CN207856870U - A kind of laboratory room small-sized hydrogenation apparatus - Google Patents
A kind of laboratory room small-sized hydrogenation apparatus Download PDFInfo
- Publication number
- CN207856870U CN207856870U CN201721649972.9U CN201721649972U CN207856870U CN 207856870 U CN207856870 U CN 207856870U CN 201721649972 U CN201721649972 U CN 201721649972U CN 207856870 U CN207856870 U CN 207856870U
- Authority
- CN
- China
- Prior art keywords
- cold hydrazine
- reaction
- air inlet
- inlet pipe
- connect
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
A kind of laboratory room small-sized hydrogenation apparatus, which is characterized in that including：Hydrogen source, gas source valve, connecting tube, cold hydrazine monitoring unit, buffer cell, reaction unit and hose, hydrogen source is connect by gas source valve with connecting tube one end, the connecting tube other end is connect with cold hydrazine monitoring unit, cold hydrazine monitoring unit is connect by hose with buffer cell, and buffer cell is connect by hose with reaction unit；Wherein, cold hydrazine monitoring unit includes：Cold hydrazine pipe, sulfuric acid solution, air inlet pipe and air outlet.The utility model designs cold hydrazine monitoring unit, hydrogen has bubble by the cold hydrazine pipe equipped with sulfuric acid and generates during the reaction, and when catalytic hydrogenation reaction terminates, the sulfuric acid solution in cold hydrazine pipe no longer generates bubble, it may determine that catalytic hydrogenation terminal, it is easy to operate, safe；Increase buffer cell simultaneously, effectively prevent after the reaction was complete, when reaction solution no longer consumes hydrogen, reaction solution suck-back to hydrogen source.
Description
Technical field
The utility model is related to field of medicaments, and in particular to a kind of laboratory room small-sized hydrogenation apparatus.
Background technology
Catalytic hydrogenation is widely used in organic chemistry or field of medicaments, especially in drug synthetic reaction, is urged
Change hydrogenation due to few with side reaction, the advantages such as easy to operate, high income are the most commonly used anti-in organic synthesis
Induction method.
Hydrogen gas cylinder or hydrogen packet is usually used as gas supply source in laboratory catalytic hydrogenation, is then connected with hose
It is connected in the solution of reaction bulb, leads to hydrogen reaction.Since this connection type is to be directly connected to air supply source and reaction solution, it is easy to cause
The suck-back of reaction solution in reaction process, and catalytic hydrogenation terminal is not easy to judge, in experimentation operation and reaction supervise
Control brings certain difficulty.
Therefore, a series of improvement have been carried out to solve the above-mentioned problems.
Utility model content
The purpose of the utility model is to provide a kind of laboratory room small-sized hydrogenation apparatus, to overcome prior art institute
Existing disadvantages mentioned above and deficiency.
A kind of laboratory room small-sized hydrogenation apparatus, which is characterized in that including：It is hydrogen source, gas source valve, connecting tube, cold
Hydrazine monitoring unit, buffer cell, reaction unit and hose, the hydrogen source are connect by gas source valve with connecting tube one end, institute
It states the connecting tube other end to connect with cold hydrazine monitoring unit, the cold hydrazine monitoring unit is connect by hose with buffer cell, described
Buffer cell is connect by hose with reaction unit.
Wherein, the cold hydrazine monitoring unit includes：Cold hydrazine pipe, sulfuric acid solution, air inlet pipe and air outlet, the cold hydrazine pipe
Bottom is equipped with sulfuric acid solution, and described air inlet pipe one end is inserted into sulfuric acid solution, and the air inlet pipe other end extends cold hydrazine tube top
Portion, the air inlet pipe other end are connect with connecting tube, and the air outlet is set to cold hydrazine pipe upper side wall.
Further, the buffer cell includes：Surge flask, sealing bottle cork, transfer tube and surge flask port, the surge flask
Top is equipped with sealing bottle cork, and the sealing bottle cork with transfer tube through connection, stretch into surge flask, described by described transfer tube one end
The transfer tube other end is connect by hose with reaction unit, and the surge flask port is set to surge flask upper side wall.
Further, the reaction unit includes：Reaction bulb, bottle air inlet pipe, liquid outlet, vacuum port, switch valve and
Vacuum pumping valve door component, the reaction bulb top are equipped with bottle air inlet pipe, liquid outlet and vacuum port, the bottle air inlet pipe
Set on reaction bulb top middle portion, bottle air inlet pipe one end is connect by hose with outlet pipe port, the liquid outlet and pumping
Vacuum ports are symmetrical arranged centered on bottle air inlet pipe, and the liquid outlet is equipped with switch valve, and the vacuum port is true with pumping
Empty valve member connection.
