CN109626328B - Portable hydrogen chloride generating device - Google Patents
Portable hydrogen chloride generating device Download PDFInfo
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- CN109626328B CN109626328B CN201811527962.7A CN201811527962A CN109626328B CN 109626328 B CN109626328 B CN 109626328B CN 201811527962 A CN201811527962 A CN 201811527962A CN 109626328 B CN109626328 B CN 109626328B
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- cylinder body
- tower
- shaped cover
- rod
- column casing
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- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 title claims abstract description 99
- 229910000041 hydrogen chloride Inorganic materials 0.000 title claims abstract description 56
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 title claims abstract description 56
- 239000007788 liquid Substances 0.000 claims abstract description 58
- 238000003756 stirring Methods 0.000 claims description 36
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 230000003068 static effect Effects 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 abstract description 42
- 238000002360 preparation method Methods 0.000 abstract description 5
- 239000000126 substance Substances 0.000 abstract description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 64
- 239000000243 solution Substances 0.000 description 25
- 238000006243 chemical reaction Methods 0.000 description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 238000004321 preservation Methods 0.000 description 10
- 239000011259 mixed solution Substances 0.000 description 8
- 230000005484 gravity Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/01—Chlorine; Hydrogen chloride
- C01B7/07—Purification ; Separation
- C01B7/0706—Purification ; Separation of hydrogen chloride
Abstract
The invention belongs to the technical field of chemical gas preparation, in particular to a portable hydrogen chloride generating device which comprises a cylinder body, a liquid inlet pipe, an air outlet pipe, a transverse plate, an inclined block, a cylinder, a tower-shaped cover, a pull rod and a swing rod; the transverse plate is fixedly connected to the inner wall of the cylinder body, and a storage cavity is sealed between the transverse plate and the bottom of the cylinder body; the bottom of the side wall of the cylinder body is provided with a liquid outlet; one end of the liquid outlet is communicated with the storage cavity; the column casing is fixedly connected to the middle part of the transverse plate, and air outlet holes are formed in the side walls of the two sides of the column casing; the oblique blocks are fixedly connected to two sides of the transverse plate, a gap is reserved between each oblique block and the column casing, and an oblique angle is arranged at the upper end of the side wall of each oblique block; the two sides of the transverse plate are provided with liquid inlets; the upper end of the liquid inlet is positioned in a gap between the inclined block and the column casing; the tower-shaped cover is positioned above the column casing and is connected to the outer wall of the column casing in a sliding manner, and the hydrogen chloride gas generating device is simple in structure, convenient to operate, energy-saving and environment-friendly, and improves the hydrogen chloride gas generating rate.
Description
Technical Field
The invention belongs to the technical field of chemical gas preparation, and particularly relates to a portable hydrogen chloride generating device.
Background
HCL gas is commonly used in the pharmaceutical industry, and is mainly obtained by volatilizing hydrogen chloride in concentrated hydrochloric acid by heating, adding concentrated sulfuric acid and the like, and filtering water vapor.
In the existing hydrogen chloride preparation process, dilute hydrochloric acid is heated to volatilize hydrogen chloride, and a large amount of water vapor is brought out, so that the problem of difficult drying exists; the gas generation is not easy to control, the storage has a large problem, and the concentrated sulfuric acid is added into the dilute hydrochloric acid, so that the concentrated sulfuric acid has strong water absorption and releases heat when mixed with water, the temperature is increased, and a large amount of hydrogen chloride volatilizes to prepare hydrogen chloride gas; however, the hydrogen chloride generation speed of the method is not easy to control, the pressure in the container is easy to be excessively high, the hydrogen chloride has strong corrosiveness, and the safety valve can not be used for pressure relief, so that safety accidents are easy to be caused. Therefore, there is a need for an apparatus suitable for the preparation of hydrogen chloride gas from dilute hydrochloric acid and concentrated sulfuric acid to achieve the purpose of easy preparation of hydrogen chloride gas.
Disclosure of Invention
In order to make up the defects of the prior art, the portable hydrogen chloride generating device provided by the invention aims to fully utilize hydrogen chloride gas and generated heat generated during the reaction of concentrated sulfuric acid and dilute hydrochloric acid, save energy and protect environment and improve the generation rate of the hydrogen chloride gas.
