CN218202236U

CN218202236U - Low-noise water purifier

Info

Publication number: CN218202236U
Application number: CN202222359395.7U
Authority: CN
Inventors: 朱泽春; 曹峰; 刘博�; 俞思航
Original assignee: Hangzhou Joyoung Household Electrical Appliances Co Ltd
Current assignee: Hangzhou Joyoung Household Electrical Appliances Co Ltd
Priority date: 2022-09-02
Filing date: 2022-09-02
Publication date: 2023-01-03
Anticipated expiration: 2032-09-02

Abstract

The utility model relates to a water purification unit technical field discloses a purifier that noise is low, including the casing, locate support and booster pump in the casing, the booster pump passes through damping installation component and transversely installs on the support, is equipped with damping piece between one side of booster pump and the support, damping piece and damping installation component about the horizontal plane longitudinal symmetry at the central axis place of booster pump distribute, the axis of damping installation component is relative horizontal direction slope setting. The utility model provides a purifier that noise is low can weaken the vibration that the booster pump produced in a plurality of degrees of freedom directions. The combined action of the vibration damping part and the vibration damping mounting assembly can avoid the influence of the gravity on the vibration damping mounting assembly or the vibration damping part due to the fact that the gravity of the booster pump is completely pressed on the vibration damping mounting assembly or the vibration damping part, effectively weakens the vibration of the booster pump in the rotation direction of the motor and the axial front and back vibration of the booster pump, improves the vibration damping effect and reduces the vibration noise.

Description

Low-noise water purifier

Technical Field

The utility model relates to a water purification unit technical field, concretely relates to purifier that noise is low.

Background

At present, the purifier has two kinds of forms of vertical purifier and horizontal formula purifier, and wherein, horizontal formula purifier's filter core and booster pump are horizontal in the casing of purifier, and its filter core is convenient for dismouting to be maintained for horizontal formula purifier uses widely gradually in the family. The booster pump of current horizontal formula purifier is usually fixed on the casing or the support of purifier through the fastener with the top mode of hanging or hanging on the side, but this mounting means can lead to the booster pump to produce great vibration and produce great noise in the pump water course of working, and the booster pump of big flux purifier especially, because of its volume and weight are great relatively, the vibration that leads to producing is bigger, and the noise is bigger, seriously influences user experience.

Disclosure of Invention

An object of the utility model is to provide a purifier that noise is low for solve the unsatisfactory problem of damping effect of booster pump in the current horizontal formula purifier.

In order to achieve the above purpose, the utility model provides a purifier that noise is low, including the casing, locate support and booster pump in the casing, the booster pump passes through the damping installation component and transversely installs on the support, is equipped with damping piece between one side of booster pump and the support, and damping piece and damping installation component are about the horizontal plane longitudinal symmetry at the central axis place of booster pump, and the axis of damping installation component is relative horizontal direction slope setting.

The utility model provides a purifier that noise is low, transversely install the booster pump on the support, the axis of damping installation component is relative horizontal direction slope setting, therefore, install the booster pump on the support through the damping installation component that relative horizontal plane set up with the incline direction in the booster pump with the fixed department of being connected of support, make damping force that the damping installation component can produce all become certain contained angle with level and vertical direction, damping force can form the level towards the component and the vertical component up of support, thereby not only there is the damping effect to the booster pump because of the up-and-down vibration that slewing motion caused, can also have the damping effect to the lateral vibration about the booster pump, thereby weaken the vibration that the booster pump produced in a plurality of degree of freedom directions. Through setting up the damping piece, damping piece and the horizontal plane longitudinal symmetry distribution at the central axis place about the booster pump of damping installation component, damping piece and damping installation component combined action, the vertical upward component of damping installation component draws the booster pump, the damping piece forms the support thrust of booster pump upwards to one side, and then constitute "pull-up push down" structure, this kind of structure can avoid the booster pump because self gravity presses completely on damping installation component or damping piece, the influence of dispersion gravity to damping installation component or damping piece, effectively weaken the booster pump during operation at the ascending vibration of motor direction of rotation and along the axial fore-and-aft vibration of booster pump, thereby weaken the vibration of booster pump in the production of a plurality of degrees of freedom directions, improve the damping effect of damping pad, reduce the vibration noise of booster pump, promote user experience.

Preferably, the two sides of the booster pump are provided with vibration damping mounting assemblies which are symmetrical about a vertical plane in which the central axis of the booster pump is located.

