WO2022179573A1

WO2022179573A1 - Clothes treatment apparatus

Info

Publication number: WO2022179573A1
Application number: PCT/CN2022/077728
Authority: WO
Inventors: 高波; 王宸; 朱磊; 章松发
Original assignee: 无锡小天鹅电器有限公司
Priority date: 2021-02-26
Filing date: 2022-02-24
Publication date: 2022-09-01
Also published as: CN114960145A

Abstract

A clothes treatment apparatus, comprising a plasma generation device (10), a tub (40), a box (30) and a rear cover (20), wherein the tub (40) is rotatably supported on the box (30); an air inlet (40a) is provided at the rear end of the tub (40); a first air port (30a) and a second air port (30b) are provided in a rear side wall (31) of the box (30); the second air port (30b) is in communication with the air inlet (40a); the rear cover (20) is arranged at a rear side of the rear side wall (31) of the box (30), and is provided with a flow guide channel (20a); and the flow guide channel (20a) makes the first air port (30a) communicate with the second air port (30b). Plasma generated by the plasma generation device (10) in the clothes treatment apparatus by means of high-voltage ionization of air can achieve the effects of sterilization and deodorization, and the generated plasma can enter the tub (40) along a drying airflow in the flow guide channel (20a) and diffuse, thereby improving the sterilization and deodorization efficiency.

Description

A clothing treatment device

CROSS-REFERENCE TO RELATED APPLICATIONS

This application is based on the Chinese patent application with the application number of 202110220997.1 and the filing date of February 26, 2021, and claims the priority of the Chinese patent application. The entire content of the Chinese patent application is incorporated herein by reference.

technical field

The present invention relates to the technical field of clothing treatment, in particular to a clothing treatment device.

Background technique

In the era of rapid changes in consumer demand, users pay more and more attention to the health and sterilization function of products. Taking a clothes dryer as an example, the damp environment in the drum is easy to breed and breed various bacteria. Once these bacteria are contaminated with the changed clothes, it may cause the user's skin redness, allergies and even hives. Therefore, in the laundry treatment equipment, the function of sterilizing and inhibiting bacteria is often configured.

In the related art, some clothing treatment equipment uses steam sterilization technology, but this type of sterilization technology has great damage to the clothes of light, thin and fine materials; some clothing treatment equipment uses silver ion sterilization technology, but silver ions are heavy metal ions. It is easy to cause users to worry about its security.

SUMMARY OF THE INVENTION

Therefore, the embodiments of the present invention provide a clothes treating apparatus that is safe in a sterilization manner.

An embodiment of the present invention provides a clothing treatment device, including:

Plasma generator;

cylinder;

A box body, the barrel body is rotatably supported on the box body, the rear end of the barrel body is provided with an air inlet, the rear side wall of the box body is provided with a first air outlet and a second air outlet, the first air outlet is The second air outlet is communicated with the air inlet;

a rear cover, the rear cover is arranged on the rear side of the rear side wall of the box body, and the rear cover has a diversion channel, the diversion channel communicates with the first air outlet and the second air outlet, the The electrode of the plasma generating device is located in the guide channel of the rear cover.

In some embodiments, the electrodes extend into the guide channels from the exterior of the rear cover

In some embodiments, the plasma generating device does not extend beyond the rear side of the rear cover along the front-rear direction of the laundry treating apparatus.

In some embodiments, the clothes treating apparatus includes a door body disposed on the front side of the box body, the door body has a light-transmitting area, and the electrode of the plasma generating device is exposed at the air inlet, so that the The glow generated by the electrodes can be observed from the front side of the light-transmitting area.

In some embodiments, the plasma generating device includes a power cord, a cylindrical protective case, and an electrode, the electrode and the power cord are accommodated in the cylindrical protective case, and a portion of the cylindrical protective case extends from the rear cover The circumferential direction of the plasma generator is inserted into the rear cover, and the plasma generating device is connected with the rear side wall through the cylindrical protective shell.

In some embodiments, a stepped surface is provided in the circumferential direction of the cylindrical protective case, and the outer surface of the rear cover abuts with the stepped surface.

In some embodiments, the cylindrical protective casing includes an electrode protective casing, a circuit protective casing and a sealing member, the electrodes are disposed in the electrode protective casing, the power cord is disposed in the circuit protective casing, the The sealing element is connected between the electrode protection case and the circuit protection case and closes the end of the electrode protection case close to the sealing element, the rear cover is provided with a mounting hole, and the sealing element is sealingly penetrated through the sealing element. in the mounting hole.

In some embodiments, a side of the circuit protection shell is opened toward the rear side wall and is attached to the rear side wall.

In some embodiments, a plurality of limit ribs are provided in the line protection shell, a limit groove is formed on the limit ribs, and a plurality of the limit ribs are arranged at intervals along the extension direction of the power line, phase The top side of one of the adjacent two limiting ribs is in contact with the power line, and the bottom side of the other one is in contact with the power line.

In some embodiments, an end of the circuit protection case close to the sealing member is provided with an inwardly extending rib, and an outer surface of the sealing member for contacting and matching with the circuit protection case is provided with a mounting groove , the sealing element can be snapped into the line protective shell from the opening of the line protective shell, so that the protruding rib can be snapped into the installation groove.

In some embodiments, the electrode protective case is provided with an accommodating cavity for accommodating the electrode, the accommodating cavity is open to one side of the air inlet, and the plasma generated by the electrode only passes through the opening of the accommodating cavity discharged.

In some embodiments, a plug boss protruding from the circumferential surface of the electrode protection case is provided at one end of the electrode protection case close to the sealing member, the sealing member is provided with an installation cavity, and the installation The side wall corresponding to the cavity is provided with an insertion ring groove, one end of the electrode protection shell is inserted into the installation cavity, and the insertion boss is clamped into the insertion ring groove.

In some embodiments, the rear cover includes a side perimeter and a flat bottom, the side perimeter is disposed around the edge of the flat bottom and protrudes from a side of the flat bottom facing the box, the side The surrounding portion and the flat bottom are surrounded to form the guide channel, the side surrounding portion is tightly fitted on the outer surface of the rear side wall, and the plasma generating device is provided on the side surrounding portion.

The plasma generating device in the clothes treating apparatus in the embodiment of the present invention ionizes the air through high-voltage ionization. For example, the oxygen and water molecules in the ionized air generate a large number of active ions, high-energy free radicals and other strong oxidizing substances, which produce strong oxidizing substances. Oxidizing substances can destroy the molecular protein structure of bacteria and play a role in sterilization and disinfection. At the same time, the strong oxidizing properties of strong oxidizing substances can oxidize and decompose odor molecules, thereby eliminating odor. In addition, the electrode of the plasma generator is located in the guide channel, and the plasma generated after ionization can quickly enter the cylinder along the drying airflow in the guide channel and diffuse, improving the sterilization and deodorization efficiency.

Description of drawings

FIG. 1 is a schematic diagram of a clothes treating apparatus in an embodiment of the present invention;

Fig. 2 is the right side view of Fig. 1;

Fig. 3 is a partial enlarged schematic view of the position A in Fig. 2

4 is a schematic diagram of the structure shown in FIG. 2 omitting the rear cover;

Fig. 5 is the schematic diagram of the structure shown in Fig. 4 after omitting the cylinder;

FIG. 6 is a rear view of the plasma generating device and the rear cover in FIG. 2;

7 is a schematic diagram of a plasma generating device according to an embodiment of the present invention;

FIG. 8 is a schematic diagram of the circuit protection case and the power cord in FIG. 7;

FIG. 9 is a schematic diagram of another viewing angle of the structure shown in FIG. 8;

Figure 10 is a cross-sectional view along the B-B direction in Figure 8;

11 is a schematic diagram of a sealing member in an embodiment of the present invention;

12 is a schematic diagram of an electrode protective case in an embodiment of the present invention;

13 is a schematic diagram of a plasma generating device, a rear cover and a rear side wall in another embodiment of the present invention;

FIG. 14 is a schematic diagram of a plasma generating device, a rear cover and a rear side wall in still another embodiment of the present invention.

Detailed ways

The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

In the description of this application, the orientation or positional relationship of "front", "rear" and "front-rear direction" is based on the orientation or positional relationship shown in FIG. The positional relationship is based on the orientation or positional relationship shown in FIG. 2. It should be understood that these orientation terms are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation. , are constructed and operated in a specific orientation, and therefore should not be construed as limiting the application. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In addition, the technical features involved in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

An embodiment of the present invention provides a laundry treatment device, referring to FIGS. 1 to 6 , the laundry treatment device includes a plasma generating device 10 , a cylinder 40 , a box 30 and a rear cover 20 , and the rear end of the cylinder 40 is rotatably supported on the On the rear side wall 31 of the box body 30 , specifically, the cylinder body 40 is rotatably supported on the rear side wall 31 of the box body 30 through the rotating shaft, that is to say, the rear side wall 31 of the box body 30 supports the cylinder body 40 . part weight. The rear end of the cylinder body 40 is provided with an air inlet 40a, the rear side wall 31 of the box body 30 is provided with a first air outlet 30a and a second air outlet 30b, the second air outlet 30b is communicated with the air inlet 40a, and the rear cover 20 is arranged on the box body 30 On the rear side of the rear side wall 31, the rear cover 20 has a guide channel 20a, and the guide channel 20a communicates with the first tuyere 30a and the second tuyere 30b. In the clothing treatment equipment of the embodiment of the present invention, the plasma generating device 10 ionizes the air through high-voltage ionization. For example, the ionized oxygen and water molecules in the air generate a large number of active ions, high-energy free radicals and other strong oxidizing substances, and these generated strong oxidizing substances The strong oxidizing substances can destroy the molecular protein structure of the bacteria, and have the effect of sterilization and disinfection.

In addition, the electrode 12 of the plasma generating device 10 is located in the guide channel 20a, and the plasma generated after ionization can quickly enter the cylinder 40 and diffuse along the drying airflow in the guide channel 20a, thereby improving the sterilization and deodorization efficiency.

In some embodiments, referring to FIGS. 1 and 2 , the electrode 12 extends from the exterior of the rear cover 20 into the guide channel 20a. Extending the electrode 12 of the plasma generator 10 from the outside of the rear cover 20 into the guide channel 20a of the rear cover 20 facilitates the assembly of the plasma generator 10 from the outside of the rear cover 20, and has a large assembly space; The structural design of the box body 30 needs to be changed; since the plasma generating device 10 is arranged on the rear cover 20, the plasma generating device 10 is located at the rear of the clothing treatment equipment in the front-rear direction, and the plasma generating device 10 will not affect the appearance of the clothing treatment equipment. degree.

In some embodiments, referring to FIGS. 1 and 2 , the plasma generating device 10 does not protrude from the rear side of the rear cover 20 along the front-rear direction of the laundry treating apparatus, preventing the plasma generating apparatus 10 from protruding from the laundry treating apparatus in the front-rear direction along the front-rear direction. On the one hand, the length dimension of the whole machine along the front and rear directions is avoided to increase; on the other hand, the rear cover 20 can play a certain protective effect on the plasma generating device 10, reducing the friction between the external objects and the plasma generating device 10. probability.

It can be understood that a clothes treatment chamber (not shown in the figure) is provided in the cylinder body 40, the front side of the cylinder body 40 is open, and the front part of the box body 30 is provided with a clothes injection port, and the user can take the clothes from the clothes injection port. Put your clothes on. The clothes treating apparatus includes a door body 32 disposed on the front side of the box body 30, and the door body 32 is rotatably connected with the box body 30 to selectively open or close the clothes feeding port. When the door body 32 closes the clothes feeding port, the inside of the box body 30 is in a relatively closed state.

It can be understood that the clothes treating apparatus has a circulating air duct, the above-mentioned diversion channel 20a and the clothes treating cavity are all located on the circulating air duct, and the airflow circulates in the circulating air duct. It should be noted that a dehumidifier (not shown in the figure) and a heater (not shown in the figure) are arranged upstream of the circulating air duct.

The working process and drying principle of the clothes treating apparatus according to the embodiment of the present invention are as follows: the dry hot air flow in the circulating air duct flows through the first tuyere 30a, the diversion channel 20a, the second tuyere 30b and the air inlet 40a, and then enters the clothes treating cavity , In the clothes processing chamber, the dry hot air flows through the surface of the wet clothes, exchanges heat and moisture with the wet clothes, absorbs the moisture in the clothes, and becomes a hot and humid air flow, which enters the upstream of the circulating air duct, and flows through the dehumidifier and The heater, in the process of passing through the dehumidifier, the hot and humid air flow is condensed and dehumidified by the dehumidifier to form a low-temperature dry air flow, and the low-temperature dry air flow is heated into a dry hot air flow when it passes through the heater. The hot dry air flow enters the air guide channel 20a from the first air port 30a again, and enters the clothes treatment chamber from the air inlet port 40a again. This cycle operates to achieve continuous and efficient drying of the clothes.

Among them, the specific type of the dehumidifier is not limited, and it can be an evaporator of a heat pump system or a water cooler. The specific type of the heater is not limited, for example, a resistance wire, a PTC (Positive Temperature Coefficient, positive temperature coefficient), a condenser of a heat pump system, and the like.

