CN215928411U - Air quantity adjusting device for oxidation fan of desulfurization system - Google Patents

Abstract

The utility model provides a device for adjusting the air quantity of an oxidation fan of a desulfurization system, which comprises a connecting pipe, a regulating device and two rotating shafts, wherein the regulating device comprises a control box, a micro-control motor is arranged at the center of the rear side of the control box, an output shaft of the micro-control motor penetrates into the control box, a driving gear is arranged on the output shaft of the micro-control motor, a regulating gear is rotatably connected with the center of the inner bottom of the control box, the regulating gear is of an upper and lower double-insection structure, the driving gear is meshed with upper insections of the regulating gear, driven gears are rotatably connected with two sides of the inner bottom of the control box, both the driven gears are meshed with lower insections of the regulating gear, a connecting shaft is arranged at the center of the lower ends of the two driven gears, a connecting groove is arranged at the lower end of the connecting shaft, wind boards are arranged on both the rotating shafts, and two bearing holes are arranged on the inner wall of the front side of the connecting pipe, according to the angle regulation amount of wind size that the aerofoil turned away to accomplish accurate control through mechanical control, increase the precision.

Description

Air quantity adjusting device for oxidation fan of desulfurization system

Technical Field

The utility model relates to the technical field of desulfurization systems, in particular to an air quantity adjusting device for an oxidation fan of a desulfurization system.

Background

Desulfurization refers to the fixation of sulfur in coal into a solid by a method such as calcium-based method, and prevents the formation of SO2 during combustion. At present, the desulfurization method generally has 3 types, through the analytical research of the conditions of desulfurization technologies at home and abroad and the introduction of desulfurization process pilot plants in the domestic power industry, the desulfurization method can be generally divided into 3 types of desulfurization before combustion, desulfurization during combustion and desulfurization after combustion, and an oxidation fan is generally needed to be used in the desulfurization process.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an air quantity adjusting device of an oxidation fan of a desulfurization system, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a desulfurization system oxidation fan air volume size adjusting device comprises a connecting pipe, an adjusting and controlling device and two rotating shafts, wherein the adjusting and controlling device comprises an operating and controlling box, the operating and controlling box is installed on the front side of the upper end of the connecting pipe, a micro-control motor is installed at the center of the rear side of the operating and controlling box, an output shaft of the micro-control motor penetrates into the operating and controlling box, a driving gear is installed on the output shaft of the micro-control motor, the center of the inner bottom of the operating and controlling box is rotatably connected with an adjusting and controlling gear, the adjusting and controlling gear is of an upper and lower double-tooth-line structure, the driving gear is meshed with upper-side tooth lines of the adjusting and controlling gear, both sides of the inner bottom of the operating and controlling box are rotatably connected with driven gears, the two driven gears are respectively meshed with lower-side tooth lines of the adjusting and controlling gear, a connecting shaft is installed at the center of the lower ends of the two driven gears, and the lower end of the connecting shaft is provided with a connecting groove, the connecting axle runs through to inside the connecting pipe, just the connecting axle rotates with control case lower extreme inner wall and is connected, two all be provided with the aerofoil on the rotation axis, the front side inner wall of connecting pipe is provided with two dead eye, rotation axis one end inserts in the spread groove, and the other end inserts in the dead eye.

Further, the mounting disc is all installed to both sides around the connecting pipe, four angle departments of mounting disc all are provided with the mounting hole.

Furthermore, two sides of the two wind plates are respectively pasted with a closing adhesive tape.

Furthermore, the side walls of the connecting grooves are all adhered with rubber sheets.

Further, two the lower extreme of rotation axis all is provided with L type groove, L type groove all has the opening at the front side of rotation axis and lower extreme, the bottom in L type groove is installed and is promoted the spring, the lower extreme that promotes the spring is connected with the inserted bar, the piece is moved in the front side upper end of inserted bar is installed, it stretches out from the front side opening in L type groove to move the piece.

Furthermore, the front side of the poking block is provided with anti-skid stripes.

Furthermore, the both sides in L type groove all are provided with the spout, the both sides of stirring the piece all rotate and are connected with the pulley, the pulley is located the spout.

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

the utility model relates to an adjusting device for accurately controlling the air volume, which is characterized in that a connecting pipe is connected with an oxidation fan, then the rotation of a driving gear is controlled by controlling a micro-control motor, so that the driving gear drives a regulating gear to rotate, two driven gears further rotate towards the same direction, two rotating shafts in the connecting pipe rotate, two air plates rotate by an angle, the air volume is adjusted according to the angle of the rotated air plates, the accurate control is completed through mechanical control, and the accuracy is improved.

