CN208130758U - A kind of rotary kiln exhaust gas processing unit - Google Patents

Abstract

The utility model discloses a kind of rotary kiln exhaust gas processing units, including device noumenon；Described device ontology is made of gas wash tower and waste-heat recovery device, the waste-heat recovery device side is connected with pipeline, described pipeline one end is protruded into inside water bath, the water bath is located inside gas wash tower, the water bath bottom end is provided with pumping silt pipe, described pumping silt pipe one end and pumping, which are become silted up, pumps connection, water filter plate is provided on the upside of the gas wash tower, it is connect on the upside of the gas wash tower with exhaust fan, described exhaust fan one end is connect with sour gas Rose Box, the waste-heat recovery device side is provided with air inlet pipe, the air inlet pipe is connect with air duct, the air duct is located inside waste-heat recovery device, heat-collecting box is provided on the upside of the air duct, the heat-collecting box is internally provided with super heat-conductive pipe.The utility model by way of water-bath in gas dust and sour gas handle, sour gas Rose Box can be handled again the sour gas in tail gas, guarantee vent gas treatment quality.

Description

A rotary kiln tail gas treatment device

technical field

The utility model relates to the technical field of tail gas treatment equipment, in particular to a rotary kiln tail gas treatment device.

Background technique

Rotary kiln refers to rotary calcining kiln (commonly known as rotary kiln), which belongs to building materials equipment. When the rotary kiln is used, it will generate a large amount of harmful gas, and tail gas treatment is required. The existing tail gas treatment device only performs simple dust removal treatment when in use. , so that the acid gas in the exhaust gas enters the air and pollutes the environment.

Utility model content

The purpose of the utility model is to provide a rotary kiln tail gas treatment device to solve the problem in the prior art that the acid gas in the tail gas enters the air and pollutes the environment.

In order to achieve the above purpose, the utility model provides the following technical solutions: a rotary kiln tail gas treatment device, including a device body; the device body is composed of a dust removal tower and a waste heat recovery device, and a pipe is connected to one side of the waste heat recovery device. One end of the pipeline extends into the water bath box, and the water bath box is located inside the dust removal tower. Water plate, the upper side of the dust removal tower is connected to the exhaust fan, one end of the exhaust fan is connected to the acid gas filter box, an air inlet pipe is arranged on one side of the waste heat recovery device, the air inlet pipe is connected to the air duct, and the air inlet pipe is connected to the air duct. The air duct is located inside the waste heat recovery device, and a heat collection box is arranged on the upper side of the air duct, and a superconducting heat pipe is arranged inside the heat collection box, and the superconducting heat pipe extends into the air duct through the heat collection box, and the bottom of the air duct There is a dust cover at the end.

Preferably, the superconducting heat pipe is provided with a plurality of heat collecting fins on the upper side of the inner end of the air duct, and the heat collecting fins are arranged obliquely.

Preferably, multiple baffles are arranged inside the acid gas filter box, and the distances between adjacent baffles are equal.

Preferably, the water bath box and the bottom end are provided with partitions, and the upper side of the partitions is provided with tapered through holes.

Preferably, a plurality of air outlets are provided on the upper side of the end of the pipeline extending into the water bath, and a rotating spray head is provided on the upper side of the air outlets.

Compared with the prior art, the beneficial effect of the utility model is: the utility model processes the dust and acid gas in the gas through a water bath, and the acid gas filter box can process the acid gas in the tail gas again, which can ensure The quality of exhaust gas treatment, the heat collector can increase the contact area with the exhaust gas, so that the heat can be collected as much as possible, the inclined setting of the heat collector can make the dust attached to it fall by gravity, and the baffle can increase the gas filtration in the acid gas The flow time inside the box makes the acid gas filter box filter the acid gas as much as possible. The conical through hole can prevent the settled dust from floating upward without affecting the dust settlement inside the water bath box. Multiple air outlet holes can increase the gas The contact area between the water and the rotating nozzle can increase the fluidity of the water.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Fig. 2 is a structural schematic diagram of the dust removal tower of the present invention.

Fig. 3 is a schematic structural diagram of the waste heat recovery device of the present invention.

