CN212083040U - Novel nitrogen blowing instrument - Google Patents
Novel nitrogen blowing instrument Download PDFInfo
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- CN212083040U CN212083040U CN202020787695.3U CN202020787695U CN212083040U CN 212083040 U CN212083040 U CN 212083040U CN 202020787695 U CN202020787695 U CN 202020787695U CN 212083040 U CN212083040 U CN 212083040U
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Abstract
The utility model discloses a novel nitrogen blows appearance, include: the support is of a lifting structure, the top end of the support is connected with a transparent cover body with an opening at the bottom, a sealing ring is arranged at the opening at the bottom of the transparent cover body, and the support enables the transparent cover body and the base to form an airtight space through the sealing ring in the downward moving process; the upper part of the transparent cover body is provided with an air outlet which is connected with an air inlet of the air purifier through a connecting pipe; the lower part of the transparent cover body is provided with an air check valve; the base is also provided with a controller, the controller is electrically connected with a driving motor of the bracket, and the controller is provided with a lifting key for controlling the bracket to lift up and down; can effectively avoid harmful gas to environmental pollution's novel nitrogen-blowing appearance is applicable to sample pretreatment field.
Description
Technical Field
The utility model relates to a technical field of sample pretreatment specifically is a novel nitrogen blows appearance.
Background
The nitrogen blowing instrument rapidly, continuously and controllably blows nitrogen to the surface of a heated sample to rapidly evaporate and separate water in the sample to be processed, so that the anaerobic concentration of the sample is realized, and the nitrogen blowing instrument can be applied to the field of sample concentration preparation, such as sample pretreatment preparation in drug screening, hormone analysis, liquid phase, gas phase and mass spectrometry; and the field of bioanalysis: such as analysis of serum, plasma, blood, urine, chemical residues, pesticide residues, analysis of vegetables, fruits, grains and plant tissues, analysis of drinking water, groundwater and contaminated water samples, etc.
When a nitrogen blowing instrument is used for blowing and drying a sample, volatile and organic harmful gas can be generated, so that the pollution to an experimental environment (such as a fume hood) is caused, and the normal and effective operation of other experiments is influenced; in addition, the existing nitrogen blowing instrument only exchanges with air in a small range by virtue of gas blown out by nitrogen, so that the concentration of a solvent in local air is high, the external diffusion rate is low, the blowing efficiency is influenced, and certain harm is easily caused to the environment and the human health.
SUMMERY OF THE UTILITY MODEL
For solving the defect that exists among the prior art, the utility model provides a: a novel nitrogen blowing instrument which can effectively avoid the pollution of harmful gas to the environment.
In order to achieve the above object, the utility model provides a following technical scheme:
a novel nitrogen blowing instrument, comprising: the support is of a lifting structure, the top end of the support is connected with a transparent cover body with an opening at the bottom, a sealing ring is arranged at the opening at the bottom of the transparent cover body, and the support enables the transparent cover body and the base to form an airtight space through the sealing ring in the downward moving process; the upper part of the transparent cover body is provided with an air outlet which is connected with an air inlet of the air purifier through a connecting pipe; the lower part of the transparent cover body is provided with an air check valve; the base is further provided with a controller, the controller is electrically connected with a driving motor of the support, and the controller is provided with a lifting button for controlling the support to lift up and down.
Preferably, a novel nitrogen blows appearance includes the air feeder, the air feeder includes: the air supply pipe is characterized in that an air inlet of the air supply pipe is connected with the nitrogen output device, an air outlet of the air supply pipe is connected with a plurality of flow guide pipes, the tail end of each flow guide pipe is connected with a needle head, and the lower part of each needle head is provided with a liquid level sensor; an electromagnetic valve is arranged on an air inlet of the air supply pipe; the liquid level sensor and the electromagnetic valve are electrically connected with the controller, and the controller is provided with a switch key for controlling the electromagnetic valve to be switched on and off.
Preferably, a honeycomb duct placing tray for placing the honeycomb duct is arranged on the support, and a sample placing tray for placing the test tube is arranged at the top of the base; the tube openings of the test tubes correspond to the needle heads one by one.
Preferably, the lower part of the transparent cover body is provided with an air check valve.
Preferably, a sealing groove is formed in the base, and the sealing ring is pressed into the sealing groove by the support in the downward movement process, so that an airtight space is formed between the transparent cover body and the base.
Preferably, the lower part of the transparent cover body is of a cylindrical structure, and the upper part of the transparent cover body is of a hemispherical structure.
Preferably, a self-heating water tank is arranged in the base, and a visual window is arranged on the base
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a: the air purifier comprises a liftable bracket and a transparent cover body connected with the bracket, wherein a sealing ring is arranged at an opening at the bottom of the transparent cover body, and an air outlet is arranged at the upper part of the transparent cover body and is connected with an air inlet of the air purifier through a connecting pipe; during the use, the staff is through pressing the lift button, and control support moves down, makes the translucent cover body pass through the sealing washer and form the gas tightness space with the base, can avoid the staff to inhale the harmful gas that the nitrogen blows the appearance and produce to through opening air purifier, make the harmful gas that the nitrogen blows the appearance and produce get into air purifier, purify the back through air purifier and discharge toxic gas, can avoid causing the pollution to the environment, the practicality is strong.
2. The utility model discloses in, the level sensor who sets up in the syringe needle lower part can monitor the liquid level in the test tube to with liquid level signal transmission to controller, when the liquid level was less than the setting value, controller control set up the solenoid valve on the air supply pipe air inlet and closed, avoided the waste of nitrogen gas.
3. The utility model discloses in, the lower part of the translucent cover body is provided with the air check valve, the air check valve can be in the use for the air gets into smoothly in the gas tightness space that the translucent cover body and base formed, forms the circulation of air.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the utility model after the bracket is lifted;
FIG. 3 is a schematic structural view of the base of the present invention;
fig. 4 is a schematic diagram of the circuit structure of the present invention;
in the figure: the device comprises a base 10, a support 20, a transparent cover 30, an air purifier 40, a controller 50, an air supply device 60 and a test tube 70;
101 is a sample placing disc, 102 is a sealing groove, 103 is a heating water tank, and 104 is a visible window;
201 is a driving motor, and 202 is a guide pipe placing disc;
301 is a sealing ring, 302 is an air outlet, 303 is a connecting pipe, and 304 is an air check valve;
501 is a lifting key, 502 is a switch key
601 is an air supply pipe, 602 is a guide pipe, 603 is a needle head, and 604 is a liquid level sensor;
6011 is an electromagnetic valve.
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.
As shown in fig. 1 to 4, a novel nitrogen blowing instrument comprises: support 20 with base 10, its characterized in that: the support 20 is of a lifting structure, the top end of the support 20 is connected with a transparent cover body 30 with an opening at the bottom, a sealing ring 301 is arranged at the opening at the bottom of the transparent cover body 30, and the support 20 enables the transparent cover body 30 to form an airtight space with the base 10 through the sealing ring 301 in the downward moving process; an air outlet 302 is arranged at the upper part of the transparent cover body 30, and the air outlet 302 is connected with an air inlet of the air purifier 40 through a connecting pipe 303; an air check valve 304 is arranged at the lower part of the transparent cover body 30; the base 10 is further provided with a controller 50, the controller 50 is electrically connected with a driving motor 201 of the bracket 20, and the controller 50 is provided with a lifting key 501 for controlling the bracket 20 to lift up and down; specifically, the lower portion of the transparent cover 30 is a cylindrical structure, and the upper portion of the transparent cover 30 is a hemispherical structure.
In this embodiment, the method includes: the air purifier comprises a liftable bracket and a transparent cover body connected with the bracket, wherein a sealing ring is arranged at an opening at the bottom of the transparent cover body, and an air outlet is arranged at the upper part of the transparent cover body and is connected with an air inlet of the air purifier through a connecting pipe; before use, a worker presses the lifting key to control the support to move upwards, and the prepared test tube is placed in the sample placing tray; then, the worker presses the lifting key to control the support to move downwards, so that the transparent cover body and the base form an airtight space through the sealing ring; during the use, the staff is through pressing the lift button, and control support moves down, makes the translucent cover body pass through the sealing washer and form the gas tightness space with the base, can avoid the staff to inhale the harmful gas that the nitrogen blows the appearance and produce to through opening air purifier, make the harmful gas that the nitrogen blows the appearance and produce get into air purifier, purify the back through air purifier and discharge toxic gas, can avoid causing the pollution to the environment, the practicality is strong.
The lower part of the transparent cover body is provided with an air check valve, and the air check valve can enable air to smoothly enter an air tightness space formed by the transparent cover body and the base in the using process to form air circulation.
Further, a sealing groove 102 is formed in the base 10, and the sealing ring 301 is pressed into the sealing groove 102 in the downward movement process of the bracket 20, so that an airtight space is formed between the transparent cover 30 and the base 10, and the sealing effect is good.
Specifically, the utility model discloses a gas supply device 60, gas supply device 60 includes: the gas supply pipe 601, the gas inlet of the gas supply pipe 601 is connected with a nitrogen output device, the gas outlet of the gas supply pipe 601 is connected with a plurality of flow guide pipes 602, the tail end of each flow guide pipe 602 is connected with a needle 603, and the lower part of each needle 603 is provided with a liquid level sensor 604; an electromagnetic valve 6011 is arranged on an air inlet of the air supply pipe 601; the liquid level sensor 604 and the electromagnetic valve 6011 are both electrically connected with the controller 50, and the controller 50 is provided with a switch button 502 for controlling the electromagnetic valve 6011 to open and close; a guide tube placing tray 202 for placing a guide tube 602 is arranged on the bracket 20, and a sample placing tray 101 for placing the test tube 70 is arranged at the top of the base 10; the nozzles of the test tubes 70 correspond to the needles 603 one by one.
In this embodiment, the level sensor who sets up in the syringe needle lower part can monitor the liquid level in the test tube to with liquid level signal transmission to controller, when liquid level was less than the setting value, the solenoid valve of controller control setting on the air supply pipe air inlet was closed, had avoided the waste of nitrogen gas.
Further, a self-heating water tank 103 is arranged in the base 10, and a visible window 104 is arranged on the base; the visual window in this embodiment can make the staff at the concentrated in-process of sample, and convenient observation liquid level in the test tube height, and then knows the concentrated degree of sample, and is convenient, practical.
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 (6)
1. A novel nitrogen blowing instrument, comprising: take support (20) of base (10), its characterized in that: the support (20) is of a lifting structure, the top end of the support (20) is connected with a transparent cover body (30) with an opening at the bottom, a sealing ring (301) is arranged at the opening at the bottom of the transparent cover body (30), and the support (20) enables the transparent cover body (30) and the base (10) to form an airtight space through the sealing ring (301) in the downward moving process;
an air outlet (302) is formed in the upper portion of the transparent cover body (30), and the air outlet (302) is connected with an air inlet of the air purifier (40) through a connecting pipe (303); an air check valve (304) is arranged at the lower part of the transparent cover body (30);
the base (10) is further provided with a controller (50), the controller (50) is electrically connected with a driving motor (201) of the support (20), and the controller (50) is provided with a lifting key (501) for controlling the support (20) to lift up and down.
2. The novel nitrogen blowing instrument according to claim 1, characterized in that: comprising a gas supply device (60), the gas supply device (60) comprising: the gas supply pipe (601), the gas inlet of the gas supply pipe (601) is connected with a nitrogen output device, the gas outlet of the gas supply pipe (601) is connected with a plurality of flow guide pipes (602), the tail end of each flow guide pipe (602) is connected with a needle head (603), and the lower part of each needle head (603) is provided with a liquid level sensor (604); an electromagnetic valve (6011) is arranged on an air inlet of the air supply pipe (601);
the liquid level sensor (604) and the electromagnetic valve (6011) are both electrically connected with the controller (50), and a switch key (502) for controlling the electromagnetic valve (6011) to be switched on and off is arranged on the controller (50).
3. The novel nitrogen blowing instrument according to claim 2, characterized in that: a guide pipe placing disc (202) for placing a guide pipe (602) is arranged on the support (20), and a sample placing disc (101) for placing a test tube (70) is arranged at the top of the base (10); the tube openings of the test tubes (70) correspond to the needles (603) one by one.
4. The novel nitrogen blowing instrument according to claim 1, characterized in that: a sealing groove (102) is formed in the base (10), and in the process that the support (20) moves downwards, the sealing ring (301) is pressed into the sealing groove (102), so that the transparent cover body (30) and the base (10) form an airtight space.
5. The novel nitrogen blowing instrument according to claim 1, characterized in that: the lower part of the transparent cover body (30) is of a cylindrical structure, and the upper part of the transparent cover body (30) is of a hemispherical structure.
6. The novel nitrogen blowing instrument according to claim 1, characterized in that: a self-heating water tank (103) is arranged in the base (10), and a visual window (104) is arranged on the base (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020787695.3U CN212083040U (en) | 2020-05-13 | 2020-05-13 | Novel nitrogen blowing instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020787695.3U CN212083040U (en) | 2020-05-13 | 2020-05-13 | Novel nitrogen blowing instrument |
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|---|---|
| CN212083040U true CN212083040U (en) | 2020-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202020787695.3U Active CN212083040U (en) | 2020-05-13 | 2020-05-13 | Novel nitrogen blowing instrument |
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| CN (1) | CN212083040U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112504805A (en) * | 2020-12-25 | 2021-03-16 | 湖北鼎泰高科有限公司 | Nitrogen of solid phase extraction nitrogen-blowing concentrator blows and basin case subassembly |
| CN112683620A (en) * | 2020-12-25 | 2021-04-20 | 湖北鼎泰高科有限公司 | Sample loading, column inserting and nitrogen blowing assembly of solid-phase extraction nitrogen blowing concentrator |
| CN112697568A (en) * | 2020-12-25 | 2021-04-23 | 湖北鼎泰高科有限公司 | Nitrogen of solid-phase extraction nitrogen blowing concentrator blows subassembly |
| CN112924266A (en) * | 2020-12-25 | 2021-06-08 | 湖北鼎泰高科有限公司 | Column socket of solid-phase extraction nitrogen blowing concentrator and nitrogen blowing assembly |
| CN116042379A (en) * | 2023-04-03 | 2023-05-02 | 至美时代生物智能科技(北京)有限公司 | Device and method for preventing nucleic acid aerosol from being polluted |
-
2020
- 2020-05-13 CN CN202020787695.3U patent/CN212083040U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112504805A (en) * | 2020-12-25 | 2021-03-16 | 湖北鼎泰高科有限公司 | Nitrogen of solid phase extraction nitrogen-blowing concentrator blows and basin case subassembly |
| CN112683620A (en) * | 2020-12-25 | 2021-04-20 | 湖北鼎泰高科有限公司 | Sample loading, column inserting and nitrogen blowing assembly of solid-phase extraction nitrogen blowing concentrator |
| CN112697568A (en) * | 2020-12-25 | 2021-04-23 | 湖北鼎泰高科有限公司 | Nitrogen of solid-phase extraction nitrogen blowing concentrator blows subassembly |
| CN112924266A (en) * | 2020-12-25 | 2021-06-08 | 湖北鼎泰高科有限公司 | Column socket of solid-phase extraction nitrogen blowing concentrator and nitrogen blowing assembly |
| CN112924266B (en) * | 2020-12-25 | 2024-01-19 | 湖北鼎泰高科有限公司 | Column insert and nitrogen blowing assembly of solid phase extraction nitrogen blowing concentrator |
| CN112504805B (en) * | 2020-12-25 | 2024-01-19 | 湖北鼎泰高科有限公司 | Nitrogen blowing and water tank assembly of solid-phase extraction nitrogen blowing concentrator |
| CN112683620B (en) * | 2020-12-25 | 2024-01-23 | 湖北鼎泰高科有限公司 | Sample loading, column inserting and nitrogen blowing assembly of solid-phase extraction nitrogen blowing concentrator |
| CN112697568B (en) * | 2020-12-25 | 2024-01-23 | 湖北鼎泰高科有限公司 | Nitrogen blowing component of solid-phase extraction nitrogen blowing concentrator |
| CN116042379A (en) * | 2023-04-03 | 2023-05-02 | 至美时代生物智能科技(北京)有限公司 | Device and method for preventing nucleic acid aerosol from being polluted |
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