The technical scheme adopted for solving the technical problems is as follows: the invention relates to a portable hydrogen chloride generating device, which comprises a cylinder body, a liquid inlet pipe, an air outlet pipe, a transverse plate, an inclined block, a column casing, a tower-shaped cover, a pull rod and a swing rod, wherein the cylinder body is provided with a liquid inlet pipe, a liquid outlet pipe and a liquid outlet pipe; the transverse plate is fixedly connected to the inner wall of the cylinder body, and a storage cavity is sealed between the transverse plate and the bottom of the cylinder body; the bottom of the side wall of the cylinder body is provided with a liquid outlet; one end of the liquid outlet is communicated with the storage cavity; the column casing is fixedly connected to the middle part of the transverse plate, and air outlet holes are formed in the side walls of the two sides of the column casing; the oblique blocks are fixedly connected to two sides of the transverse plate, a gap is reserved between each oblique block and the column casing, and an oblique angle is arranged at the upper end of the side wall of each oblique block; the two sides of the transverse plate are provided with liquid inlets; the upper end of the liquid inlet is positioned in a gap between the inclined block and the column casing; the tower-shaped cover is positioned above the column casing and is in sliding connection with the outer wall of the column casing, exhaust holes are formed in the side walls of the two sides of the tower-shaped cover, an oblique angle is formed in the bottom of the outer wall of the tower-shaped cover, and the oblique angle on the tower-shaped cover is matched with the oblique angle on the oblique block, so that a gap between the oblique block and the tower-shaped cover can be sealed when the tower-shaped cover is in a static state, and a closed cavity is formed between the tower-shaped cover and the column casing; the pull rod is fixedly connected to the middle part of the top end of the tower-shaped cover, a plurality of toothed rings are equidistantly arranged at the upper end of the pull rod, a conical spring is arranged between the top end of the pull rod and the inner wall of the top end of the cylinder body, and a plurality of guide rods are hinged at the lower end of the pull rod through a hinging block; the guide rods are uniformly distributed along the circumferential direction of the center of the pull rod, tension springs are arranged between the guide rods and the tower-shaped cover, and a plurality of guide holes are formed in the guide rods; a plurality of connecting rods are uniformly distributed on the inner wall of the top end of the cylinder body along the circumferential direction of the center of the cylinder body; one end of the connecting rod is hinged on the inner wall of the cylinder body, and the other end of the connecting rod is hinged in the middle of the swing rod; a cavity is formed in the swing rod; a plurality of liquid outlets are arranged below the cavity; one end of the swing rod is connected in series by a steel ring, the steel ring can enable the swing rods uniformly distributed in the circumferential direction to swing synchronously, one end of the swing rod, which is close to the pull rod, is provided with gear teeth which are matched with the toothed ring; the two liquid inlet pipes are symmetrically arranged about the center of the cylinder body, the liquid inlet pipes penetrate through the top end of the cylinder body, and one end of each liquid inlet pipe is communicated with the cavity of the swing rod; a through hole is formed in the middle of the top end of the cylinder; the air outlet pipe is communicated with the through hole. When the device works, a certain amount of water is injected into the column casing, concentrated sulfuric acid and dilute hydrochloric acid are respectively poured into the column casing from liquid inlet pipes at two sides of the top end of the column casing, the concentrated sulfuric acid enters a cavity in the swing rod and flows downwards from a liquid outlet, meanwhile, dilute hydrochloric acid flows downwards from the liquid outlet through the cavity of the swing rod, the concentrated sulfuric acid and the dilute hydrochloric acid are primarily mixed by the guide rod in the process of flowing downwards to react, on one hand, hydrogen chloride gas and the dilute sulfuric acid are generated, on the other hand, heat is generated, the hydrogen chloride gas enters an air outlet pipe through a through hole in the middle of the top end of the column casing, the air outlet pipe is discharged and collected, the dilute sulfuric acid and the unreacted concentrated sulfuric acid and the dilute hydrochloric acid are fully mixed downwards again through guide holes on the guide rod to react, heat generated by the reaction heats the column casing, water in the column casing is heated and evaporated to generate vapor, and the vapor is heated and expanded to jack up a tower-shaped cover above the column casing, when the tower cover continuously slides upwards, when the exhaust hole on the side wall of the tower cover is opposite to the air outlet hole on the side wall of the column casing, air in the closed cavity enclosed by the tower cover and the column casing is sprayed out, so that the air pressure in the closed cavity is reduced, the tower cover slides downwards under the action of gravity and the conical spring until the initial position, the pull rod on the tower cover moves downwards, so that the swing rod is driven to swing downwards, and when the closed cavity between the tower cover and the column casing is closed again, the gas in the closed cavity can jack up the tower-shaped cover, the tower-shaped cover is continuously jacked up and put down to enable the swing rod to swing back and forth, and when the concentrated sulfuric acid fully reacts with the dilute hydrochloric acid, the dilute sulfuric acid stored in the storage cavity is discharged from the liquid outlet.
The outer wall of the cylinder body is provided with a heat preservation ring; a spiral pipeline is arranged in the heat-insulating ring; the inlet at the lower end of the spiral pipeline is communicated with one end of the air inlet pipe; the other end of the air inlet pipe penetrates through the side wall of the cylinder body, the inclined block and the side wall of the cylinder body to be communicated with the inner space of the cylinder body. When the device works, gas in the closed cavity enclosed by the tower-shaped cover and the column casing jacks up the tower-shaped cover on one hand, a part of gas is introduced into the spiral pipeline in the heat-insulating ring through the gas inlet pipe, and the heat-insulating ring is heated, so that the heat-insulating ring can heat the cylinder body, the reaction of concentrated sulfuric acid and dilute hydrochloric acid in the cylinder body is accelerated, and the generation rate of hydrogen chloride is improved.
