CN209969159U - Fume chamber is with gas collection mechanism of area function of spraying - Google Patents
Fume chamber is with gas collection mechanism of area function of spraying Download PDFInfo
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- CN209969159U CN209969159U CN201920615696.7U CN201920615696U CN209969159U CN 209969159 U CN209969159 U CN 209969159U CN 201920615696 U CN201920615696 U CN 201920615696U CN 209969159 U CN209969159 U CN 209969159U
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Abstract
The utility model discloses a fume chamber is with gas collection mechanism of taking spraying function in the experimental facilities technical field, including the bottom plate, the bottom plate upside is equipped with the gas collecting channel that has the cavity, and open the upper portion of gas collecting channel has the air outlet, and open on the bottom plate has at least one air intake, is connected with the water inlet joint that extends to the cavity inside on the gas collecting channel, and open on the bottom plate has the outlet, and the water outlet that is connected with on the bottom plate that the drain corresponds department is fixed with the water outlet joint, and the delivery port of water inlet joint deviates from the air inlet and locates; the utility model discloses simple structure makes the bottom plate obtain wasing, labour saving and time saving when realizing the gas collection.
Description
Technical Field
The utility model belongs to the technical field of experimental facilities, in particular to fume chamber sprays gas collection mechanism of function with area.
Background
In a research place such as a hospital, a school, various research institutes and the like, experimental research is frequently required, air pollution in a laboratory is often caused due to the use of various chemical substances in the laboratory, and some substances are bad in taste and harmful to health, so that the experimental research is required to be carried out by adopting a fume hood. Ordinary fume chamber main part is a box, sets up air exhaust passageway and tonifying wind passageway on the box, arranges experimental facilities in the box of fume chamber during the use to can discharge harmful gas.
Among the prior art, the top of fume chamber is connected with the gas collecting channel, and open on the upper portion of gas collecting channel has up air outlet, and open one side that the relative fume chamber top of gas collecting channel set up has the air intake, and the gas of going out from the fume chamber is concentrated through the gas collecting channel and is discharged, when needing to wash dirt such as the dust of gas collecting channel inner wall bottom side, need pull down the gas collecting channel from the fume chamber and wash, and troublesome poeration is wasted time and energy.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model discloses an overcome the weak point among the above-mentioned prior art, solve the troublesome technical problem of cleaning work among the prior art, provide a fume chamber with area spray function's gas collection mechanism, the utility model discloses simple structure makes the bottom plate obtain wasing labour saving and time saving when realizing the gas collection.
The purpose of the utility model is realized like this: the utility model provides a fume chamber is with gas collection mechanism of area function that sprays, includes the bottom plate, the bottom plate upside is equipped with the gas collecting channel that has the cavity, and open on the upper portion of gas collecting channel has the air outlet, it has at least one air intake to open on the bottom plate, is connected with the water supply connector that extends to the cavity on the gas collecting channel, and it has the outlet to open on the bottom plate, and fixedly connected with water connectors on the bottom plate that water discharge opening department corresponds, the skew air inlet place position of water outlet of water supply connector.
In the utility model, the water inlet joint is connected with the water storage tank through the water pump, the water outlet joint discharges the waste liquid out of the fume hood through the water pipe, and the bottom plate is arranged at the top of the fume hood; the water pump is started, water in the water storage tank is pumped into the water inlet joint through the water pump, the water inlet joint sprays the water out, the bottom plate is cleaned, and waste liquid on the bottom plate is discharged out of the ventilation cabinet through the water outlet, the water outlet joint and the water pipe in sequence; meanwhile, the gas in the fume hood is exhausted in a centralized way through the air inlet, the cavity and the air outlet in sequence; the utility model has simple structure, realizes gas collection and simultaneously cleans the bottom plate; can be applied to the gas collection work of the fume chamber.
In order to further improve the reliability of waste liquid discharge, a plurality of flow guide channels are arranged on the upper side of the bottom plate, the top of the water outlet joint does not exceed the plane of the upper side of the bottom plate, and the flow guide channel close to the water outlet faces the water outlet; in the design, the bottom plate is divided into a plurality of small water storage spaces by the diversion channel, waste liquid flowing onto the bottom plate is drained to the water outlet through the diversion channel, and the waste liquid after washing the bottom plate is discharged through the water outlet, the water outlet joint and the water pipe in sequence.
In order to realize the pressure difference detection, the sectional area of the bottom plate is larger than that of the upper part of the gas collecting hood.
In order to prevent the waste liquid from entering the fume chamber from the air inlet, the upper side of the bottom plate corresponding to the air inlet is provided with a waterproof step which is arranged upwards.
Drawings
Fig. 1 is a first perspective view of the present invention.
Fig. 2 is a second perspective view of the present invention.
Fig. 3 is a three-dimensional structure diagram of the present invention.
