CN215370980U - Sealing device for solid phase extraction - Google Patents
Sealing device for solid phase extraction Download PDFInfo
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- CN215370980U CN215370980U CN202120263480.6U CN202120263480U CN215370980U CN 215370980 U CN215370980 U CN 215370980U CN 202120263480 U CN202120263480 U CN 202120263480U CN 215370980 U CN215370980 U CN 215370980U
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Abstract
The utility model belongs to the technical field of cleaning equipment, and particularly relates to a sealing device for solid-phase extraction, which comprises a glass box, wherein a top cover is arranged on the upper end surface of the glass box, a plurality of uniformly distributed extraction tubes are embedded and arranged on the upper end surface of the top cover, a sealing groove is formed in the lower end surface of the top cover, a sealing gasket is fixedly arranged on the top end surface in the sealing groove, fixed cavities are fixedly arranged on two side walls in the sealing groove, the opening ends of the two fixed cavities are positioned on one opposite side, air bags are arranged in the two fixed cavities, the top end surfaces of the two air bags are communicated with a pressure tube, so that the two air bags are inflated to push the two sealing suction strips to move towards the glass box, the two sealing suction strips are tightly attached to the outer side of the glass box, the sealing effect between the top cover and the glass box is achieved, and air flow leakage is avoided through a valve, the vacuum gauge valve thus further monitors whether the interior of the glass tank is in a sealed condition.
Description
Technical Field
The utility model relates to the technical field of cleaning equipment, in particular to a sealing device for solid-phase extraction.
Background
The solid phase extraction vacuum device on the market at present comprises a glass cylinder, a rigid material, an anti-deformation top cover (the top cover is provided with a waterproof luer needle seat and a luer plug), a flow control valve, a vacuum pump and the like.
Present solid phase extraction vacuum apparatus, top cap sealing gasket are mostly soft materials such as rubber, and when meeting with the up end of glass jar, sealed effect is not good, and the sealed pad wearing and tearing of using for a long time for vacuum apparatus reveals, has influenced the efficiency of experiment.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the background art, the utility model provides a sealing device for solid phase extraction, which has the characteristics that two air bags are inflated to push two sealing suction strips to move towards a glass box, so that the two sealing suction strips are tightly attached to the outer side of the glass box, the sealing effect between a top cover and the glass box is achieved, air flow leakage is avoided through a valve, and a vacuum meter valve is used for further monitoring whether the inside of the glass box is in a sealing state or not.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a sealing device for solid-phase extraction, includes the glass case, the top cap is installed to the up end of glass case, a plurality of evenly distributed's extraction pipe is installed in the up end embedding of top cap, the seal groove has been seted up to the lower terminal surface of top cap, the inside top face fixed mounting of seal groove has sealed the pad, the equal fixed mounting of two lateral walls in the inside of seal groove has fixed chamber, two the open end in fixed chamber is located relative one side, two the gasbag is all installed to the inside in fixed chamber, two the top face of gasbag all communicates there is the pressure pipe, two the top of pressure pipe runs through sealed pad and top cap in proper order and extends to the outside of top cap, the right side wall intercommunication of glass case has the outlet duct, the vacuum meter valve is installed to the lateral wall of outlet duct.
In order to achieve the sealing effect between the top cover and the glass box, it is preferable that the sealing device for solid phase extraction of the present invention is configured such that the upper end surface of the glass box is located inside the sealing groove, and sealing suction strips are fixedly attached to opposite sides of the two air bags.
In order to inflate the two air bags, it is preferable that, as a sealing device for solid phase extraction of the present invention, air valves are fixedly mounted on the outer side walls of the top ends of the two pressure tubes, and air cylinders are communicated with the top parts of the two air valves.
In order to further monitor whether the inside of the glass box is in a sealing state, it is preferable that the outer side wall of the gas outlet pipe is provided with a valve, and the valve is positioned on the right side of the vacuum gauge valve.
