CN210356065U

CN210356065U - Novel rotary evaporator

Info

Publication number: CN210356065U
Application number: CN201920772276.XU
Authority: CN
Inventors: 马首锋; 马冲; 禹电波
Original assignee: Gongyi City Yuhua Instrument Co ltd
Current assignee: Gongyi City Yuhua Instrument Co ltd
Priority date: 2019-05-27
Filing date: 2019-05-27
Publication date: 2020-04-21
Anticipated expiration: 2029-05-27

Abstract

The utility model belongs to the technical field of laboratory paraphernalia, specific saying so relates to a novel rotary evaporator, mainly be in order to provide a novel rotary evaporator, the effectual lift steadiness ability that improves rotary evaporator in the control lift water bath pot process provides a novel rotary evaporator, including the platform base, be provided with rotary flask at the top connection of platform base, be provided with the gas guide bottle at rotary flask's rear end intercommunication, it is provided with snakelike condenser to communicate on the gas guide bottle, snakelike condenser's bottom is connected with the receiving flask, still is provided with the basic panel on the platform base, is provided with linkage lead screw elevating gear on the basic panel, is provided with connecting platform at linkage lead screw elevating gear's top, has seted up the mounting groove on connecting platform, has placed the water bath pot body in the mounting groove; novel structural design's rotary evaporator, very big improvement rotary evaporator's whole practicality.

Description

Novel rotary evaporator

Technical Field

The utility model belongs to the technical field of laboratory equipment; in particular to a novel rotary evaporator.

Background

The rotary evaporator is a device for quickly concentrating a liquid sample; heating and decompressing the sample in a spherical glass container, and continuously rotating to increase the evaporation surface area and accelerate the evaporation speed; the rotary evaporator is mainly used for concentration, crystallization, drying, separation and solvent recovery in the industries of medicine, chemical engineering, biological pharmacy and the like; the principle is that under the vacuum condition, the constant temperature heating is carried out, so that the rotary bottle rotates at a constant speed, the material forms a large-area film on the wall of the bottle, and the high-efficiency evaporation is carried out; the solvent vapor is cooled by a high-efficiency glass condenser and recovered in a collecting bottle, so that the evaporation efficiency is greatly improved; the method is particularly suitable for the concentration and purification of biological products which are easy to decompose and denature at high temperature; the water bath of the rotary evaporator is mainly used for the constant-temperature heating function of the rotary evaporation flask, so that the solution in the flask is heated, diffused and evaporated in the rotary flask under negative pressure; in the working process of the rotary evaporator, the water bath kettle is lifted to a contact rotary station of the rotary flask through the lifting mechanism, and is put down through the lifting device when not working; however, most of the lifting mechanisms adopted in the prior art are motor lifting systems with single structures, the overall structure stability is poor, and no good limiting structure exists in the lifting process, so that the technical problem of lifting vibration deviation is caused; meanwhile, after the test is finished, water in the water bath kettle is usually discharged, the discharge mode that a discharge port is arranged at the bottom of the water bath kettle is mostly adopted in the prior art, but the problem that a receiving container cannot be placed can occur due to the space limitation of a laboratory workbench, so that great inconvenience is brought to the water discharging process.

Disclosure of Invention

The utility model discloses an inventive purpose:

the main lifting stability performance of the rotary evaporator in the control lifting water bath process is improved effectively, the whole operation stability performance of the rotary evaporator is improved effectively, the drainage convenience performance of the water bath is improved greatly by setting a siphon pipeline, the problem of difficulty in drainage caused by space limitation of the traditional rotary evaporator is solved, and the whole practicability of the rotary evaporator is improved greatly.

The technical scheme of the utility model is that:

the utility model provides a novel rotary evaporator, including the platform base, top connection at the platform base is provided with rotatory flask, rear end intercommunication at rotatory flask is provided with the gas guide bottle, the intercommunication is provided with snakelike condenser on the gas guide bottle, snakelike condenser's bottom is connected with the receiving flask, still be provided with basic panel on the platform base, be provided with linkage lead screw elevating gear on basic panel, top at linkage lead screw elevating gear is provided with connection platform, the mounting groove has been seted up on connection platform, the water bath body has been placed in the mounting groove.

