CN212731608U - Laboratory waste gas collecting and treating system - Google Patents
Laboratory waste gas collecting and treating system Download PDFInfo
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- CN212731608U CN212731608U CN202021389881.8U CN202021389881U CN212731608U CN 212731608 U CN212731608 U CN 212731608U CN 202021389881 U CN202021389881 U CN 202021389881U CN 212731608 U CN212731608 U CN 212731608U
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Abstract
The utility model discloses a laboratory waste gas collecting and treating system, which comprises a gas collecting device and a fume hood device, wherein the gas collecting device and the fume hood device are jointly communicated with a vent pipeline arranged in a laboratory; the ventilation pipeline is communicated with an air draft device, the air draft device is communicated with a filtering device, the filtering device is provided with an exhaust pipe, and the exhaust pipe exhausts the filtered gas into the atmosphere; the gas collecting device comprises a gas collecting support arranged in the laboratory, a gas collecting hood is arranged on the gas collecting support, the top of the gas collecting hood is communicated with a gas collecting pipe, and the gas collecting pipe is communicated with a ventilation pipeline; the ventilating cabinet device comprises a cabinet frame, a frame body is arranged on the cabinet frame, a ventilating hood is arranged at the upper end of the frame body, the upper end of the ventilating hood is communicated with a ventilating pipe, and the ventilating pipe is communicated with a ventilating pipeline. The utility model provides a collection and the improvement of waste gas in the laboratory experimentation, also made things convenient for the improvement of administering back end waste gas, ensured personnel's safety, the appearance of the atmospheric phenomenon of pollution can not appear yet.
Description
Technical Field
The utility model relates to an air purification technical field particularly, relates to a laboratory waste gas is collected and processing system.
Background
With the rapid development of economy and continuous progress of science and technology in China, the scale and the number of teaching laboratories and scientific research laboratories are increasing, and meanwhile, the problem of laboratory pollution is highlighted.
The organic waste gas pollution of the laboratory has the characteristics of miscellaneous species, high concentration, strong toxicity and small discharge capacity, and meanwhile, the laboratory is mostly gathered in schools, offices or residential areas, so that the population density is high and the threat is larger.
At present, the waste gas purification in the laboratory adopts an activated carbon (or activated carbon fiber) adsorption tower which is concentrated on the roof or the ground by a pipeline for purification. However, the method cannot completely absorb all waste gas generated in the laboratory, and still causes air pollution, thereby affecting the personal safety of laboratory workers and surrounding personnel.
In view of this, this company has developed a laboratory waste gas collection and processing system, absorbs the waste gas that different experimental facilities produced through gas collecting channel and air vent to collect in unison and filter in the filter housing that the active carbon regard as the filler, the waste gas after the active carbon adsorption treatment can directly be arranged into the atmosphere, has solved the collection and the treatment of waste gas in the laboratory experimentation, has also made things convenient for the treatment of administering back end waste gas, has ensured personnel's safety, the appearance of the phenomenon that also can not appear polluting the atmosphere.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a first purpose aims at providing a laboratory waste gas is collected and processing system, has solved prior art's defect.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
laboratory waste gas is collected and processing system corresponds the experimental facilities in the laboratory, its characterized in that: the system comprises a gas collecting device and a fume hood device, wherein the gas collecting device and the fume hood device are communicated with a ventilation pipeline arranged in a laboratory; the ventilation pipeline is communicated with an air draft device, the air draft device is communicated with a filtering device, the filtering device is provided with an exhaust pipe, and the exhaust pipe exhausts the filtered gas into the atmosphere; the gas collecting device comprises a gas collecting support arranged in the laboratory, a gas collecting hood is arranged on the gas collecting support, the top of the gas collecting hood is communicated with a gas collecting pipe, and the gas collecting pipe is communicated with a ventilation pipeline; the ventilating cabinet device comprises a cabinet frame, a frame body is arranged on the cabinet frame, a ventilating hood is arranged at the upper end of the frame body, the upper end of the ventilating hood is communicated with a ventilating pipe, and the ventilating pipe is communicated with a ventilating pipeline.
Preferably, the cabinet frame is provided with a laboratory table, and the frame body is provided with a front operation window and a side observation window corresponding to the laboratory table; the upper end of the frame body is higher than the ventilation cover, and a protective plate is arranged at the top of the front surface of the frame body.
Preferably, the side edge of the frame body is provided with an indicator light and a plurality of keys; the lower part of the cabinet frame is provided with a cabinet body, and experimental equipment is arranged in the cabinet body; the indicator light and the key are connected with the experimental equipment.
