CN212803759U

CN212803759U - Silencer for air inlet of vertical fan

Info

Publication number: CN212803759U
Application number: CN202020483529.4U
Authority: CN
Inventors: 丁强
Original assignee: Jiangsu Yusheng Air Conditioning Equipment Manufacturing Co ltd
Current assignee: Jiangsu Yusheng Air Conditioning Equipment Manufacturing Co ltd
Priority date: 2020-04-07
Filing date: 2020-04-07
Publication date: 2021-03-26
Anticipated expiration: 2030-04-07

Abstract

The utility model discloses a silencer of an air inlet of a vertical fan, which comprises a box body, a base, an installation mechanism and a damping mechanism, wherein the top end surface of the box body is provided with the air inlet, a connecting flange is fixedly installed on the top end surface of the box body and one side of the air inlet, and the installation mechanism is positioned on one side of the connecting flange; the utility model discloses a mounting panel that sets up, when effectively having avoided the flange plate of air intake department on the device to be connected with external object, flange plate's surface is provided with a plurality of connection holes, it is connected with the nut through the bolt one by one to need the staff, waste time and energy, it is favorable to convenient, it is quick to be connected box and external object, the installation time has been saved, the installation effectiveness has been improved, the work efficiency of staff has been improved, through the base that sets up, effectively avoided the device to start the back, can't cushion the vibrations that the box produced at the during operation, the stability of device has been improved greatly.

Description

Silencer for air inlet of vertical fan

Technical Field

The utility model belongs to the technical field of the noise eliminator that reduces wind and make an uproar, concretely relates to vertical fan air intake silencer.

Background

In the operation process of the centrifugal fan, air flow entering the fan at a high speed can form noise at an air inlet to pollute the environment, and in order to reduce the influence of the noise on the surrounding environment, a silencer is usually additionally arranged at the air inlet of the fan to reduce the noise. The silencer in the prior art mostly adopts a box-type structure, and a silencing sheet is arranged in a silencer box body, so that the silencing effect is achieved.

But present fan air intake muffler still has some defects in the use, when the flange plate of the air intake department on the device is connected with external object when using, the surface of flange plate is provided with a plurality of connection holes, it is connected with the nut through the bolt one by one to need the staff, waste time and energy, can not be convenient, it is quick to be connected box and external object, reduce the installation effectiveness of device, still there is the device start-up back, can't cushion the vibrations that the box produced at the during operation, the relatively poor problem of stability of device, we provide a vertical fan air intake muffler for this reason.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vertical fan air intake silencer to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a silencer for an air inlet of a vertical fan comprises a box body, a base, an installing mechanism and a damping mechanism, wherein the top end surface of the box body is provided with the air inlet, the top end surface of the box body is fixedly provided with a connecting flange disc at one side of the air inlet, the installing mechanism is positioned at one side of the connecting flange disc, the installing mechanism comprises an installing plate, the surface of the connecting flange disc is provided with a fixing hole, one side surface of the connecting flange disc at one side of the fixing hole is provided with a second hole, the surface of one side of the installing plate is fixedly connected with a fixing rod, the fixing rod penetrates through the fixing hole, the surface of one side of the installing plate is rotatably connected with a first gear, one side surface of one side of the installing plate at the first gear is rotatably connected with a second gear, one side surface of the second gear is rotatably connected with a driven gear, first hole has been seted up on the surface of first gear, one side surface of first gear and the one side fixedly connected with who is located first hole rotate the handle, the box is located the top of base.

Preferably, damper is located the inner chamber of base, damper includes the steadying plate, the top surface of steadying plate is connected with the bottom fixed surface of box, a side fixed surface of steadying plate is connected with the slider, the spout has been seted up to one side internal surface of base, the slider is located the inside of spout, the bottom surface of steadying plate is provided with the shock attenuation pole with the bottom internal surface junction of base, the bottom surface of steadying plate is provided with damping spring with the bottom internal surface junction of base, and damping spring is located the outside of shock attenuation pole, the bottom fixed surface of steadying plate is connected with the mount pad, the bottom internal surface of base is provided with the slide rail, a side surface of first gear is provided with the pulley, the mount pad is provided with the movable rod with the junction of pulley.

Preferably, the front end surface of the box body is provided with an air outlet, one side surface of the air outlet is fixedly connected with one side surface of the connecting flange plate, and the number of the connecting flange plates is two.

Preferably, the number of the first holes is six, and the first holes are uniformly arranged on one side surface of the mounting plate.

Preferably, four groups of fixing rods are arranged, and the four groups of fixing rods are uniformly arranged at the connecting position of the mounting plate and the connecting flange plate.

Preferably, a bolt is installed inside the first hole, and a nut is installed inside the second hole.

Preferably, the number of the pulleys is provided with two groups, and the two groups of the pulleys are symmetrically arranged on one side surface of the sliding rail.

Preferably, the number of shock-absorbing rods is provided with four groups, the number of shock-absorbing springs is provided with four groups, and four shock-absorbing rods and shock-absorbing springs are symmetrically arranged on the bottom surface of the stabilizing plate.

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

1. through the arranged mounting plate, the mounting plate is convenient to be sleeved on the connecting flange plate of the device, through the arranged fixing hole, the fixing rod is convenient to align with the fixing hole and is ensured to be inserted into the fixing hole, through the arranged first hole and the second hole, the nut used for connecting the flange plate and an external object is convenient to be placed in the second hole, the bolt used for connecting the mounting plate and the external object is placed in the first hole, the bolt is ensured to be contacted with the nut, through the arranged rotating handle, the first gear is convenient to rotate through rotating the handle, the first gear can drive the second gear to rotate by utilizing the driven gear in the rotating process, so that the rotation of the bolt in the first hole is realized, and the bolt can realize the fixed connection of the connecting flange plate and the external object with the nut in the rotating process, through the mounting panel that sets up, when effectively having avoided the flange plate of the air intake department on the device to be connected with external object, the surface of flange plate is provided with a plurality of connection holes, needs the staff to be connected with the nut through the bolt one by one, wastes time and energy, is favorable to convenient, quick to be connected box and external object, has saved installation time, has improved the installation effectiveness, has improved staff's work efficiency.

2. Through the slider that sets up, the spout, the both sides surface of the steadying plate of being convenient for and the both sides internal surface sliding connection of base, the bottom surface of box and the top fixed surface of steadying plate are connected, when device work takes place vibrations, give the steadying plate with the vibration sensation transmission, and the steadying plate transmits shock attenuation pole and damping spring with the vibration sensation, meanwhile the support of shock attenuation pole and damping spring and the power that produces when cushioning effect and vibrations offset, the steadying plate of connection at box bottom surface slides from top to bottom in the inside of base during vibrations, the pulley of connection in movable rod one end makes a round trip to slide on the slide rail simultaneously, last shock attenuation pole is under damping spring's effect, make the steadying plate reset, through the base that sets up, effectively avoided the device to start the back, unable buffering box is at the vibrations that the during operation produced, the stability of device has been improved.

Drawings

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

fig. 2 is a top plan view of the connecting flange of fig. 1 in accordance with the present invention;

fig. 3 is a bottom plan view of the mounting plate of fig. 1 in accordance with the present invention;

fig. 4 is a side cross-sectional view of the base of fig. 1 in accordance with the present invention;

fig. 5 is an enlarged view of a in fig. 4 according to the present invention;

in the figure: 1. a base; 2. a box body; 3. an air inlet; 4. fixing the rod; 5. mounting a plate; 6. connecting a flange plate; 7. an air outlet; 8. a fixing hole; 9. a second hole; 10. rotating the handle; 11. a first hole; 12. a first gear; 13. a driven gear; 14. a second gear; 15. a mounting seat; 16. a stabilizing plate; 17. a pulley; 18. a slide rail; 19. a movable rod; 20. a shock-absorbing lever; 21. a damping spring; 22. a chute; 23. a slide block.

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. 1-5, the present invention provides a technical solution: a silencer of an air inlet of a vertical fan comprises a box body 2, a base 1, an installing mechanism and a damping mechanism, wherein the top end surface of the box body 2 is provided with the air inlet 3, the top end surface of the box body 2 and one side of the air inlet 3 are fixedly provided with a connecting flange plate 6, the installing mechanism is arranged on one side of the connecting flange plate 6 and comprises an installing plate 5, the surface of the connecting flange plate 6 is provided with a fixing hole 8, one side surface of the connecting flange plate 6 and one side of the fixing hole 8 are provided with a second hole 9, one side surface of the installing plate 5 is fixedly connected with a fixing rod 4, the fixing rod 4 penetrates through the fixing hole 8, one side surface of the installing plate 5 is rotatably connected with a first gear 12, one side surface of the installing plate 5, which is positioned on the first gear 12, is rotatably connected with a second gear 14, one side surface of the second gear 14 is rotatably connected with a driven gear 13, the first gear, first hole 11 has been seted up on the surface of first gear 12, one side surface of first gear 12 and the one side fixedly connected with who is located first hole 11 rotate handle 10, box 2 is located base 1's top, when effectively having avoided the flange 6 of connecting of 3 departments of air intake on the device to be connected with external object, the surface of flange 6 is provided with a plurality of connection holes, it is connected with the nut through the bolt one by one to need the staff, waste time and energy, it is convenient to be favorable to, it is quick to be connected box 2 with external object, the installation time has been saved, the installation effectiveness is improved, staff's work efficiency is improved.

In this embodiment, preferably, the damping mechanism is located in the inner cavity of the base 1, the damping mechanism includes a stabilizing plate 16, the top surface of the stabilizing plate 16 is fixedly connected to the bottom surface of the box 2, a sliding block 23 is fixedly connected to one side surface of the stabilizing plate 16, a sliding groove 22 is formed in one side inner surface of the base 1, the sliding block 23 is located inside the sliding groove 22, a damping rod 20 is arranged at the connection between the bottom surface of the stabilizing plate 16 and the bottom inner surface of the base 1, a damping spring 21 is arranged at the connection between the bottom surface of the stabilizing plate 16 and the bottom inner surface of the base 1, the damping spring 21 is located outside the damping rod 20, a mounting seat 15 is fixedly connected to the bottom surface of the stabilizing plate 16, a sliding rail 18 is arranged on the bottom inner surface of the base 1, a pulley 17 is arranged on one side surface of the first gear 12, a movable rod 19 is arranged at the, the vibration generated by the box body 2 during working can not be buffered, and the stability of the device is greatly improved.

In this embodiment, preferably, the front end surface of the box body 2 is provided with the air outlet 7, one side surface of the air outlet 7 is fixedly connected with one side surface of the connecting flange 6, and the number of the connecting flange 6 is provided with two groups, so that the device can be used better.

In this embodiment, preferably, the number of the first holes 11 is six, and the first holes are uniformly formed in one side surface of the mounting plate 5, so that the six groups of bolts are conveniently mounted inside the six groups of first holes 11.

In this embodiment, preferably, four groups of fixing rods 4 are provided, and the four groups of fixing rods 4 are uniformly arranged at the connection position of the mounting plate 5 and the connecting flange 6, so as to effectively support the connection between the mounting plate 5 and the connecting flange 6.

In this embodiment, preferably, a bolt is installed inside the first hole 11, a nut is installed inside the second hole 9, and the bolt and the nut can be used for fixedly connecting the connecting flange 6 and an external object in the rotating process.

In this embodiment, preferably, two sets of pulleys 17 are provided, and the two sets of pulleys 17 are symmetrically disposed on one side surface of the slide rail 18, and the two sets of pulleys 17 are disposed to facilitate sliding in opposite directions or opposite directions on the slide rail 18.

In this embodiment, preferably, four damping rods 20 are provided, four damping springs 21 are provided, and the four damping rods 20 and the four damping springs 21 are symmetrically disposed on the bottom surface of the stabilizing plate 16, so that the four damping rods 20 and the four damping springs 21 are convenient for effectively supporting the connection between the stabilizing plate 16 and the base 1.

The utility model discloses a theory of operation and use flow: the device is characterized in that the mounting plate 5 is conveniently sleeved on a connecting flange plate 6 of the device through the mounting plate 5, the fixing rod 4 is conveniently aligned with the fixing hole 8 and the fixing rod 4 is ensured to be inserted into the fixing hole 8 through the fixing hole 8, the nut used for connecting the flange plate 6 with an external object is conveniently placed in the second hole 9 through the first hole 11 and the second hole 9, the bolt used for connecting the mounting plate 5 with the external object is placed in the first hole 11 to ensure the bolt to be contacted with the nut, the first gear 12 is conveniently rotated through the rotating handle 10, the driven gear 13 can be utilized to drive the second gear 14 to rotate during the rotation of the first gear 12, so that the rotation of the bolt in the first hole 11 is realized, and the bolt can be fixedly connected with the connecting flange plate 6 and the external object through the nut during the rotation process, through the mounting panel 5 that sets up, when effectively having avoided the connection flange dish 6 of 3 departments of air intake on the device to be connected with external object, the surface of connection flange dish 6 is provided with a plurality of connection holes, needs the staff to be connected with the nut through the bolt one by one, wastes time and energy, is favorable to convenient, quick to be connected box 2 with external object, has saved installation time, has improved the installation effectiveness, has improved staff's work efficiency. In the using process, the sliding blocks 23 and the sliding grooves 22 are arranged, so that the two side surfaces of the stabilizing plate 16 are in sliding connection with the two side inner surfaces of the base 1, the bottom end surface of the box body 2 is fixedly connected with the top end surface of the stabilizing plate 16, when the device works and vibrates, the vibration is transmitted to the stabilizing plate 16, the stabilizing plate 16 transmits the vibration to the shock absorption rods 20 and the shock absorption springs 21, meanwhile, the supporting and buffering effects of the shock absorption rods 20 and the shock absorption springs 21 are offset with the force generated during vibration, the stabilizing plate 16 connected to the bottom end surface of the box body 2 slides up and down in the base 1 during vibration, the pulleys 17 connected to one end of the movable rod 19 slide back and forth on the sliding rails 18, finally, the shock absorption rods 20 enable the stabilizing plate 16 to reset under the effect of the shock absorption springs 21, and the problem that the shock generated during working of the device cannot be buffered after the device is started is effectively avoided through, the stability of the device is greatly improved.

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

1. The utility model provides a vertical fan air intake silencer which characterized in that: comprises a box body (2), a base (1), an installation mechanism and a damping mechanism, wherein an air inlet (3) is formed in the top end surface of the box body (2), a connecting flange (6) is fixedly installed on one side of the air inlet (3) on the top end surface of the box body (2), the installation mechanism is arranged on one side of the connecting flange (6), the installation mechanism comprises an installation plate (5), a fixing hole (8) is formed in the surface of the connecting flange (6), a second hole (9) is formed in one side of the connecting flange (6) and positioned on one side of the fixing hole (8), a fixed rod (4) is fixedly connected with one side of the installation plate (5), the fixed rod (4) penetrates through the fixing hole (8), a side surface of the installation plate (5) is rotatably connected with a first gear (12), and a side surface of the installation plate (5) positioned on one side of the first gear (12) is rotatably connected with a second gear, one side surface of second gear (14) rotates and is connected with driven gear (13), first gear (12) rotate through driven gear (13) meshing and second gear (14) swing joint, first hole (11) have been seted up on the surface of first gear (12), one side surface of first gear (12) and one side fixedly connected with who is located first hole (11) rotate handle (10), box (2) are located the top of base (1).

2. The silencer for the air inlet of the vertical fan as claimed in claim 1, wherein: the damping mechanism is located in an inner cavity of the base (1), the damping mechanism comprises a stabilizing plate (16), the top end surface of the stabilizing plate (16) is fixedly connected with the bottom end surface of the box body (2), a sliding block (23) is fixedly connected with one side surface of the stabilizing plate (16), a sliding groove (22) is formed in one side inner surface of the base (1), the sliding block (23) is located inside the sliding groove (22), a damping rod (20) is arranged at the joint of the bottom end surface of the stabilizing plate (16) and the bottom end inner surface of the base (1), a damping spring (21) is arranged at the joint of the bottom end surface of the stabilizing plate (16) and the bottom end inner surface of the base (1), the damping spring (21) is located outside the damping rod (20), a mounting seat (15) is fixedly connected with the bottom end surface of the stabilizing plate (16), a sliding rail (18) is arranged on the bottom end inner surface of, a pulley (17) is arranged on the surface of one side of the first gear (12), and a movable rod (19) is arranged at the joint of the mounting seat (15) and the pulley (17).

3. The silencer for the air inlet of the vertical fan as claimed in claim 1, wherein: the air outlet (7) is formed in the front end surface of the box body (2), one side surface of the air outlet (7) is fixedly connected with one side surface of the connecting flange plate (6), and two groups of connecting flange plates (6) are arranged.

4. The silencer for the air inlet of the vertical fan as claimed in claim 1, wherein: the number of the first holes (11) is six, and the first holes are evenly arranged on one side surface of the mounting plate (5).

5. The silencer for the air inlet of the vertical fan as claimed in claim 1, wherein: the number of the fixed rods (4) is four, and the four fixed rods (4) are uniformly arranged at the joint of the mounting plate (5) and the connecting flange plate (6).

6. The silencer for the air inlet of the vertical fan as claimed in claim 1, wherein: a bolt is installed inside the first hole (11), and a nut is installed inside the second hole (9).

7. The silencer for the air inlet of the vertical fan as claimed in claim 2, wherein: the quantity of pulley (17) is provided with two sets ofly, and two sets ofly pulley (17) symmetry sets up in one side surface of slide rail (18).

8. The silencer for the air inlet of the vertical fan as claimed in claim 2, wherein: the number of shock attenuation pole (20) is provided with four groups, the number of damping spring (21) is provided with four groups, and four the equal symmetry of shock attenuation pole (20), damping spring (21) sets up in the bottom surface of stabilizer plate (16).