CN211383843U

CN211383843U - High-efficient solvent distillation plant

Info

Publication number: CN211383843U
Application number: CN201921537074.3U
Authority: CN
Inventors: 彭勇根; 彭也; 何敏
Original assignee: Zhuhai Jingrun Petrochemical Co ltd
Current assignee: Zhuhai Jingrun Petrochemical Co ltd
Priority date: 2019-09-16
Filing date: 2019-09-16
Publication date: 2020-09-01
Anticipated expiration: 2029-09-16

Abstract

The utility model relates to a chemical industry recycle technical field discloses a high-efficient solvent distillation plant, including distillation frame, distillation household utensils, recovery household utensils, fractionating tube, one-level condenser pipe and secondary condenser pipe, the pipe chute mouth and the distillation household utensils intercommunication of fractionating tube, the top of fractionating tube and the bottom intercommunication of one-level condenser pipe, the top of one-level condenser pipe and the top intercommunication of secondary condenser pipe, the bottom and the recovery household utensils intercommunication of secondary condenser pipe. The utility model discloses utilize the distillation method, fully will dissolve the solvent in the mixed liquid of fluid and separate with fluid, carry out repeated recycle to the solvent, avoided the waste of solvent.

Description

High-efficient solvent distillation plant

Technical Field

The utility model relates to an experiment waste liquid recycle technical field, especially a high-efficient solvent distillation plant.

Background

In the laboratory of the petrochemical industry, because the petroleum waste liquid after the experiment is very easy to adhere to the chemical glass instrument, the chemical glass instrument needs to be cleaned by a solvent capable of dissolving crude oil. If the mixed liquid after cleaning is directly discarded, the pollution is easily caused, the waste is very high, the solvent cost is high, if the oil liquid and the solvent are directly subjected to the recovery treatment of the waste liquid together, the waste of the solvent is easily caused, and the experiment cost is greatly increased.

SUMMERY OF THE UTILITY MODEL

In order to solve one of the above technical problems, the utility model provides a high-efficient solvent distillation plant.

The utility model provides a technical scheme that its technical problem adopted is: a high-efficiency solvent distillation device comprises a distillation frame, a distillation vessel, a recovery vessel, a fractionating pipe, a primary condensing pipe and a secondary condensing pipe, wherein an inclined pipe orifice of the fractionating pipe is communicated with the distillation vessel, an upper pipe orifice of the fractionating pipe is communicated with the bottom of the primary condensing pipe, a lower pipe orifice of the fractionating pipe is communicated with the recovery vessel, the top of the primary condensing pipe is communicated with the top of the secondary condensing pipe, the bottom of the secondary condensing pipe is communicated with the recovery vessel, the distillation frame is provided with a heating station and a recovery station, the distillation vessel is placed on the heating station, the recovery vessel is arranged on the recovery station, a first water inlet and a first water outlet are arranged on the pipe wall of the primary condensing pipe, a second water inlet and a second water outlet are arranged on the pipe wall of the secondary condensing pipe, the water inlet is communicated with a cooling water pipe, the water outlet is communicated with the second water inlet, and, and a pressure valve is arranged on the water outlet pipe.

For a further refinement of the above, the distillation vessel is a flask.

In a further improvement of the above solution, the recovery vessel is a reagent bottle.

For the further improvement of the scheme, the distiller comprises a base and a support frame arranged on the base, the heating station and the recovery station are arranged on the base, and the primary condenser pipe and the secondary distillation are fixed on the support frame.

In addition, the distillation vessel, the fractionating pipe, the primary condensing pipe, the secondary condensing pipe and the recovery vessel are communicated with each other through a conduit.

For the further improvement of the scheme, an electric heating plate is arranged on the heating station.

For the further improvement of the scheme, the pressure valve comprises a valve body, a steel ball arranged in the valve body and a spring for propping the steel ball, and the steel ball is used for propping against a water inlet of the valve body.

For the further improvement of the scheme, the water storage tank is arranged on a recovery station, and the recovery vessel is placed on the water storage tank.

The utility model has the advantages that:

the utility model utilizes the distillation method to fully separate the solvent in the mixed liquid dissolved with the oil from the oil, and repeatedly recycles the solvent, thereby avoiding the waste of the solvent;

2 after the mixed liquid is heated, the vaporized solvent is fully condensed by a secondary condensation mode and directly flows back to a recovery vessel through a fractionating pipe or at the top of a secondary condensation pipe, so that the distillation efficiency is improved;

the utility model controls the flow speed of the cooling water through the pressure valve, fully exerts the cooling effect of the cooling water, keeps the cooling temperature of the cooling water, and fully condenses the solvent steam in the airflow;

4 the utility model discloses a cooling water after will using lets in during retrieving the station, cools off heat preservation to retrieving the household utensils, has realized the process for the recovery of cooling water.

Drawings

The invention will be further described with reference to the following figures and examples:

FIG. 1 is a schematic overall structure diagram of a preferred embodiment of the present invention;

fig. 2 is a schematic structural view of a pressure valve according to a preferred embodiment of the present invention;

fig. 3 is a schematic structural diagram of a fractionating tube according to a preferred embodiment of the present invention.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 3 together, a preferred embodiment, a high-efficiency solvent distillation apparatus includes a distillation rack, a distillation vessel 2, a recovery vessel 6, a fractionating tube 3, a first-stage condensing tube 4 and a second-stage condensing tube 5, the distillation vessel 2 is used for containing mixed liquid to be distilled, the recovery vessel 6 is used for recovering solvent after distillation, the fractionating tube 3 is a ball-free fractionating tube 3 for returning condensed solvent in the first-stage condensing tube 4 to the recovery vessel 6, and the first-stage condensing tube 4 and the second-stage condensing tube 5 are both used for condensing solvent. The inclined tube mouth 31 of the fractionating tube 3 is communicated with the distillation vessel 2, the upper tube mouth 32 of the fractionating tube 3 is communicated with the bottom of the first-stage condensation tube 4, the lower tube mouth 33 of the fractionating tube 3 is communicated with the recovery vessel 6, the top of the first-stage condensation tube 4 is communicated with the bottom of the second-stage condensation tube 5, and the bottom of the second-stage condensation tube 5 is communicated with the recovery vessel 6. Solvent steam formed in the distillation vessel 2 enters the fractionating pipe 3, the solvent steam pressure flows along an upper pipe opening 32 of the fractionating pipe 3 and enters the first-stage condensation pipe 4, the first-stage condensation pipe 4 cools the solvent steam, the solvent steam is condensed into liquid drops on the pipe wall of the condensation pipe, the liquid drops flow into the recovery vessel 6 through the fractionating pipe 3, the continuously-rising solvent steam enters the second-stage condensation pipe 5, the second-stage condensation pipe 5 continues to further condense the residual solvent steam, and the condensed liquid drops flow into the recovery vessel 6. The distillation rack is provided with a heating station 111 and a recovery station 112, the distillation vessel 2 is arranged on the heating station 111, the recovery vessel 6 is arranged on the recovery station 112, the heating station 111 is used for heating the distillation vessel 2, and the recovery station 112 is used for placing the recovery station 112.

The first water inlet 41 and the first water outlet 42 are arranged on the pipe wall of the first-stage condensation pipe 4, the second water inlet 51 and the second water outlet 52 are arranged on the pipe wall of the second-stage condensation pipe 5, the first water inlet 41 is used for introducing cold water and communicated with the cold water pipe 10 providing a water source, the first water outlet 42 is communicated with the second water inlet 51, the second water outlet 52 is communicated with the water storage tank 7 through a water outlet pipe, and a pressure valve 8 is arranged on the water outlet pipe. The pressure valve 8 is used for controlling the flow speed of water on the primary condensation pipe 4 and the secondary condensation pipe 5, so that the condensation effect of the water is fully exerted, and heat is taken away.

Further, the retort 2 is a flask, which is a glass vessel with a neck used in a laboratory, is used for containing a liquid substance, and is called a flask because it can withstand a certain heat. The flask generally has a flat bottom and a round bottom, and generally has the appearance of a round, narrow neck, which is used in this example.

Further, the recovery vessel 6 is a reagent bottle, which is a narrow-mouth reagent bottle for containing liquid.

Further, the distiller comprises a base 11 and a support frame 12 arranged on the base 11, and a heating station 111 and a recovery station 112 are arranged on the base 11, and the first-stage condensation pipe 4 and the second-stage condensation pipe 5 can be fixed on the support frame 12 in a clamping manner. The heating station 111 and the recovery station 112 are arranged on the base 11, an electric heating plate 14 is arranged in the heating station 111, the electric heating plate 14 is equipment which uses an electric heating alloy wire as a heating material, uses a mica soft plate as an insulating material and is externally coated with a thin metal plate aluminum plate, a stainless steel plate and the like for heating. The electric heating plate 14 is used for heating the retort 2, and the retort 2 adopts a flat-bottomed flask for uniform heating.

Further, the pressure valve 8 comprises a valve body 81, a steel ball 82 arranged in the valve body 81 and a spring 83 for supporting the steel ball, a water inlet and a water outlet are formed in the valve body 81, the steel ball 82 supports against the water inlet, water flow enters the valve body 81 from the water inlet and leaves the valve body 81 through the water outlet, and the steel ball 82 is used for supporting water flow pressure to limit the flow of the water and quick-freeze to play a role in limiting the flow.

Further, the water storage tank 7 is arranged on the recovery station 112, and the recovery vessel 6 is placed in the water storage tank 7, so that the water in the water storage tank 7 can cool the recovery vessel 6, and the water in the condensation pipe can be recycled.

Furthermore, the fractionating pipe 3 is connected with the recovery vessel 6 through a conduit 9, the tops of the primary condenser pipe 4 and the secondary condenser pipe 5 are communicated through a gas guide pipe 13, and the first water outlet 42 is communicated with the second water inlet 51, the second water outlet 52 and the water storage tank 7 through the conduit 9, so that the function of mutual conduction among all the parts is realized.

In specific implementation, after the mixed liquid in the distillation vessel 2 is heated, the formed solvent steam passes through the liquid drops at the condensation part of the primary condensation pipe 4 and the secondary condensation pipe 5 in sequence and is recycled to the recycling vessel 6, and the solvent recycling process is completed.

The above description is only a preferred embodiment of the present invention, but the present invention is not limited to the above embodiments, and the technical effects of the present invention should be all included in the protection scope of the present invention as long as the technical effects are achieved by any of the same or similar means.

Claims

1. The high-efficiency solvent distillation device is characterized by comprising a distillation frame, a distillation vessel (2), a recovery vessel (6), a fractionating pipe (3), a primary condensing pipe (4) and a secondary condensing pipe (5), wherein an inclined pipe orifice (31) of the fractionating pipe (3) is communicated with the distillation vessel (2), an upper pipe orifice (32) of the fractionating pipe (3) is communicated with the bottom of the primary condensing pipe (4), a lower pipe orifice (33) of the fractionating pipe (3) is communicated with the recovery vessel, the top of the primary condensing pipe (4) is communicated with the top of the secondary condensing pipe (5), the bottom of the secondary condensing pipe (5) is communicated with the recovery vessel (6), the distillation frame is provided with a heating station (111) and a recovery station (112), the distillation vessel (2) is placed on the heating station (111), the recovery vessel (6) is arranged on the recovery station (112), and a water inlet (41) and a water outlet (42) are arranged on the pipe wall of the primary condensing pipe (4), and a second water inlet (51) and a second water outlet (52) are arranged on the pipe wall of the second-stage condensation pipe (5), the first water inlet (41) is filled with cold water, the first water outlet (42) is communicated with the second water inlet (51), the second water outlet (52) is communicated with the water storage tank (7) through a water outlet pipe, and a pressure valve (8) is arranged on the water outlet pipe.

2. A high efficiency solvent distillation apparatus as claimed in claim 1, wherein said distillation vessel (2) is a flask.

3. A high efficiency solvent distillation apparatus according to claim 1, wherein the recovery vessel (6) is a reagent bottle.

4. A high efficiency solvent distillation apparatus as claimed in claim 1, wherein the distiller comprises a base (11) and a support frame (12) disposed on the base (11), the heating station (111) and the recovery station (112) are disposed on the base (11), and the primary condenser (4) and the secondary distillation are fixed on the support frame (12).

5. A high efficiency solvent distillation apparatus as claimed in claim 1, wherein said distillation vessel (2), fractionation tube (3), primary condenser (4), secondary condenser (5) and recovery vessel (6) are connected to each other by pipes.

6. A high efficiency solvent distillation apparatus as claimed in claim 1, wherein said heating station (111) is provided with electric heating plates (14).

7. A high efficiency solvent distillation apparatus as claimed in claim 1, wherein the pressure valve (8) comprises a valve body (81), a steel ball (82) disposed in the valve body (81), and a spring (83) for supporting the steel ball (82), the steel ball (82) is used to support the water inlet of the valve body (81).

8. A high efficiency solvent distillation apparatus as claimed in claim 1, wherein the water storage tank (7) is disposed on the recovery station (112) and the recovery vessel (6) is placed on the water storage tank (7).