CN216224371U - Device for preparing hydrogen chloride gas - Google Patents
Device for preparing hydrogen chloride gas Download PDFInfo
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- CN216224371U CN216224371U CN202122762554.3U CN202122762554U CN216224371U CN 216224371 U CN216224371 U CN 216224371U CN 202122762554 U CN202122762554 U CN 202122762554U CN 216224371 U CN216224371 U CN 216224371U
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- stirred tank
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Abstract
The utility model provides a device for preparing hydrogen chloride gas, which comprises a stirring kettle, a feeder and a dripping tank, wherein the feeder is arranged at the upper end of the stirring kettle and used for placing sodium chloride solids, the dripping tank is used for placing concentrated sulfuric acid liquid, the feeder is fixedly connected with a corresponding connector on the stirring kettle, and a discharge hole at the lower end of the feeder is inserted into the stirring kettle. The device is through the input material volume of control feeder and dropwise add jar to the contact volume of control concentrated sulfuric acid and solid sodium chloride, it is controllable to reach the reaction, and the reaction is more abundant, and the product does not agglomerate, the gaseous production of being convenient for. The stirrer is used for stirring the materials in the stirring kettle to ensure complete reaction, the interlayer of the tank body is used for circulating steam or refrigerant, the reaction temperature of the stirring kettle is adjusted, and the reaction efficiency is improved. The gas inlet pipe injects nitrogen into the stirring kettle, blows away the generated hydrogen chloride gas, and discharges the gas in time to participate in subsequent use. The method is convenient to operate, low in cost and suitable for industrial production and application.
Description
Technical Field
The utility model relates to the technical field of hydrogen chloride preparation devices, in particular to a device for preparing hydrogen chloride gas.
Background
Hydrogen chloride is a colorless and non-flammable gas, has extremely pungent smell, has specific gravity higher than that of air, generates white fog when meeting humid air, is very easy to dissolve in water, and generates hydrochloric acid. Hydrogen chloride is an important existing form of chlorine element and is also a very important chemical product and raw material. The hydrogen chloride is mainly used for preparing dyes, spices, medicaments, various chlorides and corrosion inhibitors.
The hydrogen chloride gas is industrially and laboratorially prepared by firstly using concentrated hydrochloric acid to react with concentrated sulfuric acid, the reactant is dangerous, the preparation danger is increased, and secondly, adding sodium chloride into concentrated sulfuric acid to react, the product is easy to agglomerate, the reaction is insufficient, and the operation is difficult to industrially operate. In addition, in the existing hydrogen chloride preparation device, the generation of hydrogen chloride gas is not easy to control, the pressure in the container is easy to be overlarge, the reaction is insufficient, and the efficiency is low.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a device for preparing hydrogen chloride gas, which solves the above problems of the prior art.
The technical problem solved by the utility model is realized by adopting the following technical scheme: a device for preparing hydrogen chloride gas comprises a stirring kettle, a feeder and a dropping tank, wherein the feeder is arranged at the upper end of the stirring kettle and used for placing sodium chloride solids, the dropping tank is used for placing concentrated sulfuric acid liquid, the feeder is fixedly connected with a corresponding interface on the stirring kettle, a discharge port at the lower end of the feeder is inserted into the stirring kettle so as to quantitatively control feeding, the dropping tank is fixedly arranged on the corresponding interface of the stirring kettle through a positioning frame and is inserted into the stirring kettle through a dropping pipe so as to drop liquid into the stirring kettle; the gas inlet pipe that is used for gaseous entering, the gaseous discharge pipe that is used for discharging reactant gas and the tail gas absorption tube that purifies carries out the gas in the stirred tank are still installed to stirred tank's upper end, gaseous inlet pipe, gaseous discharge pipe and tail gas absorption tube respectively with stirred tank on the mouth of pipe sealing connection that corresponds, be equipped with the valve of control break-make on gaseous inlet pipe, gaseous discharge pipe and the tail gas absorption tube respectively, the outer distolateral and air purification equipment of tail gas absorption tube are connected, gaseous inlet pipe connects the nitrogen gas jar outward, and the gas outlet of nitrogen gas jar is external to have a flow control valve to pour into nitrogen gas into to stirred tank.
As a further scheme of the utility model: a pressure meter and a temperature digital display used for detection are installed at the upper end of the stirring kettle, and a safety valve used for pressure relief is further arranged.
