CN210676311U - Sample plate cover with air exhaust facility - Google Patents
Sample plate cover with air exhaust facility Download PDFInfo
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- CN210676311U CN210676311U CN201921613519.1U CN201921613519U CN210676311U CN 210676311 U CN210676311 U CN 210676311U CN 201921613519 U CN201921613519 U CN 201921613519U CN 210676311 U CN210676311 U CN 210676311U
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- cover body
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- cover plate
- facility
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Abstract
The utility model provides a take sample dish cover of facility of airing exhaust, the shirt rim that is provided with convenient and sample dish and is connected is followed to the lower of both sides wall around the translucent cover body, at translucent cover body one end opening, conveniently advance kind arm and advance kind operation, has seted up removable cover at the other end of the translucent cover body, conveniently places the sample bottle toward the sample dish on, the inlet scoop has been seted up on last lateral wall, preceding lateral wall and the back lateral wall of the translucent cover body, the inlet scoop is connected to the aspiration channel through the branch pipeline that induced drafts, and the inlet end of fan is connected to the aspiration channel, and the end of giving vent to anger of fan is connected to filter equipment, and the gas after filter equipment filters carries in the air, the fan still connects the switch that is used for controlling the fan to start. The carbon disulfide that overflows in with the sample bottle through the facility of airing exhaust collects, discharges after filtering system handles, effectively solves carbon disulfide to laboratory environmental pollution's problem, has ensured that laboratory personnel are healthy.
Description
Technical Field
The utility model relates to a laboratory safety ring protects the field, especially relates to a sample dish cover of facility is aired exhaust in area.
Background
In the environment-friendly detection, gas chromatography is used for carrying out poison analysis. Gas chromatography is now commonly used, and is typically an autosampler, configured with a sample tray to hold samples. The gas phase generally uses carbon disulfide as solvent, after analyzing the sample, places in the sample bottle, places the sample bottle on the sample dish and carries out the autoinjection, and when advancing the appearance, the gasket of sample bottle lid department is pricked to the syringe needle, absorbs the sample solution, advances the appearance back, and the sample bottle is put back on the sample dish. At this moment, because the gasket of sample bottle lid department has been pricked, the sample bottle leakproofness worsens, and inside carbon disulfide escapes easily, and carbon disulfide smell is smelly, and is poisonous, causes the harm to the laboratory personnel health. The sample trays used today have no ventilation facilities and the escaping carbon disulfide is collected for disposal.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects, the utility model provides a sample dish cover of facility of airing exhaust in area collects the carbon disulfide that overflows in with the sample bottle through the facility of airing exhaust, discharges after filtering system handles, effectively solves carbon disulfide to laboratory environmental pollution's problem, has ensured that laboratory personnel are healthy.
The technical scheme of the utility model:
the utility model provides a take sample dish cover of facility of airing exhaust, includes the translucent cover body, the lower border that is provided with the convenience and is connected with the sample dish of wall around the translucent cover body, at translucent cover body one end opening, conveniently advance the kind arm and carry out kind operation, has seted up removable cover at the other end of the translucent cover body, conveniently places the sample bottle toward the sample dish on, the inlet scoop has been seted up on last lateral wall, the preceding lateral wall and the back lateral wall of the translucent cover body, the inlet scoop is connected to the aspiration channel through induced draft branch pipeline, and the inlet end of fan is connected to the aspiration channel, and the end of giving vent to anger of fan is connected to filter equipment, and the air after filter equipment filters is during gaseous carries the air, the fan still connects the switch that is used for controlling the fan.
The movable cover plate comprises an upper cover plate and a side cover plate, one end of the upper cover plate is connected with the end part of the upper side wall of the transparent cover body through a hinge, the other end of the upper cover plate is fixedly connected with the upper end of the side cover plate, and the lower end of the side cover plate is also provided with a skirt edge.
The filtering device comprises an activated carbon layer and a silica gel layer and is used for adsorbing carbon disulfide gas volatilized from a sample.
The transparent cover body is higher than the sampling mechanical arm, so that the sampling mechanical arm can move conveniently.
The power supply device is mains supply.
Compared with the prior art, the beneficial effects of the utility model are that: the carbon disulfide that overflows in with the sample bottle through the facility of airing exhaust collects, discharges after filtering system handles, effectively solves carbon disulfide to laboratory environmental pollution's problem, has ensured that laboratory personnel are healthy.
Drawings
Fig. 1 is a schematic structural view of the transparent cover body of the present invention in a closed state;
FIG. 2 is a schematic structural view of the transparent cover of the present invention in an open state;
FIG. 3 is a schematic top view of the transparent cover of the present invention;
fig. 4 is a schematic view of the overall structure of the present invention.
The numbers in the figure respectively indicate 1-transparent cover body, 2-skirt edge, 3-hinge, 4-upper cover plate, 5-side cover plate, 6-air suction inlet, 7-sample plate, 8-sample introduction mechanical arm, 9-air suction pipe, 10-fan, 11-filtering device, 12-switch, 13-power supply device, 111-activated carbon layer and 112-silica gel layer.
