CN216343060U - Built-in suction type silencer for fan - Google Patents

Abstract

The utility model provides a built-in suction type silencer for a fan, belongs to the technical field of fan silencing equipment, and solves the problems that the existing fan silencer is inconvenient to adjust and install when in use, is insufficient in universality, and is low in fitting performance between the silencer and the fan. The built-in suction muffler comprises a muffler body, wherein mounting pipes are communicated with two sides of the muffler body, the surface of each mounting pipe is connected with an attaching plate in a sliding manner, an elastic attaching structure is arranged between each attaching plate and each mounting pipe, supporting plates are fixed to two sides of the bottom of the muffler body, vertical plates are connected to the outer sides of the supporting plates in a sliding manner, supporting seats are fixed to the bottoms of the vertical plates, limiting holes are formed in the supporting plates, the number of the limiting holes is four, mounting rods are connected to the insides of the vertical plates in a sliding manner, and the mounting rods are connected with the limiting holes in a sliding manner; the utility model has the advantages of adjustable installation, good fitting property between the device and the fan and effective noise reduction.

Description

Built-in suction type silencer for fan

Technical Field

The utility model belongs to the technical field of fan silencing equipment, relates to a silencer, and particularly relates to a built-in suction type silencer for a fan.

Background

The application of fan is more extensive, can ventilate, dispel the heat, gas compression and material transport, all is equipped with in many factories, commercial building, and the work of fan needs high-speed operation, just can drive the high-speed flow of gas and carry out corresponding work, and when air admission and exhaust, the wind noise that high-speed wind stream produced all is bigger, needs to carry out corresponding amortization, and noise pollution abatement, ordinary muffler is generally established ties on the pipeline.

Through retrieval, for example, chinese patent document discloses a fan silencer [ application number: CN 201921654639.6; publication No.: CN210531248U ]. The fan silencer comprises an outer shell, an inner shell and a silencing layer. The outer shell body is sleeved outside the inner shell body, and the outer shell body and the inner shell body are coaxially arranged at intervals, so that an installation space is formed between the outer shell body and the inner shell body. Wherein a passage axially penetrating the inner housing is formed in the inner housing, and a plurality of meshes are uniformly distributed on the inner housing so that the installation space communicates with the passage. The noise elimination layer is arranged between the outer shell and the inner shell.

The fan muffler that discloses in this patent is not convenient for adjust when using and installs, and the commonality is not enough to the laminating nature of muffler and fan is lower, appears great gap easily, has reduced the treatment effect of noise.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art, and provides a built-in suction muffler for a fan, which can be adjusted and installed in use, has good fitting performance with the fan, and can effectively reduce noise.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides a fan is with built-in type suction-type muffler, including the muffler main part, the both sides of muffler main part all communicate there is the installation pipe, the sliding surface of installation pipe is connected with the attaching plate, be equipped with elasticity laminating structure between attaching plate and the installation pipe, the both sides of muffler main part bottom all are fixed with the backup pad, the outside sliding connection of backup pad has the riser, the bottom of riser is fixed with the supporting seat, spacing hole has been seted up to the inside of backup pad, the quantity in spacing hole is four, the inside sliding connection of riser has the installation pole, installation pole and spacing hole sliding connection, the outside of installation pole is fixed with the fixed plate, the outside of fixed plate is fixed with the fixed block, the pulling hole has been seted up to the inside of fixed block, the inboard threaded connection of installation pole has fixing bolt.

The working principle of the utility model is as follows: when the installation, at first adjust the height of muffler main part, take off fixing bolt and take out the installation pole, upwards hoist the muffler main part, highly neat with the fan when the muffler main part, insert spacing hole and rethread fastening fixing bolt again with the installation pole and fix the muffler main part, fix the installation pipe and the fan of both sides afterwards, at this moment can extrude the attaching plate, the attaching plate extrudees telescopic link and spring, the spring produces the holding power that lasts to it to the attaching plate and seals, the effect of amortization has been increased.

Elasticity laminated structure includes the telescopic link, and the telescopic link is fixed in the outside of muffler main part, and the attaching plate is fixed in the other end of telescopic link, and the surface cover of telescopic link is equipped with the spring, and the surface cover of spring is equipped with dustproof hose.

Structure more than adopting can make laminating inseparabler between rigging board and the fan, the middle space when reducing the installation.

The outside of backup pad is fixed with the guide bar, guide bar and riser sliding connection.

By adopting the structure, the supporting plate is convenient to guide when being hoisted, and the device is prevented from inclining and the safety during installation is improved.

The outside of attaching plate bonds has the laminating pad, and the material of laminating pad is rubber.

By adopting the structure, the gap can be conveniently filled, the sealing performance between the gap and the gap is improved, and the noise reduction effect is enhanced.

The two sides of the bottom of the supporting seat are both fixed with fixing strips, and the bottoms of the fixing strips are bonded with anti-slip pads.

By adopting the structure, the friction force between the device and the ground is convenient to increase, and the vibration is absorbed to increase the operation stability of the device.

And hoisting blocks are fixed on two sides of the top of the silencer main body, and through holes are formed in the hoisting blocks.

By adopting the structure, the device is convenient to hoist and mount, and is convenient to transport and mount.

Compared with the prior art, the built-in suction muffler has the following advantages:

1. according to the silencer, the silencer main body, the mounting pipe, the attaching plate, the elastic attaching structure, the supporting plate, the vertical plate, the supporting seat, the limiting hole, the mounting rod, the fixing plate, the fixing block, the pulling hole and the fixing bolt are arranged, so that the silencer has the advantages of being capable of being adjusted and mounted, good in attaching performance between the silencer and the fan, capable of effectively reducing noise, capable of increasing stability after mounting, capable of increasing sealing performance between the silencer and the fan, capable of improving the silencing effect of the silencer, and capable of solving the problems that an existing fan silencer is inconvenient to adjust and mount when in use, insufficient in universality and low in attaching performance between the silencer and the fan.

2. Through setting up telescopic link, spring and dustproof hose, can carry out elastic support to the flitch of laminating, the space in the middle of when reducing the installation is inseparabler between device and the fan.

3. Through setting up the laminating pad, be convenient for fill the gap between the pasting board fan, increase the leakproofness of pasting board, reinforcing noise cancelling effect.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a front plan structural cross-sectional view of the present invention.

Fig. 3 is a left side view of the present invention.

Fig. 4 is an enlarged schematic view of the utility model at a in fig. 2.

Fig. 5 is an enlarged view of the structure of fig. 2 at B according to the present invention.

In the figure, 1, a muffler body; 2. installing a pipe; 3. attaching a plate; 4. an elastic fitting structure; 41. a telescopic rod; 42. a spring; 43. a dust-proof hose; 5. a support plate; 6. a vertical plate; 7. a supporting seat; 8. a limiting hole; 9. mounting a rod; 10. a fixing plate; 11. a fixed block; 12. pulling the hole; 13. fixing the bolt; 14. a guide bar; 15. attaching a pad; 16. a fixing strip; 17. a non-slip mat; 18. hoisting the blocks; 19. and a through hole.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 5, the built-in suction muffler includes a muffler body 1, wherein both sides of the muffler body 1 are communicated with installation pipes 2, a surface of each installation pipe 2 is connected with an attachment plate 3 in a sliding manner, an elastic attachment structure 4 is arranged between each attachment plate 3 and each installation pipe 2, both sides of the bottom of the muffler body 1 are fixed with support plates 5, the outer sides of the support plates 5 are connected with vertical plates 6 in a sliding manner, the bottom of each vertical plate 6 is fixed with a support base 7, limiting holes 8 are formed in the support plates 5, the number of the limiting holes 8 is four, installation rods 9 are connected in the vertical plates 6 in a sliding manner, the installation rods 9 are connected with the limiting holes 8 in a sliding manner, a fixing plate 10 is fixed on the outer side of each installation rod 9, a fixing block 11 is fixed on the outer side of each fixing plate 10, pulling holes 12 are formed in the fixing block 11, and fixing bolts 13 are connected to the inner sides of the installation rods 9 in a threaded manner; through muffler main part 1, installation pipe 2, attaching plate 3, elasticity laminated structure 4, backup pad 5, riser 6, supporting seat 7, spacing hole 8, installation pole 9, fixed plate 10, fixed block 11, pulling hole 12 and fixing bolt 13's setting, make this device possess and to have adjusted the installation, the device is better with the laminating nature of fan, the advantage that can effectual noise reduction, can increase the stability after the installation, increase the leakproofness between muffler and the fan, improve the noise cancelling effect of muffler, it installs to have solved current fan muffler and be not convenient for adjust when using, the commonality is not enough, and the lower problem of laminating nature of muffler and fan.

Elasticity laminated structure 4 includes telescopic link 41, telescopic link 41 is fixed in the outside of muffler main part 1, attaching plate 3 is fixed in telescopic link 41's the other end, telescopic link 41's surface cover is equipped with spring 42, spring 42's surface cover is equipped with dustproof hose 43, in this embodiment, through setting up telescopic link 41, spring 42 and dustproof hose 43, can carry out elastic support to attaching plate 3, it is inseparabler that the laminating between device and the fan, middle space when reducing the installation.

The outside of backup pad 5 is fixed with guide bar 14, and guide bar 14 and riser 6 sliding connection, in this embodiment, through setting up guide bar 14, are convenient for lead backup pad 5, and the installation is whole to be emptyd, increases the security during installation.

The outside of attaching plate 3 bonds and has laminating pad 15, and the material of laminating pad 15 is rubber, in this embodiment, through setting up laminating pad 15, is convenient for fill the gap between 3 fans of attaching plate, increases attaching plate 3's leakproofness, reinforcing noise cancelling effect.

Both sides of supporting seat 7 bottom all are fixed with fixed strip 16, and the bottom of fixed strip 16 bonds and has slipmat 17, in this embodiment, through setting up fixed strip 16 and slipmat 17, is convenient for increase the frictional force on device and ground, increases the operating stability of device, prevents that ground from producing resonance.

Both sides at 1 top of muffler main part all are fixed with hoist and mount piece 18, and through-hole 19 has been seted up to hoist and mount piece 18's inside, in this embodiment, through setting up hoist and mount piece 18 and through-hole 19, is convenient for hoist and mount the device, conveniently transports and removes, improves the convenience of installation.

The working principle of the utility model is as follows: when the silencer is installed, firstly, the height of the silencer main body 1 is adjusted according to the height of a fan, the fixing bolt 13 is taken down, the installation rod 9 is taken out, the silencer main body 1 is lifted upwards through the hoisting block 18 and the through hole 19, when the height of the silencer main body 1 is level to the height of the fan, the installation rod 9 is inserted into the limiting hole 8 again, the fixing bolt 13 is screwed again to fix the silencer main body 1, then the installation pipes 2 on the two sides are fixed with the fan, the attaching plate 3 can be extruded at the moment, the attaching plate 3 extrudes the telescopic rod 41 and the spring 42, the spring 42 generates continuous supporting force for the attaching plate 3 to seal the attaching plate, and the silencing effect is improved.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Claims (6)

1. A built-in suction type silencer for a fan comprises a silencer main body (1) and is characterized in that two sides of the silencer main body (1) are communicated with installation pipes (2), the surface of each installation pipe (2) is connected with an attaching plate (3) in a sliding mode, an elastic attaching structure (4) is arranged between each attaching plate (3) and each installation pipe (2), supporting plates (5) are fixed to two sides of the bottom of the silencer main body (1), vertical plates (6) are connected to the outer sides of the supporting plates (5) in a sliding mode, supporting seats (7) are fixed to the bottoms of the vertical plates (6), limiting holes (8) are formed in the supporting plates (5), the number of the limiting holes (8) is four, installation rods (9) are connected to the inner portions of the vertical plates (6) in a sliding mode, the installation rods (9) are connected with the limiting holes (8) in a sliding mode, fixing plates (10) are fixed to the outer sides of the installation rods (9), a fixing block (11) is fixed on the outer side of the fixing plate (10), a pulling hole (12) is formed in the fixing block (11), and a fixing bolt (13) is connected to the inner side of the mounting rod (9) in a threaded mode.

2. The built-in suction muffler for the fan according to claim 1, wherein the elastic attaching structure (4) comprises a telescopic rod (41), the telescopic rod (41) is fixed on the outer side of the muffler body (1), the attaching plate (3) is fixed on the other end of the telescopic rod (41), a spring (42) is sleeved on the surface of the telescopic rod (41), and a dust-proof hose (43) is sleeved on the surface of the spring (42).

3. The built-in suction muffler for a blower fan as claimed in claim 1, wherein a guide bar (14) is fixed to an outer side of the support plate (5), and the guide bar (14) is slidably connected to the vertical plate (6).

4. The built-in suction muffler for a fan according to claim 1, wherein the attachment pad (15) is bonded to the outer side of the attachment plate (3), and the attachment pad (15) is made of rubber.

5. The built-in suction muffler for a fan according to claim 1, wherein fixing strips (16) are fixed on both sides of the bottom of the support base (7), and anti-slip pads (17) are adhered to the bottoms of the fixing strips (16).

6. The built-in suction muffler for the fan as claimed in claim 1, wherein the muffler body (1) has a hanging block (18) fixed to both sides of the top thereof, and the hanging block (18) has a through hole (19) formed therein.

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