CN211082320U - Boiler centrifugal draught fan with self-cooling effect - Google Patents

Abstract

The utility model discloses a boiler centrifugation draught fan with from cooling effect, including the movable box, the right side fixedly connected with motor of movable box, the first fluted disc of output fixedly connected with of motor, the top of movable box inner chamber both sides is all through bearing fixedly connected with threaded rod, the one end of threaded rod extends to the outside and the fixedly connected with second fluted disc of movable box, first fluted disc meshes with the second fluted disc mutually, the surperficial threaded connection of threaded rod has the thread bush. The utility model discloses a cooperation of motor, first fluted disc, threaded rod, second fluted disc, thread bush, first slider, first spout, first fixed block, down tube, second fixed block and movable plate is used, possesses the advantage of being convenient for to remove, has solved current boiler centrifugation draught fan because it is not convenient for remove to increased operating personnel and removed it to the degree of difficulty that needs use the cylinder position, wasted time and energy, be unfavorable for the problem that people used.

Description

Boiler centrifugal draught fan with self-cooling effect

Technical Field

The utility model relates to a centrifugal draught fan technical field of boiler specifically is a centrifugal draught fan of boiler with from cooling effect.

Background

The centrifugal draught fan of the boiler is a machine which relies on mechanical energy input by a motor to improve gas pressure and discharge gas, and is a driven fluid machine, the working principle of the centrifugal draught fan of the boiler is basically the same as that of a turbine compressor, only because the gas flow rate is lower and the pressure change is not large, the change of the specific volume of the gas is generally not required to be considered, namely the gas is treated as incompressible fluid, the centrifugal draught fan of a large-scale power station is generally an axial flow fan with adjustable static blades or adjustable movable blades, and the smoke in the boiler is axially introduced into a desulfurization island or a chimney by utilizing the lifting force generated by the rotation of an impeller, and the centrifugal draught fan of the boiler is widely used for ventilation, dust exhaust and cooling of power production, 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; the air inflation and propulsion of the wind tunnel wind source and the air cushion ship and the like, the existing centrifugal draught fan of the boiler is inconvenient to move, so that the difficulty that an operator moves the draught fan to a position where an air cylinder needs to be used is increased, time and labor are wasted, and the use of people is not facilitated.

Disclosure of Invention

An object of the utility model is to provide a boiler centrifugation draught fan with from cooling effect possesses the advantage of being convenient for to remove, has solved current boiler centrifugation draught fan because it is not convenient for remove to increased operating personnel and removed it to the degree of difficulty that needs use the cylinder position, wasted time and energy, be unfavorable for the problem that people used.

In order to achieve the above object, the utility model provides a following technical scheme: a boiler centrifugal draught fan with a self-cooling effect comprises a movable box, wherein a motor is fixedly connected to the right side of the movable box, a first fluted disc is fixedly connected to the output end of the motor, threaded rods are fixedly connected to the tops of two sides of an inner cavity of the movable box through bearings, one ends of the threaded rods extend to the outer portion of the movable box and are fixedly connected with a second fluted disc, the first fluted disc is meshed with the second fluted disc, surface threads of the threaded rods are connected with threaded sleeves, first sliding blocks are fixedly connected to the tops of the threaded sleeves, first sliding grooves matched with the first sliding blocks to use are formed in two sides of the tops of the inner cavity of the movable box, the first sliding blocks are in sliding connection with the first sliding grooves, first fixed blocks are fixedly connected to the bottoms of the threaded sleeves, inclined rods are movably connected to the inner cavity of the first fixed blocks through hinge pins, and second fixed blocks are movably connected to one ends, far, the bottom fixedly connected with movable plate of second fixed block, the equal fixedly connected with second slider in both sides of movable plate, the equal fixedly connected with baffle in both sides of moving box inner chamber bottom, the second spout that the cooperation second slider used is all seted up to the relative one side of two baffles, second slider and second spout sliding connection, the equal fixedly connected with landing leg in both sides of movable plate bottom, the bottom of landing leg has the gyro wheel through round pin axle swing joint, logical groove has all been seted up to the bottom of moving box inner chamber both sides.

Preferably, the equal fixedly connected with support column in both sides at removal roof portion, fixedly connected with machine case between two support columns, the front intercommunication of machine case has the air-supply line, the rear side of air-supply line is provided with cooling body, cooling body's bottom is provided with miniature ventilation blower, cooling body's top intercommunication has the siphunculus, one side intercommunication on machine case surface has the tuber pipe.