Preferably, the gas collection support comprises a connecting base connected in a laboratory, a first connecting rod is connected to the connecting base, and a first rotary joint is arranged at the outer side end of the first connecting rod; the first rotary joint is fixedly connected with a second connecting rod, and a second rotary joint is arranged at the outer side end of the second connecting rod; the second rotary joint is fixedly connected with a third connecting rod, and the outer side end of the third connecting rod is provided with a third rotary joint; the third rotary joint is fixedly connected with a fourth connecting rod, and the outer side end of the fourth connecting rod is provided with a gas collecting hood.
Preferably, the air extraction means comprises a centrifugal fan mounted on the ventilation line.
Preferably, the filtering device comprises a filtering shell communicated between the ventilation pipeline and the exhaust pipe, and activated carbon is filled in the filtering shell.
Owing to adopted above-mentioned technical scheme, compare with prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a gas collecting channel and ventilation hood absorb the waste gas that different experimental facilities produced to unified collection filters in the active carbon filters the shell as filler, and the waste gas after the active carbon adsorption treatment can directly vent into the atmosphere, has solved the collection and the treatment of waste gas in the laboratory experimentation, has also made things convenient for the improvement of administering back end waste gas, has ensured personnel's safety, also can not appear polluting the appearance of atmospheric phenomenon.
2. The utility model discloses a gas collecting channel is through the connection of a plurality of connecting rods and rotary joint, and the position is adjustable, can correspond different experimental facilities, and the commonality is good, and the gas collection effect is also good, can not appear the appearance of the phenomenon that waste gas leaks outward.
3. The utility model discloses a ventilation hood corresponds the experimental facilities that need sealed environment, and overall structure is sealed effectual, and ventilation hood can be directly inhales exhaust gas to vent line, and whole sealing treatment does not have the leakage of pollution, has guaranteed the safety of environment.
4. The utility model discloses a vent line can design installation pipeline static pressure sensor, and pipeline static pressure sensor is connected outside PLC with centrifugal fan simultaneously, and PLC can guarantee the temperature of air current, the filterable effect of furthest's assurance according to signal control centrifugal fan's work.
Drawings
Fig. 1 is a schematic structural view of a fume hood assembly according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a gas collecting support of a gas collecting device in an embodiment of the present invention.
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.
As shown in fig. 1-2, the laboratory exhaust collection and treatment system corresponds to laboratory equipment in a laboratory. The system comprises a gas collecting device and a fume hood device, wherein the gas collecting device and the fume hood device are communicated with a ventilation pipeline arranged in a laboratory. The ventilation pipeline is communicated with an air exhaust device, the air exhaust device is communicated with a filtering device, the filtering device is provided with an exhaust pipe, and the exhaust pipe exhausts filtered gas into the atmosphere.
The gas collecting device comprises a gas collecting support arranged in the laboratory, a gas collecting hood 18 is arranged on the gas collecting support, the top of the gas collecting hood 18 is communicated with a gas collecting pipe, and the gas collecting pipe is communicated with a ventilation pipeline. The gas collection support comprises a connecting base 10 connected to the wall or ceiling of the laboratory, a first connecting rod 11 is connected to the connecting base 10, and a first rotary joint 14 is arranged at the outer end of the first connecting rod 11. The first rotary joint 14 is fixedly connected with a second connecting rod 13, and a second rotary joint 12 is arranged at the outer end of the second connecting rod 13. The second rotary joint 12 is fixedly connected with a third connecting rod 15, and a third rotary joint 16 is arranged at the outer end of the third connecting rod 15. The third rotary joint 16 is fixedly connected with a fourth connecting rod 17, and a gas collecting hood 18 is arranged at the outer end of the fourth connecting rod 17.
The fume hood device comprises a cabinet frame 9, a frame body 8 is arranged on the cabinet frame 9, a ventilation hood 7 is arranged at the upper end of the frame body 8, the upper end of the ventilation hood 7 is communicated with a ventilation pipe, and the ventilation pipe is communicated with a ventilation pipeline. The specific structure of the cabinet frame is as follows: the cupboard frame 9 is provided with a laboratory bench 2, and the frame body is provided with a front operation window 1 and a side observation window 4 corresponding to the laboratory bench. The upper end of the frame body is higher than the ventilation hood, and the top of the front surface of the frame body is provided with a guard plate 6. An indicator lamp 5 and a plurality of keys 3 are arranged on the side edge of the frame body, a cabinet body is arranged on the lower portion of the cabinet frame, and experimental equipment is installed in the cabinet body; the indicator light and the key are connected with the experimental equipment.