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.
Referring to fig. 1, the present invention provides a technical solution:
the utility model provides a take sample dish cover of facility of airing exhaust, includes the translucent cover body 1, the lower edge of both sides wall around the translucent cover body is provided with convenient shirt rim 2 of being connected with sample dish 7, at 1 one end opening of the translucent cover body, makes things convenient for introduction of sample arm 8 to carry out the sampling operation, has seted up removable cover at the other end of the translucent cover body 1, conveniently places the sample bottle toward on the sample dish, inlet scoop 6 has been seted up on last lateral wall, preceding lateral wall and the back lateral wall of the translucent cover body 1, inlet scoop 6 is connected to aspiration channel 9 through induced draft branch pipeline, and the inlet end of fan 10 is connected to aspiration channel 9, and the end of giving vent to anger of fan 10 is connected to filter equipment 11, and the air is carried to the gas after filter equipment 11 filters in, fan 10 still connects switch 12 that is used for controlling the fan.
The movable cover plate comprises an upper cover plate 4 and a side cover plate 5, one end of the upper cover plate 4 is connected with the end part of the upper side wall of the transparent cover body 1 through a hinge 3, the other end of the upper cover plate 4 is fixedly connected with the upper end of the side cover plate 5, and the lower end of the side cover plate 5 is also provided with a skirt edge 2.
The transparent cover body 1 is higher than the sampling mechanical arm 8, so that the sampling mechanical arm can move conveniently.
During the use, cover the translucent cover body and live the sample dish, open removable cover, place sample dish with analytic good sample bottle on, close removable cover after placing sample bottle, the translucent cover body removes the one end opening that is close to the syringe this moment, other lateral walls all seal, be connected to the aspiration channel through the branch pipeline that induced drafts with the inlet scoop on the translucent cover body, then connect fan and filter equipment according to the gas flow direction, fan linked switch and commercial power, whole device installation is accomplished the back, gas chromatography appearance begins work, open the switch, the fan starts, toxic gas such as carbon disulfide that volatilizees out in the translucent cover body is extracted and is carried filter equipment and adsorb.
The utility model discloses used fan, switch, power supply unit, active carbon and silica gel all are the device commonly used in the laboratory, purchase on the market very easily.
The utility model discloses a take sample dish cover of facility of airing exhaust, simple structure, convenient operation collects the carbon disulfide that overflows in with the sample bottle through the facility of airing exhaust, discharges after filtering system handles, effectively solves carbon disulfide to laboratory environmental pollution's problem, has ensured that laboratory staff is healthy.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a take sample dish cover of facility of airing exhaust, a serial communication port, including the translucent cover body, the lower border of both sides wall around the translucent cover body is provided with the convenient shirt rim of being connected with the sample dish, at translucent cover body one end opening, makes things convenient for the introduction of a kind arm to carry out the kind operation, has seted up removable cover at the other end of the translucent cover body, conveniently places the sample bottle toward the sample dish on, the inlet scoop has been seted up on last lateral wall, preceding lateral wall and the back lateral wall of the translucent cover body, the inlet scoop is connected to the aspiration channel through the branch pipeline that induced drafts, and the inlet end of fan is connected to filter equipment to the inlet end of induced drafting, and the air after filter equipment filters is carried in the air to the gas, the fan still connects the switch that is used for.
2. The cover with the air exhaust facility for the sample tray as claimed in claim 1, wherein the removable cover plate comprises an upper cover plate and a side cover plate, one end of the upper cover plate is connected with the end part of the upper side wall of the transparent cover body through a hinge, the other end of the upper cover plate is fixedly connected with the upper end of the side cover plate, and the lower end of the side cover plate is also provided with a skirt.
3. The cover with an air exhaust device for a sample tray of claim 1, wherein the filter device comprises an activated carbon layer and a silica gel layer for adsorbing the carbon disulfide gas volatilized from the sample.
4. The cover with an exhaust facility for the sample tray according to claim 1, wherein the transparent cover body is higher than the sampling mechanical arm so as to facilitate the movement of the sampling mechanical arm.
5. The sample tray cover with air exhausting facility as claimed in claim 1, wherein the power supply device is commercial power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921613519.1U CN210676311U (en) | 2019-09-25 | 2019-09-25 | Sample plate cover with air exhaust facility |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921613519.1U CN210676311U (en) | 2019-09-25 | 2019-09-25 | Sample plate cover with air exhaust facility |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210676311U true CN210676311U (en) | 2020-06-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921613519.1U Active CN210676311U (en) | 2019-09-25 | 2019-09-25 | Sample plate cover with air exhaust facility |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210676311U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112577786A (en) * | 2020-12-03 | 2021-03-30 | 河北化工医药职业技术学院 | Air sampling device for preventing and treating atmospheric pollution |
-
2019
- 2019-09-25 CN CN201921613519.1U patent/CN210676311U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112577786A (en) * | 2020-12-03 | 2021-03-30 | 河北化工医药职业技术学院 | Air sampling device for preventing and treating atmospheric pollution |
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