CN116002622B - Hydrochloric acid recycling device - Google Patents

Hydrochloric acid recycling device Download PDF

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Publication number
CN116002622B
CN116002622B CN202310199977.XA CN202310199977A CN116002622B CN 116002622 B CN116002622 B CN 116002622B CN 202310199977 A CN202310199977 A CN 202310199977A CN 116002622 B CN116002622 B CN 116002622B
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China
Prior art keywords
pipe
fixedly connected
hydrochloric acid
water bath
rigid coupling
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CN202310199977.XA
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CN116002622A (en
Inventor
孔令航
贾帮乐
孔晓伟
王远明
朱国宝
朱明友
孙徽
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ANHUI SHIHUA CHEMICAL CO LTD
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ANHUI SHIHUA CHEMICAL CO LTD
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Abstract

The invention discloses a hydrochloric acid recycling and regenerating device which comprises an outer cylinder body, a water bath cylinder, a water tank, a mounting box, a wind cylinder, a motor and a conveying pipe, wherein a heating wire is arranged between the water bath cylinder and the outer cylinder body, a fan blade group is arranged in the wind cylinder and driven by the motor, a negative pressure pipe is arranged in the mounting box, a siphon pipe is fixedly connected on the negative pressure pipe, the bottom of the siphon pipe stretches into the water tank.

Description

Hydrochloric acid recycling device
Technical Field
The invention relates to a hydrochloric acid recycling device, in particular to an internal circulation leak-free hydrochloric acid recycling device.
Background
Hydrochloric acid is an aqueous solution of hydrogen chloride, and has wide industrial application, for example, in the steel production industry, hydrochloric acid can be used for pickling steel, and in the textile industry, hydrochloric acid can be used for degrading pigments in cloth.
After the hydrochloric acid is used, more impurities exist in the hydrochloric acid and cannot be reused, and if the hydrochloric acid waste liquid is directly discharged, not only is the environment polluted, but also the resource waste is caused.
Because hydrochloric acid has higher volatility, hydrogen chloride gas in the hydrochloric acid is easy to volatilize and is discharged, hydrochloric acid recovery and regeneration are generally completed through water bath heating, the hydrogen chloride gas in the hydrochloric acid waste liquid is volatilized and discharged through water bath heating, the volatilized hydrogen chloride gas is introduced into water, and the hydrogen chloride gas is redissolved through water dissolution, so that a clean hydrochloric acid aqueous solution is formed.
However, when the hydrogen chloride gas passes through the water, insufficient dissolution may occur, which causes undissolved hydrogen chloride gas to be discharged into the air, for example, as shown in patent application No.: chinese patent CN202111417047.4 discloses a concentrated hydrochloric acid recovery system for hydrochloric acid regeneration, in which hydrogen chloride gas in hydrochloric acid waste liquid is volatilized by a heating plate, and the hydrochloric acid gas is liquefied by a condensing tube, but if the liquefaction of the hydrochloric acid gas is insufficient, leakage of part of the hydrochloric acid gas may be caused.
Disclosure of Invention
In order to solve the problems, the invention provides a hydrochloric acid recycling device, which is realized by the following technical scheme.
The hydrochloric acid recycling device comprises an outer cylinder, a water bath cylinder, a water tank, an installation box, an air cylinder, a motor and a conveying pipe; the water bath barrel is arranged in the outer barrel, the top of the water bath barrel is fixedly connected with a mounting ring, the mounting ring is fixedly connected with the inner wall of the outer barrel, the bottom of the water bath barrel is fixedly connected with a drain pipe, the drain pipe is fixedly connected with the center of a bottom plate of the outer barrel, the head of the drain pipe is in threaded connection with a first cover body, a water bath cavity is formed between the water bath barrel and the outer barrel, the right side of the outer barrel is fixedly connected with a water supplementing pipe at a position above the water bath cavity, the head of the water supplementing pipe is in threaded connection with a second cover body, a spiral heating wire is fixedly connected in the water bath cavity, the water tank is fixedly connected with the right side outer wall of the outer barrel, the upper part of a rear side plate of the water tank is fixedly connected with an adding pipe, the head of the adding pipe is in threaded connection with a third cover body, the right side bottom of the water tank is fixedly connected with a drain pipe, a valve is arranged on the drain pipe, the right side outer wall of the outer barrel is fixedly connected with a first cover body, a first return pipe is fixedly connected between the first cover body and the top plate of the water tank, a second return pipe is fixedly connected on the side plate of the outer cylinder body corresponding to the first cover body, the installation box is fixedly connected on the water tank, connecting pipes are symmetrically and fixedly connected in the left side plate and the right side plate of the installation box, a negative pressure pipe is fixedly connected between the connecting pipes, a siphon pipe is fixedly connected on the top plate of the water tank, the top of the siphon pipe is in butt joint with the negative pressure pipe, a second cover body is fixedly connected on the right outer wall of the water tank, an air outlet pipe is connected between the connecting pipe on the right side and the second cover body, an air jet pipe is longitudinally and uniformly fixedly connected on the right side plate of the water tank corresponding to the second cover body, the air jet pipe is L-shaped, the bottom of the air jet pipe extends into the lower part of the inner cavity of the water tank, the air duct is fixedly connected on the top plate of the outer cylinder body, the bottom of the air duct is arranged in an open way, the top plate center of the air duct is rotationally connected with a rotating shaft, the bottom of the fan blade group is fixedly connected on the bottom of the rotating shaft, the top rigid coupling of pivot has from the driving wheel, is connected with the intake pipe between the connecting pipe of dryer and left side, the hookup location of intake pipe and dryer is located the top of dryer, there is the motor through the support rigid coupling on the outer barrel, the rigid coupling has the action wheel on the output shaft of motor, the action wheel passes through the belt linkage with the driving wheel, when motor drive flabellum group rotates, the gas of flabellum group position flows from down upwards, the conveyer pipe is connected with the roof of outer barrel.
Further, the upper surface of the mounting ring is arranged in a downward inclined manner along the direction of the center of the linear outer cylinder.
Further, the diameter of the negative pressure pipe is 1/10-1/5 of the diameter of the connecting pipe.
Further, the bottom of the air ejector tube is fixedly connected with a transverse arrangement tube, and air ejector holes are densely distributed on the arrangement tube.
Further, the roof center rotation of outer barrel is connected with the (mixing) shaft, the top of (mixing) shaft passes through the shaft coupling with the output shaft of motor and dock, and the inside of water bath section of thick bamboo is equipped with the stirring vane rather than the inner wall laminating, the bottom and the stirring vane fixed connection of (mixing) shaft.
Further, the roof lower surface rigid coupling of outer barrel has the transfer storehouse, the rigid coupling has sealed axle sleeve in the bottom plate of transfer storehouse, the (mixing) shaft is sealed to be rotated and is connected in sealed axle sleeve, the head and the transfer storehouse of second back flow are connected, have seted up the flow chamber in the (mixing) shaft, and first through-hole has evenly been seted up to the circumference on the (mixing) shaft in the transfer storehouse, and the second through-hole has evenly been seted up to the bottom circumference of (mixing) shaft.
Further, the mounting groove has been seted up on the roof of outer barrel, the rigid coupling has the holding ring in the mounting groove, still includes the filter mantle, the top rigid coupling of filter mantle has a cartridge, a cartridge is pegged graft in the holding ring, and the outer lane rigid coupling of cartridge has the lap, still includes the apron, the lower surface rigid coupling of apron has the seal seat, seal seat sealing connection is in the mounting groove, the conveyer pipe rigid coupling is in the center of apron and seal seat, and the head and the external hydrochloric acid waste liquid generating device of conveyer pipe are connected, and the even rigid coupling of circumference has the screw rod on the roof of outer barrel, offer the dodge hole with the screw rod adaptation on the apron, the meshing has the nut on the screw rod.
The invention has the beneficial effects that the hydrochloric acid waste liquid in the water bath barrel is heated by the heating wire, so that the hydrogen chloride gas in the hydrochloric acid waste liquid volatilizes, the motor drives the fan blade group to rotate when in operation, so that the hydrogen chloride gas is input into the negative pressure pipe, the siphon pipe pumps water in the water tank and mixes with the hydrogen chloride gas to form atomized hydrogen chloride, the atomized hydrogen chloride is introduced into the water tank again and fully mixed with the water in the water tank, and part of undissolved hydrogen chloride gas flows back into the water bath barrel, so that the internal circulation flow and dissolution of the hydrogen chloride gas can be realized, and the leakage of the hydrogen chloride gas is avoided.
Drawings
In order to more clearly illustrate the technical solutions of the present invention, the drawings that are needed in the description of the specific embodiments will be briefly described below, it being obvious that the drawings in the following description are only some examples of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1: the invention discloses a structural schematic diagram of a hydrochloric acid recycling device;
fig. 2: the stirring shaft and the stirring blade are shown in a perspective view;
fig. 3: the three-dimensional structure schematic diagram of the water bath barrel is provided;
fig. 4: a partial enlarged view at a shown in fig. 1;
fig. 5: a partial enlarged view at B shown in fig. 1;
fig. 6: a partial enlarged view at C shown in fig. 1;
fig. 7: a partial enlarged view at D shown in fig. 1.
The reference numerals are as follows:
the device comprises a 1-outer cylinder, a 2-water bath cylinder, a 21-mounting ring, a 22-blow-down pipe, a 23-first cover body, a 24-water bath cavity, a 25-water supplementing pipe, a 26-second cover body, a 27-heating wire, a 3-water tank, a 31-adding pipe, a 32-liquid discharging pipe, a 33-valve, a 34-first cover body, a 35-first return pipe, a 36-second return pipe, a 4-mounting box, a 41-connecting pipe, a 42-negative pressure pipe, a 43-siphon pipe, a 44-second cover body, a 45-air outlet pipe, a 46-air injection pipe, a 47-distributing pipe, a 48-air injection hole, a 5-air cylinder, a 51-rotating shaft, a 52-fan blade group, a 53-driven wheel, a 54-air inlet pipe, a 6-motor, a 61-frame, a 62-driving wheel, a 63-belt, a 7-conveying pipe, a 71-mounting groove, a 72-supporting ring, a 73-filter cover, a 74-inserting cylinder, a 75-sealing seat, a 78-screw, a 79-nut, a 81-stirring shaft, a 82-coupling, a 83-blade, a 84-stirring blade, a 86-lifting blade, a 86-sealing seat, a 88-sealing seat, a through holes, a 87-through holes.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
