CN211905283U - Gas collecting device - Google Patents
Gas collecting device Download PDFInfo
- Publication number
- CN211905283U CN211905283U CN202020194794.0U CN202020194794U CN211905283U CN 211905283 U CN211905283 U CN 211905283U CN 202020194794 U CN202020194794 U CN 202020194794U CN 211905283 U CN211905283 U CN 211905283U
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- gas
- shell
- piston
- air
- check valve
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- 238000001035 drying Methods 0.000 claims description 12
- 238000001514 detection method Methods 0.000 abstract description 3
- 210000003437 trachea Anatomy 0.000 abstract description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract 3
- 235000017491 Bambusa tulda Nutrition 0.000 abstract 3
- 241001330002 Bambuseae Species 0.000 abstract 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract 3
- 239000011425 bamboo Substances 0.000 abstract 3
- 239000007789 gas Substances 0.000 description 115
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of environment detection equipment, in particular to a gas collecting device, the utility model provides a gas collecting device, including casing, connecting rod, piston shell, air exchange end, air inlet end, air outlet end, air collecting tank, pressure relief valve, air outlet end, the bottom surface is provided with micro motor and piston shell in the casing, it is connected with the connecting rod to rotate on the eccentric disc, connecting rod free end swing joint has the piston rod, piston rod work end is connected with the piston, the piston sets up inside the piston shell, piston shell gas exchange end is provided with first check valve and second check valve, the air inlet end of first check valve is provided with dry section of thick bamboo, dry section of thick bamboo passes through the trachea and is connected with first check valve, the one end of dry section of thick bamboo is provided with airstrainer, the end of giving vent to anger of.
Description
Technical Field
The utility model relates to an environment measuring equipment technical field, concretely relates to gas collection device.
Background
Today's economy is rapidly developing, environmental problems are also gradually highlighted, among various environmental problems, air pollution is one of pollution which has the greatest influence on people, when the concentration of pollutants in the air reaches or exceeds the harmful degree, the normal survival and development of an ecosystem and human beings can be damaged, harm is caused to people and organisms, so that the quality of the air needs to be monitored or researched in real time, in the process, the gas needs to be collected, at present, a drainage method is adopted in a gas collecting device adopted in the gas detection process, the use is inconvenient, and improvement is needed.
The utility model discloses a chinese utility model discloses a CN209570408U provides a gas collecting device for environmental test, including plastic connector and a plurality of gas collecting device, gas collecting device includes gas collecting pipe, and gas collecting pipe fixed mounting is on plastic connector, and the inside gas collecting chamber that is equipped with of gas collecting pipe, the inside piston that is equipped with of gas collecting chamber, the intracavity portion of gas collecting, piston and gas collecting intracavity wall sliding connection, piston one end are equipped with the pull rod, the one end and the piston terminal surface middle part fixed connection of pull rod, the utility model discloses the beneficial effect who reaches is: this gas collection device is used in environment measuring is through being equipped with by the rubber column, is equipped with the through-hole on by the rubber column, makes gas passage be in the on-state through pressing the hand fritter, and gas passage is in the off-state when loosening the hand fritter, utilizes the pulling pull rod piston to remove to collect and detect gas, convenient to use is equipped with a plurality of gas collection devices, and the label number has all been posted to gas collection device's gas collection tube outer end, can store multiunit detection gas and convenient management.
However, the device cannot collect gas in real time all day long, and the gas collection is not continuous, so that the inconvenience of gas collection is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem that the traditional gas collecting device can not continuously collect.
In order to achieve the purpose, the basic scheme of the utility model provides a gas collecting device, which comprises a shell and a gas pipe, wherein a micro motor and a piston shell are arranged on the inner bottom surface of the shell, an eccentric disc is arranged on a power output shaft of the micro motor, a connecting rod is rotatably connected on the eccentric disc, the free end of the connecting rod is movably connected with a piston rod, the working end of the piston rod is connected with a piston, the piston is arranged in the piston shell, a gas exchange end of the piston shell is provided with a first check valve and a second check valve, and the gas outlet end of the first check valve and the gas inlet end of the second check valve are both connected with the piston shell through;
the air inlet end of the first one-way valve is provided with a drying cylinder, the drying cylinder is connected with the first one-way valve through an air pipe, one end of the drying cylinder is provided with an air filter screen, the air outlet end of the second one-way valve is provided with a partial pressure air shell, and the partial pressure air shell is connected with the second one-way valve through an air pipe;
one side of the partial pressure gas shell is fixedly connected with a base, the base is arranged on the inner bottom surface of the shell, the other side of the partial pressure gas shell is provided with a plurality of pressure safety valves, and the gas outlet ends of the pressure safety valves are movably connected with a gas collecting tank;
the casing below sets up and the backup pad, and the backup pad lower surface is provided with the telescopic link, and telescopic link free end swing joint has the stand, and stand one side is equipped with locking screw, fixedly connected with a plurality of floor that are used for consolidating the backup pad between backup pad and the telescopic link.
