CN218347644U

CN218347644U - Noise reduction protection mechanism for fan

Info

Publication number: CN218347644U
Application number: CN202222778666.2U
Authority: CN
Inventors: 谢国坤; 梁青瓒; 李铭哲; 吕建涛
Original assignee: Yantai Aiwo Environmental Protection Technology Co ltd
Current assignee: Yantai Aiwo Environmental Protection Technology Co ltd
Priority date: 2022-10-21
Filing date: 2022-10-21
Publication date: 2023-01-20
Anticipated expiration: 2032-10-21

Abstract

The utility model relates to the technical field of fans, and discloses a fan noise reduction protection mechanism, which solves the problem that noise reduction protection is lacked in the use process of a fan, so that noise generated during the operation of the fan can influence the environment, thereby causing harm to physical and mental health of people; the utility model discloses, can be so that the fan in the in-process that uses, be convenient for obtain the better protection of making an uproar of falling, the noise of avoiding its during operation to produce causes the influence to the environment to people's physical and mental health has been ensured.

Description

Noise reduction protection mechanism for fan

Technical Field

The utility model belongs to the technical field of the fan, specifically be a protection machanism that makes an uproar falls in fan.

Background

The fan is a machine which relies on input mechanical energy to improve gas pressure and discharge gas, is a driven fluid machine, and is a novel square fan provided according to the application number of CN201921838192.8, and comprises a fan shell, wherein a through groove is formed in the fan shell, a cylinder is arranged in the through groove, a motor is arranged at the rear end position in the fan shell, the motor is fixed at the central position of the fan shell through a fixing frame, a motor shaft of the motor is fixedly connected with the cylinder, a spiral duct is formed in the cylinder, and an air inlet and the duct at the rear end of the cylinder are communicated with an air outlet at the front end of the cylinder;

in this patent, the fan is at the in-process that uses, lacks the protection of making an uproar that falls, leads to the noise that the fan during operation produced to lead to the fact the influence to the environment to can cause harm to people's physical and mental health.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a protection machanism of making an uproar falls in fan, the effectual fan of having solved is lacking the protection of making an uproar falls in the in-process that uses, and the noise that leads to fan during operation to produce can lead to the fact the influence to the environment to can lead to the fact the problem of harm to people's physical and mental health.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a protection machanism that makes an uproar falls in fan, including the case of making an uproar falls, dustproof otter board is installed on the outside limit of the case of making an uproar, the base is installed to the bottom of the case of making an uproar falls, fixing bolt is all installed at the both ends of base, the internally mounted of the case of making an uproar falls has the fan body, the supporting seat is installed to the bottom of fan body, adjustment mechanism is installed to the bottom of supporting seat, the positioning seat is installed at the top of fan body, first spring damping bumper shock absorber is installed to the top symmetry of positioning seat, the top cap that gives sound insulation is installed at the top of first spring damping bumper shock absorber, the fixed run-through of symmetry is installed and is connected the swivel nut on the top cap that gives sound insulation, and connect the swivel nut and be connected with adjustment mechanism, adjustment mechanism includes the two-way screw rod, and two-way screw rod rotates and installs in the inside bottom of the case of making an uproar falls, the both ends of two-way screw rod all extend to the outside of making an uproar fall, the two-way screw rod all installs the regulating block, the both ends of two-way screw rod, the symmetry swivel nut is equipped with the screw rod, first connecting axle, rotate on the first connecting axle, rotate and install the second connecting axle, the top of second connecting axle, the top fixed fly leaf, the top of second spring damping bumper shock absorber is installed to the top of second movable plate, the top of connecting axle, the top of second spring damping bumper shock absorber is installed symmetrically, the top of connecting axle.

Preferably, the two-way screw is symmetrically fixed with retaining rings, and the two thread movable sleeves are located between the two retaining rings.

Preferably, the baffle ring is kept away from one side of the threaded movable sleeve and is located on the outer side of the bidirectional screw, a first transmission gear is fixedly sleeved on the outer side of the bidirectional screw, a second transmission gear is connected to the first transmission gear in a meshed mode, a fixed block is installed right above the second transmission gear and fixedly installed on the inner wall of the noise reduction box, a rotating rod is fixedly installed at the top of the second transmission gear, the rotating rod penetrates through the fixed block and is installed on the fixed block in a rotating mode, connecting threads are formed in the outer side of the top end of the rotating rod, and the connecting thread sleeve is connected to the outer side of the connecting threads in a threaded mode.

Preferably, the bottom of the threaded movable sleeve is provided with a positioning sliding sleeve, the inside of the positioning sliding sleeve is provided with a positioning sliding rod in a sliding manner, and the two ends of the positioning sliding rod are fixedly connected with the bottom end inside the noise reduction box through positioning blocks.

Preferably, the outside cover of dwang is equipped with the location axle sleeve, and location axle sleeve fixed mounting on the inner wall of noise reduction box.

Preferably, the positioning connecting blocks are symmetrically installed at the top of the noise reduction box, the sound insulation top cover is symmetrically provided with the positioning connecting holes, and the positioning connecting blocks are inserted in the positioning connecting holes.

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

1) In the working process, the fan body can be subjected to noise reduction protection in the using process through the interaction of the arranged noise reduction box, the supporting seat, the positioning seat and the sound insulation top cover, so that the influence of noise generated when the fan body works on the environment is avoided, and the physical and mental health of people is guaranteed;

2) During work, through the interaction of the adjusting mechanism, the supporting seat, the positioning seat, the sound insulation top cover and the connecting threaded sleeve, can be in the in-process that uses, be convenient for install the fan body in the inside of making an uproar case of falling, ensured that the fan body can reach better stability.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural view of a noise reduction protection mechanism of a fan according to the present invention;

fig. 2 is a schematic view of the internal structure of the noise reduction box of the present invention;

FIG. 3 is a schematic view of the structure of the sound-insulating top cover of the present invention;

fig. 4 is a schematic structural diagram of the adjusting mechanism of the present invention.

In the figure: 1. a noise reduction box; 2. a base; 3. a fan body; 4. a supporting seat; 5. an adjustment mechanism; 6. positioning seats; 7. a first spring-damped shock absorber; 8. a sound insulating top cover; 9. connecting a threaded sleeve; 10. a bidirectional screw; 11. a regulating block; 12. a threaded movable sleeve; 13. a first connecting shaft; 14. a movable support rod; 15. a second connecting shaft; 16. a movable plate; 17. a second spring-damped shock absorber; 18. a baffle ring; 19. a first drive gear; 20. a second transmission gear; 21. a fixed block; 22. rotating the rod; 23. connecting threads; 24. positioning the sliding sleeve; 25. positioning the slide bar; 26. positioning the shaft sleeve; 27. positioning a connecting block; 28. and positioning the connecting hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below 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.

Embodiment one, given by fig. 1, fig. 2, fig. 3 and fig. 4, the utility model discloses a noise reduction box 1, dustproof otter board is installed to the outside limit of noise reduction box 1, base 2 is installed to the bottom of noise reduction box 1, fixing bolt is all installed at the both ends of base 2, noise reduction box 1's internally mounted has fan body 3, fan body 3's bottom is installed supporting seat 4, adjustment mechanism 5 is installed to the bottom of supporting seat 4, positioning seat 6 is installed at the top of fan body 3, first spring damping bumper shock absorber 7 is symmetrically installed at the top of positioning seat 6, sound insulation top cap 8 is installed at the top of first spring damping bumper shock absorber 7, positioning connection block 27 is symmetrically installed at the top of noise reduction box 1, positioning connection hole 28 has symmetrically been seted up on sound insulation top cap 8, and positioning connection block 27 pegs are pegged graft in positioning connection hole 28, the symmetrical fixed through-mounting has connection swivel nut 9 on sound insulation top cap 8, and connection swivel nut 9 is connected with adjustment mechanism 5;

the adjusting mechanism 5 comprises a bidirectional screw rod 10, the bidirectional screw rod 10 is rotatably installed at the bottom end inside the noise reduction box 1, two ends of the bidirectional screw rod 10 extend to the outside of the noise reduction box 1, adjusting blocks 11 are installed at two ends of the bidirectional screw rod 10, a threaded movable sleeve 12 is symmetrically threaded on the bidirectional screw rod 10, a positioning sliding sleeve 24 is installed at the bottom of the threaded movable sleeve 12, a positioning sliding rod 25 is slidably installed inside the positioning sliding sleeve 24, and the two ends of the positioning slide bar 25 are fixedly connected with the inner bottom end of the noise reduction box 1 through the positioning blocks, the top of the threaded movable sleeve 12 is provided with a first connecting shaft 13, the first connecting shaft 13 is rotatably provided with a movable supporting rod 14, the top of the movable supporting rod 14 is rotatably provided with a second connecting shaft 15, the top of the second connecting shaft 15 is fixedly provided with a movable plate 16, the top of the movable plate 16 is symmetrically provided with second spring damping shock absorbers 17, the top of the second spring damping shock absorber 17 is fixedly connected with the bottom of the supporting seat 4, the two-way screw 10 is symmetrically and fixedly sleeved with a retaining ring 18, and the two thread movable sleeves 12 are positioned between the two baffle rings 18, the baffle ring 18 is far away from one side of the thread movable sleeve 12 and is fixedly sleeved with a first transmission gear 19 positioned on the outer side of the bidirectional screw 10, the first transmission gear 19 is engaged and connected with a second transmission gear 20, a fixed block 21 is arranged right above the second transmission gear 20, and the fixed block 21 is fixedly arranged on the inner wall of the noise reduction box 1, the top of the second transmission gear 20 is fixedly provided with a rotating rod 22, the rotating rod 22 is rotatably arranged on the fixed block 21 in a penetrating way, the outer side of the top end of the rotating rod 22 is provided with a connecting thread 23, the connecting screw sleeve 9 is sleeved on the outer side of the connecting screw thread 23 in a threaded manner, the positioning shaft sleeve 26 is sleeved on the outer side of the rotating rod 22, and the positioning shaft sleeve 26 is fixedly arranged on the inner wall of the noise reduction box 1;

in the use, through the noise reduction box 1 that sets up, supporting seat 4, positioning seat 6 and the interact of the top cap 8 that gives sound insulation, can be at the in-process that uses, fall the protection of making an uproar to fan body 3, the noise of avoiding fan body 3 during operation to produce causes the influence to the environment, thereby people's physical and mental health has been ensured, and adjustment mechanism 5 through setting up, supporting seat 4, positioning seat 6, the interact of sound insulation top cap 8 and connection swivel nut 9, can be at the in-process that uses, be convenient for install fan body 3 in the inside of noise reduction box 1, it can reach better stability to have ensured fan body 3.

The working principle is as follows: in operation, firstly, the fan body 3 is placed on the support seat 4 inside the noise reduction box 1, then the sound insulation top cover 8 is placed right above the noise reduction box 1, and the bottom of the connecting threaded sleeve 9 is contacted with the top of the rotating rod 22, then the adjusting block 11 is rotated, the adjusting block 11 drives the bidirectional screw 10 to rotate, the bidirectional screw 10 drives the first transmission gear 19 to rotate, the first transmission gear 19 drives the second transmission gear 20 to rotate, the second transmission gear 20 drives the rotating rod 22 to rotate, the rotating rod 22 drives the connecting thread 23 at the top end of the rotating rod 22 to rotate, so that the connecting threaded sleeve 9 moves downwards, the connecting threaded sleeve 9 drives the sound insulation top cover 8 to move downwards, the sound insulation top cover 8 drives the positioning seat 6 to move downwards through the first spring damping damper 7, the bidirectional screw 10 drives the first transmission gear 19 to rotate while driving the threaded movable sleeve 12 to move, the threaded movable sleeve 12 drives the positioning sliding sleeve 24 to slide on the positioning slide rod 25, so that the threaded movable sleeve 12 can achieve better stability when moving, simultaneously, the threaded movable sleeve 12 drives the first connecting rod 13 to move, the connecting rod 12 to move, when the connecting rod 14 drives the connecting rod 16 to move, the connecting rod 14 to move, the connecting rod 16, when the connecting rod 16 is moved to move to the noise reduction box body, the noise reduction box 3, the connecting block 16 is moved to be fixed on the noise reduction box, and fixed on the noise reduction box, and the noise reduction box, when the connecting block 16, can subdue the vibrations of its production to through falling the noise box 1 and the top cap 8 that gives sound insulation, the diffusion that can the noise prevention with this can make the fan at the in-process that uses, be convenient for obtain the better protection of making an uproar of falling, avoid the noise that its during operation produced to cause the influence to the environment, thereby ensured people's physical and mental health.

Claims

1. The utility model provides a protection machanism of making an uproar falls in fan, is including making an uproar case (1) of falling, its characterized in that: the dustproof mesh plate is installed on the outer side edge of the noise reduction box (1), the base (2) is installed at the bottom of the noise reduction box (1), fixing bolts are installed at two ends of the base (2), the fan body (3) is installed inside the noise reduction box (1), the supporting seat (4) is installed at the bottom of the fan body (3), the adjusting mechanism (5) is installed at the bottom of the supporting seat (4), the positioning seat (6) is installed at the top of the fan body (3), the first spring damping shock absorber (7) is symmetrically installed at the top of the positioning seat (6), the sound insulation top cover (8) is installed at the top of the first spring damping shock absorber (7), the connecting thread sleeve (9) is symmetrically and fixedly installed on the sound insulation top cover (8) in a penetrating mode, the connecting thread sleeve (9) is connected with the adjusting mechanism (5), the adjusting mechanism (5) comprises a bidirectional screw rod (10), the bidirectional screw rod (10) is rotatably installed at the inner bottom end of the noise reduction box (1), two ends of the bidirectional screw rod (10) extend to the outer portion of the noise reduction box (1), adjusting block (11) are installed at two ends of the bidirectional screw rod (10), the first connecting thread sleeve (12) is installed on the movable shaft (13), and the movable shaft (13) is installed on the movable sleeve (12), the top of the movable supporting rod (14) is rotatably provided with a second connecting shaft (15), the top of the second connecting shaft (15) is fixedly provided with a movable plate (16), the top of the movable plate (16) is symmetrically provided with second spring damping shock absorbers (17), and the top of the second spring damping shock absorbers (17) is fixedly connected with the bottom of the supporting seat (4).

2. The fan noise reduction protection mechanism according to claim 1, wherein: the bidirectional screw (10) is symmetrically fixedly sleeved with baffle rings (18), and the two thread movable sleeves (12) are positioned between the two baffle rings (18).

3. The fan noise reduction protection mechanism according to claim 2, wherein: keep off ring (18) and keep away from one side of screw thread movable sleeve (12) and be located the outside fixed sleeve of two-way screw rod (10) and have first transmission gear (19), meshing is connected with second drive gear (20) on first transmission gear (19), install fixed block (21) directly over second drive gear (20), and fixed block (21) fixed mounting is on the inner wall of noise reduction box (1), the top fixed mounting of second drive gear (20) has dwang (22), dwang (22) run through the rotation and install on fixed block (21), connecting thread (23) have been seted up in the top outside of dwang (22), and connect swivel nut (9) thread bush and establish the outside at connecting thread (23).

4. The noise reduction protection mechanism for the fan according to claim 3, wherein: the bottom of screw thread movable sleeve (12) is installed positioning sliding sleeve (24), and the inside slidable mounting of positioning sliding sleeve (24) has positioning slide bar (25), and the inside bottom fixed connection of positioning slide bar (25) and noise reduction box (1) is passed through to the both ends.

5. The noise reduction protection mechanism for the fan according to claim 3, wherein: the outside cover of dwang (22) is equipped with location axle sleeve (26), and location axle sleeve (26) fixed mounting on the inner wall of noise reduction box (1).

6. The fan noise reduction protection mechanism according to claim 1, characterized in that: the top symmetry of making an uproar case (1) of falling installs location connecting block (27), and location connecting hole (28) have been seted up to the symmetry on the top cap that gives sound insulation (8), and location connecting block (27) are pegged graft in the inside of location connecting hole (28).