The beneficial effects of the utility model：
The utility model designs cold hydrazine monitoring unit, and hydrogen has gas by the cold hydrazine pipe equipped with sulfuric acid during the reaction
Bubble generates, and when catalytic hydrogenation reaction terminates, the sulfuric acid solution in cold hydrazine pipe no longer generates bubble, it can be determined that catalytic hydrogenation
Terminal, it is easy to operate, safe；Increase buffer cell simultaneously, effectively prevent after the reaction was complete, reaction solution no longer consumes hydrogen
When, reaction solution suck-back to hydrogen source.
Description of the drawings
Fig. 1 is the structure chart of the utility model.
Reference numeral：
Hydrogen source 100, gas source valve 200, connecting tube 300 and cold hydrazine monitoring unit 400.
It is cold hydrazine pipe 410, sulfuric acid solution 420, air inlet pipe 430, air outlet 440, buffer cell 500, surge flask 510, close
Seal bottle stopper 520, transfer tube 530 and surge flask port 540.
Reaction unit 600, reaction bulb 610, bottle air inlet pipe 620, liquid outlet 630, vacuum port 640, switch valve
650, vacuum pumping valve door component 660, hose 700 and reaction solution 800.
Specific implementation mode
Below in conjunction with specific embodiment, progress explanation is made to the utility model.It should be understood that following embodiment is merely to illustrate
The utility model is not for restriction the scope of the utility model.
Embodiment 1
Fig. 1 is the structure chart of the utility model.
As shown in Figure 1, a kind of laboratory room small-sized hydrogenation apparatus includes：Hydrogen source 100, gas source valve 200, connecting tube
300, cold hydrazine monitoring unit 400, buffer cell 500, reaction unit 600 and hose 700, hydrogen source 100 pass through gas source valve 200
It is connect with 300 one end of connecting tube, 300 other end of connecting tube is connect with cold hydrazine monitoring unit 400, and cold hydrazine monitoring unit 400 passes through
Hose 700 is connect with buffer cell 500, and buffer cell 500 is connect by hose 700 with reaction unit 600；
Wherein, cold hydrazine monitoring unit 400 includes：Cold hydrazine pipe 410, sulfuric acid solution 420, air inlet pipe 430 and air outlet
440,410 bottom of cold hydrazine pipe is equipped with sulfuric acid solution 420, and 430 one end of air inlet pipe is inserted into sulfuric acid solution 420, and air inlet pipe 430 is another
410 top of cold hydrazine pipe is extended at end, and 430 other end of air inlet pipe is connect with connecting tube 300, and air outlet 440 is set to cold hydrazine pipe 410
Upper side wall.
Buffer cell 500 includes：Surge flask 510, sealing bottle cork 520, transfer tube 530 and surge flask port 540, surge flask
510 tops are equipped with sealing bottle cork 520, and for sealing bottle cork 520 with transfer tube 530 through connection, surge flask is stretched into 530 one end of transfer tube
In 510,530 other end of transfer tube is connect by hose 700 with reaction unit 600, and surge flask port 540 is set to surge flask 510
Upper side wall.
Reaction unit 600 includes：Reaction bulb 610, bottle air inlet pipe 620, liquid outlet 630, vacuum port 640, switch
Valve 650 and vacuum pumping valve door component 660,610 top of reaction bulb are equipped with bottle air inlet pipe 620, liquid outlet 630 and vacuum port
640, bottle air inlet pipe 620 is set to 610 top middle portion of reaction bulb, and 620 one end of bottle air inlet pipe passes through hose 700 and air outlet
440 connections, liquid outlet 630 and vacuum port 640 are symmetrical arranged centered on bottle air inlet pipe 620, and liquid outlet 630 is equipped with and opens
Valve 650 is closed, vacuum port 640 is connect with vacuum pumping valve door component 660.
