CN214553666U

CN214553666U - Rotary evaporator

Info

Publication number: CN214553666U
Application number: CN202120049366.3U
Authority: CN
Inventors: 邹磊; 甘伟; 袁应莲
Original assignee: Chongqing Tianhang Testing Technology Co ltd
Current assignee: Chongqing Tianhang Testing Technology Co ltd
Priority date: 2021-01-09
Filing date: 2021-01-09
Publication date: 2021-11-02
Anticipated expiration: 2031-01-09

Abstract

The utility model provides a rotary evaporator relates to rotary evaporator technical field. This rotary evaporator includes the bottom plate, bottom plate top one side fixedly connected with heater, bottom plate top opposite side fixedly connected with places the piece, it is equipped with the collection ball to place a top, it is equipped with cooling body to collect the ball top, cooling body includes the condenser pipe, the condenser pipe is located and is collected the ball top and be connected through the pipe, condenser pipe top one side fixedly connected with water conservancy diversion ball and communicate with the water conservancy diversion ball mutually. This rotary evaporator passes through the setting of water conservancy diversion ball and can make the inside gas of entering condenser pipe can get into the auxiliary pipe through the top radian of water conservancy diversion ball inside to the messenger utilizes the setting of auxiliary pipe can increase the cooling of vapour, as shown in the figure, through the fixed of utilizing the heliciform fin, thereby can increase the cooling effect of condenser pipe, wholly does not do great change in the volume and has increased the utility model discloses well cooling effect of condenser pipe.

Description

Rotary evaporator

Technical Field

The utility model relates to a rotary evaporator technical field specifically is a rotary evaporator.

Background

A rotary evaporator, also called as rotary evaporator, is a common laboratory equipment, and is composed of a motor, a distillation flask, a heating pot, a condenser pipe and the like, wherein the distillation flask is an eggplant-shaped or round-bottom flask with a standard ground interface, the distillation flask is connected with a pressure reduction pump through a high-reflux snake-shaped condenser pipe, the other opening of the reflux condenser pipe is connected with a receiving flask with a ground interface and is used for receiving an evaporated organic solvent, the rotary evaporator is mainly used for continuously distilling volatile solvents under the pressure reduction condition and is applied to the fields of chemistry, chemical industry, biological medicine and the like, and the flask is rotated at a constant speed to increase the evaporation area under the optimum speed through electronic control. The evaporation flask was brought to a negative pressure by a vacuum pump. The evaporation flask is rotated and placed in a water bath kettle for constant temperature heating, and the solution in the flask is heated, diffused and evaporated in the rotating flask under negative pressure.

Traditional rotary evaporator all uses the condenser pipe to cool off at the in-service use in-process, can be when the too much bulky radiating effect of condenser pipe of vapour is not enough to cool off a large amount of vapour.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a rotary evaporator to solve traditional rotary evaporator who provides in the above-mentioned background art and all use the condenser pipe to cool off at the in-service use in-process, can be when the too big radiating effect of condenser pipe of excessive volume of vapour is not enough to carry out refrigerated problem to a large amount of vapour.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a rotary evaporator comprises a bottom plate, wherein a heater is fixedly connected to one side of the top of the bottom plate, a placing block is fixedly connected to the other side of the top of the bottom plate, a collecting ball is arranged at the top of the placing block, and a cooling mechanism is arranged at the top of the collecting ball;

cooling body includes the condenser pipe, the condenser pipe is located and is collected the ball top and be connected through the pipe, condenser pipe top one side fixedly connected with water conservancy diversion ball and communicate with the water conservancy diversion ball mutually, water conservancy diversion ball one side bottom fixedly connected with auxiliary tube, the auxiliary tube be the heliciform extend to the condenser pipe bottom and with condenser pipe bottom one side fixed connection, the inboard fixedly connected with heliciform fin of auxiliary tube, the inboard and outside fixed connection of condenser pipe of heliciform fin.

Preferably, an upright post is fixedly arranged between the placing block and the heater, and the upright post is fixedly connected to the top of the bottom plate.

Preferably, the inside slip of stand is equipped with the supporting shoe, supporting shoe one end fixedly connected with mount, mount fixed connection is in the condenser pipe outside, supporting shoe other end threaded connection has adjusting bolt.

Preferably, the heater is internally and fixedly provided with a heating ball, one side of the heating ball is fixedly connected with a conveying pipe, one end of the conveying pipe extends to one side of a connecting pipe between the condensation pipe and the collecting ball, and one end of the conveying pipe is fixedly provided with a pressure relief bolt.

Preferably, heater top fixedly connected with safety cover, the safety cover is made for transparent material, the heliciform fin is made for the metal material.

Preferably, a pressure rod is arranged at the top of the protective cover, the pressure rod is in threaded connection with the protective cover, and one end of the pressure rod extends to the top of the heating ball.

Preferably, the four corners of the bottom plate are fixedly connected with supporting legs, and the conveying pipe is arranged in an inclined mode.

The utility model provides a rotary evaporator, its beneficial effect who possesses as follows:

1. this rotary evaporator passes through the setting of water conservancy diversion ball and can make the inside gas of entering condenser pipe get into the auxiliary pipe through the radian stream at water conservancy diversion ball internal surface top inside, utilizes the setting of auxiliary pipe shape and position, can make gaseous auxiliary pipe increase and external heat exchange, thereby can reach the effect of cooling with higher speed, through the fixed of utilizing the heliciform fin, thereby can increase the further cooling effect that has increased of heat conduction effect of condenser pipe, wholly increased when the volume does not do great change the utility model discloses well condenser pipe's cooling effect makes the utility model discloses the suitability increases, convenient to use.

2. This rotary evaporator utilizes the safety cover to make for transparent material, can prevent that the inside liquid of heater from splashing when guaranteeing that the staff can accurately observe the inside situation of heater, has increased the utility model discloses a security, convenient to use.

Drawings

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

FIG. 2 is an enlarged view of the structure of part A of FIG. 1 according to the present invention;

fig. 3 is a top view of the present invention;

fig. 4 is an enlarged view of a portion B of fig. 3 according to the present invention.

In the figure: 1. a flow guide ball; 2. a condenser tube; 3. a support block; 4. a delivery pipe; 5. a column; 6. adjusting the bolt; 7. a pressure lever; 8. a protective cover; 9. a heater; 10. supporting legs; 11. a base plate; 12. placing the blocks; 13. collecting the balls; 14. a pressure relief bolt; 15. an auxiliary tube; 16. a fixed mount; 17. heating the ball; 18. a spiral-shaped heat sink.

Detailed Description

The embodiment of the utility model provides a rotary evaporator, as shown in fig. 1-4, including bottom plate 11, bottom plate 11 top one side fixedly connected with heater 9, heater 9 top fixedly connected with safety cover 8, safety cover 8 top are equipped with depression bar 7,

depression bar

7 and 8 threaded connection of safety cover and one end extend to heating ball 17 top. Make for transparent material with safety cover 8, can guarantee when the staff can accurately observe the inside situation of heater 9, prevented that the inside liquid of heater 9 from splashing, increased the utility model discloses a security. Protective cover 8 is made for transparent material, heater 9 is inside fixed to be equipped with heating ball 17, heating ball 17 one side fixedly connected with conveyer pipe 4, conveyer pipe 4 one end extends to condenser pipe 2 and collects one side of connecting pipe between the ball 13, the fixed pressure release bolt 14 that is equipped with of conveyer pipe 4 one end, 11 top opposite side fixedly connected with of bottom

plate place piece

12, 11 equal fixedly connected with supporting legs in four corners in bottom plate 10, conveyer pipe 4 sets up for the slope, place and fixedly be equipped with stand 5 between piece 12 and the heater 9. Inside slip of running through of stand 5 is equipped with supporting

shoe

3, and 3 one end fixedly connected with mounts 16 of supporting shoe, 16 fixed connection in the condenser pipe 2 outsides of mount, and 3 other end threaded connection of supporting shoe have adjusting

bolt

6, and 5 fixed connection of stand are placed 12 tops of piece and are equipped with collection ball 13 at the bottom plate 11 tops, and collection ball 13 tops is equipped with cooling body.

Cooling body includes condenser pipe 2, and condenser pipe 2 is located and is collected 13 tops and be connected through the pipe, and 2 top one side fixedly connected with water conservancy diversion balls 1 of condenser pipe are linked together with water

conservancy diversion ball

1, and 1 one side bottom fixedly connected with auxiliary tube 15 of water conservancy diversion ball utilizes the setting of auxiliary tube 15 can increase the cooling of vapour, and auxiliary tube 15 is the heliciform and extends to condenser pipe 2 bottom and with 2 bottom one side fixed connection of condenser pipe. The inboard fixedly connected with heliciform fin 18 of auxiliary tube 15, heliciform fin 18 are made for the metal material, utilize the fixed of heliciform fin 18 to can increase the cooling effect of condenser pipe 2, wholly increase when the volume does not do great change the utility model discloses well condenser pipe 2's cooling effect, 18 inboard and the condenser pipe 2 outside fixed connection of heliciform fin.

The implementation mode is specifically as follows: use the utility model discloses the time, at first because traditional rotary evaporator is in the in-service use process, all use condenser pipe 2 to cool off, can be when the too much bulky radiating effect of condenser pipe 2 of vapour is not enough to cool off a large amount of vapour, as shown in figure 1, can make the inside gas of entering condenser pipe 2 can get into inside the auxiliary tube 15 through the top radian entering of water conservancy diversion ball 1 through setting up of water conservancy diversion ball 1 to the messenger utilizes the setting of auxiliary tube 15 can increase the cooling of vapour. As shown in fig. 4, the cooling effect of the condenser tube 2 can be increased by fixing the spiral cooling fins 18, and the cooling effect of the condenser tube 2 is increased when the volume is not changed greatly. As shown in fig. 1, the protective cover 8 is made of transparent material, so that the worker can accurately observe the internal situation of the heater 9, and the internal liquid of the heater 9 is prevented from splashing, thereby increasing the safety and the convenience of use of the utility model.

The working principle is as follows: the arrangement of the flow guide ball 1 can enable the gas entering the interior of the condensation pipe 2 to enter the interior of the auxiliary pipe 15 through the radian of the top of the flow guide ball 1, so that the cooling of the steam can be increased by utilizing the arrangement of the auxiliary pipe 15. As shown in fig. 4, through utilizing the fixing of heliciform fin 18 to can increase the cooling effect of condenser pipe 2, wholly increased when the volume does not make great change the utility model discloses well condenser pipe 2's cooling effect utilizes safety cover 8 to make for transparent material, can prevent that the inside liquid of heater 9 from splashing when guaranteeing that the staff can accurately observe the inside situation of heater 9.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A rotary evaporator comprising a base plate (11), characterized in that: a heater (9) is fixedly connected to one side of the top of the bottom plate (11), a placing block (12) is fixedly connected to the other side of the top of the bottom plate (11), a collecting ball (13) is arranged at the top of the placing block (12), and a cooling mechanism is arranged at the top of the collecting ball (13);

cooling body includes condenser pipe (2), condenser pipe (2) are located and are collected ball (13) top and be connected through the pipe, condenser pipe (2) top one side fixedly connected with water conservancy diversion ball (1) and be linked together with water conservancy diversion ball (1), water conservancy diversion ball (1) one side bottom fixedly connected with auxiliary tube (15), auxiliary tube (15) are the heliciform and extend to condenser pipe (2) bottom and with condenser pipe (2) bottom one side fixed connection, auxiliary tube (15) inboard fixedly connected with heliciform fin (18), heliciform fin (18) inboard and condenser pipe (2) outside fixed connection.

2. A rotary evaporator according to claim 1 wherein: an upright post (5) is fixedly arranged between the placing block (12) and the heater (9), and the upright post (5) is fixedly connected to the top of the bottom plate (11).

3. A rotary evaporator according to claim 2 wherein: the novel condensing tube is characterized in that a supporting block (3) is arranged inside the upright post (5) in a sliding mode, one end of the supporting block (3) is fixedly connected with a fixing frame (16), the fixing frame (16) is fixedly connected to the outer side of the condensing tube (2), and the other end of the supporting block (3) is connected with an adjusting bolt (6) in a threaded mode.

4. A rotary evaporator according to claim 1 wherein: heater (9) inside fixed heating ball (17) that is equipped with, heating ball (17) one side fixedly connected with conveyer pipe (4), conveyer pipe (4) one end extends to condenser pipe (2) and collects one side of connecting pipe between ball (13), conveyer pipe (4) one end is fixed and is equipped with pressure release bolt (14).

5. A rotary evaporator according to claim 1 wherein: heater (9) top fixedly connected with safety cover (8), safety cover (8) are made for transparent material, heliciform fin (18) are made for the metal material.

6. A rotary evaporator according to claim 5 wherein: the top of the protective cover (8) is provided with a pressure lever (7), the pressure lever (7) is in threaded connection with the protective cover (8) and one end of the pressure lever extends to the top of the heating ball (17).

7. A rotary evaporator according to claim 4 wherein: the conveying device is characterized in that supporting legs (10) are fixedly connected to four corners of the bottom plate (11), and the conveying pipe (4) is arranged in an inclined mode.