CN207856948U - A kind of test-type glass reaction kettle condensing unit - Google Patents
A kind of test-type glass reaction kettle condensing unit Download PDFInfo
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- CN207856948U CN207856948U CN201721904952.1U CN201721904952U CN207856948U CN 207856948 U CN207856948 U CN 207856948U CN 201721904952 U CN201721904952 U CN 201721904952U CN 207856948 U CN207856948 U CN 207856948U
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- reaction kettle
- condensing unit
- double
- pipe
- glass reaction
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Abstract
The utility model discloses a kind of test-type glass reaction kettle condensing unit, the absorption plant includes jacket type sealing structure for water (1), escape pipe (2) and the first seal cover board (3)；The jacket type sealing structure for water (1) is equipped with two layers, internal layer is cylinder tank body (11), outer layer is chuck (12), it is equipped in chuck (12) and recycles cold coal, cylinder tank body (11) middle part of sliding channel trepanning is connected with escape pipe (2) sealing；First seal cover board (3) is arranged on the top of cylinder tank body, and the first seal cover board (3) center has circular hole, air inlet pipe (4) gapless to penetrate in circular hole, and the first seal cover board is isolated by the tail gas being collected into ambient atmosphere.The utility model takes jacket type sealing structure for water not only to ensure that equipment worked in working pressure range, but also reduces solvent loss；Sealing structure for water is connected with exhaust gas collecting pipe, improves exhaust collection efficiency and effect.
Description
Technical field
The utility model belongs to technical field of experiment equipment more particularly to a kind of test-type glass reaction kettle condensing unit.
Background technology
The solvent condensing device of Routine Test Lab small-size glass reaction kettle is generally condensed using level-one, including chuck condensation
Pipe and two kinds of forms of coil condensation pipe, at present both condenser pipes using when be vertical condenser pipe, when need distill removal it is molten
When agent, solvent can drop into after encountering condenser pipe postcooling in reaction bulb or reaction kettle equipped with distillate, and can not reach molten
In agent returnable bottle.In addition, the cooling effect of existing condenser pipe is poor, temperature is higher after there is evaporation solvent condensation, is still difficult to
The problem of liquefaction recycling, reduce the efficiency of solvent recovery.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of test-type glass reaction kettle condensing unit, described cold
Solidifying device is condensed using the double-deck condenser pipe, and condensation effect greatly improves, and condenser pipe is set with reaction bulb close to vertical
It sets, is flowed in solvent recovery bottle after condenser pipe partial condensation convenient for solvent.
The technical solution of the utility model is as follows：A kind of test-type glass reaction kettle condensing unit, the condensing unit packet
The double-deck condenser pipe 1 is included, the double-deck condenser pipe 1 includes mutually isolated internal layer coiled pipe 11 and outer layer chuck 12, internal layer coiled pipe 11
The first water inlet 3 and the second water inlet 4 of outer layer chuck 12 be respectively positioned on the double-deck condenser pipe close to the downside of outlet, internal layer is snakelike
First water outlet 5 of pipe and the second water outlet 6 of outer layer chuck are respectively positioned on the double-deck condenser pipe close to the upside of entrance；First enters water
Mouth 3 and the second water inlet 4 are connected by the first Y tube 7, and the first water outlet 5 and the second water outlet 6 are connected by the second Y tube 8
It connects；The front end of the double-deck condenser pipe 1 is entrance curve bend 9, and the rear end of the double-deck condenser pipe 1 is outlet curve bend 10.
Further, 9 bottom end of entrance curve bend is equipped with spherical frosted mouth for connecting glass reaction kettle.
Further, the outlet curve bend 10 is equipped with vacuum pumping opening 2, and outlet curve bend 10 is in corresponding vacuum
Baffle or gear pipe 16 of the position of bleeding point 2 equipped with 3~5cm, can be along after solvent liquefaction, when from outlet, curve bend 10 flows out
Baffle or gear pipe 16 flow out, to avoid solvent from being pumped in vacuum pump.
Further, the lower end of the outlet curve bend 10 is equipped with two-way valve 13, and 13 lower end of two-way valve is equipped with pot mill
Sand mouth is for connecting solvent recovery bottle.
Further, the material of first Y tube, 7 and second Y tube 8 is glass or resin.
Further, the double-deck condenser pipe 1 is equipped with 10~20 ° of angle of inclination with horizontal line.
The operation principle of the utility model is as follows：The double-deck condenser pipe is designed like " Mi " shape by the utility model, reaction
When solvent in kettle distills, the solvent vapo(u)r for distilling generation enters the double-deck condenser pipe 1 from entrance curve bend 9, and solvent vapo(u)r is not
It can be condensed at entrance curve bend 9, avoid solvent refluxing, in the double-deck condenser pipe 1 in internal layer coiled pipe 11 and outer layer chuck 12
It is passed through cooling water circulation condensation simultaneously, increases condensation effect.1 angled downward from horizontal of the double-deck condenser pipe, 10~20 ° of angles, solvent vapo(u)r
After being condensed, solvent receiving bottle is flowed to along condensing unit, during this, hot solvent is changed with cooling water in the double-deck condenser pipe 1
Heat is cooling, and solvent temperature reduces；Cooling water flow direction ensure that object with solvent flow direction on the contrary, for countercurrent heat-transfer in the double-deck condenser pipe 1
The cooling effect of stream journey.In addition, the utility model setting vacuum pumping opening 2 and two-way valve 11, energy on outlet curve bend
Two-way valve 11 can be closed when enough achieving the purpose that vacuum distillation, while replacing solvent receiving bottle, and solvent is avoided to overflow.
