CN209828303U - Double-effect rotary evaporator - Google Patents
Double-effect rotary evaporator Download PDFInfo
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- CN209828303U CN209828303U CN201920549349.9U CN201920549349U CN209828303U CN 209828303 U CN209828303 U CN 209828303U CN 201920549349 U CN201920549349 U CN 201920549349U CN 209828303 U CN209828303 U CN 209828303U
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Abstract
The utility model discloses a economic benefits and social benefits rotary evaporator, including support frame, distillation plant and condensing equipment, condensing equipment include two at least parallelly connected spiral condenser pipes of arranging, the support frame on be equipped with clamping device, spiral condenser pipe pass through clamping device and install on the support frame, just spiral condenser pipe one end be connected with distillation plant through leading to the takeover more, the spiral condenser pipe other end through leading to vacuum joint and vacuum pump connection more. The utility model discloses a economic benefits and social benefits rotary evaporator can realize the rotary distillation under the decompression condition, adopts the mode of a plurality of spiral condenser pipes to condense, reaches the purpose of quick, high-efficient recovery solvent.
Description
Technical Field
The utility model relates to a vacuum distillation apparatus, more specifically say, it relates to a economic benefits and social benefits rotary evaporator.
Background
Current distillation techniques include molecular distillation techniques and ordinary vacuum distillation, among others. The latter is a solvent recovery technique commonly used in laboratories, and since some liquid organic compounds have a high boiling point and tend to decompose, oxidize, and polymerize when heated to a boiling point before distillation at atmospheric pressure, distillation at atmospheric pressure is not possible. The boiling point of some chemical solvents is related to the pressure applied to the liquid surface from the outside, and the boiling point of the liquid decreases with the decrease of the outside pressure, and reduced pressure distillation in a closed device, i.e. distillation under the condition of lower than atmospheric pressure, can be adopted for the organic compounds. It can be seen that the vacuum distillation is of particular importance for the separation and purification of solvents having a relatively high boiling point or unstable properties. The rotary evaporator is a decompression distillation device commonly used in a laboratory, a single condensation pipe is adopted in the prior art, and the problem that the solvent recovery effect cannot be achieved exists in the use process.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is not enough to the above-mentioned of prior art, provide a compact structure, convenient to use's economic benefits and social benefits rotary evaporator, can realize the rotary distillation under the decompression condition to adopt the mode of a plurality of spiral condenser pipes to condense, reach the purpose of quick, high-efficient recovery solvent, have be convenient for adjust, connect reliability height, safe and reliable's characteristics.
The utility model adopts the technical proposal that: the utility model provides a economic benefits and social benefits rotary evaporator, includes support frame, distillation plant and condensing equipment, condensing equipment include two at least parallel arrangement's spiral condenser pipe, the support frame on be equipped with clamping device, the spiral condenser pipe pass through clamping device and install on the support frame, just spiral condenser pipe one end be connected with distillation plant through leading to the takeover more, the spiral condenser pipe other end through leading to vacuum joint and vacuum pump connection more.
As a further improvement, the distillation device comprises a host, a constant bath kettle, a distillation flask, a four-way bottle and a reflux bottle, wherein the distillation flask is arranged in the constant bath kettle and is connected with the four-way bottle through a connecting seat, the bottom of the four-way bottle is connected with the reflux bottle, and the top of the four-way bottle is connected with a multi-way connecting pipe.
Furthermore, the main machine is provided with a lifting platform, a lifting mechanism for driving the lifting platform to move up and down is arranged in the main machine, the connecting seat is rotatably arranged on one side of the lifting platform, a locking screw is arranged on the connecting seat, and a driving motor is arranged on the connecting seat and drives the distillation flask to rotate through a transmission mechanism.
Furthermore, the elevating platform on be equipped with the back shaft, the connecting seat rotate the cover and establish on the back shaft, locking screw connect soon pass the connecting seat and anti-top in the back shaft on, the elevating platform in be equipped with the back shaft screw rod that connects soon, the elevating platform top be equipped with screw rod fixed connection's lift hand wheel, the elevating platform set up the guide way of dodging the back shaft.
Further, elevating system be the cylinder, this cylinder and host computer electric connection, and the output and the elevating platform of this cylinder are connected, the elevating platform slip grafting in the host computer.
Furthermore, the transmission mechanism is a worm gear and a worm, the worm gear of the worm gear and the worm is connected with the output end of the driving motor, the worm is connected with the distillation flask, and a tightening cap is further arranged between the distillation flask and the connecting seat.
Furthermore, a temperature sensor electrically connected with the host is arranged in the constant bath pot, a pot cover is arranged at the top of the constant bath pot, and a water drain valve is arranged at the bottom of the constant bath pot.
Furthermore, a balance valve is arranged on one side of the four-way bottle.
