CN211536577U - Rotary evaporator capable of effectively enhancing air tightness - Google Patents
Rotary evaporator capable of effectively enhancing air tightness Download PDFInfo
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- CN211536577U CN211536577U CN201921521136.1U CN201921521136U CN211536577U CN 211536577 U CN211536577 U CN 211536577U CN 201921521136 U CN201921521136 U CN 201921521136U CN 211536577 U CN211536577 U CN 211536577U
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Abstract
The utility model relates to a rotary evaporator technical field, and disclose a rotary evaporator that can effectively strengthen gas tightness, including condenser, round bottom retort, water bath, receiving flask and base, the last fixed surface of base is connected with supporting mechanism and support column, the last fixed surface of support column is connected with the rotation case, circular through-hole has all been seted up to the both ends lateral wall of rotation case, and the pore wall of circular through-hole rotates through first antifriction bearing and is connected with the connecting pipe, the pipe wall of connecting pipe is fixed to be cup jointed first gear, the inner wall fixedly connected with driving motor who rotates the case, driving motor's output fixedly connected with second gear. The utility model discloses can effectively reduce the sealing member wearing and tearing, can effectively strengthen the gas tightness of rotary evaporator simultaneously, guarantee rotary evaporator's operating mass, also can effectively improve rotary evaporator's mobility, and the safety of glass instrument when guaranteeing rotary evaporator and remove avoids causing unnecessary economic loss.
Description
Technical Field
The utility model relates to a rotary evaporator technical field especially relates to a rotary evaporator that can effectively strengthen the gas tightness.
Background
The rotary evaporator is a common laboratory equipment, consists of a motor, a distillation flask, a heating pot, a condenser pipe and the like, is mainly used for continuously distilling volatile solvents under a reduced pressure condition, is applied to the fields of chemistry, chemical engineering, biological medicine and the like, and can avoid zeolite addition and bumping because the distiller continuously rotates. Meanwhile, due to continuous rotation, the liquid is attached to the wall of the distiller to form a layer of liquid film, so that the evaporation area is enlarged, and the evaporation speed is increased.
The airtight part of current rotary evaporator and round bottom retort hookup location damages easily in the use, and then influences rotary evaporator's gas tightness to and influence the quality of rotary evaporator work, in addition, current rotary evaporator removes inconveniently, and glass instrument damages easily in the removal process, causes great economic loss.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving among the prior art rotary evaporator and damaging easily with the airtight part of round bottom retort hookup location in the use, and then influence rotary evaporator's gas tightness to and influence the quality of rotary evaporator work, and current rotary evaporator removes inconveniently, and the glass instrument damages easily in the removal process, causes great economic loss's problem, and the rotary evaporator who provides can effectively strengthen the gas tightness.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a rotary evaporator capable of effectively enhancing air tightness comprises a condenser, a round bottom distillation flask, a water bath, a collecting bottle and a base, wherein the upper surface of the base is fixedly connected with a supporting mechanism and a supporting column, the upper surface of the supporting column is fixedly connected with a rotating box, the side walls of two ends of the rotating box are respectively provided with a circular through hole, the hole wall of the circular through hole is rotatably connected with a connecting pipe through a first rolling bearing, the pipe wall of the connecting pipe is fixedly sleeved with a first gear, the inner wall of the rotating box is fixedly connected with a driving motor, the output end of the driving motor is fixedly connected with a second gear, the outer wall of the second gear is meshed with the outer wall of the first gear, the bottom end of the connecting pipe is fixedly connected with a connecting mechanism, the outer wall of the rotating box is fixedly connected with a connecting box, the side wall of the connecting box is fixedly connected with, the outer wall fixedly connected with first sealed pad of funnel, the lower fixed surface of base is connected with buffer gear.
Preferably, the supporting mechanism includes the bracing piece with fixed surface connection on the base, the pole wall of bracing piece is fixed to be cup jointed two adjustable rings, the outer wall fixedly connected with support ring of adjustable ring, the screw has been seted up to the outer wall of adjustable ring, and the pore wall threaded connection of screw hole has fixing bolt, one of them the inner wall of support ring and the outer wall fixed connection of condenser, another the inner wall of support ring and the outer wall swing joint of receiving flask.
Preferably, coupling mechanism include with the bottom fixed connection's of connecting pipe intubate, the fixed cover of having connect the connecting cover of outer wall of intubate, the inner wall swing joint of connecting cover has the second to seal up, the outer wall of intubate and the inner wall swing joint of round bottom retort, the inner wall threaded connection of connecting the cover has solid fixed ring.