The vibration reduction installation assemblies are symmetrically arranged on the two sides of the booster pump, so that the two sides of the booster pump are obliquely hung, the stress of the booster pump is more uniform, the gravity and the vibration force of the booster pump can be better balanced, the vibration of the booster pump in the rotation direction of the motor during working is further limited, and the vibration noise of the booster pump is reduced.

Preferably, a plurality of vibration damping installation assemblies and a plurality of vibration damping pieces are arranged at intervals in the axial direction of the booster pump, and the vibration damping installation assemblies and the vibration damping pieces are arranged in a one-to-one correspondence manner.

Set up a plurality of damping installation component and a plurality of damping piece through the axial interval along the booster pump to make the booster pump even at axial direction's atress, fixed reliable, further avoid the fore-and-aft vibration of booster pump, reduce the vibration noise of booster pump.

Preferably, the vibration reduction mounting assembly comprises a fastener and a hollow vibration reduction column, the fastener penetrates through the hollow vibration reduction column and locks a pump shell and a support of the booster pump, and a noise reduction cavity is formed between a rod body of the fastener and the hollow vibration reduction column.

Utilize the fastener can guarantee the reliable fixed connection between booster pump and the support, avoid the booster pump to drop, form between the body of rod of fastener and the hollow damping post and fall the chamber of making an uproar, play the effect of noise reduction.

Preferably, the noise reduction cavity is internally provided with a damping spring which is sleeved on the fastener and abutted between two ends of the hollow damping column.

Damping spring plays the elasticity damping effect, and damping spring sets up in falling the intracavity portion of making an uproar, utilizes the noise that the isolated damping spring vibration in-process in the chamber of making an uproar produced of falling, improves the noise reduction effect of damping installation component.

Preferably, the hollow damping column comprises a damping sleeve with an opening at one end and a friction pad, the friction pad is embedded in the opening of the damping sleeve, and the friction pad is in interference fit with the side wall of the damping sleeve.

The friction pad is embedded in the opening of the vibration damping sleeve, a relatively closed space is formed between the friction pad and the inner part of the vibration damping sleeve, the effect of isolating noise is achieved, in addition, the friction pad is in interference fit with the side wall of the vibration damping sleeve, the friction surface of the friction pad is subjected to circumferential pressure formed by the vibration damping sleeve, and therefore friction force opposite to vibration force can be generated in the vibration damping process of the vibration damping spring, and the better vibration damping effect can be achieved.

Preferably, the damping member has a concave surface facing the booster pump, the concave surface and the surface of the booster pump enclosing an air damping chamber.

The concave surface is arranged on the vibration damping piece and the surface of the booster pump is surrounded to form the air damping cavity, when the concave surface is in contact with the pump shell of the booster pump, the pump shell can be sucked, the closed air damping cavity is formed between the concave surface and the pump shell of the booster pump, and due to the compressibility of air, the closed air damping cavity can form a similar elastic buffering structure and can play a role in weakening vibration.

Preferably, the other side of the booster pump is provided with a flexible supporting piece, and the flexible supporting piece and the vibration damping mounting assembly are symmetrically distributed on a vertical plane where the central axis of the booster pump is located.

Through setting up flexible support piece, flexible support piece and damping installation component symmetric position, the main objective supports the booster pump when actually falling the experiment, prevents damping installation component and flexible support piece department, and the support itself of booster pump and leg joint department receives great power and takes place to fracture.

Preferably, a flexible supporting member is provided corresponding to the vibration damping member, and the flexible supporting member is symmetrical to the vibration damping member about a vertical plane in which a central axis of the booster pump is located.

The flexible supporting piece is arranged at the symmetrical position of the vibration damping mounting assembly and is also arranged at the symmetrical position of the vibration damping piece, so that the effect of supporting the booster pump when the booster pump is actually dropped in an experiment can be improved, the booster pump is prevented from dropping, and the bracket at the joint of the booster pump and the bracket is broken by a large force.

Preferably, an included angle a formed by the central axis of the vibration damping mounting assembly and the horizontal line is more than or equal to 30 degrees and less than or equal to 60 degrees.

If the included angle a is too small, the installation of the vibration reduction installation assembly is not facilitated, and the booster pump and the bracket are possibly not firmly fixed; if the included angle a is too large, the vibration reduction effect on the rotation direction of the booster pump is weak, therefore, the included angle a is more than or equal to 30 degrees and less than or equal to 60 degrees, the vibration reduction effect of the booster pump can be improved, and the reliable fixation of the booster pump and the bracket is ensured.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is a schematic sectional view of a water purifier according to an embodiment of the present invention.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a schematic structural view of one side of the booster pump and a part of the casing according to an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of another side casing part of the booster pump according to an embodiment of the present invention.