Furthermore, sealing gaskets are arranged between the spiral condensation pipe and the multi-way connecting pipe, between the spiral condensation pipe and the multi-way vacuum joint, between the four-way bottle and the reflux bottle, between the four-way bottle and the multi-way connecting pipe and between the four-way bottle and the connecting seat.
Furthermore, the top of the four-way bottle is connected with the support frame through a fixing frame.
Advantageous effects
Compared with the prior art, the utility model, have following advantage:
1. the utility model discloses a economic benefits and social benefits rotary evaporator, compact structure, convenient to use can realize the rotary distillation under the decompression condition to adopt the mode of a plurality of spiral condenser pipes to condense, reach the purpose of quick, high-efficient recovery solvent, have be convenient for adjust, connect reliability height, safe and reliable's characteristics.
2. The utility model discloses a set up the elevating platform of liftable on the host computer and be used for installing the distillation flask, can suitably improve the height of distillation flask, the installation of being convenient for is adjusted to through the cooperation structure of lifting hand wheel, screw rod, can finely tune the distillation flask, further improve the convenience of installation.
3. The utility model discloses a set up the connecting seat into the structure of rotary type to realize the locking to the distillation flask through locking screw, make the distillation flask can be adjusted on the incline direction, be convenient for install and adjust, with improvement device stability.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic side view of the elevating platform of the present invention.
Wherein: 1-supporting frame, 2-main machine, 3-constant bath, 4-distillation flask, 5-reflux bottle, 6-spiral condenser tube, 7-lifting table, 8-connecting seat, 9-locking screw, 10-four-way bottle, 11-three-way connecting tube, 12-three-way vacuum connector, 13-driving motor, 14-cross, 15-holding frame, 16-fixing frame, 17-supporting shaft, 18-screw, 19-lifting hand wheel, 20-guiding groove, 21-fastening cap, 22-temperature sensor, 23-pot cover, 24-water drain valve and 25-balance valve.
Detailed Description
The invention will be further described with reference to specific embodiments shown in the drawings.
Referring to fig. 1-2, the utility model discloses a double-effect rotary evaporator, including support frame 1, distillation plant and condensing equipment, condensing equipment includes two spiral condenser pipe 6 of arranging in parallel, is equipped with clamping device on support frame 1, and this clamping device is including installing cross 14 on support frame 1 and setting up the holding frame 15 on cross 14. The two spiral condensation pipes 6 are both installed on the cross 14 through clamping frames 15, and the clamping frames 15 are test pipe clamps. The lower ports of the two spiral condensation pipes 6 are connected with a distillation device through a three-way connecting pipe 11, and the upper ports of the two spiral condensation pipes 6 are connected with a vacuum pump through a three-way vacuum joint 12. The distillation device comprises a main machine 2, a constant bath pot 3, a distillation flask 4, a four-way bottle 10 and a reflux bottle 5, wherein a support frame 1 is arranged on one side of the main machine 2 and used for supporting a spiral condenser pipe 6, the constant bath pot 3 is arranged on the other side of the main machine 2 and used for heating the distillation flask 4, the distillation flask 4 is arranged in the constant bath pot 3, the constant bath pot 3 is used for distilling a solvent in the distillation flask 4, the distillation flask 4 is connected with the four-way bottle 10 through a connecting seat 8, the bottom of the four-way bottle 10 is connected with the reflux bottle 5, and the top of the four-way bottle 10 is connected with a multi-; be equipped with elevating platform 7 on host computer 2, elevating platform 7 can be 2 oscilaltions relatively, be equipped with the elevating system of 7 up-and-down motion of drive elevating platform in host computer 2, connecting seat 8 rotates and installs in elevating platform 7 one side, and connecting seat 8 can rotate 7 relatively promptly to the elevating platform to the inclination of adjusting retort 4, and be equipped with locking screw 9 on connecting seat 8 for locking connecting seat 8 is equipped with driving motor 13 on connecting seat 8, and this driving motor 13 drives retort 4 through drive mechanism and rotates.
Preferably, a supporting shaft 17 is arranged on the lifting platform 7, the connecting seat 8 is rotatably sleeved on the supporting shaft 17, a locking screw 9 is screwed on the supporting shaft 17 and penetrates through the connecting seat 8 and reversely abuts against the supporting shaft 17, the locking screw 9 is used for locking the connecting seat 8 by reversely abutting against the supporting shaft 17, a screw rod 18 screwed with the supporting shaft 17 is arranged in the lifting platform 7, the screw rod 18 is rotatably installed on the lifting platform 7 through a bearing, a lifting hand wheel 19 fixedly connected with the screw rod 18 is arranged at the top of the lifting platform 7, a guide groove 20 avoiding the supporting shaft 17 is formed in the lifting platform 7, the supporting shaft 17 is slidably arranged in the guide groove 20 in a penetrating mode, the guide groove 20 plays a role in limiting and guiding the supporting shaft 17, the lifting hand wheel 19 is rotated to drive the screw rod 18 to move up and down, the supporting shaft 17 is driven to move up and.