A sliding block is connected in a sliding manner in the through hole at the top end of the cylinder body; a pull rope is arranged between the sliding block and the pull rod, and a reset spring is arranged at the top end of the sliding block; a groove is formed in the through hole; the height of the groove is larger than that of the sliding block. During operation, the hydrogen chloride gas that concentrated sulfuric acid and dilute hydrochloric acid reaction generated in the barrel flows to the through-hole on barrel top, and the slider in the through-hole is jacked by the hydrogen chloride gas until the slider lower extreme gets into in the recess, and the hydrogen chloride gas is collected through recess flow direction outlet duct, and the slider slides downwards and seals the through-hole again under the effect of gravity and reset spring after the hydrogen chloride gas is discharged via the outlet duct, forms a circulation, and stay cord pulling pull rod upwards moves can assist the tower shape lid to upwards move when the slider is jacked to increase the frequency that the tower shape lid upwards moved, and then increase the shake number of times of guide bar, make the mixed solution more abundant of guide bar top mix, improve the efficiency of generating hydrogen chloride.
A plurality of stirring rods are arranged on the side wall of the cylinder; the middle part of the stirring rod is hinged on the side wall of the cylinder; the upper end of the stirring rod is of an arc structure, and the stirring rod is positioned below the swing rod. During operation, when the swing rod swings back and forth, the arc end part of the stirring rod below the swing rod is extruded by the end part of the swing rod to generate certain deformation, the stirring rod swings by a certain angle, and when the end part of the swing rod is separated from the arc end part of the stirring rod, the stirring rod returns to the initial position again, so that the stirring rod swings back and forth, the lower end of the stirring rod can stir the mixed solution of concentrated sulfuric acid and dilute hydrochloric acid, the concentrated sulfuric acid and the dilute hydrochloric acid are mixed more fully, the reaction rate is faster, and the rate of generating hydrogen chloride gas is improved.
The diversion holes are arranged perpendicular to the diversion rods and are rounded. When the device works, concentrated sulfuric acid and dilute hydrochloric acid are initially mixed on the guide rod to react, the rest solution flows to the lower part of the cylinder body through the guide holes, the guide holes are perpendicular to the guide holes to enable the solution to flow downwards at a certain angle, so that the solution flows downwards and is mixed more fully, the solution is not easy to stay when flowing through due to the rounded corners of the guide holes, the end parts of the guide holes are prevented from being locally heated by the solution, the stress concentration of the end parts of the guide holes is reduced, and the guide rod is prevented from deforming due to the stress concentration.
The cavity of the swing rod is conical, and the small end of the cavity is close to the pull rod. During operation, when the swing rod swings, concentrated sulfuric acid and dilute hydrochloric acid in the cavity are thrown out through the liquid outlet, the centrifugal force received by the large end of the cavity is large, and more solution is accumulated, so that more solution is thrown out through the liquid outlet at the large end of the cavity, the solution is more fully mixed after being thrown out, the reaction rate of the concentrated sulfuric acid and the dilute hydrochloric acid is accelerated, and the generation rate of hydrogen chloride is improved.
The beneficial effects of the invention are as follows:
1. the invention can uniformly mix concentrated sulfuric acid and dilute hydrochloric acid by arranging the swing rod, the tower-shaped cover, the column casing, the pull rod and the guide rod, has more complete reaction, improves the generation efficiency of hydrogen chloride, can fully utilize the generated hydrogen chloride gas and heat, realizes the circulating operation of the whole device, saves energy, and has the advantages of simple structure, convenient operation, energy conservation and environmental protection.
2. According to the invention, the stirring rod is arranged, and the stirring rod is driven to continuously stir the mixed solution of the concentrated sulfuric acid and the dilute hydrochloric acid by utilizing the swing of the swing rod, so that the reaction rate of the concentrated sulfuric acid and the dilute hydrochloric acid is promoted, the reaction is more complete, and the generation rate of the hydrogen chloride gas is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is an enlarged view of FIG. 1 at B;
in the figure: barrel 1, liquid inlet pipe 2, outlet duct 3, diaphragm 4, inlet 41, sloping block 5, column casing 6, venthole 61, tower-shaped cover 7, exhaust hole 71, pull rod 8, ring gear 81, pendulum rod 9, cavity 91, liquid outlet 92, storage cavity 10, guide rod 11, guide hole 111, extension spring 12, connecting rod 13, through hole 14, heat preservation ring 15, helical piping 16, intake pipe 17, slider 18, stay cord 19, return spring 20, recess 21, puddler 22, airtight cavity 23, conical spring 24, liquid outlet 25, steel ring 26.