Fig. 5 is an enlarged schematic view of a portion B in fig. 1.

Fig. 6 is an enlarged schematic view of a portion D in fig. 5.

Fig. 7 is a schematic structural view of a damping sleeve according to an embodiment of the present invention.

Fig. 8 is an enlarged schematic view of a portion C in fig. 1.

Fig. 9 is a schematic structural view of a damping member according to an embodiment of the present invention.

Fig. 10 is a schematic sectional view of a water purifier according to another embodiment of the present invention.

Description of reference numerals:

10-a housing; 20-a scaffold; 21-a stent body; 22-a cover; 30-a booster pump; 40-a vibration damping mounting assembly; 50-a vibration damping member; 60-RO filter element; 70-a front filter element; 80-a flexible support; 41-a fastener; 42-hollow damping columns; 421-a damping sleeve; 422-friction pad; 43-a noise reduction cavity; 44-damping spring.

Detailed Description

In order to more clearly explain the overall concept of the present invention, the following detailed description is given by way of example in conjunction with the accompanying drawings.

It should be noted that in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus, the scope of the present invention is not limited by the specific embodiments disclosed below.

As shown in fig. 1 and 2, the utility model provides a low-noise water purifier in an embodiment, including casing 10, locate support 20 and booster pump 30 in the casing 10, booster pump 30 passes through damping installation component 40 and transversely installs on support 20, is equipped with damping piece 50 between one side of booster pump 30 and the support 20, and damping piece 50 and damping installation component 40 are about the horizontal plane longitudinal symmetry at the central axis place of booster pump distribute, and the axis of damping installation component 40 is the slope setting of relative horizontal direction.

It should be noted that, as shown in fig. 1 and fig. 2, the bracket 20 of the present invention includes a bracket body 21 and a cover 22, and the bracket body 21 and the cover 22 enclose an installation cavity of the booster pump 30. The vibration damping mounting assembly 40 is positioned on one side of the booster pump 30 facing the bracket body 21 and fixedly connects the booster pump 30 with the bracket body 21, and the vibration damping piece 50 is positioned on one side of the booster pump 30 facing the bracket body 21 and is abutted between the bracket body 21 and a pump shell of the booster pump.

Specifically, as shown in fig. 1, the water purifier of the present invention further includes an RO filter element 60 disposed above the booster pump 30 and a pre-filter element 70 disposed below the booster pump 30.

The utility model provides a purifier that noise is low, as shown in fig. 1 and 2, transversely install booster pump 30 on support 20, the axis of damping installation component 40 is relative horizontal direction slope setting, therefore, the damping installation component that sets up with the incline direction through relative horizontal plane in booster pump 30 and support 20's the fixed department of being connected installs booster pump 30 on support 20, make damping force that damping installation component 40 can produce all become certain contained angle with level and vertical direction, the contained angle of damping force F and horizontal direction is the axis of damping installation component and the angle an of horizontal direction as in fig. 2, consequently, damping force F that damping installation component 40 produced decomposes into component Fx towards the support and the ascending component Fy of vertical direction in the horizontal direction of following. Thereby having a good vibration damping effect on the vibration (which can be decomposed into left-right vibration and up-down vibration) caused by the revolving motion (as indicated by the hollow arrow f1 in fig. 2) of the booster pump 30. Through setting up damping piece 50, damping piece 50 and damping installation component 40 are about the horizontal plane longitudinal symmetry distribution at the central axis place of booster pump 30, damping piece 50 and the combined action of damping installation component 40, the vertical ascending component Fy of damping installation component draws the booster pump, damping piece forms the support thrust T towards the oblique top to the booster pump, form "pull-up push down" structure, this kind of "pull-up push down" structure can avoid booster pump 30 because gravity G of itself presses completely on damping installation component 40 or damping piece 50, the influence of dispersion gravity to damping piece or damping installation component, effectively weaken the vibration of booster pump 30 during operation in the motor direction of gyration, thereby weaken the vibration that booster pump 30 produced in a plurality of degrees of freedom directions, improve the damping effect of damping pad, reduce the vibration noise of booster pump 30, promote user experience.

In a preferred embodiment, as shown in fig. 3, a plurality of damper mounting assemblies 40 and a plurality of damper members 50 are provided at intervals in the axial direction of the booster pump 30, and the damper mounting assemblies 40 and the damper members 50 are provided in one-to-one correspondence. In the embodiment shown in fig. 3, there are two vibration damping mount assemblies 40 and two vibration damping members 50.

Through setting up a plurality of damping installation component 40 and a plurality of damping 50 along booster pump 30's axial interval to make booster pump 30 even at axial direction's atress, fixed reliable, further avoid booster pump 30 along f2 direction left and right sides vibration in figure 3, avoid the axial fore-and-aft vibration of booster pump promptly, reduce booster pump 30's vibration noise.

In a preferred embodiment, as shown in fig. 1 and 4, the other side of the booster pump 30 is provided with a flexible support 80, and the flexible support 80 and the vibration damping mounting assembly 40 are symmetrically distributed about a vertical plane in which the central axis of the booster pump 30 is located.

Through setting up flexible support piece 80, flexible support piece 80 and the symmetrical position of damping installation component 40, the main objective is support booster pump 30 when actually falling the experiment, prevents that damping installation component 40 and flexible support piece 80 department, the support 20 of booster pump 30 and support 20 junction from receiving great power to break.

More preferably, the flexible support member 80 is provided in correspondence with the vibration attenuating member 50, and the flexible support member 80 is symmetrical to a vertical plane in which the vibration attenuating member 50 is located with respect to the central axis of the booster pump 30.

The flexible supporting member 80 is arranged at the symmetrical position of the vibration damping mounting assembly 40 and at the symmetrical position of the vibration damping member 50, so that the effect of supporting the booster pump 30 during the actual drop experiment can be improved, the booster pump 30 is prevented from dropping, and the bracket 20 at the joint of the booster pump 30 and the bracket 20 is broken by a large force.

Specifically, in the embodiment shown in fig. 4, a total of four flexible supports 80 are provided for vibration damping mounting assembly 40 and vibration damping member 50.

The utility model discloses do not do the restriction to the concrete structure of damping installation component, for example, in a preferred embodiment, as shown in fig. 5, 6, 7, damping installation component 40 includes fastener 41 and hollow damping post 42, and fastener 41 runs through hollow damping post 42 and locks the pump case and the support 20 of booster pump 30, and the chamber 43 of making an uproar falls in the formation between the body of rod of fastener 41 and hollow damping post 42.

Utilize fastener 41 can guarantee the reliable fixed connection between booster pump 30 and the support 20, avoid booster pump 30 to drop, form between the body of rod of fastener 41 and the hollow damping post 42 and fall the chamber 43 of making an uproar, play the effect of noise reduction.

Preferably, as shown in fig. 5, a damping spring 44 is disposed in the noise reduction cavity 43, and the damping spring 44 is sleeved on the fastening member 41 and abuts between two ends of the hollow damping post 42.

Damping spring 44 plays the elastic damping effect, and damping spring 44 sets up inside making an uproar chamber 43 falls, utilizes the noise that the isolated damping spring vibration in-process in the chamber of making an uproar of falling to produce, improves the noise reduction of damping installation component 40.

More preferably, as shown in fig. 6 and 7, the hollow damping cylinder 42 includes a damping sleeve 421 with an opening at one end and a friction pad 422, the friction pad 422 is embedded in the opening of the damping sleeve 421, and the friction pad 422 is in interference fit with the side wall of the damping sleeve 421.

The friction pad 422 and the damping sleeve 421 are made of flexible material, such as rubber. The friction pad 422 is embedded in the opening of the damping sleeve 421, a relatively closed space is formed between the friction pad 422 and the damping sleeve 421 to isolate noise, and the friction pad 422 is in interference fit with the side wall of the damping sleeve 421, as shown in fig. 6, the friction surface of the friction pad 422 is subjected to circumferential pressure f3 formed by the damping sleeve 421, so that a friction force f4 opposite to a vibration force f5 is generated in the damping process of the damping spring, and a better damping effect can be achieved.

The present invention is not limited to the specific structure of the damping member, for example, in a preferred embodiment, as shown in fig. 8 and 9, the damping member 50 has a concave surface 51 facing the booster pump 30, and the concave surface 51 and the surface of the booster pump 30 define an air damping chamber 52.

As shown in fig. 8, by providing a concave surface on the vibration damping member and enclosing an air damping cavity 52 with the surface of the booster pump 30, when the concave surface 51 contacts with the pump housing of the booster pump 30, the pump housing of the booster pump is sucked, and a closed air damping cavity is formed between the concave surface and the pump housing, and due to the compressibility of air, the closed air damping cavity can form an elastic buffer structure, which can play a role in weakening the vibration force f 6.

