CN210544328U - Printing and dyeing waste gas purification device - Google Patents

Abstract

The utility model relates to an exhaust-gas treatment technical field specifically is a printing and dyeing exhaust gas purification device, including cooling box and purifying box, intake pipe and blast pipe are installed respectively to cooling box's top, install first valve and second valve on intake pipe and the blast pipe respectively, cooling box embeds installs a plurality of ways and keeps off the class board, keep off class board and install respectively in cooling box's inner wall both sides, keep off and be mutual equidistance between the class board and arrange, the fender of the left and right sides is crisscross the arranging each other between the class board, install the shower nozzle on the cooling box inner wall, the shower nozzle is installed respectively in the top of keeping off class board and is the one-to-one with keeping off class board, be connected through the blast pipe between purifying box and the cooling box, the terminal reposition of redundant personnel of blast pipe is a plurality of ways inlet branch pipe, inlet. This application adopts the fender of crisscross arrangement to flow the board for rivers are cascaded whereabouts, reach abundant endothermic effect.

Description

Printing and dyeing waste gas purification device

Technical Field

The utility model relates to a waste gas treatment technical field specifically is a printing and dyeing exhaust gas purification device.

Background

At present, in printing and dyeing production, waste gas discharged by a textile printing and dyeing setting machine during working contains a large amount of smoke dust, and also contains multiple components such as polyphenyl organic matters, printing and dyeing auxiliaries, cotton linters, oil and the like, the waste gas discharged by the setting machine is introduced into a water pool, an upper layer of water is directly discharged into a river channel after a section of standing through a precipitation separation method, and lower layer of dirt is filled with soil; the method can not achieve complete separation, the upper layer of water contains a large amount of oil and dirt, and the lower layer of filling soil can cause environmental pollution of soil, so the technology can not meet the requirement of environmental protection.

Chinese patent (granted publication No. CN 205145892U) discloses a purification system for printing and dyeing waste gas, which improves purification capability of printing and dyeing waste gas by quadruple purification devices, thereby improving purification effect. However, the purification system has certain technical defects, the printing and dyeing waste gas has higher temperature, and the patent adopts cyclone cooling, so that the cost is higher and the cooling efficiency is lower easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a printing and dyeing exhaust gas purification device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a printing and dyeing waste gas purification device comprises a cooling box and a purification box, wherein the top of the cooling box is respectively provided with an air inlet pipe and an exhaust pipe, the air inlet pipe and the exhaust pipe are respectively provided with a first valve and a second valve, a plurality of flow baffle plates are arranged in the cooling box and are respectively arranged on two sides of the inner wall of the cooling box, the flow baffle plates are arranged at equal intervals, the flow baffle plates on the left side and the right side are arranged in a staggered manner, the inner wall of the cooling box is provided with spray heads which are respectively arranged above the flow baffle plates and correspond to the flow baffle plates one by one, the purification box is connected with the cooling box through an exhaust pipe, the tail end of the exhaust pipe is divided into a plurality of air inlet branch pipes, the air inlet branch pipes are connected to the purification box at equal intervals, auxiliary liquid pipes are arranged in the purification box, the auxiliary liquid pipes are spirally erected in the inner cavity of the purification box and are close to the, and a plurality of liquid inlet holes are formed in the auxiliary liquid pipe, and the auxiliary liquid pipe is externally connected with a solvent liquid inlet pipe.

As a further aspect of the present invention: and a cooling water tank is arranged on the outer side of the cooling box, and the spray head is connected with the cooling water tank through a guide pipe.

As a further aspect of the present invention: the bottom of cooling case is provided with the ponding chamber, the external drain pump in ponding chamber.

As a further aspect of the present invention: the central line position of purifying box transversely installs the stirring pivot, install a plurality of puddlers in the stirring pivot.

As a further aspect of the present invention: the external agitator motor of installing of purifying box, the stirring pivot is connected with agitator motor's drive end through the shaft coupling, the side top of purifying box is provided with gas transmission pipeline.

As a further aspect of the present invention: the liquid discharge end of purifying box installs the detection case, the detection case passes through the liquid guide pipe and connects to the liquid discharge end of purifying box, the fluid-discharge tube is installed again to the bottom of detection case, the built-in PH detector that installs of detection case.

