CN109160040B - Safe storage method for hydrochloric acid - Google Patents
Safe storage method for hydrochloric acid Download PDFInfo
- Publication number
- CN109160040B CN109160040B CN201811087485.7A CN201811087485A CN109160040B CN 109160040 B CN109160040 B CN 109160040B CN 201811087485 A CN201811087485 A CN 201811087485A CN 109160040 B CN109160040 B CN 109160040B
- Authority
- CN
- China
- Prior art keywords
- hydrochloric acid
- tank body
- liquid inlet
- acid solution
- tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/02—Internal fittings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
- B65D85/70—Containers, packaging elements or packages, specially adapted for particular articles or materials for materials not otherwise provided for
- B65D85/84—Containers, packaging elements or packages, specially adapted for particular articles or materials for materials not otherwise provided for for corrosive chemicals
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The invention belongs to the technical field of hydrochloric acid storage, and particularly relates to a safe hydrochloric acid storage method.A hydrochloric acid storage tank used in the method comprises a liquid inlet, a tank body, a first liquid outlet and a second liquid outlet, wherein the liquid inlet is communicated with the tank body, and gas storage chambers are symmetrically arranged on two sides of the liquid inlet; a sealing bag is connected above the liquid inlet, and a first liquid outlet is arranged at the bottom of the tank body; buffer bags are symmetrically arranged on the side wall of the liquid inlet; a group of air bags are arranged in the buffer bag at intervals, and the air bags are communicated with each other at intervals up and down; a spiral plastic pipe is arranged in the tank body; a group of exhaust units is arranged on the inner wall of the tank body; the exhaust unit comprises a connecting rod, a cylinder and a fixing plate; the hydrochloric acid storage tank used in the invention buffers the speed of the poured hydrochloric acid solution through the buffer bag and the arc-shaped elastic flange, so that the volatilization of the hydrochloric acid solution is avoided, and the hydrochloric acid storage tank is sealed by the sealing bag, so that the personnel safety is fully prevented from being damaged by splashing, and the storage safety of the hydrochloric acid is improved.
Description
Technical Field
The invention belongs to the technical field of hydrochloric acid storage, and particularly relates to a safe hydrochloric acid storage method.
Background
Hydrochloric acid is commonly known as hydrochloric acid, is an aqueous solution of hydrogen chloride gas, is colorless and transparent monobasic strong acid, and has extremely strong volatility, so that white mist can be seen above a container containing concentrated hydrochloric acid after the container is opened, and actually small hydrochloric acid droplets are generated by combining the volatilized hydrogen chloride with water vapor in the air. In the production process of hydrochloric acid, hydrochloric acid is required to be stored frequently, in the storage process, volatilization is easy to occur, a storage device is easy to corrode, and meanwhile, the hydrochloric acid has pungent smell which is not beneficial to storage, so that a hydrochloric acid storage tank is provided, and the problems are solved.
Some technical schemes of hydrochloric acid storage tanks also appear in the prior art, for example, a chinese patent with application number 2017218226514 discloses a hydrochloric acid storage tank, which comprises a liquid inlet, a liquid inlet hopper, an access door and a liquid storage barrel, wherein the liquid inlet is connected with a storage tank body, and a tank cover is fixedly arranged on a dealer of the liquid inlet, adjusting hand wheels are arranged on two sides above the storage tank body, and the adjusting hand wheel is connected with the liquid inlet pipe, a liquid inlet pipeline is arranged in the liquid inlet hopper, an adjusting valve is arranged below the liquid inlet hopper, an observation window is arranged on the access door, the access door is connected with the storage tank body, liquid outlet hoppers are arranged at two ends of the lower part of the storage tank body, odor removal covers are arranged at two sides of the inner part of the upper part of the storage tank body, and the below both sides of holding vessel body are connected with the supporting seat, the top of liquid storage bucket is connected with the feed liquor pipe, and the below of liquid storage bucket is connected with the drain pipe. The hydrochloric acid storage tank is simple in overall structure and reasonable in design, volatilization of hydrochloric acid is avoided, and meanwhile, the whole device is high in practicability and meets the using requirements; however, the device cannot avoid the occurrence of volatilization, and the safety of personnel pouring the hydrochloric acid solution into the storage tank is not considered.
In order to solve the problems, the invention provides a safe hydrochloric acid storage method, a hydrochloric acid storage tank used in the method buffers the speed of pouring a hydrochloric acid solution through a buffer bag and an arc-shaped elastic flange, so that the volatilization of the hydrochloric acid solution is avoided, the hydrochloric acid storage tank is sealed through a sealing bag, the personnel safety is fully prevented from being damaged by splashing, and the safety of hydrochloric acid storage is improved.
Disclosure of Invention
In order to make up for the defects of the prior art, the hydrochloric acid storage tank used in the method is sleeved into the sealing bag by the bottle mouth of the container and tightened to avoid splashing and volatilization of the hydrochloric acid solution during pouring, so that the safety of operators is protected; simultaneously through the cushion bag and the curved elastic flange that set up on the inlet inner wall, the flexible buffering has poured the falling speed of hydrochloric acid solution into, volatilization of hydrochloric acid solution has been avoided, and fully prevent to splash, enter into the plastic tubing of the internal heliciform setting of jar behind the inlet, thereby drive exhaust unit work, with the internal gas outgoing of jar in the gas holder, the too big danger of jar body pressure has been avoided, simultaneously can be with the gas holder and jar internal portion intercommunication through adjusting handle, thereby let in the gas holder jar internal, increase the pressure of jar body, thereby derive hydrochloric acid solution easily.
The technical scheme adopted by the invention for solving the technical problems is as follows: a safe storage method of hydrochloric acid comprises the following steps:
s1: workers wear safety clothing, and pour hydrochloric acid into a hydrochloric acid storage tank for storage, so that acid mist can be generated in the tank body; an interlayer is arranged in the hydrochloric acid storage tank and filled with liquid paraffin which is used for preventing the hydrochloric acid solution from volatilizing;
s2: introducing acid mist in the hydrochloric acid storage tank in the S1 into an acid mist treatment tank through a pipeline, wherein the acid mist treatment tank is provided with alkali liquor, and the acid mist is subjected to neutralization treatment after entering the acid mist treatment tank;
s3: introducing hydrogen generated by neutralization in the acid mist treatment box in the S2 into a gas storage chamber of the hydrochloric acid storage tank, and simultaneously introducing nitrogen into the gas storage chamber through a pipeline;
s4: introducing nitrogen in the gas storage chamber in the S3 into the hydrochloric acid storage tank, wherein the nitrogen can cool the hydrochloric acid storage tank to prevent the hydrochloric acid from volatilizing;
s5: leading the gas in the hydrochloric acid storage tank in the S4 back to the gas storage chamber for storage;
the hydrochloric acid storage tank comprises a liquid inlet, a tank body, a first liquid outlet and a second liquid outlet, wherein the liquid inlet is communicated with the tank body, gas storage chambers are symmetrically arranged on two sides of the liquid inlet, and the gas storage chambers are used for storing gas in the tank body; a sealing bag is connected above the liquid inlet, a first liquid outlet is arranged at the bottom of the tank body, a second liquid outlet is arranged on one side of the first liquid outlet, and the second liquid outlet is connected with an adjusting valve which is used for controlling the second liquid outlet to be switched on and off; buffer bags are symmetrically arranged on the side wall of the liquid inlet, and the interior of each buffer bag is communicated with the exterior through a through hole; a group of air bags are arranged in the buffer bag at intervals, and the air bags are communicated with each other at intervals up and down; a spiral plastic pipe is arranged in the tank body, the plastic pipe is suspended in the tank body through a steel wire rope, and the plastic pipe is communicated with the liquid inlet; the inner wall of the tank body is provided with a group of exhaust units, and the exhaust units are used for guiding gas in the tank body into the gas storage chamber; the exhaust unit comprises a connecting rod, an air cylinder and a fixing plate, the fixing plate is fixedly mounted on the inner wall of the tank body, the middle of the connecting rod is hinged to the fixing plate, one end of the connecting rod is connected with the steel wire rope, the other end of the connecting rod is hinged to the end of the air cylinder, the air cylinder is fixedly mounted