CN212563745U

CN212563745U - Centrifugal fan for wet desulphurization device

Info

Publication number: CN212563745U
Application number: CN202021285396.6U
Authority: CN
Inventors: 王岩
Original assignee: Taicang Ouchang Hardware Machinery Co ltd
Current assignee: Taicang Ouchang Hardware Machinery Co ltd
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2021-02-19
Anticipated expiration: 2030-07-03

Abstract

The utility model belongs to the technical field of centrifugal fan, especially, be a centrifugal fan for wet flue gas desulfurization ware to because centrifugal fan does not set up damping device, lead to centrifugal fan when using, because vibrations are great, probably lead to centrifugal fan inner assembly to damage, reduced centrifugal fan's life's problem, present following scheme is proposed, and it includes the base, four recesses have been seted up at the top of base, and equal slidable mounting has a slide in four recesses, the top of the equal first spring of fixedly connected with in bottom of four slides, the equal fixed connection in bottom of four first springs is on the bottom inner wall of corresponding recess, the bottom of the equal fixedly connected with dead lever in top of four slides. The utility model has the advantages of reasonable design, played good shock attenuation effect to centrifugal fan body during operation, avoided the problem that the inside subassembly of centrifugal fan body that causes because vibrations damaged, improved the life of centrifugal fan body.

Description

Centrifugal fan for wet desulphurization device

Technical Field

The utility model relates to a centrifugal fan technical field especially relates to a centrifugal fan for wet flue gas desulfurization ware.

Background

The centrifugal fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. Centrifugal fans are widely used in ventilation, dust removal and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings; ventilation and draught of boilers and industrial furnaces; cooling and ventilation in air conditioning equipment and household appliances; drying and selecting grains; wind tunnel wind source and air cushion boat inflation and propulsion.

When using centrifugal fan to carry out wet flue gas desulfurization, because centrifugal fan does not set up damping device, lead to centrifugal fan when using, because vibrations are great, probably lead to the damage of centrifugal fan internal component, reduced centrifugal fan's life, therefore we have proposed a centrifugal fan for wet flue gas desulfurization ware is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving because centrifugal fan does not set up damping device, results in centrifugal fan when using, because vibrations are great, probably leads to centrifugal fan inner assembly to damage, has reduced centrifugal fan's life's shortcoming, and the centrifugal fan who is used for wet flue gas desulfurization ware that proposes.

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

a centrifugal fan for a wet desulphurization device comprises a base, wherein four grooves are formed in the top of the base, sliding plates are arranged in the four grooves in a sliding manner, the bottoms of the four sliding plates are fixedly connected with the top ends of first springs, the bottom ends of the four first springs are fixedly connected to the inner walls of the bottoms of the corresponding grooves, the tops of the four sliding plates are fixedly connected with the bottom ends of fixing rods, the top ends of the four fixing rods extend to the upper part of the base and are fixedly connected with the same centrifugal fan body, the four fixing rods are slidably connected with the base, second springs are movably sleeved on the outer sides of the four fixing rods, the two ends of each second spring are respectively fixedly connected with the centrifugal fan body and the base, four fixing plates are fixedly arranged at the top of the base, the same sliding rod is fixedly arranged between two adjacent fixing plates in the four fixing plates, and movable sleeves are slidably arranged, the equal fixed mounting in one side that two movable sleeves that lie in the homonymy are close to each other in eight movable sleeves has the one end of third spring, the other end that lies in two third springs of homonymy in eight third springs all with corresponding fixed plate fixed connection, the equal fixed mounting in top of eight movable sleeves has the rotation seat, the bottom of installing the connecting rod is all rotated to the inboard of eight rotation seats, the top of eight connecting rods is also rotated and is installed and rotate the seat, sixteen rotate the top fixed mounting that lies in the eight rotation seats of top in the seat and have same roof, the top of roof and the bottom swing joint of centrifugal fan body.

Preferably, the clamping plates are fixedly mounted on two sides of the bottom of the base, and the bolts are mounted on the inner sides of the two clamping plates in a threaded mode, so that the device is conveniently and fixedly mounted.

Preferably, the inner walls of the two sides of the groove are provided with sliding grooves, and the sliding plates are connected in the two sliding grooves in a sliding mode and are connected with the sliding plates in a sliding mode conveniently.

Preferably, the top of the groove is fixedly provided with a sliding sleeve, and the fixing rod is connected to the inner side of the sliding sleeve in a sliding manner so as to be conveniently connected with the fixing rod in a sliding manner.

Preferably, four limiting grooves are formed in the top of the base, limiting rods are fixedly mounted at the bottoms of the eight movable sleeves respectively, and the eight limiting rods are connected in the corresponding limiting grooves in a sliding mode respectively to limit the movable sleeves to a certain extent.

Preferably, the rotating shaft is rotatably installed on the inner side of the rotating seat, and the connecting rod is fixedly connected to the outer side of the rotating shaft and is convenient to rotatably install the connecting rod.

In the utility model, when the centrifugal fan body vibrates during working, the centrifugal fan drives the four fixing rods to move downwards, and the four second springs contract through the elastic deformation of the second springs, and drives the four sliding plates to move downwards, so that the four first springs contract under stress, and a part of energy generated by the vibration of the centrifugal fan body can be discharged through the elastic deformation of the four first springs and the four second springs;

in the utility model, the centrifugal fan for the wet desulphurization device has the advantages that the sixteen rotating seats and the eight movable sleeves are used for keeping the two movable sleeves at the same side away from each other and moving the two movable sleeves at the same side, and the eight third springs are contracted, so that part of energy generated by the vibration of the centrifugal fan body can be discharged through the eight third springs, and the centrifugal fan body can play a good damping effect when working;

the utility model has the advantages of reasonable design, played good shock attenuation effect to centrifugal fan body during operation, avoided the problem that the inside subassembly of centrifugal fan body that causes because vibrations damaged, improved the life of centrifugal fan body.

Drawings

FIG. 1 is a schematic structural diagram of a centrifugal fan for a wet desulfurizer in accordance with the present invention;

FIG. 2 is a schematic structural diagram of part A of a centrifugal fan for a wet desulfurizer according to the present invention;

FIG. 3 is a schematic structural diagram of a portion B of a centrifugal fan for a wet desulfurizer according to the present invention;

fig. 4 is a schematic view of the overlooking structure of the fixing plate, the sliding rod, the movable sleeve and the third spring of the centrifugal fan for the wet desulfurizer provided by the present invention.

In the figure: 1. a base; 2. clamping a plate; 3. a bolt; 4. a groove; 5. a slide plate; 6. a first spring; 7. fixing the rod; 8. a centrifugal fan body; 9. a second spring; 10. a fixing plate; 11. a slide bar; 12. a movable sleeve; 13. a limiting groove; 14. a limiting rod; 15. a third spring; 16. a rotating seat; 17. a connecting rod; 18. a top plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a centrifugal fan for a wet desulfurizer comprises a base 1, four grooves 4 are formed at the top of the base 1, sliding plates 5 are slidably mounted in the four grooves 4, the bottoms of the four sliding plates 5 are fixedly connected with the top ends of first springs 6, the bottom ends of the four first springs 6 are fixedly connected to the inner walls of the bottoms of the corresponding grooves 4, the tops of the four sliding plates 5 are fixedly connected with the bottom ends of fixing rods 7, the top ends of the four fixing rods 7 extend to the upper side of the base 1 and are fixedly connected with the same centrifugal fan body 8, the four fixing rods 7 are slidably connected with the base 1, second springs 9 are movably sleeved at the outer sides of the four fixing rods 7, the two ends of the four second springs 9 are fixedly connected with the centrifugal fan body 8 and the base 1 respectively, and four fixing plates 10 are fixedly mounted at the top of the base 1, fixed mounting has same slide bar 11 between two adjacent fixed plates 10 in four fixed plates 10, the equal slidable mounting in the outside of four slide bars 11 has movable sleeve 12, the equal fixed mounting in one side that two movable sleeves 12 that lie in the homonymy are close to each other in eight movable sleeves 12 has the one end of third spring 15, the other end that lies in two third springs 15 of homonymy in eight third springs 15 all with corresponding fixed plate 10 fixed connection, the equal fixed mounting in top of eight movable sleeves 12 rotates seat 16, the bottom of connecting rod 17 is all rotated to the inboard of eight rotation seats 16, the top of eight connecting rod 17 is also rotated and is installed and rotate seat 16, the top fixed mounting that lies in eight rotation seats 16 of top in sixteen rotates seat 16 has same roof 18, the top of roof 18 and the bottom swing joint of centrifugal fan body 8.

Base 1's the equal fixed mounting in bottom both sides has cardboard 2, the equal threaded mounting in inboard of two cardboard 2 has bolt 3, the fixed mounting the device of being convenient for, the spout has all been seted up on groove 4's the both sides inner wall, slide 5 sliding connection is in two spouts, sliding connection slide 5 is convenient for, groove 4's top fixed mounting has the sliding sleeve, dead lever 7 sliding connection is in the inboard of sliding sleeve, sliding connection dead lever 7 is convenient for, four spacing grooves 13 have been seted up at base 1's top, the equal fixed mounting in bottom of eight movable sleeve 12 has gag lever post 14, eight gag lever posts 14 respectively sliding connection are in corresponding spacing groove 13, play certain limiting displacement to movable sleeve 12, the pivot is installed in the inboard rotation of rotating seat 16, connecting rod 17 fixed connection is in the outside of pivot, be convenient for rotate installation connecting.

In the utility model, when in use, the device can be fixedly arranged at a proper position through the two clamping plates 2 and the two bolts 3, when the centrifugal fan body 8 vibrates in work, the four fixing rods 7 are driven to move downwards, the four second springs 9 are contracted through the elastic deformation of the second springs 9, and the four sliding plates 5 are driven to move downwards, so that the four first springs 6 are stressed to contract, thereby a part of energy generated by the vibration of the centrifugal fan body 8 can be discharged through the elastic deformation of the four first springs 6 and the four second springs 9, meanwhile, the eight connecting rods 17 can be driven to rotate, then the two movable sleeves 12 positioned at the same side are far away from each other and move through the sixteen rotating seats 16 and the eight movable sleeves 12, and the eight third springs 15 are contracted, thereby a part of energy generated by the vibration of the centrifugal fan body 8 can be discharged through the eight third springs 15, thereby can play good shock attenuation effect at centrifugal fan body 8 during operation, avoid the problem of 8 internal component damages of centrifugal fan body that cause owing to vibrations, improve centrifugal fan body 8's life.

Claims

1. A centrifugal fan for a wet desulphurization device comprises a base (1) and is characterized in that the top of the base (1) is provided with four grooves (4), sliding plates (5) are arranged in the four grooves (4) in a sliding manner, the bottoms of the four sliding plates (5) are fixedly connected with the top ends of first springs (6), the bottom ends of the four first springs (6) are fixedly connected to the inner walls of the bottoms of the corresponding grooves (4), the tops of the four sliding plates (5) are fixedly connected with the bottom ends of fixing rods (7), the top ends of the four fixing rods (7) extend to the upper part of the base (1) and are fixedly connected with the same centrifugal fan body (8), the four fixing rods (7) are slidably connected with the base (1), the outer sides of the four fixing rods (7) are movably sleeved with second springs (9), the two ends of the four second springs (9) are respectively fixedly connected with the centrifugal fan body (8) and the base (1), four fixed plates (10) are fixedly installed at the top of the base (1), the same sliding rod (11) is fixedly installed between two adjacent fixed plates (10) in the four fixed plates (10), movable sleeves (12) are all slidably installed on the outer sides of the four sliding rods (11), one side, close to each other, of each two movable sleeves (12) located on the same side in the eight movable sleeves (12) is fixedly installed with one end of a third spring (15), the other ends of each two third springs (15) located on the same side in the eight third springs (15) are fixedly connected with the corresponding fixed plate (10), rotating seats (16) are all fixedly installed at the tops of the eight movable sleeves (12), the bottom ends of connecting rods (17) are all rotatably installed on the inner sides of the eight rotating seats (16), rotating seats (16) are also rotatably installed at the top ends of the eight connecting rods (17), the same top plate (18) is fixedly installed at the tops of the eight rotating seats (16) located above the sixteen rotating seats (16), the top of the top plate (18) is movably connected with the bottom of the centrifugal fan body (8).

2. The centrifugal fan for the wet desulfurizer as claimed in claim 1, wherein two sides of the bottom of the base (1) are fixedly provided with the clamping plates (2), and the inner sides of the two clamping plates (2) are provided with the bolts (3) in a threaded manner.

3. The centrifugal fan for the wet desulphurization unit according to claim 1, wherein the grooves (4) are provided with sliding grooves on the inner walls of both sides, and the sliding plates (5) are slidably connected in the two sliding grooves.

4. The centrifugal fan for a wet desulfurizer as claimed in claim 1, wherein a sliding sleeve is fixedly mounted at the top of the groove (4), and the fixing rod (7) is slidably connected to the inner side of the sliding sleeve.

5. The centrifugal fan for the wet desulphurization unit according to claim 1, wherein the top of the base (1) is provided with four limiting grooves (13), the bottoms of the eight movable sleeves (12) are fixedly provided with limiting rods (14), and the eight limiting rods (14) are respectively connected in the corresponding limiting grooves (13) in a sliding manner.

6. The centrifugal fan for a wet desulfurizer as set forth in claim 1, wherein a rotating shaft is rotatably mounted on the inner side of the rotary base (16), and the connecting rod (17) is fixedly connected to the outer side of the rotating shaft.