The principle and effect of this basic scheme lie in:
1. present gas collection device is in the in-process that uses most all that the operator goes to gas collection ground to use the collection, this kind of mode is not only wasted time and energy, and if the gaseous collection of many periods of time all day, time cost and running cost are also very high, this device utilizes check valve and piston inter combination, gaseous continuous collection has been realized, after gaseous entering check valve was crossed, will be along with the partial pressure gas shell that the next activity gas of piston just can get into, such mode is not only high-efficient swift, the problem of can not continuous collection among the current gas collection device has been solved, running cost and cost of manufacture have still been reduced, help is provided for the popularization of the device.
2. In the gas collecting device, continuous collection of all-weather different time intervals of gas is guaranteed, and the gas is automatically stored in each time interval in the storage process, in the gas collecting device, the safety valves with adjustable pressure are used for automatic time-interval storage, a plurality of gas collecting tanks are placed on a plurality of safety valves, the maximum pressure values born by the safety valves are different, after the gas pressure of the shell force of the partial pressure gas reaches the peak value of a first safety valve, the safety valves start to work, then the corresponding gas collecting tanks start to collect the gas, the gas pressure of the partial pressure gas shell is reduced, after the gas collection of the gas collecting tanks is finished, the gas pressure of the partial pressure gas shell is slowly increased, when the pressure peak value of the first safety valve is reached, because the corresponding gas collecting tanks are filled with the gas, the first safety valve cannot continuously convey the gas to the corresponding gas collecting tanks, and the gas pressure of the partial pressure gas shell is continuously increased, when the pressure peak of the second safety valve is brought, the gas collecting tank corresponding to the second safety valve starts to store gas, and the like, the gas collection of each time period is finished.
3. The number of the gas collecting tanks can be adjusted according to the needs of users, gas collection in all weather and all time periods is guaranteed, and gas collection in different time periods due to the property difference of different gases in the time periods is further provided.
Further, the top surface of the shell is provided with a photovoltaic panel for assisting the running of the micro motor. The auxiliary power supply saves the running cost of the device.
Further, a movable door for taking the gas collecting tank is arranged on the side face of the shell. Is convenient for the taking down and the use of the gas collecting tank.
Furthermore, a pressure sensor for measuring the air pressure is arranged in the partial pressure air shell. When the partial pressure shell reaches the highest air pressure, the gas collecting tanks are full of gas, the pressure sensor sends a closing instruction to the micro motor, and the whole device stops collecting the gas.
Further, the gas collection tank gas inlet is provided with a switch valve. When the gas collection tank is taken down, the gas inside the gas collection tank is prevented from leaking or mixing with the external gas to influence the collection effect.
Further, the micro motor can be started and shut down remotely by radio. The ability to collect gas at various time intervals according to the needs of the user reduces the effort of the user.
Drawings
Fig. 1 is a cross-sectional view of a housing of a gas collection device in accordance with an embodiment of the present invention;
fig. 2 is a partial view of a gas collection canister of a gas collection device in accordance with an embodiment of the present invention;
fig. 3 is a usage effect diagram of a gas collecting device according to an embodiment of the present invention.
Detailed Description
The following is further detailed by the specific embodiments:
reference numerals in the drawings of the specification include: the drying device comprises a shell 1, a drying cylinder 2, an air filter screen 3, a first one-way valve 41, a second one-way valve 42, an air pipe 51, a partial pressure air shell 52, a piston shell 61, a piston 62, a piston rod 63, a connecting rod 7, an eccentric disc 8, a micro motor 9, a base 10, an air collecting tank 11, a safety valve 12, a switch valve 13, a stand column 14, a locking screw 15, an expansion rod 16, a rib plate 17, a supporting plate 18, a movable door 19 and a photovoltaic panel 20.