Drawings

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

FIG. 2 is a cross-sectional view of the interior of the conditioning device of the present invention;

FIG. 3 is a lower end sectional view of a rotary shaft according to the present invention;

FIG. 4 is a sectional view of the dial block area of the present invention;

in the figure: 1. a connecting pipe; 2. mounting a disc; 3. a regulating device; 4. a micro-control motor; 5. a rotating shaft; 6. a wind plate; 11. a bearing bore; 21. mounting holes; 31. a control box; 32. a drive gear; 33. regulating and controlling a gear; 34. a driven gear; 35. a connecting shaft; 36. connecting grooves; 51. An L-shaped groove; 52. inserting a rod; 53. a shifting block; 54. a push spring; 55. a chute; 56. a pulley.

Detailed Description

In order to facilitate an understanding of the utility model, the utility model will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the utility model are shown, but which may be embodied in different forms and not limited to the embodiments described herein, but which are provided so as to provide a more thorough and complete disclosure of the utility model.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the knowledge of the terms used herein in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, the present invention provides a technical solution: a desulfurization system oxidation fan air volume size adjusting device comprises a connecting pipe 1, a regulating device 3 and two rotating shafts 5, wherein the regulating device 3 comprises a control box 31, the control box 31 is installed on the upper end front side of the connecting pipe 1, a micro-control motor 4 is installed at the rear side center of the control box 31, an output shaft of the micro-control motor 4 penetrates into the control box 31, a driving gear 32 is installed on the output shaft of the micro-control motor 4, the inner bottom center of the control box 31 is rotatably connected with a regulating gear 33, the regulating gear 33 is of an upper and lower double-tooth-line structure, the driving gear 32 is meshed with the upper-side tooth line of the regulating gear 33, driven gears 34 are rotatably connected to both sides of the inner bottom of the control box 31, the two driven gears 34 are meshed with the lower-side tooth line of the regulating gear 33, and a connecting shaft 35 is installed at the lower-end center of the two driven gears 34, the lower end of the connecting shaft 35 is provided with a connecting groove 36, the connecting shaft 35 penetrates into the connecting pipe 1, the connecting shaft 35 is rotatably connected with the inner wall of the lower end of the control box 31, two air plates 6 are arranged on two rotating shafts 5, the inner wall of the front side of the connecting pipe 1 is provided with two bearing holes 11, one end of each rotating shaft 5 is inserted into the connecting groove 36, the other end of each rotating shaft 5 is inserted into the bearing hole 11, the connecting pipe 1 is firstly connected with an oxidation fan, then the rotation of the driving gear 32 is controlled by controlling the micro-control motor 4, so that the driving gear 32 drives the regulating gear 33 to rotate, the two driven gears 34 further rotate towards the same direction, the two rotating shafts 5 in the connecting pipe 1 rotate, the two air plates 6 rotate by an angle, the air volume is regulated according to the turned-off angle of the air plates 6, and accurate control is completed through mechanical control, the accuracy is increased.

Please refer to fig. 1, wherein the front side and the rear side of the connecting pipe 1 are both provided with mounting discs 2, four corners of the mounting discs 2 are provided with mounting holes 21, and the connecting pipe is better connected with an oxidation fan through the mounting holes 21 by the design of the mounting discs 2; two the closed adhesive tape is all pasted to aerofoil 6's both sides, can make two aerofoil 6 realize more stable closure through the closed adhesive tape, prevents to leak out.

Please refer to fig. 2, the side walls of the connecting groove 36 are adhered with rubber sheets, so that the rotating shaft 5 is not shaken when being fixed in the connecting groove 36, and the wind plate 6 is prevented from wind leakage caused by shaking of the rotating shaft 5.

Please refer to fig. 3 and 4, the lower ends of the two rotating shafts 5 are respectively provided with an L-shaped groove 51, the L-shaped grooves 51 are respectively provided with an opening at the front side and the lower end of the rotating shaft 5, the bottom of the L-shaped groove 51 is provided with a push spring 54, the lower end of the push spring 54 is connected with an inserting rod 52, the upper end of the front side of the inserting rod 52 is provided with a toggle block 53, the toggle block 53 extends out from the opening at the front side of the L-shaped groove 51, the upper end of the rotating shaft 5 is firstly inserted into the connecting groove 36, then the toggle block 53 is pulled upwards to retract the inserting rod 52, and then the inserting rod 52 rebounds to be inserted into the bearing hole 11 by the acting force of the push spring 54, so as to complete the installation of the rotating shaft 5, and the wind plate 6 is convenient to be cleaned by the detachment of the rotating shaft 5; the front side of the shifting block 53 is provided with anti-slip stripes, and the shifting block 53 can be prevented from being pulled by hands due to the anti-slip stripes; both sides of L type groove 51 all are provided with spout 55, the both sides of dialling piece 53 all rotate and are connected with pulley 56, pulley 56 is located spout 55, through the design of pulley 56 and spout 55 to can keep dialling the equilibrium of piece 53 and be convenient for dial piece 53 and remove.

