CN213232829U - Knob module, control panel assembly and clothes treating apparatus - Google Patents

Abstract

The utility model relates to a clothing processing technology field specifically provides a knob module, control panel assembly and clothing treatment facility. The utility model aims at solving the problem that water can reach the computer board through the knob. Mesh for this reason, the utility model discloses a knob module includes the knob subassembly, LED display lamp group and PCB board, be formed with installation space between knob subassembly and the PCB board, LED display lamp group sets up in this installation space, the knob module still includes the water conservancy diversion component, the water conservancy diversion component sets up between knob subassembly and PCB board, be formed with collecting tank and the guiding gutter that communicates each other on the water conservancy diversion component, the collecting tank is annular and middle part is formed with the slotted hole, LED display lamp group passes the slotted hole and is connected with the PCB board, the collecting tank stretches into in the collecting tank towards knob subassembly and knob subassembly's partly, so that the liquid of flowing through the knob module flows out via collecting tank and guiding gutter. The utility model discloses a setting up of water conservancy diversion component has avoided liquid to arrive the PCB board and then the emergence of the PCB board short circuit scheduling problem that leads to through the knob module.

Description

Knob module, control panel assembly and clothes treating apparatus

Technical Field

The utility model relates to a clothing processing technology field specifically provides a knob module, control panel assembly and clothing treatment facility.

Background

Along with the pace of life of people becoming faster, the convenience of washing machines is becoming more and more popular with people in daily life. The washing machine is generally configured with a plurality of washing modes so as to meet a plurality of washing requirements of a user, such as fast washing, bedding care, ultra-soft care, etc. generally, an operation area is provided on a front panel of the washing machine so that the user can select the corresponding washing mode, either by key operation or knob operation, etc. Taking the knob as an example, a mounting hole corresponding to the knob is arranged on the front panel of the washing machine, and the knob is arranged at the mounting hole.

However, the washing machine is used in a humid environment, and water may be sprayed directly onto the front panel of the washing machine, so that water may enter the washing machine through a gap between the knob and the mounting hole, and further, components and computer boards inside the washing machine are affected with damp and even short-circuited.

Accordingly, there is a need in the art for a new solution to the above problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the above-mentioned problems in the prior art, i.e. to solve the problem that water may reach the computer board through the knob, the utility model provides, in a first aspect, a knob module, the knob module comprises a knob component, an LED display lamp group and a PCB, an installation space is formed between the knob component and the PCB, the LED display lamp group is arranged in the installation space, wherein the knob module further comprises a flow guide member disposed between the knob assembly and the PCB, a liquid collecting groove and a flow guide groove which are communicated with each other are formed on the flow guide component, the liquid collecting groove is annular, a groove hole is formed in the middle of the liquid collecting groove, the LED display lamp group penetrates through the slotted hole to be connected with the PCB, the liquid collecting groove faces the knob assembly, and a part of the knob assembly extends into the liquid collecting groove, so that liquid flowing through the knob module flows out through the liquid collecting groove and the diversion trench.

In the preferable technical scheme of the knob module, a connection structure extends outwards along the circumferential direction on one side of the flow guide member, which is far away from the liquid collecting tank, and the flow guide member is connected with the PCB in a matching manner through the connection structure.

In a preferred technical solution of the above knob module, the connection structure includes a positioning column and a clamping jaw, the PCB board is correspondingly provided with a positioning hole and a clamping hole, the positioning column is inserted into the positioning hole, and the clamping jaw is connected with the clamping hole in a clamping manner.

In the preferred technical scheme of the above knob module, the knob assembly comprises a knob cover, a knob lining and a knob sleeve, the knob cover is connected with the knob lining in a matching mode, the knob lining is connected with the knob sleeve in a matching mode, and the knob cover, the knob lining, the knob sleeve and the PCB are jointly surrounded to form the installation space.

In the preferred technical scheme of the knob module, the knob liner is clamped on the inner wall of the knob cover, and the knob sleeve is clamped on the inner wall of the knob liner.

In a preferred embodiment of the above knob module, the knob sleeve includes an outer annular wall and an inner annular wall connected to each other, wherein the outer annular wall is clamped to an inner wall of the knob liner, and an end of the outer annular wall, which is far from the knob cover, extends into the liquid collecting tank.

In the preferred technical scheme of above-mentioned knob module, the knob subassembly still includes the module cover, still be connected with the control module group on the PCB board, the module cover is connected with control module group accordant connection, the interior rampart stretches into in the slotted hole with the module cover joint.