It should be noted that the present invention is not limited to the specific structure of the flexible supporting member, for example, in a preferred embodiment, as shown in fig. 1 and 4, the flexible supporting member 80 is configured to absorb vibration with the same structure as the vibration absorbing member. Of course, the flexible supporting member 80 may have a different structure from the damping member, for example, the flexible supporting member 80 may be a pad-shaped member to provide a damping support function.

In a preferred embodiment, as shown in FIG. 2, the angle a formed by the central axis of the vibration damping mounting assembly 40 and the horizontal satisfies 30 ≦ a ≦ 60. Preferably, a =60 °.

If the included angle a is too small, the installation of the vibration damping installation assembly 40 is not facilitated, and the booster pump 30 and the bracket 20 may be fixed insecure; if the included angle a is too large, the vibration reduction effect on the rotation direction of the booster pump 30 is weak, therefore, the included angle a is more than or equal to 30 degrees and less than or equal to 60 degrees, the vibration reduction effect of the booster pump 30 can be improved, and the reliable fixation of the booster pump 30 and the bracket 20 is ensured.

In a preferred embodiment, as shown in fig. 10, both sides of the booster pump 30 are provided with damper mounting assemblies 40 that are symmetrical about a vertical plane in which the center axis of the booster pump 30 is located.

The vibration reduction mounting assemblies 40 are symmetrically arranged on the two sides of the booster pump 30, so that the two sides of the booster pump 30 are obliquely hung, the stress of the booster pump 30 is more uniform, the gravity and the vibration force of the booster pump 30 can be better balanced, the vibration of the booster pump 30 in the rotation direction of the motor during working is further limited, and the vibration noise of the booster pump 30 is reduced.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The technical solution protected by the present invention is not limited to the above-mentioned embodiments, and it should be pointed out that the combination of the technical solution of any one embodiment and the technical solutions of one or more other embodiments is within the protection scope of the present invention. Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides a purifier that noise is low, includes the casing, locates support and booster pump in the casing, the booster pump passes through damping installation component horizontal installation on the support, its characterized in that, be equipped with damping piece between one side of booster pump and the support, damping piece and the horizontal plane longitudinal symmetry distribution at the central axis place of damping installation component about the booster pump, damping installation component's axis is relative horizontal direction slope setting.

2. The water purifier with low noise as claimed in claim 1, wherein the two sides of the booster pump are provided with vibration damping mounting components which are symmetrical about a vertical plane in which a central axis of the booster pump is located.

3. The water purifier with low noise as claimed in claim 1 or 2, wherein a plurality of said vibration damping mounting assemblies and a plurality of said vibration damping members are arranged along the axial direction of said booster pump at intervals, and said vibration damping mounting assemblies and said vibration damping members are arranged in one-to-one correspondence.

4. The water purifying machine with low noise as claimed in claim 1, wherein the vibration damping mounting assembly includes a fastening member and a hollow vibration damping column, the fastening member penetrates through the hollow vibration damping column and locks the pump housing of the pressure pump with the bracket, and a noise reduction cavity is formed between the rod body of the fastening member and the hollow vibration damping column.

5. The water purifier with low noise according to claim 4, wherein a damping spring is disposed in the noise reduction chamber, and the damping spring is sleeved on the fastening member and abuts between two ends of the hollow damping column.

6. The water purifier with low noise according to claim 5, wherein the hollow damping column comprises a damping sleeve with an opening at one end and a friction pad, the friction pad is embedded in the opening of the damping sleeve, and the friction pad is in interference fit with the side wall of the damping sleeve.

7. The low-noise water purifier as recited in claim 1, wherein said vibration-damping member has a concave surface facing said booster pump, said concave surface and a surface of said booster pump enclosing an air damping chamber.

8. The water purifier with low noise according to claim 1, wherein a flexible support member is arranged on the other side of the booster pump, and the flexible support member and the vibration damping mounting assembly are symmetrically distributed on a vertical plane where the central axis of the booster pump is located.

9. The water purifier with low noise according to claim 8, wherein the flexible supporting member is disposed corresponding to the vibration damping member, and the flexible supporting member and the vibration damping member are symmetrical about a vertical plane where a central axis of the booster pump is located.

10. The low-noise water purifier as recited in claim 1, wherein an included angle a formed by the central axis of the vibration-damping mounting assembly and the horizontal line is 30 ° to 60 °.