The utility model provides a gas collecting device, the embodiment has top fixedly connected with micro motor 9 and piston shell 61 in the casing 1 shown in fig. 1, micro motor 9 starts and closes the remote control of accessible radio, be provided with eccentric disc 8 on the micro motor 9 power output shaft, it is connected with connecting rod 7 to rotate on the eccentric disc 8, connecting rod 7 free end swing joint has piston rod 63, the working end of piston rod 63 is connected with piston 62, piston 62 sets up inside piston shell 61, the piston shell 61 left side is provided with first check valve 41, the left side below of piston shell 61 is provided with second check valve 42, the end of giving vent to anger of first check valve 41 and the end of admitting air of second check valve 42 all are connected with the gas outlet of piston shell 61 through trachea 51, casing 1 top surface is provided with and is used for assisting the photovoltaic board 20 of micro motor 9 operation.
The air inlet end of the first one-way valve 41 is provided with a drying cylinder 2, the drying cylinder 2 is connected with the first one-way valve 41 through an air pipe 51, the left side of the drying cylinder 2 is provided with an air filter screen 3, the air outlet end of the second one-way valve 42 is provided with a partial pressure air shell 52, and the partial pressure air shell 52 is connected with the second one-way valve 42 through the air pipe 51.
As shown in fig. 2, the lower surface of the partial pressure housing 52 is fixedly connected with the base 10, the base 10 is arranged on the inner bottom surface of the housing 1, the upper surface of the partial pressure housing 52 is provided with six pressure safety valves 12, the air outlet ends of the pressure safety valves 12 are movably connected with the air collecting tank 11, the air inlet of the air collecting tank 11 is provided with a switch valve 13, and the partial pressure housing 52 is internally provided with a pressure sensor for measuring the air pressure.
As shown in fig. 3, a movable door 19 for taking the gas collecting tank 11 is arranged on the front surface of the housing 1, a supporting plate 18 is arranged below the housing 1, an expansion link 16 is arranged on the lower surface of the supporting plate 18, a column 14 is movably connected to the free end of the expansion link 16, a locking screw 15 is arranged on one side of the column 14, and four rib plates 17 for reinforcing the supporting plate 18 are fixedly connected between the supporting plate 18 and the expansion link 16.
During the use, fix stand 14 in the position that needs to collect gas, micro motor 9 has connected power module, power module connects respectively with photovoltaic board 20 and outside cable junction, set up the quantity of relief valve 12 and gas collection jar 11 as required, adjust the pressure peak value of relief valve 12, guarantee that the pressure peak value of relief valve 12 improves in proper order, adjust pressure sensor's alarm pressure value to unanimous with the highest relief valve 12 pressure peak value, adjust the device height through telescopic link 16, tighten locking screw 15, alright with collecting gas.
The micro motor 9 starts to work, the piston 62 starts to move, when the piston 62 moves to the right, air enters the piston shell 61 through the air filter screen 3, the drying cylinder 2 and the first one-way valve 41 in sequence, then the piston 62 moves to the left, gas is compressed, because the first one-way valve 41 can only enter the piston shell 61 and is not discharged from the piston shell 61, gas can only be forced to enter the partial pressure shell 52 through the second one-way valve 42, when the gas enters the partial pressure shell 52, the internal pressure of the partial pressure shell 52 starts to increase, when the pressure of the force of the partial pressure shell 52 reaches the peak value of the first safety valve 12, the safety valve 12 starts to work, then the corresponding gas collection tank 11 starts to collect gas, the pressure of the partial pressure shell 52 decreases along with the decrease, when the gas collection of the gas collection tank 11 finishes, the pressure of the partial pressure shell 52 gradually increases and reaches the pressure peak value of the first safety valve 12, because the corresponding gas collection tank 11 is full of gas, the first safety valve 12 will not continue to deliver gas to the corresponding gas collection tank 11, the gas pressure of the partial pressure gas shell 52 will continue to rise, when the pressure peak of the second safety valve 12 is brought, the gas collection in each time interval is completed by repeating the steps, when the partial pressure gas shell 52 reaches the highest gas pressure, it indicates that all the gas collection tanks 11 are full of gas, the pressure sensor sends a closing instruction to the micro motor 9, and the whole device stops collecting gas.
The worker then removes the collection canister before replacing the new collection canister and can proceed to the next cycle of gas collection.
The gas collecting device not only realizes the continuous collection of gas, but also increases the practicability of the device because the gas in different time periods is collected by the property difference of different gases in the time periods, and is convenient for large-scale popularization.
