CN220859989U - Noise reduction device of dust collector - Google Patents

Abstract

The utility model relates to the technical field of dust collectors, in particular to a noise reduction device of a dust collector, which comprises a machine body, wherein an installation seat is fixedly arranged in the machine body, a groove is formed in the installation seat, a piston is movably arranged in the groove, a telescopic rod is fixedly arranged at the top end of the piston, a first spring is sleeved on the surface of the telescopic rod, and a plurality of ventilation holes are formed in the top end of a ventilation groove. According to the utility model, the rotating handle is rotated to drive the screw rod to move, the moving plate approaches the exhaust fan at the moment, the moving plate moves forwards, when the moving plate moves to a proper position, the rotation is stopped, the exhaust fan starts to work, the telescopic rod is pressed to move downwards through the movement of the exhaust fan, the spring is driven to press downwards at the moment, the piston is driven to move downwards, the piston presses air in the groove downwards, and the exhaust fan is cooled; after the work is finished, the exhaust fan switch is closed, at the moment, the exhaust fan is lifted to drive the telescopic rod and the moving rod to move upwards, and at the moment, the piston returns to the original position.

Description

Noise reduction device of dust collector

Technical Field

The utility model relates to the technical field of dust collectors, in particular to a noise reduction device of a dust collector.

Background

In general, a vacuum cleaner mainly includes a suction device and a suction line, and the suction device is mainly composed of a motor and a fan. When the dust collector runs, the motor drives the impeller of the fan to rotate at a high speed, air in the dust collector is discharged, instantaneous vacuum is formed in the dust collector, a quite high negative pressure difference is formed between the dust collector and the outside atmosphere, and dust near the suction head is sucked into the dust collector through the suction port together with the air under the action of the negative pressure difference. The air containing dust is filtered by a plurality of filters in the machine and is discharged out of the dust collector from the air outlet, so that the effects of removing dust and cleaning the ground are achieved. However, the existing dust collectors have high noise when in use.

In a noise reduction device of a dust collector with a Chinese patent application publication of CN216256879U, an air pump is arranged through a bolt, one side of the air pump is provided with an air suction end, and the top of a noise reduction box is clamped with a noise reduction box clamping cover; the exhaust window is utilized to facilitate the discharge of gas output by the exhaust end, the damping plate is made of TPU material, the elasticity is high, the damping performance is good, the mechanical noise generated by vibration of the air pump is avoided, the effect is remarkable, the sound absorbing cotton filled in the hollow interlayer is utilized, the sound absorbing effect is outstanding, the function of noise reduction is achieved, the operation is complex, the cost is high, the heat cannot be dissipated, and the long-time use is not facilitated.

Disclosure of utility model

The present utility model is directed to a noise reduction device for a vacuum cleaner, so as to solve the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides a noise reduction device of dust catcher, includes the organism, the inside fixed mount pad that is provided with of organism, a plurality of recesses have all been seted up at mount pad topside both ends, the recess activity is provided with the piston, the fixed telescopic link that is provided with in piston top, telescopic link surface cover is equipped with the spring, the fixed braced frame that is provided with in telescopic link top, the fixed air exhauster that is provided with in braced frame top, braced frame is kept away from air exhauster one side and is provided with the lead screw through the screw hole activity, the lead screw is close to the fixed movable plate that is provided with in air exhauster one end, ventilation groove has been seted up to inside the mount pad.

Preferably, a limiting rod is fixedly arranged at the bottom end of one side of the movable plate far away from the exhaust fan, and the limiting rod penetrates through the supporting frame through the movable hole;

Preferably, a limiting plate is fixedly arranged at the top end inside the groove, and the telescopic rod passes through the limiting plate through the movable hole;

preferably, one end of the screw rod, which is far away from the exhaust fan, is fixedly provided with a rotating handle;

Preferably, a sponge is fixedly arranged on one side of the movable plate close to the exhaust fan;

Preferably, the ventilation groove is connected with the groove, and a plurality of ventilation holes are formed in the top end of the ventilation groove.

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

1. this noise reduction device of dust catcher uses through the cooperation between mount pad, the telescopic link, the spring, the recess, the piston, the carriage, ventilation groove and ventilation hole isotructure for the air exhauster is at the during operation, carry out the effect of shock attenuation noise reduction to the air exhauster, and piston movement extrusion air drives the air flow moreover, can cool down the heat dissipation effect to the air exhauster, thereby improved the life of air exhauster, through the motion of spring, cushion the air exhauster, the motion of piston uses and just can accomplish through the use of air exhauster moreover, automatic use has been realized, the waste to the resource has been avoided, this noise reduction device's functionality has been improved.

2. This noise reduction device of dust catcher uses through the cooperation between supporting frame cooperation lead screw, commentaries on classics handle, the movable plate isotructure, can fix spacingly to the air exhauster, prevents to remove in the air exhauster use, causes the damage of air exhauster, has improved the safety in utilization of air exhauster, and fixed mode easy operation.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is an enlarged schematic view of the present utility model at A in FIG. 2;

fig. 4 is an enlarged schematic view of the present utility model at B in fig. 1.

In the figure: 1. a body; 2. a mounting base; 3. a groove; 4. a piston; 5. a telescopic rod; 6. a spring; 10. a support frame; 11. an exhaust fan; 12. a screw rod; 13. a moving plate; 14. a ventilation groove; 15. a vent hole; 16. a limit rod; 17. a limiting plate; 18. a rotating handle; 19. and (3) a sponge.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a number" is two or more, unless explicitly defined otherwise.

Referring to fig. 1-4, the present utility model provides a technical solution:

The utility model provides a noise reduction device of dust catcher, including organism 1, organism 1 inside is fixed to be provided with mount pad 2, a plurality of recesses 3 have all been seted up at mount pad 2 topside both ends, recess 3 activity is provided with piston 4, piston 4 top is fixed to be provided with telescopic link 5, telescopic link 5 surface cover is equipped with spring 6, telescopic link 5 top is fixed to be provided with braced frame 10, braced frame 10 top is fixed to be provided with air exhauster 11, braced frame 10 is provided with lead screw 12 through the screw hole activity from air exhauster 11 one side, lead screw 12 is close to air exhauster 11 one end and is fixed to be provided with movable plate 13, ventilation groove 14 has been seted up to mount pad 2 inside.

Preferably, the bottom end of one side of the moving plate 13 far away from the exhaust fan 11 is fixedly provided with a limiting rod 16, and the limiting rod 16 passes through the supporting frame 10 through a movable hole; the moving plate 13 is limited to prevent the moving plate 13 from rotating along with the screw rod 12 when the screw rod rotates.

Preferably, the top end inside the groove 3 is fixedly provided with a limiting plate 17, and the telescopic rod 5 passes through the limiting plate 17 through a movable hole; preventing the spring 6 from falling.

Preferably, a rotating handle 18 is fixedly arranged at one end of the screw rod 12 far away from the exhaust fan 11; the screw 12 is conveniently rotated.

Preferably, a sponge 19 is fixedly arranged on one side of the movable plate 13 close to the exhaust fan 11; conversely, when the moving plate 13 is moved, damage is caused to the suction fan 11.

Preferably, the ventilation groove 14 is connected with the groove 3, and a plurality of ventilation holes 15 are formed in the top end of the ventilation groove 14. And cooling and reducing noise.

When the noise reduction device of the dust collector is used, the machine body 1 is an outer shell of the dust collector, the noise reduction device is a supporting frame 10 and other components used for supporting the exhaust fan 11 inside the machine body 1, when the exhaust fan 11 is assembled on the supporting frame 10, the screw rod 12 is driven to move through the rotating handle 18, the moving plate 13 is close to the exhaust fan 11 at the moment, because the bottom end of the moving plate 13 is provided with the limiting rod 16, the moving plate 13 is limited, when the screw rod 12 rotates, the moving plate 13 moves forwards, when moving to a proper position, rotation is stopped, when the dust collector works, the exhaust fan 11 can generate noise due to working vibration, vibration generated by working of the exhaust fan 11 can press the telescopic rod 5 to move downwards, at the moment, the spring 6 is driven to extrude downwards because the bottom end of the telescopic rod 5 is provided with the piston 4, when the telescopic rod 5 moves downwards, the piston 4 extrudes air inside the groove 3 downwards, the extruded air moves towards the ventilation groove 14 because the top end of the groove 14 is provided with a plurality of ventilation holes 15, and therefore, the air is blown out of the ventilating hole 11 from the 15, the vibration of the exhaust fan 11 can reduce the noise of the vibration of the exhaust fan, and the vibration of the exhaust fan is relieved, and the vibration of the exhaust fan is formed.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. Noise reduction device of dust catcher, including organism (1), its characterized in that: the utility model discloses a machine body, including organism (1), including engine body, air exhauster (11), air exhauster (10), air exhauster (11) are kept away from to air exhauster (10), and air exhauster (11) one side is provided with lead screw (12) through the screw hole activity, lead screw (12) are close to air exhauster (11) one end fixed movable plate (13) that is provided with, air exhauster (14) are offered to inside being provided with of mount pad (2), telescopic link (5) surface cover is equipped with spring (6), telescopic link (5) top is fixed support frame (10).

2. The noise reduction device of a vacuum cleaner according to claim 1, wherein: the bottom end of one side of the movable plate (13) far away from the exhaust fan (11) is fixedly provided with a limiting rod (16), and the limiting rod (16) passes through the supporting frame (10) through a movable hole.

3. The noise reduction device of a vacuum cleaner according to claim 1, wherein: the top inside the groove (3) is fixedly provided with a limiting plate (17), and the telescopic rod (5) passes through the limiting plate (17) through a movable hole.

4. The noise reduction device of a vacuum cleaner according to claim 1, wherein: one end of the screw rod (12) far away from the exhaust fan (11) is fixedly provided with a rotating handle (18).

5. The noise reduction device of a vacuum cleaner according to claim 1, wherein: a sponge (19) is fixedly arranged on one side of the moving plate (13) close to the exhaust fan (11).

6. The noise reduction device of a vacuum cleaner according to claim 1, wherein: the ventilation groove (14) is connected with the groove (3), and a plurality of ventilation holes (15) are formed in the top end of the ventilation groove (14).