Material spraying equipment for dry desulfurization

Abstract

The utility model belongs to the technical field of dry desulfurization, and particularly relates to material spraying equipment for dry desulfurization, which comprises a base, the top of the base is fixedly connected with a conveying pipe, one end of the conveying pipe is provided with a rotary material spraying mechanism for uniformly spraying a desulfurizing agent, and the top of the conveying pipe is fixedly communicated with a feeding pipe. The uniform feeding device is reasonable in structural design, desulfurizer powder can be uniformly conveyed into the conveying pipe according to a certain speed and flow through the uniform feeding mechanism, the feeding amount can be accurately controlled according to the requirements of a desulfurization system so as to ensure that the desulfurization reaction is fully carried out, and the spraying power is accurately controlled so as to ensure that the desulfurization reaction is fully carried out. By means of the spraying device, it is ensured that desulfurizer powder can be evenly and efficiently sprayed into flue gas, the desulfurizer makes full contact with the flue gas, the desulfurization efficiency is improved, meanwhile, under the action of the rotating upper and lower spraying heads, the sprayed desulfurizer can make more even and full contact with the flue gas, and the desulfurization effect and efficiency are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to dry desulfurization technical field especially relates to a spray material equipment for dry desulfurization. BACKGROUND

[0002] Dry desulfurization is also called dry flue gas desulfurization, which refers to the application of powdery or granular absorbent, adsorbent or catalyst to remove sulfur compounds in flue gas. According to the state of absorbent and desulfurization product, it is divided into three kinds: wet desulfurization, semi-dry desulfurization and dry desulfurization. Compared with wet desulfurization, the advantages of dry desulfurization technology are simple process, no sewage and waste acid treatment problem, low energy consumption, especially the purified flue gas does not need secondary heating, and the corrosion is small. The spray material equipment is needed during dry desulfurization to spray the desulfurizer.

[0003] However, the spray material equipment for dry desulfurization in the related art still has some deficiencies, which cannot uniformly transport the desulfurizer powder in the storage mechanism to the spray mechanism according to a certain speed and flow, cannot accurately control the feeding amount according to the needs of the desulfurization system, and cannot uniformly and efficiently spray the desulfurizer into the flue gas, so that the effect and efficiency of the later desulfurization cannot be guaranteed. Therefore, we propose a spray material equipment for dry desulfurization to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the above-mentioned shortcomings, and proposes a spray material equipment for dry desulfurization.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A spray material equipment for dry desulfurization, comprising a base, the top of the base is fixedly connected with a conveying pipe, one end of the conveying pipe is provided with a rotary spraying mechanism for uniformly spraying the desulfurizer, the top of the conveying pipe is fixedly communicated with a feeding pipe, the top of the feeding pipe is fixedly communicated with a desulfurizer cylinder, a uniform feeding mechanism is arranged between the desulfurizer cylinder and the feeding pipe, an adjustable power mechanism is arranged between the base and the conveying pipe, the front side of the base is fixedly connected with a controller, the top of the desulfurizer cylinder is fixedly communicated with an adding pipe, and the front side of the desulfurizer cylinder is fixedly provided with a transparent window.

[0007] As preferred in the utility model, the adjustable power mechanism comprises a fan fixedly connected to the top of the base, one side of the fan is fixedly connected with a frequency converter, and the conveying pipe is provided with a control valve and a powder flowmeter.

[0008] As preferred in the utility model, the fan, the frequency converter, the control valve and the powder flowmeter are electrically connected with the controller.

[0009] As the utility model discloses, the top of the base is fixedly connected with two supporting plates, and the conveying pipe is fixedly penetrated on the two supporting plates.

[0010] As the utility model discloses, the top of the base is fixedly connected with two supporting plates, and the conveying pipe is fixedly penetrated on the two supporting plates.

[0011] As the utility model discloses, the top of the base is fixedly connected with two supporting plates, and the conveying pipe is fixedly penetrated on the two supporting plates.

[0012] As the utility model discloses, the top of the base is fixedly connected with two supporting plates, and the conveying pipe is fixedly penetrated on the two supporting plates.

[0013] As the utility model discloses, the top of the base is fixedly connected with two supporting plates, and the conveying pipe is fixedly penetrated on the two supporting plates.

[0014] In the utility model, the dry desulfurization material spraying equipment, through the controller starts the driving motor, the driving motor drives the rotation of the rotating shaft and the stirring rod, and then the desulfurizer can be stirred, so that the flow performance is better, and the plugging is avoided, and the rotating shaft drives the rotation of the auger, so that the material can be uniformly and smoothly fed, the conveying power of the driving motor is controlled, the desulfurizer powder in the desulfurizer cylinder can be uniformly conveyed into the conveying pipe according to a certain speed and flow, the feeding amount can be accurately controlled according to the requirement of the desulfurization system, so that the desulfurization reaction can be fully carried out.

[0015] The utility model discloses a kind of material spraying equipment for dry desulfurization, the setting of frequency converter and controller can control the size of the delivery power of fan, in turn can control the size of material spraying wind power, by control valve, further accurate control is carried out to the size of material spraying wind power, by powder flowmeter, desulfurizer powder flow rate, flow are measured, so as to be fed back by powder flowmeter, can make controller, the size of the delivery power of fan can be controlled more accurately, ensure under the material blowing of this, desulfurizer powder can be evenly, efficiently sprayed into flue gas, make desulfurizer and flue gas fully contact, improve desulfurization efficiency, under the blowing force, desulfurizer powder can be evenly smoothly blown into material spraying pipe, material spraying disc according to certain flow, under the action of multiple material spraying heads not intersecting with material spraying disc axis, material spraying disc will rotate, in turn under rotation, make that desulfurizer sprayed can be more evenly fully contacted with flue gas, improve the effect and efficiency of desulfurization;

[0016] The utility model discloses structure design is reasonable, through uniform feeding mechanism, desulfurizer powder can be evenly delivered into conveying pipe according to certain speed and flow, can accurately control the amount of feeding according to the demand of desulfurization system, to ensure that desulfurization reaction is fully carried out, through accurate control to material spraying power, ensure that desulfurizer powder can be evenly, efficiently sprayed into flue gas, make desulfurizer and flue gas fully contact, improve desulfurization efficiency, simultaneously under the action of rotating upper and lower material spraying head, make that desulfurizer sprayed can be more evenly fully contacted with flue gas, improve the effect and efficiency of desulfurization. ACCURACY

[0017] Figure 1 The utility model discloses a kind of material spraying equipment for dry desulfurization structure schematic diagram;

[0018] Figure 2 The utility model discloses a kind of material spraying equipment for dry desulfurization partial sectional view;

[0019] Figure 3 For Figure 1 The structure schematic diagram of part A in it;

[0020] Figure 4 For Figure 1 The structure schematic diagram of part B in it.

[0021] In the figure: 1, base; 2, controller; 3, adjustable control power mechanism; 4, conveying pipe; 5, support plate; 6, rotary material spraying mechanism; 7, desulfurizer cylinder; 8, adding pipe; 9, uniform feeding mechanism; 10, feeding pipe; 11, transparent window; 31, fan; 32, frequency converter; 33, control valve; 34, powder flowmeter; 61, material spraying pipe; 62, sealing bearing; 63, material spraying disc; 64, upper material spraying head; 65, lower material spraying head; 91, driving motor; 92, rotating shaft; 93, stirring rod; 94, scraper; 95, auger. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0023] Referring to Figures 1-4 A material spraying equipment for dry desulfurization, comprising a base 1, the top of the base 1 is fixedly connected with a conveying pipe 4, one end of the conveying pipe 4 is provided with a rotary material spraying mechanism 6 for uniformly spraying desulfurizer, the top of the conveying pipe 4 is fixedly communicated with a feeding pipe 10, the top of the feeding pipe 10 is fixedly communicated with a desulfurizer cylinder 7, a uniform feeding mechanism 9 is arranged between the desulfurizer cylinder 7 and the feeding pipe 10, an adjustable control power mechanism 3 is arranged between the base 1 and the conveying pipe 4, the front side of the base 1 is fixedly connected with a controller 2, the top of the desulfurizer cylinder 7 is fixedly communicated with an adding pipe 8, and the front side of the desulfurizer cylinder 7 is fixedly provided with a transparent window 11.