Preferably, buffer gear include with the equal fixed connection's of base lower surface four corners department telescopic link, the bottom fixedly connected with universal wheel of telescopic link, the spring has been cup jointed in the pole wall activity of telescopic link, the both ends of spring respectively with the upper surface of base and the top fixed connection of universal wheel, the upper surface swing joint of base has two symmetric distribution's through-hole, and the pore wall swing joint of through-hole has the threaded rod, the bottom fixedly connected with vacuum chuck of threaded rod, the pole wall threaded connection of threaded rod has a screw thread section of thick bamboo and nut.
Preferably, the outer wall of the supporting column is fixedly connected with a control panel.
Preferably, the wall of the connecting pipe is movably adjusted to be provided with a baffle, the outer wall of the baffle is fixedly connected with the inner wall of the connecting box, and the outer wall of the baffle is fixedly connected with the side wall of the first sealing gasket.
Preferably, the top of condenser is fixed to be communicated with the hose, the bottom of hose is fixed to be communicated with the outer wall of connecting box, the bottom of condenser is fixed to be communicated with the honeycomb duct, and the bottom of honeycomb duct is inserted into the collecting bottle.
Preferably, the inner wall of the support ring is fixedly connected with a rubber pad.
Preferably, the outer wall of the connecting box is fixedly connected with a pressure gauge.
Compared with the prior art, the utility model provides a can effectively strengthen rotary evaporator of gas tightness possesses following beneficial effect:
1. the rotary evaporator capable of effectively enhancing the air tightness comprises a connecting pipe, an insertion pipe, a second sealing gasket and a connecting box, when the rotary evaporator is used, a round bottom distillation flask is firstly inserted into the insertion pipe, then a bottle mouth of the round bottom distillation flask is connected with a connecting cover, the second sealing gasket is enabled to block the top end of the round bottom distillation flask, then a fixing ring is used for fixing, the round bottom distillation flask is prevented from shaking, the round bottom distillation flask and the connecting pipe are integrally rotated, the abrasion of sealing pieces such as a first sealing gasket is reduced, the sealing performance of the connection of the round bottom distillation flask is guaranteed, then the round bottom distillation flask is fed through a feeding valve, water is simultaneously added into a water bath kettle, then a condenser is communicated, a driving motor and the water bath kettle are simultaneously started, the driving motor enables the connecting pipe to rotate through a first gear and a second gear, meanwhile, the connecting pipe enables the round bottom distillation, meanwhile, the air tightness of the rotary evaporator can be effectively enhanced, and the working quality of the rotary evaporator is guaranteed.
2. The rotary evaporator capable of effectively enhancing the air tightness is provided with the universal idler wheel, the spring, the telescopic rod and the vacuum sucker, when the rotary evaporator needs to be moved, the rotary evaporator is moved through the universal wheels to ensure the moving efficiency of the rotary evaporator, meanwhile, the glass instrument of the rotary evaporator is prevented from being damaged by jolt in the moving process through the buffer capacity of the telescopic rod and the spring in the moving process, the normal use of the rotary evaporator is ensured, after the rotary evaporator is moved to a working position, the vacuum chuck is contacted with the ground and is tightly connected with the ground, and the nut and the threaded cylinder are rotated to extrude the base so as to ensure the stability of the rotary evaporator, the mechanism can effectively improve the moving performance of the rotary evaporator, simultaneously ensure the safety of a glass instrument when the rotary evaporator moves, and avoid causing unnecessary economic loss.
The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can effectively reduce the sealing member wearing and tearing, can effectively strengthen the gas tightness of rotary evaporator simultaneously, guarantee rotary evaporator's operating mass, also can effectively improve rotary evaporator's removal performance, and the safety of glass instrument when guaranteeing rotary evaporator and removing avoids causing unnecessary economic loss.
Drawings
Fig. 1 is a schematic structural diagram of a rotary evaporator capable of effectively enhancing air tightness according to the present invention;
FIG. 2 is a schematic structural view of a portion A of a rotary evaporator capable of effectively enhancing air tightness according to the present invention;
FIG. 3 is a schematic structural view of a portion B of a rotary evaporator effective in enhancing air tightness according to the present invention;
fig. 4 is a schematic structural diagram of a portion C of a rotary evaporator capable of effectively enhancing air tightness according to the present invention.