As a further scheme of the utility model: the stirred tank includes the top cap and with top cap sealing connection's the jar body, the inner wall of the top cap and the jar body is the anticorrosive coating, and the anticorrosive coating is withstand voltage acid-fast material and makes, just the lateral wall of the jar body is hollow sandwich structure for to stirred tank inside carry out temperature regulation, upper end one side lower extreme of the jar body is equipped with the control by temperature change import of intercommunication intermediate layer space, and lower extreme one side upper end of the jar body is equipped with the control by temperature change export of intercommunication intermediate layer space, the external pipeline of control by temperature change import and control by temperature change export.
As a further scheme of the utility model: the locating rack comprises a sealing plate connected with a corresponding interface of the stirring kettle, a supporting rod fixed on the sealing plate and a jacket arranged on the supporting rod and used for fixedly sleeving the dripping tank.
As a further scheme of the utility model: the upper portion side of dropwise add jar is equipped with the branch pipe, and the branch pipe is used for intercommunication dropwise add jar and stirred tank for keep dropwise add jar inside atmospheric pressure stable, in liquid can instil into stirred tank, the top of dropwise add jar is equipped with the filling opening, is equipped with the sealed valve of control on the filling opening, the external injection pipeline of valve.
As a further scheme of the utility model: the upper end of the dropping pipe is provided with a knob for controlling on-off, the lower end of the dropping pipe is provided with an electric control valve for controlling on-off, and the lower end of the dropping pipe is inserted into the stirring kettle through a sealing plate.
As a further scheme of the utility model: the stirred tank is provided with a stirrer for stirring, the stirrer comprises a driving mechanism arranged on the top cover and a stirring shaft in transmission connection with the driving mechanism, the stirring shaft is arranged in the stirred tank, stirring blades are distributed on the stirring shaft, the driving mechanism comprises a motor and a speed reducer integrally connected with the motor, and an output shaft of the speed reducer is fixedly connected with the stirring shaft through a shaft coupling.
As a further scheme of the utility model: the feeder includes material pipe and installs the hob that is used for controlling the unloading in the material pipe, and the hob outer end is equipped with helical blade, and in the lower extreme of material pipe inserted stirred tank, the upper end of material pipe was equipped with the controller to with the rotation of hob connection control hob, thereby control feeding volume, one side of material pipe is equipped with the charge door, and the outer end of charge door is equipped with the apron for it is sealed.
Compared with the prior art, the utility model has the beneficial effects that: the device is through the input material volume of control feeder and dropwise add jar to the contact volume of control concentrated sulfuric acid and solid sodium chloride, it is controllable to reach the reaction, and the reaction is more abundant, and the product does not agglomerate, the gaseous production of being convenient for. The stirrer is used for stirring the materials in the stirring kettle to ensure complete reaction, the interlayer of the tank body is used for circulating steam or refrigerant, the reaction temperature of the stirring kettle is adjusted, and the reaction efficiency is improved. The gas inlet pipe injects nitrogen into the stirring kettle, blows away the generated hydrogen chloride gas, and discharges the gas in time to participate in subsequent use. The method is convenient to operate, low in cost and suitable for industrial production and application.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the feeder and drip tank mounting structure of the present invention;
FIG. 3 is a schematic cross-sectional view of a stirred tank of the present invention.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described below by combining the specific drawings.
As shown in FIGS. 1-3,
the embodiment provides a device for preparing hydrogen chloride gas, which comprises a stirring kettle 1, a feeder 2 and a dropping tank 3, wherein the feeder 2 is arranged at the upper end of the stirring kettle 1 and used for placing sodium chloride solids, the dropping tank 3 is used for placing concentrated sulfuric acid liquid, the feeder 2 is fixedly connected with a corresponding interface on the stirring kettle 1, a discharge port at the lower end of the feeder 2 is inserted into the stirring kettle 1 so as to quantitatively control feeding, the dropping tank 3 is fixedly arranged on the corresponding interface of the stirring kettle 1 through a positioning frame 4 and is inserted into the stirring kettle 1 through a dropping pipe 31 and used for dropping liquid into the stirring kettle; the gas inlet pipe 5 that is used for gaseous entering, the gaseous discharge pipe 6 that is used for discharging reactant gas and the tail gas absorption tube 7 that purifies is carried out to the gaseous gas in stirred tank 1 are still installed to stirred tank 1's upper end, the mouth of pipe sealing connection that corresponds on gaseous inlet pipe 5, gaseous discharge pipe 6 and the tail gas absorption tube 7 respectively and stirred tank 1 is equipped with the valve of control break-make on gaseous inlet pipe 5, gaseous discharge pipe 6 and the tail gas absorption tube 7 respectively, the outer distolateral and air purification equipment of tail gas absorption tube 7 are connected, the external nitrogen drum of gaseous inlet pipe 5, the gas outlet of nitrogen drum is external to have flow control valve to inject nitrogen gas into stirred tank 1, blow away the hydrogen chloride gas that produces, and in time with the hydrogen chloride gas discharge that produces.
In this embodiment, the upper end of the stirring kettle 1 is provided with a pressure gauge 11 and a temperature display 12 for detection, and is further provided with a safety valve 13 for pressure relief. Stirred tank 1 includes top cap 14 and the jar body 15 with top cap 14 sealing connection, top cap 14 and the inner wall of the jar body 15 are anticorrosive coating 16, and anticorrosive coating 16 is withstand voltage acid-fast material and makes, just the lateral wall of the jar body 15 is hollow intermediate layer 17 structure for to stirred tank 1 inside carry out temperature regulation, upper end one side lower extreme of the jar body 15 is equipped with the control by temperature change import 18 in intercommunication intermediate layer 17 space, and lower extreme one side upper end of the jar body 15 is equipped with the control by temperature change export 19 in intercommunication intermediate layer 17 space, control by temperature change import 18 and the 19 external pipelines in control by temperature change export.
In this embodiment, the positioning frame 4 includes a sealing plate 41 connected to a corresponding interface of the stirring tank 1, a support rod 42 fixed to the sealing plate 41, and a jacket 43 disposed on the support rod 42 and adapted to fixedly couple the dropping tank 3; the upper portion side of dropwise add jar 3 is equipped with branch pipe 31, and branch pipe 31 is used for communicateing dropwise add jar 3 and stirred tank 1 for keep the inside atmospheric pressure of dropwise add jar 3 stable, in liquid can instil into stirred tank 1, the top of dropwise add jar 3 is equipped with injection port 32, is equipped with the sealed valve of control on the injection port 32, and the external injection pipe way of valve to when not using the dropwise add jar, open the valve and supply liquid in to the dropwise add jar. The upper end of the dropping pipe 31 is provided with a knob 44 for controlling on-off, the lower end of the dropping pipe 31 is provided with an electric control valve 45 for controlling on-off, and the lower end of the dropping pipe 31 is inserted into the stirring kettle 1 through the closing plate 41.
In this embodiment, stirred tank 1 is equipped with agitator 8 that is used for the stirring, agitator 8 is including setting up actuating mechanism on top cap 14 and the (mixing) shaft 81 of being connected with the actuating mechanism transmission, the (mixing) shaft 81 is built-in stirred tank 1, and the distribution is equipped with stirring leaf 82 on the (mixing) shaft 81, actuating mechanism includes motor 83 and the reduction gear with motor 83 an organic whole connection, and the output shaft of reduction gear passes through shaft coupling and (mixing) shaft 81 fixed connection.
In this embodiment, feeder 2 includes material pipe 21 and installs the hob that is used for controlling the unloading in material pipe 21, and the hob outer end is equipped with helical blade, and in material pipe 21's lower extreme inserted stirred tank 1, material pipe 21's upper end was equipped with controller 22 to with the rotation of hob connection control hob, thereby control the feed volume, one side of material pipe is equipped with charge door 23, and the outer end of charge door 23 is equipped with apron 24 for sealed.
The working principle of the utility model is as follows: sodium chloride is fixed to be stored in the charge pipe of feeder 2, and carry out quantitative feeding through the control hob, concentrated sulfuric acid is stored in dropwise add jar 3, and through electric control valve 45 to the fixed concentrated sulfuric acid that drips in stirred tank 1, concentrated sulfuric acid in stirred tank 1 and sodium chloride reaction produce the hydrogen chloride gas, gaseous admission pipe 5 injects nitrogen gas in to stirred tank 1, make the hydrogen chloride gas discharge from gas discharge pipe 6, do not accumulate in stirred tank 1, and collect through follow-up equipment, agitator 8 is used for stirring the material in stirred tank 1, make the reaction complete, the intermediate layer 17 of the jar body 15 is used for circulating steam or refrigerant, adjust stirred tank 1's reaction temperature, improve reaction efficiency.
The device is through the input of control feeder 2 and dropwise add jar 3 to the contact volume of control concentrated sulfuric acid and solid sodium chloride, it is controllable to reach the reaction, and the reaction is more abundant, and the product does not agglomerate, the gaseous production of being convenient for. The gas inlet pipe 5 injects nitrogen into the stirring kettle 1, blows away the generated hydrogen chloride gas, and discharges the gas in time to participate in subsequent use. The method is convenient to operate, low in cost and suitable for industrial production and application.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof. It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Claims (8)
1. An apparatus for producing hydrogen chloride gas, characterized by: the quantitative feeding device comprises a stirring kettle, a feeder and a dropping tank, wherein the feeder is arranged at the upper end of the stirring kettle and used for placing sodium chloride solids, the dropping tank is used for placing concentrated sulfuric acid liquid, the feeder is fixedly connected with a corresponding interface on the stirring kettle, a discharge port at the lower end of the feeder is inserted into the stirring kettle so as to quantitatively control feeding, the dropping tank is fixedly arranged on the corresponding interface of the stirring kettle through a positioning frame and is inserted into the stirring kettle through a dropping pipe so as to drop liquid into the stirring kettle; the gas inlet pipe that is used for gaseous entering, the gaseous discharge pipe that is used for discharging reactant gas and the tail gas absorption tube that purifies carries out the gas in the stirred tank are still installed to stirred tank's upper end, gaseous inlet pipe, gaseous discharge pipe and tail gas absorption tube respectively with stirred tank on the mouth of pipe sealing connection that corresponds, be equipped with the valve of control break-make on gaseous inlet pipe, gaseous discharge pipe and the tail gas absorption tube respectively, the outer distolateral and air purification equipment of tail gas absorption tube are connected, gaseous inlet pipe connects the nitrogen gas jar outward, and the gas outlet of nitrogen gas jar is external to have a flow control valve to pour into nitrogen gas into to stirred tank.
2. The apparatus for producing hydrogen chloride gas according to claim 1, wherein: a pressure meter and a temperature digital display used for detection are installed at the upper end of the stirring kettle, and a safety valve used for pressure relief is further arranged.
3. The apparatus for producing hydrogen chloride gas according to claim 2, wherein: the stirred tank includes the top cap and with top cap sealing connection's the jar body, the inner wall of the top cap and the jar body is the anticorrosive coating, and the anticorrosive coating is withstand voltage acid-fast material and makes, just the lateral wall of the jar body is hollow sandwich structure for to stirred tank inside carry out temperature regulation, upper end one side lower extreme of the jar body is equipped with the control by temperature change import of intercommunication intermediate layer space, and lower extreme one side upper end of the jar body is equipped with the control by temperature change export of intercommunication intermediate layer space, the external pipeline of control by temperature change import and control by temperature change export.
4. The apparatus for producing hydrogen chloride gas according to claim 1, wherein: the locating rack comprises a sealing plate connected with a corresponding interface of the stirring kettle, a supporting rod fixed on the sealing plate and a jacket arranged on the supporting rod and used for fixedly sleeving the dripping tank.
5. The apparatus for producing hydrogen chloride gas according to claim 4, wherein: the upper portion side of dropwise add jar is equipped with the branch pipe, and the branch pipe is used for intercommunication dropwise add jar and stirred tank for keep dropwise add jar inside atmospheric pressure stable, in liquid can instil into stirred tank, the top of dropwise add jar is equipped with the filling opening, is equipped with the sealed valve of control on the filling opening, the external injection pipeline of valve.
6. The apparatus for producing hydrogen chloride gas according to claim 5, wherein: the upper end of the dropping pipe is provided with a knob for controlling on-off, the lower end of the dropping pipe is provided with an electric control valve for controlling on-off, and the lower end of the dropping pipe is inserted into the stirring kettle through a sealing plate.
7. The apparatus for producing hydrogen chloride gas according to claim 1, wherein: the stirred tank is provided with a stirrer for stirring, the stirrer comprises a driving mechanism arranged on the top cover and a stirring shaft in transmission connection with the driving mechanism, the stirring shaft is arranged in the stirred tank, stirring blades are distributed on the stirring shaft, the driving mechanism comprises a motor and a speed reducer integrally connected with the motor, and an output shaft of the speed reducer is fixedly connected with the stirring shaft through a shaft coupling.
8. The apparatus for producing hydrogen chloride gas according to claim 1, wherein: the feeder includes material pipe and installs the hob that is used for controlling the unloading in the material pipe, and the hob outer end is equipped with helical blade, and in the lower extreme of material pipe inserted stirred tank, the upper end of material pipe was equipped with the controller to with the rotation of hob connection control hob, thereby control feeding volume, one side of material pipe is equipped with the charge door, and the outer end of charge door is equipped with the apron for it is sealed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122762554.3U CN216224371U (en) | 2021-11-11 | 2021-11-11 | Device for preparing hydrogen chloride gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122762554.3U CN216224371U (en) | 2021-11-11 | 2021-11-11 | Device for preparing hydrogen chloride gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216224371U true CN216224371U (en) | 2022-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122762554.3U Active CN216224371U (en) | 2021-11-11 | 2021-11-11 | Device for preparing hydrogen chloride gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216224371U (en) |
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2021
- 2021-11-11 CN CN202122762554.3U patent/CN216224371U/en active Active
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