The air draft device comprises a centrifugal fan arranged on the ventilation pipeline. The filtering device comprises a filtering shell communicated between the ventilation pipeline and the exhaust pipe, and activated carbon is filled in the filtering shell.
The utility model discloses a gas collecting channel and ventilation hood absorb the waste gas that different experimental facilities produced to unified collection filters in the active carbon filters the shell as filler, and the waste gas after the active carbon adsorption treatment can directly vent into the atmosphere, has solved the collection and the treatment of waste gas in the laboratory experimentation, has also made things convenient for the improvement of administering back end waste gas, has ensured personnel's safety, also can not appear polluting the appearance of atmospheric phenomenon.
The utility model discloses a gas collecting channel is through the connection of a plurality of connecting rods and rotary joint, and the position is adjustable, can correspond different experimental facilities, and the commonality is good, and the gas collection effect is also good, can not appear the appearance of the phenomenon that waste gas leaks outward.
The utility model discloses a ventilation hood corresponds the experimental facilities that need sealed environment, and overall structure is sealed effectual, and ventilation hood can be directly inhales exhaust gas to vent line, and whole sealing treatment does not have the leakage of pollution, has guaranteed the safety of environment.
The utility model discloses a vent line can design installation pipeline static pressure sensor, and pipeline static pressure sensor is connected outside PLC with centrifugal fan simultaneously, and PLC can guarantee the temperature of air current, the filterable effect of furthest's assurance according to signal control centrifugal fan's work.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. Laboratory waste gas is collected and processing system corresponds the experimental facilities in the laboratory, its characterized in that: the system comprises a gas collecting device and a fume hood device, wherein the gas collecting device and the fume hood device are communicated with a ventilation pipeline arranged in a laboratory; the ventilation pipeline is communicated with an air draft device, the air draft device is communicated with a filtering device, the filtering device is provided with an exhaust pipe, and the exhaust pipe exhausts the filtered gas into the atmosphere;
the gas collecting device comprises a gas collecting support arranged in the laboratory, a gas collecting hood is arranged on the gas collecting support, the top of the gas collecting hood is communicated with a gas collecting pipe, and the gas collecting pipe is communicated with a ventilation pipeline;
the ventilating cabinet device comprises a cabinet frame, a frame body is arranged on the cabinet frame, a ventilating hood is arranged at the upper end of the frame body, the upper end of the ventilating hood is communicated with a ventilating pipe, and the ventilating pipe is communicated with a ventilating pipeline.
2. The laboratory exhaust collection and treatment system according to claim 1, wherein: the cabinet frame is provided with a laboratory table, and the frame body is provided with a front operation window and a side observation window corresponding to the laboratory table; the upper end of the frame body is higher than the ventilation cover, and a protective plate is arranged at the top of the front surface of the frame body.
3. The laboratory exhaust collection and treatment system according to claim 2, wherein: an indicator light and a plurality of keys are arranged on the side edge of the frame body; the lower part of the cabinet frame is provided with a cabinet body, and experimental equipment is arranged in the cabinet body; the indicator light and the key are connected with the experimental equipment.
4. The laboratory exhaust collection and treatment system according to claim 3, wherein: the gas collection support comprises a connecting base connected in a laboratory, a first connecting rod is connected to the connecting base, and a first rotary joint is arranged at the outer side end of the first connecting rod; the first rotary joint is fixedly connected with a second connecting rod, and a second rotary joint is arranged at the outer side end of the second connecting rod; the second rotary joint is fixedly connected with a third connecting rod, and the outer side end of the third connecting rod is provided with a third rotary joint; the third rotary joint is fixedly connected with a fourth connecting rod, and the outer side end of the fourth connecting rod is provided with a gas collecting hood.
5. The laboratory exhaust collection and treatment system according to claim 4, wherein: the air draft device comprises a centrifugal fan arranged on the ventilation pipeline.
6. The laboratory exhaust collection and treatment system according to claim 5, wherein: the filtering device comprises a filtering shell communicated between the ventilation pipeline and the exhaust pipe, and activated carbon is filled in the filtering shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021389881.8U CN212731608U (en) | 2020-07-15 | 2020-07-15 | Laboratory waste gas collecting and treating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021389881.8U CN212731608U (en) | 2020-07-15 | 2020-07-15 | Laboratory waste gas collecting and treating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212731608U true CN212731608U (en) | 2021-03-19 |
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ID=75036773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021389881.8U Active CN212731608U (en) | 2020-07-15 | 2020-07-15 | Laboratory waste gas collecting and treating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212731608U (en) |
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2020
- 2020-07-15 CN CN202021389881.8U patent/CN212731608U/en active Active
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