CN209865715U - Pressure balance and positive pressure acid mist absorption device for hydrochloric acid storage tank - Google Patents
Pressure balance and positive pressure acid mist absorption device for hydrochloric acid storage tank Download PDFInfo
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- CN209865715U CN209865715U CN201922042977.0U CN201922042977U CN209865715U CN 209865715 U CN209865715 U CN 209865715U CN 201922042977 U CN201922042977 U CN 201922042977U CN 209865715 U CN209865715 U CN 209865715U
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Abstract
The utility model relates to a hydrochloric acid basin technical field specifically is a pressure balance and malleation acid mist absorbing device for hydrochloric acid basin, which comprises a tank body, jar internal chamber installs the interior baffle of jar, the interior baffle of jar separates jar body below cavity for the absorption liquid cavity, the loading has the absorption liquid in the absorption liquid cavity, be provided with hydrochloric acid gas distribution pipe on the interior baffle of jar, hydrochloric acid gas distribution pipe installs downwards and extends to in the absorption liquid cavity, be provided with a plurality of trompils on hydrochloric acid gas distribution pipe's the bottom outer wall, the interior baffle of jar still is provided with the ball sealer pipe, the ball sealer pipe sets up and is linked together in jar body top cavity and with the absorption liquid cavity, the junction of absorption liquid cavity and ball sealer pipe is provided with the ball sealer. This application the device both can keep jar internal pressure balance, and exhaust hydrochloric acid fog when can absorbing the malleation again collects and breathes the valve and absorbing device as an organic whole, can solve the absorptive problem of hydrochloric acid fog.
Description
Technical Field
The utility model relates to a hydrochloric acid basin technical field specifically is a pressure balance and malleation acid mist absorbing device for hydrochloric acid basin.
Background
The hydrochloric acid storage tank is made of plastic or glass fiber reinforced plastic for preventing corrosion, and has normal positive and negative pressure resistance. There are acid storage during daily use, advance sour and arrange sour three kinds of functions, go into the jar and become the malleation state during sour, the evacuation pipeline has a large amount of hydrochloric acid fog to emit, there is the pollution to the environment, also there is certain degree corruption to nearby equipment, can form the negative pressure in the jar during sour of outside row, must have an evacuation pipeline to connect the atmosphere, prevent that the jar body from flattening by the vacuum, consequently, will have a device to keep the jar body in pressure or pressure in a little, prevent that the basin from leading to the jar body to break because of the pressure is too high or form the negative pressure, discharge hydrochloric acid fog absorbs the processing when will pressing simultaneously, prevent the polluted environment.
At present, a hydrochloric acid storage tank is generally connected with a breather valve for maintaining the pressure balance of the tank body, in order to solve the problem of exhaled hydrochloric acid mist, a hydrochloric acid mist absorption spray tower is also connected, water or alkali liquor is used as absorption liquid of hydrochloric acid, the absorption liquid is pumped into the spray tower through a circulating pump, and the absorption liquid is fully contacted with the hydrochloric acid mist through an absorption liquid dispersing device, so that the hydrochloric acid mist is absorbed. Although the existing breather valve and absorption spray tower can solve the problems, the device occupies a large area, has high investment, a circulating pump needs to run for 24 hours, wastes electric power, is a wearing part, needs to be checked, maintained and replaced regularly, and has complex equipment, insufficient energy conservation and environmental protection.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pressure balance and malleation acid mist absorbing device for hydrochloric acid basin to solve the problem that provides among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a pressure balancing and positive pressure acid mist absorption device for a hydrochloric acid storage tank comprises a tank body, wherein a flange end cover is arranged at the top of the tank body, the flange end cover is provided with an external flange which is connected with an emptying pipeline of the hydrochloric acid storage tank, the inner cavity of the tank body is provided with an in-tank clapboard which divides the cavity below the tank body into absorption liquid cavities, the absorption liquid chamber is loaded with absorption liquid, the clapboard in the tank is provided with a hydrochloric acid gas distribution pipe, the hydrochloric acid gas distribution pipe is downwards arranged and extends into the absorption liquid chamber, a plurality of openings are arranged on the outer wall of the bottom of the hydrochloric acid gas distribution pipe, the inner partition plate of the tank is also provided with a sealing ball guide pipe, the sealing ball guide pipe is arranged in the cavity above the tank body and is communicated with the absorption liquid cavity, and a sealing ball is arranged at the joint of the absorption liquid cavity and the sealing ball guide pipe.
