CN213492057U

CN213492057U - Multi-angle rotating evaporimeter

Info

Publication number: CN213492057U
Application number: CN202022145090.7U
Authority: CN
Inventors: 梁杰; 李健; 涂勇彬
Original assignee: Chengdu Jieruisi Technology Co ltd
Current assignee: Chengdu Jieruisi Technology Co ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-06-22
Anticipated expiration: 2030-09-25

Abstract

The utility model discloses a multi-angle rotating evaporimeter, including control support, pot cover and aspiration pump, the inside arrangement of control support has electric telescopic handle, the angular scale central point runs through threaded rod, connecting pipe surface middle part is fixed with the angle needle, the connecting pipe left end is connected with the condenser pipe settle on control support right side has the heating pan, the pot cover is connected in the heating pan right side, the aspiration pump is fixed in control support top right side, aspiration pump bottom right side is connected with the gas delivery hose. This multi-angle rotating evaporimeter can make the connecting pipe take place to incline through rotating the threaded rod, and the angle needle is rotatory thereupon and the scale of steering angle scale this moment to the inclination of connecting pipe is clearly made clear and definite, is favorable to mastering the detail position of experiment flow, thereby improves the experiment success rate, can make through electric telescopic handle and cooperate the inclination that is favorable to the multi-angle to adjust the solution bottle with the threaded rod, thereby makes things convenient for the solution bottle accuracy to sink inside the heating pot.

Description

Multi-angle rotating evaporimeter

Technical Field

The utility model relates to a rotatory evaporimeter technical field specifically is a multi-angle rotating evaporimeter.

Background

A rotary evaporator, also called a rotary evaporator, is 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, and is applied to the fields of chemistry, chemical engineering, biological medicine and the like.

The inclination adjustment of the existing rotary evaporator cannot be accurate, the inclination can be controlled in an approximate range only through experience, the experimental process cannot be controlled in a fine mode, and the multi-angle rotary evaporator is provided for the above situation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-angle rotary evaporator to provide its gradient adjustment of general rotary evaporator and can't be accurate in solving above-mentioned background art, can only be through experience with gradient control in an approximate within range, be unfavorable for the problem of meticulous control experiment flow.

In order to achieve the above object, the utility model provides a following technical scheme: a multi-angle rotary evaporator comprises a control bracket, a pan cover and an air pump, wherein an electric telescopic rod is arranged in the control bracket, an angle scale is arranged on one side of the top end of the electric telescopic rod, a threaded rod penetrates through the center part of the angle scale, one end of the threaded rod is connected with a connecting pipe, an angle needle is fixed in the middle of the surface of the connecting pipe, a solution bottle is connected in the right end of the connecting pipe, a condenser pipe is connected at the left end of the connecting pipe, a collecting bottle is connected at the bottom of the condenser pipe, a tetrafluoro needle type valve is connected at the bottom of the collecting bottle, a heating pan is arranged on the right side of the control bracket, the pan cover is connected to the right side of the heating pan, a placement groove is formed in the surface of the pan cover, a blocking piece is arranged in the placement groove, a torsional spring is, and the top of the air extracting pump is connected with an air heating box, the top of the air heating box is embedded with a filter sponge, and the right side of the bottom of the air extracting pump is connected with an air hose.

Preferably, the angle scale is fixedly connected with the electric telescopic rod, and the threaded rod is in threaded connection with the electric telescopic rod.

Preferably, the connecting pipe, the solution bottle, the condenser pipe and the collecting bottle form an adjustable structure through the threaded rod and the electric telescopic rod, and the connecting pipe, the solution bottle, the condenser pipe and the collecting bottle form a lifting structure through the electric telescopic rod.

Preferably, the blocking piece forms a movable structure with the pot cover through the placing groove, and the bottom of the pot cover is attached to the top of the rotary blocking plate.

Preferably, the rotary baffle is of an elastic structure formed between the torsion spring and the pot cover, and the side face of the rotary baffle is attached to the inner wall of the pot cover.

Preferably, the air extracting pump is fixedly connected with the control support, and the vertical center line of the air extracting pump is coincided with the vertical center line of the air heating box.