Compared with the prior art, the beneficial effects of the utility model are that:

this application adopts the fender of crisscross arrangement to flow the board, reduces the gaseous convection current of cooling incasement, keeps off the effect that the board also played and stops rivers simultaneously, avoids the trend that rivers can sharp whereabouts for rivers are cascaded whereabouts, need not to make the water solution full of whole cooling incasement chamber, can make water solution and gaseous abundant contact, reach abundant endothermic effect, during the heat absorption operation, it is less to produce the waste liquid, and whole device cost input cost is lower.

This application adopts the mode of reposition of redundant personnel income gas, connects each region in the purifying box with the terminal reposition of redundant personnel of blast pipe to guarantee the homogeneity of gas density in the purifying box. And the neutralizing liquid is synchronously sprayed in the purifying box in a spiral manner through the auxiliary liquid pipe in spiral design, so that the contact effect of the expanded gas and the neutralizing liquid is improved. And the stirring operation is assisted by the stirring rod, so that the gas-liquid mixing is further improved, and the gas neutralization efficiency is improved.

This application still is provided with the detection case at the flowing back end of purifying box, and built-in PH detector detects the solution of purifying box to ensure that the solution of purifying box reaches the effect of interference neutralization, guarantee the rigor of gas purification operation.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

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.

Fig. 2 is a schematic structural view of the middle baffle of the present invention.

Fig. 3 is a schematic structural diagram of the detection box of the present invention.

In the figure: 1-cooling box, 11-air inlet pipe, 12-air outlet pipe, 13-first valve, 14-second valve, 15-flow baffle, 16-spray head, 17-cooling water tank, 18-water accumulation cavity, 19-drainage pump, 2-purification box, 21-air inlet branch pipe, 22-stirring rotating shaft, 23-stirring rod, 24-stirring motor, 25-auxiliary liquid pipe, 26-solvent liquid inlet pipe, 27-liquid inlet hole, 28-air conveying pipeline, 3-detection box, 31-liquid guide pipe, 32-liquid outlet pipe and 33-PH detector.

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.

The first embodiment is as follows:

referring to fig. 1 and 2, a printing and dyeing waste gas purification device includes a cooling box 1 and a purification box 2, an air inlet pipe 11 and an air outlet pipe 12 are respectively installed at the top of the cooling box 1, a first valve 13 and a second valve 14 are respectively installed on the air inlet pipe 11 and the air outlet pipe 12, a plurality of baffle plates 15 are installed in the cooling box 1, the baffle plates 15 are respectively installed at two sides of the inner wall of the cooling box 1, the baffle plates 15 are arranged at equal intervals, the baffle plates 15 at the left and right sides are arranged in a staggered manner, nozzles 16 are installed on the inner wall of the cooling box 1, the nozzles 16 are respectively installed above the baffle plates 15 and are in one-to-one correspondence with the baffle plates 15, a cooling water tank 17 is installed at the outer side of the cooling box 1, and the nozzles 16 are connected with the cooling water tank 17 through a conduit. The bottom of the cooling box 1 is provided with a water accumulation cavity 18, and the water accumulation cavity 18 is externally connected with a drainage pump 19.

During operation, the first valve 13 is opened, and gas is introduced through the gas inlet pipe 11, and the cooling liquid is operated by using an aqueous solution in the embodiment in consideration of the high specific heat capacity characteristic of water, but the cooling liquid is not limited to the aqueous solution. This application adopts the fender of crisscross arrangement to flow board 15, reduces gaseous convection current in cooling box 1, keeps off simultaneously that flow board 15 also plays the effect that blocks rivers, avoids the trend that rivers can sharp whereabouts for rivers are cascaded whereabouts, need not to make the water solution can be full of whole cooling box 1 inner chamber, can make water solution and gaseous abundant contact, reach abundant endothermic effect, during the heat absorption operation, it is less to produce the waste liquid, and whole device cost input cost is lower. After the operation is completed, the first valve 13 is closed, and the second valve 14 is opened.

Be connected through blast pipe 12 between purifying box 2 and the cooling box 1, the terminal reposition of redundant personnel of blast pipe 12 is a plurality of gas inlet branch pipes 21, gas inlet branch pipe 21 equidistance is connected to in the purifying box 2, install in the purifying box 2 and assist liquid pipe 25, assist liquid pipe 25 to be spiral erects at purifying box 2 inner chamber and assist liquid pipe 25 to be close to purifying box 2 inner wall, be provided with a plurality of liquid inlet holes 27 on assisting liquid pipe 25, assist the external solvent inlet pipe 26 of liquid pipe 25, stirring pivot 22 is transversely installed to the central line position of purifying box 2, install a plurality of puddlers 23 on the stirring pivot 22, purifying box 2 external mounting has agitator motor 24, stirring pivot 22 is connected with agitator motor 24's drive end through the shaft coupling, the side top of purifying box 2 is provided with gas transmission pipeline 28.

Purification box 2 is arranged in getting the gas in the acid-base composition, and this application adopts the mode of reposition of redundant personnel income gas, is connected to each region in purification box 2 with the terminal reposition of redundant personnel of blast pipe 12 to guarantee the homogeneity of gas density in purification box 2. And then the neutralizing liquid is synchronously sprayed in the purifying box 2 in a spiral manner through the auxiliary liquid pipe 25 designed in a spiral manner, so that the contact effect of the gas and the neutralizing liquid is enlarged. And the stirring operation is assisted by the stirring rod 23, so that gas-liquid mixing is further improved, and the gas neutralization efficiency is improved.

Example two:

referring to fig. 1 and 3, this embodiment is a further optimization of the embodiment, on the basis of which, the liquid discharge end of the purification box 2 is installed with a detection box 3, the detection box 3 is connected to the liquid discharge end of the purification box 2 through a liquid guide pipe 31, the bottom of the detection box 3 is further installed with a liquid discharge pipe 32, and the detection box 3 is internally installed with a PH detector 33.

This application still is provided with detection case 3 at the flowing back end of purifying box 2, and built-in PH detector 33 detects the solution of purifying box 2 to ensure that the solution of purifying box 2 reaches the effect in the interference, guarantee the rigor of gas purification operation.

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 (6)

1. A printing and dyeing waste gas purification device comprises a cooling box (1) and a purification box (2), wherein the top of the cooling box (1) is respectively provided with an air inlet pipe (11) and an air outlet pipe (12), the air inlet pipe (11) and the air outlet pipe (12) are respectively provided with a first valve (13) and a second valve (14), a plurality of baffle plates (15) are arranged in the cooling box (1), the printing and dyeing waste gas purification device is characterized in that the baffle plates (15) are respectively arranged at two sides of the inner wall of the cooling box (1), the baffle plates (15) are arranged at equal intervals, the baffle plates (15) at the left side and the right side are arranged in a staggered manner, the inner wall of the cooling box (1) is provided with spray heads (16), the spray heads (16) are respectively arranged above the baffle plates (15) and are in one-to-one correspondence with the baffle plates (15), and the purification box (2) is connected with the cooling box (1) through the air outlet pipe (12, the terminal reposition of redundant personnel of blast pipe (12) is a plurality of gas inlet branch pipes (21), gas inlet branch pipe (21) equidistance is connected to in purifying box (2), install in purifying box (2) and assist liquid pipe (25), assist liquid pipe (25) to be spiral erect in purifying box (2) inner chamber and assist liquid pipe (25) to be close to purifying box (2) inner wall, be provided with a plurality of liquid inlet holes (27) on assisting liquid pipe (25), assist external solvent inlet pipe (26) of liquid pipe (25).

2. The printing and dyeing exhaust gas purification device according to claim 1, characterized in that a cooling water tank (17) is provided outside the cooling tank (1), and the spray head (16) is connected to the cooling water tank (17) through a pipe.

3. The printing and dyeing exhaust gas purification device according to claim 2, characterized in that the bottom of the cooling box (1) is provided with a water accumulation cavity (18), and the water accumulation cavity (18) is externally connected with a drainage pump (19).

4. The printing and dyeing exhaust gas purification device according to claim 1, characterized in that a stirring rotating shaft (22) is transversely installed at the center line position of the purification box (2), and a plurality of stirring rods (23) are installed on the stirring rotating shaft (22).

5. The printing and dyeing exhaust gas purification device according to claim 4, characterized in that a stirring motor (24) is externally installed on the purification box (2), the stirring rotating shaft (22) is connected with the driving end of the stirring motor (24) through a coupler, and a gas transmission pipeline (28) is arranged at the top of the side edge of the purification box (2).

6. The printing and dyeing exhaust gas purification device according to any one of claims 1 to 5, characterized in that a detection box (3) is installed at the liquid discharge end of the purification box (2), the detection box (3) is connected to the liquid discharge end of the purification box (2) through a liquid guide pipe (31), a liquid discharge pipe (32) is installed at the bottom of the detection box (3), and a PH detector (33) is installed in the detection box (3).

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