In the figure: 1 condenser, 2 round bottom distillation flask, 3 water bath, 4 collecting bottle, 5 base, 6 supporting mechanism, 61 supporting rod, 62 fixing bolt, 63 supporting ring, 64 adjusting ring, 7 connecting mechanism, 71 inserting tube, 72 connecting cover, 73 second sealing gasket, 74 fixing ring, 8 buffer mechanism, 81 telescopic rod, 82 universal wheel, 83 spring, 84 threaded rod, 85 vacuum suction cup, 86 threaded cylinder, 87 nut, 9 first sealing gasket, 10 supporting column, 11 rotating box, 12 connecting pipe, 13 first gear, 14 driving motor, 15 second gear, 16 connecting box, 17 charging valve, 18 funnel, 19 control panel, 20 hose, 21 guide pipe.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-4, a rotary evaporator capable of effectively enhancing air tightness comprises a condenser 1, a round bottom distillation flask 2, a water bath 3, a collection flask 4 and a base 5, wherein the upper surface of the base 5 is fixedly connected with a supporting mechanism 6 and a supporting column 10, the upper surface of the supporting column 10 is fixedly connected with a rotating box 11, the side walls of two ends of the rotating box 11 are respectively provided with a circular through hole, the hole wall of the circular through hole is rotatably connected with a connecting pipe 12 through a first rolling bearing, the pipe wall of the connecting pipe 12 is fixedly connected with a first gear 13, the inner wall of the rotating box 11 is fixedly connected with a driving motor 14, the output end of the driving motor 14 is fixedly connected with a second gear 15, the outer wall of the second gear 15 is meshed with the outer wall of the first gear 13, the bottom end of the connecting pipe 12 is fixedly connected with a connecting mechanism 7, the outer wall of the rotating box, the top end of the connecting pipe 12 is fixedly communicated with a funnel 18, the outer wall of the funnel 18 is fixedly connected with a first sealing gasket 9, and the lower surface of the base 5 is fixedly connected with a buffer mechanism 8.
The supporting mechanism 6 comprises a supporting rod 61 fixedly connected with the upper surface of the base 5, two adjusting rings 64 are fixedly sleeved on the rod wall of the supporting rod 61, the outer wall of each adjusting ring 64 is fixedly connected with a supporting ring 63, the outer wall of each adjusting ring 64 is provided with a screw hole, the hole wall of each screw hole is in threaded connection with a fixing bolt 62, the inner wall of one supporting ring 63 is fixedly connected with the outer wall of the condenser 1, the inner wall of the other supporting ring 63 is movably connected with the outer wall of the collecting bottle 4, the position of the condenser 1 and the position of the collecting bottle 4 can be adjusted by the mechanism, and the collecting bottles 4.
The connecting mechanism 7 comprises an inserting pipe 71 fixedly connected with the bottom end of the connecting pipe 12, a connecting cover 72 is fixedly sleeved on the outer wall of the inserting pipe 71, a second sealing gasket 73 is movably connected on the inner wall of the connecting cover 72, the outer wall of the inserting pipe 71 is movably connected with the inner wall of the round bottom distillation flask 2, a fixing ring 74 is connected on the inner wall of the connecting cover 72 in a threaded manner, the round bottom distillation flask 2 is inserted into the inserting pipe 71, then the mouth of the round bottom distilled bottle 2 is connected with the connecting cover 72, and the second sealing gasket 73 is used for plugging the top end of the round bottom distilled bottle 2, then, the fixing ring 74 is used for fixing to prevent the round bottom distillation flask 2 from shaking, so that the round bottom distillation flask 2 and the connecting pipe 12 are integrally rotated, the abrasion of the sealing parts such as the first sealing gasket 9 is reduced, the sealing performance of the connection of the round bottom distillation flask 2 is ensured, the mechanism can effectively reduce the abrasion of the sealing element, effectively enhance the air tightness of the rotary evaporator and guarantee the working quality of the rotary evaporator.
The buffer mechanism 8 comprises a telescopic rod 81 fixedly connected with four corners of the lower surface of the base 5, a universal wheel 82 is fixedly connected with the bottom end of the telescopic rod 81, a spring 83 is movably sleeved on the rod wall of the telescopic rod 81, two ends of the spring 83 are respectively fixedly connected with the upper surface of the base 5 and the top end of the universal wheel 82, the upper surface of the base 5 is movably connected with two through holes which are symmetrically distributed, the hole wall of each through hole is movably connected with a threaded rod 84, a vacuum chuck 85 is fixedly connected with the bottom end of the threaded rod 84, the rod wall of the threaded rod 84 is in threaded connection with a threaded barrel 86 and a nut 87, the rotary evaporator is moved through the universal wheel 82, the moving efficiency of the rotary evaporator is guaranteed, meanwhile, the glass instrument is prevented from being damaged due to jolt in the moving process by the buffer capacity of the telescopic rod 81 and the spring 83 in the moving, after the rotary evaporator is moved to a working position, the vacuum chuck 85 is contacted with the ground and is tightly connected with the ground, and meanwhile, the nut 87 and the threaded cylinder 86 are rotated to extrude the base 5, so that the placing stability of the rotary evaporator is guaranteed.