In the preferred technical scheme of above-mentioned knob module, LED display banks includes LED lamp plate and installing support, the LED lamp plate install in the installing support to after the installation, the stitch of LED lamp plate passes the slotted hole with the PCB board is connected, the installing support passes the slotted hole with the PCB board joint.

As can be understood by those skilled in the art, in a novel technical scheme, the knob module comprises a knob assembly, an LED display lamp group and a PCB, wherein an installation space is formed between the knob assembly and the PCB, and the LED display lamp group is arranged in the installation space. The knob module further comprises a flow guide component, and the flow guide component is arranged between the knob assembly and the PCB, so that liquid flowing through the knob assembly can be prevented from reaching the PCB, and the PCB is affected with damp and even short circuit. The liquid collecting groove and the flow guide groove are formed in the flow guide component and are communicated with each other, the liquid collecting groove is annular, a slotted hole is formed in the middle of the liquid collecting groove, the LED display lamp group penetrates through the slotted hole to be connected with the PCB, the liquid collecting groove faces the knob assembly, and one part of the knob assembly extends into the liquid collecting groove, so that liquid flowing through the knob assembly can be better guided into the liquid collecting groove through the knob assembly and then flows out through the flow guide groove, and the liquid flowing through the knob assembly can be better prevented from reaching the PCB.

The utility model discloses an among the preferred technical scheme, one side that the collecting tank was kept away from to the water conservancy diversion component has connection structure along circumference outside extension, like jack catch etc. the water conservancy diversion component matches through this connection structure and PCB board and meets, just so also sets up the water conservancy diversion component between knob subassembly and PCB board. Preferably, the connecting structure comprises a positioning column and a clamping jaw, the PCB board is correspondingly provided with a positioning hole and a clamping hole, and the flow guide component is fixedly connected with the PCB board through the insertion of the positioning column and the positioning hole and the clamping of the clamping jaw and the clamping hole, so that the flow guide component is arranged between the knob assembly and the PCB board.

Further, the knob assembly comprises a knob cover, a knob lining and a knob sleeve, the knob cover is connected with the knob lining in a matching mode, and the knob lining is connected with the knob sleeve in a matching mode, so that the installation space can be formed by the knob cover, the knob lining, the knob sleeve and the PCB in a surrounding mode. Preferably, the knob inside lining joint is in the inner wall of knob lid, and the knob cover joint is in the inner wall of knob inside lining, has just so realized that the matching of knob lid and knob inside lining meets, and the matching of knob inside lining and knob cover meets. Obviously, the knob cover and the knob liner, and the knob liner and the knob sleeve can be matched and connected in other ways, such as matching and connecting through internal threads and external threads, and the like.

Furthermore, the knob sleeve comprises an outer ring wall and an inner ring wall which are connected with each other, and the outer ring wall is clamped on the inner wall of the knob lining, so that the knob sleeve and the knob lining are clamped. The end part of the outer ring wall, which is far away from the knob cover, extends into the liquid collecting tank, so that liquid flowing through the knob assembly can enter the liquid collecting tank through the knob cover, the knob lining and the outer ring wall in sequence, and the liquid flowing through the knob assembly can be better prevented from reaching the PCB.

Further, the knob assembly further comprises a module sleeve, the PCB is further connected with a control module, the module sleeve is connected with the control module in a matched mode, the inner ring wall extends into the groove hole and is connected with the module sleeve in a clamped mode, and therefore connection between all parts of the knob assembly and connection between the knob assembly and the PCB are achieved.

Further, the LED display lamp group comprises an LED lamp panel and a mounting bracket, the LED lamp panel can be installed in the installation space by means of the mounting bracket, in addition, under the installed state, pins of the LED lamp panel penetrate through slotted holes to be connected with the PCB, the mounting bracket penetrates through the slotted holes to be connected with the PCB in a clamped mode, and therefore the LED display lamp group can be better arranged in the installation space.

The utility model discloses the second aspect still provides a control panel assembly, control panel assembly includes control panel and knob module, is formed with the mounting hole on the control panel, the knob module sets up in the mounting hole, and control panel has seted up the opening in the position corresponding to the guiding gutter.

Through the opening that sets up on control panel, the liquid that blocks via the water conservancy diversion component collects to the catch basin after, flows through guiding gutter, opening in proper order to can block liquid better and reach the PCB board.