The linkage lead screw lifting device comprises four lifting lead screws which are symmetrically arranged on a base panel, a lifting motor is further arranged on the base panel, a coupler is further arranged at the middle position of every two adjacent lifting lead screws, and the couplers are respectively connected with the lifting motor and the lifting lead screws through a power transmission shaft and a power distribution shaft.

The lifting limiting groove of the U-shaped structure is further arranged on the end face of the platform base, the connecting platform is provided with a connecting sleeve matched with the lifting limiting groove, a lifting rotating shaft is arranged in the connecting sleeve, and lifting pulleys attached to the end face of the lifting limiting groove are arranged at two ends of the lifting rotating shaft.

The inside of the water bath body is also provided with a siphon pipe with an L-shaped structure, and the siphon pipe is fixed through a connecting buckle arranged on the inner wall of the water bath body.

The siphon is also connected with a rubber hose; the rubber hose is provided with a rubber siphon ball matched with the diameter of the rubber hose.

The utility model has the advantages that:

this novel structural design's rotary evaporator, the effectual lift steadiness ability that improves rotary evaporator at the control lift water bath in-process not only, the effectual whole smooth operation performance that improves rotary evaporator, the swift convenience ability of drainage that sets up very big improvement water bath through the siphon pipeline moreover has solved traditional rotary evaporator and has caused because of the difficult problem of drainage of space restriction, very big improvement rotary evaporator's whole practicality.

Drawings

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

fig. 2 is a schematic top view of the linkage screw lifting device of the present invention;

fig. 3 is a schematic view of the linkage screw lifting device of the present invention;

fig. 4 is a schematic structural view of the lifting limiting groove of the present invention.

In the figure; 1 is a platform base; 2 is a rotary flask; 3 is a gas guide bottle; 4 is a snakelike condenser; 5 is a collecting bottle; 6 is a base panel; 7 is a linkage lead screw lifting device; 8 is a connecting platform; 9 is a mounting groove; 10 is a water bath kettle body; 11 is a lifting screw rod; 12 is a lifting motor; 13 is a coupling; 14 is a power transmission shaft; 15 is a power distribution shaft; 16 is a lifting limit groove; 17 is a connecting sleeve; 18 is a lifting rotating shaft; 19 is a lifting pulley; 20 is a siphon pipe; 21 is a connecting buckle; 22 is a rubber hose; and 23 is a rubber siphon ball.

Detailed Description

The following detailed description of embodiments of the present invention is made with reference to the accompanying drawings.

As shown in fig. 1-4, a novel rotary evaporator is provided, including platform base 1, top connection at the platform base is provided with rotatory flask 2, rear end intercommunication at rotatory flask is provided with gas guide bottle 3, the intercommunication is provided with snakelike condenser 4 on gas guide bottle, snakelike condenser's bottom is connected with receiving flask 5, still be provided with basic panel 6 on the platform base, be provided with linkage lead screw elevating gear 7 on basic panel, be provided with connection platform 8 at linkage lead screw elevating gear's top, mounting groove 9 has been seted up on connection platform, water bath kettle body 10 has been placed in the mounting groove.

The linkage lead screw lifting device comprises four lifting lead screws 11 which are symmetrically arranged on a base panel, a lifting motor 12 is further arranged on the base panel, a coupler 13 is further arranged at the middle position of every two adjacent lifting lead screws, and the couplers are respectively connected with the lifting motor and the lifting lead screws through a power transmission shaft 14 and a power distribution shaft 15.

The end face of the platform base is also provided with a lifting limiting groove 16 with a U-shaped structure, the connecting platform is provided with a connecting sleeve 17 matched with the lifting limiting groove, a lifting rotating shaft 18 is arranged in the connecting sleeve, and two ends of the lifting rotating shaft are provided with lifting pulleys 19 attached to the end face of the lifting limiting groove.

