CN213419431U

CN213419431U - Centrifugal ventilator for cooling generator

Info

Publication number: CN213419431U
Application number: CN202022461477.3U
Authority: CN
Inventors: 杨涵钧
Original assignee: Tianjin Ronghua Fan Co ltd
Current assignee: Tianjin Ronghua Fan Co ltd
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2021-06-11
Anticipated expiration: 2030-10-29

Abstract

The utility model discloses a centrifugal fan is used in generator cooling belongs to the cooling arrangement field, the on-line screen storage device comprises a base, base front end outer wall fixed mounting has switch A, switch A right side fixed mounting has switch B, base downside outer wall four corners movable mounting has the return pulley, base left and right sides outer wall front and back fixed mounting has the curb plate, the inside fixed division in the return pulley outside is equipped with slot A, the inside division of curb plate lower extreme is equipped with slot B, slot A and the inside cartridge of slot B have the picture peg, base upper end outer wall fixed mounting has quick-witted case, machine case upper end front side outer wall fixed mounting has motor A, motor A rear end runs through quick-witted incasement portion and changes and is equipped with the turbine, machine case left side lower extreme outer wall fixed mounting has motor B. Through setting up rotating-structure, embedded fixed knot structure and stop gear, improved the practicality of ventilation blower.

Description

Centrifugal ventilator for cooling generator

Technical Field

The utility model relates to a cooling arrangement technical field especially relates to a centrifugal fan is used in generator cooling.

Background

The ventilator is a machine which increases the pressure of gas and discharges the gas by means of input mechanical energy, and is a driven fluid machine. Modern ventilators 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 electrical appliances, drying and sorting of grains, wind tunnel wind sources and inflation and propulsion of air cushion boats, and the like.

The patent CN201910075331.4 discloses a low-noise centrifugal fan, which is aimed at the noise generated by the fan during operation, mainly including aerodynamic noise, mechanical noise and gas-solid coupling noise generated by the interaction of gas and solid elastic system. Wherein, the shared noise proportion of aerodynamic noise is close to half, because the existence of noise, seriously influence the normal use of ventilation blower, form the intake duct of buffering formula through the skin layer, because the skin layer provides the holding power by gas, its glossy surface will reduce gaseous impact force, reduce the distortion that gas flows, the setting of skin layer can carry out the precompression to gas simultaneously, the speed of air current and the distribution of air inlet pressure have been stabilized, the turbulent flow of gas has been reduced, thereby the gaseous noise that the air inlet department produced has been reduced.

Some shortcomings of the ventilator are as follows: 1. above-mentioned ventilation blower is not convenient for self and removes the transportation, when needs remove the transportation, need transport through outside mobile device, has increased cost and consuming time power, has reduced the practicality of ventilation blower. 2. A large amount of dust can be remained to above-mentioned ventilation blower inside bottom after long-term the use, and the clearance of being not convenient for influences the normal operation of ventilation blower, has reduced the practicality of ventilation blower.

SUMMERY OF THE UTILITY MODEL

The utility model provides a centrifugal ventilator for cooling a generator, which aims to solve the problem that the cooling efficiency of the generator is high due to the fact that a rotating mechanism and an embedded fixing structure are adopted, when the inserting plate needs to be moved, the inserting plate is pulled outwards through the pulling force equipment, so that the inserting plate with rough surface moves outwards from the inside of the slot A and the slot B, the inner walls of the slot A and the slot B are also made of rough materials, the static friction force between the rough materials is large, relative displacement cannot be easily generated, after the inserting plate is pulled outwards, the base can be directly pushed to directly move and transport under the rotation action of the bottom wheel without external moving equipment, and after the base is moved to the position to be used, the bottom wheel is rubbed in situ to be parallel to the side plate, make slot A and slot B align simultaneously, use the picture peg inwards to inject inside slot A and the slot B, fixed with the return pulley, can accomplish the fixed of equipment, labour saving and time saving has improved the practicality of ventilation blower.

Through rotating-structure and stop gear, when needing to clear up the dust of the inside bottom of ventilation blower, press switch B and pass through controller control motor B operation and drive the screw rod and rotate and have screw thread and thread cutting and have screw thread intermeshing through the outer wall and the thread cutting of swivel nut inner wall, it moves right to drive the swivel nut outer wall rotation, drive the swivel nut and move right, the swivel nut moves right to move right, the connecting rod that the right side moved and drive upper end fixed mounting moves the vertical steady slip of spacing inslot right, thereby drive the plectrum of lower extreme fixed mounting and move right, promote the dust of the inside of machine case downside right, manually open the opening, release the dust from the opening right, manual closed opening again, stop motor B operation, press switch A and pass through controller control motor A operation and can drive the turbine and carry out convulsions the cooling, the practicality of ventilation.

The utility model provides a specific technical scheme as follows:

the utility model provides a centrifugal ventilator for cooling a generator, which comprises a base, wherein the outer wall of the front end of the base is fixedly provided with a switch A, the right side of the switch A is fixedly provided with a switch B, four corners of the outer wall of the lower side of the base are movably provided with a bottom wheel, the front and the rear ends of the outer wall of the left and the right sides of the base are fixedly provided with side plates, the outer side of the bottom wheel is internally and fixedly provided with a slot A, the lower end of the side plate is internally provided with a slot B, the insides of the slot A and the slot B are inserted with a plug board, the outer wall of the upper end of the base is fixedly provided with a case, the outer wall of the front side of the upper end of the case is fixedly provided with a motor A, the rear end of the motor A penetrates through the inside of the case and is provided with a turbine, the outer wall, the limiting device is characterized in that a rotating sleeve is movably sleeved on the outer wall of the center of the limiting ring, a cross rod is horizontally arranged in a case at the upper end of the screw rod, a limiting groove is formed in the lower end of the cross rod, the upper end of the rotating sleeve penetrates through the limiting groove and is connected with a connecting rod in a sliding mode, a shifting piece is fixedly mounted on the outer wall of the lower end of the rotating sleeve, and an opening is fixedly mounted on the side wall.

Optionally, the size of the insertion plate is matched with the size of the insertion groove a and the size of the insertion groove B, and the surfaces of the insertion plate and the insertion groove a are made of frosted materials.

Optionally, the outer wall of the screw rod is provided with threads, and the inner wall of the screw sleeve is provided with threads, which are meshed with each other to form a rotating structure.

Optionally, the size of the cross rod is matched with the size of the limiting groove to form the limiting mechanism.

Optionally, the input ends of the switch a and the switch B are electrically connected with an external power supply through a wire, the output end of the switch a is electrically connected with the input end of the motor a through a wire, and the output end of the switch B is electrically connected with the input end of the motor B through a wire.

The utility model has the advantages as follows:

1. the embodiment of the utility model provides a centrifugal ventilator for cooling a generator, which comprises a rotating mechanism and an embedded fixing structure, when the inserting plate needs to be moved, the inserting plate is pulled outwards through the pulling force equipment, so that the inserting plate with rough surface moves outwards from the inside of the slot A and the slot B, the inner walls of the slot A and the slot B are also made of rough materials, the static friction force between the rough materials is large, relative displacement cannot be easily generated, after the inserting plate is pulled outwards, the base can be directly pushed to directly move and transport under the rotation action of the bottom wheel without external moving equipment, and after the base is moved to the position to be used, the bottom wheel is rubbed in situ to be parallel to the side plate, make slot A and slot B align simultaneously, use the picture peg inwards to inject inside slot A and the slot B, fixed with the return pulley, can accomplish the fixed of equipment, labour saving and time saving has improved the practicality of ventilation blower.

2. Through rotating-structure and stop gear, when needing to clear up the dust of the inside bottom of ventilation blower, press switch B and pass through controller control motor B operation and drive the screw rod and rotate and have screw thread and thread cutting and have screw thread intermeshing through the outer wall and the thread cutting of swivel nut inner wall, it moves right to drive the swivel nut outer wall rotation, drive the swivel nut and move right, the swivel nut moves right to move right, the connecting rod that the right side moved and drive upper end fixed mounting moves the vertical steady slip of spacing inslot right, thereby drive the plectrum of lower extreme fixed mounting and move right, promote the dust of the inside of machine case downside right, manually open the opening, release the dust from the opening right, manual closed opening again, stop motor B operation, press switch A and pass through controller control motor A operation and can drive the turbine and carry out convulsions the cooling, the practicality of ventilation.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic front sectional view of a centrifugal fan for cooling a generator according to an embodiment of the present invention;

fig. 2 is a schematic partial enlarged structural view of a part a in fig. 1 of a centrifugal fan for cooling a generator according to an embodiment of the present invention;

fig. 3 is an enlarged schematic structural diagram of part B in fig. 1 of a centrifugal fan for cooling a generator according to an embodiment of the present invention;

fig. 4 is a schematic partial side view of a centrifugal fan for cooling a generator according to an embodiment of the present invention.

In the figure: 1. a base; 2. a switch A; 3. a switch B; 4. a bottom wheel; 5. a slot A; 6. a side plate; 7. a slot B; 8. inserting plates; 9. a chassis; 10. a motor A; 11. a turbine; 12. a motor B; 13. a screw; 14. a threaded sleeve; 15. a limiting ring; 16. rotating the sleeve; 17. a cross bar; 18. a limiting groove; 19. a connecting rod; 20. a shifting sheet; 21. and (4) opening.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.

A centrifugal fan for cooling a generator according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 4.

Referring to fig. 1, 2, 3 and 4, a centrifugal fan for cooling a generator provided by an embodiment of the present invention includes a base 1, a switch a2 is fixedly installed on an outer wall of a front end of the base 1, a switch B3 is fixedly installed on a right side of the switch a2, bottom wheels 4 are movably installed at four corners of an outer wall of a lower side of the base 1, side plates 6 are fixedly installed on front and rear ends of outer walls of left and right sides of the base 1, a slot A5 is fixedly installed inside an outer side of each bottom wheel 4, a slot B7 is installed inside a lower end of each side plate 6, a plug board 8 is inserted inside the slot A5 and the slot B7, a case 9 is fixedly installed on an outer wall of an upper end of the base 1, a motor a10 is fixedly installed on an outer wall of a front end of an upper end of the case 9, a turbine 11 is rotatably installed inside the case 9 by penetrating through a rear end of the case a rear end of the motor a10, the left side and the right side of the outer wall of the screw sleeve 14 are fixedly provided with limiting rings 15, the movable sleeve of the central outer wall of each limiting ring 15 is provided with a rotating sleeve 16, a cross rod 17 is transversely arranged inside the case 9 at the upper end of the screw rod 13, a limiting groove 18 is arranged inside the lower end of the cross rod 17, the upper end of the rotating sleeve 16 penetrates through the limiting groove 18 and is connected with a connecting rod 19 in a sliding mode, the outer wall of the lower end of the rotating sleeve 16 is fixedly provided with a shifting piece 20, and the side wall.

Referring to fig. 1 and 2, the size of the insert plate 8 is matched with the size of the slot a5 and the slot B7, the surfaces of the insert plate are all made of frosted materials, when the insert plate 8 is pulled outwards by a pulling device when the insert plate 8 needs to move, the insert plate 8 with a rough surface moves outwards from the slot a5 and the slot B7, the inner walls of the slot a5 and the slot B7 are also made of rough materials, the static friction force between the rough materials is large, relative displacement cannot easily occur, after the insert plate 8 is pulled outwards, the base 1 can be directly pushed to directly move and transport under the rotation action of the bottom wheel 4, no external moving device is needed, after the insert plate 8 is moved to the position needed to be used, the bottom wheel 4 is rubbed in place to be parallel to the side plate 6, the slot a5 and the slot B7 are aligned, the insert plate 8 is inserted into the slot a5 and the slot B7 inwards to fix the bottom wheel 4, and the equipment can be, time and labor are saved, and the practicability of the ventilator is improved.

Referring to fig. 1 and 3, when dust on the bottom inside the ventilator needs to be cleaned, the push switch B3 is operated by the controller controlling the motor B12 to drive the screw 13 to rotate and engage with the thread on the inner wall of the screw sleeve 14 by the external wall cut thread, the screw sleeve 14 is driven to rotate on the outer wall of the screw 13 to move rightwards, the rotating sleeve 16 is driven to move rightwards, the rotating sleeve 16 moves rightwards to drive the connecting rod 19 fixedly mounted at the upper end to vertically and stably slide rightwards in the limiting groove 18, so as to drive the plectrum 20 fixedly mounted at the lower end to move rightwards, push the dust inside the lower side of the chassis 9 rightwards, manually open the opening 21, push the dust out of the opening 21 rightwards, manually close the opening 21, stop the motor B12, and drive the turbine 11 to cool by the push switch a2 controlling the operation of the motor a10 by the controller controlling the motor a10 to operate, the practicality of the ventilation blower is improved.

Referring to fig. 1 and 4, the size of the cross bar 17 is matched with the size of the limit groove 18 to form a limit mechanism, when dust at the bottom inside the ventilator needs to be cleaned, the push switch B3 controls the motor B12 to operate through the controller to drive the screw 13 to rotate, the screw 13 is driven to rotate, the outer wall of the screw 13 is cut into threads to be meshed with the threads cut on the inner wall of the screw sleeve 14, the screw sleeve 14 is driven to rotate and move rightwards on the outer wall of the screw 13, the rotating sleeve 16 is driven to move rightwards, the rotating sleeve 16 moves rightwards to drive the connecting rod 19 fixedly arranged at the upper end to vertically and stably slide rightwards in the limit groove 18, so as to drive the poking piece 20 fixedly arranged at the lower end to move rightwards, the dust inside the lower side of the chassis 9 is pushed rightwards, the opening 21 is manually opened, the dust is pushed out from the opening 21 to the right, the opening 21 is manually closed, the motor B12, the practicality of the ventilation blower is improved.

Referring to fig. 1, the input terminals of the switch a2 and the switch B3 are electrically connected with an external power supply through conducting wires, the output terminal of the switch a2 is electrically connected with the input terminal of the motor a10 through conducting wires, and the output terminal of the switch B3 is electrically connected with the input terminal of the motor B12 through conducting wires.

The switch A2, the switch B3, the motor A10 and the motor B12 are products in the prior art, the models of the motor A10 and the motor B12 are HD2401-24, the manufacturer is Anchuan, the models of the switch A2 and the switch B3 are LA38-11DN, the manufacturer is Mixi, and details are not repeated here.

The embodiment of the utility model provides a centrifugal fan is used in generator cooling, pass through pulling force equipment pulling picture peg 8 to the outside when needs move, make the picture peg 8 of surperficial roughness outwards remove from slot A5 and slot B7, slot A5 and slot B7 inner wall also are coarse material, the static friction force between the mutual coarse material is great, can not produce relative displacement easily, after outwards pulling out picture peg 8, can directly promote base 1 and directly move the transportation under the rotation of return pulley 4, need not with the help of external mobile device, after moving to the position that needs to use, in situ friction return pulley 4 makes it parallel with curb plate 6, make slot A5 and slot B7 align simultaneously, use picture peg 8 inwards to inject inside slot A5 and slot B7, it is fixed to return pulley 4, can accomplish the fixed of equipment, when needing to clear up the dust of the inside bottom of ventilation blower, the push switch B3 controls the motor B12 to operate through the controller to drive the screw 13 to rotate and to be meshed with the thread cut on the inner wall of the screw sleeve 14 through the thread cut on the outer wall, the screw sleeve 14 is driven to rotate and move rightwards on the outer wall of the screw 13, the rotating sleeve 16 is driven to move rightwards, the rotating sleeve 16 moves rightwards to drive the connecting rod 19 fixedly installed at the upper end to vertically and stably slide rightwards in the limiting groove 18, so that the shifting piece 20 fixedly installed at the lower end is driven to move rightwards to push dust inside the lower side of the case 9, the opening 21 is manually opened to push the dust out of the opening 21 rightwards, the opening 21 is manually closed again to stop the operation of the motor B12, and the push switch A2 controls the motor A10 to operate through the.

It should be noted that, the utility model relates to a centrifugal fan is used in generator cooling, including switch A2, switch B3, motor A10, motor B12, the part is general standard component or the part that technical staff in this field knows, and its structure and principle all can be known or can be known through conventional experimental method for this technical staff all through the technical manual.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a centrifugal fan is used in generator cooling, a serial communication port, the ventilation blower includes base (1), base (1) front end outer wall fixed mounting has switch A (2), switch A (2) right side fixed mounting has switch B (3), base (1) downside outer wall four corners movable mounting has return pulley (4), base (1) left and right sides outer wall front and back fixed mounting has curb plate (6), inside fixed the opening in return pulley (4) outside is equipped with slot A (5), inside the opening of curb plate (6) lower extreme is equipped with slot B (7), slot A (5) and the inside cartridge of slot B (7) have picture peg (8), base (1) upper end outer wall fixed mounting has quick-witted case (9), machine case (9) upper end front side outer wall fixed mounting has motor A (10), motor A (10) rear end runs through quick-witted case (9) inside rotary machine (11), machine case (9) left side lower extreme outer wall fixed mounting has motor B (12), motor B (12) right-hand member runs through quick-witted case (9) inside commentaries on classics and is equipped with screw rod (13), screw rod (13) outer wall rotates and has cup jointed swivel nut (14), swivel nut (14) outer wall left and right sides fixed mounting has spacing ring (15), spacing ring (15) center outer wall movable sleeve is equipped with and rotates cover (16), screw rod (13) upper end machine case (9) inside violently is equipped with horizontal pole (17), horizontal pole (17) lower extreme inside division is equipped with spacing groove (18), it has connecting rod (19) to rotate cover (16) upper end and run through spacing groove (18) sliding connection, it has plectrum (20) to rotate cover (16) lower extreme outer wall fixed mounting, quick-witted case (9) right side lower extreme lateral wall fixed mounting has opening.

2. A centrifugal fan for cooling a generator according to claim 1, wherein the insert plate (8) has dimensions corresponding to those of the slots a (5) and B (7), and has a surface made of a frosted material.

3. A centrifugal fan for cooling a generator according to claim 1, wherein the screw (13) is threaded on the outer wall and is engaged with the screw on the inner wall of the screw housing (14) to form a rotary structure.

4. A centrifugal fan for cooling a generator according to claim 1, wherein the cross bar (17) has a size that matches the size of the limiting groove (18) to form a limiting mechanism.

5. A centrifugal fan for cooling generator as claimed in claim 1, wherein the input terminals of the switch a (2) and the switch B (3) are electrically connected to the external power source through wires, the output terminal of the switch a (2) is electrically connected to the input terminal of the motor a (10) through wires, and the output terminal of the switch B (3) is electrically connected to the input terminal of the motor B (12) through wires.