on the fixing plate, and an air cavity of the air cylinder is communicated with the air storage chamber. When the hydrochloric acid storage tank is used, the tank cover is opened firstly, the hydrochloric acid solution is poured into the storage tank from the container, and the bottle mouth of the container is sleeved and fastened through the sealing bag arranged above the feeding hole during pouring, so that splashing is avoided when the hydrochloric acid solution is poured out from the container, safety of workers is harmed, and meanwhile, volatilization of the hydrochloric acid solution is also avoided; and when the hydrochloric acid solution flows into the tank body from the liquid inlet, the hydrochloric acid solution can contact the buffer bag arranged on the side wall of the liquid inlet, thereby compressing the air bag arranged in the buffer bag, leading the air in the air bag above to be compressed and guided into the air bag communicated with the lower part at intervals, so that the lower buffer bag is raised under the action of the air bag, the hydrochloric acid solution slowly flows on the buffer bag in a reciprocating way, thereby preventing the hydrochloric acid solution from splashing, safely pouring the hydrochloric acid solution into a spiral plastic pipe in the tank body, enabling the hydrochloric acid solution to slowly flow to the bottom by the spiral plastic pipe, meanwhile, a connecting rod connected through a steel wire rope is pulled under the action of the gravity of hydrochloric acid solution, the connecting rod presses a cylinder, the cylinder sucks gas in the tank body through a gas inlet pipe, the gas is discharged into a communicated gas storage chamber to be stored, and the gas inlet end of the gas inlet pipe is positioned at the top of the tank body to avoid discharging the hydrochloric acid solution, so that the harm caused by overlarge pressure in the tank body is avoided; when needs use hydrochloric acid solution, if a small amount only need utilize the governing valve open No. two liquid outlets can, effectual production that prevents the phenomenon of volatilizing when needs use hydrochloric acid solution in a large number, only need derive through a liquid outlet, the taking of hydrochloric acid solution of being convenient for.
Preferably, the height of the liquid inlet is 0.5-1 m. When the buffer bag is used, the liquid inlet is 0.5-1 m high, the stroke of the hydrochloric acid solution entering the tank body can be prolonged, and the buffer bag slowly flows under the action of the buffer bag, so that the volatilization of the hydrochloric acid solution is avoided, and the safety of workers is ensured.
Preferably, the sealing bag and the buffer bag are both made of polytetrafluoroethylene materials. When the corrosion-resistant polytetrafluoroethylene material is used, the hydrochloric acid solution is corrosive, and the polytetrafluoroethylene material has the performances of corrosion resistance, wear resistance and difficult aging, so that the service life of the device can be prolonged.
Preferably, the outer ring of the plastic pipe is provided with a lug, and the lug can facilitate the connection of the plastic pipe and the steel wire rope. During the use, in hydrochloric acid solution flowed into the plastics pipe of heliciform setting, can be convenient for be connected between wire rope and the plastic tubing through setting up the lug, the lug also can increase the area of contact between wire rope and the plastic tubing simultaneously to avoid the plastic tubing to rock and damage when pulling wire rope, thereby improve device's life.
Preferably, adjusting hand wheels are installed on the two air storage chambers and used for controlling the on-off of the air storage chambers and the inside of the tank body. During the use, when hydrochloric acid solution in the holding vessel is used to needs, can with the gas receiver with jar internal portion intercommunication through adjusting the hand wheel to let in jar internal with the gas in the gas receiver, increase jar pressure of body, thereby derive hydrochloric acid solution easily.
Preferably, one side of the buffer bag, which is far away from the inner wall of the liquid inlet, is provided with a group of arc-shaped elastic flanges, the elastic flanges are uniformly distributed at intervals from top to bottom, and the elastic flanges are used for avoiding splashing of the hydrochloric acid solution. During the use, when hydrochloric acid solution pours into in toward the inlet, through setting up the arc flange of interval arrangement, block hydrochloric acid solution and flow fast, splash in the inlet, avoided volatilizing of hydrochloric acid solution and endanger operating personnel's safety.
The invention has the following beneficial effects:
1. the invention relates to a safe hydrochloric acid storage method, wherein a hydrochloric acid storage tank used in the method is provided with a buffer bag and a flange on the inner wall of a feed inlet, when a hydrochloric acid solution is poured into a tank body from a liquid inlet, the hydrochloric acid solution can contact the buffer bag arranged on the side wall of the liquid inlet, so that an air bag arranged in the buffer bag is compressed, air in the air bag arranged above is compressed and guided into the air bag communicated with the lower part at intervals, the buffer bag arranged below is expanded under the action of the air bag, the hydrochloric acid solution slowly flows on the buffer bag in a reciprocating manner, the hydrochloric acid solution is prevented from splashing, the hydrochloric acid solution is safely poured into a spiral plastic pipe in the tank body, and the hydrochloric acid solution slowly flows to the bottom through.
2. According to the safe storage method of the hydrochloric acid, the sealing bag is arranged above the feeding hole, when the hydrochloric acid solution is poured into the storage tank from the container, the sealing bag arranged above the feeding hole is sleeved on the bottle mouth of the container and tightened, so that the hydrochloric acid solution is prevented from splashing when the hydrochloric acid solution is poured out of the container, the safety of workers is harmed, and meanwhile, the hydrochloric acid solution is prevented from volatilizing.
3. According to the safe hydrochloric acid storage method, the hydrochloric acid storage tank used in the method pulls the connecting rod connected through the steel wire rope through the hydrochloric acid solution in the spiral plastic pipe, the connecting rod presses the air cylinder, the air cylinder sucks the gas in the tank body through the air inlet pipe, the gas is discharged into the communicated gas storage chamber to be stored, the air inlet end of the air inlet pipe is located at the top of the tank body, the hydrochloric acid solution is prevented from being discharged, and therefore harm caused by overlarge pressure in the tank body is avoided.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a flow chart of a method of the present invention;
FIG. 2 is a schematic view of the main structure of a hydrochloric acid storage tank used in the present invention;
in the figure: the device comprises a liquid inlet 1, a tank body 2, a first liquid outlet 3, a second liquid outlet 4, an adjusting valve 5, a buffer bag 6, an air bag 7, a plastic pipe 8, an exhaust unit 9, a connecting rod 91, an air cylinder 92, a fixing plate 93, an air storage chamber 10, a steel wire rope 11, a sealing bag 12, a lug 13, an adjusting hand wheel 14 and a flange 15.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to fig. 2, the method for safely storing hydrochloric acid according to the present invention comprises the following steps:
s1: workers wear safety clothing, and pour hydrochloric acid into a hydrochloric acid storage tank for storage, so that acid mist can be generated in the tank body; an interlayer is arranged in the hydrochloric acid storage tank and filled with liquid paraffin which is used for preventing the hydrochloric acid solution from volatilizing;
s2: introducing acid mist in the hydrochloric acid storage tank in the S1 into an acid mist treatment tank through a pipeline, wherein the acid mist treatment tank is provided with alkali liquor, and the acid mist is subjected to neutralization treatment after entering the acid mist treatment tank;
s3: introducing hydrogen generated by neutralization in the acid mist treatment box in the S2 into a gas storage chamber of the hydrochloric acid storage tank, and simultaneously introducing nitrogen into the gas storage chamber through a pipeline;
s4: introducing nitrogen in the gas storage chamber in the S3 into the hydrochloric acid storage tank, wherein the nitrogen can cool the hydrochloric acid storage tank to prevent the hydrochloric acid from volatilizing;
s5: leading the gas in the hydrochloric acid storage tank in the S4 back to the gas storage chamber for storage;
the hydrochloric acid storage tank comprises a liquid inlet 1, a tank body 2, a first liquid outlet 3 and a second liquid outlet 4, wherein the liquid inlet 1 is communicated with the tank body 2, gas storage chambers 10 are symmetrically arranged on two sides of the liquid inlet 1, and the gas storage chambers 10 are used for storing gas in the tank body 2; a sealing bag 12 is connected above the liquid inlet 1, a first liquid outlet 3 is arranged at the bottom of the tank body 2, a second liquid outlet 4 is arranged at one side of the first liquid outlet 3, the second liquid outlet 4 is connected with an adjusting valve 5, and the adjusting valve 5 is used for controlling the second liquid outlet 4 to be switched on and off; the side wall of the liquid inlet 1 is symmetrically provided with buffer bags 6, and the interior of each buffer bag 6 is communicated with the outside through a through hole; a group of air bags 7 are arranged in the buffer bag 6 at intervals, and the air bags 7 are communicated with each other at intervals up and down; a spiral plastic pipe 8 is arranged in the tank body 2, the plastic pipe 8 is suspended in the tank body 2 through a steel wire rope 11, and the plastic pipe 8 is communicated with the liquid inlet 1; a group of exhaust units 9 is arranged on the inner wall of the tank body 2, and the exhaust units 9 are used for guiding the gas in the tank body 2 into a gas storage chamber 10; the exhaust unit 9 comprises a connecting rod 91, an air cylinder 92 and a fixing plate 93, the fixing plate 93 is fixedly installed on the inner wall of the tank body 2, the middle part of the connecting rod 91 is hinged on the fixing plate 93, one end of the connecting rod 91 is connected with the steel wire rope 11, the other end of the connecting rod is hinged with the end head of the air cylinder 92, the air cylinder 92 is fixedly installed on the fixing plate 93, and the air cavity of the air cylinder 92 is communicated with the air storage chamber 10. When the hydrochloric acid storage tank is used, the tank cover is opened firstly, the hydrochloric acid solution is poured into the storage tank from the container, and the bottle mouth of the container is sleeved and fastened through the sealing bag 12 arranged above the feeding hole during pouring, so that splashing is avoided when the hydrochloric acid solution is poured out of the container, safety of workers is harmed, and meanwhile, volatilization of the hydrochloric acid solution is also avoided; when the hydrochloric acid solution flows into the tank body 2 from the liquid inlet 1, the hydrochloric acid solution can contact the buffer bag 6 arranged on the side wall of the liquid inlet 1, so that the air bag 7 arranged in the buffer bag is compressed, the air in the air bag 7 arranged above is compressed and guided into the air bag 7 communicated with the lower part at intervals, the buffer bag 6 arranged below is expanded under the action of the air bag 7, the hydrochloric acid solution slowly flows on the buffer bag 6 in a reciprocating manner, so that the hydrochloric acid solution is prevented from splashing, the hydrochloric acid solution is safely poured into the spiral plastic pipe 8 arranged in the tank body 2, the spiral plastic pipe 8 enables the hydrochloric acid solution to slowly flow to the bottom, meanwhile, the connecting rod 91 connected through the steel wire rope 11 is pulled under the action of the gravity of the hydrochloric acid solution, the connecting rod 91 presses the air cylinder 92, the air cylinder 92 sucks the air in the tank body 2 through the air inlet pipe, the air is discharged into the communicated chamber, the hydrochloric acid solution is prevented from being discharged, so that the harm caused by overlarge pressure in the tank body 2 is avoided; when needs use hydrochloric acid solution, if a small amount only need utilize governing valve 5 open No. two liquid outlets 4 can, the effectual production that prevents the phenomenon of volatilizing, when needs use hydrochloric acid solution in a large number, only need derive through a liquid outlet 3, the taking of hydrochloric acid solution of being convenient for.
In one embodiment, the height of the liquid inlet is 0.5-1 m. During the use, 1 high 0.5m ~ 1m of inlet can prolong the stroke that hydrochloric acid solution got into jar body 2 to slowly flow under the effect of buffer bag 6, avoided the volatilizing of hydrochloric acid solution on the one hand, on the other hand has also guaranteed staff's safety.
In one embodiment, the sealing bag 12 and the buffer bag 6 are made of teflon. When the corrosion-resistant polytetrafluoroethylene material is used, the hydrochloric acid solution is corrosive, and the polytetrafluoroethylene material has the performances of corrosion resistance, wear resistance and difficult aging, so that the service life of the device can be prolonged.
In one embodiment, the plastic tube 8 is provided with a lug 13 at the outer ring, and the lug 13 can facilitate the connection of the plastic tube 8 and the steel wire rope 11. During the use, in the plastic tubing 8 that hydrochloric acid solution flowed into the heliciform and set up, can be convenient for be connected between wire rope 11 and the plastic tubing 8 through setting up lug 13, lug 13 also can increase the area of contact between wire rope 11 and the plastic tubing 8 simultaneously to avoid plastic tubing 8 to rock and damage when pulling wire rope 11, thereby improve device's life.
In one embodiment, the two air storage chambers 10 are respectively provided with an adjusting hand wheel 14, and the adjusting hand wheels 14 are used for controlling the connection and disconnection between the air storage chambers 10 and the interior of the tank body 2. During the use, when hydrochloric acid solution in the holding vessel needs to be used, can be with the inside intercommunication of reservoir 10 and jar body 2 through adjusting hand wheel 14 to gas in the reservoir 10 lets in the jar internal, increases jar body 2's pressure, thereby exports hydrochloric acid solution easily.
As one embodiment, one side of the buffer bag 6, which is far away from the inner wall of the liquid inlet 1, is provided with a group of arc-shaped elastic flanges 15, the elastic flanges 15 are uniformly arranged at intervals from top to bottom, and the elastic flanges 15 are used for preventing the hydrochloric acid solution from splashing. During the use, when hydrochloric acid solution pours into in the inlet 1, through setting up the arc flange 15 that the interval was arranged, block hydrochloric acid solution and flow fast, splash in inlet 1, avoided volatilizing of hydrochloric acid solution and endanger operating personnel's safety.
When the hydrochloric acid storage tank is used, the tank cover is opened firstly, the hydrochloric acid solution is poured into the storage tank from the container, and the bottle mouth of the container is sleeved and fastened through the sealing bag 12 arranged above the feeding hole during pouring, so that splashing is avoided when the hydrochloric acid solution is poured out of the container, safety of workers is harmed, and meanwhile, volatilization of the hydrochloric acid solution is also avoided; when the hydrochloric acid solution flows into the tank body 2 from the liquid inlet 1, the hydrochloric acid solution can contact the buffer bag 6 arranged on the side wall of the liquid inlet 1, so that the air bag 7 arranged in the buffer bag is compressed, the air in the air bag 7 arranged above is compressed and guided into the air bag 7 communicated with the lower part at intervals, the buffer bag 6 arranged below is expanded under the action of the air bag 7, the hydrochloric acid solution slowly flows on the buffer bag 6 in a reciprocating manner, so that the hydrochloric acid solution is prevented from splashing, the hydrochloric acid solution is safely poured into the spiral plastic pipe 8 arranged in the tank body 2, the spiral plastic pipe 8 enables the hydrochloric acid solution to slowly flow to the bottom, meanwhile, the connecting rod 91 connected through the steel wire rope 11 is pulled under the action of the gravity of the hydrochloric acid solution, the connecting rod 91 presses the air cylinder 92, the air cylinder 92 sucks the air in the tank body 2 through the air inlet pipe, the air is discharged into the communicated chamber, the hydrochloric acid solution is prevented from being discharged, so that the harm caused by overlarge pressure in the tank body 2 is avoided; when the hydrochloric acid solution is required to be used in a large amount, the second liquid outlet 4 is only required to be opened by the regulating valve 5, so that the volatilization phenomenon is effectively prevented, and when the hydrochloric acid solution is required to be used in a large amount, the hydrochloric acid solution is only required to be led out through the first liquid outlet 3, so that the hydrochloric acid solution is convenient to take and use; the height of the liquid inlet 1 is 0.5-1 m, so that the stroke of the hydrochloric acid solution entering the tank body 2 can be prolonged, and the hydrochloric acid solution slowly flows under the action of the buffer bag 6, so that the volatilization of the hydrochloric acid solution is avoided, and the safety of workers is ensured; the hydrochloric acid solution is corrosive, and the polytetrafluoroethylene material has the performances of corrosion resistance, wear resistance and difficult aging, so that the service life of the device can be prolonged; when the hydrochloric acid solution flows into the spirally arranged plastic pipe 8, the connection between the steel wire rope 11 and the plastic pipe 8 can be facilitated by arranging the lug 13, and meanwhile, the lug 13 can also increase the contact area between the steel wire rope 11 and the plastic pipe 8, so that the plastic pipe 8 is prevented from shaking and being damaged when the steel wire rope 11 is pulled, and the service life of the device is prolonged; through the arc flange 15 that sets up interval arrangement, block that hydrochloric acid solution flows fast, splash in inlet 1, avoided volatilizing of hydrochloric acid solution and endanger operating personnel's safety.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. 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 invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (1)
1. A safe storage method of hydrochloric acid is characterized by comprising the following steps:
s1: workers wear safety clothing, and pour hydrochloric acid into a hydrochloric acid storage tank for storage, so that acid mist can be generated in the tank body; an interlayer is arranged in the hydrochloric acid storage tank and filled with liquid paraffin which is used for preventing the hydrochloric acid solution from volatilizing;
s2: introducing acid mist in the hydrochloric acid storage tank in the S1 into an acid mist treatment tank through a pipeline, wherein the acid mist treatment tank is provided with alkali liquor, and the acid mist is subjected to neutralization treatment after entering the acid mist treatment tank;
s3: introducing nitrogen into the gas storage chamber through a pipeline;
s4: introducing nitrogen in the gas storage chamber in the S3 into the hydrochloric acid storage tank, wherein the nitrogen can cool the hydrochloric acid storage tank to prevent the hydrochloric acid from volatilizing;
s5: leading the gas in the hydrochloric acid storage tank in the S4 back to the gas storage chamber for storage;
the hydrochloric acid storage tank comprises a liquid inlet (1), a tank body (2), a first liquid outlet (3) and a second liquid outlet (4), wherein the liquid inlet (1) is communicated with the tank body (2), gas storage chambers (10) are symmetrically arranged on two sides of the liquid inlet (1), and the gas storage chambers (10) are used for storing gas in the tank body (2); a sealing bag (12) is connected above the liquid inlet (1), a first liquid outlet (3) is arranged at the bottom of the tank body (2), a second liquid outlet (4) is arranged at one side of the first liquid outlet (3), the second liquid outlet (4) is connected with an adjusting valve (5), and the adjusting valve (5) is used for controlling the second liquid outlet (4) to be switched on and off; the side wall of the liquid inlet (1) is symmetrically provided with buffer bags (6), and the interior of each buffer bag (6) is communicated with the exterior through a through hole; a group of air bags (7) are arranged in the buffer bag (6) at intervals, and the air bags (7) are communicated with each other at intervals up and down; a spiral plastic pipe (8) is arranged in the tank body (2), the plastic pipe (8) is suspended in the tank body (2) through a steel wire rope (11), and the plastic pipe (8) is communicated with the liquid inlet (1); a group of exhaust units (9) are arranged on the inner wall of the tank body (2), and the exhaust units (9) are used for guiding gas in the tank body (2) into the gas storage chamber (10); the exhaust unit (9) comprises a connecting rod (91), an air cylinder (92) and a fixing plate (93), the fixing plate (93) is fixedly installed on the inner wall of the tank body (2), the middle part of the connecting rod (91) is hinged to the fixing plate (93), one end of the connecting rod (91) is connected with the steel wire rope (11), the other end of the connecting rod (91) is hinged to the end of the air cylinder (92), the air cylinder (92) is fixedly installed on the fixing plate (93), and an air cavity of the air cylinder (92) is communicated with the air storage chamber (10);
the height of the liquid inlet (1) is 0.5-1 m;
the sealing bag (12) and the buffer bag (6) are both made of polytetrafluoroethylene materials;
the outer ring of the plastic pipe (8) is provided with a lug (13), and the lug (13) can facilitate the connection of the plastic pipe (8) and the steel wire rope (11);
the two air storage chambers (10) are respectively provided with an adjusting hand wheel (14), and the adjusting hand wheels (14) are used for controlling the connection and disconnection between the air storage chambers (10) and the interior of the tank body (2);
one side, far away from the liquid inlet (1), of the buffer bag (6) is provided with a group of arc-shaped elastic flanges (15), the elastic flanges (15) are uniformly distributed at intervals from top to bottom, and the elastic flanges (15) are used for avoiding splashing of the hydrochloric acid solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811087485.7A CN109160040B (en) | 2018-09-18 | 2018-09-18 | Safe storage method for hydrochloric acid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811087485.7A CN109160040B (en) | 2018-09-18 | 2018-09-18 | Safe storage method for hydrochloric acid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109160040A CN109160040A (en) | 2019-01-08 |
| CN109160040B true CN109160040B (en) | 2020-08-04 |
Family
ID=64879658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811087485.7A Active CN109160040B (en) | 2018-09-18 | 2018-09-18 | Safe storage method for hydrochloric acid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109160040B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113636225B (en) * | 2021-10-12 | 2021-12-31 | 江苏邱成机电有限公司 | Chemical raw material storage device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102241308A (en) * | 2010-05-10 | 2011-11-16 | 孟翔飞 | Tank with air bag |
| KR101204816B1 (en) * | 2010-12-06 | 2012-11-26 | 김대선 | Inside wall protection type water tank |
| CN206032282U (en) * | 2016-09-14 | 2017-03-22 | 天门市德远化工科技有限公司 | Hydrochloric acid basin |
| CN206456809U (en) * | 2016-12-20 | 2017-09-01 | 潜山县天柱山糯米封缸酒业有限公司 | A kind of Novel wine storage tank |
| CN207191993U (en) * | 2017-09-22 | 2018-04-06 | 福建仁宏医药化工有限公司 | A kind of hydrochloric acid tank for being used to produce 3,3 acid dimethyls |
| CN207726066U (en) * | 2017-12-24 | 2018-08-14 | 浙江汉诺化工科技有限公司 | A kind of hydrochloric acid holding vessel |
-
2018
- 2018-09-18 CN CN201811087485.7A patent/CN109160040B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN109160040A (en) | 2019-01-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109160040B (en) | Safe storage method for hydrochloric acid | |
| CN103062624B (en) | A kind of positive/negative pressure protector | |
| CN109160041B (en) | Hydrochloric acid storage tank | |
| WO2022252604A1 (en) | Safe reactor for leaching of waste battery powder and capable of controlling hydrogen concentration | |
| CN211753791U (en) | Automatic hydrogen sulfide removing device for crude oil storage tank and hauling tank | |
| CN217602937U (en) | Engine oil limiting alarm device of air compressor | |
| US5060829A (en) | Product conditioning unit | |
| CN207191993U (en) | A kind of hydrochloric acid tank for being used to produce 3,3 acid dimethyls | |
| CN204352845U (en) | Chemical reaction kettle | |
| CN220130951U (en) | Fluid elevated tank structure | |
| CN108709002B (en) | High-speed breather valve | |
| CN210012058U (en) | Paint bucket | |
| CN212891898U (en) | Raw materials holding vessel | |
| CN214667960U (en) | Sampling device for working condition diagnosis of oil well in oil field | |
| CN215693143U (en) | Acetylene gas pickling equipment | |
| CN219566090U (en) | Automatic opening and closing bottle cap | |
| CN104474977A (en) | Chemical reactor | |
| CN219290742U (en) | Waste liquid collecting system | |
| CN220690375U (en) | Water-saving gas cylinder water detection device and system | |
| CN210906016U (en) | Pressure feeding structure for homogenizer | |
| CN220448276U (en) | Drip-proof canning mechanism | |
| CN215042387U (en) | Totally-enclosed loading and unloading device for hydrochloric acid tank truck | |
| CN214932535U (en) | Monoethanolamine raw materials for production storage cylinder | |
| CN214525562U (en) | Disinfection liquid bottle | |
| CN216687468U (en) | Auxiliary device for preventing splashing in exhaust of charging hopper |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200529 Address after: Beverly Industrial Park, 341000 Jiangxi city in Ganzhou Province, Longnan County Applicant after: Longnan hongyutai Technology Co., Ltd Address before: 361000 Xiamen University, 422 Siming South Road, Xiamen City, Fujian Province Applicant before: Li Xiaoyao |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |