CN210400967U - Natural gas sampling device - Google Patents
Natural gas sampling device Download PDFInfo
- Publication number
- CN210400967U CN210400967U CN201921147958.8U CN201921147958U CN210400967U CN 210400967 U CN210400967 U CN 210400967U CN 201921147958 U CN201921147958 U CN 201921147958U CN 210400967 U CN210400967 U CN 210400967U
- Authority
- CN
- China
- Prior art keywords
- piston
- natural gas
- cavity
- hose
- shell
- 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 natural gas sampling device, concretely relates to gas sampling device technical field, which comprises a housin, the inside first piston that is provided with of casing, first piston top is provided with the pull rod, the pull rod surface is provided with extension spring, the casing bottom is provided with the hose, the one end that the casing was kept away from to the hose is provided with filter equipment, be provided with buffer in the shells inner wall intermediate layer, the casing bottom is provided with exhaust apparatus. The utility model discloses a be equipped with filter equipment and exhaust apparatus, the second piston can be to breathing in the chamber direction and slide until the chamber that will admit air and spill, and external natural gas can enter into the hose through the chamber that admits air this moment inside to store inside the casing, can guarantee the purity of the natural gas of taking, the natural gas can be through the inside check valve discharge of gas vent casing outside, thereby the personnel of being convenient for collect.
Description
Technical Field
The utility model relates to a gas sampling device technical field, more specifically say, the utility model relates to a natural gas sampling device.
Background
As the proportion of natural gas in national energy consumption is increasing, the demand for natural gas is also continuously increasing, and therefore, in the field of oil and gas industrial production, the discovery of more natural gas is a major problem facing researchers. In order to solve this problem, research on the cause and reservoir of natural gas is required, and therefore, sampling of natural gas is required to meet the research needs.
The utility model patent of patent application publication No. CN207423611U discloses a natural gas sampling device, which comprises a transportation shell, a pair of sampling pipe ports, a pair of sampling air pipes, a built-in sampling bag, a safety cover body and a pair of control sealing valves; the transportation casing is including consolidating the skin, explosion-proof intermediate level, the shock attenuation inlayer, polylith sample bag cushion, a pair of body is perforated and many explosion-proof strengthening ribs, built-in sample bag is put in the transportation casing through polylith sample bag cushion adaptation card, a pair of body is perforated the symmetry respectively and is set up on the both sides terminal surface of transportation casing, the sampling tube port is put on the transportation casing and is installed in the body and perforate the outside, the sample trachea is built-in sample bag even, a pair of tracheal other end of taking a sample is corresponding through a pair of body respectively and is run through a pair of sampling tube port, a pair of control seal valve corresponds the setting respectively on a pair of sample trachea.
However, in practical use, the sampling gas pipe may be doped with other gases when sampling natural gas, which affects the accuracy of the analysis result.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above defect of prior art, the embodiment of the utility model provides a natural gas sampling device, the utility model discloses a be equipped with filter equipment and exhaust apparatus, the second piston can be to breathing in the chamber direction slip until spilling the chamber that admits air, and external natural gas can enter into the hose through the chamber that admits air this moment inside to inside storing the casing, can guarantee the purity of the natural gas of taking, the natural gas can be through the inside check valve discharge casing outside of gas vent, thereby the personnel of being convenient for collect.
In order to achieve the above object, the utility model provides a following technical scheme: a natural gas sampling device comprises a shell, wherein a first piston is arranged in the shell, a pull rod is arranged at the top of the first piston, an extension spring is arranged on the surface of the pull rod, a hose is arranged at the bottom of the shell, a filtering device is arranged at one end, away from the shell, of the hose, a buffering device is arranged in an interlayer of the inner wall of the shell, and an exhaust device is arranged at the bottom of the shell;
the filter device comprises a sliding cavity, a second piston, a compression spring, an air inlet cavity and an air suction cavity, wherein the second piston is arranged in the sliding cavity, the second piston is in sliding connection with the sliding cavity, the compression spring is arranged on one side of the second piston, the compression spring is fixed on the filter device, the air inlet cavity is arranged outside the sliding cavity, the air inlet cavity is communicated with the sliding cavity through a hole, the air suction cavity is arranged on one side, close to the compression spring, of the filter device, the filter device is in threaded connection with a hose, and the air inlet cavity is communicated with the air inlet cavity and the hose;
exhaust apparatus is including gas vent, check valve and rubber buffer, the gas vent sets up in the casing bottom, the inside check valve that is provided with of gas vent, the gas vent bottom is provided with the rubber buffer, the rubber buffer is pegged graft inside the gas vent.
