CN211913172U

CN211913172U - Quenching and tempering spraying system

Info

Publication number: CN211913172U
Application number: CN201921997127.XU
Authority: CN
Inventors: 陈小利; 王磊; 李敬东; 高伟; 何伟娜; 宋志鹏
Original assignee: Zhejiang Tuna Environmental Science and Technology Co Ltd
Current assignee: Zhejiang Tuna Environmental Science and Technology Co Ltd
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-11-13
Anticipated expiration: 2029-11-18

Abstract

The utility model discloses a quenching and tempering spraying system relates to the technical field that the flue gas was handled, including the dust remover body, be connected with the flue gas flue that admits air on the dust remover body, install the shower in the flue that admits air, the both ends of shower rotate with the lateral wall of the both sides of the flue that admits air and link to each other, the length direction interval equidistance along the shower on the shower is connected with more than one shower head, the shower head is linked together with the shower, dust remover one side is provided with the quenching and tempering agent bin, install the water pump on the quenching and tempering agent bin, be connected with the inlet tube on the water pump, the one end that the water pump was kept away from to the inlet tube is passed the flue that admits air and is linked together with the shower, install drive shower pivoted actuating mechanism. The utility model discloses have the effect that improves mixing time and mixing range between quenching and tempering agent and the flue gas.

Description

Quenching and tempering spraying system

Technical Field

The utility model belongs to the technical field of flue gas denitration's technique and specifically relates to a quenching and tempering spraying system is related to.

Background

Rotary cement kilns are a primary apparatus for producing cement clinker. In the process of producing cement by the rotary cement kiln, the content of nitrogen oxide pollutants in the generated tail gas is very high, and the direct emission can cause serious pollution to the environment.

The tail gas that produces in the cement production process that has now is mainly handled through SCR denitration technique, because contains a large amount of dusts in the flue gas, the dust can influence the efficiency of denitration. Therefore, the flue gas needs to be subjected to dust removal treatment before being subjected to denitration treatment. The dust removal is handled and is usually removed dust with electrostatic precipitator, and electrostatic precipitator mainly utilizes electrostatic acting force, will have the dust particle adsorbed polar plate of positive charge on, then makes the dust drop to the ash bucket of dust remover below from the polar plate again through the effect of dead weight and vibration and collects. And because the specific resistance of the dust contained in the cement kiln tail gas is higher, in order to improve the dust removal efficiency, a conditioning agent spray nozzle is arranged in a flue in front of a dust remover, and the conditioning agent is usually a sodium salt solution, so that the specific resistance of the dust can be reduced, fine dust in the flue gas can be agglomerated, the particle size is increased, and the capture is convenient.

The above prior art solutions have the following drawbacks: the quenching and tempering agent spraying nozzle arranged in the flue in front of the dust remover has a simple structure, is usually a spraying head fixedly arranged in the flue, and the mixing time between the quenching and tempering agent sprayed by the spraying head and the flue gas is too short, so that the quenching and tempering effect of the quenching and tempering agent is poor.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a quenching and tempering spraying system rotates through set up actuating mechanism drive shower in the flue that admits air for the scope of shower spun quenching and tempering agent liquid dispersion is wider, and the mixing time between quenching and tempering agent and the flue gas is longer, and the quenching and tempering effect is better.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides a quenching and tempering spraying system, includes the dust remover body, be connected with the flue gas flue that admits air on the dust remover body, install the shower in the flue that admits air, the both ends of shower rotate with the lateral wall of the both sides of the flue that admits air and link to each other, the length direction interval equidistance along the shower on the shower is connected with more than one shower, the shower is linked together with the shower, dust remover one side is provided with quenching and tempering agent bin, install the water pump on the quenching and tempering agent bin, be connected with the inlet tube on the water pump, the one end that the water pump was kept away from to the inlet tube is passed the flue that admits air and is linked together with the shower, install drive shower pivoted actuating mechanism on the.

Through adopting above-mentioned technical scheme, the conditioner is stored in the conditioner bin, and the conditioner is taken out through the water pump and is transported to the shower in along the inlet tube, then the shower head blowout on the shower of conditioner rethread, and the conditioner sprays into the flue and disperses to the flue gas with the form of tiny liquid drop in to make the smoke and dust through the air inlet flue reunite under the effect of liquid drop, the dust of tiny particle diameter becomes large granule dust, can make the dust surface be in the moist state simultaneously, reduces the specific surface resistance of dust. Actuating mechanism drive shower rotates, and the shower rotates and makes the shower head on the shower sway, and the in-process that the shower head swayd for shower head spun quenching and tempering agent sprays the increase of scope, and the mixing time between the dust in quenching and tempering agent and the flue gas increases simultaneously, thereby makes the dust in the flue gas obtain abundant spraying effect, improves the effect of quenching and tempering agent.

The utility model discloses further set up to: actuating mechanism includes runner assembly, drive block, drive frame, connecting rod, drive rack and drive gear, install runner assembly on the lateral wall of the flue that admits air, the last drive block that is connected with of runner assembly, install the drive frame on the lateral wall of the flue that admits air, slidable mounting has the connecting rod on the drive frame, the one end of connecting rod is connected with the drive frame, drive block and drive frame sliding connection, the other end of connecting rod is connected with the drive rack, the one end of shower rotates with the lateral wall of the flue that admits air through the axis of rotation and links to each other, the axis of rotation passes the one end key-type connection of the flue lateral wall that admits air and has drive gear, drive gear and drive rack mesh mutually.

Through adopting above-mentioned technical scheme, the runner assembly rotates and drives drive block circumferential direction, during drive block circumferential direction, the drive block produces thrust to the drive frame, and the direction of thrust takes place periodic change along with drive block circumferential direction, thereby make the drive frame take place reciprocating motion, when the drive frame carries out reciprocating motion, the drive frame drives connecting rod one end and slides on the drive frame, drive the drive rack on the connecting rod other end and move when the connecting rod slides, drive rack drives drive gear and carries out forward and reverse rotation, drive gear drives the shower and carries out forward and reverse reciprocating motion, thereby realize swaing of the shower head on the shower, make the spray range of quenching and tempering agent increase.

The utility model discloses further set up to: the rotating assembly comprises a rotating frame, a motor and a driving disc, the rotating frame is connected to the side wall of the air inlet flue, the motor is installed on the rotating frame, the driving disc is connected to an output shaft of the motor through a key, and a driving block is eccentrically connected to the driving disc.

By adopting the technical scheme, after the motor is started, the output shaft of the motor rotates to drive the driving disc to rotate, and the driving disc rotates to drive the driving block to perform circular motion around the center of the driving disc, so that the driving of the driving block on the driving frame is realized.

The utility model discloses further set up to: the limiting groove is formed in the inner side wall of the driving frame along the length direction of the driving frame, the driving block is fixedly connected with an annular limiting wheel along the circumferential direction of the driving block, and the limiting wheel is connected with the limiting groove in a sliding mode.

Through adopting above-mentioned technical scheme, spacing wheel on the drive block carries out sliding fit with the spacing groove on the drive frame for the drive block is spacing in the drive frame, thereby makes the cooperation between drive block and the drive frame more stable, is difficult for taking place to break away from.

The utility model discloses further set up to: a plurality of arc-shaped grooves are formed in the limiting wheel at equal intervals along the circumferential direction of the limiting wheel, balls are connected in the arc-shaped grooves in a rotating mode, and the balls are in butt joint with the groove bottoms of the limiting grooves.

Through adopting above-mentioned technical scheme, be provided with the roller bearing on the spacing round for sliding friction between spacing round and the spacing groove tank bottom becomes the rolling friction between ball and the spacing groove, makes the frictional resistance between spacing round and the spacing groove reduce, thereby makes the slip between spacing round and the spacing groove more stable and smooth and easy.

The utility model discloses further set up to: the mounting hole has been seted up on the diapire of the flue that admits air, be provided with the mounting panel that seals the mounting hole on the lateral wall of the flue that admits air, be connected with mounting hole matched with joint piece on the lateral wall of the mounting panel one side that is close to the flue that admits air, joint piece and mounting hole joint, be provided with the locking bolt along mounting panel circumference interval equidistance on the mounting panel, the locking bolt passes the mounting panel and the lateral wall threaded connection of the flue that admits air.

Through adopting above-mentioned technical scheme, the mounting panel on the diapire of flue that admits air can be demolishd through rotating locking bolt, then through the mounting hole of opening after demolising the mounting panel, can repair or change the shower in the flue that admits air, avoids taking place to block up the situation such as because the shower and make the spraying effect of quenching and tempering agent weaken. The clamping block arranged on the mounting plate enables the clamping effect between the mounting plate and the mounting hole to be better, and the sealing performance is improved.

The utility model discloses further set up to: and a pulling handle is fixedly connected to the mounting plate.

Through adopting above-mentioned technical scheme, when the pulling handle is used for dismantling the mounting panel, improve the convenience of demolising and installing the mounting panel, improve the work efficiency of dismouting.

The utility model discloses further set up to: the spray head is connected with the spray pipe through a connecting seat, the spray pipe is provided with a communicating hole, the connecting seat is in threaded connection with the communicating hole, and the spray head is fixedly connected with the connecting seat.

Through adopting above-mentioned technical scheme, the shower head can be demolishd and fix through the threaded connection between connecting seat and the intercommunicating pore, conveniently when shower head takes place to block up or damage the change to the shower head.

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

1. the driving mechanism is arranged to drive the spraying pipe for spraying the modifying agent to rotate in a reciprocating manner, so that the spraying range of modifying agent liquid sprayed out of the spraying pipe is enlarged, the mixing range and mixing time between the modifying agent and the flue gas are improved, and the action effect of the modifying agent on the flue gas is improved;

2. through set up demountable installation's mounting panel on the flue that admits air for shower or shower head take place to damage in the flue that admits air, can carry out convenient and fast ground to change shower or shower head.

Drawings

FIG. 1 is a perspective view of a precipitator and an air intake stack;

FIG. 2 is an exploded view of the intake stack and drive mechanism;

FIG. 3 is an enlarged view of A in FIG. 2;

FIG. 4 is an exploded view of the intake stack and mounting plate.

Reference numerals: 1. a dust collector body; 2. an air intake flue; 3. a drive mechanism; 31. a drive block; 32. a drive frame; 33. a first connecting rod; 34. a second connecting rod; 38. a first fixing frame; 39. a second fixing frame; 41. a rotating frame; 42. A motor; 43. a drive disc; 5. a limiting wheel; 51. a limiting groove; 52. a ball bearing; 6. a shower pipe; 61. a water inlet pipe; 62. A hardening and tempering agent storage box; 63. a connecting seat; 64. a shower head; 7. mounting holes; 71. mounting a plate; 72. a locking bolt; 73. A clamping block; 74. the handle is pulled.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

Referring to fig. 1, the utility model discloses a quenching and tempering spraying system, including dust remover body 1, the gas access has been seted up to one side of dust remover body 1, and fixedly connected with flue gas inlet 2 on the gas access.

Referring to fig. 2, a driving mechanism 3 is mounted on an outer side wall of one end of the air intake flue 2 close to the top wall of the air intake flue 2, and the driving mechanism 3 includes a rotating assembly including a rotating frame 41, a motor 42 and a driving disc 43. The outer side wall of the air inlet flue 2 is fixedly connected with a rotating frame 41, the rotating frame 41 is fixedly provided with a motor 42, the output shaft of the motor 42 faces the side wall of the air inlet flue 2, and the output shaft of the motor 42 is connected with a driving disc 43 through a key.

Referring to fig. 2, the driving mechanism 3 further includes a driving block 31, a driving frame 32, a connecting rod, a driving rack, and a driving gear. The side wall of the driving disc 43 close to the outer side wall of the air inlet flue 2 is eccentrically and fixedly connected with a cylindrical driving block 31, and the driving block 31 is perpendicular to the driving disc 43. Fixedly connected with carriage on the lateral wall of flue 2 admits air, the carriage includes first mount 38 and second mount 39, first slide opening and second slide opening have been seted up respectively on first mount 38 and the second mount 39, sliding connection has head rod 33 in the first slide opening, head rod 33 is close to the one end fixedly connected with drive frame 32 of second mount 39, drive frame 32 keeps away from the one end fixedly connected with second connecting rod 34 that links to each other with head rod 33, second connecting rod 34 and second slide opening sliding connection.