The above description is only for the embodiments of the present invention, and the common general knowledge of the known specific structures and characteristics in the schemes is not described herein too much, and those skilled in the art will know all the common technical knowledge in the technical field of the present invention before the application date or the priority date, can know all the prior art in this field, and have the ability to apply the conventional experimental means before this date, and those skilled in the art can combine their own ability to perfect and implement the schemes, and some typical known structures or known methods should not become obstacles for those skilled in the art to implement the present application. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (6)
1. A gas collecting device is characterized by comprising a shell and a gas pipe, wherein a micro motor and a piston shell are arranged on the inner bottom surface of the shell, an eccentric disc is arranged on a power output shaft of the micro motor, a connecting rod is rotatably connected onto the eccentric disc, the free end of the connecting rod is movably connected with a piston rod, the working end of the piston rod is connected with a piston, the piston is arranged inside the piston shell, a first check valve and a second check valve are arranged at the gas exchange end of the piston shell, and the gas outlet end of the first check valve and the gas inlet end of the second check valve are both connected with the piston shell through the gas pipe;
the air inlet end of the first one-way valve is provided with a drying cylinder, the drying cylinder is connected with the first one-way valve through an air pipe, one end of the drying cylinder is provided with an air filter screen, the air outlet end of the second one-way valve is provided with a partial pressure air shell, and the partial pressure air shell is connected with the second one-way valve through an air pipe;
one side of the partial pressure gas shell is fixedly connected with a base, the base is arranged on the inner bottom surface of the shell, the other side of the partial pressure gas shell is provided with a plurality of pressure safety valves, and the gas outlet ends of the pressure safety valves are movably connected with a gas collecting tank;
the casing below is provided with the backup pad, and the backup pad lower surface is provided with the telescopic link, and telescopic link free end swing joint has the stand, and stand one side is equipped with locking screw, a plurality of floor that are used for consolidating the backup pad of fixedly connected with between backup pad and the telescopic link.
2. A gas collection apparatus as recited in claim 1, wherein: and the top surface of the shell is provided with a photovoltaic panel for assisting the running of the micro motor.
3. A gas collection apparatus as recited in claim 1, wherein: and a movable door for taking the gas collecting tank is arranged on the side surface of the shell.
4. A gas collection apparatus as recited in claim 1, wherein: and a pressure sensor for measuring the air pressure is arranged in the partial pressure air shell.
5. A gas collection apparatus as recited in claim 1, wherein: and a switch valve is arranged at the air inlet of the gas collection tank.
6. A gas collection apparatus as recited in claim 1, wherein: the micro motor can be started and shut down remotely by radio.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020194794.0U CN211905283U (en) | 2020-02-22 | 2020-02-22 | Gas collecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020194794.0U CN211905283U (en) | 2020-02-22 | 2020-02-22 | Gas collecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211905283U true CN211905283U (en) | 2020-11-10 |
Family
ID=73290589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020194794.0U Expired - Fee Related CN211905283U (en) | 2020-02-22 | 2020-02-22 | Gas collecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211905283U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113092687A (en) * | 2021-04-11 | 2021-07-09 | 李彦 | Urban environment air detection and automatic sampling device |
| CN113933115A (en) * | 2021-11-15 | 2022-01-14 | 北京林业大学 | Modularized gas sampling unmanned aerial vehicle gas collecting device |
| CN113933116A (en) * | 2021-11-15 | 2022-01-14 | 北京林业大学 | Modularized gas sampling unmanned aerial vehicle |
| CN114225580A (en) * | 2021-12-20 | 2022-03-25 | 哈尔滨工业大学 | Air quality purifies and monitoring facilities for sports building |
-
2020
- 2020-02-22 CN CN202020194794.0U patent/CN211905283U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113092687A (en) * | 2021-04-11 | 2021-07-09 | 李彦 | Urban environment air detection and automatic sampling device |
| CN113933115A (en) * | 2021-11-15 | 2022-01-14 | 北京林业大学 | Modularized gas sampling unmanned aerial vehicle gas collecting device |
| CN113933116A (en) * | 2021-11-15 | 2022-01-14 | 北京林业大学 | Modularized gas sampling unmanned aerial vehicle |
| CN114225580A (en) * | 2021-12-20 | 2022-03-25 | 哈尔滨工业大学 | Air quality purifies and monitoring facilities for sports building |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201110 |