Preferably, the motor is externally provided with a protective cover, and the inner cavity of the protective cover is provided with heat dissipation holes.

Preferably, the right side of the front surface of the movable box is fixedly connected with a controller, and the controller is electrically connected with the motor.

Preferably, both sides of the bottom of the movable box are fixedly connected with supports, and the bottoms of the supports are fixedly connected with anti-slip mats.

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

1. the utility model discloses a cooperation of motor, first fluted disc, threaded rod, second fluted disc, thread bush, first slider, first spout, first fixed block, down tube, second fixed block and movable plate is used, possesses the advantage of being convenient for to remove, has solved current boiler centrifugation draught fan because it is not convenient for remove to increased operating personnel and removed it to the degree of difficulty that needs use the cylinder position, wasted time and energy, be unfavorable for the problem that people used.

2. The utility model discloses a set up cooling body, can be convenient for the boiler centrifugation draught fan carries out self-cooling, through setting up the safety cover, can effectual protection motor, avoid the motor carelessly to be damaged, through setting up the controller, can be convenient for operate this movable box.

Drawings

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

FIG. 2 is a front view of the structure of the present invention;

fig. 3 is an enlarged view of a in fig. 1 according to the present invention.

In the figure: 1. a mobile box; 2. a motor; 3. a first fluted disc; 4. a threaded rod; 5. a second fluted disc; 6. a threaded sleeve; 7. a first slider; 8. a first chute; 9. a first fixed block; 10. a diagonal bar; 11. a second fixed block; 12. moving the plate; 13. a second slider; 14. a partition plate; 15. a second chute; 16. a support leg; 17. a roller; 18. a support pillar; 19. a chassis; 20. an air inlet pipe; 21. a cooling mechanism; 22. a micro-ventilator; 23. pipe passing; 24. an air outlet pipe; 25. and a controller.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a centrifugal draught fan for a boiler with a self-cooling effect comprises a movable box 1, a motor 2 is fixedly connected to the right side of the movable box 1, a first fluted disc 3 is fixedly connected to the output end of the motor 2, threaded rods 4 are fixedly connected to the tops of both sides of the inner cavity of the movable box 1 through bearings, one end of each threaded rod 4 extends to the outside of the movable box 1 and is fixedly connected with a second fluted disc 5, the first fluted disc 3 is meshed with the second fluted disc 5, a threaded sleeve 6 is connected to the surface of each threaded rod 4 in a threaded manner, a first sliding block 7 is fixedly connected to the top of each threaded sleeve 6, first sliding grooves 8 matched with the first sliding blocks 7 are formed in both sides of the top of the inner cavity of the movable box 1, the first sliding blocks 7 are slidably connected with the first sliding grooves 8, a first fixing block 9 is fixedly connected to the bottom of each threaded sleeve 6, one end of the inclined rod 10 far away from the first fixed block 9 is movably connected with a second fixed block 11 through a pin shaft, the bottom of the second fixed block 11 is fixedly connected with a movable plate 12, both sides of the movable plate 12 are fixedly connected with second sliders 13, both sides of the bottom of an inner cavity of the movable box 1 are fixedly connected with partition plates 14, one sides of the two opposite partition plates 14 are respectively provided with a second chute 15 matched with the second sliders 13 for use, the second sliders 13 are in sliding connection with the second chutes 15, both sides of the bottom of the movable plate 12 are respectively and fixedly connected with supporting legs 16, the bottoms of the supporting legs 16 are movably connected with idler wheels 17 through pin shafts, the bottoms of both sides of the inner cavity of the movable box 1 are respectively provided with a through groove, both sides of the top of the movable box 1 are respectively and fixedly connected with supporting columns 18, a box 19 is fixedly connected between the two, through setting up cooling body 21, can be convenient for boiler centrifugation draught fan carries out self-cooling, cooling body 21's bottom is provided with miniature ventilation blower 22, cooling body 21's top intercommunication has siphunculus 23, one side intercommunication on quick-witted case 19 surface has tuber pipe 24, the outside of motor 2 sets up and the safety cover, through setting up the safety cover, can effectual protection motor 2, avoid motor 2 carelessly to be damaged, the louvre has been seted up to the inner chamber of safety cover, the positive right side fixedly connected with controller 25 of removal case 1, through setting up controller 25, can be convenient for operate this removal case 1, controller 25 and motor 2 electric connection, the equal fixedly connected with support in both sides of removal case 1 bottom, the bottom fixedly connected with slipmat of support, through motor 2, first fluted disc 3, the threaded rod 4, second fluted disc 5, the thread bush 6, first slider 7, first spout 8, First fixed block 9, down tube 10, second fixed block 11 and movable plate 12's cooperation are used, possess the advantage of being convenient for to remove, have solved current boiler centrifugation draught fan because its be not convenient for remove to increased operating personnel and removed it to the degree of difficulty that needs use the cylinder position, wasted time and energy, be unfavorable for the problem that people used.