It should be noted that the control panel assembly has all the technical effects of the knob module, and is not described herein again.

The third aspect of the present invention further provides a clothes treating apparatus, which is provided with the knob module according to any one of the above aspects; or the laundry treating apparatus is provided with the control panel assembly of any one of the above aspects.

It should be noted that the laundry treating apparatus has all the technical effects of the knob module and the control panel assembly, and the detailed description thereof is omitted.

Drawings

The laundry treating apparatus of the present invention will be described with reference to the accompanying drawings in conjunction with a washing machine. In the drawings:

fig. 1 is a first schematic structural diagram of a control panel assembly of a washing machine according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a control panel assembly of a washing machine according to an embodiment of the present invention;

fig. 3 is a first schematic structural diagram of a knob module of a washing machine according to an embodiment of the present invention;

fig. 4 is an exploded view of a knob module of a washing machine according to an embodiment of the present invention;

fig. 5 is a second structural schematic diagram of a knob module of a washing machine according to an embodiment of the present invention, in which a sectional structural schematic diagram of the knob module is shown;

fig. 6 is an exploded view illustrating a knob liner, a knob sleeve, and a guide member of a knob assembly of a washing machine according to an embodiment of the present invention;

fig. 7 is a third schematic structural diagram of a knob module of a washing machine according to an embodiment of the present invention, which illustrates a situation of the knob module without including a PCB board.

List of reference numerals:

1. a control panel assembly; 11. a control panel; 111. mounting holes; 112. an opening; 2. a knob module; 21. a knob assembly; 211. a knob cover; 2111. a first card slot; 212. a knob liner; 2121. a first jaw; 2122. a second card slot; 213. a knob sleeve; 2131. an outer annular wall; 21311. a second jaw; 2132. an inner annular wall; 21321. a third jaw; 214. a module sleeve; 22. an LED display lamp group; 221. an LED lamp panel; 222. mounting a bracket; 2221. a substrate; 2222. a pillar; 2223. elastic buckle; 23. a PCB board; 231. a fourth card hole; 232. positioning holes; 24. a flow guide member; 241. a liquid collecting tank; 2411. a fourth jaw; 2412. a positioning column; 242. a diversion trench; 243. a slot; 25. a control module.

Detailed Description

Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention. Although the present embodiment is described by taking a washing machine as an example, the present invention can also be applied to other types of clothes processing devices such as clothes dryers, washing machines, washing and drying integrated machines, and other devices requiring knob modules.

It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate directions or positional relationships based on those shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 and 2, fig. 1 is a first structural schematic diagram of a control panel assembly of a washing machine according to an embodiment of the present invention, and fig. 2 is a second structural schematic diagram of a control panel assembly of a washing machine according to an embodiment of the present invention.

As shown in fig. 1 and 2, the washing machine includes a cabinet including a front panel on which a control panel assembly 1 is provided so that a user selects a corresponding washing mode through the control panel assembly 1. The control panel assembly 1 includes a control panel 11, and a mounting hole 111 is formed on the control panel 11, and a knob module 2 is disposed at the mounting hole 111, so that a user can select a suitable washing mode through the knob module 2. Obviously, it is also possible that the washing machine includes a plurality of knob modules 2, a plurality of mounting holes 111 are correspondingly provided on the control panel 11, and one knob module 2 is mounted into the corresponding mounting hole 111.

Referring to fig. 1 to 6, fig. 3 is a first structural schematic diagram of a knob module of a washing machine according to an embodiment of the present invention, fig. 4 is an explosion structural schematic diagram of the knob module of the washing machine according to an embodiment of the present invention, fig. 5 is a second structural schematic diagram of the knob module of the washing machine according to an embodiment of the present invention, and fig. 6 is a second structural schematic diagram of a knob liner, a knob sleeve, and a flow guide member of a knob assembly of a washing machine according to an embodiment of the present invention.

As shown in fig. 1 to 6, the knob module 2 includes a knob assembly 21, an LED display lamp set 22 and a PCB 23, wherein an installation space is formed between the knob module 2 and the PCB, and the LED display lamp set 22 is disposed in the installation space, so that a certain LED display effect can be obtained when a corresponding washing mode is selected through the knob module 2, thereby improving user experience.