Preferably, the filtering sponge and the air heating box form a communicated structure with the air conveying hose through the air extracting pump, and the surface of the filtering sponge is of a microporous structure.

Preferably, the gas transmission hose is of a flexible structure, and the structural size of an outer opening of the gas transmission hose is matched with that of an inner opening of the connecting pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

this multi-angle rotating evaporimeter can make the connecting pipe take place the slope through rotating the threaded rod, the angle needle is rotatory thereupon and the scale of steering angle scale this moment, thereby the inclination of connecting pipe is clearly made clear and definite, be favorable to mastering the detail position of experiment flow, thereby improve the experiment success rate, and convenient just contact training personnel operates, and can make the connecting pipe go up and down through electric telescopic handle, cooperate the inclination that is favorable to the multi-angle to adjust the solution bottle with the threaded rod, thereby make things convenient for inside the solution bottle accuracy sinks to the heating pan.

This multi-angle rotating evaporimeter, solution bottle cover the pot cover after sinking into heating pot inside, and it is inside to revolve the rotatory messenger solution bottle of baffle atress and get into the arrangement groove, can block the vacant position of arrangement inslot portion through revolving the baffle this moment with the closing and stopping piece, is favorable to keeping the inside heat of hot pot and exempts from to receive and dissipate to improve the stability of the inside temperature of hot pot.

This multi-angle rotating evaporimeter, the experiment is ended the back and need take off the condenser pipe and wash the disinfection to inside, and can be fast through the aspiration pump with the hot-air injection condenser pipe after the air heating case heating inside to the inside water stain of fast drying, thereby improve the cleaning efficiency, and outside air need pass and filter the sponge and just can heat, can filter the absorption to the air through filtering the sponge, avoid impurity to get into inside the condenser pipe.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the front view structure of the pot cover of the present invention;

fig. 3 is a schematic side view of the threaded rod of the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a control bracket; 2. an electric telescopic rod; 3. an angle scale; 4. a threaded rod; 5. a connecting pipe; 6. an angle needle; 7. a solution bottle; 8. a condenser tube; 9. a collection bottle; 10. a tetrafluoro needle valve; 11. heating the pan; 12. a pot cover; 13. a placing groove; 14. sealing the blocking piece; 15. a torsion spring; 16. rotating the baffle; 17. an air pump; 18. an air heating box; 19. filtering the sponge; 20. an air hose.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a multi-angle rotary evaporator comprises a control bracket 1, a pot cover 12 and an air pump 17, wherein an electric telescopic rod 2 is arranged inside the control bracket 1, an angle scale 3 is arranged on one side of the top end of the electric telescopic rod 2, a threaded rod 4 penetrates through the center part of the angle scale 3, one end of the threaded rod 4 is connected with a connecting pipe 5, an angle needle 6 is fixed in the middle of the surface of the connecting pipe 5, a solution bottle 7 is connected inside the right end of the connecting pipe 5, a condensation pipe 8 is connected with the left end of the connecting pipe 5, a collecting bottle 9 is connected with the bottom of the condensation pipe 8, a tetrafluoro needle type valve 10 is connected with the bottom of the collecting bottle 9, the connecting pipe 5, the solution bottle 7, the condensation pipe 8, the collecting bottle 9 forms an adjustable structure through the threaded rod 4 and the electric telescopic rod 2, the connecting pipe 5, the solution bottle 7, the condensation pipe 8, the collecting bottle 9 forms a lifting structure through the electric telescopic, the inclination of the connecting pipe 5 can be adjusted by manually rotating the threaded rod 4 to rotate along the inside of the electric telescopic rod 2, and the angle needle 6 rotates along with the threaded rod and points to the scale of the angle scale 3, so that the inclination angle of the connecting pipe 5 is clear and definite, and the control on the detailed part of the experimental process is facilitated, so that the success rate of the experiment is improved, and the operation of an initial contact trainee is facilitated, the connecting pipe 5 can be lifted through the electric telescopic rod 2, the inclination angle of the solution bottle 7 can be adjusted in multiple angles by matching with the threaded rod 4, the solution bottle 7 can be conveniently and accurately sunk into the heating pot 11, the bottom of the collecting bottle 9 is connected with a tetrafluoro needle valve 10, and the experiment can be continued while collecting liquid in the later period by opening and closing;

the right side of the control bracket 1 is provided with a heating pot 11, a pot cover 12 is connected with the right side of the heating pot 11, the surface of the pot cover 12 is provided with a placing groove 13, the placing groove 13 is internally provided with a blocking piece 14, the bottom of the inner wall of the pot cover 12 is provided with a torsion spring 15, the surface of the torsion spring 15 is connected with a rotary baffle 16, the blocking piece 14 forms a movable structure through the placing groove 13 and the pot cover 12, the bottom of the pot cover 12 is attached to the top of the rotary baffle 16, the rotary baffle 16 forms an elastic structure through the torsion spring 15 and the pot cover 12, the side surface of the rotary baffle 16 is attached to the inner wall of the pot cover 12, the solution bottle 7 is sunk into the heating pot 11 and then covered with the pot cover 12, the rotary baffle 16 is stressed to rotate to enable the solution bottle 7 to enter the placing groove 13, at the moment, the vacant position in the placing groove 13 can be blocked through the rotary baffle 16 and the blocking piece 14, namely, the blocking piece 14 is stressed to lift along, the heat in the heating pot 11 is kept free from being absorbed and dissipated, so that the stability of the temperature in the heating pot 11 is improved;

the air pump 17 is fixed on the right side of the top of the control support 1, the top of the air pump 17 is connected with the air heating box 18, the top of the air heating box 18 is embedded with a filter sponge 19, the right side of the bottom of the air pump 17 is connected with an air delivery hose 20, the air pump 17 is fixedly connected with the control support 1, the vertical central line of the air pump 17 coincides with the vertical central line of the air heating box 18, the filter sponge 19 and the air heating box 18 form a communicated structure with the air delivery hose 20 through the air pump 17, the surface of the filter sponge 19 is of a microporous structure, the air delivery hose 20 is of a flexible structure, the size of an outer opening structure of the air delivery hose 20 is identical with that of an inner opening structure of the connecting pipe 5, the solution bottle 7, the condenser pipe 8 and the collecting bottle 9 need to be detached after the test for washing and disinfection of the inside, but large water stains are adhered on the inner wall after, can be fast through aspiration pump 17 this moment with the hot-air after 18 heats of air heating case along the inside connecting pipe 5, solution bottle 7, condenser pipe 8, the inside of receiving flask of infusing of air hose 20 to the inside water stain of rapid draing, thereby improve the cleaning efficiency, and outside air need pass filter sponge 19 and just can heat, can filter the absorption to the air through filter sponge 19, avoid impurity to get into inside condenser pipe 8.

The working principle is as follows: when the multi-angle rotary evaporator is used, firstly, a solution bottle 7 containing the solution to be distilled is connected with a connecting pipe 5, then a collecting bottle 9 is connected with the bottom of a condensing pipe 8, air in the connecting pipe 5, the solution bottle 7, the condensing pipe 8 and the collecting bottle 9 is pumped out by a vacuum pump, then the inclination of the connecting pipe 5 can be adjusted by manually rotating a threaded rod 4 to rotate along the inside of an electric telescopic rod 2, at the moment, an angle needle 6 rotates along with the threaded rod and points to the scale of an angle disc 3, so that the inclination angle of the connecting pipe 5 is clearly defined, the connecting pipe 5 can be lifted up and down by the electric telescopic rod 2, the inclination angle of the multi-angle solution bottle 7 can be adjusted by matching with the threaded rod 4, the solution bottle 7 can be conveniently and accurately sunk into a heating pot 11, then a pot cover 12 is covered after the solution bottle 7 is sunk into the heating pot 11, a rotary baffle 16 is stressed to rotate to enable, at this time, the empty part inside the placing groove 13 can be blocked by the rotary baffle 16 and the sealing baffle 14, namely, the sealing baffle 14 is forced to lift along the inside of the placing groove 13, the rotary baffle 16 is always attached to the bottom surface of the bottle mouth part of the solution bottle 7 through the torsion spring 15, then the heating pot 11 heats the solution inside the solution bottle 7 to generate steam, the steam enters the condensing tube 8 to be cooled and liquefied and then enters the collecting bottle 9 to be stored, the tetrafluoro needle valve 10 is opened and closed to enable the liquid to be collected at the later stage, the test is continued, finally, after the test is finished, the connecting tube 5, the solution bottle 7, the condensing tube 8 and the collecting bottle 9 need to be disassembled to wash and disinfect the inside, but after washing, the inner wall always adheres to large water stains can be eliminated only through airing, at this time, hot air heated by the electric heating wire inside the air heating box 18 can be quickly injected into the connecting tube 5 through the air delivery, Inside solution bottle 7, condenser pipe 8, receiving flask 9 to the inside water stain of fast drying, thereby improve the cleaning efficiency, and the outside air need pass and filter sponge 19 and just can heat, can filter the absorption to the air through filtering sponge 19, avoid impurity to get into inside condenser pipe 8.