In a preferred embodiment, the buffer device comprises a buffer cavity, liquid and spring pieces, the buffer cavity is arranged in the inner wall of the shell, the liquid is filled in the buffer cavity, the spring pieces are arranged between the outer part of the shell and the buffer cavity, and the spring pieces are arranged in a staggered mode.
In a preferred embodiment, the first piston is slidably connected to the housing.
In a preferred embodiment, the first and second pistons are both made of a rubber material.
In a preferred embodiment, a sealing ring is arranged at the joint of the shell and the pull rod.
In a preferred embodiment, the hose is in threaded connection with the housing.
In a preferred embodiment, the hose is provided as a metal hose.
In a preferred embodiment, the one-way valve is provided as a gas one-way valve.
The utility model discloses a technological effect and advantage:
1. the utility model discloses a through being equipped with filter equipment and exhaust apparatus, the second piston can slide to the chamber direction of breathing in until the chamber of will admitting air spills, external natural gas can enter into the hose through the chamber of admitting air this moment inside, thereby store inside the casing, can guarantee the pureness of the natural gas of taking, the natural gas can be discharged outside the casing through the check valve inside the gas vent, thereby be convenient for personnel to collect, the casing is inside to resume vacuum state again this moment, convenience of customers uses next time, extension spring has upwards pushing effect to first piston, make the user can relatively easy pulling pull the pull rod, thereby save physical power, the utility model discloses, rational in infrastructure, low in manufacturing cost, simple easy operation, avoided the impure problem of current natural gas sampling process; the analysis efficiency and quality are improved, and the maintenance and the replacement are easy;
2. the utility model discloses a be equipped with buffer, the liquid that the inside packing of cushion chamber plays separates the temperature cushioning effect, when ambient temperature is too high, the outside heat can be absorbed in a large number to the inside stability of casing is maintained, the potential safety hazard is avoided taking place, when bumping, the impact force when the inside liquid of cushion chamber also can absorb the buffering striking, thereby alleviate the injury to the casing, inside joint strength and the elasticity resilience of casing can be strengthened to the spring leaf, improve the life of casing.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of a second piston movement structure of the present invention.
Fig. 3 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.
Fig. 4 is a top view of the housing structure of the present invention.
Fig. 5 is a perspective view of the housing structure of the present invention.
The reference signs are: 1 shell, 2 first piston, 3 pull rod, 4 extension spring, 5 flexible pipe, 6 filter device, 61 sliding cavity, 62 second piston, 63 compression spring, 64 air inlet cavity, 65 air suction cavity, 7 buffer device, 71 buffer cavity, 72 liquid, 73 spring piece, 8 air exhaust device, 81 air outlet, 82 one-way valve and 83 rubber plug.
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.
The utility model provides a natural gas sampling device, which comprises a shell 1, wherein a first piston 2 is arranged inside the shell 1, a pull rod 3 is arranged at the top of the first piston 2, an extension spring 4 is arranged on the surface of the pull rod 3, a hose 5 is arranged at the bottom of the shell 1, a filtering device 6 is arranged at one end of the hose 5 far away from the shell 1, a buffer device 7 is arranged in an interlayer of the inner wall of the shell 1, and an exhaust device 8 is arranged at the bottom of the shell 1; the filtering device 6 comprises a sliding cavity 61, a second piston 62, a compression spring 63, an air inlet cavity 64 and an air suction cavity 65, wherein the second piston 62 is arranged in the sliding cavity 61, the second piston 62 is in sliding connection with the sliding cavity 61, the compression spring 63 is arranged on one side of the second piston 62, the compression spring 63 is fixed on the filtering device 6, the air inlet cavity 64 is arranged outside the sliding cavity 61, the air inlet cavity 64 is communicated with the sliding cavity 61 through a hole, the air suction cavity 65 is arranged on one side of the filtering device 6 close to the compression spring 63, the filtering device 6 is in threaded connection with the hose 5, and the air suction cavity 65 and the air inlet cavity 64 are communicated with the hose 5; exhaust apparatus 8 is including gas vent 81, check valve 82 and rubber buffer 83, gas vent 81 sets up in casing 1 bottom, the inside check valve 82 that is provided with of gas vent 81, gas vent 81 bottom is provided with rubber buffer 83, rubber buffer 83 is pegged graft inside gas vent 81.