As a further aspect of the present invention: the side wall of the tank body is provided with a breathing opening, and the liquid level of the absorption liquid in the absorption liquid cavity is positioned below the breathing opening.
As a further aspect of the present invention: the bottom side of the tank body is also connected with a liquid level meter, the top of the liquid level meter is communicated with a pipeline of the breathing port, and a liquid level meter valve is installed on the liquid level meter.
As a further aspect of the present invention: the bottom of the tank body is provided with a liquid discharging pipe, the liquid discharging pipe is communicated with the liquid absorption cavity, and a liquid discharging pipe valve is arranged on the liquid discharging pipe.
As a further aspect of the present invention: the absorption liquid is water or alkali liquor with the concentration of 0-50%, and the alkali liquor is sodium hydroxide solution or potassium hydroxide solution or calcium hydroxide solution.
As a further aspect of the present invention: and a distance exists between the liquid level of the absorption liquid and the position of the uppermost-end opening of the hydrochloric acid gas distribution pipe.
As a further aspect of the present invention: the sealing surface formed by the sealing ball is 20-80% of the maximum cross-sectional area of the sealing ball.
As a further aspect of the present invention: the height of the sealing ball guide pipe is 5-20 times of the diameter of the sealing ball, and the diameter of the sealing ball is 55% -90% of the diameter of the sealing ball guide pipe.
Compared with the prior art, the beneficial effects of the utility model are that:
this application the device both can keep jar internal pressure balance, and exhaust hydrochloric acid fog when can absorbing the malleation again collects and exhales the valve and absorbing device as an organic whole, and simple structure, the investment is little, takes up an area of for a short time, need not the power supply, and is energy-concerving and environment-protective, can solve the absorptive problem of hydrochloric acid fog.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application. Also, the drawings and the description are not intended to limit the scope of the present concepts in any way, but rather to illustrate the concepts of the present disclosure to those skilled in the art by reference to specific embodiments.
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. the device comprises a flange, a tank body, a sealing ball guide pipe, a sealing ball, a breathing port, a liquid level meter valve, a liquid discharging pipe valve, a hydrochloric acid gas distribution pipe, an absorption liquid chamber, a tank inner partition plate, a flange end cover and a flange end cover, wherein the flange is 2, the tank body is 3, the sealing ball guide pipe is 4, the sealing ball is 5, the breathing port is 6, the liquid level meter, the liquid.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, examples of which are shown in the drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements, unless otherwise indicated.
It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the pressure balancing and positive pressure acid mist absorption device for the hydrochloric acid storage tank comprises a tank body 2, a flange end cover 13 is installed at the top of the tank body 2, an external flange 1 is installed on the flange end cover 13, and the external flange 1 is connected with a vent pipeline of the hydrochloric acid storage tank and used for introducing acid mist generated in the hydrochloric acid storage tank.
2 inner chambers of the jar body install interior baffle 12, baffle 12 separates the 2 below cavities of the jar body for absorption liquid cavity 11 in the jar, absorption liquid cavity 11 is loaded with absorption liquid, be provided with gaseous distributor tube 10 of hydrochloric acid on the baffle 12 in the jar, gaseous distributor tube 10 of hydrochloric acid is installed downwards and is extended to in the absorption liquid cavity 11, be provided with a plurality of trompils on the bottom outer wall of gaseous distributor tube 10 of hydrochloric acid, gaseous distributor tube 10 of hydrochloric acid is used for introducing the acid mist to absorption liquid cavity 11 in to absorb the acid mist through the absorption liquid, the absorption liquid can be used with water, also can be with 0-50% alkali lye, and the alkali can adopt sodium hydroxide, potassium hydroxide, calcium hydroxide etc. if with the pure water, but the dilute acid recycle after the absorption. The liquid level of the absorption liquid in the absorption liquid chamber 11 is spaced from the position of the uppermost opening of the hydrochloric acid gas distribution pipe 10.
The inner partition plate 12 is also provided with a sealing ball guide pipe 3, the sealing ball guide pipe 3 is arranged in the cavity above the tank body 2 and communicated with the absorption liquid chamber 11, and a sealing ball 4 is arranged at the joint of the absorption liquid chamber 11 and the sealing ball guide pipe 3. The side wall of the tank body 2 is provided with a breathing port 5, and the liquid level of the absorption liquid in the absorption liquid chamber 11 is positioned below the breathing port 5.
The utility model discloses a theory of operation is: when the hydrochloric acid storage tank is filled with acid, the tank body 2 is in a positive pressure state, the air and the hydrochloric acid mist in the tank enter the acid mist absorption liquid through the hydrochloric acid gas distribution pipe 10 (the absorption liquid is composed of pure water or dilute alkali liquid and is added through the breathing port 5), the acid mist carried in the air is absorbed by the absorption liquid and then is discharged through the breathing port 5, the tank is in a micro-positive pressure state, and no acid mist overflows. The size of the positive pressure in the tank can be adjusted by adjusting the opening potential difference between the liquid level of the absorption liquid in the absorption liquid chamber 11 and the upper part of the hydrochloric acid gas distribution pipe 10, the larger the potential difference is, the larger the positive pressure borne in the tank is, the smaller the potential difference is, and the smaller the positive pressure borne in the tank is.
When the hydrochloric acid storage tank discharges acid outwards, the tank body 2 is in a negative pressure state, air outside the tank enters the absorption device through the breathing port 5 to jack the sealing ball 4, the sealing ball 4 is made of plastic, the negative pressure state in the tank is adjusted by adjusting the weight of the sealing ball 4 and the size of a sealing surface to keep the limit value of the negative pressure in the tank, and the negative pressure in the tank can be adjusted by adjusting the weight of the sealing ball 4 and the inner partition plate of the tankThe opening area, namely the size of the sealing surface is adjusted, the larger the weight of the sealing ball 4 is, the smaller the opening sealing surface of the partition plate is, the higher the negative pressure in the tank is, the sealing surface is 20-80% of the maximum cross-sectional area of the sealing ball 4, and if the diameter of the sealing ball is 4cm, the maximum cross-sectional area of the sealing ball is 12.56 cm2The opening area (sealing surface) of the partition board is 2.5-10 cm2The diameter range of the opening is 1.8-3.6 cm; the height of the sealing ball guide pipe 3 is 5-20 times of the diameter of the sealing ball 4 (namely the height of the sealing ball guide pipe is 20-80 cm), and the diameter of the sealing ball 4 is 55-90% of the diameter of the sealing ball guide pipe 3 (namely the diameter of the sealing ball guide pipe 3 ranges from 7.3-4.4 cm).
When storing acid in normal time, the scattered acid mist is absorbed and blocked by the absorption liquid, and no acid mist overflows. By the device, the hydrochloric acid storage tank can be always kept at micro positive pressure or micro negative pressure in the daily use process, and no acid mist overflows.
Preferably, the bottom side of the tank body 2 is also connected with a liquid level meter 6, the top of the liquid level meter 6 is communicated with a pipeline of the breathing port 5, and a liquid level meter valve 7 is installed on the liquid level meter 6. The height of the absorption liquid in the inner cavity of the tank body 2 can be conveniently and visually displayed.
The bottom of the tank body 2 is provided with a liquid discharging pipe 8, the liquid discharging pipe 8 is communicated with an absorption liquid cavity 11, and a liquid discharging pipe valve 9 is arranged on the liquid discharging pipe 8, so that the absorption liquid is convenient to discharge.
This application the device both can keep jar internal pressure balance, and exhaust hydrochloric acid fog when can absorbing the malleation again collects and exhales the valve and absorbing device as an organic whole, and simple structure, the investment is little, takes up an area of for a short time, need not the power supply, and is energy-concerving and environment-protective, can solve the absorptive problem of hydrochloric acid fog.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides a pressure balance and malleation acid mist absorbing device for hydrochloric acid storage tank, includes a jar body (2), its characterized in that, flange end cover (13) are installed at the top of the jar body (2), install external flange (1) on flange end cover (13), external flange (1) is connected with the unloading pipeline of hydrochloric acid storage tank, jar internal baffle (12) is installed to jar body (2) inner chamber, baffle (12) are separated jar body (2) below cavity for absorption liquid cavity (11) in jar, absorption liquid cavity (11) are built-in to load absorption liquid, be provided with hydrochloric acid gas distribution pipe (10) on jar internal baffle (12), hydrochloric acid gas distribution pipe (10) install downwards and extend to in absorption liquid cavity (11), be provided with a plurality of trompils on the bottom outer wall of hydrochloric acid gas distribution pipe (10), baffle (12) still are provided with sealed ball pipe (3) in the jar, the sealing ball guide pipe (3) is arranged in a cavity above the tank body (2) and communicated with the absorption liquid chamber (11), and a sealing ball (4) is arranged at the joint of the absorption liquid chamber (11) and the sealing ball guide pipe (3).
2. The pressure-equalizing and positive-pressure acid mist absorbing device for a hydrochloric acid storage tank as claimed in claim 1, wherein a breathing port (5) is formed in a side wall of the tank body (2), and a liquid level of the absorption liquid in the absorption liquid chamber (11) is located below the breathing port (5).
3. The pressure balance and positive pressure acid mist absorption device for the hydrochloric acid storage tank as claimed in claim 2, wherein a liquid level meter (6) is further connected to the side edge of the bottom of the tank body (2), the top of the liquid level meter (6) is communicated with a pipeline of the breathing port (5), and a liquid level meter valve (7) is installed on the liquid level meter (6).
4. The pressure-equalizing and positive-pressure acid mist absorbing device for a hydrochloric acid storage tank as claimed in claim 3, wherein a liquid discharging pipe (8) is installed at the bottom of the tank body (2), the liquid discharging pipe (8) is communicated with the absorbing liquid chamber (11), and a liquid discharging pipe valve (9) is installed on the liquid discharging pipe (8).
5. The pressure-equalizing and positive-pressure acid mist absorbing device for hydrochloric acid storage tanks as claimed in any one of claims 1 to 4, wherein the absorbing solution is water or 0 to 50% alkali solution, and the alkali solution is sodium hydroxide solution or potassium hydroxide solution or calcium hydroxide solution.
6. The pressure equalization and positive pressure acid mist absorption device for a hydrochloric acid storage tank as claimed in claim 5, wherein a distance exists between the liquid level of the absorption liquid and the position of the uppermost opening of the hydrochloric acid gas distribution pipe (10).
7. The pressure equalizing and positive pressure acid mist absorbing device for a hydrochloric acid storage tank as claimed in claim 1, wherein the sealing surface formed by said sealing ball (4) is 20-80% of the maximum cross-sectional area of the sealing ball.
8. The pressure equalizing and positive pressure acid mist absorbing device for hydrochloric acid storage tanks as claimed in claim 7, wherein the height of the sealing ball conduit (3) is 5 to 20 times the diameter of the sealing ball (4), and the diameter of the sealing ball (4) is 55 to 90 percent of the diameter of the sealing ball conduit (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922042977.0U CN209865715U (en) | 2019-11-25 | 2019-11-25 | Pressure balance and positive pressure acid mist absorption device for hydrochloric acid storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922042977.0U CN209865715U (en) | 2019-11-25 | 2019-11-25 | Pressure balance and positive pressure acid mist absorption device for hydrochloric acid storage tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209865715U true CN209865715U (en) | 2019-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922042977.0U Active CN209865715U (en) | 2019-11-25 | 2019-11-25 | Pressure balance and positive pressure acid mist absorption device for hydrochloric acid storage tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209865715U (en) |
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2019
- 2019-11-25 CN CN201922042977.0U patent/CN209865715U/en active Active
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