In order to collect a sample conveniently, it is preferable that the sealing device for solid-phase extraction of the present invention is configured such that a rack is placed on a temporal portion of the glass box, and a plurality of test tubes are placed on the rack.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the sealing device for solid phase extraction, two air cylinders are communicated with an external air pipe, two air valves are opened, air flow is enabled to enter the two air bags through two pressure pipes, the two air bags are inflated to expand, the two air bags are enabled to respectively push the two sealing suction strips to move towards a glass box, the two sealing suction strips are further enabled to be tightly attached to the outer side of the glass box, and the sealing effect between a top cover and the glass box is achieved;
2. according to the sealing device for solid-phase extraction, one end of an air outlet pipe is communicated with a vacuum pump, the vacuum pump is started to evacuate air in a glass box to form vacuum, whether the interior of the glass box is vacuum or not is conveniently checked through a vacuum meter valve, air flow leakage is avoided through a valve, and the vacuum meter valve is used for further monitoring whether the interior of the glass box is in a sealing state or not;
to sum up, this kind of sealing device for solid-phase extraction has, through making two gasbags aerify two sealed strips of inhaling of promotion and remove to the glass case, makes two sealed strips of inhaling closely laminate in the outside of glass case, and then makes and reachs sealed effect between top cap and the glass case to and avoid the air current to reveal through the valve, thereby the vacuum gauge valve further monitors the inside formation encapsulated situation that is of glass case.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a view showing a structure of a sealing device for solid phase extraction according to the present invention;
FIG. 2 is a sectional view of a sealing device for solid phase extraction according to the present invention;
FIG. 3 is a partial bottom view of the top cover of the present invention;
fig. 4 is an enlarged view of the utility model at a.
In the figure, 1, a glass box; 2. a top cover; 201. an extraction tube; 202. a sealing groove; 203. a gasket; 3. Placing a rack; 4. a test tube; 5. a fixed cavity; 6. an air bag; 601. sealing the suction strip; 7. a pressure pipe; 701. an air valve; 702. an air cylinder; 8. an air outlet pipe; 801. a vacuum gauge valve; 802. and (4) a valve.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a sealing device for solid-phase extraction, including glass case 1, top cap 2 is installed to the up end of glass case 1, a plurality of evenly distributed's extraction pipe 201 is installed in the up end embedding of top cap 2, seal groove 202 has been seted up to the lower terminal surface of top cap 2, the inside top face fixed mounting of seal groove 202 has sealed pad 203, the equal fixed mounting of two lateral walls of the inside of seal groove 202 has fixed chamber 5, the open end of two fixed chambers 5 is located relative one side, gasbag 6 is all installed to the inside of two fixed chambers 5, the top face of two gasbags 6 all communicates pressure pipe 7, the top of two pressure pipe 7 runs through sealed pad 203 and top cap 2 in proper order and extends to the outside of top cap 2, the right side wall intercommunication of glass case 1 has outlet duct 8, vacuum table valve 801 is installed to outlet duct 8's lateral wall.
In this embodiment: open two pneumatic valves 701, make the air current get into the inside of two gasbag 6 through two pressure pipes 7, make two gasbag 6 aerify and take place the inflation, make two gasbag 6 promote two sealed strip 601 of inhaling respectively and remove to glass box 1, and then make two sealed strips 601 of inhaling closely the laminating in the outside of glass box 1, make and reach sealed effect between top cap 2 and the glass box 1, through the one end and the vacuum pump intercommunication with outlet duct 8, start the vacuum pump and evacuate the inside air of glass box 1, make it form the vacuum, conveniently look over through vacuum table valve 801 whether glass box 1 is inside to reach the vacuum, avoid the air current to reveal through valve 802, vacuum table valve 801 further monitors glass box 1 inside and whether be and form encapsulated situation.
As a technical optimization scheme of the utility model, the upper end face of the glass box 1 is positioned in the sealing groove 202, and the sealing suction strips 601 are fixedly arranged on the opposite sides of the two air bags 6.
In this embodiment: when the two air bags 6 are inflated to expand, the two air bags 6 respectively push the two sealing suction strips 601 to move towards the glass box 1, so that the two sealing suction strips 601 are tightly attached to the outer side of the glass box 1, and the sealing effect between the top cover 2 and the glass box 1 is achieved.
As a technical optimization scheme of the utility model, air valves 701 are fixedly arranged on the outer side walls of the top ends of the two pressure pipes 7, and air cylinders 702 are communicated with the top parts of the two air valves 701.
In this embodiment: by providing two air valves 701, two air cylinders 702 are connected to the outside air tube, and the two air valves 701 are opened to cause air flow through the two pressure tubes 7 into the interior of the two air cells 6, thereby inflating the two air cells 6.
