Gas washing equipment and waste gas treatment device

Abstract

The utility model discloses gas washing equipment and a waste gas treatment device, and relates to the technical field of waste gas treatment, the gas washing equipment provided by the utility model comprises a tower body, a sieve tray and a spraying device, the tower body is provided with a gas inlet channel and a gas outlet channel which are communicated with an inner cavity of the tower body, the air outlet channel is positioned above the air inlet channel; the sieve tray is arranged in the tower body and is positioned between the gas inlet channel and the gas outlet channel; the spraying device comprises a spraying part, the spraying part is positioned in the tower body and above the sieve pore plate, and the spraying part is used for spraying out washing liquid. According to the technical scheme provided by the utility model, the dust removal effect of the gas washing equipment is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of waste gas treatment, particularly relates to a gas washing equipment and waste gas treatment device. BACKGROUND

[0002] With the rapid development of industrial production, various production workshops, especially rubber material and powder processing workshops, produce a large amount of waste gas containing dust and harmful gas. If these waste gases are directly discharged into the atmosphere without treatment, the environment will be seriously polluted, and the ecological system and human health will be threatened. Therefore, efficient dust removal and purification treatment of workshop waste gas has become an important problem to be solved in the environmental protection field.

[0003] In the prior art, the dust removal effect of the gas washing is not ideal, and cannot meet the increasingly strict environmental protection standards. UTILITY MODEL CONTENT

[0004] The main purpose of the utility model is to provide a gas washing equipment and waste gas treatment device, which aims to improve the dust removal effect of the gas washing equipment.

[0005] To achieve the above-mentioned purpose, the utility model provides a gas washing equipment, which comprises:

[0006] A tower body is provided with an air inlet channel and an air outlet channel communicating with the inner cavity thereof, and the air outlet channel is located above the air inlet channel;

[0007] A sieve hole plate is arranged in the tower body and located between the air inlet channel and the air outlet channel; and

[0008] A spraying device comprises a spraying part, which is located in the tower body and above the sieve hole plate, and is used to spray washing liquid.

[0009] In an embodiment, a plurality of sieve hole plates are provided, and the plurality of sieve hole plates are arranged in an up-down interval.

[0010] In an embodiment, the sieve holes on two adjacent sieve hole plates are at least partially staggered; and / or

[0011] The number of sieve hole plates is greater than or equal to 4 and less than or equal to 6.

[0012] In an embodiment, the sieve hole plate comprises:

[0013] A main plate body is provided with sieve holes thereon, and the main plate body has a first side end which is arranged in an interval with the inner wall of the tower body; and

[0014] A flow guide part is connected to the first side end of the main plate body at one end and extends downward at the other end.

[0015] In an embodiment, the main plate body has a second side end opposite to the first side end.

[0016] Among two adjacent sieve plate, the first side end of the main plate body of one of the sieve plate corresponds to the second side end of the main plate body of the other sieve plate.

[0017] In an embodiment, the tower body is provided with an air inlet pipe, the air inlet pipe has an air inlet end and an air outlet end, the air inlet end is used to introduce the waste gas to be treated, the air outlet end extends into the tower body and is arranged downward, and an inner cavity of the air inlet pipe forms the air inlet channel.

[0018] In an embodiment, at least one of the air inlet channel and the air outlet channel is provided with a fan assembly.

[0019] In an embodiment, the lower end of the tower body is provided with a wastewater outlet, and the wastewater outlet is used to discharge the wastewater at the lower end of the tower body to a treatment tank.

[0020] In an embodiment, the spraying part is used to communicate with a treatment tank and / or a container externally provided with a washing liquid.

[0021] The utility model also provides a waste gas treatment system, including the gas washing equipment.

[0022] The technical scheme of the utility model discloses that the waste gas to be treated enters the inner cavity of the tower body through the air inlet channel, the waste gas to be treated moves upward, passes through the sieve hole in the sieve plate, disperses the waste gas to be treated into small air groups, improves the contact area of the waste gas to be treated and the washing liquid sprayed by the spraying part, makes the dust in the waste gas to be treated adhere to the washing liquid, and then the dust adhering to the washing liquid is separated from the waste gas to be treated under the influence of gravity, and falls to form wastewater, thereby improving the dust removal effect of the gas washing equipment. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained from the structure shown in the drawings without creative labor.

[0024] Figure 1 The structure diagram of an embodiment of the gas washing equipment provided by the utility model.