Detailed Description
A portable hydrogen chloride generating apparatus of the present invention will be described below with reference to fig. 1 to 3.
1-3, the portable hydrogen chloride generating device comprises a cylinder body 1, a liquid inlet pipe 2, an air outlet pipe 3, a transverse plate 4, an inclined block 5, a column casing 6, a tower-shaped cover 7, a pull rod 8 and a swing rod 9; the transverse plate 4 is fixedly connected to the inner wall of the cylinder body 1, and a storage cavity 10 is sealed between the transverse plate 4 and the bottom of the cylinder body 1; a liquid outlet 25 is formed in the bottom of the side wall of the cylinder body 1; one end of the liquid outlet 25 is communicated with the storage cavity 10; the column casing 6 is fixedly connected to the middle part of the transverse plate 4, and air outlet holes 61 are formed in the side walls of the two sides of the column casing 6; the oblique blocks 5 are fixedly connected to two sides of the transverse plate 4, a gap is reserved between each oblique block 5 and the corresponding column casing 6, and an oblique angle is formed in the upper end of the side wall of each oblique block 5; the two sides of the transverse plate 4 are provided with liquid inlets 41; the upper end of the liquid inlet 41 is positioned in a gap between the inclined block 5 and the column casing 6; the tower-shaped cover 7 is positioned above the column casing 6, the tower-shaped cover 7 is connected to the outer wall of the column casing 6 in a sliding way, exhaust holes 71 are formed in the side walls of the two sides of the tower-shaped cover 7, an oblique angle is formed in the bottom of the outer wall of the tower-shaped cover 7, the oblique angle on the tower-shaped cover 7 is matched with the oblique angle on the oblique block 5, so that the tower-shaped cover 7 can seal a gap between the oblique block 5 and the tower-shaped cover 7 in a static state, and a closed cavity 23 is formed between the tower-shaped cover 7 and the column casing 6 in a surrounding mode; the pull rod 8 is fixedly connected to the middle part of the top end of the tower-shaped cover 7, a plurality of toothed rings 81 are equidistantly arranged at the upper end of the pull rod 8, a conical spring 24 is arranged between the top end of the pull rod 8 and the inner wall of the top end of the cylinder body 1, and a plurality of guide rods 11 are hinged at the lower end of the pull rod 8 through a hinging block; the guide rods 11 are uniformly distributed along the circumferential direction of the center of the pull rod 8, tension springs 12 are arranged between the guide rods 11 and the tower-shaped cover 7, and a plurality of guide holes 111 are formed in the guide rods 11; a plurality of connecting rods 13 are uniformly distributed on the inner wall of the top end of the cylinder body 1 along the circumferential direction of the center of the cylinder body 1; one end of the connecting rod 13 is hinged on the inner wall of the cylinder body 1, and the other end of the connecting rod 13 is hinged in the middle of the swing rod 9; a cavity 91 is formed in the swing rod 9; a plurality of liquid outlets 92 are arranged below the cavity 91; one end of the swing rod 9 is connected in series by a steel ring 26, the steel ring 26 can enable the swing rods 9 uniformly distributed in the circumferential direction to swing synchronously, one end, close to the pull rod 8, of the swing rod 9 is provided with gear teeth which are matched with the gear ring 81; the two liquid inlet pipes 2 are symmetrically arranged about the center of the cylinder body 1, the liquid inlet pipes 2 penetrate through the top end of the cylinder body 1, and one end of each liquid inlet pipe 2 is communicated with a cavity 91 of the swing rod 9; a through hole 14 is formed in the middle of the top end of the cylinder body 1; the air outlet pipe 3 is communicated with the through hole 14. When in operation, a certain amount of water is injected into the column casing 6, concentrated sulfuric acid and dilute hydrochloric acid are respectively poured into the column casing 1 from the liquid inlet pipes 2 at the two sides of the top end of the column casing 1, the concentrated sulfuric acid enters the cavity 91 in the swing rod 9 and flows downwards from the liquid outlet 92, meanwhile, the dilute hydrochloric acid flows downwards from the liquid outlet 92 through the cavity 91 of the swing rod 9, the concentrated sulfuric acid and the dilute hydrochloric acid are primarily mixed by the guide rod 11 in the process of flowing downwards to react, on one hand, hydrogen chloride gas and the dilute sulfuric acid are generated, on the other hand, heat is generated, the hydrogen chloride gas enters the air outlet pipe 3 through the through hole 14 in the middle of the top end of the column casing 1, is discharged and collected by the air outlet pipe 3, the dilute sulfuric acid and the unreacted concentrated sulfuric acid and the dilute hydrochloric acid are fully mixed downwards again through the guide hole 111 on the guide rod 11 to react, the heat generated by the reaction heats the column casing 1, the water in the column casing 6 is heated and evaporated to generate water vapor, the tower-shaped cover 7 above the column casing 6 is jacked upwards by the expansion of water vapor caused by