CN215693849U

CN215693849U - Production facility of quickly separating ethylene glycol antimony draw-out liquid

Info

Publication number: CN215693849U
Application number: CN202122317453.5U
Authority: CN
Inventors: 唐潇; 李资龙
Original assignee: Changsha Yexing Antimony Industry Co ltd
Current assignee: Changsha Yexing Antimony Industry Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-02-01
Anticipated expiration: 2031-09-24

Abstract

The utility model discloses production equipment for quickly separating glycol antimony draw-out liquid, relates to the field of glycol antimony processing, and aims to solve the problem of low separation efficiency of the existing glycol antimony draw-out liquid. The scheme includes that the cooling and backflow device comprises an inner container, a shell is fixedly connected to the inner container, a sealing cover is fixedly connected to the top of the shell, a stirring mechanism is arranged on the sealing cover, two groups of electric heating rods are fixedly connected between the shell and the inner container, discharge valves are fixedly connected to the bottom of the inner container, one ends of the discharge valves are communicated with the inner container, support legs are fixedly connected to the bottom of the shell, and a cooling and backflow mechanism is arranged on the left side of the shell. The utility model has the beneficial effects that: according to the utility model, the cooling reflux mechanism is arranged to separate the ethylene glycol and the water by utilizing the difference of the liquefaction temperatures of the ethylene glycol and the water, so that the production period is shortened, and the production efficiency is improved; the utility model carries out cooling separation by circulating liquid, has simple structure and low use cost.

Description

Production facility of quickly separating ethylene glycol antimony draw-out liquid

Technical Field

The utility model relates to the field of ethylene glycol antimony processing, in particular to production equipment for quickly separating ethylene glycol antimony draw-out liquid.

Background

The ethylene glycol antimony is white or bluish white crystal particles, is nontoxic and odorless, and is decomposed in humid air. Ethylene glycol antimony is the most novel catalyst applied to polyester polycondensation, and compared with antimony trioxide and antimony acetate, the ethylene glycol antimony has the following advantages: 1. the solubility in glycol solution is high, and the dispersibility is good. 2. High antimony content and high activity, and can improve the production capacity of the device. 3. The catalyst can not bring new impurities, can improve the inherent quality of the slice, and improve the spinning property of the post-processing.

The treatment method of the ethylene glycol antimony draw-out liquid in the existing ethylene glycol antimony production process is that the ethylene glycol antimony saturated solution and the ethylene glycol antimony draw-out liquid (containing a large amount of ethylene glycol) are separated, then water and ethylene glycol in the ethylene glycol draw-out liquid are subjected to low-temperature negative pressure separation, and then ethylene glycol is used; the method needs to carry out liquid transfer on the solution, prolongs the production period and has great influence on the production rate.

SUMMERY OF THE UTILITY MODEL

Objects of the utility model

In view of this, the utility model aims to provide a production device for rapidly separating glycol antimony draw-out liquid, so as to realize separation of glycol draw-out liquid without liquid transfer and accelerate production rate.

(II) technical scheme

In order to achieve the technical purpose, the utility model provides production equipment for quickly separating glycol antimony draw-out liquid, which comprises the following steps:

it includes the inner bag, fixedly connected with shell on the inner bag, the sealed lid of shell top fixedly connected with, sealed covering is provided with rabbling mechanism, sealed covering still fixedly connected with inlet pipe, the inlet pipe runs through sealed lid and extends to in the inner bag.

Two groups of electric heating rods with symmetrical positions are fixedly connected between the shell and the inner container, a discharge valve is fixedly connected to the bottom of the inner container, one end of the discharge valve is communicated with the inner container, a filter plate is fixedly connected to the bottom of the inner wall of the inner container, support legs are fixedly connected to the bottom of the shell, a cooling reflux mechanism is arranged on the left side of the shell and comprises an air outlet pipe, a valve, a connecting pipe, a support frame, a connecting cavity, a condensing pipe, a cooling tank and an exhaust pipe, the air outlet pipe is arranged on the top of the right side wall of the inner container, one end of the air outlet pipe is communicated with the inner container, and the other end of the air outlet pipe penetrates through the shell and extends out of the shell; the air outlet pipe is communicated with the connecting cavity through a connecting pipe, the support frame is erected on the left side of the shell, a plurality of groups of condensation pipes are vertically arranged in the cooling tank, and the upper end and the lower end of each condensation pipe penetrate through the cooling tank and extend out of the cooling tank to be respectively communicated with the exhaust pipe and the connecting cavity; the cooling tank is fixedly connected to the top of the support frame, and circulating liquid with the temperature of 75-90 ℃ is introduced into the cooling tank (18) in a circulating manner.

Specifically, the filter plate is used for separating the solid raw material and the ethylene glycol antimony saturated liquid.

Preferably, rabbling mechanism includes driving motor, frame, dwang and stirring rake, driving motor invert and with frame fixed connection, frame fixed connection is at sealed lid top center, dwang and driving motor pivot fixed connection, the dwang is connected and runs through sealed lid and extend to the inner bag with sealed airtight rotation, the stirring rake is provided with two sets ofly in the inner bag, and is two sets of the equal fixed connection of stirring rake is on the dwang body of rod.

Preferably, the dwang coincides with the inner bag axis, the dwang bottom is close to the inner bag bottom, and a set of position in two sets of stirring rake is close to the dwang tip.

Preferably, the body of condenser pipe in the cooling tank is the heliciform, the connection chamber is the infundibulate, cooling tank lateral wall top and bottom communicate respectively has inlet tube and outlet pipe, the connecting pipe slope sets up, the connection chamber position is higher than the valve position.

Specifically, the heliciform has increased the steam stroke, guarantees the separation effect, and the chamber is connected to the fill shape is convenient for the ethylene glycol backward flow, and the connecting pipe that the slope set up and the connecting chamber that the position is higher than the valve have guaranteed that the ethylene glycol can flow back smoothly, and 75 ℃ -90 ℃ circulating fluid prevents the vapor condensation when making the ethylene glycol condensation backward flow.

Preferably, a valve is arranged at the joint of the air outlet pipe and the connecting pipe.

Preferably, the number of the condensation pipes is 3-6 groups.

Preferably, the shell, the inner container and the sealing cover are all made of stainless steel, and the discharge valve is located in the center of the bottom of the inner container.

According to the technical scheme, the method has the following beneficial effects:

1: according to the utility model, the cooling reflux mechanism is arranged to separate the ethylene glycol and the water by utilizing the difference of the liquefaction temperatures of the ethylene glycol and the water, so that compared with the traditional liquid-transferring separation mode, the production period is shortened, and the production efficiency is improved.

2: the cooling reflux mechanism cools through the circulating liquid, and the device has a simple structure and low use cost.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic diagram of the internal structure of a production apparatus for rapidly separating glycol antimony draw-out liquid provided by the utility model.

FIG. 2 is a schematic diagram of an external structure of a production apparatus for rapidly separating glycol antimony draw-out liquid provided by the utility model.

Fig. 3 is an enlarged schematic view of a structure in fig. 1 according to the present invention.

Description of the drawings: 1. an inner container; 2. a housing; 3. a sealing cover; 4. a feed pipe; 5. an electric heating rod; 6. a discharge valve; 7. filtering the plate; 8. a drive motor; 9. a frame; 10. rotating the rod; 11. a stirring paddle; 12. an air outlet pipe; 13. a valve; 14. a connecting pipe; 15. a support frame; 16. a connecting cavity; 17. a condenser tube; 18. a cooling tank; 19. an exhaust pipe; 20. and (3) a support leg.

Detailed Description

The following description is merely exemplary in nature and is not intended to limit the present disclosure, application, or uses. It should be understood that throughout the drawings, identical or similar reference numerals indicate identical or similar parts and features. The drawings are only schematic representations of the concepts and principles of the embodiments of the disclosure, and do not necessarily show specific dimensions or proportions of the various embodiments of the disclosure. Certain features that are part of a particular figure may be exaggerated in order to illustrate relevant details or structures of embodiments of the present disclosure.

Referring to FIGS. 1-3:

example one

The utility model provides a production facility of quick separation ethylene glycol antimony draw-out liquid, includes inner bag 1, fixedly connected with shell 2 on the inner bag 1, the sealed lid 3 of 2 top fixedly connected with of shell, be provided with rabbling mechanism on the sealed lid 3, go back fixedly connected with inlet pipe 4 on the sealed lid 3, inlet pipe 4 runs through sealed lid 3 and extends to in the inner bag 1.

Still two sets of position symmetry's of fixedly connected with electric rod 5 between shell 2 and the inner bag 1, inner bag 1 bottom fixedly connected with bleeder valve 6, bleeder valve 6 one end and inner bag 1 intercommunication, inner bag 1 inner wall bottom fixedly connected with filter plate 7, shell 2 bottom fixedly connected with stabilizer blade 20, shell 2 left side is provided with cooling reflux mechanism.

Further, rabbling mechanism includes driving motor 8, frame 9, dwang 10 and stirring rake 11, driving motor 8 invert and with frame 9 fixed connection, frame 9 fixed connection is at sealed 3 top centers of lid,

dwang

10 and 8 pivot fixed connection of driving motor, dwang 10 and sealed 3 airtight rotation of lid are connected and run through sealed lid 3 and extend to inner bag 1 in, stirring rake 11 is provided with two sets ofly in inner bag 1, the equal fixed connection of two sets of stirring rake 11 is on the dwang 10 body of rod.

In the embodiment, the rotating rod 10 coincides with the axis of the liner 1, the bottom of the rotating rod 10 is close to the bottom of the liner 1, a group of positions in the two groups of stirring paddles 11 are close to the end part of the rotating rod 10, the shell 2, the liner 1 and the sealing cover 3 are made of stainless steel, and the discharge valve 6 is located at the center of the bottom of the liner 1.

It should be noted that, the rotating rod 10 is driven to rotate when the driving motor 8 operates, the rotating rod 10 rotates to drive the stirring paddle 11 to rotate, and the stirring paddle 11 stirs the raw material, so as to accelerate the reaction rate and ensure the reaction to be complete.

Example two

A production facility for rapidly separating glycol antimony draw-out liquid is characterized in that on the basis of the first embodiment, a cooling reflux mechanism comprises an air outlet pipe 12, a valve 13, a connecting pipe 14, a support frame 15, a connecting cavity 16, a condensing pipe 17, a cooling tank 18 and an exhaust pipe 19, wherein the air outlet pipe 12 is arranged at the top of the right side wall of an inner container 1, one end of the air outlet pipe is communicated with the inner container 1, and the other end of the air outlet pipe penetrates through a shell 2 and extends out of the shell 2; the air outlet pipe 12 is communicated with a connecting cavity 16 through a connecting pipe 14, the supporting frame 15 is erected on the left side of the shell 2, a plurality of groups of condensing pipes 17 are vertically arranged in the cooling tank 18, and the upper end and the lower end of each condensing pipe 17 penetrate through the cooling tank 18 and extend out of the cooling tank 18 to be respectively communicated with the exhaust pipe 19 and the connecting cavity 16; the cooling tank 18 is fixedly connected to the top of the support frame 15.

Further, the body of condenser pipe 17 in cooling tank 18 is the heliciform, connects chamber 16 to be the infundibulate, and 18 lateral wall tops of cooling tank communicate with the bottom respectively has inlet tube and outlet pipe, and connecting pipe 14 slopes to set up, connects chamber 16 position and is higher than valve 13 position, and outlet duct 12 is equipped with valve 13 with the junction of connecting pipe 14.

The body of condenser pipe 17 in cooling tank 18 is the heliciform in this embodiment, and connecting chamber 16 is the fill shape, and cooling tank 18 lateral wall top and bottom communicate respectively have inlet tube and outlet pipe, and connecting pipe 14 slope sets up, and connecting chamber 16 position is higher than valve 13 position, and the circulation lets in 75 ℃ -90 ℃ circulating fluid in cooling tank 18, and the quantity of condenser pipe 17 is 3 ~ 6 groups.

When the ethylene glycol/water mixed vapor in the inner container 1 passes through the cooling pipe 14, the ethylene glycol is condensed and refluxed due to a difference in liquefaction temperature between the ethylene glycol and the water, and the water vapor is discharged through the exhaust pipe 19.

The working principle is as follows: in the using process of the utility model, raw materials such as ethylene glycol and antimony trioxide are added into the liner 1 through the feeding pipe 4, the feeding pipe 4 is closed, the raw materials are heated through the electric heating rod 5 to reach the reaction temperature, the stirring paddle 11 is driven by the driving motor 8 to stir the raw materials, the reaction speed is accelerated, the reaction of the raw materials is ensured to be complete, after the reaction is finished, saturated ethylene glycol antimony solution is output through the filter plate 7 and the discharge valve 6, unreacted solid raw materials are remained, the valve 13 is opened, the mixed vapor of the ethylene glycol and water in the liner is led into the condensation pipe 17 through the valve 13, the connecting pipe 14 and the connecting cavity 16, the circulating liquid with the temperature of 75-90 ℃ is circularly led into the cooling tank 18 through the water inlet and the water outlet, the ethylene glycol vapor is condensed in the condensation pipe 17 and flows back into the liner 1, and the water vapor is continuously output from the exhaust pipe 19 through the condensation pipe 17.

Exemplary embodiments of the proposed solution of the present disclosure have been described in detail above with reference to preferred embodiments, however, it will be understood by those skilled in the art that many variations and modifications may be made to the specific embodiments described above, and that many combinations of the various technical features and structures presented in the present disclosure may be made without departing from the concept of the present disclosure, without departing from the scope of the present disclosure, which is defined by the appended claims.

Claims

1. The production equipment for quickly separating the glycol antimony draw-out liquid comprises a liner (1), and is characterized in that a shell (2) is fixedly connected to the liner (1), a sealing cover (3) is fixedly connected to the top of the shell (2), a stirring mechanism is arranged on the sealing cover (3), a feeding pipe (4) is also fixedly connected to the sealing cover (3), and the feeding pipe (4) penetrates through the sealing cover (3) and extends into the liner (1);

two groups of electric heating rods (5) with symmetrical positions are fixedly connected between the shell (2) and the inner container (1), the bottom of the inner container (1) is fixedly connected with a discharge valve (6), one end of the discharge valve (6) is communicated with the inner container (1), the bottom of the inner wall of the inner container (1) is fixedly connected with a filter plate (7), the bottom of the shell (2) is fixedly connected with a support leg (20), and the left side of the shell (2) is provided with a cooling reflux mechanism;

the cooling reflux mechanism comprises an air outlet pipe (12), a valve (13), a connecting pipe (14), a support frame (15), a connecting cavity (16), a condensing pipe (17), a cooling tank (18) and an air outlet pipe (19), wherein the air outlet pipe (12) is arranged at the top of the right side wall of the inner container (1), one end of the air outlet pipe is communicated with the inner container (1), and the other end of the air outlet pipe penetrates through the shell (2) and extends out of the shell (2); the air outlet pipe (12) is communicated with the connecting cavity (16) through a connecting pipe (14), the supporting frame (15) is erected on the left side of the shell (2), a plurality of groups of condensing pipes (17) are vertically arranged in the cooling tank (18), and the upper end and the lower end of each condensing pipe (17) penetrate through the cooling tank (18), extend out of the cooling tank (18), and are respectively communicated with the exhaust pipe (19) and the connecting cavity (16); the cooling tank (18) is fixedly connected to the top of the support frame (15); and circulating liquid at the temperature of 75-90 ℃ is introduced into the cooling tank (18) in a circulating manner.

2. The production equipment for quickly separating glycol antimony extract according to claim 1, characterized in that the stirring mechanism comprises a driving motor (8), a frame (9), a rotating rod (10) and stirring paddles (11), wherein the driving motor (8) is inverted and is fixedly connected with the frame (9), the frame (9) is fixedly connected to the top center of the sealing cover (3), the rotating rod (10) is fixedly connected with the rotating shaft of the driving motor (8), the rotating rod (10) is rotatably connected with the sealing cover (3) in a sealing manner and extends to the inner container (1) through the sealing cover (3), and the stirring paddles (11) are provided with two groups and two groups in the inner container (1), wherein the stirring paddles (11) are fixedly connected to the rod body of the rotating rod (10).

3. The production equipment for rapidly separating the glycol antimony draw-out liquid according to claim 2, characterized in that the rotating rod (10) is coincident with the axis of the inner container (1), the bottom of the rotating rod (10) is close to the bottom of the inner container (1), and one of the two groups of stirring paddles (11) is close to the end of the rotating rod (10).

4. The production equipment for quickly separating glycol antimony draw-out liquid according to claim 1, wherein the pipe body of the condensation pipe (17) in the cooling tank (18) is in a spiral shape, the connection cavity (16) is in a funnel shape, the top and the bottom of the side wall of the cooling tank (18) are respectively communicated with a water inlet pipe and a water outlet pipe, the connection pipe (14) is obliquely arranged, and the position of the connection cavity (16) is higher than that of the valve (13).

5. The production equipment for rapidly separating glycol antimony draw-out liquid according to claim 1, characterized in that a valve (13) is arranged at the joint of the gas outlet pipe (12) and the connecting pipe (14).

6. The production equipment for rapidly separating glycol antimony draw-out liquid according to claim 1, characterized in that the number of the condensation pipes (17) is 3-6 groups.

7. The production equipment for rapidly separating the glycol antimony draw-out liquid according to any one of claims 1 to 3, wherein the outer shell (2), the inner container (1) and the sealing cover (3) are all made of stainless steel, and the discharge valve (6) is positioned at the center of the bottom of the inner container (1).