The outer wall of the support column 10 is fixedly connected with a control panel 19, and the control panel 19 can control the rotating speed of the driving motor 14.
The pipe wall of connecting pipe 12 is adjusted movably and is had the baffle, and the outer wall of baffle and connecting box 16's inner wall fixed connection, the outer wall of baffle and the lateral wall fixed connection of first sealed 9 that fill up, the leakproofness that the baffle can ensure first sealed 9 to connect.
The fixed intercommunication in top of condenser 1 has hose 20, and the fixed intercommunication in outer wall of the bottom of hose 20 and connecting box 16, the fixed intercommunication in bottom of condenser 1 have honeycomb duct 21, and in the bottom of honeycomb duct 21 inserted the receiving flask 4, condenser 1 can condense steam, and can prevent that distillation steam from breaking away from extravagantly.
The inner wall fixedly connected with rubber pad of support ring 63, rubber pad 63 can avoid support ring 63 to harm the receiving flask.
The outer wall fixedly connected with manometer of junction box 16, the manometer can detect the inside pressure variation of rotary evaporator, and driving motor 14 and water bath 3 pass through control panel 19 and external power source electric connection, can guarantee to obtain the support of power supply volume at the during operation, and this electric connection is prior art, and belongs to the familiar technical means of skilled person, therefore need not be repeated.
In the utility model, when the rotary evaporator is used, firstly, the round bottom distillation flask 2 is inserted into the insertion tube 71, then the bottle mouth of the round bottom distillation flask 2 is connected with the connecting cover 72, and the second sealing gasket 73 is used for plugging the top end of the round bottom distillation flask 2, then the fixing ring 74 is used for fixing, the round bottom distillation flask 2 is prevented from shaking, the round bottom distillation flask 2 and the connecting tube 12 are integrally rotated, the abrasion of sealing parts such as the first sealing gasket 9 is reduced, the sealing performance of the connection of the round bottom distillation flask 2 is ensured, then the feeding valve 17 feeds the round bottom distillation flask 2, and simultaneously adds water into the water bath pot 3, then the condenser 1 is communicated, the driving motor 14 and the water bath pot 3 are simultaneously started, the driving motor 14 enables the connecting tube 12 to rotate through the first gear 13 and the second gear 15, meanwhile, the connecting tube 12 enables the distillation flask 2 to rotate through the insertion tube 71, the, meanwhile, the air tightness of the rotary evaporator can be effectively enhanced, the working quality of the rotary evaporator is guaranteed, when the rotary evaporator needs to be moved, the rotary evaporator is moved through the universal wheels 82, so that the moving efficiency of the rotary evaporator is guaranteed, meanwhile, the glass instrument of the rotary evaporator is prevented from being damaged by jolt in the moving process through the buffer capacity of the telescopic rod 81 and the spring 83 in the moving process, the normal use of the rotary evaporator is ensured, after the rotary evaporator is moved to the working position, the vacuum chuck 85 is contacted with the ground and is tightly connected with the ground, meanwhile, the nut 87 and the thread cylinder 86 are rotated to extrude the base 5, so that the placing stability of the rotary evaporator is ensured, the mechanism can effectively improve the moving performance of the rotary evaporator, simultaneously ensure the safety of a glass instrument when the rotary evaporator moves, and avoid causing unnecessary economic loss.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (9)
1. The rotary evaporator capable of effectively enhancing the air tightness comprises a condenser (1), a round bottom distillation flask (2), a water bath (3), a collecting bottle (4) and a base (5), and is characterized in that the upper surface of the base (5) is fixedly connected with a supporting mechanism (6) and a supporting column (10), the upper surface of the supporting column (10) is fixedly connected with a rotating box (11), the side walls of the two ends of the rotating box (11) are respectively provided with a circular through hole, the hole wall of the circular through hole is rotatably connected with a connecting pipe (12) through a first rolling bearing, the pipe wall of the connecting pipe (12) is fixedly sleeved with a first gear (13), the inner wall of the rotating box (11) is fixedly connected with a driving motor (14), the output end of the driving motor (14) is fixedly connected with a second gear (15), the outer wall of the second gear (15) is meshed with the outer wall of the first gear (13), the bottom fixedly connected with coupling mechanism (7) of connecting pipe (12), outer wall fixedly connected with connecting box (16) of rotation case (11), the lateral wall fixedly connected with charging valve (17) of connecting box (16), the fixed intercommunication in top of connecting pipe (12) has funnel (18), the first sealed pad (9) of outer wall fixedly connected with of funnel (18), the lower fixed surface of base (5) is connected with buffer gear (8).