Compared with prior art, the utility model has the advantages that：The utility model can be achieved at the same time condensation
And cooling, the device quantity of reduction increase system reliability；The cooling effect of solvent is enhanced, solvent loss is reduced, improves
The efficiency of distillation removal solvent.
Description of the drawings
Fig. 1 is the structural schematic diagram of condensing unit provided by the utility model；
It is marked in figure：1- bilayer condenser pipes, 2- vacuum pumping openings, the first water inlets of 3-, the second water inlets of 4-, 5- first go out
The mouth of a river, the second water outlets of 6-, the first Y tubes of 7-, the second Y tubes of 8-, 9- entrance curve bends, 10- export curve bend, 11-
Internal layer coiled pipe, 12- outer layer chucks, 13- two-way valves, 14- reaction kettles, 15- spherical shape frosted mouths, 16- gear pipes.
Specific implementation mode
The technical solution of the utility model is described in further details with reference to specific embodiment, but the utility model
It is not limited to following technical scheme.
Embodiment 1
As shown in Figure 1, the condensing unit includes the double-deck condenser pipe 1, the double-deck condenser pipe 1 includes mutually isolated internal layer snake
Shape pipe 11 and outer layer chuck 12, the first water inlet 3 of internal layer coiled pipe 11 and the second water inlet 4 of outer layer chuck 12 are respectively positioned on double
The downside of layer condenser pipe, the first water outlet 5 of internal layer coiled pipe and the second water outlet 6 of outer layer chuck are respectively positioned on the double-deck condenser pipe
Upside；First water inlet 3 and the second water inlet 4 are connected by the first Y tube 7, and the first water outlet 5 and the second water outlet 6 are logical
Cross the connection of the second Y tube 8；The front end of the double-deck condenser pipe 1 is entrance curve bend 9, and the rear end of the double-deck condenser pipe 1 is outlet arc
Bend pipe 10.The double-deck condenser pipe 1 is equipped with the angle of inclination of α=10~20 ° with horizontal line.
9 bottom end of entrance curve bend is equipped with spherical frosted mouth 15 for connecting glass reaction kettle 14.Export curve bend 10
It is equipped with vacuum pumping opening 2, outlet curve bend 10 is equipped with baffle or gear pipe 16 in the position of corresponding vacuum pumping opening 2, avoids
Solvent is pumped in vacuum pump.The lower section of vacuum pumping opening 2 is equipped with two-way valve 13, and 13 lower end of two-way valve is equipped with spherical frosted mouth 15
For connecting solvent recovery bottle.
The condensing unit use process is as follows：1 attachment device of installation diagram, when distillation removes solvent, by entrance arc
9 bottom end of bend pipe is equipped with spherical frosted mouth 15 and is inserted into reaction kettle 14, then the fixed double-deck condenser pipe 1, and 13 lower end of two-way valve connects
Connect solvent receiving bottle, and open two-way valve 13, recirculated water is imported into water inlet by Y tube using circulating pump, recirculated water by
Water outlet flows out, and 2 connecting pipe of vacuum pumping opening vacuumizes, and heats reaction kettle, makes evaporation of the solvent cooling outflow.
Claims (5)
1. a kind of test-type glass reaction kettle condensing unit, which is characterized in that the condensing unit includes the double-deck condenser pipe (1),
The double-deck condenser pipe (1) includes mutually isolated internal layer coiled pipe (11) and outer layer chuck (12), and the first of internal layer coiled pipe (11)
The second water inlet (4) of water inlet (3) and outer layer chuck (12) is respectively positioned on the double-deck condenser pipe close to the downside of outlet, and internal layer is snakelike
The first water outlet (5) of pipe and the second water outlet (6) of outer layer chuck are respectively positioned on the double-deck condenser pipe close to the upside of entrance；First
Water inlet (3) and the second water inlet (4) are connected by the first Y tube (7), and the first water outlet (5) and the second water outlet (6) pass through
Second Y tube (8) connects；The front end of the double-deck condenser pipe (1) is entrance curve bend (9), and the rear end of the double-deck condenser pipe (1) is
Mouth curve bend (10).
2. test-type glass reaction kettle condensing unit as described in claim 1, which is characterized in that the entrance curve bend
(9) bottom end is equipped with spherical frosted mouth for connecting glass reaction kettle.
3. test-type glass reaction kettle condensing unit as described in claim 1, which is characterized in that the outlet curve bend
(10) it is equipped with vacuum pumping opening (2), outlet curve bend (10) is equipped with baffle or gear in the position of corresponding vacuum pumping opening (2)
It manages (16), solvent is avoided to be pumped in vacuum pump.
4. test-type glass reaction kettle condensing unit as claimed in claim 3, which is characterized in that the outlet curve bend
(10) lower end is equipped with two-way valve (13), and two-way valve (13) lower end is equipped with spherical frosted mouth for connecting solvent recovery bottle.
5. the test-type glass reaction kettle condensing unit as described in Claims 1 to 4 is any, which is characterized in that the bilayer is cold
Solidifying pipe (1) is equipped with 10~20 ° of angle of inclination with horizontal line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721904952.1U CN207856948U (en) | 2017-12-29 | 2017-12-29 | A kind of test-type glass reaction kettle condensing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721904952.1U CN207856948U (en) | 2017-12-29 | 2017-12-29 | A kind of test-type glass reaction kettle condensing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207856948U true CN207856948U (en) | 2018-09-14 |
Family
ID=63463757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721904952.1U Active CN207856948U (en) | 2017-12-29 | 2017-12-29 | A kind of test-type glass reaction kettle condensing unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207856948U (en) |
-
2017
- 2017-12-29 CN CN201721904952.1U patent/CN207856948U/en active Active
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