[0025] Explanation of reference numerals:

[0026] 100, gas washing equipment;

[0027] 1, tower body; 11, inlet passage; 12, outlet passage; 13, inlet pipe; 14, wastewater outlet;

[0028] 2, sieve plate; 21, main plate body; 211, first side end; 212, second side end; 22, flow guide part;

[0029] 3, spraying device; 31, spraying part.

[0030] The purposes, functional features and advantages of the present application will be further described with reference to the embodiments and the accompanying drawings. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0032] It should be noted that if the present application embodiments involve directional indications (such as up, down, left, right, front, back, etc.), the directional indications are only used to explain the relative position relationship, movement condition, etc. between the components in a certain posture, and if the certain posture changes, the directional indications also change accordingly.

[0033] In addition, if the present application embodiments involve descriptions of "first", "second", etc., the descriptions of "first", "second", etc. are only for description purposes, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features with "first" and "second" can explicitly or implicitly include at least one of the features. In addition, "and / or" or "and / or" appearing throughout the text means that the three parallel schemes are included, for example, "A and / or B" includes A scheme, or B scheme, or A and B simultaneously satisfy the scheme. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of the ordinary skilled in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, nor within the scope of protection required by the present application.

[0034] With the rapid development of industrial production, various production workshops, especially rubber and powder processing workshops, produce a large amount of waste gas containing dust and harmful gas. If these waste gases are directly discharged into the atmosphere without treatment, they will seriously pollute the environment and pose a threat to the ecological system and human health. Therefore, efficient dust removal and purification treatment of workshop waste gas has become an important problem to be solved in the field of environmental protection. In the prior art, the effect of gas washing and dust removal is not ideal, which cannot meet the increasingly strict environmental protection standards.

[0035] In order to solve the above technical problems, the utility model provides a kind of gas washing equipment 100, including tower body 1, sieve hole plate 2 and spraying device 3.The tower body 1 is provided with the gas inlet channel 11 and the gas outlet channel 12 that communicate its inner cavity, the gas outlet channel 12 is located above the gas inlet channel 11;Sieve hole plate 2 is arranged in the tower body 1, and is located between the gas inlet channel 11 and the gas outlet channel 12;Spraying device 3 includes spraying part 31, the spraying part 31 is located in the tower body 1 and is located above the sieve hole plate 2, the spraying part 31 is used to spray washing liquid.

[0036] The technical scheme of the utility model makes the waste gas to be treated enter the inner cavity of the tower body 1 through the gas inlet channel 11, and the waste gas to be treated moves upward, passes through the sieve hole in the sieve hole plate 2, disperses the waste gas to be treated into fine air mass, improves the contact area of the waste gas to be treated and the washing liquid sprayed by the spraying part 31, so that the dust in the waste gas to be treated adheres to the washing liquid, and then the dust adhered with the washing liquid is separated from the waste gas to be treated under the influence of gravity, and falls to form waste water, thereby improving the dust removal effect of the gas washing equipment 100.

[0037] It can be understood that the setting position of the gas inlet channel 11 can be set at the lower part of the side wall of the tower body 1, or set at the lower end of the tower body 1. The gas outlet channel 12 is arranged at the upper part of the side wall of the tower body 1, or arranged at the upper end of the tower body 1.

[0038] It can be understood that the entire outer peripheral wall of the sieve hole plate 2 is connected with the inner wall of the tower body 1, or part of the outer peripheral wall of the sieve hole plate 2 is connected with the inner wall of the tower body 1. When the entire outer peripheral wall of the sieve hole plate 2 is connected with the inner wall of the tower body 1, the inner cavity of the tower body 1 is divided into two parts, the inner cavities of the upper and lower parts are communicated through the sieve holes in the sieve hole plate 2, the gas inlet channel 11 is communicated with the lower part, and the gas outlet channel 12 is communicated with the upper part. When part of the outer peripheral wall of the sieve hole plate 2 is connected with the inner wall of the tower body 1, the inner cavity of the tower body 1 is partially divided, and is divided into two parts, part of the inner cavities of the upper and lower parts are communicated through the sieve holes in the sieve hole plate 2, and the inner cavity not divided can be directly communicated with the gas inlet channel 11 and the gas outlet channel 12.

[0039] It can be understood that the setting position of the spraying part 31 can be on the inner wall of the tower body 1 or on the outer wall of the sieve plate 2.

[0040] It can be understood that the setting form of the spraying part 31 can be a spraying pipe, one end of which is connected with the inner wall of the tower body 1, the other end of which extends to the outside of the tower body 1 and is connected with an external pump, and a spray hole is formed on the spraying pipe to spray liquid. Or the setting mode of the spraying head, the liquid outlet of the spraying head is arranged towards the sieve plate 2, and the joint of the spraying head is connected with an external liquid pipe to guide and spray liquid.