As shown in fig. 1 to 6, the knob module 2 of the present invention further includes a flow guiding member 24, the flow guiding member 24 is disposed between the knob assembly 21 and the PCB 23, so that even if liquid enters the inside of the washing machine through the gap between the mounting hole 111 and the knob module 2, the liquid can be blocked by the flow guiding member 24 from reaching the PCB 23, and the PCB 23 is affected with moisture or even short-circuited. Wherein, a liquid collecting groove 241 and a flow guiding groove 242 which are communicated with each other are formed on the flow guiding member 24, the liquid collecting groove 241 is arranged in an annular structure, a groove hole 243 is formed in the middle of the liquid collecting groove 241, and the LED display lamp group 22 passes through the groove hole 243 and then is connected with the PCB 23. The sump 241 faces the knob assembly 21, and a portion of the knob assembly 21 extends into the sump 241. Generally, the outer edge of the mounting hole 111 is provided with a water sealing rib (not shown), so that when liquid (such as water) is splashed to the area where the mounting hole 111 is located, the water sealing rib and the knob assembly 21 can form a waterproof barrier to prevent part of the liquid from entering the interior of the washing machine through the gap between the mounting hole 111 and the knob assembly 21. The liquid entering the interior of the washing machine can be guided into the liquid collecting groove 241 through the knob assembly and then flow out through the guide groove 242, so that the liquid entering the interior of the washing machine can be better prevented from reaching the PCB 23. Further, an opening 112 is formed below the control panel 11 at a position corresponding to the guide slot 242, so that the liquid in the guide member 24 can be guided to other positions of the washing machine, such as the washing tub.

Referring to fig. 4 to 7, fig. 7 is a third schematic structural diagram of a knob module of a washing machine according to an embodiment of the present invention. As shown in fig. 4 to 7 and according to the orientation shown in fig. 5, three fourth claws 2411 and two positioning columns 2412 are circumferentially arranged on the back surface of the bottom of the liquid collecting tank 241, three fourth clamping holes 231 matched with the fourth claws 2411 and three positioning holes 232 matched with the positioning columns 2412 are respectively formed at corresponding positions of the PCB 23, and the flow guide member 24 is fixedly connected with the PCB 23 by the engagement of the fourth claws 2411 and the fourth clamping holes 231 and the insertion of the positioning columns 2412 and the positioning holes 232, so that the flow guide member 24 can be fixed on the front side of the PCB 23, and the liquid entering the washing machine can be better prevented from reaching the PCB 23. Obviously, the connection structure may be other arrangement modes, such as a connection post connected to the PCB by a bolt, and the like, and those skilled in the art may flexibly select the arrangement mode of the connection structure according to a specific application scenario so as to adapt to a more specific application scenario.

Referring to fig. 1 to 7 and in the orientation shown in fig. 1, the knob assembly 21 includes a knob cover 211, and in an assembled state, the knob cover 211 is located at a front side of the control panel 11 so that a user can select a suitable washing mode by rotating the knob cover 211. The knob assembly 21 further includes a knob liner 212 and a knob sleeve 213 coupled to each other, the knob liner 212 and the knob sleeve 213 are both configured to have a substantially cylindrical structure corresponding to the knob cover 211, the knob cover 211 is coupled to the knob liner 212, and the knob liner 212 is coupled to the knob sleeve 213, so that the knob cover 211, the knob liner 212, and the knob sleeve 213 can form a substantially cylindrical installation space together with the PCB 23, and the LED display lamp assembly 22 can be disposed in the installation space.

In one possible embodiment, the knob cover 211 further includes a front cover and a decorative ring, the decorative ring is coupled to the knob liner, and the front cover covers the front end of the knob liner 212. Of course, in other possible embodiments, the knob cover 211 may be a one-piece structure integrally connected to the knob liner 212.

Specifically, as shown in fig. 5 and 6, a plurality of first claws 2121 extend from the left end of the knob liner 212 outwards in the circumferential direction, and accordingly, a plurality of first locking grooves 2111 are formed at corresponding positions on the inner wall (e.g., the inner wall of the aforementioned decorative ring) of the knob cover 211, and the knob liner 212 can be locked to the knob cover 211 by the engagement of the first claws 2121 and the first locking grooves 2111. In the assembled state, the knob liner 212 extends to the inside of the control panel 11 through the mounting hole 111.