2. The rotary evaporator capable of effectively enhancing air tightness according to claim 1, wherein the supporting mechanism (6) comprises a supporting rod (61) fixedly connected with the upper surface of the base (5), two adjusting rings (64) are fixedly sleeved on the rod wall of the supporting rod (61), a supporting ring (63) is fixedly connected with the outer wall of each adjusting ring (64), a screw hole is formed in the outer wall of each adjusting ring (64), a fixing bolt (62) is connected with the hole wall of each screw hole in a threaded manner, the inner wall of one supporting ring (63) is fixedly connected with the outer wall of the condenser (1), and the inner wall of the other supporting ring (63) is movably connected with the outer wall of the collecting bottle (4).
3. The rotary evaporator capable of effectively enhancing air tightness according to claim 1, wherein the connection mechanism (7) comprises an insertion tube (71) fixedly connected with the bottom end of the connection tube (12), a connection cover (72) is fixedly sleeved on the outer wall of the insertion tube (71), a second sealing gasket (73) is movably connected with the inner wall of the connection cover (72), the outer wall of the insertion tube (71) is movably connected with the inner wall of the round bottom distillation flask (2), and a fixing ring (74) is screwed on the inner wall of the connection cover (72).
4. The rotary evaporator capable of effectively enhancing air tightness according to claim 1, wherein the buffering mechanism (8) comprises a telescopic rod (81) fixedly connected with four corners of the lower surface of the base (5), a universal wheel (82) is fixedly connected to the bottom end of the telescopic rod (81), a spring (83) is movably sleeved on the rod wall of the telescopic rod (81), two ends of the spring (83) are fixedly connected with the upper surface of the base (5) and the top end of the universal wheel (82) respectively, two through holes are movably connected to the upper surface of the base (5) and are symmetrically distributed, a threaded rod (84) is movably connected to the hole wall of each through hole, a vacuum suction cup (85) is fixedly connected to the bottom end of each threaded rod (84), and a threaded barrel (86) and a nut (87) are connected to the rod wall of each threaded rod (84).
5. A rotary evaporator according to claim 1 wherein the outer wall of the support column (10) is fixedly connected to a control panel (19).
6. The rotary evaporator capable of effectively enhancing air tightness according to claim 1, wherein a baffle plate is movably adjusted on the pipe wall of the connecting pipe (12), the outer wall of the baffle plate is fixedly connected with the inner wall of the connecting box (16), and the outer wall of the baffle plate is fixedly connected with the side wall of the first sealing gasket (9).
7. The rotary evaporator capable of effectively enhancing air tightness according to claim 1, wherein the top end of the condenser (1) is fixedly communicated with a hose (20), the bottom end of the hose (20) is fixedly communicated with the outer wall of the connecting box (16), the bottom end of the condenser (1) is fixedly communicated with a flow guide pipe (21), and the bottom end of the flow guide pipe (21) is inserted into the collecting bottle (4).
8. A rotary evaporator according to claim 2 wherein the inner wall of the support ring (63) is fixedly connected with a rubber pad.
9. A rotary evaporator according to claim 1 wherein the outer wall of the connecting box (16) is fixedly connected with a pressure gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921521136.1U CN211536577U (en) | 2019-09-12 | 2019-09-12 | Rotary evaporator capable of effectively enhancing air tightness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921521136.1U CN211536577U (en) | 2019-09-12 | 2019-09-12 | Rotary evaporator capable of effectively enhancing air tightness |
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| Publication Number | Publication Date |
|---|---|
| CN211536577U true CN211536577U (en) | 2020-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921521136.1U Expired - Fee Related CN211536577U (en) | 2019-09-12 | 2019-09-12 | Rotary evaporator capable of effectively enhancing air tightness |
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| CN (1) | CN211536577U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113171738A (en) * | 2021-04-20 | 2021-07-27 | 金溪华香香料有限公司 | Production system for separating linalyl acetate by taking celery as raw material |
-
2019
- 2019-09-12 CN CN201921521136.1U patent/CN211536577U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113171738A (en) * | 2021-04-20 | 2021-07-27 | 金溪华香香料有限公司 | Production system for separating linalyl acetate by taking celery as raw material |
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| CF01 | Termination of patent right due to non-payment of annual fee |