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

1. The utility model provides a multi-angle rotating evaporimeter, includes control support (1), pot cover (12) and aspiration pump (17), its characterized in that: an electric telescopic rod (2) is arranged in the control support (1), an angle scale (3) is arranged on one side of the top end of the electric telescopic rod (2), a threaded rod (4) penetrates through the center of the angle scale (3), a connecting pipe (5) is connected to one end of the threaded rod (4), an angle needle (6) is fixed in the middle of the surface of the connecting pipe (5), a solution bottle (7) is connected to the inside of the right end of the connecting pipe (5), a condensing pipe (8) is connected to the left end of the connecting pipe (5), a collecting bottle (9) is connected to the bottom of the condensing pipe (8), a tetrafluoro needle valve (10) is connected to the bottom of the collecting bottle (9), a heating pot (11) is arranged on the right side of the control support (1), a pot cover (12) is connected to the right side of the heating pot (11), a placing groove (13) is formed in the surface of the pot cover, pot cover (12) inner wall bottom is provided with torsional spring (15), and torsional spring (15) surface connection has rotary baffle (16), aspiration pump (17) are fixed in control support (1) top right side, and aspiration pump (17) top is connected with air heating case (18), the embedding of air heating case (18) top has filtering sponge (19), aspiration pump (17) bottom right side is connected with gas transmission hose (20).

2. The multi-angle rotary evaporator as set forth in claim 1, wherein: the angle scale (3) is fixedly connected with the electric telescopic rod (2), and the threaded rod (4) is in threaded connection with the electric telescopic rod (2).

3. The multi-angle rotary evaporator as set forth in claim 1, wherein: the adjustable structure is formed between the connecting pipe (5), the solution bottle (7), the condensing pipe (8) and the collecting bottle (9) through the threaded rod (4) and the electric telescopic rod (2), and the connecting pipe (5), the solution bottle (7), the condensing pipe (8) and the collecting bottle (9) form a lifting structure through the electric telescopic rod (2).

4. The multi-angle rotary evaporator as set forth in claim 1, wherein: the blocking piece (14) forms a movable structure with the pot cover (12) through the placing groove (13), and the bottom of the pot cover (12) is attached to the top of the rotary baffle (16).

5. The multi-angle rotary evaporator as set forth in claim 1, wherein: the rotary baffle (16) forms an elastic structure with the pot cover (12) through the torsion spring (15), and the side surface of the rotary baffle (16) is attached to the inner wall of the pot cover (12).

6. The multi-angle rotary evaporator as set forth in claim 1, wherein: the air pump (17) is fixedly connected with the control support (1), and the vertical center line of the air pump (17) is coincided with the vertical center line of the air heating box (18).

7. The multi-angle rotary evaporator as set forth in claim 1, wherein: the filtering sponge (19) and the air heating box (18) form a communicated structure with the air delivery hose (20) through the air suction pump (17), and the surface of the filtering sponge (19) is of a microporous structure.

8. The multi-angle rotary evaporator as set forth in claim 1, wherein: the air hose (20) is of a flexible structure, and the structural size of an outer opening of the air hose (20) is matched with that of an inner opening of the connecting pipe (5).