1-7, the hydrochloric acid recycling device comprises an outer cylinder body 1, a water bath cylinder 2, a water tank 3, an installation box 4, an air cylinder 5, a motor 6 and a conveying pipe 7; the water bath tube 2 is arranged in the outer tube body 1, the top of the water bath tube 2 is fixedly connected with a mounting ring 21, the mounting ring 21 is fixedly connected with the inner wall of the outer tube body 1, the bottom of the water bath tube 2 is fixedly connected with a drain tube 22, the drain tube 22 is fixedly connected with the center of a bottom plate of the outer tube body 1, the head of the drain tube 22 is in threaded connection with a first cover body 23, a water bath cavity 24 is formed between the water bath tube 2 and the outer tube body 1, the right side of the outer tube body 1 is fixedly connected with a water supplementing tube 25 corresponding to the position above the water bath cavity 24, the head of the water supplementing tube 25 is in threaded connection with a second cover body 26, a spiral heating wire 27 is fixedly connected in the water bath cavity 24, the water tank 3 is fixedly connected with the right outer wall of the outer tube body 1, the upper part of a rear side plate of the water tank 3 is fixedly connected with an adding tube 31, the head of the adding tube 31 is in threaded connection with a third cover body (not labeled in the figure), the right side bottom of the water tank 3 is fixedly connected with a liquid draining tube 32, a valve 33 is arranged on the liquid draining tube 32, the outer wall of the right side of the outer cylinder body 1 is fixedly connected with a first cover body 34, a first return pipe 35 is fixedly connected between the first cover body 34 and the top plate of the water tank 3, a second return pipe 36 is fixedly connected on the side plate of the outer cylinder body 1 corresponding to the first cover body 34, the installation box 4 is fixedly connected on the water tank 3, connecting pipes 41 are symmetrically and fixedly connected in the left side plate and the right side plate of the installation box 4, a negative pressure pipe 42 is fixedly connected between the connecting pipes 41, a siphon pipe 43 is fixedly connected on the top plate of the water tank 3, the top of the siphon pipe 43 is butted with the negative pressure pipe 42, a second cover body 44 is fixedly connected on the outer wall of the right side of the water tank 3, an air outlet pipe 45 is connected between the connecting pipe 41 on the right side and the second cover body 44, an air ejector 46 is longitudinally and uniformly fixedly connected on the right side plate of the water tank 3 corresponding to the position of the second cover body 44, the air ejector 46 is L-shaped, the bottom of the air ejector 46 stretches into the lower part of the inner cavity of the water tank 3, the air cylinder 5 is fixedly connected on the top plate of the outer cylinder body 1, the bottom of dryer 5 is uncovered to be set up, the roof center rotation of dryer 5 is connected with pivot 51, the bottom rigid coupling of pivot 51 has flabellum group 52, the top rigid coupling of pivot 51 has from the driving wheel 53, be connected with intake pipe 54 between dryer 5 and the left connecting pipe 41, the hookup location of intake pipe 54 and dryer 5 is located the top of dryer 5, there is motor 6 through support 61 rigid coupling on the outer barrel 1, the rigid coupling has action wheel 62 on motor 6's the output shaft, action wheel 62 passes through belt 63 with from the driving wheel 53 linkage, when motor 6 drive flabellum group 52 rotated, the gas of flabellum group 52 position flows from the bottom upwards, conveyer pipe 7 is connected with outer barrel 1's roof.
Preferably, the upper surface of the mounting ring 21 is disposed obliquely downward in the direction of the center of the straight outer cylinder 1.
Preferably, the diameter of the negative pressure pipe 42 is 1/10 to 1/5 of the diameter of the connection pipe 41.
Preferably, the bottom of the gas spraying pipe 46 is fixedly connected with a transverse arrangement pipe 47, and the arrangement pipe 47 is densely provided with gas spraying holes 48.
Preferably, the top plate center of the outer cylinder body 1 is rotationally connected with a stirring shaft 81, the top of the stirring shaft 81 is in butt joint with the output shaft of the motor 6 through a coupling 82, stirring blades 83 attached to the inner wall of the water bath cylinder 2 are arranged in the water bath cylinder, and the bottom of the stirring shaft 81 is fixedly connected with the stirring blades 83.
Preferably, the lower surface of the top plate of the outer cylinder 1 is fixedly connected with a middle rotating bin 84, a sealing shaft sleeve 85 is fixedly connected in the bottom plate of the middle rotating bin 84, the stirring shaft 81 is connected in the sealing shaft sleeve 85 in a sealing and rotating manner, the head of the second return pipe 36 is connected with the middle rotating bin 84, a flow cavity 86 is formed in the stirring shaft 81, first through holes 87 are uniformly formed in the circumference of the stirring shaft 81 in the middle rotating bin 84, and second through holes 88 are uniformly formed in the circumference of the bottom of the stirring shaft 81.
Preferably, the mounting groove 71 is formed in the top plate of the outer cylinder 1, the supporting ring 72 is fixedly connected in the mounting groove 71, the filter cover 73 is further included, the insertion cylinder 74 is fixedly connected at the top of the filter cover 73, the insertion cylinder 74 is inserted in the supporting ring 72, the lap ring 75 is fixedly connected at the outer ring of the insertion cylinder 74, the filter cover further comprises a cover plate 76, the sealing seat 77 is fixedly connected to the lower surface of the cover plate 76, the sealing seat 77 is hermetically connected in the mounting groove 71, the conveying pipe 7 is fixedly connected to the centers of the cover plate 76 and the sealing seat 77, the head of the conveying pipe 7 is connected with an external hydrochloric acid waste liquid generating device, the screw 78 is uniformly fixedly connected to the top plate of the outer cylinder 1, the avoidance hole matched with the screw 78 is formed in the cover plate 76, and the screw 78 is meshed with the nut 79.
One embodiment of the invention is as follows:
the external hydrochloric acid waste liquid enters through the conveying pipe 7, the filter cover 73 can intercept solid impurities in the waste liquid, after recycling and regeneration of the hydrochloric acid are completed, the nut 79 can be unscrewed, the integrated structure of the cover plate 76, the sealing seat 77 and the conveying pipe 7 is pulled up, then the integrated structure of the filter cover 73, the inserting cylinder 74 and the lap ring 75 is taken out, so that impurities in the filter cover 73 are cleaned, and after the cleaning is completed, the filter cover 73 and the cover plate 76 are installed again.
The water bath is added into the water bath cavity 24 through the water supplementing pipe 25, the second cover body 26 is screwed on, clear water is added into the box body through the adding pipe 31, the third cover body is screwed on, and then the heating wire 27 and the motor 6 are started.
The heating wire 27 heats the water bath liquid during operation, so as to heat the hydrochloric acid waste liquid in the water bath barrel 2 in a water bath, and volatilize the hydrogen chloride gas in the hydrochloric acid waste liquid.
When the motor 6 works, the driving wheel 62 is driven to rotate, the driving wheel 62 drives the driven wheel 53 to rotate through the belt 63, so that the rotating shaft 51 and the fan blade group 52 synchronously rotate, when the fan blade group 52 rotates, gas at the position of the fan blade group 52 flows from bottom to top, hydrogen chloride gas enters the left connecting pipe 41 through the gas inlet pipe 54 and then enters the negative pressure pipe 42, the hydrogen chloride gas has a higher flow velocity in the negative pressure pipe 42 due to the smaller diameter of the negative pressure pipe 42, negative pressure is formed, and water in the water tank 3 enters the negative pressure pipe 42 through the siphon pipe 43, is mixed with the hydrogen chloride gas flowing at high degree and is excited into an atomized state.
Atomized hydrogen chloride enters the second cover body 44 through the connecting pipe 41 and the air outlet pipe 45 on the right side, enters the distribution pipe 47 through the air injection pipe 46, is sprayed out of the air injection holes 48, and the distribution pipe 47 and the air injection holes 48 enable the atomized hydrogen chloride to comprehensively enter the water tank 3, so that the dissolution area is increased, and the atomized hydrogen chloride is easier to dissolve.
The part of undissolved hydrogen chloride gas sequentially enters the transfer bin 84 through the first return pipe 35, the first cover body 34 and the second return pipe 36, is discharged through the first through hole 87, the flow cavity 86 and the second through hole 88, and is discharged from the bottom of the water bath barrel 2, so that the hydrochloric acid waste liquid can be rolled, and the volatilization speed is improved.
The motor 6 during operation still drives (mixing) shaft 81 and stirring vane 83 through shaft coupling 82 and rotates, and stirring vane 83 can stir hydrochloric acid waste liquid on the one hand, improves the speed of volatilizing, and on the other hand, pivoted stirring vane 83 can also scrape down the deposit of water bath section of thick bamboo 2 inner wall.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.

Claims (7)

1. The utility model provides a hydrochloric acid recovery regenerating unit which characterized in that: comprises an outer cylinder body, a water bath cylinder, a water tank, a mounting box, an air cylinder, a motor and a conveying pipe; the water bath barrel is arranged in the outer barrel, the top of the water bath barrel is fixedly connected with a mounting ring, the mounting ring is fixedly connected with the inner wall of the outer barrel, the bottom of the water bath barrel is fixedly connected with a drain pipe, the drain pipe is fixedly connected with the center of a bottom plate of the outer barrel, the head of the drain pipe is in threaded connection with a first cover body, a water bath cavity is formed between the water bath barrel and the outer barrel, the right side of the outer barrel is fixedly connected with a water supplementing pipe at a position above the water bath cavity, the head of the water supplementing pipe is in threaded connection with a second cover body, a spiral heating wire is fixedly connected in the water bath cavity, the water tank is fixedly connected with the right side outer wall of the outer barrel, the upper part of a rear side plate of the water tank is fixedly connected with an adding pipe, the head of the adding pipe is in threaded connection with a third cover body, the right side bottom of the water tank is fixedly connected with a drain pipe, a valve is arranged on the drain pipe, the right side outer wall of the outer barrel is fixedly connected with a first cover body, a first return pipe is fixedly connected between the first cover body and the top plate of the water tank, a second return pipe is fixedly connected on the side plate of the outer cylinder body corresponding to the first cover body, the installation box is fixedly connected on the water tank, connecting pipes are symmetrically and fixedly connected in the left side plate and the right side plate of the installation box, a negative pressure pipe is fixedly connected between the connecting pipes, a siphon pipe is fixedly connected on the top plate of the water tank, the top of the siphon pipe is in butt joint with the negative pressure pipe, a second cover body is fixedly connected on the right outer wall of the water tank, an air outlet pipe is connected between the connecting pipe on the right side and the second cover body, an air jet pipe is longitudinally and uniformly fixedly connected on the right side plate of the water tank corresponding to the second cover body, the air jet pipe is L-shaped, the bottom of the air jet pipe extends into the lower part of the inner cavity of the water tank, the air duct is fixedly connected on the top plate of the outer cylinder body, the bottom of the air duct is arranged in an open way, the top plate center of the air duct is rotationally connected with a rotating shaft, the bottom of the fan blade group is fixedly connected on the bottom of the rotating shaft, the top rigid coupling of pivot has from the driving wheel, is connected with the intake pipe between the connecting pipe of dryer and left side, the hookup location of intake pipe and dryer is located the top of dryer, there is the motor through the support rigid coupling on the outer barrel, the rigid coupling has the action wheel on the output shaft of motor, the action wheel passes through the belt linkage with the driving wheel, when motor drive flabellum group rotates, the gas of flabellum group position flows from down upwards, the conveyer pipe is connected with the roof of outer barrel.
2. The hydrochloric acid recovery and regeneration device according to claim 1, wherein: the upper surface of the mounting ring is arranged in a downward inclined manner along the direction of the center of the linear outer cylinder.
3. The hydrochloric acid recovery and regeneration device according to claim 1, wherein: the diameter of the negative pressure pipe is 1/10-1/5 of the diameter of the connecting pipe.
4. The hydrochloric acid recovery and regeneration device according to claim 1, wherein: the bottom of the air spraying pipe is fixedly connected with a transverse arrangement pipe, and air spraying holes are densely distributed on the arrangement pipe.
5. The hydrochloric acid recovery and regeneration device according to claim 1, wherein: the top plate center of the outer cylinder body is rotationally connected with a stirring shaft, the top of the stirring shaft is in butt joint with an output shaft of the motor through a coupling, stirring blades attached to the inner wall of the water bath cylinder are arranged in the water bath cylinder, and the bottom of the stirring shaft is fixedly connected with the stirring blades.
6. The hydrochloric acid recovery and regeneration device according to claim 5, wherein: the upper surface rigid coupling of roof of outer barrel has the transfer storehouse, the rigid coupling has sealed axle sleeve in the bottom plate of transfer storehouse, the (mixing) shaft is sealed to be rotated and is connected in sealed axle sleeve, the head of second back flow is connected with the transfer storehouse, has seted up the flow chamber in the (mixing) shaft, and first through-hole has evenly been seted up to the circumference on the (mixing) shaft in the transfer storehouse, and the second through-hole has evenly been seted up to the bottom circumference of (mixing) shaft.
7. The hydrochloric acid recovery and regeneration device according to claim 1, wherein: the utility model discloses a hydrochloric acid waste liquid generation device, including outer barrel, filter mantle, outer barrel, sealing seat, conveyer pipe, screw rod, sealing seat, conveyer pipe rigid coupling, conveyer pipe, outer barrel's roof is seted up the mounting groove, the rigid coupling has the supporting ring in the mounting groove, still includes the filter mantle, the top rigid coupling of filter mantle has a cartridge, cartridge peg graft in the supporting ring, cartridge's outer lane rigid coupling has the lap, still includes the apron, the lower surface rigid coupling of apron has the sealing seat, sealing seat sealing connection is in the mounting groove, the conveyer pipe rigid coupling is in the center of apron and sealing seat, and the head and the external hydrochloric acid waste liquid generation device of conveyer pipe are connected, and the even rigid coupling of circumference has the screw rod on the roof of outer barrel, set up on the apron with the dodge hole of screw rod adaptation, the meshing has the nut on the screw rod.
CN202310199977.XA 2023-03-06 2023-03-06 Hydrochloric acid recycling device Active CN116002622B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310199977.XA CN116002622B (en) 2023-03-06 2023-03-06 Hydrochloric acid recycling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310199977.XA CN116002622B (en) 2023-03-06 2023-03-06 Hydrochloric acid recycling device

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Publication Number Publication Date
CN116002622A CN116002622A (en) 2023-04-25
CN116002622B true CN116002622B (en) 2024-02-02

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204251334U (en) * 2014-11-15 2015-04-08 湖南新紫继换热科技有限公司 A kind of waste hydrochloric acid evaporation concentration treatment system
CN209438576U (en) * 2018-09-10 2019-09-27 南通天泽化工有限公司 A kind of hydrogen chloride gas recyclable device
CN114522501A (en) * 2022-02-21 2022-05-24 连云港市工投集团利海化工有限公司 Device and method for efficiently recycling hydrogen chloride tail gas

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204251334U (en) * 2014-11-15 2015-04-08 湖南新紫继换热科技有限公司 A kind of waste hydrochloric acid evaporation concentration treatment system
CN209438576U (en) * 2018-09-10 2019-09-27 南通天泽化工有限公司 A kind of hydrogen chloride gas recyclable device
CN114522501A (en) * 2022-02-21 2022-05-24 连云港市工投集团利海化工有限公司 Device and method for efficiently recycling hydrogen chloride tail gas

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