As a technical optimization scheme of the utility model, a valve 802 is arranged on the outer side wall of the air outlet pipe 8, and the valve 802 is positioned on the right side of the vacuum meter valve 801.
In this embodiment: through the one end and the vacuum pump intercommunication with outlet duct 8, start the vacuum pump and manage to find time the inside air of glass box 1, make it form the vacuum, conveniently look over through vacuum table valve 801 whether glass box 1 is inside to reach the vacuum, avoid the air current to reveal through valve 802 to further monitor whether glass box 1 is inside to form encapsulated situation.
As a technical optimization scheme of the utility model, a placing frame 3 is placed at the temple of the glass box 1, and a plurality of test tubes 4 are placed on the placing frame 3.
In this embodiment: by placing the test tube 4 in the rack 3, the test tube 4 is convenient for collecting samples.
The working principle and the using process of the utility model are as follows: firstly, connect two inflator 702 with external trachea, open two pneumatic valves 701, make the air current get into the inside of two gasbag 6 through two pressure pipe 7, make two gasbag 6 aerify and take place the inflation, thereby make two gasbag 6 promote two sealed strip 601 of inhaling respectively and remove to glass box 1, and then make two sealed strip 601 of inhaling closely laminate in the outside of glass box 1, make and reach sealed effect between top cap 2 and the glass box 1, through the one end and the vacuum pump intercommunication with outlet duct 8, start the vacuum pump and evacuate the inside air of glass box 1, make it form the vacuum, conveniently look over through vacuum table valve 801 whether the inside vacuum that reaches of glass box 1, avoid the air current to reveal through valve 802, thereby vacuum table valve 801 further monitors glass box 1 inside and whether is to form sealed state.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a sealing device for solid-phase extraction, includes glass case (1), its characterized in that: top cap (2) is installed to the up end of glass case (1), a plurality of evenly distributed's extraction pipe (201) is installed in the up end embedding of top cap (2), seal groove (202) have been seted up to the lower terminal surface of top cap (2), the inside top face fixed mounting of seal groove (202) has sealed pad (203), the equal fixed mounting of two lateral walls in the inside of seal groove (202) has fixed chamber (5), two the open end of fixed chamber (5) is located relative one side, two gasbag (6) are all installed to the inside of fixed chamber (5), two the top face of gasbag (6) all communicates pressure pipe (7), two the top of pressure pipe (7) runs through sealed pad (203) and top cap (2) in proper order and extends to the outside of top cap (2), the right side wall intercommunication of glass case (1) has outlet duct (8), and a vacuum meter valve (801) is arranged on the outer side wall of the air outlet pipe (8).
2. The sealing device for solid phase extraction according to claim 1, wherein: the upper end face of the glass box (1) is located in the sealing groove (202), and two sealing suction strips (601) are fixedly mounted on the opposite sides of the air bags (6).
3. The sealing device for solid phase extraction according to claim 1, wherein: the lateral wall on the top of two pressure pipe (7) all fixed mounting have pneumatic valve (701), two the top of pneumatic valve (701) all communicates there is inflator (702).
4. The sealing device for solid phase extraction according to claim 1, wherein: and a valve (802) is installed on the outer side wall of the air outlet pipe (8), and the valve (802) is positioned on the right side of the vacuum meter valve (801).
5. The sealing device for solid phase extraction according to claim 1, wherein: rack (3) have been placed to the temple of glass case (1), a plurality of test tubes (4) have been placed on rack (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120263480.6U CN215370980U (en) | 2021-01-30 | 2021-01-30 | Sealing device for solid phase extraction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120263480.6U CN215370980U (en) | 2021-01-30 | 2021-01-30 | Sealing device for solid phase extraction |
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| Publication Number | Publication Date |
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| CN215370980U true CN215370980U (en) | 2021-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120263480.6U Active CN215370980U (en) | 2021-01-30 | 2021-01-30 | Sealing device for solid phase extraction |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114438572A (en) * | 2022-04-08 | 2022-05-06 | 深圳市虹喜科技发展有限公司 | Electroplating solution leakage-proof carrier and leakage-proof treatment process thereof |
-
2021
- 2021-01-30 CN CN202120263480.6U patent/CN215370980U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114438572A (en) * | 2022-04-08 | 2022-05-06 | 深圳市虹喜科技发展有限公司 | Electroplating solution leakage-proof carrier and leakage-proof treatment process thereof |
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