CN209990707U - Air-blower convenient to fall and make an uproar - Google Patents

Abstract

The utility model discloses an air-blower convenient to fall and make an uproar, the on-line screen storage device comprises a base, box and air-blower body, the air-blower body includes the casing, including a motor, an end cap, a controller, and a cover plate, the intake pipe, outlet duct and impeller, the one end of outlet duct and the bottom fixed connection of casing avris, the middle part fixed mounting of outlet duct has the muffler, the opposite side that the other end of outlet duct passed the box is arranged in the outside of box opposite side, the bottom mounting of air-blower body is equipped with two backup pads, the top fixed connection of bolt and fixed plate is passed through to the backup pad, one. The utility model discloses a first damping spring of a plurality of can avoid the air-blower body to take place acutely to rock, can avoid the air-blower body to produce the noise when rocking then, the inner tube takes place acutely to rock the noise production when can avoiding the inside air current of outlet duct to flow through a plurality of second damping spring, has reduced the noise source then and has improved the shock-absorbing capacity of air-blower simultaneously.

Description

Air-blower convenient to fall and make an uproar

Technical Field

The utility model relates to an air-blower specifically is an air-blower of making an uproar falls convenient to.

Background

In the prior art, the air blowing blades of the air blower rotate to suck air into the shell from the air inlet, generate air pressure in the shell and spray the air from the air outlet, and therefore the air blowing effect is achieved.

The existing air blower is easy to generate noise due to impact of internal air flow in the using process, the existing air blower can drive the air blower to shake due to motor operation in the working process, the noise is easy to generate, the noise reduction capacity and the shock absorption capacity of the existing air blower are poor, the number of noise sources is large, the working environment of workers is influenced, meanwhile, when the existing air blower is used in rainy days, rainwater enters the inside of the air blower, the air blower is easy to rust, therefore, the improvement is made to the existing air blower, and the air blower convenient for noise reduction is provided.

SUMMERY OF THE UTILITY MODEL

For the air-blower that solves the prior art existence fall ability of making an uproar and shock-absorbing capacity poor and the many defects of noise source, the utility model provides an air-blower convenient to fall and make an uproar.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to an air blower convenient for noise reduction, which comprises a base, a box body and a blower body, wherein the bottom end of the box body is fixedly connected with the top end of the base, the blower body is arranged in the box body, the top end of the box body is hinged with a box cover through a hinge, one side of the box cover is alternately connected with a gas pipe, two high-efficiency filter screens are fixedly arranged in the gas pipe, natural cotton is filled between the two high-efficiency filter screens, the blower body comprises a shell, a motor, an air inlet pipe, an air outlet pipe and an impeller, the motor is fixedly arranged on one side of the shell, the air inlet pipe is alternately connected with the other side of the shell, one end of the air outlet pipe is fixedly connected with the bottom of the lateral side of the shell, a silencer is fixedly arranged in the middle, the impeller is arranged in the shell, the middle of the impeller is in transmission connection with an output shaft of the motor, two supporting plates are fixedly arranged at the bottom end of the air blower body and are fixedly connected with the top end of the fixing plate through bolts, and the bottom end of the fixing plate is fixedly connected with one side of the top end of the base through a plurality of first damping springs.

Further, a fixed block is fixedly arranged on the other side of the top end of the base, a pipe clamp is fixedly arranged on the top end of the fixed block, the pipe clamp is sleeved on the air outlet pipe, and a rubber layer is fixedly arranged on the inner wall of the pipe clamp.

Furthermore, sound insulation layers are fixedly arranged inside the box wall of the box body, inside the box cover body and inside the shell of the air blower body.

Furthermore, the included angle between the air conveying pipe and the horizontal plane is 5-10 degrees.

Further, the outlet duct includes outer tube and inner tube, the outside at the inner tube is established to the outer pipe box, the inner wall of outer tube is through the outer wall fixed connection of a plurality of second damping spring and inner tube.

The model of the silencer is Sl-2.

Compared with the prior art, the utility model discloses following beneficial effect has: the air blower convenient for noise reduction is characterized in that a supporting plate arranged at the bottom end of an air blower body is fixed on a fixing plate, the fixing plate is fixedly connected with a base through a plurality of first damping springs, the air blower body can be prevented from shaking violently through the plurality of first damping springs, then, noise generated when the air blower body shakes can be avoided, meanwhile, an outer pipe of a gas pipe is fixedly connected with an inner pipe of the gas pipe through a plurality of second damping springs, the inner pipe can be prevented from shaking violently to generate noise when gas flow in an outlet pipe flows through the plurality of second damping springs, then, a noise source is reduced, meanwhile, the damping capacity of the air blower can be improved through the first damping springs and the second damping springs, the air blower body is arranged in a box body, and a sound insulation layer arranged in the shell of the air blower body, and a sound insulation layer arranged in the box wall and a sound insulation layer arranged in, effectively reduce the noise that air-blower body during operation produced, improved the ability of making an uproar that falls of air-blower, can prevent simultaneously through box and case lid that rainy day rainwater from getting into the inside of air-blower body, avoid the air-blower to rust.

Drawings

FIG. 1 is a schematic view of a blower of the present invention for facilitating noise reduction;

FIG. 2 is a schematic view of the structure of a gas pipe of a blower for reducing noise;

FIG. 3 is a schematic cross-sectional view of a gas pipe of an air blower facilitating noise reduction according to the present invention;

FIG. 4 is a schematic view of a blower body structure of a blower for facilitating noise reduction in accordance with the present invention;

fig. 5 is a schematic side view of the blower with noise reduction according to the present invention.

In the figure: 1. a base; 2. a box body; 3. a blower body; 4. a box cover; 5. a gas delivery pipe; 6. a high-efficiency filter screen; 7. natural cotton; 8. a motor; 9. an air inlet pipe; 10. an air outlet pipe; 11. an impeller; 12. a support plate; 13. a fixing plate; 14. a first damping spring; 15. a muffler; 16. an outer tube; 17. an inner tube; 18. a second damping spring; 19. a fixed block; 20. a pipe clamp; 21. and a sound insulation layer.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-5, an air blower convenient for noise reduction comprises a base 1, a box 2 and a blower body 3, wherein the bottom end of the box 2 is fixedly connected with the top end of the base 1, the blower body 3 is arranged in the box 2, the top end of the box 2 is hinged with a box cover 4 through a hinge, one side of the box cover 4 is connected with an air delivery pipe 5 in an inserting manner, two high-efficiency filter screens 6 are fixedly arranged in the air delivery pipe 5, natural cotton 7 is filled between the two high-efficiency filter screens 6, the blower body 3 comprises a shell, a motor 8, an air inlet pipe 9, an air outlet pipe 10 and an impeller 11, the motor 8 is fixedly arranged on one side of the shell, the air inlet pipe 9 is connected with the other side of the shell in an inserting manner, one end of the air outlet pipe 10 is fixedly connected with the bottom of the lateral side of the shell, impeller 11 arranges the inside of casing in, and the middle part of impeller 11 is connected with motor 8's output shaft transmission, and the bottom mounting of air-blower body 3 is equipped with two backup pads 12, and two backup pads 12 are all through the top fixed connection of bolt with fixed plate 13, and the bottom of fixed plate 13 is through the one side fixed connection on a plurality of first damping spring 14 and base 1 top.

Wherein, the fixed block 19 that is equipped with in opposite side on base 1 top, the fixed pipe strap 20 that is equipped with in top of fixed block 19, pipe strap 20 cover is established on outlet duct 10, the fixed rubber layer that is equipped with of inner wall of pipe strap 20, pipe strap 20 passes through fixed block 19 and base 1 fixed connection, can fix the position of outlet duct 10 through pipe strap 20, prevent that outlet duct 10 atress from rocking, reduce the source of producing the noise, can prevent through the rubber layer that the outlet duct from rocking damage under pipe strap 20's effect when violent simultaneously.

Wherein, the inside of 2 tank walls of box, the inside of 4 lids of case lid and the inside of 3 casings of air-blower body all fix and are equipped with puigging 21, and the puigging 21 that is equipped with through the inside of 3 casings of air-blower body forms the twice protective screen that prevents the noise from spreading with the inside of 2 tank walls of box and the puigging 21 that is equipped with of 4 lids of case lid, effectively reduces the noise that air-blower body 3 during operation produced.

Wherein, the contained angle between gas-supply pipe 5 and the horizontal plane is 5-10 degrees, prevents that rainy day rainwater from getting into the inside of flowing into box 1 behind gas-supply pipe 5, avoids rainwater and 3 contacts of air-blower body to lead to air-blower body 3 to rust.

Wherein, outlet duct 10 includes outer tube 16 and inner tube 17, and outer tube 16 cover is established in the outside of inner tube 17, and the inner wall of outer tube 16 is through the outer wall fixed connection of a plurality of second damping spring 18 with inner tube 17, and inner tube 17 takes place acutely to rock the noise production through second damping spring 18 when can avoiding the inside air current of outlet duct 10 to flow, has reduced the noise source then.

The model of the silencer 15 is Sl-2, noise generated when airflow flows can be absorbed through the silencer 15, and then noise generated when the blower body 3 works is reduced.

It should be noted that, the utility model relates to an air blower convenient for noise reduction, when the air blower works, firstly, the air blower body 3 is installed on the fixing plate 13 through the bolt, then the box cover 4 is covered, when the air blower body 3 is driven by the operation of the motor 8 to shake to generate noise in the working process, then, the air blower body 3 can be prevented from shaking violently through the plurality of first damping springs 14, then, the noise generated when the air blower body 3 shakes can be avoided, the noise source is reduced, when the air flow flows out through the air outlet pipe 10, the noise generated when the air flow flows can be absorbed through the silencer 15, then, the noise generated when the air blower body 3 works is reduced, meanwhile, the air outlet pipe 10 comprises an outer pipe 16 and an inner pipe 17, the outer pipe 16 is sleeved outside the inner pipe 17, the inner wall of the outer pipe 16 is fixedly connected with the outer wall of the inner pipe 17, the second damping spring 18 can prevent the inner tube 17 from shaking violently to generate noise when the air flow in the air outlet pipe 10 flows, and then the noise source is reduced, and the damping capacity of the air blower can be improved through the first damping spring 14 and the second damping spring 18, the pneumatic noise generated in the working process of the air blower body 3 is firstly subjected to primary sound insulation through the sound insulation layer 21 arranged in the shell of the air blower body 3, and then is subjected to secondary sound insulation through the sound insulation layer 21 arranged in the inner part of the box wall of the box body 2 and the cover body of the box cover 4, and the noise can be prevented from being emitted to the outer part of the box body 2 through the secondary sound insulation, so the noise reduction capacity of the air blower is improved, when the air blower is used in rainy days, because the included angle between the air pipe 5 and the horizontal plane is 5-10 degrees, namely, the height of one end of the air pipe 5, which is positioned outside the box body 2, can prevent that rainy day rainwater from passing through the inside that gas-supply pipe 5 flowed into box 2 when the too much natural cotton 7 of rainwater absorbs the saturation, avoid rainwater and 3 contacts of air-blower body to lead to air-blower body 3 to rust, can prevent through high-efficient filter screen 6 simultaneously that the dust in the air from passing through the inside that gas-supply pipe 5 got into box 2, avoid air-blower body 3 to take place to block up after using for a long time.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The air blower convenient for noise reduction comprises a base (1), a box body (2) and an air blower body (3), and is characterized in that the bottom end of the box body (2) is fixedly connected with the top end of the base (1), the air blower body (3) is arranged in the box body (2), the top end of the box body (2) is hinged with a box cover (4) through a hinge, one side of the box cover (4) is connected with an air conveying pipe (5) in an inserting manner, two high-efficiency filter screens (6) are fixedly arranged in the air conveying pipe (5), natural cotton (7) is filled between the two high-efficiency filter screens (6), the air blower body (3) comprises a shell, a motor (8), an air inlet pipe (9), an air outlet pipe (10) and an impeller (11), the motor (8) is fixedly arranged on one side of the shell, the air inlet pipe (9) is, the utility model discloses an air blower, including casing (1), the one end of outlet duct (10) and the bottom fixed connection of casing avris, the middle part fixed mounting of outlet duct (10) has muffler (15), the outside of box (2) opposite side is arranged in to the opposite side of box (2) is passed to the other end of outlet duct (10), the inside of casing is arranged in to impeller (11), the middle part of impeller (11) is connected with the output shaft transmission of motor (8), the bottom mounting of air-blower body (3) is equipped with two backup pads (12), two backup pad (12) are all through the top fixed connection of bolt and fixed plate (13), the bottom of fixed plate (13) is through the one side fixed connection on a plurality of damping spring (14) and base (1) top.

2. The blower facilitating noise reduction according to claim 1, wherein a fixed block (19) is fixedly arranged on the other side of the top end of the base (1), a pipe clamp (20) is fixedly arranged on the top end of the fixed block (19), the pipe clamp (20) is sleeved on the air outlet pipe (10), and a rubber layer is fixedly arranged on the inner wall of the pipe clamp (20).

3. A blower facilitating noise reduction according to claim 1, characterised in that sound insulation layers (21) are fixed inside the wall of the box body (2), the cover of the box cover (4) and the casing of the blower body (3).

4. The blower convenient for noise reduction according to claim 1, wherein an included angle between the air conveying pipe (5) and a horizontal plane is 5-10 degrees.

5. The blower facilitating noise reduction according to claim 1, wherein the air outlet pipe (10) comprises an outer pipe (16) and an inner pipe (17), the outer pipe (16) is sleeved outside the inner pipe (17), and the inner wall of the outer pipe (16) is fixedly connected with the outer wall of the inner pipe (17) through a plurality of second damping springs (18).

6. A blower for facilitating noise reduction according to claim 1, wherein the silencer (15) is of the type Sl-2.

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