the surface of the protective shell 41, biogas residues are prevented from being accumulated at the end of the extension cylinder 14, sampling of the subsequent sampling tank 20 is affected, the protective shell 41 will rotate together in the rotating process of the extension cylinder 14, the arc groove 42 will guide biogas residues to the edge of the protective shell 41, and resistance when the extension cylinder 14 moves is reduced.
When the first pull rope 10, the second pull rope 17 and the third pull rope 34 are pulled, hands are easy to hurt, biogas residues are blocked by the bending pipe 9, the first pull rope 10 is difficult to pull to a desired position manually, as a further scheme of the invention, one end of the fixed cylinder 5, which is far away from the fermentation vat 1, is fixedly connected with the blocking cover 43, the first pull rope 10, the second pull rope 17 and the third pull rope 34 penetrate through the blocking cover 43, the surfaces of the blocking cover 43 are rotatably connected with the three winding rollers 44, the end parts of the first pull rope 10, the second pull rope 17 and the third pull rope 34 are fixedly connected with the surfaces of the three winding pipes, one side surfaces of the three winding pipes are fixedly connected with the rotating column 45, the surface of the rotating column 45 is provided with the third sliding groove 46, and the third sliding groove 46 is slidably connected with the auxiliary rod 47; when needs pulling first pull rope 10, remove auxiliary rod 47 to third spout 46 and keep away from wind-up roll 44 one side, auxiliary rod 47 and rotation post 45 can constitute L shape, utilize auxiliary rod 47 to rotate rotation post 45 and wind-up roll 44, wind-up roll 44 rotates and can be with first pull rope 10 rolling, be convenient for to the pulling of first pull rope 10, reduce the injury of pull rope to the palm, after the rolling finishes, remove auxiliary rod 47 to the position of blocking lid 43, auxiliary rod 47 can be blocked by the blocking rod, rotation post 45 can not rotate, be favorable to spacing to rotation post 45, do not need manual holding rolling form.
Claims (4)
1. The utility model provides a gas sampling device, includes fermentation vat (1), fermentation vat (1) upper end is equipped with sealed lid (2), fermentation vat (1) surface intercommunication has throw material pond (3) and inlet tube (4), its characterized in that: the biogas collection device is characterized in that a fixed cylinder (5) is arranged inside the water inlet pipe (4), a bending mechanism is arranged inside the fixed cylinder (5), the bending mechanism is used for bending the end part of the fixed cylinder (5) in the fermentation tank (1) towards one side close to the sealing cover (2), a telescopic mechanism is arranged at the end part of the fixed cylinder (5), the telescopic mechanism is used for enabling the end part of the fixed cylinder (5) to extend towards the upper part of biogas slurry, a sampling mechanism is arranged inside the telescopic mechanism, the sampling mechanism is used for collecting gas containing biogas inside the fermentation tank (1), a pushing trigger mechanism is arranged at the bottom of the sampling mechanism, the pushing trigger mechanism is used for pushing the sampling mechanism out of the telescopic mechanism, and the pushing trigger mechanism acts on the sampling mechanism to start collecting biogas when the sampling mechanism moves out of the telescopic mechanism;
the bending mechanism comprises a fixing ring (6) and a hinge post (7), the fixing ring (6) is fixedly connected to the surface of the fixing cylinder (5), the fixing ring (6) is attached to the end portion of the water inlet pipe (4), the hinge post (7) is fixedly connected to the surface of one end of the fixing cylinder (5) close to the fermentation tank (1), the hinge post (7) is hollow, the end portion of the hinge post (7) is spherical, a first through groove (8) is formed in the surface of the hinge post (7), a bending tube (9) is connected to the surface of the hinge post (7) in a sliding mode, the bending tube (9) is communicated with the hinge post (7) through the first through groove (8), a first pulling rope (10) is fixedly connected to the inner wall surface of the bending tube (9), and the first pulling rope (10) penetrates through the first through groove (8), the hinge post (7) and the fixing cylinder (5) to extend to the outer side of the fixing cylinder (5);
the telescopic mechanism comprises a mounting groove (11) and a fixed column (12), wherein the mounting groove (11) is formed in the inner wall surface of the bending tube (9), a fixed block (13) is fixedly connected to the inner wall surface of the mounting groove (11), the fixed column (12) is fixedly connected to the inner wall surface of the hinge column (7), an extension cylinder (14) is arranged in the mounting groove (11), a first sliding groove (15) is formed in the position, corresponding to the fixed block (13), of the extension cylinder (14), the first sliding groove (15) penetrates through the extension cylinder (14), the fixed block (13) penetrates through the first sliding groove (15) to extend into the extension cylinder (14), a rotating ring (16) is rotationally connected to the inner wall surface of the extension cylinder (14), a second pulling rope (17) is fixedly connected to the surface of the rotating ring (16), the end part of the second pulling rope (17) penetrates through and bypasses the fixed block (13), the second pulling rope (17) penetrates through the rotating ring (16) after bypassing the fixed block (13), and the second pulling rope (17) penetrates through the rotating ring (17), and penetrates through the first sliding groove (15) and penetrates through the fixed column (5) and extends to the outer side of the fixed column (5);
the sampling mechanism comprises a fixed plate (18), the fixed plate (18) is fixedly connected with the inner wall surface of an extension cylinder (14), a plurality of second through grooves (19) are formed in the surface of the fixed plate (18), a plurality of sampling tanks (20) are slidably connected in the second through grooves (19), a plurality of collecting holes (21) are formed in the surface of one end, close to the fixed plate (18), of the sampling tanks (20), a plurality of ventilation holes (22) are formed in one end, far away from the fixed plate (18), of the sampling tanks (20), a sealing cover (23) is elastically connected with one end surface of the fixed plate (18) in a rotating manner, the sealing cover (23) extends to the surface position of the fixed plate (18), a plurality of sampling tanks (20) are mutually contacted, a plurality of ventilation openings (24) are formed in the surface of the sealing cover (23), a stirring rod (25) penetrates through the fixed plate (18) and extends into the extension cylinder (14), the stirring rod (25) to the inside the extension cylinder (14), the stirring rod (25) is close to one side of the fixed plate (18), the stirring rod (25) is connected with the stirring rod (25) in a mutually contacted mode, the stirring rod (25) is connected with the fixed plate (25) at one side of the fixed plate (18), the surface of the inner wall of the sampling tank (20) is elastically and slidably connected with a sampling plate (27) through a spring, the sampling plate (27) is in sliding seal with the inner wall of the sampling tank (20), a limiting rod (28) is fixedly connected with the surface of one side, far away from the fixed plate (18), of the sampling plate (27), the limiting rod (28) penetrates through the sampling tank (20), and a plurality of limiting grooves (29) which are arrayed at equal intervals are formed in the surface of the limiting rod (28);
the utility model provides a promote trigger mechanism includes push plate (30), push plate (30) with fixed plate (18) pass through spring elastic connection, push plate (30) with a plurality of fixed plate (18) one side surface laminating is kept away from to sampling jar (20), a plurality of third tee bend grooves (31) have been seted up on push plate (30) surface, third tee bend groove (31) with gag lever post (28) dislocation is arranged, push plate (30) block gag lever post (28), push plate (30) are close to fixed plate (18) one side surface fixedly connected with torsion board (32) that are the heliciform torsion, fixed plate (18) are close to guide plate (33) of fixed plate (30) one side surface fixedly connected with L shape, fixed plate (30) surface fixedly connected with third pull rope (34), fixed plate (18) are close to push plate (30) one side surface fixedly connected with first steering buckle (35), inner wall surface fixedly connected with second steering buckle (36) of connecting with second steering buckle (12), steering buckle (1), first ring groove (35) are passed to first steering buckle (35), first ring groove (35) are seted up to the surface fixedly connected with first steering buckle (7) The ring groove (3601) and the fixed cylinder (5) extend to the outer side of the fixed cylinder (5).
2. A gas sampling apparatus according to claim 1, wherein: two second sliding grooves (37) are formed in the surface of the bending tube (9), poking plates (38) are slidably connected in the second sliding grooves (37), two wavy guide grooves (39) are formed in the surface of the hinge post (7) corresponding to the poking plates (38), and the poking plates (38) slide in the two guide grooves (39).
3. A gas sampling apparatus according to claim 2, wherein: the utility model discloses a spiral groove (40) has been seted up to mounting groove (11) inner wall surface, extension section of thick bamboo (14) slip is in spiral groove (40), extension section of thick bamboo (14) tip elastic hinge has a plurality of curved protecting crust (41), a plurality of protecting crust (41) enclose into the taper shape, arc wall (42) have been seted up on protecting crust (41) surface, first spout (15) are the heliciform.