It is first turned on switch valve 650, valve 650 is turned off the switch after injecting reaction solution 800, opens vacuum pumping valve door component 660,
It closes vacuum pumping valve door component 660 after being vacuumized from vacuum port 640 to reaction system, under closed system, opens source of the gas valve
Door 200, hydrogen is first by the cold hydrazine pipe 410 equipped with sulfuric acid solution 420, then by surge flask 510, is finally passed through reaction bulb
610 react with reaction solution 800.The utility model designs cold hydrazine monitoring unit 400, and hydrogen is by being equipped with sulfuric acid during the reaction
Cold hydrazine pipe 410 have bubble generation, when catalytic hydrogenation reaction terminates, the sulfuric acid solution 420 in cold hydrazine pipe 410 no longer generates gas
Bubble, it can be determined that catalytic hydrogenation terminal, it is easy to operate, safe；Increase buffer cell 500 simultaneously, effectively prevent anti-
After answering completely, when reaction solution 800 no longer consumes hydrogen, 800 suck-back of reaction solution to hydrogen source 100.
Specific embodiment of the present utility model is illustrated above, but the utility model is not limited thereto, only
The objective of the utility model is not departed from, the utility model there can also be various change.
Claims (3)
1. a kind of laboratory room small-sized hydrogenation apparatus, which is characterized in that including：Hydrogen source (100), connects gas source valve (200)
Take over (300), cold hydrazine monitoring unit (400), buffer cell (500), reaction unit (600) and hose (700), the hydrogen source
(100) it is connect with connecting tube (300) one end by gas source valve (200), connecting tube (300) other end and cold hydrazine monitoring are single
First (400) connection, the cold hydrazine monitoring unit (400) are connect by hose (700) with buffer cell (500), and the buffering is single
First (500) are connect by hose (700) with reaction unit (600)；
Wherein, the cold hydrazine monitoring unit (400) includes：Cold hydrazine pipe (410), sulfuric acid solution (420), air inlet pipe (430) and go out
Gas port (440), cold hydrazine pipe (410) bottom are equipped with sulfuric acid solution (420), and sulfuric acid is inserted into described air inlet pipe (430) one end
In solution (420), air inlet pipe (430) other end extends at the top of cold hydrazine pipe (410), air inlet pipe (430) other end
It is connect with connecting tube (300), the air outlet (440) is set to cold hydrazine pipe (410) upper side wall.
2. a kind of laboratory room small-sized hydrogenation apparatus according to claim 1, it is characterised in that：The buffer cell
(500) include：Surge flask (510), sealing bottle cork (520), transfer tube (530) and surge flask port (540), the surge flask
(510) top is equipped with sealing bottle cork (520), and the sealing bottle cork (520) is with transfer tube (530) through connection, the transfer tube
(530) one end is stretched into surge flask (510), and transfer tube (530) other end passes through hose (700) and reaction unit (600)
Connection, the surge flask port (540) are set to surge flask (510) upper side wall.
3. a kind of laboratory room small-sized hydrogenation apparatus according to claim 1, it is characterised in that：The reaction unit
(600) include：Reaction bulb (610), bottle air inlet pipe (620), liquid outlet (630), vacuum port (640), switch valve (650)
With vacuum pumping valve door component (660), reaction bulb (610) top is equipped with bottle air inlet pipe (620), liquid outlet (630) and takes out
Vacuum ports (640), the bottle air inlet pipe (620) are set to reaction bulb (610) top middle portion, the bottle air inlet pipe (620)
One end is connect by hose (700) with air outlet (440), the liquid outlet (630) and vacuum port (640) with bottle into
Centered on tracheae (620) be symmetrical arranged, the liquid outlet (630) be equipped with switch valve (650), the vacuum port (640) with
Vacuum pumping valve door component (660) connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721649972.9U CN207856870U (en) | 2017-12-01 | 2017-12-01 | A kind of laboratory room small-sized hydrogenation apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721649972.9U CN207856870U (en) | 2017-12-01 | 2017-12-01 | A kind of laboratory room small-sized hydrogenation apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207856870U true CN207856870U (en) | 2018-09-14 |
Family
ID=63468106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721649972.9U Expired - Fee Related CN207856870U (en) | 2017-12-01 | 2017-12-01 | A kind of laboratory room small-sized hydrogenation apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207856870U (en) |
-
2017
- 2017-12-01 CN CN201721649972.9U patent/CN207856870U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190809 Address after: 2/F, Building No. 5, 333 Guiping Road, Xuhui District, Shanghai, 2003 Patentee after: Shanghai Hongguan Pharmaceutical Technology Co.,Ltd. Address before: Room 426, Building 4, 333 Guiping Road, Xuhui District, Shanghai, 2003 Patentee before: SHANGHAI SUNRISE MEDICAL TECHNOLOGY CO.,LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180914 Termination date: 20211201 |