CN216157941U

CN216157941U - Energy-saving efficient low-noise diagonal flow fan

Info

Publication number: CN216157941U
Application number: CN202122257425.9U
Authority: CN
Inventors: 丁栋
Original assignee: Jiangsu Shangrong Technology Co ltd
Current assignee: Jiangsu Shangrong Technology Co ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-04-01
Anticipated expiration: 2031-09-17

Abstract

The utility model discloses an energy-saving high-efficiency low-noise diagonal flow fan in the technical field of diagonal flow fans, which comprises a shell and a fan blade component arranged in one side of the shell, and also comprises: the fan assembly is fixedly installed in the middle of the shell through four fixing pieces, the fan blade assembly is rotatably installed in the middle of one side of the installation block, the motor is arranged on one side of the installation block, the connecting assembly is rotatably installed in the middle of one side of the installation block and fixedly connected with the fan blade assembly, one end of the connecting assembly is fixedly connected with the motor, the elastic mechanism is arranged on one side of the installation block, the motor is fixedly installed on the elastic mechanism, and the protective sound-absorbing assembly is fixedly installed on one side of the shell.

Description

Energy-saving efficient low-noise diagonal flow fan

Technical Field

The utility model relates to the technical field of diagonal flow fans, in particular to an energy-saving efficient low-noise diagonal flow fan.

Background

The diagonal flow type ventilator is common ventilation equipment in the market, is a novel ventilator between an axial flow fan and a centrifugal fan, adopts advanced CAD software, is a high-tech novel ventilation and air supply product designed by multi-objective optimization, is designed by applying a diagonal flow meridian acceleration method, has higher air pressure than the same-size axial flow fan, has larger air quantity than the same-size centrifugal fan, and has the characteristics of high efficiency, wide efficient operation area, low noise, compact structure, convenience in installation, low price and the like.

The existing energy-saving high-efficiency diagonal flow fan can generate large noise during working, a noise reduction structure is arranged in the energy-saving high-efficiency diagonal flow fan at present to reduce the noise of the fan, but the noise reduction structure in the energy-saving high-efficiency diagonal flow fan is simple, and the noise reduction effect on the energy-saving high-efficiency diagonal flow fan is poor.

Therefore, there is a need to develop an energy-saving, efficient and low-noise diagonal flow fan.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an energy-saving efficient low-noise diagonal flow fan, which aims to solve the problems that the existing energy-saving efficient diagonal flow fan can generate large noise during working, a noise reduction structure is arranged in the energy-saving efficient diagonal flow fan to reduce the noise of the fan at present, but the noise reduction structure in the energy-saving efficient diagonal flow fan is simple, and the noise reduction effect on the energy-saving efficient diagonal flow fan is poor.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an energy-saving high-efficient low noise diagonal flow fan, includes the casing and sets up flabellum subassembly in casing one side, still includes:

the fan blade assembly is rotatably arranged in the middle of one side of the mounting block, and a motor is arranged on one side of the mounting block, which is far away from the fan blade assembly;

the connecting assembly is rotatably arranged in the middle of one side of the mounting block, which is far away from the fan blade assembly, the connecting assembly is fixedly connected with the fan blade assembly, and one end of the connecting assembly, which is far away from the fan blade assembly, is fixedly connected with the motor;

the elastic mechanism is arranged on one side, away from the fan blade assembly, of the mounting block and is used for carrying out grading buffering and shock absorption on the motor so as to reduce noise generated when the motor works, and the motor is fixedly mounted on the elastic mechanism; and

and the protective sound absorption component is fixedly arranged on one side of the shell and used for absorbing noise generated when wind flows.

Preferably, one side fixed mounting that the protection was kept away from to the casing and is inhaled the sound subassembly has the protection network, the one end that the installation piece is close to the protection network rotates installation coupling assembling.

Preferably, the sound subassembly is inhaled in the protection includes the ring board, ring board fixed mounting is in one side that the protection network was kept away from to the casing, even parallel fixed mounting has the montant of seven different specifications of group in the ring board, and just two sets of adjacent montants pass through horizontal pole fixed connection, all overlap on montant and the horizontal pole and be equipped with the sponge.

Preferably, coupling assembling includes the connecting axle, the connecting axle rotates to be installed in one side middle part that the installation piece is close to the protection network, the one end fixed connection flabellum subassembly of protection network is kept away from to the connecting axle, be provided with the spacing groove in the connecting axle, the one end that flabellum subassembly was kept away from in the spacing groove slides and is provided with spacing axle, the one end that flabellum subassembly was kept away from to spacing axle is with the output fixed connection of motor, the cross sectional shape in spacing groove keeps away from the same and the adaptation of motor one end cross sectional shape with spacing axle.

Preferably, the flabellum subassembly includes the rotation axis, the rotation axis is close to the one end of motor and rotates and install in the installation piece, the rotation axis is close to the one end and the connecting axle fixed connection of connecting axle, the rotation axis is kept away from one of connecting axle and is served even fixed mounting and have the flabellum.

Preferably, elastic mechanism includes the mounting panel, the mounting panel sets up the one side that is close to the motor at the installation piece, fixed mounting motor on one side that the installation piece was kept away from to the mounting panel, the even fixed mounting in one side that the motor was kept away from to the mounting panel has four group's U-shaped pieces, four groups the one end that the mounting panel was kept away from to the U-shaped piece is all rotated and is installed the connecting rod, and two sets of connecting rod symmetries that set up on the same water flat line set up, the installation piece is close to the even four groups T-arrangement groove that are provided with in mounting panel one side, four groups all be provided with the elastic sliding subassembly in the T-arrangement groove, four groups the one end rotation that the U-shaped piece was kept away from to the connecting rod that elastic sliding subassembly and homonymy set up is connected.

Preferably, the elastic sliding assembly comprises a T-shaped block, the T-shaped block is arranged in the middle of the T-shaped groove in a sliding mode, one end, far away from the installation block, of the T-shaped block is connected with one end, far away from the U-shaped block, of a connecting rod arranged on the same side of the T-shaped block in a rotating mode, the T-shaped block is connected with a first spring symmetrically and fixedly connected with the upper portion and the lower portion of the T-shaped block, far away from one end of the connecting rod, of the T-shaped block in a sliding mode, the first spring is arranged on the first spring, the first spring is arranged on the T-shaped block in a sliding mode, the T-shaped block is fixedly installed on the upper portion and the lower portion of the T-shaped groove in a symmetrical mode, the first spring is arranged on one side, far away from the T-shaped block, of the T-shaped block, and the second spring is arranged on one side, far away from the T-shaped block, of the T-shaped block, and the T-shaped block are connected with the first spring, and the second spring, of the second spring, and the second spring, of the second spring, and the second spring, of the second spring.

Preferably, the both ends of second spring respectively with the inner wall sliding contact in square plate and T-slot, second spring and first spring all are in compression state, the both sides of square plate and the inner wall sliding fit in T-slot, the one end top and the below symmetry fixed mounting that the connecting rod was kept away from to the T-shaped piece have the ejector pin, the ejector pin sets up in first spring, the one end middle part intercommunication that the U-shaped piece was kept away from to the T-shaped piece is provided with the through-hole.

Compared with the prior art, the utility model has the beneficial effects that: the protection sound absorption assembly is arranged to absorb noise generated by wind when the wind flows, the elastic mechanism is arranged to perform graded buffering and damping treatment on the motor according to the vibration amplitude of the motor, so that the noise generated by the vibration of the motor is reduced, the buffering and damping effect is good, the noise reduction effect on the motor is good, and the noise generated by the vibration of the motor during working and the noise generated by the wind flowing are reduced greatly by performing noise reduction treatment on the noise generated by the vibration of the motor during working and the noise generated by the wind flowing, so that the noise reduction effect is good.

Drawings

FIG. 1 is a schematic view of a diagonal flow fan according to the present invention;

FIG. 2 is a view showing the structure of the sound-absorbing assembly;

FIG. 3 is an enlarged view of area A of FIG. 1 in accordance with the present invention;

fig. 4 is a structure view of the spacing shaft of the present invention.

In the figure: 1-shell, 2-protective net, 3-circular ring, 4-vertical rod, 5-cross rod, 6-sponge, 7-mounting block, 8-fixing piece, 9-fan blade, 10-rotating shaft, 11-square plate, 12-connecting shaft, 13-limiting shaft, 14-limiting groove, 15-motor, 16-mounting plate, 17-U-shaped block, 18-connecting rod, 19-T-shaped block, 20-T-shaped groove, 21-T-shaped plate, 22-through hole, 23-first spring, 24-ejector rod and 25-second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides the following technical scheme: the utility model provides an energy-saving high-efficient low noise diagonal flow fan, the noise that the in-process that uses can effectual realization produced when flowing wind and the 15 during operation vibrations of motor produced carries out two aspects noise reduction, very big reduction the noise that diagonal flow fan during operation produced, increased elastic mechanism, coupling assembling and protection and inhaled the sound subassembly, please refer to and show 1-4, include casing 1 and set up flabellum subassembly (not mark in the picture) in casing 1 one side, still include:

the fan blade assembly is characterized in that the fan blade assembly is fixedly arranged on an installation block 7 in the middle of the shell 1 through four groups of fixing pieces 8, a fan blade assembly is rotatably arranged in the middle of one side of the installation block 7, and a motor 15 is arranged on one side, far away from the fan blade assembly, of the installation block 7;

a connecting assembly (not labeled in the figure) is rotatably arranged in the middle of one side of the mounting block 7, which is far away from the fan blade assembly, the connecting assembly is fixedly connected with the fan blade assembly, and one end of the connecting assembly, which is far away from the fan blade assembly, is fixedly connected with the motor 15;

the elastic mechanism (not marked in the figure) is arranged on one side of the mounting block 7, which is far away from the fan blade assembly, and is used for carrying out graded buffering and shock absorption on the motor 15 so as to reduce the noise generated when the motor 15 works, and the motor 15 is fixedly arranged on the elastic mechanism; and

and a protective sound-absorbing member (not shown) fixedly installed on one side of the housing 1 for absorbing noise generated when wind flows.

Further, one side of the casing 1, which is far away from the protective sound-absorbing assembly, is fixedly provided with a protective net 2, and one end of the mounting block 7, which is close to the protective net 2, is rotatably provided with a mounting connection assembly.

Further, the sound subassembly is inhaled in the protection includes

ring board

3, 3 fixed mounting of ring board is in one side that protection network 2 was kept away from to casing 1, even parallel fixed mounting has montant 4 of seven different specifications of group in the ring board 3, and adjacent two sets of montants 4 pass through 5 fixed connection of horizontal pole, it is equipped with sponge 6 all to overlap on montant 4 and the horizontal pole 5, and is concrete, wind can produce great noise when flowing, the noise that wind produced when flowing can be absorbed by sponge 6, the noise that very big reduction wind produced when flowing, montant 4 and horizontal pole 4 can avoid big article to get into the fan inner wall simultaneously.

Further, coupling assembling includes connecting axle 12, connecting axle 12 rotates and installs in one side middle part that installation piece 7 is close to protection network 2, the one end fixed connection flabellum subassembly of protection network 2 is kept away from to connecting axle 12, be provided with spacing groove 14 in the connecting axle 12, the one end that flabellum subassembly was kept away from to spacing groove 14 slides and is provided with spacing axle 13, the one end that flabellum subassembly was kept away from to spacing axle 13 and motor 15's output fixed connection, the cross sectional shape of spacing groove 14 is kept away from motor 15 one end cross sectional shape with spacing axle 13 and is the same and the adaptation, it is concrete, coupling assembling can be spacing on vertical direction to motor 15, make motor 15 can drive the flabellum subassembly and rotate, and motor 15 is slidable on the horizontal direction.

Further, the fan blade assembly comprises a rotating shaft 10, one end of the rotating shaft 10, which is close to the motor 15, is rotatably installed in the installation block 7, one end of the rotating shaft 10, which is close to the connecting shaft 12, is fixedly connected with the connecting shaft 12, and one end of the rotating shaft 10, which is far away from the connecting shaft 12, is uniformly and fixedly provided with the fan blades 9.

Further, the elastic mechanism comprises a mounting plate 16, the mounting plate 16 is arranged on one side of the mounting block 7 close to the motor 15, the motor 15 is fixedly mounted on one side of the mounting plate 16 far away from the mounting block 7, four groups of U-shaped blocks 17 are uniformly and fixedly mounted on one side of the mounting plate 16 far away from the motor 15, connecting rods 18 are rotatably mounted at one ends of the four groups of U-shaped blocks 17 far away from the mounting plate 16, the two groups of connecting rods 18 arranged on the same horizontal line are symmetrically arranged, four groups of T-shaped grooves 20 are uniformly arranged on one side of the mounting block 7 close to the mounting plate 16, elastic sliding assemblies (not marked in the figure) are arranged in the four groups of T-shaped grooves 20, the four groups of elastic sliding assemblies are rotatably connected with one ends of the connecting rods 18 arranged on the same side far away from the U-shaped blocks 17, each elastic sliding assembly comprises a T-shaped block 19, the T-shaped block 19 is slidably arranged in the middle of the T-shaped grooves 20, one end of the T-shaped block 19 far away from the mounting block 7 is rotatably connected with one end of the connecting rod 18 arranged on the same side far away from the U-shaped block 17, the upper part and the lower part of one end of the T-shaped block 19 far away from the connecting rod 18 are symmetrically and fixedly connected with first springs 23, one ends of the two groups of first springs 23 far away from the T-shaped block 19 are fixedly connected with T-shaped plates 21, the two groups of T-shaped plates 21 are symmetrically and fixedly installed in the upper part and the lower part of the T-shaped groove 20, one sides of the two groups of T-shaped plates 21 far away from the first springs 23 are respectively in sliding fit with square plates 11, two sides of the square plates 11 are in sliding fit with the inner walls of the T-shaped groove 20, one sides of the two groups of square plates 11 far away from the T-shaped plates 21 are provided with second springs 25, two ends of the second springs 25 are respectively in sliding contact with the inner walls of the square plates 11 and the T-shaped groove 20, the second springs 25 and the first springs 23 are both in a compression state, ejector rods 24 are symmetrically and fixedly installed above and below one end of the T-shaped block 19 far away from the connecting rod 18, the ejector rods 24 are arranged in the first springs 23, the middle parts of one ends of the T-shaped plates 21 far away from the U-shaped block 17 are communicated with through holes 22, specifically, when the motor 15 vibrates during operation, the motor 15 moves in the horizontal direction, namely, the motor 15 drives the limiting shaft 13 to slide in the limiting groove 14, namely, the motor 15 and the mounting plate 16 move in the horizontal direction, the mounting plate 16 moves in the horizontal direction and drives the T-shaped block 19 to slide in the T-shaped groove 20 through the mounting plate 16, the T-shaped block 19 slides in the T-shaped groove 20 and can be buffered and damped through the first spring 23, when the rotating speed of the motor 15 is increased, the vibration amplitude of the motor 15 is larger, namely, the longer the T-shaped block 19 slides in the T-shaped groove 20, the longer the ejector rod 24 passes through the through hole 22 to push the square plate 11 to slide, namely, the square plate 11 can extrude the second spring 25, the double-buffering and shock-absorbing treatment can be realized through the first spring 23 and the second spring 25, can carry out double buffering shock attenuation to the motor and handle, greatly reduce the noise that motor vibrations produced.

The working principle is as follows: when the fan is used, the motor 15 is started, the motor 15 works, namely the output end of the motor 15 drives the limiting shaft 13 to rotate, because one end, far away from the motor 15, of the limiting shaft 13 is arranged in the limiting groove 14 in a sliding mode, namely the motor 15 drives the limiting shaft 13 and the connecting shaft 12 to rotate, the connecting shaft 12 rotates, namely the rotating shaft 10 and the fan blades 9 rotate, the fan can work, when the rotating speed of the fan blades 9 is large, wind can generate large noise when flowing, the noise generated when the wind flows can be absorbed by the sponge 6, the noise generated when the wind flows is greatly reduced, when the motor 15 vibrates during work, the motor 15 moves in the horizontal direction, namely the motor 15 drives the limiting shaft 13 to slide in the limiting groove 14, namely the motor 15 and the mounting plate 16 move in the horizontal direction, the mounting plate 16 moves in the horizontal direction and drives the T-shaped block 19 to slide in the T-shaped groove 20 through the mounting plate 16, t-shaped piece 19 slides the shock attenuation of accessible in T-slot 20, when the rotational speed of motor 15 work increases, motor 15 vibration amplitude is bigger, it is more far away to make T-shaped piece 19 slide in T-slot 20, can realize that ejector pin 24 passes through-hole 22 and promotes the square plate 11 and slide, can realize that square plate 11 extrudees second spring 25, can realize carrying out dual buffering shock attenuation processing through first spring 23 and second spring 25, can carry out dual buffering shock attenuation processing to the motor, greatly reduce the noise that motor vibrations produced, can realize all making an uproar to fall in two aspects of the noise that produces when flowing through the wind and the noise that motor during operation vibrations produced, greatly reduced the noise that diagonal flow fan during operation produced.

While the utility model has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the various features of the embodiments disclosed herein may be used in any combination, provided that there is no structural conflict, and the combinations are not exhaustively described in this specification merely for the sake of brevity and conservation of resources. Therefore, it is intended that the utility model not be limited to the particular embodiments disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides an energy-saving high-efficient low noise diagonal flow fan, includes casing (1) and sets up flabellum subassembly in casing (1) one side, its characterized in that still includes:

the fan blade assembly is characterized in that the fan blade assembly is fixedly arranged on an installation block (7) in the middle of the shell (1) through four groups of fixing pieces (8), a fan blade assembly is rotatably installed in the middle of one side of the installation block (7), and a motor (15) is arranged on one side, far away from the fan blade assembly, of the installation block (7);

the connecting assembly is rotatably arranged in the middle of one side, away from the fan blade assembly, of the mounting block (7), is fixedly connected with the fan blade assembly, and one end, away from the fan blade assembly, of the connecting assembly is fixedly connected with the motor (15);

the elastic mechanism is arranged on one side, away from the fan blade assembly, of the mounting block (7) and used for carrying out grading buffering and shock absorption on the motor (15) so as to reduce noise generated when the motor (15) works, and the motor (15) is fixedly mounted on the elastic mechanism; and

and the protective sound absorption component is fixedly arranged on one side of the shell (1) and is used for absorbing noise generated when wind flows.

2. The energy-saving high-efficiency low-noise diagonal flow fan as claimed in claim 1, wherein: one side fixed mounting that the protection was kept away from in casing (1) inhales the sound subassembly has protection network (2), installation piece (7) are close to the one end rotation installation coupling assembling of protection network (2).

3. The energy-saving high-efficiency low-noise diagonal flow fan as claimed in claim 1, wherein: elastic mechanism includes mounting panel (16), mounting panel (16) set up the one side that is close to motor (15) in installation piece (7), fixed mounting motor (15) on one side of installation piece (7) are kept away from in mounting panel (16), the even fixed mounting in one side of motor (15) is kept away from in mounting panel (16) has four groups of U-shaped piece (17), and is four groups the one end that mounting panel (16) were kept away from in U-shaped piece (17) all rotates and installs connecting rod (18), and two sets of connecting rod (18) symmetry settings that set up on the same water flat line, installation piece (7) are close to mounting panel (16) one side and evenly are provided with four groups of T-shaped groove (20), four groups all be provided with the elastic sliding subassembly in T-shaped groove (20), four groups the one end rotation connection of U-shaped piece (17) is kept away from in elastic sliding subassembly and connecting rod (18) that the homonymy set up.

4. The diagonal flow fan with energy saving, high efficiency and low noise according to claim 2, wherein: the sound subassembly is inhaled in the protection includes ring board (3), ring board (3) fixed mounting is in one side that protection network (2) were kept away from in casing (1), even parallel fixed mounting has montant (4) of seven different specifications of group in ring board (3), and just adjacent two sets of montants (4) are through horizontal pole (5) fixed connection, all overlap on montant (4) and horizontal pole (5) and be equipped with sponge (6).

5. The diagonal flow fan with energy saving, high efficiency and low noise according to claim 2, wherein: coupling assembling includes connecting axle (12), connecting axle (12) are rotated and are installed in one side middle part that installation piece (7) are close to protection network (2), the one end fixed connection flabellum subassembly of protection network (2) is kept away from in connecting axle (12), be provided with spacing groove (14) in connecting axle (12), the one end that flabellum subassembly was kept away from in spacing groove (14) slides and is provided with spacing axle (13), the one end that flabellum subassembly was kept away from in spacing axle (13) and the output fixed connection of motor (15), the same and adaptation of motor (15) one end cross sectional shape is kept away from with spacing axle (13) to the shape of cross section of spacing groove (14).

6. The energy-saving high-efficiency low-noise diagonal flow fan as claimed in claim 3, wherein: the elastic sliding component comprises a T-shaped block (19), the T-shaped block (19) is arranged in the middle of the T-shaped groove (20) in a sliding mode, one end of the T-shaped block (19) far away from the mounting block (7) is rotatably connected with one end of the connecting rod (18) arranged at the same side far away from the U-shaped block (17), t-shaped piece (19) keep away from the top and the first spring of below symmetry fixedly connected with (23) of the one end of connecting rod (18), two sets of on the equal fixedly connected with T shaped plate (21) of one end that T-shaped piece (19) was kept away from in first spring (23), two sets of in the upper portion and the lower part of T shaped plate (21) symmetry fixed mounting T-shaped groove (20), two sets of one side that first spring (23) were kept away from in T shaped plate (21) all slides and is laminated square plate (11), and is two sets of one side that T shaped plate (21) were kept away from in square plate (11) is provided with second spring (25).

7. The energy-saving high-efficiency low-noise diagonal flow fan as claimed in claim 5, wherein: the flabellum subassembly includes rotation axis (10), the one end rotation that rotation axis (10) are close to motor (15) is installed in installation piece (7), the one end and connecting axle (12) fixed connection that rotation axis (10) are close to connecting axle (12), the even fixed mounting has flabellum (9) in one of the end that connecting axle (12) were kept away from in rotation axis (10).

8. The energy-saving high-efficiency low-noise diagonal flow fan as claimed in claim 6, wherein: the both ends of second spring (25) respectively with the inner wall sliding contact in square plate (11) and T-slot (20), second spring (25) and first spring (23) all are in compression state, the both sides of square plate (11) and the inner wall sliding fit in T-slot (20), the one end top and the below symmetry fixed mounting that connecting rod (18) were kept away from in T-shaped piece (19) have ejector pin (24), ejector pin (24) set up in first spring (23), the one end middle part intercommunication that U-shaped piece (17) were kept away from in T-shaped piece (21) is provided with through-hole (22).