Further, its elevating system is the cylinder, this cylinder and host computer 2 electric connection, and the output and the elevating platform 7 of this cylinder are connected, and the cylinder work drives elevating platform 7 up-and-down motion, realizes the regulation to the retort 4 height, and its elevating platform 7 slides and pegs graft in host computer 2, plays the effect to 7 direction of elevating platform. Its drive mechanism is the turbine worm, place in connecting seat 8 in this turbine worm, and the turbine of this turbine worm is connected with driving motor 13's output, the worm is connected with retort 4, driving motor 13 rotates, drive retort 4 through turbine worm drive mechanism and rotate, realize the action of rotary evaporation, still be equipped with tight cap 21 between retort 4 and connecting seat 8 for locking retort 4 prevents it and drops, and be equipped with sealed the pad between tight cap 21 and connecting seat 8, in order to improve the leakproofness.
Be equipped with the temperature sensor 22 with host computer 2 electric connection in the constant bath 3 for the temperature in the constant bath 3 of real time monitoring is equipped with pot cover 23 at the top of constant bath 3, when preventing the heat loss, improves the safety in utilization, is equipped with drain valve 24 in the bottom of constant bath 3, the drainage of being convenient for. A balance valve 25 is arranged on one side of the four-way bottle 10 and used for adjusting the pressure in the evaporator. All be equipped with sealed pad between spiral condenser pipe 6 and the many-way takeover 11, between spiral condenser pipe 6 and the many-way vacuum joint 12, between four-way bottle 10 and the backward flow bottle 5, between four-way bottle 10 and the many-way takeover 11 and between four-way bottle 10 and connecting seat 8 to improve the whole leakproofness of evaporimeter, prevent gas leakage. The spiral condensing pipe 6 comprises a spiral inner pipe and a condensing outer pipe, the spiral inner pipe is arranged in the condensing outer pipe, the spiral inner pipe is respectively communicated with the multi-way connecting pipe 11 and the multi-way vacuum joint 12, and a water inlet and a water outlet are respectively arranged at the upper end and the lower end of the condensing outer pipe, so that condensed water can enter and exit conveniently.
In the double-effect evaporator of the embodiment, during assembly, the multi-way connecting pipe 11 and the multi-way vacuum joint 12 are respectively connected with the spiral condenser pipes 6, the two spiral condenser pipes 6 are connected with the support frame 1 through the clamping frame 15 and the cross frame 14, the four-way bottle 10 is connected with the multi-way connecting pipe 11, and the reflux bottle 5 is installed; then the distillation flask 4 is placed in the constant bath kettle 3, the connecting seat 8 and the driving motor 13 are installed, the lifting mechanism (the air cylinder) is controlled to lift through the host machine 2, the connecting seat 8 corresponds to the four-way bottle 10 in position, then the locking screw 9 is loosened, the connecting seat 8 is rotated to be aligned to the mounting opening of the four-way bottle 10, the connecting seat 8 and the four-way bottle 10 can be connected, in the installation process, the height of the connecting seat 8 and the height of the distillation flask 4 can be adjusted slightly by rotating the lifting hand wheel 19, and the installation is facilitated. This embodiment is used for installing the retort through the elevating platform that sets up the liftable on the host computer, can suitably improve the height of retort, the installation of being convenient for is adjusted, and through the cooperation structure of lifting hand wheel, screw rod, can finely tune the retort, further improve the convenience of installation, and through setting up the connecting seat into the structure of rotary type, and realize the locking to the retort through locking screw, make the retort adjust on the incline direction, be convenient for install and adjust, with improvement device stability.
The economic benefits and social benefits evaporimeter of this embodiment, in the during operation, utilize the vacuum pump to carry out the vacuum adsorption decompression to retort 4, reduce the pressure in the retort 4, permanent bath 3 evaporates 4 heats of retort, the material of evaporation separation passes through four-way bottle 10, it condenses to enter into two spiral condenser tubes 6 to lead to the pipe 11 more, liquid after the condensation flows back again to in the backward flow bottle 5, realize the vacuum distillation, in the distillation process, can rotate the inclination that connecting seat 8 adjusted retort 4 through loosening locking screw 9, and adjust the height of retort 4 through 19 fine settings of lifting hand wheel, make the degree of depth that retort 4 immerged in permanent bath 3 reach the optimum condition, have the volume that can be according to the distillation solvent and the characteristics of real-time regulation. The utility model discloses a economic benefits and social benefits rotary evaporator, compact structure, convenient to use can realize the rotary distillation under the decompression condition to adopt the mode of a plurality of spiral condenser pipes to condense, reach the purpose of quick, high-efficient recovery solvent, have be convenient for adjust, connect reliability height, safe and reliable's characteristics.