As shown in fig. 5 and 6, the knob sleeve 213 includes an outer annular wall 2131 and an inner annular wall 2132 connected to each other, with a gap between the inner wall of the outer annular wall 2131 and the outer wall of the inner annular wall 2132, such that the outer annular wall 2131 and the inner annular wall 2132 form a channel-like structure generally opposite the direction of the opening 112 of the sump 241, and in the assembled state, the knob sleeve 213 is inverted over the sump 241, wherein, as shown in the orientation of fig. 5, the right end of the outer annular wall 2131 extends into the sump 241, and the inner annular wall 2132 extends into the slot 243, such that when liquid enters the interior of the washing machine through the gap between the mounting hole 111 and the knob assembly 21, the liquid flows sequentially through the knob liner 212 and the outer annular wall 2131 into the sump 241, thereby better blocking the liquid flowing through the knob assembly 21 from reaching the PCB panel 23. It will be appreciated that there may be no gap between the outer and inner annular walls 2131 and 2132, that the knob liner 212 may abut the outer wall of the knob sleeve 213, and that the outer wall of the knob sleeve 213 may extend downwardly with an annular projecting end that projects into the sump 241 to direct liquid into the sump 241. Of course, those skilled in the art can also flexibly select the arrangement of the knob sleeve 213 according to the specific application scenario to adapt to more specific application.

Specifically, as shown in fig. 5 and 6, three second claws 21311 are circumferentially formed on the outer wall of the outer ring wall 2131, correspondingly, three second locking grooves 2122 are formed on the inner wall of the knob liner 212, and the knob sleeve 213 can be locked to the knob liner 212 by the engagement of the second claws 21311 and the second locking grooves 2122.

As shown in fig. 4 to 6, three third clamping claws 21321 are formed on an inner wall of the inner annular wall 2132 along the circumferential direction, the knob assembly 21 further includes a module sleeve 214, three third clamping grooves (not shown) are correspondingly formed on an outer wall of the module sleeve 214, and the module sleeve 214 can be clamped to the inner annular wall 2132 by the cooperation of the third clamping claws 21321 and the third clamping grooves.

Obviously, it is also possible that the first claws 2121 are provided on the knob cover 211, the first catching grooves 2111 are provided on the knob liner 212, the second claws 21311 are provided on the inner wall of the knob liner 212, the second catching grooves 2122 are provided on the outer wall of the outer annular wall 2131, the third claws 21321 are provided on the outer wall of the module case 214, and the third holes are provided on the inner wall of the inner annular wall 2132.

It is understood that the knob cover 211 and the knob liner 212, the knob liner 212 and the outer ring wall 2131, and the inner ring wall 2132 and the module sleeve 214 may be matched and connected in other ways, for example, the inner wall of the knob cover 211 and the outer wall of the knob liner 212, the inner wall of the knob liner 212 and the outer wall of the outer ring wall 2131, and the inner wall of the inner ring wall 2132 and the outer wall of the module sleeve 214 are respectively provided with inner threads and outer threads capable of matching and connecting, and the like, and those skilled in the art can flexibly select the specific way of matching and connecting the knob cover 211 and the knob liner 212, the knob liner 212 and the outer ring wall 2131, and the inner ring wall 2132 and the module sleeve 214 according to specific application scenarios, so as to adapt to more specific application situations.

As shown in fig. 5 and 6, the knob module 2 further includes a control module 25 having a substantially cylindrical structure, and a right end of the control module 25 is fixedly connected to the PCB 23 (as shown in fig. 4), such as by welding or other possible methods. The module sleeve 214 is sleeved outside the cylindrical structure of the control module 25, and the right end thereof is sleeved with the control module 25 and can rotate relative to the control module 25. Through the arrangement mode, when the knob cover 211 is rotated, a user can drive the knob liner 212 to rotate, and further drive the knob sleeve 213 which is matched and connected with the knob liner 212 to rotate, and further drive the module sleeve 214 which is matched and connected with the knob sleeve 213 to rotate relative to the control module 25, so that the module sleeve 214 can be connected with contacts which are arranged on a PCB and used for controlling different washing modes, and the purpose of adjusting the washing modes is achieved.

As shown in fig. 5, 6 and 7, the LED display light group 22 includes an LED lamp panel 221 and a mounting bracket 222, the mounting bracket 222 includes a base 2221 and two posts 2222 extending backward, the LED lamp panel 221 is disposed on the base 2221, and pins of the LED lamp panel 221 pass through the slots 243 to be connected with the PCB 23. The base 2221 has a substantially circular structure, the two support posts 2222 are respectively located at two radial ends of the base 2221, the end portions of the support posts 2222 are provided with elastic fasteners 2223, the PCB 23 is formed with third through holes (not shown in the figure) at corresponding positions, and the mounting bracket 222 is fixedly connected to the PCB 23 by the cooperation of the elastic fasteners 2223 and the third through holes, so that the LED lamp panel 221 is fixedly disposed in the mounting space. Obviously, the mounting bracket 222 may be made of a light guide material or a transparent material, so that the light generated by the LED lamp panel 221 can be better transmitted to the knob cover 211.

In summary, in the preferred technical scheme of the utility model, set up between knob subassembly and PCB board and have the collecting tank that communicates each other and the guiding gutter's of guiding gutter guide member and knob subassembly partly stretch into the collecting tank in, just so can will pass through the knob subassembly and will get into the inside liquid guide of washing machine to the collecting tank in via the gap department of knob subassembly and mounting hole, flow through the guiding gutter again to can block the liquid that flows through the knob subassembly and reach the PCB board. Through knob lid and knob inside lining joint, knob inside lining and outer rampart joint, inner ring wall and module cover joint, the module cover is rotatable and control module and PCB board are fixed to be met for the control module relatively, just can adjust the washing mode correspondingly when rotatory knob lid like this.

So far, the technical solution of the present invention has been described with reference to the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, a person skilled in the art can make equivalent changes or substitutions to the related technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

Claims (10)

1. A knob module is characterized in that the knob module comprises a knob component, an LED display lamp group and a PCB, an installation space is formed between the knob component and the PCB, the LED display lamp group is arranged in the installation space,

the knob module further comprises a flow guide component, the flow guide component is arranged between the knob module and the PCB, a liquid collecting groove and a flow guide groove which are communicated with each other are formed in the flow guide component, the liquid collecting groove is annular, a slotted hole is formed in the middle of the liquid collecting groove, the LED display lamp group penetrates through the slotted hole to be connected with the PCB, the liquid collecting groove faces the knob module, and one part of the knob module extends into the liquid collecting groove, so that liquid flowing through the knob module flows out through the liquid collecting groove and the flow guide groove.

2. The knob module according to claim 1, wherein a side of the flow guide member away from the sump extends circumferentially outward with a connection structure, and the flow guide member is mated with the PCB by the connection structure.

3. The knob module according to claim 2, wherein the connecting structure comprises a positioning post and a clamping claw, the PCB board is correspondingly provided with a positioning hole and a clamping hole, the positioning post is inserted into the positioning hole, and the clamping claw is clamped and connected with the clamping hole.

4. The knob module according to claim 1, wherein said knob assembly includes a knob cover, a knob liner, and a knob sleeve, said knob cover matingly engaging said knob liner, said knob liner matingly engaging said knob sleeve,

the knob cover, the knob lining, the knob sleeve and the PCB are arranged to form the installation space in a surrounding mode.

5. The knob module according to claim 4, wherein the knob liner is snapped onto an inner wall of the knob cover, and the knob sleeve is snapped onto the inner wall of the knob liner.

6. The knob module according to claim 4, wherein the knob sleeve includes an outer annular wall and an inner annular wall connected to each other,

wherein the outer ring wall is clamped on the inner wall of the knob lining, and

the end part of the outer ring wall, which is far away from the knob cover, extends into the liquid collecting groove.

7. The knob module according to claim 6, wherein the knob assembly further comprises a module sleeve, a control module is further connected to the PCB, the module sleeve is connected to the control module in a matching manner, and the inner annular wall extends into the slot hole to be clamped with the module sleeve.

8. The knob module according to any one of claims 1-7, wherein the LED display light set comprises an LED light panel and a mounting bracket, the LED light panel being mounted to the mounting bracket, and

after the LED lamp panel is installed, pins of the LED lamp panel penetrate through the slotted holes and connected with the PCB, and the mounting support penetrates through the slotted holes and connected with the PCB in a clamped mode.

9. A control panel assembly, comprising a control panel and the knob module of any one of claims 1 to 8, wherein the control panel is formed with a mounting hole, the knob module is disposed in the mounting hole, and the control panel is opened at a position corresponding to the flow guide groove.

10. A laundry treating apparatus, characterized in that the laundry treating apparatus is provided with the knob module of any one of the above claims 1-8; or

The laundry treating apparatus is provided with the control panel assembly of claim 9.

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