As shown in fig. 1 to 5, the embodiment specifically is: the hose 5 is placed in the natural gas production pipe, the pull rod 3 is pulled upwards, the pull rod 3 is fixedly connected with the first piston 2, so the first piston 2 is driven to slide upwards, when the first piston 2 slides upwards, gas in the hose 5 is extracted, the interior of the hose 5 is in a negative pressure state, the air inlet cavity 64 and the air suction cavity 65 are communicated with the hose 5, so the air inlet cavity 64 and the air suction cavity 65 can generate suction force on the second piston 62, when the suction force is greater than the thrust force of the compression spring 63 on the second piston 62, the second piston 62 can slide towards the direction of the air suction cavity 65 until the air inlet cavity 64 is leaked, at the moment, the external natural gas can enter the interior of the hose 5 through the air inlet cavity 64, so that the natural gas is stored in the shell 1, the purity of the extracted natural gas can be ensured, the suction force of the air suction cavity 65 on the second piston 62 is weaker as the natural gas in the shell 1 increases until the second piston 62 slides and recovers under the action, thereby seal chamber 64 admits air, avoid external gas to get into wherein, the user pulls out rubber buffer 83 downwards, can spill gas vent 81, during the downstream of first piston 2, can extrude the natural gas of extraction, the natural gas can be discharged casing 1 outside through the inside check valve 82 of gas vent 81, thereby the personnel of being convenient for collect, casing 1 is inside to resume again into vacuum state this moment, convenience of customers uses next time, extension spring 4 has upwards pushing action to first piston 2, make the relatively easy pulling pull rod 3 of user, thereby save physical power.
As shown in fig. 4, the embodiment specifically includes: inside liquid 72 that fills of cushion chamber 71 plays the cushioning effect that separates the temperature, when ambient temperature is too high, outside heat can be absorb in a large number to the inside liquid 72 of cushion chamber 71, thereby maintain the inside stable stability of casing 1, avoid taking place the potential safety hazard, when the emergence collision, the impact force when the buffering striking also can be absorbed to the inside liquid 72 of cushion chamber 71, thereby alleviate the injury to casing 1, the inside joint strength and the elasticity resilience of casing 1 can be strengthened to spring leaf 73, casing 1's life is improved.
The utility model discloses the theory of operation:
referring to the attached drawings 1-5 in the specification, the pull rod 3 is fixedly connected with the first piston 2, so as to drive the first piston 2 to slide upwards, when the first piston 2 slides upwards, the gas in the hose 5 is extracted, the inside of the hose 5 is in a negative pressure state, the gas inlet cavity 64 and the gas suction cavity 65 are communicated with the hose 5, so that the gas inlet cavity 64 and the gas suction cavity 65 can generate suction force on the second piston 62, when the suction force is greater than the thrust force of the compression spring 63 on the second piston 62, the second piston 62 can slide towards the direction of the gas suction cavity 65 until the gas inlet cavity 64 leaks, at this time, the external natural gas can enter the inside of the hose 5 through the gas inlet cavity 64, so as to be stored in the shell 1, the purity of the collected natural gas can be ensured, and the suction force of the gas suction cavity 65 on the second piston 62 is weaker as the natural gas in the shell 1 increases until the second piston 62 slides downwards and returns to the, therefore, the air inlet cavity 64 is closed, so that outside air is prevented from entering the air inlet cavity, a user can pull the rubber plug 83 downwards to leak the air outlet 81, when the first piston 2 moves downwards, the extracted natural gas can be extruded, and the natural gas can be discharged to the outside of the shell 1 through the check valve 82 in the air outlet 81;
