CN216703899U - Automatic ammonia water adjusting device - Google Patents

Abstract

The utility model discloses an automatic ammonia water adjusting device which comprises a discharge flue, wherein a spraying frame is arranged right above the top surface of the discharge flue, the spraying frame comprises a main pipeline, a pressurizing pump, a flow dividing pipe, a control valve and a spray head, one end of the main pipeline is communicated with and provided with the pressurizing pump, the flow dividing pipe is uniformly and horizontally fixed on the main pipeline in a penetrating manner, the bottom of the flow dividing pipe is vertically connected with a guide pipe in a penetrating manner, the control valve is arranged on the guide pipe of the flow dividing pipe, and the bottom end of the guide pipe of the flow dividing pipe penetrates through the top surface of the discharge flue and is communicated with the spray head. The utility model can increase the atomization pressure of the ammonia water, has larger ammonia water spraying area, better reacts with pollutants and improves the reaction efficiency of the pollutants.

Description

Ammonia water automatic regulating device

Technical Field

The utility model relates to the technical field of ammonia water regulation, in particular to an automatic ammonia water regulation device.

Background

In the coal chemical production, in order to prevent the flue gas from being discharged from the top of the coke oven, the gas collecting pipe is additionally arranged on the coke oven, the flue gas can be pumped away, but a large amount of flue gas can be generated in the coke oven in the coal charging process of the coke oven through a coal charging car, the rotating speed of a fan of the gas collecting pipe and the spraying amount of ammonia water need to be adjusted, the existing flue gas purification adopts an automatic control method of SNCR denitration ammonia water spraying amount, but the existing unit parameter fluctuation is large, automatic adjustment cannot be automatically realized, the opening degree of an ammonia water adjusting door cannot be met, an operator can remove automation, and manual intervention is frequently carried out.

Therefore, an ammonia water automatic regulating device is needed, which can increase the atomization pressure of the ammonia water, the ammonia water injection area is larger, the ammonia water can better react with pollutants, and the reaction efficiency of the pollutants is improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an automatic ammonia water adjusting device, and aims to solve the problems that the existing unit cannot automatically adjust due to large parameter fluctuation, the opening degree of an ammonia water adjusting door cannot be met, and operators can frequently perform manual intervention after removing automation.

The utility model is realized by the following steps:

the utility model provides an aqueous ammonia automatic regulating apparatus, includes the discharge flue, is provided with directly over the top surface of discharge flue and sprays the frame, sprays the frame and includes trunk line, force (forcing) pump, shunt tubes, control valve and shower nozzle, and the force (forcing) pump is installed in the one end intercommunication of trunk line, and even level runs through being fixed with the shunt tubes on the trunk line, and the vertical through connection in bottom of shunt tubes has the pipe, installs the control valve on the pipe of shunt tubes, and the top surface intercommunication that the discharge flue was run through to the pipe bottom of shunt tubes has the shower nozzle.

Furthermore, the control valve comprises a valve body, two hole rings are vertically and symmetrically fixed in the valve body, and a ring baffle is arranged between the two hole rings in the valve body.

And then be fixed with two rings through vertical symmetry in the valve body, be provided with the retaining ring board between two rings of inside of valve body to be convenient for control valve body's the degree of opening and shutting, the flow pressure of control water.

Furthermore, the upper end and the lower end of the baffle ring plate are vertically fixed with rotating shafts, and the rotating shafts on the baffle ring plate penetrate through the sealing bearings to be rotatably installed on the valve body.

And then the upper and lower both ends through keeping off the ring board are all vertical to be fixed with the pivot, keep off the pivot on the ring board and run through the rotation through sealed bearing and install on the valve body to the convenient rotation changes the degree of opening and shutting.

Furthermore, a frame is vertically fixed on the valve body, a motor is vertically fixed on the frame, a rotating rod is fixed at the output end of the motor, and the bottom end of the rotating rod is fixed on a rotating shaft of the baffle ring plate.

And then vertically be fixed with the frame on through the valve body, vertically be fixed with the motor in the frame, the output of motor is fixed with the bull stick, and the bottom mounting of bull stick is in the pivot of retaining ring board, and the motor is connected with the controller, through controller control motor operation, rotates through the bull stick and starts the retaining ring board and rotate, controls the degree of opening and shutting.