[0024] Further, referring to Figure 1 As shown in Figure 3 The adjustable control power mechanism 3 comprises a fan 31 fixedly connected to the top of the base 1, the fan 31 is fixedly connected with a frequency converter 32 on one side, the conveying pipe 4 is provided with a control valve 33 and a powder flowmeter 34, and the fan 31, the frequency converter 32, the control valve 33 and the powder flowmeter 34 are electrically connected with the controller 2.

[0025] By adopting the above scheme: through the arrangement of the frequency converter 32 and the controller 2, the conveying power of the fan 31 can be controlled, and then the size of the material spraying wind power can be controlled, through the control valve 33, the size of the material spraying wind power can be further accurately controlled, through the powder flowmeter 34, the flow rate and flow of the desulfurizer powder can be measured, so that through the feedback of the powder flowmeter 34, the controller 2 can more accurately control the size of the conveying power of the fan 31, and ensure that the desulfurizer powder can be uniformly and efficiently sprayed into the flue gas under the material spraying blowing, so that the desulfurizer and the flue gas can be fully contacted, and the desulfurization efficiency can be improved.

[0026] Further, the top of the base 1 is fixedly connected with two support plates 5, and the conveying pipe 4 is fixedly penetrated on the two support plates 5, which is beneficial to stably support and fix the conveying pipe 4.

[0027] Further, referring to Figure 1 With Figure 2 As shown, the uniform feeding mechanism 9 comprises a driving motor 91 fixedly connected at the top of the desulfurizer cylinder 7, an output shaft of the driving motor 91 is fixedly connected with a rotating shaft 92, both sides of the rotating shaft 92 are fixedly connected with three stirring rods 93, an auger 95 is fixedly sleeved outside the rotating shaft 92, the auger 95 is located in the feeding pipe 10, one end of the three stirring rods 93 located at the same side is fixedly connected with a scraper 94, and both of the two scrapers 94 are movably abutted on the inner wall of the desulfurizer cylinder 7.

[0028] By adopting the above scheme: the controller 2 starts the driving motor 91, the driving motor 91 drives the rotation of the rotating shaft 92, the stirring rod 93 and the scraper 94, and then the desulfurizer can be stirred to have better flow performance, so as to avoid blockage, and meanwhile the rotating shaft 92 drives the rotation of the auger 95, so as to uniformly and smoothly feed, and by controlling the conveying power of the driving motor 91, the desulfurizer powder in the desulfurizer cylinder 7 can be uniformly conveyed into the conveying pipe 4 at a certain speed and flow, and the feeding amount can be accurately controlled according to the requirement of the desulfurization system, so as to ensure the full desulfurization reaction.

[0029] Further, referring to Figure 1 With Figure 4 As shown, the rotating feeding mechanism 6 comprises a feeding pipe 61 fixedly communicated at one end of the conveying pipe 4, a feeding disc 63 rotatably communicated at the bottom end of the feeding pipe 61, a plurality of upper feeding heads 64 fixedly communicated outside the feeding disc 63, the axis of the upper feeding head 64 does not intersect with the axis of the feeding disc 63, and a plurality of lower feeding heads 65 fixedly communicated at the bottom of the feeding disc 63.

[0030] By adopting the above scheme: under the blowing force, the desulfurizer powder can be uniformly and smoothly blown into the feeding pipe 61 and the feeding disc 63, and under the action of the plurality of upper feeding heads 64 which do not intersect with the axis of the feeding disc 63, the feeding disc 63 will rotate, and then under the rotation, the sprayed desulfurizer can be more uniformly and fully contacted with the flue gas, so as to improve the desulfurization effect and efficiency.

[0031] Further, the top of the feeding disc 63 is fixedly connected with a sealing bearing 62, and the feeding pipe 61 is fixedly sleeved in the inner ring of the sealing bearing 62, which is beneficial to seal the connection between the feeding disc 63 and the feeding pipe 61, and meanwhile does not hinder the rotation of the feeding disc 63.

[0032] In use, the controller 2 starts the driving motor 91, the driving motor 91 drives the rotation of the rotating shaft 92, the stirring rod 93 and the scraper 94, and then the desulfurizer can be stirred, the flow performance is better, and the blockage is avoided, meanwhile, the rotating shaft 92 drives the rotation of the auger 95, and then the feeding is uniform and smooth, the conveying power of the driving motor 91 is controlled, the desulfurizer powder in the desulfurizer cylinder 7 is uniformly conveyed into the conveying pipe 4 according to a certain speed and flow, the feeding amount can be accurately controlled according to the requirement of the desulfurization system, and the sufficient desulfurization reaction is ensured.