referring to fig. 4 of the specification, the liquid 72 filled in the buffer chamber 71 plays a role of thermal insulation and buffering, when the external temperature is too high, the liquid 72 in the buffer chamber 71 can absorb a large amount of external heat, when a collision occurs, the liquid 72 in the buffer chamber 71 can also absorb the impact force during the collision, and the spring plate 73 can enhance the connection strength and the elastic resilience inside the housing 1.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A natural gas sampling device, comprising a housing (1), characterized in that: a first piston (2) is arranged in the shell (1), a pull rod (3) is arranged at the top of the first piston (2), an extension spring (4) is arranged on the surface of the pull rod (3), a hose (5) is arranged at the bottom of the shell (1), a filtering device (6) is arranged at one end, away from the shell (1), of the hose (5), a buffering device (7) is arranged in an interlayer of the inner wall of the shell (1), and an exhaust device (8) is arranged at the bottom of the shell (1);
the filtering device (6) comprises a sliding cavity (61), a second piston (62), a compression spring (63), an air inlet cavity (64) and an air suction cavity (65), wherein the second piston (62) is arranged in the sliding cavity (61), the second piston (62) is in sliding connection with the sliding cavity (61), the compression spring (63) is arranged on one side of the second piston (62), the compression spring (63) is fixed on the filtering device (6), the air inlet cavity (64) is arranged outside the sliding cavity (61), the air inlet cavity (64) is communicated with the sliding cavity (61) through a hole, the air suction cavity (65) is arranged on one side, close to the compression spring (63), of the filtering device (6), the filtering device (6) is in threaded connection with the hose (5), and the air suction cavity (65) is communicated with the air inlet cavity (64) and the hose (5);
exhaust apparatus (8) are including gas vent (81), check valve (82) and rubber buffer (83), gas vent (81) set up in casing (1) bottom, gas vent (81) inside is provided with check valve (82), gas vent (81) bottom is provided with rubber buffer (83), rubber buffer (83) are pegged graft inside gas vent (81).
2. A natural gas sampling device according to claim 1, wherein: the buffer device (7) comprises a buffer cavity (71), liquid (72) and spring pieces (73), the buffer cavity (71) is arranged in the inner wall of the shell (1), the liquid (72) is filled in the buffer cavity (71), the spring pieces (73) are arranged between the outside of the shell (1) and the buffer cavity (71), and the spring pieces (73) are arranged in a staggered mode.
3. A natural gas sampling device according to claim 1, wherein: the first piston (2) is in sliding connection with the shell (1).
4. A natural gas sampling device according to claim 1, wherein: the first piston (2) and the second piston (62) are both made of rubber material.
5. A natural gas sampling device according to claim 1, wherein: and a sealing ring is arranged at the joint of the shell (1) and the pull rod (3).
6. A natural gas sampling device according to claim 1, wherein: the hose (5) is in threaded connection with the shell (1).