[0041] In an embodiment, the sieve plate 2 is provided with a plurality of sieve plates 2, and the plurality of sieve plates 2 are arranged in an up-down interval.

[0042] In this way, by arranging the plurality of sieve plates 2 in an up-down interval, the number of sieve holes is increased, and the waste gas to be treated is dispersed into a plurality of small air groups, so as to increase the contact area of the waste gas to be treated with the washing liquid sprayed by the spraying part 31.

[0043] Preferably, in an embodiment, the number of sieve plates 2 is greater than or equal to 4 and less than or equal to 6.

[0044] In this way, the number of sieve plates 2 is controlled, which not only maximizes the contact area of the waste gas to be treated with the washing liquid sprayed by the spraying part 31, but also controls the cost, so as to save the cost.

[0045] In an embodiment, the sieve holes on the adjacent two sieve plates 2 are at least partially arranged in a staggered manner.

[0046] In this way, by at least partially arranging in a staggered manner, the small air groups dispersed from the sieve holes can be dispersed, avoiding the aggregation of the small air groups and affecting the dispersion effect, and thus improving the dust removal effect.

[0047] It can be understood that the sieve holes on the adjacent two sieve plates 2 are at least partially arranged in a staggered manner, which can be that part of the sieve holes on the adjacent two sieve plates 2 are arranged in a staggered manner, or all the sieve holes on the adjacent two sieve plates 2 are arranged in a staggered manner.

[0048] In an embodiment, the sieve plate 2 comprises a main plate body 21 and a flow guide part 22. The main plate body 21 is provided with sieve holes, and the main plate body 21 has a first side end 211 which is arranged in an interval with the inner wall of the tower body 1; one end of the flow guide part 22 is connected with the first side end 211 of the main plate body 21, and the other end extends downward.

[0049] In this way, gaps are formed between the flow guide 22 and the inner wall of the tower body 1, and the wastewater (a mixture of dust and washing liquid) formed on the inner wall of the tower body 1 and the main plate body 21 can fall under the action of gravity through the gaps, which is conducive to discharging the wastewater.

[0050] It can be understood that the flow guide 22 can be arranged vertically to the first side end 211 of the main flow plate, or can be arranged obliquely to the first side end 211 of the main flow plate.

[0051] In an embodiment, the main plate body 21 has a second side end 212 opposite to the first side end 211; the first side end 211 of the main plate body 21 of one of the adjacent two sieve plate 2 corresponds to the second side end 212 of the main plate body 21 of the other sieve plate 2.

[0052] In this way, one flow guide 22 is arranged staggered with respect to the other flow guide 22, and the wastewater can pass through the sieve holes of the multiple layers of main plate bodies 21, thereby increasing the contact area between the treated exhaust gas and the washing liquid in the wastewater, further separating the dust in the treated exhaust gas from the treated exhaust gas, and improving the dust removal effect.

[0053] In an embodiment, the tower body 1 is provided with an air inlet pipe 13, the air inlet pipe 13 has an air inlet end and an air outlet end, the air inlet end is used to introduce the treated exhaust gas, and the inner cavity of the air inlet pipe 13 forms the air inlet channel 11.

[0054] It can be understood that, since the treated exhaust gas entering from the air inlet end and leaving from the air outlet end through the air inlet channel 11 has an initial speed, when the air outlet end is arranged downward, the dust in the treated exhaust gas can move toward the wastewater in the lower part of the tower body 1 under the action of the initial speed and gravity, thereby adhering to the washing liquid in the wastewater and separating from the treated exhaust gas, and further improving the dust removal effect.

[0055] Here, it is worth mentioning that as the wastewater continuously increases, the air outlet end can be submerged below the liquid level of the wastewater, thereby increasing the contact area between the treated exhaust gas and the washing liquid in the wastewater, and further improving the dust removal effect.

[0056] In an embodiment, at least one of the air inlet channel 11 and the air outlet channel 12 is provided with a fan assembly.

[0057] In this way, the fan assembly can form a negative pressure in the air inlet channel 11 for air suction, so that the exhaust gas to be treated can quickly enter the tower body 1, improving the air inlet efficiency. Or the fan assembly can form a negative pressure in the air outlet channel 12 for air exhaust, so that the exhaust gas to be treated can quickly be discharged from the tower body 1, improving the air outlet efficiency. Or the fan assembly can be provided in the air inlet channel 11 and the air outlet channel 12, so that the flow rate of the exhaust gas to be treated can be more flexibly controlled to adapt to different dust removal needs.

[0058] It can be understood that the fan assembly can be one of a centrifugal fan, an axial fan, a mixed flow fan, and a blower, which is not particularly limited here.

[0059] In an embodiment, the lower end of the tower body 1 is provided with a wastewater outlet 14 for discharging wastewater at the lower end of the tower body 1 to a treatment tank.

[0060] In this way, the wastewater accumulated in the tower body 1 can be discharged through the wastewater outlet 14, so that the treatment efficiency in the tower body 1 can be maintained, and the accumulation of wastewater can be prevented from affecting the treatment effect.

[0061] It can be understood that the discharged wastewater is guided to a treatment tank, which can be a facility for further treating wastewater, such as a sedimentation tank, a neutralization tank, and a biochemical treatment tank, for physically, chemically, or biologically treating the wastewater to meet the discharge standard.

[0062] In an embodiment, the spraying part 31 is in communication with a treatment tank and / or an external container provided with a washing liquid.

[0063] In this way, the spraying part 31 is in communication with a treatment tank or an external container, so that the spraying part 31 can have a continuous supply of washing liquid, maintaining the continuity of the spraying operation.

[0064] It can be understood that the wastewater in the treatment tank can be naturally settled, and the upper clear liquid is introduced into the spraying part 31 and sprayed from the spraying part 31. Or the clear liquid after filtration is introduced into the spraying part 31 and sprayed from the spraying part 31, reducing the consumption of fresh washing liquid.

[0065] In an embodiment, the gas washing equipment 100 further comprises a detection assembly comprising a plurality of sensors provided in the tower body 1.

[0066] In this way, the plurality of sensors can obtain the state of the wastewater and the gas in each part in the tower body 1, so that the operating parameters of the gas washing equipment 100 can be optimized, and the energy efficiency can be improved.

[0067] The utility model discloses still a kind of waste gas treatment system, the waste gas treatment system includes gas washing equipment 100, the specific structure of the gas washing equipment 100 refers to above-mentioned embodiment, since waste gas treatment system has adopted all technical solutions of above-mentioned all embodiments, therefore at least have all beneficial effects brought by the technical scheme of above-mentioned embodiment, here no longer one by one elaboration.

[0068] The above-mentioned is only the exemplary embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structural transformation made by using the utility model specification and the contents of the drawings, or direct / indirect application in other related technical fields are included in the patent protection range of the utility model.

Claims

1. A gas washing apparatus, characterized by comprising: include: a tower body, wherein the tower body is provided with an air inlet channel and an air outlet channel communicating with an inner cavity thereof, wherein the air outlet channel is located above the air inlet channel; a sieve plate, disposed in the tower body and located between the air inlet channel and the air outlet channel; and The spray device comprises a spray part, which is located in the tower body and above the sieve plate, and is used for spraying the washing liquid.

2. The gas washing apparatus as claimed in claim 1, wherein There are multiple sieve plates, and the multiple sieve plates are arranged in an upper and lower interval.

3. The gas washing apparatus as claimed in claim 2, wherein The sieve holes on two adjacent sieve plates are at least partially staggered; and / or, The number of the sieve plates is greater than or equal to 4 and less than or equal to 6.

4. A gas washing apparatus according to claim 2 or 3, characterised in that The sieve plate comprises: a main body having sieve holes formed thereon, the main body having a first side end spaced apart from the inner wall of the tower body; and The guide portion has one end connected to the first side end of the main body and the other end extending downward.

5. The gas washing apparatus as claimed in claim 4, wherein The main board body has a second side end opposite to the first side end; In two adjacent sieve plates, the first side end of the main plate body of one sieve plate corresponds to the second side end of the main plate body of the other sieve plate.

6. The gas washing apparatus as claimed in claim 1, wherein The tower body is provided with an air inlet pipe having an air inlet end and an air outlet end. The air inlet end is used to introduce the waste gas to be treated, and the air outlet end extends into the tower body and is arranged downward. The inner cavity of the air inlet pipe forms the air inlet channel.

7. The gas washing apparatus as claimed in claim 1, wherein At least one of the air inlet channel and the air outlet channel is provided with a fan assembly.

8. The gas washing apparatus as claimed in claim 1, wherein The lower end of the tower body is provided with a wastewater outlet, and the wastewater outlet is used to discharge the wastewater in the lower end of the tower body to a treatment pool.

9. The gas washing apparatus as claimed in claim 8, characterized in that The spraying part is used to communicate with the treatment pool and / or an external container filled with cleaning liquid.

10. An exhaust gas treatment system characterized by, The invention comprises the gas scrubbing device according to any one of claims 1 to 9.

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