heating, the pull rod 8 above the tower-shaped cover 7 moves upwards along with the tower-shaped cover 7, the toothed ring 81 fixedly connected with the upper end of the pull rod 8 drives the swing rod 9 to swing upwards, the conical spring 24 at the top end of the pull rod 8 is pressed, when the tower-shaped cover 7 is jacked to a certain height, the inclined plane at the lower end of the tower-shaped cover 7 is separated from the inclined plane on the inclined block 5, the dilute sulfuric acid obtained after full reaction enters a gap between the cylinder body 1 and the inclined block 5 and enters the storage cavity 10 through the liquid inlet 41 to be stored, when the tower-shaped cover 7 continuously slides upwards, when the exhaust hole 71 on the side wall of the tower-shaped cover 7 is opposite to the air outlet 61 on the side wall of the column casing 6, the air in the closed cavity 23 enclosed by the tower-shaped cover 7 and the column casing 6 is sprayed to reduce the air pressure in the closed cavity 23, the tower-shaped cover 7 slides downwards under the action of gravity and the conical spring 24 until the initial position, the pull rod 8 on the tower-shaped cover 7 moves downwards along with the downward movement, so that the swing rod 9 is driven to swing downwards, when the airtight cavity 23 between the tower-shaped cover 7 and the column casing 6 is airtight again, the tower-shaped cover 7 is jacked up by gas in the airtight cavity 23, the swing rod 9 can swing reciprocally by continuously jacking up and putting down the tower-shaped cover 7, and after the concentrated sulfuric acid and the dilute hydrochloric acid are fully reacted, the dilute sulfuric acid stored in the storage cavity 10 is discharged from the liquid outlet 25.
The outer wall of the cylinder body 1 is provided with a heat preservation ring 15; a spiral pipeline 16 is arranged in the heat preservation ring 15; the inlet at the lower end of the spiral pipeline 16 is communicated with one end of an air inlet pipe 17; the other end of the air inlet pipe 17 penetrates through the side wall of the cylinder body 1, the inclined block 5 and the side wall of the cylinder 6 to be communicated with the inner space of the cylinder 6. When the device works, on one hand, the tower-shaped cover 7 is jacked up upwards by the gas in the closed cavity 23 surrounded by the tower-shaped cover 7 and the column casing 6, and part of the gas is introduced into the spiral pipeline 16 in the heat preservation ring 15 through the gas inlet pipe 17 to heat the heat preservation ring 15, so that the heat preservation ring 15 can heat the cylinder body 1, the reaction of concentrated sulfuric acid and dilute hydrochloric acid in the cylinder body 1 is accelerated, and the generation rate of hydrogen chloride is improved.
A sliding block 18 is connected in a sliding way in the through hole 14 at the top end of the cylinder body 1; a pull rope 19 is arranged between the sliding block 18 and the pull rod 8, and a reset spring 20 is arranged at the top end of the sliding block 18; a groove 21 is formed in the through hole 14; the height of the recess 21 is greater than the height of the slider 18. During operation, hydrogen chloride gas generated by the reaction of concentrated sulfuric acid and dilute hydrochloric acid in the cylinder body 1 flows to the through hole 14 at the top end of the cylinder body 1, the sliding block 18 in the through hole 14 is jacked up by the hydrogen chloride gas until the lower end of the sliding block 18 enters the groove 21, the hydrogen chloride gas flows to the air outlet pipe 3 through the groove 21 to be collected, when the hydrogen chloride gas is discharged through the air outlet pipe 3, the sliding block 18 slides downwards under the action of gravity and the reset spring 20 to seal the through hole 14 again to form a cycle, the sliding block 18 is jacked up, and meanwhile, the pull rod 8 is pulled to move upwards by the pull rope 19 to assist the tower-shaped cover 7 to move upwards, so that the frequency of upward movement of the tower-shaped cover 7 is increased, the shaking frequency of the guide rod 11 is increased, mixed solutions above the guide rod 11 are more fully mixed, and the efficiency of generating hydrogen chloride is improved.
A plurality of stirring rods 22 are arranged on the side wall of the cylinder body 1; the middle part of the stirring rod 22 is hinged on the side wall of the cylinder body 1; the upper end of the stirring rod 22 is of an arc structure, and the stirring rod 22 is positioned below the swing rod 9. During operation, when the swing rod 9 swings back and forth, the arc end part of the stirring rod 22 positioned below the swing rod 9 is extruded by the end part of the swing rod 9 to generate certain deformation, the stirring rod 22 swings at a certain angle, and when the end part of the swing rod 9 is separated from the arc end part of the stirring rod 22, the stirring rod 22 returns to the initial position again, so that the stirring rod 22 swings back and forth, the lower end of the stirring rod 22 can stir the mixed solution of concentrated sulfuric acid and dilute hydrochloric acid, the concentrated sulfuric acid and the dilute hydrochloric acid are fully mixed, the reaction rate is higher, and the rate of generating hydrogen chloride gas is improved.