7. A natural gas sampling device according to claim 1, wherein: the hose (5) is a metal hose.
8. A natural gas sampling device according to claim 1, wherein: the check valve (82) is configured as a gas check valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921147958.8U CN210400967U (en) | 2019-07-19 | 2019-07-19 | Natural gas sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921147958.8U CN210400967U (en) | 2019-07-19 | 2019-07-19 | Natural gas sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210400967U true CN210400967U (en) | 2020-04-24 |
Family
ID=70355587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921147958.8U Active CN210400967U (en) | 2019-07-19 | 2019-07-19 | Natural gas sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210400967U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678747A (en) * | 2020-07-09 | 2020-09-18 | 芜湖中燃城市燃气发展有限公司 | Liquefied natural gas sampling device and method |
| CN111963603A (en) * | 2020-09-03 | 2020-11-20 | 李晓艳 | New energy automobile is with bumper shock absorber |
| CN112557129A (en) * | 2020-12-26 | 2021-03-26 | 华油天然气广元有限公司 | Quick sampling tube of natural gas |
| CN112683608A (en) * | 2020-12-26 | 2021-04-20 | 华油天然气广元有限公司 | Natural gas sampling device |
| CN113447324A (en) * | 2021-06-08 | 2021-09-28 | 吉林工程技术师范学院 | A four rotor unmanned aerial vehicle for environment measuring |
| CN114720207A (en) * | 2022-04-18 | 2022-07-08 | 翟宇峰 | Piston type high-pressure natural gas sampler |
| CN115218204A (en) * | 2022-09-20 | 2022-10-21 | 山西国新科莱天然气有限公司 | Natural gas emptying devices |
-
2019
- 2019-07-19 CN CN201921147958.8U patent/CN210400967U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678747A (en) * | 2020-07-09 | 2020-09-18 | 芜湖中燃城市燃气发展有限公司 | Liquefied natural gas sampling device and method |
| CN111963603A (en) * | 2020-09-03 | 2020-11-20 | 李晓艳 | New energy automobile is with bumper shock absorber |
| CN111963603B (en) * | 2020-09-03 | 2021-10-08 | 台州市黄岩一鑫汽车零部件有限公司 | New energy automobile is with bumper shock absorber |
| CN112557129A (en) * | 2020-12-26 | 2021-03-26 | 华油天然气广元有限公司 | Quick sampling tube of natural gas |
| CN112683608A (en) * | 2020-12-26 | 2021-04-20 | 华油天然气广元有限公司 | Natural gas sampling device |
| CN112557129B (en) * | 2020-12-26 | 2024-03-15 | 华油天然气广元有限公司 | Quick sampling tube for natural gas |
| CN112683608B (en) * | 2020-12-26 | 2024-03-15 | 华油天然气广元有限公司 | Natural gas sampling device |
| CN113447324A (en) * | 2021-06-08 | 2021-09-28 | 吉林工程技术师范学院 | A four rotor unmanned aerial vehicle for environment measuring |
| CN114720207A (en) * | 2022-04-18 | 2022-07-08 | 翟宇峰 | Piston type high-pressure natural gas sampler |
| CN114720207B (en) * | 2022-04-18 | 2023-10-17 | 上海中核维思仪器仪表股份有限公司 | Piston type high-pressure natural gas sampler |
| CN115218204A (en) * | 2022-09-20 | 2022-10-21 | 山西国新科莱天然气有限公司 | Natural gas emptying devices |
| CN115218204B (en) * | 2022-09-20 | 2022-11-25 | 山西国新科莱天然气有限公司 | Natural gas emptying device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210400967U (en) | Natural gas sampling device | |
| CN100418853C (en) | Appliance for vacuum sealing food containers | |
| CN211410333U (en) | Nose suction device | |
| CN107642680B (en) | A kind of intelligent miniature vacuum and pressurization air source module | |
| CN110185593B (en) | Novel pressure of well of combined type device | |
| CN210957151U (en) | Auto parts plug-in components protective housing with dampproofing function | |
| CN102522223B (en) | Controllable filling method for vacuum filling | |
| CN208814205U (en) | Vacuum absorption device and its end cap | |
| CN106079995B (en) | A kind of cooling liquid separating apparatus under vacuum processing environment | |
| CN215214172U (en) | Carbon dioxide liquid-gas phase conversion actuator | |
| CN203452996U (en) | Full-travel reciprocating piston type manual compressor | |
| CN111911467A (en) | High-pressure metal bellows type energy accumulator | |
| CN202789256U (en) | Fuel filter | |
| CN107984190B (en) | A kind of safe positioning pin installation equipment | |
| CN217816181U (en) | Ethylene oxide adding control device for production of non-ionic wetting agent | |
| CN220060055U (en) | Pump head device of hydrogen jet pump | |
| CN205977688U (en) | Gas transmission pipeline steady voltage buffer system of air compressor machine | |
| CN212318399U (en) | High-pressure metal bellows type energy accumulator | |
| CN218035911U (en) | Gas production device for sulfur hexafluoride sampling detection | |
| CN207495533U (en) | A kind of network transformer shell wand automatic vacuum holding meanss | |
| CN218845753U (en) | Air storage device | |
| CN216213920U (en) | Air extractor with electrolyte recovery function | |
| CN215409041U (en) | Aerify high pressure hand power air pump | |
| CN214170774U (en) | Air compressor combination valve | |
| CN219412570U (en) | Automatic inflatable layered water pumping equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |