CN220176074U

CN220176074U - Device for concentrating hydrochloric acid by reverse distillation

Info

Publication number: CN220176074U
Application number: CN202320970049.4U
Authority: CN
Inventors: 仲其国; 陈茂华; 蔡明�; 吕宇
Original assignee: Jiangsu Yinzhu Group Haibai Technology Co ltd
Current assignee: Jiangsu Yinzhu Group Haibai Technology Co ltd
Priority date: 2023-04-26
Filing date: 2023-04-26
Publication date: 2023-12-15
Anticipated expiration: 2033-04-26

Abstract

The utility model provides a device for concentrating hydrochloric acid by reverse distillation, which comprises a reactor, an absorber, a condenser, an airflow pipeline and a gas sensor, wherein the reactor is of a sandwich structure, a heating pipeline is arranged in the sandwich structure, the heater is connected with a power supply, the absorber is provided with a buffer device, and the buffer device is connected with an exhaust pipe; the gas sensor can accurately detect and control the gas concentration in the device, so that the efficiency and the precision in the hydrochloric acid preparation process can be improved, and corrosion damage of the hydrochloric acid to equipment can be effectively avoided.

Description

Device for concentrating hydrochloric acid by reverse distillation

Technical Field

The utility model belongs to the field of chemical industry, and particularly relates to a device for concentrating hydrochloric acid by reverse distillation.

Background

Distillation equipment is commonly used in the process of extracting concentrated hydrochloric acid, and the hydrochloric acid is often treated by adopting a distillation process in the process of preparing and separating; in the existing distillation process, the efficiency and the precision of distillation are often insufficient, and due to the product characteristics of hydrochloric acid, the hydrochloric acid can cause corrosion and damage to distillation equipment to a certain extent.

Disclosure of Invention

In order to solve the problems, the utility model discloses a device for reversely distilling and concentrating hydrochloric acid.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

the utility model provides a device of reverse distillation concentration hydrochloric acid, includes reactor, absorber, condenser, air current pipeline and gas sensor, the reactor is sandwich structure, be equipped with heating pipeline in the sandwich structure, heating pipeline connects the heater, is annular heating state in making the reactor, and the heating is stable, the power is connected to the heater, the absorber is equipped with buffer, buffer connects the blast pipe, the reactor is connected gas sensor, gas sensor with air current pipeline links to each other, the condenser is located the reactor top, the condenser is equipped with the collection liquid storehouse.

Further, the air flow pipeline comprises a first air flow pipeline and a second air flow pipeline, the second air flow pipeline is connected with the liquid collecting device, and the arrangement of the second air flow pipeline can effectively avoid the reverse flow of hydrochloric acid liquid.

Further, the first gas flow pipeline is attached to the inner wall of the reactor and extends upwards.

Further, the gas sensor is provided with a switch valve, so that the efficiency and the precision in the hydrochloric acid preparation process can be improved, and corrosion damage of the hydrochloric acid to equipment can be effectively avoided.

Further, a feed inlet is arranged above the reactor.

Further, a compressor is arranged on the side of the reactor, and the compressor is connected with the second airflow pipeline.

The beneficial effects of the utility model are as follows:

the utility model provides a device for concentrating hydrochloric acid by reverse distillation, which has the advantages that the sandwich structure of a reactor enables a heating state to be more stable, hydrochloric acid gas is prevented from contacting with the inner wall of the reactor, and the generated gas cannot corrode the device; the gas sensor can accurately detect and control the gas concentration in the device, so that the efficiency and the precision in the hydrochloric acid preparation process can be improved, and corrosion damage of the hydrochloric acid to equipment can be effectively avoided.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model.

List of drawing identifiers:

1. the reactor, 2, absorber, 3, condenser, 4, gas flow pipeline, 5, gas sensor, 6, heating pipeline, 7, heater, 8, power supply, 9, buffer device, 10, exhaust pipe, 11, liquid collecting device, 12, first gas flow pipeline, 13, second gas flow pipeline, 14, switching valve, 15, charge door, 16, compressor, 17, sandwich structure.

Detailed Description

The present utility model is further illustrated in the following drawings and detailed description, which are to be understood as being merely illustrative of the utility model and not limiting the scope of the utility model. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. Furthermore, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1, the utility model provides a device for concentrating hydrochloric acid by reverse distillation, which comprises a reactor 1, an absorber 2, a condenser 3, an airflow pipeline 4 and a gas sensor 5, wherein the reactor 1 is of a sandwich structure 17, a heating pipeline 6 is arranged in the sandwich structure 17, the heating pipeline 6 is connected with a heater 7, the reactor 1 is in an annular heating state, the heating is stable, the heater 7 is connected with a power supply 8, the absorber 2 is provided with a buffer device 9, the buffer device 9 is connected with an exhaust pipe 10, the reactor 1 is connected with the gas sensor 5, the gas sensor 5 is connected with the airflow pipeline 6, the condenser 3 is positioned above the reactor 1, the condenser 3 is provided with a liquid collecting bin 18, the airflow pipeline 4 comprises a first airflow pipeline 12 and a second airflow pipeline 13, the second airflow pipeline 13 is connected with a liquid collecting device 11, the arrangement of the second airflow pipeline 13 can effectively prevent hydrochloric acid from flowing backwards, the first airflow pipeline 12 is attached to the inner wall of the reactor 1 to extend upwards, the gas sensor 5 is provided with a switch valve 14, the efficiency and precision in the hydrochloric acid preparation process can be improved, corrosion damage caused by the hydrochloric acid is effectively avoided, the upper part of the reactor 1 is provided with a compressor 15, and a compressor is arranged on the side of the reactor 1.

It should be noted that the foregoing merely illustrates the technical idea of the present utility model and is not intended to limit the scope of the present utility model, and that a person skilled in the art may make several improvements and modifications without departing from the principles of the present utility model, which fall within the scope of the claims of the present utility model.

Claims

1. The utility model provides a device of reverse distillation concentration hydrochloric acid, its characterized in that, including reactor (1), absorber (2), condenser (3), air current pipeline (4) and gas sensor (5), reactor (1) is sandwich structure (17), be equipped with heating tube (6) in sandwich structure (17), heating tube (6) connect heater (7), power (8) are connected to heater (7), absorber (2) are equipped with buffer (9), blast pipe (10) are connected to buffer (9), reactor (1) are connected gas sensor (5), gas sensor (5) with air current pipeline (4) link to each other, condenser (3) are located reactor (1) top, condenser (3) are equipped with liquid collection storehouse (18).

2. An apparatus for the reverse distillation concentration of hydrochloric acid according to claim 1, characterized in that the gas flow conduit (4) comprises a first gas flow conduit (12) and a second gas flow conduit (13), the second gas flow conduit (13) being connected to the liquid collecting means (11).

3. An apparatus for the reverse distillation of concentrated hydrochloric acid according to claim 2, wherein the first gas flow pipe (12) is extended upward to fit the inner wall of the reactor (1).

4. An apparatus for the reverse distillation concentration of hydrochloric acid according to claim 1, characterized in that the gas sensor (5) is provided with an on-off valve (14).

5. An apparatus for the reverse distillation concentration of hydrochloric acid according to claim 1, characterized in that a feed inlet (15) is provided above the reactor (1).

6. An apparatus for the reverse distillation concentration of hydrochloric acid according to claim 2, characterized in that a compressor (16) is provided laterally of the reactor (1), said compressor (16) being connected to the second gas flow conduit (13).