The inside of the water bath body is also provided with a siphon pipe 20 with an L-shaped structure, and the siphon pipe is fixed through a connecting buckle 21 arranged on the inner wall of the water bath body.

The siphon is also connected with a rubber hose 22; the rubber hose is provided with a rubber siphon ball 23 matched with the pipe diameter.

The rotary evaporator with the novel structural design is novel and unique in structure, and the lifting stability of the rotary evaporator in the process of controlling the lifting of the water bath kettle is effectively improved through the arrangement of the linkage lead screw lifting device in the running process of the rotary evaporator; in the specific setting process, four lifting screws which are symmetrically arranged are arranged, a lifting motor is arranged on a base panel, a coupler is arranged at the middle position of each adjacent lifting screw, and the couplers are respectively connected with the lifting motor and the lifting screws through a power transmission shaft and a power distribution shaft; the synchronous lifting process of the four lifting screws is controlled simultaneously through the structural arrangement of a single motor in the lifting process; the water bath kettle is more stable and efficient in the process of lifting the station; meanwhile, a lifting limiting groove of a U-shaped structure is arranged on the end face of the platform base, a connecting sleeve matched with the lifting limiting groove is arranged on the connecting platform, a lifting rotating shaft is arranged in the connecting sleeve, and lifting pulley structures attached to the end face of the lifting limiting groove are arranged at two ends of the lifting rotating shaft, so that a limiting and positioning effect is achieved in the whole lifting process; when the rotary evaporator is used and the water bath kettle needs to be drained, the water can be drained through the independently arranged siphon pipeline, so that the inconvenience caused by the limitation of laboratory space to the drainage process is avoided; meanwhile, a rubber hose and a rubber siphon ball can be arranged, the rubber siphon ball is extruded by aiming at the rubber hose to generate negative pressure, and water in the water bath kettle is conveniently discharged; this novel structural design's rotary evaporator, the effectual lift steadiness ability that improves rotary evaporator at the control lift water bath in-process not only, the effectual whole smooth operation performance that improves rotary evaporator, the swift convenience ability of drainage that sets up very big improvement water bath through the siphon pipeline moreover has solved traditional rotary evaporator and has caused because of the difficult problem of drainage of space restriction, very big improvement rotary evaporator's whole practicality.

Claims

1. The utility model provides a novel rotary evaporator, includes the platform base, is provided with rotatory flask at the top connection of platform base, is provided with the gas guide bottle at the rear end intercommunication of rotatory flask, and the intercommunication is provided with snakelike condenser on the gas guide bottle, and its characterized in that is connected with the receiving flask in snakelike condenser's bottom: still be provided with the basic panel on the platform base, be provided with linkage lead screw elevating gear on the basic panel, be provided with connection platform at linkage lead screw elevating gear's top, seted up the mounting groove on connection platform, placed the water bath body in the mounting groove.

2. A novel rotary evaporator according to claim 1 wherein: the linkage lead screw lifting device comprises four lifting lead screws which are symmetrically arranged on a base panel, a lifting motor is further arranged on the base panel, a coupler is further arranged at the middle position of every two adjacent lifting lead screws, and the couplers are respectively connected with the lifting motor and the lifting lead screws through a power transmission shaft and a power distribution shaft.

3. A novel rotary evaporator according to claim 1 or 2 wherein: the lifting limiting groove of the U-shaped structure is further arranged on the end face of the platform base, the connecting platform is provided with a connecting sleeve matched with the lifting limiting groove, a lifting rotating shaft is arranged in the connecting sleeve, and lifting pulleys attached to the end face of the lifting limiting groove are arranged at two ends of the lifting rotating shaft.

4. A novel rotary evaporator according to claim 1 wherein: the inside of the water bath body is also provided with a siphon pipe with an L-shaped structure, and the siphon pipe is fixed through a connecting buckle arranged on the inner wall of the water bath body.

5. The novel rotary evaporator of claim 4, wherein: the siphon is also connected with a rubber hose; the rubber hose is provided with a rubber siphon ball matched with the diameter of the rubber hose.