Furthermore, a through hole is formed in the top surface of the discharge flue in a penetrating mode, the through hole is connected with the guide pipe of the flow dividing pipe in a penetrating and matching mode, and a fan plate is arranged inside the discharge flue.

And then run through on the top surface through the discharge flue and seted up the through-hole, the through-hole is connected with the pipe through-going fit of shunt tubes, and the inside of discharge flue is provided with the fan board to the convenient velocity of flow of controlling the flue gas.

Furthermore, a plurality of fans are horizontally installed on the fan plate in a penetrating mode.

And then pass through the level on the fan board and install a plurality of fans to control flue gas velocity of flow.

Compared with the prior art, the utility model has the beneficial effects that: when the ammonia water automatic adjusting device is used, a fan, a control valve and a pressure pump are connected with a controller when the ammonia water automatic adjusting device is used, the controller is also connected with a signal collector, the signal collector is used for collecting the concentration of smoke and sending the collected concentration of the smoke to the controller, the controller is used for adjusting the rotating speed of the fan in a smoke discharge flue and the opening and closing degree of the control valve according to the state information of a coal charging car, and the rotating speed of the pressure pump controls the pressure so as to ensure that the atomization pressure of ammonia water is increased, the injection area of the ammonia water is larger, the ammonia water can better react with pollutants, and the reaction efficiency of the pollutants is improved, so that the problems that the existing unit cannot automatically adjust due to large parameter fluctuation, the opening degree of an ammonia water adjusting door cannot be met, and operators can remove automation and frequently perform manual intervention are solved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of a spray rack in an embodiment of the utility model;

FIG. 3 is an exploded view of the valve body in an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a discharge flue in an embodiment of the utility model.

In the figure: 1. a discharge flue; 11. a through hole; 12. a fan plate; 13. a fan; 2. a spray rack; 21. a main pipeline; 22. a pressure pump; 23. a shunt tube; 24. a control valve; 241. a valve body; 242. a ring of holes; 243. a retainer plate; 244. a rotating rod; 245. a motor; 246. a frame; 25. and (4) a spray head.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, an ammonia water automatic regulating device, which comprises a discharge flue 1, a spraying frame 2 is arranged right above the top surface of the discharge flue 1, the spraying frame 2 comprises a main pipeline 21, a pressure pump 22, a shunt pipe 23, a control valve 24 and a nozzle 25, the pressure pump 22 is installed at one end of the main pipeline 21 in a communicating manner, the shunt pipe 23 is uniformly and horizontally fixed on the main pipeline 21, a conduit is vertically and penetratingly connected to the bottom of the shunt pipe 23, the control valve 24 is installed on the conduit of the shunt pipe 23, and the nozzle 25 is connected to the bottom end of the conduit of the shunt pipe 23 in a communicating manner that the top surface of the discharge flue 1 is penetrated.

And then through when using this aqueous ammonia automatic regulating apparatus, fan 13 during the use, control valve 24 and force (forcing) pump 22 are connected with the controller, the controller still is connected with signal collector, signal collector is used for gathering the flue gas concentration, and the flue gas concentration that will gather sends to the controller, the controller is used for flue gas concentration state information, and according to the degree of opening and shutting of fan 13 in this state coal charging car state information regulation discharge flue 1 and control valve 24, the rotational speed of force (forcing) pump 22, thereby control pressure, and then guarantee to increase aqueous ammonia atomizing pressure, aqueous ammonia injection area is bigger, better and pollutant reaction, the reaction efficiency of pollutant is improved.

Referring to fig. 3, the control valve 24 includes a valve body 241, two rings 242 are vertically and symmetrically fixed in the valve body 241, and a ring baffle 243 is disposed between the two rings 242 inside the valve body 241.

And then through being fixed with two rings 242 in the vertical symmetry in valve body 241, be provided with retaining ring board 243 between two rings 242 in the inside of valve body 241 to the degree of opening and shutting of valve body 241 of being convenient for is controlled, controls the flow pressure of water.

Referring to fig. 3, the upper and lower ends of the ring guard 243 are vertically fixed with a rotating shaft, and the rotating shaft on the ring guard 243 is rotatably installed on the valve body 241 through a sealing bearing.

And then the upper and lower both ends through retaining ring plate 243 are all vertically fixed with the pivot, and the pivot on retaining ring plate 243 runs through sealed bearing and rotates and install on valve body 241 to convenient rotation changes the degree of opening and shutting.