During the use, operating personnel starts motor 2 through operation controller 25, and motor 2 rotates and drives first fluted disc 3 and rotate, and first fluted disc 3 rotates and drives second fluted disc 5 and rotate, and second fluted disc 5 rotates and drives threaded rod 4 and rotate, and threaded rod 4 rotates and drives threaded sleeve 6 and remove, and threaded sleeve 6 removes and drives down tube 10 and remove, and down tube 10 removes and drives movable plate 12 and remove, and movable plate 12 removes and can drop gyro wheel 17 to be convenient for remove this removal case 1.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a boiler centrifugation draught fan with from cooling effect, includes movable box (1), its characterized in that: the right side fixedly connected with motor (2) of removal case (1), the output fixedly connected with first fluted disc (3) of motor (2), the top of removal case (1) inner chamber both sides all is through bearing fixedly connected with threaded rod (4), the one end of threaded rod (4) extends to the outside of removal case (1) and fixedly connected with second fluted disc (5), first fluted disc (3) meshes with second fluted disc (5) mutually, the surperficial threaded connection of threaded rod (4) has thread bush (6), the top fixedly connected with first slider (7) of thread bush (6), first spout (8) that cooperation first slider (7) used are all seted up to the both sides at removal case (1) inner chamber top, first slider (7) and first spout (8) sliding connection, the bottom fixedly connected with first fixed block (9) of thread bush (6), the inner cavity of the first fixed block (9) is movably connected with an inclined rod (10) through a pin shaft, one end of the inclined rod (10) far away from the first fixed block (9) is movably connected with a second fixed block (11) through a pin shaft, the bottom of the second fixed block (11) is fixedly connected with a moving plate (12), both sides of the moving plate (12) are fixedly connected with second sliding blocks (13), two sides of the bottom of the inner cavity of the movable box (1) are fixedly connected with partition plates (14), one side of each partition plate (14) opposite to the other side is provided with a second sliding chute (15) matched with the second sliding block (13) for use, the second sliding block (13) is connected with a second sliding groove (15) in a sliding manner, two sides of the bottom of the moving plate (12) are fixedly connected with supporting legs (16), the bottom of landing leg (16) has gyro wheel (17) through round pin axle swing joint, logical groove has all been seted up to the bottom of removal case (1) inner chamber both sides.

2. The centrifugal induced draft fan with self cooling effect for the boiler of claim 1, wherein: the equal fixedly connected with support column (18) in both sides at removal case (1) top, fixedly connected with quick-witted case (19) between two support columns (18), the front intercommunication of quick-witted case (19) has air-supply line (20), the rear side of air-supply line (20) is provided with cooling body (21), the bottom of cooling body (21) is provided with miniature ventilation fan (22), the top intercommunication of cooling body (21) has siphunculus (23), one side intercommunication on quick-witted case (19) surface has out tuber pipe (24).

3. The centrifugal induced draft fan with self cooling effect for the boiler of claim 1, wherein: the motor (2) is externally provided with a protective cover, and the inner cavity of the protective cover is provided with heat dissipation holes.

4. The centrifugal induced draft fan with self cooling effect for the boiler of claim 1, wherein: the right side fixedly connected with controller (25) on the front of removal case (1), controller (25) and motor (2) electric connection.

5. The centrifugal induced draft fan with self cooling effect for the boiler of claim 1, wherein: the two sides of the bottom of the movable box (1) are fixedly connected with supports, and the bottoms of the supports are fixedly connected with anti-slip mats.

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