In the figure: 1-device body; 2-dust removal tower; 3-waste heat recovery device; 4-intake pipe; 5-pipe; 6-silting pipe; 7-silting pump; Box; 10-water filter plate; 11-water bath box; 12-rotary nozzle; 13-air outlet; 14-partition; 15-tapered through hole; 16-baffle; 17-superconducting heat pipe; 19-air duct; 20-dust cover; 21-heat collecting box.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1 to 3. In the embodiment of the utility model, a rotary kiln tail gas treatment device includes a device body 1; the device body 1 is composed of a dust removal tower 2 and a waste heat recovery device 3, and a pipe is connected to one side of the waste heat recovery device 3 5. One end of the pipeline 5 extends into the water bath box 11. The water bath box 11 is located inside the dust removal tower 2. The bottom end of the water bath box 11 is provided with a silting pipe 6. One end of the silting pipe 6 is connected to the silting pump 7. The upper side of the dust removal tower 2 A water filter plate 10 is provided, the upper side of the dust removal tower 2 is connected to the exhaust fan 8, and one end of the exhaust fan 8 is connected to the acid gas filter box 9, and the side of the waste heat recovery device 3 is provided with an air intake pipe 4, which is connected to the air duct 19 , the air duct 19 is located inside the waste heat recovery device 3, the upper side of the air duct 19 is provided with a heat collection box 21, and the inside of the heat collection box 21 is provided with a superconducting heat pipe 17, and the superconducting heat pipe 17 passes through the heat collection box 21 and extends into the air duct 19 inside, the bottom end of the air duct 19 is provided with a dust collection cover 20, and the superconducting heat pipe 17 is located on the upper side of the inner end of the air duct 19 to be provided with a plurality of heat collecting fins 18, and the heat collecting fins 18 are inclined, and the heat collecting fins 18 can Increase the contact area with the exhaust gas so that the heat can be collected as much as possible. The inside of the acid gas filter box 9 is provided with a plurality of baffles 16, and the distance between adjacent baffles 16 is equal. The baffles 16 can increase the gas flow in the acid gas The flow time inside the filter box 9 makes the acid gas filter box 9 filter the acid gas as much as possible, the water bath box 11 and the bottom end are provided with a partition 14, and the upper side of the partition 14 is provided with a tapered through hole 15, the tapered The through hole 15 can prevent the deposited dust from floating upwards without affecting the settlement of the dust inside the water bath box 11. A plurality of air outlet holes 13 are provided on the upper side of the pipe 5 extending into the inner end of the water bath box 11, and the upper side of the air outlet hole 13 is arranged There is a rotating spray head 12, a plurality of air outlet holes 13 can increase the contact area between gas and water, and the rotating spray head 12 can increase the fluidity of water.

The working principle of the utility model is: when in use, the waste heat in the tail gas is recovered through the waste heat recovery device 3, the pipe 5 guides the cooled gas into the dust removal tower 2, the water bath box 11 performs dust removal and desulfurization on the displacement, and the treated gas passes through After the water filter plate 10 removes the water, it is extracted by the exhaust fan 8 and introduced into the inside of the acid gas filter box 9. The acid gas filter box 9 can process the acid gas in the tail gas again to ensure the treatment quality of the tail gas. The contact area of the exhaust gas makes the heat collected as much as possible, and the inclined setting of the heat collecting fins 18 can make the dust attached to it drop by gravity, and the baffle plate 16 can increase the flow time of the gas in the acid gas filter box 9, so that The acid gas filter box 9 filters the acid gas as much as possible. The conical through hole 15 can prevent the deposited dust from floating upward without affecting the dust settlement inside the water bath box 11. A plurality of air outlet holes 13 can increase the distance between gas and water. The contact area between the rotating nozzles 12 can increase the fluidity of the water.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (5)

1. a kind of rotary kiln exhaust gas processing unit, including device noumenon（1）；It is characterized in that：Described device ontology（1）By dedusting Tower（2）And waste-heat recovery device（3）Composition, the waste-heat recovery device（3）Side is connected with pipeline（5）, the pipeline（5）One Water bath is protruded at end（11）Inside, the water bath（11）Positioned at gas wash tower（2）Inside, the water bath（11）Bottom end is provided with Take out the pipe that becomes silted up（6）, the pumping, which is become silted up, manages（6）One end and pumping, which are become silted up, to be pumped（7）Connection, the gas wash tower（2）Upside is provided with water filter plate（10）, The gas wash tower（2）Upside and exhaust fan（8）Connection, the exhaust fan（8）One end and sour gas Rose Box（9）Connection, institute State waste-heat recovery device（3）Side is provided with air inlet pipe（4）, the air inlet pipe（4）With air duct（19）Connection, the air duct（19） Positioned at waste-heat recovery device（3）Inside, the air duct（19）Upside is provided with heat-collecting box（21）, the heat-collecting box（21）Inside is set It is equipped with super heat-conductive pipe（17）, and super heat-conductive pipe（17）Across heat-collecting box（21）Protrude into air duct（19）Inside, the air duct（19）Bottom End is provided with dust gathering arrester（20）.

2. a kind of rotary kiln exhaust gas processing unit according to claim 1, it is characterised in that：The super heat-conductive pipe（17）Position In air duct（19）Multiple heat collecting sheets are provided on the upside of inside end（18）, and heat collecting sheet（18）To be obliquely installed.

3. a kind of rotary kiln exhaust gas processing unit according to claim 1, it is characterised in that：The sour gas Rose Box （9）It is internally provided with multiple baffles（16）, and adjacent screen（16）The distance between it is equal.

4. a kind of rotary kiln exhaust gas processing unit according to claim 1, it is characterised in that：The water bath（11）The bottom and End is provided with partition（14）, and partition（14）Upside is provided with conical through-hole（15）.

5. a kind of rotary kiln exhaust gas processing unit according to claim 1, it is characterised in that：The pipeline（5）Protrude into water Bath cabinet（11）Multiple ventholes are provided on the upside of inside end（13）, and venthole（13）Upside is provided with rotary nozzle（12）.