The diversion holes 111 are arranged perpendicular to the diversion bars 11 and the diversion holes 111 are rounded. When the device works, concentrated sulfuric acid and dilute hydrochloric acid are initially mixed on the diversion rod 11 to react, the rest solution flows to the lower part of the cylinder body 1 through the diversion holes 111, the diversion holes 111 are arranged vertically to the diversion holes 111 to enable the solution to flow downwards to have a certain angle, so that the solution flows downwards and is mixed more fully, the diversion holes 111 are rounded to enable the solution to flow through, the solution is not easy to stay, the end part of the diversion holes 111 is prevented from being locally heated by the solution, the stress concentration of the end part of the diversion holes 111 is reduced, and the diversion rod 11 is prevented from deforming due to the stress concentration.
The cavity 91 of the swing rod 9 is conical, and the small end of the cavity 91 is close to the pull rod 8. When the swing rod 9 swings, concentrated sulfuric acid and dilute hydrochloric acid in the cavity 91 are thrown out through the liquid outlet 92, centrifugal force received by the large end of the cavity 91 is large, and more solution is accumulated, so that more solution is thrown out through the liquid outlet 92 at the large end of the cavity 91, the solution is more fully mixed after being thrown out, the reaction rate of the concentrated sulfuric acid and the dilute hydrochloric acid is accelerated, and the generation rate of hydrogen chloride is improved.
The specific working procedure is as follows:
during operation, a certain amount of water is injected into the column casing 6, concentrated sulfuric acid and dilute hydrochloric acid are poured into the column casing 1 from the liquid inlet pipes 2 at two sides of the top end of the column casing 1 respectively, the concentrated sulfuric acid enters the cavity 91 in the swing rod 9 and flows downwards from the liquid outlet 92, meanwhile, dilute hydrochloric acid flows downwards from the liquid outlet 92 through the cavity 91 of the swing rod 9, the concentrated sulfuric acid and the dilute hydrochloric acid are reacted through primary mixing of the guide rod 11 in the process of flowing downwards, on one hand, hydrogen chloride gas and the dilute sulfuric acid are generated, on the other hand, heat is generated, the hydrogen chloride gas flows into the through hole 14 at the top end of the column casing 1, the sliding block 18 in the through hole 14 is jacked up by the hydrogen chloride gas until the lower end of the sliding block 18 enters the groove 21, the hydrogen chloride gas flows into the air outlet pipe 3 through the groove 21 to be collected, the sliding block 18 slides downwards under the action of gravity and the reset spring 20 after the hydrogen chloride gas is discharged out through the air outlet pipe 3 to seal the through hole 14 again, a circulation is formed, and the sliding rope 19 pulls the pull rod 8 to move upwards so as to assist the tower cover 7 to move upwards, so that the tower cover 7 is moved upwards, on the occasion that the frequency of the tower cover 7 is increased, on the occasion, the occasion that the frequency of upward movement of the guide rod 11 is increased, the mixed solution is generated, and the frequency of the mixed hydrogen chloride solution is more fully is increased;
the dilute sulfuric acid, the unreacted concentrated sulfuric acid and the dilute hydrochloric acid flow to the lower part of the cylinder body 1 through the diversion holes 111, the diversion holes 111 are arranged vertically to the diversion holes 111, so that the solution flow is at a certain angle downwards, the solution flow is mixed more fully downwards, the reaction rate is faster, the diversion holes 111 are rounded to ensure that the solution is not easy to stay when flowing through, the solution is prevented from locally heating the end part of the diversion holes 111, the stress concentration of the end part of the diversion holes 111 is reduced, the diversion rod 11 is prevented from deforming due to the stress concentration, the heat generated by the reaction heats the cylinder body 1, the water in the cylinder 6 is heated and evaporated to generate water vapor, a part of the water vapor is introduced into the spiral pipeline 16 in the heat preservation ring 15 through the air inlet pipe 17, the heat preservation ring 15 is heated, the heat preservation ring 15 can heat the cylinder body 1, the reaction of the concentrated sulfuric acid and the dilute hydrochloric acid in the cylinder body 1 is accelerated, the generation rate of hydrogen chloride is improved, the other part of water vapor is heated and expanded to jack up the tower-shaped cover 7 above the column casing 6, the pull rod 8 above the tower-shaped cover 7 moves upwards along with the tower-shaped cover 7, the toothed ring 81 fixedly connected with the upper end of the pull rod 8 drives the swing rod 9 to swing upwards, the conical spring 24 at the top end of the pull rod 8 is pressed, when the tower-shaped cover 7 is jacked up to a certain height, the inclined plane at the lower end of the tower-shaped cover 7 is separated from the inclined plane on the inclined block 5, the dilute sulfuric acid obtained after