4. A gas sampling apparatus according to claim 1, wherein: the utility model discloses a fermentation vat, including fermentation vat (1) and fixed barrel, fixed barrel (5), fermentation vat (1) one end fixedly connected with blocks lid (43), first pull rope (10) second pull rope (17) with third pull rope (34) all runs through and blocks lid (43), it is connected with three wind-up roll (44) to block lid (43) surface rotation, first pull rope (10), second pull rope (17) and third pull rope (34) tip all with three wind-up tube surface fixed connection, three wind-up tube one side surface all fixedly connected with rotation post (45), third spout (46) have been seted up on rotation post (45) surface, sliding connection has auxiliary rod (47) in third spout (46).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310558470.9A CN116296629B (en) | 2023-05-18 | 2023-05-18 | Gas sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310558470.9A CN116296629B (en) | 2023-05-18 | 2023-05-18 | Gas sampling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116296629A CN116296629A (en) | 2023-06-23 |
| CN116296629B true CN116296629B (en) | 2023-07-25 |
Family
ID=86836335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310558470.9A Active CN116296629B (en) | 2023-05-18 | 2023-05-18 | Gas sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116296629B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118050607B (en) * | 2024-02-22 | 2024-06-25 | 海悦电缆制造有限公司 | Fault cable detection device and detection method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209542138U (en) * | 2018-10-24 | 2019-10-25 | 嘉兴市天晟园林工程有限公司 | A kind of gardens soil sample acquisition device |
| CN114456901A (en) * | 2022-02-28 | 2022-05-10 | 辛集迪扬生物科技有限公司 | High-activity biological fermentation feed preparation system |
| CN114624408A (en) * | 2022-02-25 | 2022-06-14 | 安徽康达检测技术有限公司 | Multistation water sampling detection device |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL93247A0 (en) * | 1989-02-02 | 1990-11-29 | Us Health | Breath sampler |
| WO2015007035A1 (en) * | 2013-07-18 | 2015-01-22 | 中交第三航务工程勘察设计院有限公司 | Silt floating mud collection device |
| CN107389915B (en) * | 2017-08-15 | 2023-08-11 | 广州源起健康科技有限公司 | Full-automatic chemiluminescence immunoassay instrument |
| CN211793097U (en) * | 2019-12-11 | 2020-10-30 | 王蒙蒙 | Forestry trees workman pruning device with combination wheel structure |
| CN212059511U (en) * | 2020-04-23 | 2020-12-01 | 泉州盛元贸易有限公司 | Sampling device for sewage treatment |
| DE212020000193U1 (en) * | 2020-07-15 | 2020-10-08 | Suzhou Kangdun Environmental Protection Technology Co., Ltd. | A dry and wet separation device for the treatment of kitchen waste water |
| CN112057384A (en) * | 2020-09-27 | 2020-12-11 | 南京绿瞬电子科技有限公司 | Man perfume and preparation method thereof |
| CN212752566U (en) * | 2020-10-06 | 2021-03-19 | 焦作大学 | Broadcast microphone support with convenient height adjustment |
| CN214277513U (en) * | 2021-01-27 | 2021-09-24 | 杜丹 | Water sampling device for environmental monitoring |
| CN214471825U (en) * | 2021-03-09 | 2021-10-22 | 浙江金华市顺泰水电建设有限公司 | Sampling device of geological rock soil in building engineering |
| CN115753182A (en) * | 2022-11-12 | 2023-03-07 | 吉林工程职业学院 | Sampling device for food safety inspection |
| CN218629151U (en) * | 2022-11-18 | 2023-03-14 | 河南宇帆环保科技有限公司 | Low-power consumption smoke and dust sample thief |
-
2023
- 2023-05-18 CN CN202310558470.9A patent/CN116296629B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209542138U (en) * | 2018-10-24 | 2019-10-25 | 嘉兴市天晟园林工程有限公司 | A kind of gardens soil sample acquisition device |
| CN114624408A (en) * | 2022-02-25 | 2022-06-14 | 安徽康达检测技术有限公司 | Multistation water sampling detection device |
| CN114456901A (en) * | 2022-02-28 | 2022-05-10 | 辛集迪扬生物科技有限公司 | High-activity biological fermentation feed preparation system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116296629A (en) | 2023-06-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN116296629B (en) | Gas sampling device | |
| CN207525231U (en) | A kind of efficient installation for fermenting of releasing pressure automatically | |
| CN202220135U (en) | Kitchen garbage fermentation barrel | |
| CN103664248A (en) | Solar refuse fermentation device | |
| CN201751414U (en) | Rotary red wine fermentation tank | |
| CN215965453U (en) | Fruit and vegetable garbage pulping device capable of preventing splashing | |
| CN201229257Y (en) | Solid-state spirit cellar sampling apparatus | |
| CN106482978B (en) | Pit mud sampling device | |
| CN108088704A (en) | A kind of mobile multifunctional sewage sampling device | |
| CN109370881B (en) | Novel methane tank | |
| CN206848001U (en) | A kind of water-quality sampler | |
| CN218465804U (en) | Soft methane reaction device | |
| CN213060836U (en) | Multifunctional fermentation barrel | |
| CN211013622U (en) | A sample structure for detecting water resource | |
| CN107602165A (en) | A kind of organic refuse biological fermentation device | |
| CN203668250U (en) | Solar garbage fermentation device | |
| CN211078844U (en) | Simple excrement treatment device | |
| CN209619342U (en) | A kind of biogas Separate System of Water-jet | |
| CN203683404U (en) | Ecological waste treatment device | |
| CN208742262U (en) | A kind of biological fermenting waste gas processing system | |
| CN210128858U (en) | Sewage sampling device | |
| CN205953806U (en) | Methane -generating pit U type inlet pipe | |
| CN213475957U (en) | Waste plant resourceful treatment device | |
| CN201074232Y (en) | Mobile marsh gas generator | |
| CN108165473A (en) | A kind of three phase separation formula biogas generating device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |