CN111215421A - Acid mist trapping device of acid tank - Google Patents
Acid mist trapping device of acid tank Download PDFInfo
- Publication number
- CN111215421A CN111215421A CN201811402338.4A CN201811402338A CN111215421A CN 111215421 A CN111215421 A CN 111215421A CN 201811402338 A CN201811402338 A CN 201811402338A CN 111215421 A CN111215421 A CN 111215421A
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- China
- Prior art keywords
- acid
- air duct
- tank
- section
- acid tank
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G3/00—Apparatus for cleaning or pickling metallic material
Abstract
The invention relates to the field of gas or vapor absorption devices, in particular to an acid tank acid mist trapping device. The acid tank acid mist trapping device comprises an acid tank (1) and is characterized in that: the acid mist treatment device comprises an acid tank (1), and is characterized by further comprising a tank cover (6), a tank cover driving mechanism (7), a collecting air pipe (8), an acid mist treatment device (9), a side air suction port (10), a small air pipe (11), a front-section inner air duct (12), a front-section outer air duct (13), a rear-section inner air duct (14) and a rear-section outer air duct (15), wherein the tank cover (6) is arranged on an opening of the acid tank (1), and the tank cover (6) rotates inwards or outwards around the edge of the opening of the acid tank (1) under the driving of the tank cover driving mechanism (7); the side wall of the acid tank (1) is provided with a side air suction port (10), and the front-section inner air duct (12) is communicated with the side air suction port (10) through a small air duct (11). The acid mist collecting device is simple in structure, convenient to use, good in acid mist collecting effect and capable of avoiding environmental pollution.
Description
Technical Field
The invention relates to the field of gas or vapor absorption devices, in particular to an acid tank acid mist trapping device.
Background
At present, when the metal material is subjected to acid washing treatment, the metal material is subjected to acid washing treatment in an unsealed acid tank or an unsealed acid tank, a large amount of acid mist can be generated in the acid washing process, and if the acid mist in the acid tank is not provided with an acid mist collecting device, the acid mist is diffused into a workshop, so that the working environment is polluted, and the production operators are harmed. The acid mist in the workshop is discharged in an unorganized way, and when the concentration of the acid mist exceeds the national and local discharge standards, the acid mist is discharged out of the standard, and the acid mist is required to be rectified and even stopped producing.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides harmful gas trapping equipment which is simple in structure, convenient to use, good in acid mist trapping effect and capable of avoiding environmental pollution.
The invention achieves the purpose by the following technical scheme:
the utility model provides an acid tank acid mist entrapment device, includes uncovered ascending acid tank, holds the acidizing fluid in the acid tank, is equipped with the main pipeline that induced drafts on the lateral wall of acid tank both sides respectively, and the air intake of the main pipeline that induced drafts and the inner chamber in acid tank link up, are equipped with manual regulating valve and automatically regulated valve, characterized by on the main pipeline that induced drafts: also comprises a groove cover, a groove cover driving mechanism, a collecting air pipe, an acid mist treatment device, a side air suction port, a small air pipe, a front-section inner air duct, a front-section outer air duct, a rear-section inner air duct and a rear-section outer air duct,
the groove cover is arranged on the opening of the acid groove, one end of the groove cover driving mechanism is fixed, the other end of the groove cover driving mechanism is connected with the groove cover, and the groove cover is driven by the groove cover driving mechanism to rotate inwards or outwards around the edge of the opening of the acid groove;
the side wall of the acid tank is provided with a side air suction port, an inner air passage of the front section is communicated with the side air suction port through a small air pipe, an outer air passage of the front section is communicated with the side air suction port through a small air pipe, an inner air passage of the rear section is communicated with the side air suction port through a small air pipe, an outer air passage of the rear section is communicated with the side air suction port through a small air pipe, an air outlet of an air suction main pipeline is connected with an acid mist treatment device through a gathering air pipe, and an air exhauster.
The acid tank acid mist trapping device is characterized in that: the two groove covers are arranged on two sides of the opening of the acid tank relatively, each groove cover driving mechanism drives one groove cover, the two groove covers rotate inwards to seal the opening of the acid tank when the groove cover driving mechanisms rotate forwards, and the two groove covers rotate outwards to open the opening of the acid tank when the groove cover driving mechanisms rotate reversely.
The acid tank acid mist trapping device is characterized in that: the shape of the side air suction opening is round, rectangular or rounded rectangle;
the air duct in the front section, the air duct outside the front section, the air duct in the back section and the air duct outside the back section are all provided with manual adjusting valves, and automatic adjusting valves are further arranged between the manual adjusting valves and the air collecting pipes.
The acid tank acid mist trapping device is characterized in that: the front-section inner air duct and the front-section outer air duct are both communicated with a side air suction port in the front half section of the acid tank through small air pipes, the lengths of the front-section inner air duct and the front-section outer air duct are not more than half of the length of the acid tank, the small air pipes are alternately communicated with the front-section inner air duct and the front-section outer air duct, namely two adjacent small air pipes are respectively connected with the front-section inner air duct and the front-section outer air duct;
the rear-section inner air duct and the rear-section outer air duct are communicated with a side air suction port of the rear half section of the acid tank through small air pipes, the lengths of the rear-section inner air duct and the rear-section outer air duct are not more than half of the length of the acid tank, the small air pipes are alternately communicated with the rear-section inner air duct and the rear-section outer air duct, namely, two adjacent small air pipes are respectively connected with the rear-section inner air duct and the rear-section outer air duct.
The acid tank acid mist trapping device is characterized in that:
each air collecting pipe is connected with at least two acid tanks in parallel, and the acid tanks connected in parallel realize dynamic automatic distribution of air suction volume of each acid tank through automatic regulating valves;
the opening degree of the manual adjusting valve is adjusted, so that the air suction speeds of the front-section inner air duct, the front-section outer air duct, the rear-section inner air duct and the rear-section outer air duct are consistent.
The acid tank acid mist trapping device is characterized in that: when the cover of one of the acid tanks in parallel is in an open state, the automatic regulating valve corresponding to the acid tank is automatically opened to the maximum opening, and the automatic regulating valves of other acid tanks are automatically closed to the minimum opening.
When the acid mist treatment device is used, when the acid tank carries out acid washing operation on metal materials, the tank cover driving mechanism drives the tank cover to rotate inwards to seal an opening of the acid tank, so that acid mist is prevented from escaping outwards, the acid mist treatment device sucks the inner cavity of the acid tank through the air suction main pipeline and the air collection main pipeline on the side wall to form micro negative pressure in the inner cavity of the acid tank, and the acid mist is sucked out of the acid tank and is treated by the acid mist treatment device to reach the standard and then is discharged; when the pickling operation is finished and the metal material needs to be taken out, the groove cover driving mechanism drives the groove cover to rotate outwards so as to open the opening of the acid groove. When a plurality of acid tanks are arranged side by side, the automatic regulating valve corresponding to the acid tank with the tank cover opened can be automatically opened to the maximum opening degree, so that the air suction quantity is maximum.
In the invention, the air suction pipelines on the side walls of the acid tank are arranged on the two side walls of the acid tank, and after the tank cover is closed, the opening area of the acid tank is reduced, so that micro negative pressure in the acid tank can be realized under the condition of smaller air suction quantity. Under the certain condition of fan amount of wind, can connect a plurality of acid tanks in parallel, through the automatically regulated distribution of amount of wind back, the acid mist of every acid tank all can be caught among the acid mist processing apparatus, has simple structure, convenient to use, and acid mist entrapment is effectual, avoids environmental pollution's advantage.
The invention has the following beneficial effects:
1. in the closed state of the tank covers, the gap between the two tank covers is smaller, the area of the total air suction opening is reduced, so that micro negative pressure can be formed in the acid tank, air outside the tank enters the tank, and the acid mist trapping effect is very good;
2. when the tank cover is in an open state, the automatic valve can be automatically opened to the maximum, so that the air suction quantity is maximum, and the acid mist is prevented from overflowing;
3. the upper part of the acid tank is sealed by the tank cover, and the gap between the tank covers is small, so that the suction air quantity of the acid mist treatment device can be reduced, the energy consumption of acid mist treatment is reduced, and energy conservation and emission reduction are fully achieved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic top view of the present invention.
Detailed Description
The invention is further illustrated by the following specific examples.
