CN220931326U

CN220931326U - Air purifier

Info

Publication number: CN220931326U
Application number: CN202322816765.XU
Authority: CN
Inventors: 严方升; 郑湘; 杨波
Original assignee: Shenzhen Puremate Technology Co Ltd
Current assignee: Shenzhen Puremate Technology Co Ltd
Priority date: 2023-10-19
Filing date: 2023-10-19
Publication date: 2024-05-10
Anticipated expiration: 2033-10-19

Abstract

The utility model discloses an air purifier, which comprises a shell, a circuit board and an adjusting component, wherein the circuit board is arranged on the shell, the adjusting component is arranged on the shell and is electrically connected with the circuit board, the adjusting component comprises a connecting bracket, a display screen component and a knob component, the connecting bracket is fixed on the shell, the display screen component is arranged on the connecting bracket, the knob component comprises a knob ring, the knob ring is sleeved with the display screen component, the knob ring is rotationally connected with the connecting bracket, and the knob ring is used for adjusting the air outlet parameter of the air purifier and is displayed through the display screen. According to the technical scheme, the display screen is integrated in the knob ring, so that the occupied space of the display screen is reduced.

Description

Air purifier

Technical Field

The utility model relates to the technical field of air purification, in particular to an air purifier.

Background

The existing air purifier is used for setting the adjusting knob and the display screen separately, so that the adjusting knob and the display screen occupy a large space.

Disclosure of utility model

The utility model mainly aims to provide an air purifier, which aims to integrate a display screen into a knob ring, so that the occupied space of the display screen is reduced.

In order to achieve the above object, the present utility model provides an air cleaner comprising:

a housing;

a circuit board mounted to the housing;

The adjusting component is arranged on the shell and is electrically connected with the circuit board;

The adjusting assembly comprises a connecting support, a display screen assembly and a knob assembly, wherein the connecting support is fixed on the shell, the display screen assembly is installed on the connecting support, the knob assembly comprises a knob ring, the knob ring is sleeved with the display screen assembly, the knob ring is rotationally connected to the connecting support, and the knob ring is used for adjusting air outlet parameters of the air purifier and displaying the parameters through the display screen.

Optionally, the knob assembly further comprises an encoder, the encoder comprises a fixing seat located at the inner ring and a rotary sleeve located at the outer ring, the encoder is electrically connected with the main circuit board, the knob ring is connected with the rotary sleeve, and the connecting support is connected with the fixing seat.

Optionally, the knob assembly further comprises a transmission part and an encoder, the encoder comprises a fixing seat located at the inner ring and a rotary sleeve located at the outer ring, the encoder is electrically connected with the main circuit board, the knob ring is connected with the rotary sleeve through the transmission part, and the connecting support is connected with the fixing seat.

Optionally, one of the transmission piece and the rotary sleeve is provided with a first clamping hook, the other one of the transmission piece and the rotary sleeve is provided with a first clamping groove, and the transmission piece is connected with the rotary sleeve through the first clamping hook and the first clamping groove.

Optionally, the knob ring is locked to the transmission member by a screw.

Optionally, one of the knob ring and the transmission piece is provided with a first limiting protrusion, the other one of the knob ring and the transmission piece is provided with a first limiting groove, and the knob ring is limited on the transmission piece through the cooperation of the first limiting protrusion and the first limiting groove.

Optionally, one of the connecting bracket and the fixing seat is provided with a second limiting protrusion, the other one of the connecting bracket and the fixing seat is provided with a second limiting groove, and the connecting bracket is mounted on the inner ring of the encoder in a limiting manner through the cooperation of the second limiting protrusion and the second limiting groove.

Optionally, the display screen assembly includes display screen and display circuit board, the display screen with the display circuit board electricity is connected, the display circuit board with main circuit board electricity is connected, the display circuit board install in the linking bridge, the display screen install in the display circuit board deviate from one side of linking bridge.

Optionally, the display screen assembly still includes fixed connection board, fixed connection board install in the fixing base, the display screen orientation one side of fixed connection board is equipped with the erection column, be equipped with the screw hole on the fixed connection board, the erection column pass through the spiro union piece lock in screw hole department, the display circuit board bond in the display screen orientation one side of fixed connection board.

Optionally, the display screen assembly further includes a spring, the display screen includes a display screen main body and is installed in the touch display lens of display screen main body, including button district and display area on the touch display lens, be equipped with the spring through-hole in the display screen main body, the spring through-hole corresponds the button district sets up, the spring is located in the spring through-hole, just the both ends of spring respectively with touch display lens with the display circuit board electricity is connected.

Optionally, the knob ring is made of metal, and the display screen is all accommodated in the knob ring.

Optionally, the display screen is any one of an LED display screen, an LCD display screen, a CRT display screen, and an OLED display screen.

The air purifier comprises a shell, a circuit board and an adjusting component, wherein the circuit board and the adjusting component are arranged on the shell, the adjusting component is electrically connected with the circuit board, the adjusting component further comprises a connecting bracket, a display screen component and a knob component, the connecting bracket is fixed on the shell, the display screen component is arranged on the connecting bracket, the knob component comprises a knob ring, the knob ring is rotationally connected to the connecting bracket, the circuit board can acquire rotation information of the knob ring, and further, the rotation information of the knob ring is converted into electric signals to be transmitted to a display screen and related modules of the air purifier, so that air outlet parameters of the air purifier are adjusted, and the air outlet parameters are displayed through the display screen; the knob ring is sleeved on the display screen assembly, so that the display screen is integrated in the knob ring, and the occupied space of the display screen is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of an air purifier according to an embodiment of the present utility model;

FIG. 2 is an exploded view of the adjustment assembly of FIG. 1;

FIG. 3 is a cross-sectional view of the adjustment assembly of FIG. 1;

FIG. 4 is a schematic view of the knob ring of FIG. 1;

FIG. 5 is a schematic diagram of the transmission member of FIG. 1;

FIG. 6 is a schematic diagram of the encoder of FIG. 1;

fig. 7 is an exploded view of the display screen body and display lens of fig. 1.

Reference numerals illustrate:

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. 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.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is 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 at least one such feature. In addition, "and/or" throughout this document includes three schemes, taking a and/or B as an example, including a technical scheme, a technical scheme B, and a technical scheme that both a and B satisfy; in addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

Referring to fig. 1 to 3. The utility model proposes an air purifier comprising:

a housing 10;

A circuit board mounted to the housing 10;

The adjusting component 2 is arranged on the shell 10 and is electrically connected with the circuit board;

The adjusting component 2 comprises a connecting support 21, a display screen component 22 and a knob component 23, wherein the connecting support 21 is fixed on the shell 10, the display screen component 22 is installed on the connecting support 21, the knob component 23 comprises a knob ring 231, the knob ring 231 is sleeved with the display screen component 22, the knob ring 231 is rotationally connected with the connecting support 21, and the knob ring 231 is used for adjusting air outlet parameters of the air purifier and displaying through the display screen.

The air purifier in the technical scheme of the utility model comprises a shell 10, a circuit board and an adjusting component 2, wherein the circuit board and the adjusting component 2 are arranged on the shell 10, the adjusting component 2 is electrically connected with the circuit board, the adjusting component 2 further comprises a connecting bracket 21, a display screen component 22 and a knob component 23, the connecting bracket 21 is fixed on the shell 10, the display screen component 22 is arranged on the connecting bracket 21, the knob component 23 comprises a knob ring 231, the knob ring 231 is rotationally connected with the connecting bracket 21, the circuit board can acquire the rotation information of the knob ring 231, and further, the rotation information of the knob ring 231 is converted into an electric signal to be transmitted to a relevant module of the display screen and the air purifier, so that the air outlet parameters of the air purifier are adjusted and displayed through the display screen; the knob ring 231 is sleeved on the display screen assembly 22, so that the display screen is integrated in the knob ring 231, and the occupied space of the display screen is reduced.

Referring to fig. 2 to 7, in an embodiment, the knob assembly 23 further includes an encoder 232, the encoder 232 includes a fixing base 2321 located at an inner ring and a rotating sleeve 2322 located at an outer ring, the encoder 232 is electrically connected to the main circuit board, the knob ring 231 is connected to the rotating sleeve 2322, and the connection bracket 21 is connected to the fixing base 2321. The main circuit board is electrically connected with the encoder 232, so that the rotation parameters of the rotary sleeve 2322 of the outer ring of the encoder 232 are obtained, the rotation parameters are converted into electric signals and transmitted to the display screen assembly 22 and other modules of the air purifier, and the air outlet parameters of the air purifier are adjusted and displayed through the display screen.

In another embodiment, the knob assembly 23 further includes a transmission member 233 and an encoder 232, the encoder 232 includes a fixing base 2321 disposed on an inner ring and a rotating sleeve 2322 disposed on an outer ring, the encoder 232 is electrically connected to the main circuit board, the knob ring 231 is connected to the rotating sleeve 2322 through the transmission member 233, and the connection bracket 21 is connected to the fixing base 2321. The transmission connection between the knob ring 231 and the rotating sleeve 2322 is realized through the transmission piece 233, so that a transmission path is increased, meanwhile, as a user can often contact the knob ring 231, and the knob ring 231 can protrude out of the surface of the shell 10, the knob is easy to damage, and therefore, the knob ring 231 and the transmission piece 233 are arranged in a split manner, the knob is convenient to replace, and daily use and maintenance cost are reduced.

Of course, in other embodiments, the resistance may be adjusted by rotating the knob ring 231, and then adjusting the air outlet parameters of the air purifier may be achieved.

In this embodiment, one of the transmission member 233 and the rotating sleeve 2322 is provided with a first hook 2334, the other one is provided with a first slot 2324, and the transmission member 233 is connected to the rotating sleeve 2322 through the first hook 2334 and the first slot 2324. After the first clamping hook 2334 on the transmission member 233 and the first clamping groove 2324 on the rotary sleeve 2322 are aligned, the transmission member 233 and the rotary sleeve 2322 are inserted in an opposite mode along the axial direction of the knob ring 231 until the first clamping hook 2334 abuts against the groove wall of the first clamping groove 2324, so that the transmission member 233 and the rotating peripheral surface are limited, and the transmission member 233 and the rotary sleeve 2322 are limited in the axial direction only from one direction, and accordingly the installation and the disassembly of the transmission member 233 and the rotary sleeve 2322 are facilitated. The first clamping hook 2334 and the first clamping groove 2324 are stable and reliable in clamping limiting mode, convenient to connect, high in reliability and low in cost.

Further, the knob ring 231 is locked to the transmission member 233 by a screw. The screw locking mode is simple and reliable, the stability is strong, the installation strength is high, and the price is low, so that the connection strength between the knob ring 231 and the transmission piece 233 is high.

Further, one of the knob ring 231 and the transmission member 233 is provided with a first limiting protrusion 2335, and the other one of the knob ring 231 and the transmission member 233 is provided with a first limiting groove 2311, and the knob ring 231 is limited on the transmission member 233 by the cooperation of the first limiting protrusion 2335 and the first limiting groove 2311. The first limiting protrusion 2335 and the first limiting groove 2311 extend radially, so that the rotation of the knob ring 231 can drive the transmission member 233 to rotate through the cooperation of the first limiting protrusion 2335 and the first limiting groove 2311, the synchronism between the knob ring 231 and the transmission member 233 is further improved, the possibility of slipping between the knob ring 231 and the transmission member 233 is reduced, the stability between the knob ring 231 and the transmission member 233 is improved, and the control precision of the knob ring 231 is improved.

The outer peripheral surface of the knob ring 231 is provided with a plurality of anti-slip protrusions at intervals, so that a user can conveniently rotate the knob ring 231, friction force of the outer peripheral surface of the knob ring 231 is improved, and experience of the user is improved.

Specifically, one of the connection bracket 21 and the fixing seat 2321 is provided with a second limiting protrusion 211, the other one of the connection bracket 21 and the fixing seat 2321 is provided with a second limiting groove 2323, and the connection bracket 21 is mounted on the inner ring of the encoder 232 in a limiting manner through the cooperation of the second limiting protrusion 211 and the second limiting groove 2323. The spacing protruding 211 of second and the spacing groove 2323 interval of second is equipped with a plurality ofly, and a spacing protruding 211 of second corresponds the spacing groove 2323 setting of a second, and the length and the width of a plurality of spacing protruding 211 of second can be different to make linking bridge 21 limit in fixing base 2321 through spacing protruding 211 of second and spacing groove 2323 of second, thereby make linking bridge 21 only insert in fixing base 2321 along the axial of knob ring 231. The second limiting protrusion 211 and the second limiting groove 2323 are simple in structure, convenient to install and high in connection strength.

In this embodiment, the display screen assembly 22 includes a display screen and a display circuit board, the display screen is electrically connected with the display circuit board, the display circuit board is electrically connected with the main circuit board, the display circuit board is mounted on the connection bracket 21, and the display screen is mounted on a side of the display circuit board facing away from the connection bracket 21. The display circuit board is used for acquiring rotation parameters of the rotary sleeve 2322 of the outer ring of the encoder 232, and then transmitting the rotation parameters to the main circuit board and the display screen respectively, so that the main circuit board controls the air purifier, and then adjusts the air outlet parameters corresponding to the air purifier and displays the air outlet parameters through the display screen.

Specifically, the display screen assembly further comprises a fixed connection plate 224, the fixed connection plate 224 is installed in the fixing seat 2321, a mounting column is arranged on one side of the display screen, facing the fixed connection plate, a screw hole is formed in the fixed connection plate, the mounting column is locked at the screw hole through a screw connector, and the display circuit board 223 is adhered to one side of the display screen, facing the fixed connection plate 224. The spring 234 plays a role of communicating the touch display lens 222 with the display circuit board 223, and touches a functional area of the touch display lens 222, so that capacitance information is changed, trigger information is transmitted to the display circuit board 223, and then corresponding functional modules are controlled to perform corresponding functions through the main circuit board. The functions may be, among others, turning on and off of the air purifier, switching on and off of the display screen, networking functions, brightness or color shifting of the display screen assembly 22, etc.

In this embodiment, the display screen assembly 22 further includes a spring 234, the display screen includes a display screen main body 221 and a touch display lens 222 mounted on the display screen main body 221, the touch display lens 222 includes a key area and a display area, the spring through hole 2211 is disposed corresponding to the key area, the display screen main body 221 is provided with a spring through hole 2211, the spring 234 is located in the spring through hole 2211, and two ends of the spring 234 are respectively electrically connected with the touch display lens 222 and the display circuit board 223. Spring 234 serves to contact electrical communication between display lens 222 and display circuit board 223. Of course, the light piece can be installed at the edge of the installation hole 111, and the light piece is electrically connected with the display circuit board 223, so that the air purifier displays the air quality through lights with different colors by detecting the surrounding air quality, and the user is clearly shown in a straight tube.

Further, the touch display lens 222 is provided with a clamping hole 2221, the display screen main body 221 is provided with a clamping protrusion 2212, and the touch display lens 222 is clamped into the clamping hole 2221 through the clamping protrusion 2212 and is in buckling connection with the display screen main body 221, so that the touch display lens 222 is convenient to mount and dismount, the touch display lens 222 is easy to wear, the touch display lens 222 and the display screen are separated, the touch display lens 222 is replaced after being worn, the daily use maintenance cost of the display screen is reduced, and the experience of a user is improved.

The knob ring 231 is made of metal, and the display screen is entirely contained in the knob ring 231. It can be appreciated that the knob ring 231 is ring-shaped, and has a relatively thin thickness, and the knob ring 231 made of metal not only increases the structural strength of the knob ring 231, but also protects the display screen assembly 22 inside the knob ring 231 from being damaged, thereby preventing the display screen assembly 22 from being damaged due to deformation of the knob ring 231, and further improving the service life of the air purifier. Meanwhile, the outer surface of the display screen is generally made of transparent materials, if the surface is scratched, the problem of unclear display is easily caused, and the knob ring 231 is protruded out of the shell 10, so that the display screen is fully contained in the knob ring 231, the possibility that the display screen is scratched is reduced, abrasion of the display screen is reduced, and the service life of the display screen is prolonged.

Optionally, the display screen is any one of an LED display screen, an LCD display screen, a CRT display screen, and an OLED display screen. The display screens have stable and reliable performance and higher cost performance, so that the experience of users is improved, and the use cost is reduced.

The foregoing description is only of the optional embodiments of the present utility model, and is not intended to limit the scope of the utility model, and all the equivalent structural changes made by the description of the present utility model and the accompanying drawings or the direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims

1. An air purifier, comprising:

a housing (10);

A main circuit board mounted to the housing (10);

The adjusting component (2) is arranged on the shell (10) and is electrically connected with the main circuit board;

Wherein, adjusting part (2) are including linking bridge (21), display screen subassembly (22) and knob subassembly (23), linking bridge (21) are fixed in casing (10), display screen subassembly (22) install in linking bridge (21), knob subassembly (23) include knob ring (231), knob ring (231) cover is established display screen subassembly (22), knob ring (231) rotate connect in linking bridge (21), knob ring (231) are used for adjusting air-out parameter of air purifier, and pass through the display screen shows.

2. The air purifier of claim 1, wherein the knob assembly (23) further comprises an encoder (232), the encoder (232) comprises a fixed seat (2321) located at an inner ring and a rotary sleeve (2322) located at an outer ring, the encoder (232) is electrically connected with the main circuit board, the knob ring (231) is connected with the rotary sleeve (2322), and the connecting bracket (21) is connected with the fixed seat (2321).

3. The air purifier as recited in claim 1, wherein the knob assembly (23) further comprises a transmission member (233) and an encoder (232), the encoder (232) comprises a fixed seat (2321) located at an inner ring and a rotary sleeve (2322) located at an outer ring, the encoder (232) is electrically connected with the main circuit board, the knob ring (231) is connected with the rotary sleeve (2322) through the transmission member (233), and the connecting bracket (21) is connected with the fixed seat (2321).

4. An air cleaner according to claim 3, wherein one of the transmission member (233) and the swivel housing (2322) is provided with a first catch (2334), wherein the other is provided with a first catch groove (2324), and wherein the transmission member (233) is connected to the swivel housing (2322) via the first catch (2334) and the first catch groove (2324).

5. An air cleaner according to claim 3, wherein the knob ring (231) is locked to the transmission member (233) by means of a screw.

6. The air cleaner of claim 5, wherein one of the knob ring (231) and the transmission member (233) is provided with a first limit protrusion (2335), and the other one thereof is provided with a first limit groove (2311), and the knob ring (231) is limited to the transmission member (233) by the engagement of the first limit protrusion (2335) and the first limit groove (2311).

7. An air cleaner according to claim 2 or 3, wherein one of the connection bracket (21) and the fixing base (2321) is provided with a second limiting protrusion (211), the other one is provided with a second limiting groove (2323), and the connection bracket (21) is mounted on the inner ring of the encoder (232) in a limiting manner through the cooperation of the second limiting protrusion (211) and the second limiting groove (2323).

8. The air purifier of claim 7 wherein the display assembly (22) comprises a display screen and a display circuit board, the display screen being electrically connected to the display circuit board (223), the display circuit board being electrically connected to the main circuit board, the display circuit board being mounted to the connection bracket (21), the display screen being mounted to a side of the display circuit board facing away from the connection bracket (21).

9. The air purifier of claim 8, wherein the display screen assembly further comprises a fixed connection plate (224), the fixed connection plate (224) is mounted on the fixed seat (2321), a mounting post is arranged on one side of the display screen facing the fixed connection plate, a screw hole is arranged on the fixed connection plate, the mounting post is locked at the screw hole through a screw connector, and the display circuit board (223) is adhered to one side of the display screen facing the fixed connection plate (224).

10. The air purifier of claim 9, wherein the display assembly (22) further comprises a spring (234), the display comprises a display main body (221) and a touch display lens (222) mounted on the display main body (221), the touch display lens (222) comprises a key area and a display area, the display main body (221) is provided with a spring through hole (2211), the spring through hole (2211) is arranged corresponding to the key area, the spring (234) is located in the spring through hole (2211), and two ends of the spring (234) are respectively electrically connected with the touch display lens (222) and the display circuit board (223).

11. The air purifier of claim 8, wherein the knob ring (231) is made of metal, and the display screen is entirely contained in the knob ring (231).

12. The air purifier of claim 8, wherein the display is any one of an LED display, an LCD display, a CRT display, and an OLED display.