Referring to fig. 2 and 3, the driving block 31 is slidably connected to the driving frame 32, the circumferential side wall of the driving block 31 is fixedly connected to an annular limiting wheel 5 along the circumferential direction of the driving block 31, the inner side wall of the driving frame 32 is provided with a limiting groove 51 along the length direction of the driving frame 32, and the limiting wheel 5 is slidably connected to the limiting groove 51. A plurality of arc-shaped grooves are formed in the circumferential side wall of the limiting wheel 5 at equal intervals along the circumferential direction of the limiting wheel 5, balls 52 are rotationally connected in the arc-shaped grooves, and the balls 52 are in butt joint with the groove bottoms of the limiting grooves 51.

Referring to fig. 2, one end of the second connecting rod 34 passing through the second sliding hole is fixedly connected with a driving rack. The outer side wall of the air inlet flue 2 is rotatably connected with a driving gear, and the driving gear is meshed with a driving rack. A spray pipe 6 is arranged in the air inlet flue 2 along the width direction of the air inlet flue 2, the rotating shaft of the driving gear penetrates through the side wall of the air inlet flue 2 and is fixedly connected with one end of the spray pipe 6, and the other end of the spray pipe 6 is rotatably connected with the side wall of the air inlet flue 2.

Referring to fig. 1 and 2, a water inlet pipe 61 is connected to a side wall of the air inlet flue 2 opposite to the driving mechanism 3, and the water inlet pipe 61 penetrates through the air inlet flue 2 and is communicated with an inner cavity of the spray pipe 6. The end of the water inlet pipe 61 far away from the end connected with the spray pipe 6 is connected with a water pump, and the water pump is connected with a hardening and tempering agent storage box 62.

Referring to fig. 4, a plurality of communicating holes are formed in one side of the bottom wall of the spray pipe 6 facing the air inlet flue 2 at equal intervals along the length direction of the spray pipe 6, an annular connecting seat 63 is connected to the communicating holes in a threaded manner, and a spray header 64 is fixedly connected to the connecting seat 63.

Referring to fig. 4, a mounting hole 7 is formed in the bottom wall of the air intake duct 2, a mounting plate 71 is arranged on the mounting hole 7, locking holes with equal intervals are formed in the mounting plate 71 in the circumferential direction of the mounting plate 71, a locking groove matched with the locking hole is formed in the bottom wall of the air intake duct 2 in the circumferential direction of the mounting hole 7, a locking bolt 72 is arranged on the mounting plate 71, and the locking bolt 72 penetrates through the locking hole and is in threaded connection with the locking groove.

The side wall of the mounting plate 71 close to one side of the air inlet flue 2 is fixedly connected with a clamping block 73 matched with the mounting hole 7, and the clamping block 73 is matched with the mounting hole 7 in a clamping manner. A pull handle 74 is fixedly connected to the side wall of the side of the installation which is turned away from the air intake stack 2.

The implementation principle of the embodiment is as follows: the flue gas passes through the air inlet flue 2 before entering the dust remover. When the flue gas passes through the air inlet flue 2, the modifying agent solution is pumped out from the modifying agent storage tank 62 through the water pump, enters the spray pipe 6 through the water inlet pipe 61, and then is sprayed out through the communicating holes and the spray header 64.

When spraying the conditioner, start driving motor 42, the output shaft of driving motor 42 rotates and drives driving-disc 43 to rotate, driving-disc 43 rotates and drives driving block 31 around the central circumferential direction of driving-disc 43, driving block 31 promotes driving frame 32 when rotating and carries out reciprocating motion, driving frame 32 drives head rod 33 and second connecting rod 34 and slides on the drive yoke, driving rack slides and drives driving rack when second connecting rod 34 slides, driving rack slides and drives driving gear to rotate, driving gear rotates and drives shower 6 and sway, thereby make the scope that the regulator solution that spouts from shower 6 sprays bigger.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a quenching and tempering spraying system, includes dust remover body (1), be connected with flue gas inlet flue (2), its characterized in that on dust remover body (1): install spray pipe (6) in flue (2) admits air, the both ends of spray pipe (6) rotate with the lateral wall of the both sides of flue (2) admits air and link to each other, the length direction interval equidistance along spray pipe (6) is connected with shower head (64) more than one on spray pipe (6), shower head (64) are linked together with spray pipe (6), dust remover one side is provided with conditioner bin (62), install the water pump on conditioner bin (62), be connected with inlet tube (61) on the water pump, the one end that the water pump was kept away from in inlet tube (61) is passed flue (2) that admits air and is linked together with spray pipe (6), install drive spray pipe (6) pivoted actuating mechanism (3) on the lateral wall of flue (2) that admits air.

2. A conditioning spray system as claimed in claim 1, wherein: the drive mechanism (3) comprises a rotating component (4), a drive block (31), a drive frame (32), a first connecting rod (33), a second connecting rod (34), a drive rack (35) and a drive gear (36), wherein the rotating component (4) is installed on the side wall of the air inlet flue (2), the rotating component (4) is connected with the drive block (31), the side wall of the air inlet flue (2) is provided with a drive frame, one end of the drive frame is provided with the first connecting rod (33) in a sliding way, the other end of the drive frame is provided with the second connecting rod (34) in a sliding way, the fixedly connected drive frame (32) is fixedly connected between the first connecting rod (33) and the second connecting rod (34), the drive block (31) is connected with the drive frame (32) in a sliding way, the other end of the second connecting rod (34) is connected with the drive rack (35), one end of the spray pipe (6) is connected with the side wall of the air inlet flue (2) through a rotating shaft, the rotating shaft penetrates through one end key of the side wall of the air inlet flue (2) and is connected with a driving gear (36), and the driving gear (36) is meshed with a driving rack (35).

3. A conditioning spray system as claimed in claim 2, wherein: the rotating assembly (4) comprises a rotating frame (41), a motor (42) and a driving disc (43), the rotating frame (41) is connected to the side wall of the air inlet flue (2), the motor (42) is installed on the rotating frame (41), the driving disc (43) is connected to an output shaft of the motor (42) in a key mode, and a driving block (31) is eccentrically connected to the driving disc (43).

4. A conditioning spray system as claimed in claim 3, wherein: spacing groove (51) have been seted up along the length direction of drive frame (32) on the inside wall of drive frame (32), drive block (31) are gone up along drive block (31) circumference fixedly connected with annular spacing wheel (5), spacing wheel (5) and spacing groove (51) sliding connection.

5. A conditioning spray system as claimed in claim 4, wherein: a plurality of arc-shaped grooves are formed in the limiting wheel (5) at equal intervals along the circumferential direction of the limiting wheel (5), balls (52) are connected in the arc-shaped grooves in a rotating mode, and the balls (52) are in butt joint with the groove bottoms of the limiting grooves (51).

6. A conditioning spray system as claimed in claim 1, wherein: mounting hole (7) have been seted up on the diapire of air inlet flue (2), be provided with mounting panel (71) that seals mounting hole (7) on the lateral wall of air inlet flue (2), mounting panel (71) are close to and are connected with mounting hole (7) matched with joint piece (73) on the lateral wall of one side of air inlet flue (2), joint piece (73) and mounting hole (7) joint, be provided with locking bolt (72) along mounting panel (71) circumference interval equidistance on mounting panel (71), locking bolt (72) pass mounting panel (71) and the lateral wall threaded connection of air inlet flue (2).

7. A conditioning spray system as claimed in claim 6, wherein: a pulling handle (74) is fixedly connected to the mounting plate (71).

8. A conditioning spray system as claimed in claim 1, wherein: the spray header (64) is connected with the spray pipe (6) through a connecting seat (63), a communicating hole is formed in the spray pipe (6), the connecting seat (63) is in threaded connection with the communicating hole, and the spray header (64) is fixedly connected with the connecting seat (63).