CN212899043U

CN212899043U - Fan with noise reduction sound-proof housing

Info

Publication number: CN212899043U
Application number: CN202021024748.2U
Authority: CN
Inventors: 杨晓东; 周明云; 任新海; 戴兵; 顾展宇
Original assignee: Jiangsu Jingcai Fan Manufacturing Co ltd
Current assignee: Jiangsu Jingcai Fan Manufacturing Co ltd
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2021-04-06
Anticipated expiration: 2030-06-08

Abstract

The utility model discloses a fan with noise reduction sound-proof housing, comprising a base plate, the top swing joint of bottom plate has the cover body, the internal mounting box that is provided with of cover, and the bottom of mounting box and the top fixed connection of bottom plate, fixedly connected with L shape hinders the baffle between the rear side inner wall of mounting box and the left side inner wall, and the bottom of L shape hinders the baffle and the inner chamber bottom fixed connection of mounting box, there is rotating vane through pivot and axis swing joint on the antetheca of L shape resistance baffle, and L shape resistance baffle's back wall mounting has driving motor, and the inner circle that the bearing was passed to the pivot rear end on the rotating vane back wall and driving motor's output shaft fixed connection, the rotating vane overcoat is equipped with the air-supply line, and the back wall of air-supply line and L shape resistance baffle's antetheca fixed connection, the air intake has been seted up near back wall. The utility model discloses a series of structures make this device have fall make an uproar sound insulation characteristics such as efficient and availability factor height.

Description

Fan with noise reduction sound-proof housing

Technical Field

The utility model relates to a fan technical field specifically is a fan with noise reduction sound-proof housing.

Background

Along with the rapid development of urbanization and industrialization in China, various automatic devices come into operation, which bring great convenience to daily life of people, but bring convenience to people and bring noise pollution to people, and a fan can generate certain noise when in use, if the fan can hurt physical and mental health of people under a noise cage for a long time, so that the fan with noise reduction and sound insulation appears, but the fan with the noise reduction and sound insulation cover in the prior art just absorbs sound through simple soundproof cotton when in use, thereby greatly reducing the noise reduction and sound insulation efficiency and the use efficiency, and therefore, the fan with the noise reduction and sound insulation cover is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem lie in overcoming prior art's noise reduction sound insulation inefficiency and availability factor low grade defect, provide a fan with noise reduction sound-proof housing. The fan with the noise reduction and sound insulation cover has the characteristics of high noise reduction and sound insulation efficiency, high use efficiency and the like.

In order to achieve the above object, the utility model provides a following technical scheme: a fan with noise reduction and sound insulation cover comprises a base plate, wherein the top of the base plate is movably connected with a cover body, two connecting plates are respectively arranged on the side walls of the left side and the right side, the front wall and the rear wall of the cover body, screw holes are respectively formed in the connecting plates and the base plate, screws are inserted into the screw holes, a mounting box is arranged in the cover body, the bottom of the mounting box is fixedly connected with the top of the base plate, an L-shaped baffle plate is fixedly connected between the inner wall of the rear side and the inner wall of the left side of the mounting box, the bottom of the L-shaped baffle plate is fixedly connected with the bottom of an inner cavity of the mounting box, a rotating blade is movably connected onto the front wall of the L-shaped baffle plate through a rotating shaft and an axis, a driving motor is arranged on the rear wall of the L-shaped baffle plate, the rear end of the rotating shaft on the rear, and the back wall of the air inlet pipe is fixedly connected with the front wall of the L-shaped baffle plate, the right side wall of the air inlet pipe is close to the back wall and is provided with an air inlet, the front end of the air inlet pipe sequentially penetrates through the front walls of the mounting box and the cover body and extends out of the front side of the cover body, the back wall of the mounting box is close to the right side and is fixedly connected with an air outlet pipe, the air outlet pipe is communicated with the inside of the mounting box, the back end of the air outlet pipe penetrates through the back wall of the cover body and extends out of the back side of the cover body, the back side outer wall of the mounting box is close to the left side and the front wall of the mounting box is close to the right side and is respectively provided with a water storage pipe, the left side and the right side of the water storage pipe are respectively sealed, rubber plates are respectively arranged on the inner walls of the left side and the right side of the mounting box, a piston block, the water storage device is characterized in that a movable rod is fixedly connected to the side wall, away from the buoyancy ball, of the piston block, a through hole matched with the movable rod is formed in the side wall of the water storage pipe, and the end, away from the piston block, of the movable rod penetrates through the through hole and extends to the outside of the water storage pipe, and an elastic plate is fixedly connected to the outside of the water storage pipe.

Preferably, the air inlet pipe and the air outlet pipe are respectively sleeved with a protective sleeve, and two ends of the protective sleeve are respectively fixedly connected with the outer wall of the mounting box and the inner wall of the cover body.

Preferably, the side wall of the rubber plate opposite to the mounting box is provided with sound absorbing cotton, and the side wall of the sound absorbing cotton opposite to the mounting box is provided with a plurality of sound absorbing holes which are uniformly distributed.

Preferably, the rear wall and the front wall of the two water storage pipes are respectively provided with a water injection pipe, the water injection pipes are communicated with the inside of the water storage pipes, and a sealing plug is inserted into each water injection pipe.

Preferably, a plurality of sound absorbing holes are distributed in an array in the vertical direction on the side wall of the sound absorbing cotton, and a plurality of buoyancy balls are distributed in an array in the vertical direction on the side wall of the piston block.

Preferably, the lateral wall of elastic plate and the cotton lateral wall fixed connection of inhaling the sound, and two inhale the sound cotton and use the central axis of mounting box to be bilateral symmetry setting as the symmetry axis.

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

1. in the technical scheme, the water storage pipe, the buoyancy ball, the piston block, the movable rod and the elastic plate are matched with each other, so that the noise absorption and inhibition effects generated during the work of the water storage pipe can be realized, the noise reduction and sound insulation efficiency of the water storage pipe can be effectively improved, and the work efficiency of the water storage pipe can be effectively improved;

2. in this technical scheme, through the rubber slab, inhale the sound cotton and inhale mutually supporting between the sound hole, can realize carrying out effectual absorption to the noise that its produced, can effectually reduce the vibrations of its production simultaneously under the elastic potential energy of rubber slab and sound absorption cotton, can effectual improvement its availability factor.

Drawings

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

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is an enlarged view of fig. 1 at B.

Reference numbers in the figures: 1. a base plate; 2. a connecting plate; 3. a cover body; 4. mounting a box; 5. a protective sleeve; 6. an air outlet pipe; 7. a rubber plate; 8. sound-absorbing cotton; 9. a sound absorption hole; 10. a water storage pipe; 11. an air inlet pipe; 12. a buoyant ball; 13. a piston block; 14. a movable rod; 15. an elastic plate; 16. a drive motor; 17. a rotating blade; 18. an air inlet; 19. an L-shaped baffle plate.

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. 1-3, the present invention provides a technical solution: a fan with noise reduction and sound insulation covers comprises a bottom plate 1, a cover body 3 is movably connected to the top of the bottom plate 1, a mounting box 4 is arranged in the cover body 3, the bottom of the mounting box 4 is fixedly connected with the top of the bottom plate 1, an L-shaped baffle plate 19 is fixedly connected between the inner wall of the rear side and the inner wall of the left side of the mounting box 4, the bottom of the L-shaped baffle plate 19 is fixedly connected with the bottom of an inner cavity of the mounting box 4, a rotating blade 17 is movably connected to the front wall of the L-shaped baffle plate 19 through a rotating shaft and an axis, a driving motor 16 is arranged on the rear wall of the L-shaped baffle plate 19, the rear end of the rotating shaft on the rear wall of the rotating blade 17 penetrates through the inner ring of a bearing to be fixedly connected with an output shaft of the driving motor 16, an air inlet pipe 11 is sleeved outside the rotating blade 17, the rear wall of the air inlet pipe 11 is fixedly, the front end of the air inlet pipe 11 penetrates through the front walls of the mounting box 4 and the cover body 3 in sequence and extends out of the front side of the cover body 3, the rear wall of the mounting box 4 is fixedly connected with an air outlet pipe 6 at the position close to the right side, the air outlet pipe 6 is communicated with the inside of the mounting box 4, the rear end of the air outlet pipe 6 penetrates through the rear wall of the cover body 3 and extends out of the rear side of the cover body 3, water storage pipes 10 are respectively arranged at the position close to the left side of the rear outer wall of the mounting box 4 and the position close to the right side of the front wall of the mounting box 4, the left side and the right side of each water storage pipe 10 are sealed, water injection pipes are respectively arranged on the rear wall and the front wall of each water storage pipe 10 and are communicated with the inside of each water storage pipe 10, a sealing plug is inserted into each water injection pipe, rubber plates 7 are respectively arranged on the inner walls of the left side and the right side of the mounting box 4, a piston block 13 is connected with the position close, the buoyancy balls 12 are distributed on the side wall of the piston block 13 in an array manner in the vertical direction, the side wall, away from the buoyancy balls 12, of the piston block 13 is fixedly connected with a movable rod 14, the side wall of the water storage pipe 10 is provided with a through hole matched with the movable rod 14, one end, away from the piston block 13, of the movable rod 14 penetrates through the through hole and extends out of the water storage pipe 10 to be fixedly connected with an elastic plate 15, and through mutual matching among the water storage pipe 10, the buoyancy balls 12, the piston block 13, the movable rod 14 and the elastic plate 15, the noise absorption and inhibition effects generated during the work of the water storage pipe can be realized, so that the noise reduction and sound insulation efficiency of the water storage pipe can be effectively improved, and the work efficiency of the water storage pipe can be;

the air inlet pipe 11 and the air outlet pipe 6 are respectively sleeved with a protective sleeve 5, two ends of the protective sleeve 5 are respectively fixedly connected with the outer wall of the mounting box 4 and the inner wall of the cover body 3, the side wall of the rubber plate 7 opposite to the mounting box 4 is provided with sound-absorbing cotton 8, the side wall of the elastic plate 15 is fixedly connected with the side wall of the sound-absorbing cotton 8, the two sound-absorbing cotton 8 are arranged in bilateral symmetry by taking the central axis of the mounting box 4 as a symmetry axis, the side wall of the sound-absorbing cotton 8 opposite to the mounting box 4 is provided with a plurality of uniformly distributed sound-absorbing holes 9, the plurality of sound-absorbing holes 9 are distributed in an array in the vertical direction on the side wall of the sound-absorbing cotton 8, the side walls at the left side and the right side of the cover body 3, the front wall and the rear wall are respectively provided with two connecting plates 2, the connecting plates 2 and the bottom plate 1 are both provided with, can realize carrying out effectual absorption to the noise of its production, can effectually reduce the vibrations of its production simultaneously under the elastic potential energy of rubber slab 7 and sound absorption cotton 8, can its availability factor of effectual improvement, driving motor 16 has control switch through power cord electric connection.

The working principle is as follows: when the technical scheme is used, firstly, cold water is injected into the water storage pipe 10 through the water injection pipe, the sealing plug is plugged, an external power supply of the driving motor 16 is connected, the driving motor 16 is started simultaneously, the driving motor 16 drives the rotating blades 17 to rotate, the rotating blades 17 rotate and enable air to be sucked into the mounting box 4 through the air inlet pipe 11 and the air inlet 18, and then the air is discharged through the air outlet pipe 6, in the process, the generated vibration drives the water in the water storage pipe 10 to flow, the buoyancy ball 12 drives the piston block 13 to move in the water storage pipe 10, the piston block 13 drives the elastic plate 15 to extrude or stretch the sound absorption cotton 8 and the rubber plate 7 through the movable rod 14, under the action of the elastic potential energy of the elastic plate 15, the sound absorption cotton 8 and the rubber plate 7, the effects of absorbing and inhibiting the noise generated during the work can be realized, and the noise reduction and insulation efficiency can be effectively improved, and then can its work efficiency of effectual improvement, and rubber slab 7, inhale the cotton 8 of sound and inhale the setting of sound hole 9, can realize carrying out effectual absorption to the noise that its produced, can effectually reduce the vibrations of its production simultaneously under the elastic potential energy of rubber slab 7 and sound absorption cotton 8, can its availability factor of effectual improvement.

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. A fan with noise reduction and sound insulation cover comprises a bottom plate (1), and is characterized in that: the top swing joint of bottom plate (1) has the cover body (3), install two connecting plates (2) on the left and right sides lateral wall, antetheca and the back wall of the cover body (3) respectively, all seted up the screw hole on connecting plate (2) and bottom plate (1), and insert the screw in the screw hole, be provided with mounting box (4) in the cover body (3), and the bottom of mounting box (4) and the top fixed connection of bottom plate (1), fixedly connected with L shape hinders baffle (19) between the rear side inner wall of mounting box (4) and the left side inner wall, and the bottom of L shape hinders baffle (19) and the inner chamber bottom fixed connection of mounting box (4), there are rotating vane (17) through pivot and axis swing joint on the antetheca of L shape resistance baffle (19), and the back wall mounting of L shape resistance baffle (19) has driving motor (16) to the inner circle that the pivot rear end on rotating vane (17) back wall passed the bearing is solid with the output shaft of driving motor (16) is solid Decide the connection, rotating vane (17) overcoat is equipped with air-supply line (11), and the back wall of air-supply line (11) and the antetheca fixed connection of L shape separation plate (19), air intake (18) have been seted up to the right side lateral wall of air-supply line (11) near back wall department, and the front end of air-supply line (11) runs through the antetheca of mounting box (4) and cover body (3) in proper order to extend to outside the front side of cover body (3), the back wall of mounting box (4) is close to right side department fixedly connected with out tuber pipe (6), and goes out tuber pipe (6) and be linked together with the inside of mounting box (4), the rear end that goes out tuber pipe (6) runs through the back wall of cover body (3) to extend to outside the back side of cover body (3), the back side outer wall of mounting box (4) is close to left side department and the antetheca of mounting box (4) is close to right side department and installs standpipe (10) respectively, and the left and right sides of standpipe (10, install rubber slab (7) on the left and right sides inner wall of mounting box (4) respectively, be close to rubber slab (7) and locate sliding connection and have piston block (13) in standpipe (10), install a plurality of evenly distributed's buoyancy ball (12) on the lateral wall that piston block (13) and rubber slab (7) kept away from mutually, fixedly connected with movable rod (14) on the lateral wall that piston block (13) and buoyancy ball (12) kept away from mutually, and offer on the lateral wall of standpipe (10) with movable rod (14) assorted through-hole, the through-hole is passed to the one end that movable rod (14) and piston block (13) kept away from mutually to extend to the outer fixedly connected with elastic plate (15) of standpipe (10).

2. The fan with noise reduction and sound insulation cover according to claim 1, wherein: the air inlet pipe (11) and the air outlet pipe (6) are respectively sleeved with a protective sleeve (5), and two ends of the protective sleeve (5) are respectively fixedly connected with the outer wall of the mounting box (4) and the inner wall of the cover body (3).

3. The fan with noise reduction and sound insulation cover according to claim 1, wherein: install on rubber slab (7) and mounting box (4) relative lateral wall and inhale sound cotton (8), inhale sound cotton (8) and set up a plurality of evenly distributed's inhaling sound hole (9) with mounting box (4) relative lateral wall.

4. The fan with noise reduction and sound insulation cover according to claim 1, wherein: and water injection pipes are respectively arranged on the rear wall and the front wall of the two water storage pipes (10), the water injection pipes are communicated with the inside of the water storage pipes (10), and sealing plugs are inserted into the water injection pipes.

5. A fan with noise reducing and sound insulating cover according to claim 3, wherein: the sound absorbing holes (9) are distributed in an array in the vertical direction on the side wall of the sound absorbing cotton (8), and the buoyancy balls (12) are distributed in an array in the vertical direction on the side wall of the piston block (13).

6. A fan with noise reducing and sound insulating cover according to claim 3, wherein: the lateral wall of elastic plate (15) and the lateral wall fixed connection who inhales sound cotton (8), and two inhale the central axis that sound cotton (8) used mounting box (4) and be the bilateral symmetry setting as the symmetry axis.