full reaction enters a gap between the cylinder body 1 and the inclined block 5 and enters the storage cavity 10 through the liquid inlet 41 to be stored, when the tower-shaped cover 7 continuously slides upwards, when the air outlet 71 on the side wall of the tower-shaped cover 7 is opposite to the air outlet 61 on the side wall of the column casing 6, the air in the closed cavity 23 enclosed by the tower-shaped cover 7 and the column casing 6 is sprayed out, so that the air pressure in the closed cavity 23 is reduced, the tower-shaped cover 7 slides downwards under the action of gravity and the conical spring 24 until the initial position is reached, the pull rod 8 on the tower-shaped cover 7 moves downwards along with the downward movement, so that the swing rod 9 is driven to swing downwards, when the airtight cavity 23 between the tower-shaped cover 7 and the column casing 6 is sealed again, the tower-shaped cover 7 is jacked up by gas in the airtight cavity 23, the swing rod 9 can swing reciprocally by continuously jacking up and putting down the tower-shaped cover 7, when the swing rod 9 swings, concentrated sulfuric acid and dilute hydrochloric acid in the cavity 91 are thrown out through the liquid outlet 92, the centrifugal force born by the large end of the cavity 91 is large, and more solution is accumulated, so that more solution is thrown out through the liquid outlet 92 at the large end of the cavity 91, the solution is mixed more fully after being thrown out, the reaction rate of the concentrated sulfuric acid and the dilute hydrochloric acid is accelerated, and the generation rate of hydrogen chloride is improved;
meanwhile, the arc end part of the stirring rod 22 positioned below the swinging rod 9 is extruded by the end part of the swinging rod 9 to generate certain deformation, the stirring rod 22 swings at a certain angle, when the end part of the swinging rod 9 is separated from the arc end part of the stirring rod 22, the stirring rod 22 returns to the initial position again, so that the stirring rod 22 swings back and forth, the lower end of the stirring rod 22 can stir the mixed solution of concentrated sulfuric acid and dilute hydrochloric acid, the mixed solution of concentrated sulfuric acid and dilute hydrochloric acid is fully mixed, the reaction rate is higher, the rate of generating hydrogen chloride gas is improved, and the dilute sulfuric acid stored in the storage cavity 10 is discharged from the liquid outlet 25 after the concentrated sulfuric acid and the dilute hydrochloric acid are fully reacted.
Although the embodiment of the present invention has been described above, the present invention is not limited to the above embodiment, and various modifications can be made without departing from the scope of the present invention.
Claims (3)
1. A portable hydrogen chloride generating device, characterized in that: comprises a cylinder body (1), a liquid inlet pipe (2), an air outlet pipe (3), a transverse plate (4), an inclined block (5), a column casing (6), a tower-shaped cover (7), a pull rod (8) and a swing rod (9); the transverse plate (4) is fixedly connected to the inner wall of the cylinder body (1), and a storage cavity (10) is sealed between the transverse plate (4) and the bottom of the cylinder body (1); a liquid outlet (25) is formed in the bottom of the side wall of the cylinder body (1); one end of the liquid outlet (25) is communicated with the storage cavity (10); the column casing (6) is fixedly connected to the middle part of the transverse plate (4), and air outlet holes (61) are formed in the side walls of the two sides of the column casing (6); the oblique blocks (5) are fixedly connected to two sides of the transverse plate (4), gaps are reserved between the oblique blocks (5) and the column casing (6), and oblique angles are arranged at the upper ends of the side walls of the oblique blocks (5); two sides of the transverse plate (4) are provided with liquid inlets (41); the upper end of the liquid inlet (41) is positioned in a gap between the inclined block (5) and the column casing (6); the tower-shaped cover (7) is positioned above the column casing (6), the tower-shaped cover (7) is slidably connected to the outer wall of the column casing (6), exhaust holes (71) are formed in the side walls of two sides of the tower-shaped cover (7), an oblique angle is formed in the bottom of the outer wall of the tower-shaped cover (7), the oblique angle on the tower-shaped cover (7) is matched with the oblique angle on the oblique block (5), the tower-shaped cover (7) can seal a gap between the oblique block (5) and the tower-shaped cover (7) in a static state, and a closed cavity (23) is formed between the tower-shaped cover (7) and the column casing (6); the pull rod (8) is fixedly connected to the middle part of the top end of the tower-shaped cover (7), a plurality of toothed rings (81) are equidistantly arranged at the upper end of the pull rod (8), a conical spring (24) is arranged between the top end of the pull rod (8) and the inner wall of the top end of the cylinder body (1), and a plurality of guide rods (11) are hinged at the lower end of the pull rod (8) through hinging blocks; the guide rods (11) are uniformly distributed along the circumferential direction of the center of the pull rod (8), tension springs (12) are arranged between the guide rods (11) and the tower-shaped cover (7), and a plurality of guide holes (111) are formed in the guide rods (11); a plurality of connecting rods (13) are uniformly distributed on the inner wall of the top end of the cylinder body (1) along the circumferential direction of the center of the cylinder body (1); one end of the connecting rod (13) is hinged on the inner wall of the cylinder body (1), and the other end of the connecting rod (13) is hinged in the middle of the swing rod (9); a cavity (91) is formed in the swing rod (9); a plurality of liquid outlets (92) are arranged below the cavity (91); one end of the swing rod (9) is connected in series by a steel ring (26); the steel ring (26) can enable swing rods (9) uniformly distributed in the circumferential direction to swing synchronously; one end of the swing rod (9) close to the pull rod (8) is provided with gear teeth which are matched with the gear ring (81); the two liquid inlet pipes (2) are symmetrically arranged about the center of the cylinder body (1), the liquid inlet pipes (2) penetrate through the top end of the cylinder body (1), and one end of each liquid inlet pipe (2) is communicated with a cavity (91) of the swing rod (9); a through hole (14) is formed in the middle of the top end of the cylinder body (1); the air outlet pipe (3) is communicated with the through hole (14);
an insulation ring (15) is arranged on the outer wall of the cylinder body (1); a spiral pipeline (16) is arranged in the heat-insulating ring (15); the inlet at the lower end of the spiral pipeline (16) is communicated with one end of an air inlet pipe (17); the other end of the air inlet pipe (17) penetrates through the side wall of the cylinder body (1), the inclined block (5) and the side wall of the cylinder body (6) to be communicated with the inner space of the cylinder body (6);
a sliding block (18) is connected in a sliding manner to the through hole (14) at the top end of the cylinder body (1); a pull rope (19) is arranged between the sliding block (18) and the pull rod (8), and a reset spring (20) is arranged at the top end of the sliding block (18); a groove (21) is formed in the middle of the through hole (14); the height of the groove (21) is larger than that of the sliding block (18);
a plurality of stirring rods (22) are arranged on the side wall of the cylinder body (1); the middle part of the stirring rod (22) is hinged on the side wall of the cylinder body (1); the upper end of the stirring rod (22) is of an arc structure, and the stirring rod (22) is positioned below the swinging rod (9).
2. The portable hydrogen chloride generating apparatus according to claim 1, wherein: the diversion holes (111) are arranged perpendicular to the diversion rods (11), and the diversion holes (111) are rounded.
3. The portable hydrogen chloride generating apparatus according to claim 1, wherein: the cavity (91) of the swing rod (9) is conical, and the small end of the cavity (91) is close to the pull rod (8).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811527962.7A CN109626328B (en) | 2018-12-13 | 2018-12-13 | Portable hydrogen chloride generating device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811527962.7A CN109626328B (en) | 2018-12-13 | 2018-12-13 | Portable hydrogen chloride generating device |
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| CN109626328A CN109626328A (en) | 2019-04-16 |
| CN109626328B true CN109626328B (en) | 2024-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811527962.7A Active CN109626328B (en) | 2018-12-13 | 2018-12-13 | Portable hydrogen chloride generating device |
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| CN110975375B (en) * | 2019-12-31 | 2021-08-31 | 重庆华彬伟玻璃有限公司 | Scissor water recovery device |
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| CN108383085A (en) * | 2018-05-15 | 2018-08-10 | 杭州东日节能技术有限公司 | A kind of continuity method hydrochloric acid full stripping produces the device and method of hydrogen chloride gas |
| CN208038038U (en) * | 2018-01-26 | 2018-11-02 | 天津中津药业股份有限公司 | A kind of safe generation tank efficiently preparing hydrogen chloride gas |
| CN208218404U (en) * | 2018-05-15 | 2018-12-11 | 杭州东日节能技术有限公司 | A kind of continuity method hydrochloric acid full stripping produces the device of hydrogen chloride gas |
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2018
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2444256A (en) * | 1946-07-19 | 1948-06-29 | Shell Dev | Method for manufacturing hydrogen chloride |
| CN2161602Y (en) * | 1993-06-26 | 1994-04-13 | 苏州硫酸厂 | Hydrogen chloride generator by sulphuric acid extracting method |
| CN104338419A (en) * | 2014-11-11 | 2015-02-11 | 南通星球石墨设备有限公司 | Combined hydrogen chloride absorption tower |
| CN106731582A (en) * | 2017-01-23 | 2017-05-31 | 科莱环境工程（北京）有限公司 | A kind of method of integrated treatment sulfide hydrogen acid waste gas and solid waste carnallite |
| CN208038038U (en) * | 2018-01-26 | 2018-11-02 | 天津中津药业股份有限公司 | A kind of safe generation tank efficiently preparing hydrogen chloride gas |
| CN108383085A (en) * | 2018-05-15 | 2018-08-10 | 杭州东日节能技术有限公司 | A kind of continuity method hydrochloric acid full stripping produces the device and method of hydrogen chloride gas |
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