The above is only the preferred embodiment of the present invention, and it should be noted that for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which will not affect the utility model and the utility of the patent.
Claims (10)
1. The utility model provides a economic benefits and social benefits rotary evaporator, includes support frame (1), distillation plant and condensing equipment, its characterized in that, condensing equipment include two at least spiral condenser pipe (6) of arranging in parallel, support frame (1) on be equipped with clamping device, spiral condenser pipe (6) install on support frame (1) through clamping device, just spiral condenser pipe (6) one end be connected with distillation plant through leading to pipe (11) more, spiral condenser pipe (6) other end through leading to vacuum joint (12) and vacuum pump connection more.
2. The dual-purpose rotary evaporator according to claim 1, wherein the distillation apparatus comprises a main machine (2), a constant bath kettle (3), a distillation flask (4), a four-way bottle (10) and a reflux bottle (5), the distillation flask (4) is arranged in the constant bath kettle (3), the distillation flask (4) is connected with the four-way bottle (10) through a connecting seat (8), the bottom of the four-way bottle (10) is connected with the reflux bottle (5), and the top of the four-way bottle (10) is connected with a multi-way connecting pipe (11).
3. The dual-purpose rotary evaporator according to claim 2, wherein the main frame (2) is provided with a lifting platform (7), the main frame (2) is provided with a lifting mechanism for driving the lifting platform (7) to move up and down, the connecting base (8) is rotatably installed on one side of the lifting platform (7), the connecting base (8) is provided with a locking screw (9), the connecting base (8) is provided with a driving motor (13), and the driving motor (13) drives the distillation flask (4) to rotate through a transmission mechanism.
4. The dual-effect rotary evaporator according to claim 3, wherein a supporting shaft (17) is arranged on the lifting platform (7), the connecting seat (8) is rotatably sleeved on the supporting shaft (17), the locking screw (9) is rotatably connected to penetrate through the connecting seat (8) and reversely abutted to the supporting shaft (17), a screw rod (18) rotatably connected to the supporting shaft (17) is arranged in the lifting platform (7), a lifting hand wheel (19) fixedly connected to the screw rod (18) is arranged at the top of the lifting platform (7), and the lifting platform (7) is provided with a guide groove (20) avoiding the supporting shaft (17).
5. The dual-effect rotary evaporator according to claim 3, wherein the lifting mechanism is a cylinder, the cylinder is electrically connected with the main machine (2), the output end of the cylinder is connected with the lifting platform (7), and the lifting platform (7) is slidably inserted into the main machine (2).
6. The dual-effect rotary evaporator according to claim 3, wherein the transmission mechanism is a worm gear, the worm gear of the worm gear is connected with the output end of the driving motor (13), the worm gear is connected with the distillation flask (4), and a tightening cap (21) is further arranged between the distillation flask (4) and the connecting seat (8).
7. The dual-purpose rotary evaporator according to claim 2, wherein a temperature sensor (22) electrically connected with the main machine (2) is arranged in the constant bath pot (3), a pot cover (23) is arranged at the top of the constant bath pot (3), and a water drain valve (24) is arranged at the bottom of the constant bath pot (3).
8. A double effect rotary evaporator according to any one of claims 2-7 characterized in that a balancing valve (25) is arranged on one side of the four-way bottle (10).
9. The dual-purpose rotary evaporator according to claim 8, wherein sealing gaskets are respectively disposed between the spiral condenser tube (6) and the multi-way connection tube (11), between the spiral condenser tube (6) and the multi-way vacuum joint (12), between the four-way bottle (10) and the reflux bottle (5), between the four-way bottle (10) and the multi-way connection tube (11), and between the four-way bottle (10) and the connection seat (8).
10. The dual effect rotary evaporator according to claim 8, wherein the top of the four-way bottle (10) is connected to the support frame (1) through a fixing frame (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920549349.9U CN209828303U (en) | 2019-04-22 | 2019-04-22 | Double-effect rotary evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920549349.9U CN209828303U (en) | 2019-04-22 | 2019-04-22 | Double-effect rotary evaporator |
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| Publication Number | Publication Date |
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| CN209828303U true CN209828303U (en) | 2019-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920549349.9U Active CN209828303U (en) | 2019-04-22 | 2019-04-22 | Double-effect rotary evaporator |
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| CN (1) | CN209828303U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109865308A (en) * | 2019-04-22 | 2019-06-11 | 河南中测技术检测服务有限公司 | A kind of economic benefits and social benefits Rotary Evaporators |
-
2019
- 2019-04-22 CN CN201920549349.9U patent/CN209828303U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109865308A (en) * | 2019-04-22 | 2019-06-11 | 河南中测技术检测服务有限公司 | A kind of economic benefits and social benefits Rotary Evaporators |
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