Example 1
The utility model provides an acid tank acid mist entrapment device, includes acid tank 1, acidizing fluid 2, the main pipeline 3 that induced drafts, manual regulating valve 4, automatically regulated valve 5, capping 6, capping actuating mechanism 7, gathers tuber pipe 8, acid mist processing apparatus 9, side suction opening 10, little tuber pipe 11, wind channel 12 in the anterior segment, wind channel 13 outside the anterior segment, wind channel 14 and the outer wind channel 15 of back end in the back end, as shown in FIG. 1 and FIG. 2, concrete structure is:
the opening of the acid tank 1 is upward, acid liquid 2 is contained in the acid tank 1, air suction main pipelines 3 are respectively arranged on the side walls of two sides of the acid tank 1, an air inlet of each air suction main pipeline 3 is communicated with the inner cavity of the acid tank 1, and a manual adjusting valve 4 and an automatic adjusting valve 5 are arranged on each air suction main pipeline 3;
the tank cover 6 is arranged on the opening of the acid tank 1, one end of the tank cover driving mechanism 7 is fixed, the other end of the tank cover driving mechanism 7 is connected with the tank cover 6, and the tank cover 6 rotates inwards or outwards around the edge of the opening of the acid tank 1 under the driving of the tank cover driving mechanism 7;
be equipped with side suction inlet 10 on the lateral wall of acid tank 1, wind channel 12 communicates side suction inlet 10 through little tuber pipe 11 in the anterior segment, wind channel 13 outside the anterior segment communicates side suction inlet 10 through little tuber pipe 11, wind channel 14 in the back end communicates side suction inlet 10 through little tuber pipe 11, wind channel 15 outside the back end communicates side suction inlet 10 through little tuber pipe 11, the air outlet of the main pipeline 3 that induced drafts is through gathering 8 connection acid mist processing apparatus 9 of tuber pipe, be equipped with the air exhauster in the acid mist processing apparatus 9.
In this embodiment: the two groove covers 6 and the two groove cover driving mechanisms 7 are respectively provided, the two groove covers 6 are oppositely arranged on two sides of the opening of the acid tank 1, each groove cover driving mechanism 7 drives one groove cover 6, the two groove covers 6 are inwards rotated to close the opening of the acid tank 1 when the groove cover driving mechanisms 7 rotate forwards, and the two groove covers 6 are outwards rotated to open the opening of the acid tank 1 when the groove cover driving mechanisms 7 rotate reversely.
The shape of the side air suction opening 10 is circular, rectangular or rounded rectangle, and the rectangular shape is selected in the embodiment.
In this embodiment: the four of the front section inner air duct 12, the front section outer air duct 13, the rear section inner air duct 14 and the rear section outer air duct 15 are all provided with a manual adjusting valve 4, and an automatic adjusting valve 5 is further arranged between the manual adjusting valve 4 and the collecting air pipe 8.
In this embodiment: the front-section inner air duct 12 and the front-section outer air duct 13 are both communicated with a side air suction port 10 in the front half section of the acid tank 1 through a small air duct 11, the lengths of the front-section inner air duct 12 and the front-section outer air duct 13 are not more than half of the length of the acid tank 1, the small air ducts 11 are alternately communicated with the front-section inner air duct 12 and the front-section outer air duct 13, namely, two adjacent small air ducts 11 are respectively connected with the front-section inner air duct 12 and the front-section outer air duct 13;
the rear-section inner air duct 14 and the rear-section outer air duct 15 are both communicated with the side air suction port 10 of the rear half section of the acid tank 1 through the small air ducts 11, the lengths of the rear-section inner air duct 14 and the rear-section outer air duct 15 are not more than half of the length of the acid tank 1, the small air ducts 11 are alternately communicated with the rear-section inner air duct 14 and the rear-section outer air duct 15, namely, the two adjacent small air ducts 11 are respectively connected with the rear-section inner air duct 14 and the rear-section outer air duct 15.
In this embodiment: four acid tanks 1 are connected in parallel on each air collecting pipe 8, the dynamic automatic distribution of air suction volume of each acid tank 1 is realized by the acid tanks 1 connected in parallel through an automatic regulating valve 5, 1 set of acid mist treatment device 9 is provided, and the negative pressure of an exhaust fan of the acid mist treatment device 9 is controlled between 200Pa and 500 Pa;
the opening degree of the manual regulating valve 4 is adjusted, so that the air suction speeds of the front section inner air duct 12, the front section outer air duct 13, the rear section inner air duct 14 and the rear section outer air duct 15 are consistent.
In this embodiment: when the cover 6 of one acid tank 1 in the acid tanks 1 connected in parallel is in an open state, the automatic regulating valve 5 corresponding to the acid tank 1 is automatically opened to the maximum opening, and the automatic regulating valves 5 of the other acid tanks 1 are automatically closed to the minimum opening.
When the acid tank is used, when the acid tank 1 is used for pickling metal materials, the tank cover driving mechanism 7 drives the tank cover 6 to rotate inwards to seal an opening of the acid tank 1, so that acid mist is prevented from escaping outwards, the acid mist treatment device 9 sucks the inner cavity of the acid tank 1 through the air suction main pipe 3 and the air collection main pipe 8 on the side wall to enable the inner cavity of the acid tank 1 to form micro negative pressure, and the acid mist is sucked out of the acid tank 1 and is treated by the acid mist treatment device 9 to reach the standard and then is discharged; when the pickling operation is completed and the metal material needs to be taken out, the tank cover driving mechanism 7 drives the tank cover 6 to rotate outward to open the opening of the acid tank 1. When a plurality of acid tanks 1 are arranged side by side, the automatic regulating valve 5 corresponding to the acid tank 1 for opening the tank cover 6 can be automatically opened to the maximum opening degree, so that the suction air volume is maximum.
Claims (6)
1. The utility model provides an acid tank acid mist entrapment device, includes uncovered ascending acid tank (1), holds acidizing fluid (2) in acid tank (1), is equipped with air suction main pipe way (3) on the lateral wall of acid tank (1) both sides respectively, and the air intake of air suction main pipe way (3) and the inner chamber of acid tank (1) link up, are equipped with manual regulating valve (4) and automatically regulated valve (5) on the air suction main pipe way (3), characterized by: also comprises a slot cover (6), a slot cover driving mechanism (7), a collecting air pipe (8), an acid mist treatment device (9), a side air suction opening (10), a small air pipe (11), a front section inner air duct (12), a front section outer air duct (13), a rear section inner air duct (14) and a rear section outer air duct (15),
the tank cover (6) is arranged on the opening of the acid tank (1), one end of the tank cover driving mechanism (7) is fixed, the other end of the tank cover driving mechanism (7) is connected with the tank cover (6), and the tank cover (6) is driven by the tank cover driving mechanism (7) to rotate inwards or outwards around the edge of the opening of the acid tank (1);
be equipped with side suction port (10) on the lateral wall of acid tank (1), wind channel (12) communicate side suction port (10) through little tuber pipe (11) in the anterior segment, wind channel (13) communicate side suction port (10) through little tuber pipe (11) outside the anterior segment, wind channel (14) communicate side suction port (10) through little tuber pipe (11) in the back end, wind channel (15) communicate side suction port (10) through little tuber pipe (11) outside the back end, the air outlet of induced draft main pipe way (3) is through gathering tuber pipe (8) and connecting acid mist processing apparatus (9), be equipped with the air exhauster in acid mist processing apparatus (9).
2. The acid tank acid mist trapping device of claim 1, wherein: the two groove covers (6) and the two groove cover driving mechanisms (7) are respectively provided, the two groove covers (6) are oppositely arranged on two sides of the opening of the acid groove (1), each groove cover driving mechanism (7) drives one groove cover (6), the two groove covers (6) are inwards rotated to seal the opening of the acid groove (1) when the groove cover driving mechanisms (7) rotate forwards, and the two groove covers (6) are outwards rotated to open the opening of the acid groove (1) when the groove cover driving mechanisms (7) rotate backwards.
3. The acid tank acid mist trapping device as claimed in claim 1 or 2, wherein: the shape of the side air suction opening (10) is round, rectangular or rounded rectangle;
the front-section inner air duct (12), the front-section outer air duct (13), the rear-section inner air duct (14) and the rear-section outer air duct (15) are all provided with manual adjusting valves (4), and automatic adjusting valves (5) are further arranged between the manual adjusting valves (4) and the air collecting pipes (8).
4. The acid tank acid mist trapping device of claim 3, wherein: the front-section inner air duct (12) and the front-section outer air duct (13) are both communicated with a side air suction port (10) of the front half section of the acid tank (1) through small air ducts (11), the lengths of the front-section inner air duct (12) and the front-section outer air duct (13) are not more than half of the length of the acid tank (1), the small air ducts (11) are alternately communicated with the front-section inner air duct (12) and the front-section outer air duct (13), namely, two adjacent small air ducts (11) are respectively connected with the front-section inner air duct (12) and the front-section outer air duct (13);
the rear-section inner air duct (14) and the rear-section outer air duct (15) are communicated with the side air suction opening (10) of the rear half section of the acid tank (1) through the small air ducts (11), the lengths of the rear-section inner air duct (14) and the rear-section outer air duct (15) are not more than half of the length of the acid tank (1), the small air ducts (11) are communicated with the rear-section inner air duct (14) and the rear-section outer air duct (15) alternately, namely the two adjacent small air ducts (11) are respectively connected with the rear-section inner air duct (14) and the rear-section outer air duct (15).
5. The acid tank acid mist trapping device of claim 4, wherein:
each air collecting pipe (8) is connected with at least two acid tanks (1) in parallel, and the acid tanks (1) connected in parallel realize dynamic automatic distribution of air suction volume of each acid tank (1) through an automatic adjusting valve (5);
the opening degree of the manual adjusting valve (4) is adjusted, so that the air suction speeds of the front-section inner air duct (12), the front-section outer air duct (13), the rear-section inner air duct (14) and the rear-section outer air duct (15) are consistent.
6. The acid tank acid mist trapping device of claim 5, wherein: when the cover (6) of one acid tank (1) in the acid tanks (1) connected in parallel is in an open state, the automatic regulating valve (5) corresponding to the acid tank (1) is automatically opened to the maximum opening, and the automatic regulating valves (5) of the other acid tanks (1) are automatically closed to the minimum opening.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811402338.4A CN111215421A (en) | 2018-11-23 | 2018-11-23 | Acid mist trapping device of acid tank |
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CN201811402338.4A CN111215421A (en) | 2018-11-23 | 2018-11-23 | Acid mist trapping device of acid tank |
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CN111215421A true CN111215421A (en) | 2020-06-02 |
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CN201811402338.4A Pending CN111215421A (en) | 2018-11-23 | 2018-11-23 | Acid mist trapping device of acid tank |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN201933176U (en) * | 2010-12-21 | 2011-08-17 | 苏州市甘泉自动化环保设备厂 | Electroplating workshop chemical tank with frequency conversion suction device |
CN201949804U (en) * | 2010-12-17 | 2011-08-31 | 金川集团有限公司 | Acid mist purifying device used in copper and copper alloy acid washing process |
CN203621067U (en) * | 2013-12-26 | 2014-06-04 | 张力 | Combined type acid mist fully-closed exhaust hood |
CN205099769U (en) * | 2015-08-18 | 2016-03-23 | 天华化工机械及自动化研究设计院有限公司 | Non ferrous metal electrodeposition is acid mist collecting system for technology |
CN107447225A (en) * | 2017-09-29 | 2017-12-08 | 浙江明贺钢管有限公司 | The descaling bath of acid-mist diffusion |
CN208104548U (en) * | 2018-02-27 | 2018-11-16 | 浙江绿维环境股份有限公司 | A kind of descaling bath acid mist collection system |
-
2018
- 2018-11-23 CN CN201811402338.4A patent/CN111215421A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201949804U (en) * | 2010-12-17 | 2011-08-31 | 金川集团有限公司 | Acid mist purifying device used in copper and copper alloy acid washing process |
CN201933176U (en) * | 2010-12-21 | 2011-08-17 | 苏州市甘泉自动化环保设备厂 | Electroplating workshop chemical tank with frequency conversion suction device |
CN203621067U (en) * | 2013-12-26 | 2014-06-04 | 张力 | Combined type acid mist fully-closed exhaust hood |
CN205099769U (en) * | 2015-08-18 | 2016-03-23 | 天华化工机械及自动化研究设计院有限公司 | Non ferrous metal electrodeposition is acid mist collecting system for technology |
CN107447225A (en) * | 2017-09-29 | 2017-12-08 | 浙江明贺钢管有限公司 | The descaling bath of acid-mist diffusion |
CN208104548U (en) * | 2018-02-27 | 2018-11-16 | 浙江绿维环境股份有限公司 | A kind of descaling bath acid mist collection system |
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Application publication date: 20200602 |