Referring to fig. 3, a frame 246 is vertically fixed on the valve body 241, a motor 245 is vertically fixed on the frame 246, a rotating rod 244 is fixed at an output end of the motor 245, and a bottom end of the rotating rod 244 is fixed on a rotating shaft of the ring guard 243.

Further, a frame 246 is vertically fixed on the valve body 241, a motor 245 is vertically fixed on the frame 246, a rotating rod 244 is fixed at the output end of the motor 245, the bottom end of the rotating rod 244 is fixed on the rotating shaft of the baffle 243, the motor 245 is connected with a controller, the operation of the motor 245 is controlled through the controller, the rotating rod 244 rotates to start the baffle 243 to rotate, and the opening degree is controlled.

Referring to fig. 4, a through hole 11 is formed through the top surface of the discharge flue 1, the through hole 11 is connected with the duct of the shunt 23 in a penetrating and matching manner, and a fan plate 12 is disposed inside the discharge flue 1.

And then run through on the top surface through discharge flue 1 and seted up through-hole 11, through-hole 11 is connected with the pipe through-going cooperation of shunt tubes 23, and the inside of discharge flue 1 is provided with fan plate 12 to the convenient velocity of flow of controlling the flue gas.

Referring to fig. 4, a plurality of fans 13 are horizontally installed on the fan plate 12.

Furthermore, a plurality of fans 13 are horizontally installed on the fan plate 12 in a penetrating manner, so that the flow rate of flue gas is controlled.

The working principle is as follows: fan 13 during use, control valve 24 and force (forcing) pump 22 are connected with the controller, the controller still is connected with signal collector, signal collector is used for gathering the flue gas concentration, and the flue gas concentration that will gather sends to the controller, the controller is used for flue gas concentration state information, and according to this state coal charging car state information regulation discharge flue 1 in fan 13's the rotational speed and the degree of opening and shutting of control valve 24, force (forcing) pump 22's rotational speed, thereby the control pressure, and then guarantee to increase aqueous ammonia atomization pressure, aqueous ammonia injection area is bigger, better and the pollutant reaction, the reaction efficiency of pollutant is improved.

The device obtained through the design can basically meet the requirement of using the automatic ammonia water adjusting device which can increase the atomization pressure of the ammonia water, has larger ammonia water spraying area, better reacts with pollutants and improves the reaction efficiency of the pollutants, but the designer further improves the device by further perfecting the function of the automatic ammonia water adjusting device.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (3)

1. The utility model provides an aqueous ammonia automatic regulating apparatus, includes discharge flue (1), its characterized in that: be provided with directly over the top surface of discharge flue (1) and spray rack (2), spray rack (2) including trunk line (21), force (forcing) pump (22), shunt tubes (23), control valve (24) and shower nozzle (25), the one end intercommunication of trunk line (21) is installed force (forcing) pump (22), even level runs through on trunk line (21) is fixed with shunt tubes (23), the vertical through connection in bottom of shunt tubes (23) has the pipe, install on the pipe of shunt tubes (23) control valve (24), the pipe bottom of shunt tubes (23) runs through the top surface intercommunication of discharge flue (1) has shower nozzle (25), control valve (24) include valve body (241), vertical symmetry is fixed with two rings (242) in valve body (241), be provided with baffle ring board (243) between two inside rings (242) of valve body (241), the equal vertical pivot that is fixed with in upper and lower both ends of retainer plate (243), the pivot on retainer plate (243) runs through sealed bearing and rotates the installation on valve body (241), vertically on valve body (241) be fixed with frame (246), vertically on frame (246) be fixed with motor (245), the output of motor (245) is fixed with bull stick (244), the bottom mounting of bull stick (244) is in the pivot of retainer plate (243).

2. The automatic ammonia water regulating device according to claim 1, characterized in that a through hole (11) is formed in the top surface of the discharge flue (1) in a penetrating manner, the through hole (11) is connected with the guide pipe of the flow dividing pipe (23) in a penetrating and matching manner, and a fan plate (12) is arranged inside the discharge flue (1).

3. An ammonia water automatic regulating device according to claim 2, characterized in that a plurality of fans (13) are horizontally installed on the fan plate (12) in a penetrating manner.

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