[0033] The frequency converter 32 and the controller 2 are arranged, the conveying power of the fan 31 can be controlled, the size of the material spraying air force can be controlled, the valve 33 is controlled, the size of the material spraying air force is accurately controlled, the powder flow meter 34 is arranged, the flow rate and flow of the desulfurizer powder are measured, the controller 2 can more accurately control the conveying power of the fan 31 through the feedback of the powder flow meter 34, the desulfurizer powder can be uniformly and efficiently sprayed into the flue gas under the material spraying blowing, the desulfurizer powder can be uniformly and smoothly blown into the material spraying pipe 61 and the material spraying disc 63 according to a certain flow under the blowing force, the material spraying disc 63 will rotate under the action of the plurality of material spraying heads 64 which do not intersect with the axis of the material spraying disc 63, the sprayed desulfurizer can more uniformly and fully contact with the flue gas under the rotation, and the desulfurization effect and efficiency are improved.

Claims

1. A spraying device for dry desulfurization, characterized in that, The device includes a base (1), a conveying pipe (4) fixedly connected to the top of the base (1), a rotary spraying mechanism (6) for uniformly spraying desulfurizing agent at one end of the conveying pipe (4), a feeding pipe (10) fixedly connected to the top of the conveying pipe (4), a desulfurizing agent cylinder (7) fixedly connected to the top of the feeding pipe (10), a uniform feeding mechanism (9) between the desulfurizing agent cylinder (7) and the feeding pipe (10), an adjustable power mechanism (3) between the base (1) and the conveying pipe (4), a controller (2) fixedly connected to the front side of the base (1), an adding pipe (8) fixedly connected to the top of the desulfurizing agent cylinder (7), and a transparent window (11) fixedly provided on the front side of the desulfurizing agent cylinder (7).

2. The spraying equipment for dry desulfurization according to claim 1, characterized in that, The adjustable power mechanism (3) includes a fan (31) fixedly connected to the top of the base (1), a frequency converter (32) fixedly connected to one side of the fan (31), and a control valve (33) and a powder flow meter (34) provided on the conveying pipe (4).

3. The spraying equipment for dry desulfurization according to claim 2, characterized in that, The fan (31), frequency converter (32), control valve (33) and powder flow meter (34) are all electrically connected to the controller (2).

4. The spraying equipment for dry desulfurization according to claim 1, characterized in that, The top of the base (1) is fixedly connected to two support plates (5), and the conveying pipe (4) is fixedly passed through the two support plates (5).

5. The spraying equipment for dry desulfurization according to claim 1, characterized in that, The uniform feeding mechanism (9) includes a drive motor (91) fixedly connected to the top of the desulfurizing agent cylinder (7). A rotating shaft (92) is fixedly connected to the output shaft of the drive motor (91). Three stirring rods (93) are fixedly connected to both sides of the rotating shaft (92). An auger (95) is fixedly sleeved on the outside of the rotating shaft (92). The auger (95) is located inside the feeding pipe (10).

6. The spraying equipment for dry desulfurization according to claim 5, characterized in that, Three stirring rods (93) located on the same side are fixedly connected to one end of scrapers (94), and two scrapers (94) are movable against the inner wall of the desulfurizing agent cylinder (7).

7. The spraying equipment for dry desulfurization according to claim 1, characterized in that, The rotary spraying mechanism (6) includes a spraying pipe (61) fixedly connected to one end of the conveying pipe (4), a spraying disc (63) rotatably connected to the bottom end of the spraying pipe (61), a plurality of upper spraying heads (64) fixedly connected to the outside of the spraying disc (63), the axis of the upper spraying head (64) does not intersect with the axis of the spraying disc (63), and a plurality of lower spraying heads (65) fixedly connected to the bottom of the spraying disc (63).

8. The spraying equipment for dry desulfurization according to claim 7, characterized in that, A sealed bearing (62) is fixedly connected to the top of the spray disc (63), and the spray tube (61) is fixedly sleeved inside the inner ring of the sealed bearing (62).

Images