Wherein, 1 outlet, 2 gas collecting channels, 3 flow-guiding channels, 4 air outlets, 5 water inlet connectors, 6 air inlets, 7 water outlet connectors and 8 bottom plates.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1-3, a fume hood is with gas collection mechanism who takes function of spraying, including bottom plate 8, 8 upsides of bottom plate are equipped with the gas collecting channel 2 that has the cavity, and gas collecting channel 2 and bottom plate 8 establish as an organic whole, and open on the upper portion of gas collecting channel 2 has upwards air outlet 4, it has at least one air intake 6 to open on the bottom plate 8, is connected with water supply connector 5 to extending in the cavity on the gas collecting channel 2, and it has outlet 1 to open on the bottom plate 8, and fixedly connected with water connectors 7 on the bottom plate 8 that outlet 1 department corresponds, the skew air inlet position of delivery port of water connectors 5, and 8 upsides of bottom plate that inlet 6 department corresponds are equipped with the waterproof rank that sets up, and the sectional area of bottom plate 8 is greater than.
In order to further improve the reliability of waste liquid discharge, a plurality of flow guide channels 3 are arranged on the upper side of the bottom plate 8, the top of the water outlet joint 7 does not exceed the plane of the upper side of the bottom plate 8, and the flow guide channels 3 close to the water outlet face the water outlet 1.
In the utility model, the water inlet joint 5 is connected with the water storage tank through the water pump, the water outlet joint 7 discharges the waste liquid out of the fume hood through the water pipe, and the bottom plate 8 is arranged at the top of the fume hood; the water pump is started, water in the water storage tank is pumped into the water inlet joint 5 through the water pump, the water inlet joint 5 sprays out the water, the bottom plate 8 is cleaned, waste liquid on the bottom plate 8 is sequentially drained to the water outlet 1 through the flow guide channel 3, and the waste liquid is sequentially drained out of the ventilation cabinet through the water outlet joint 7 and the water pipe; meanwhile, the air in the fume hood is exhausted in a centralized way through the air inlet 6, the cavity and the air outlet 4 in sequence; the utility model has simple structure, realizes gas collection and simultaneously cleans the bottom plate 8; the cross section area of the bottom plate 8 and the upper section area of the gas collecting hood 2 are set, the upper gas pressure is larger than the lower gas pressure, a lower detection pipeline can be arranged on the gas collecting hood 2 close to the bottom plate 8, an upper detection pipeline is arranged on the upper part of the gas collecting hood 2, the upper detection pipeline and the lower detection pipeline are respectively connected with a detection port of a differential pressure sensor through a gas pipe, the differential pressure sensor detects the differential pressure, and the gas flow is obtained according to the detected differential pressure so as to adjust the exhaust volume (the upper detection pipeline and the lower detection pipeline are set in the prior art and are not shown in the attached drawing); can be applied to the gas collection work of the fume chamber.
The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some replacements and transformations for some technical features without creative labor according to the disclosed technical contents, and these replacements and transformations are all within the protection scope of the present invention.
Claims (4)
1. The utility model provides a fume chamber is with gas collection mechanism that area sprayed function which characterized in that: the air-collecting hood comprises a bottom plate, the upper side of the bottom plate is provided with an air-collecting hood with a cavity, the upper part of the air-collecting hood is provided with an air outlet, the bottom plate is provided with at least one air inlet, the air-collecting hood is connected with a water inlet joint extending into the cavity, the bottom plate is provided with a water outlet, the bottom plate corresponding to the water outlet is fixedly connected with a water outlet joint, and the position of the water outlet of the water inlet joint deviates from the position of the air inlet.
2. The air collecting mechanism with the spraying function for the fume hood as claimed in claim 1, wherein a plurality of flow guide channels are arranged on the upper side of the bottom plate, the top of the water outlet joint does not exceed the plane of the upper side of the bottom plate, and the flow guide channel close to the water outlet faces the water outlet.
3. The gas collecting mechanism with spraying function for the fume hood according to claim 1 or 2, wherein the cross-sectional area of the bottom plate is larger than the cross-sectional area of the upper part of the gas collecting hood.
4. The air collecting mechanism with the spraying function for the fume hood as claimed in claim 1 or 2, wherein an upward waterproof step is arranged on the upper side of the bottom plate corresponding to the air inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920615696.7U CN209969159U (en) | 2019-04-30 | 2019-04-30 | Fume chamber is with gas collection mechanism of area function of spraying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920615696.7U CN209969159U (en) | 2019-04-30 | 2019-04-30 | Fume chamber is with gas collection mechanism of area function of spraying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209969159U true CN209969159U (en) | 2020-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920615696.7U Active CN209969159U (en) | 2019-04-30 | 2019-04-30 | Fume chamber is with gas collection mechanism of area function of spraying |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115318053A (en) * | 2022-08-03 | 2022-11-11 | 浙江科恩实验设备有限公司 | Air extraction method of atom air extraction hood device and atom air extraction hood device |
-
2019
- 2019-04-30 CN CN201920615696.7U patent/CN209969159U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115318053A (en) * | 2022-08-03 | 2022-11-11 | 浙江科恩实验设备有限公司 | Air extraction method of atom air extraction hood device and atom air extraction hood device |
| CN115318053B (en) * | 2022-08-03 | 2023-10-24 | 浙江科恩实验设备有限公司 | Atomic gas extraction cover device and gas extraction method thereof |
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