The specific operation mode of the utility model is as follows:

first be connected connecting pipe 1 with the oxidation fan, then through the rotation of control micro-control motor 4 control drive gear 32, thereby make drive gear 32 drive regulation and control gear 33 and rotate, further make two driven gear 34 rotate towards same direction, make two inside rotation axis 5 of connecting pipe 1 rotate, thereby make two aerofoil 6 rotate an angle, thereby adjust the amount of wind size according to the angle that aerofoil 6 turned away, thereby accomplish accurate control through mechanical control, increase the precision.

The utility model is described above with reference to the accompanying drawings, it is obvious that the utility model is not limited to the above embodiments, and it is within the scope of the utility model to adopt the method concept and technical solution of the utility model to make such insubstantial modifications, or to directly apply the concept and technical solution of the utility model to other applications without any modification.

Claims (7)

1. The utility model provides a desulfurization system oxidation fan amount of wind size adjusting device, including connecting pipe (1) and regulation and control device (3) and two rotation axis (5), its characterized in that, regulation and control device (3) is including controlling case (31), it installs the upper end front side at connecting pipe (1) to control case (31), the rear side center department of controlling case (31) installs micro-control motor (4), the output shaft of micro-control motor (4) runs through to controlling inside case (31), install drive gear (32) on the output shaft of micro-control motor (4), the interior bottom center of controlling case (31) rotates and is connected with regulation and control gear (33), regulation and control gear (33) are upper and lower double-tooth line structure, just drive gear (32) and the upside of regulation and control gear (33) are controlled the tooth line and are meshed, and bottom both sides all rotate and are connected with driven gear (34) in control case (31), two driven gear (34) all meshes with the downside insection of regulation and control gear (33), two connecting axle (35) are installed at the lower extreme center department of driven gear (34), the lower extreme of connecting axle (35) is provided with spread groove (36), inside connecting axle (35) run through to connecting pipe (1), just connecting axle (35) are connected with controlling case (31) lower extreme inner wall rotation, two all be provided with aerofoil (6) on rotation axis (5), the front side inner wall of connecting pipe (1) is provided with two dead eye (11), rotation axis (5) one end is inserted in spread groove (36), and the other end inserts in dead eye (11).

2. The air volume adjusting device of the oxidation fan of the desulfurization system as recited in claim 1, wherein mounting discs (2) are mounted on the front and rear sides of the connecting pipe (1), and mounting holes (21) are formed in four corners of each mounting disc (2).

3. The air volume adjusting device of the oxidation fan of the desulfurization system as recited in claim 1, wherein both sides of the two air plates (6) are respectively adhered with a closed rubber strip.

4. The air volume adjusting device of the oxidation fan of the desulfurization system as recited in claim 1, wherein the side walls of the connecting grooves (36) are adhered with rubber sheets.

5. The air volume adjusting device of the oxidation fan of the desulfurization system as recited in claim 1, wherein two L-shaped grooves (51) are formed in the lower ends of the two rotating shafts (5), the L-shaped grooves (51) are provided with openings in the front sides and the lower ends of the rotating shafts (5), a pushing spring (54) is installed at the bottom of each L-shaped groove (51), the lower end of each pushing spring (54) is connected with an inserted rod (52), a stirring block (53) is installed at the upper end of the front side of each inserted rod (52), and each stirring block (53) extends out of the opening of the front side of each L-shaped groove (51).

6. The air volume adjusting device of the oxidation fan of the desulfurization system as recited in claim 5, characterized in that the front side of the dial block (53) is provided with anti-slip stripes.

7. The air volume adjusting device of the oxidation fan of the desulfurization system as recited in claim 5, wherein sliding grooves (55) are formed in both sides of the L-shaped groove (51), pulleys (56) are rotatably connected to both sides of the toggle block (53), and the pulleys (56) are located in the sliding grooves (55).

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