In some embodiments, the door body 32 has a light-transmitting area (not shown in the figures). Referring to FIG. 1 and FIG. 4 , the electrode 12 of the plasma generating device 10 is exposed at the air inlet 40a, so that the glow generated by the electrode 12 It can be observed from the front side of the light-transmitting area in the front-rear direction. When the clothes treatment equipment is working, the user can observe the working condition of the plasma generating device 10 at any time, and intuitively observe whether the clothes treatment equipment is currently turned on the sterilization and disinfection function through the glow of the electrode 12, which has better visualization effect and enhances the user experience. Experience, improve user experience.

In some embodiments, referring to FIG. 7 , the plasma generating device 10 includes a power cord 13 , a cylindrical protective case 11 and the above-mentioned electrodes 12 , and the electrodes 12 and the power cord 13 are accommodated in the cylindrical protective case 11 .

The power supply line 13 supplies high-voltage electricity to the electrode 12, and causes the electrode 12 to generate high-voltage discharge to generate plasma. The cylindrical protective shell 11 protects the electrodes 12 and the power lines 13. On the one hand, the electrodes 12 and the power lines 13 are prevented from directly contacting external objects, and damage to the electrodes 12 and the power lines 13 caused by collision and friction is avoided; on the other hand, The user is prevented from directly contacting the charged electrodes 12 and the power cord 13, thereby improving the safety of the laundry treatment equipment.

A part of the cylindrical protective case 11 is inserted into the rear cover 20 from the circumferential direction of the rear cover 20 , and the plasma generator 10 is connected to the rear side wall 31 through the cylindrical protective case 11 . The insertion position of the cylindrical protective shell 11 is located in the circumferential direction of the rear cover 20, so that the plasma generating device 10 can be arranged along the surface of the box body 30 without affecting the length dimension of the box body 30 in the front-rear direction, preventing the plasma generating device 10 It protrudes from the rear side of the rear cover 20 in the front-rear direction to improve the suitability of the clothes treating device.

The specific shape of the cylindrical protective shell 11 is not limited, as long as it can be easily inserted into the rear cover 20 and does not block the glow of the electrode 12 .

For example, in some implementations, referring to FIG. 13 , the cylindrical protective shell 11 is substantially straight rod-shaped. The length of the power cord 13 from the power cord outlet (not shown in the figure) on the rear side wall 31 to the insertion position of the rear cover 20 is short, which saves materials and reduces the electromagnetic interference of the power cord 30 to surrounding electrical components. Accordingly, the overall size of the plasma generating device 10 is reduced, the shape is simple and convenient to manufacture, and the production cost is reduced.

For another example, in other embodiments, please refer to FIG. 2 to FIG. 9 , the cylindrical protective shell 11 is approximately in the shape of a bent rod, for example approximately in an L-shape.

In some embodiments, the cylindrical protective shell 11 is located at the upper end of the rear cover 20 . On the one hand, the outer periphery of the upper end of the rear cover 20 has a large installation space, which is convenient for arranging the cylindrical protective shell 11 . On the other hand, the cylindrical protective shell 11 As close as possible to the power cord outlet, reduce the length of the power cord 30.

It can be understood that an auxiliary limiting structure can be provided on the cylindrical protective shell 11 or the rear cover 20 to limit the insertion depth of the cylindrical protective shell 11 , so as to facilitate the positioning of the cylindrical protective shell 11 during the assembly process and improve the assembly efficiency.

It can be understood that the form of the auxiliary limiting structure is not limited. For example, in some embodiments, threaded holes are provided on the rear cover 20 , external threads are provided on the peripheral outer surface of the cylindrical protective shell 11 , and the outer surface of the cylindrical protective shell 11 is provided with external threads. The threads are matched with the threaded holes on the rear cover 20, and the insertion depth is controlled by the number of turns of screwing.

In other embodiments, referring to FIGS. 3 and 7 , a stepped surface 11 a is provided in the circumferential direction of the cylindrical protective case 11 , and the outer surface of the rear cover 20 abuts against the stepped surface 11 a . During the assembly process, the cylindrical protective shell 11 can be quickly inserted into the rear cover 20 from the outside to the inside until the stepped surface 11a abuts the outer surface of the rear cover 20, and the electrode 12 is at the insertion depth required by the design. In this way, the plasma generating device 10 can be positioned quickly, and the batch consistency of products can be improved; and the step surface 11a has a simple structure, is easy to manufacture, and is convenient to operate.

It can be understood that, in some embodiments, the cylindrical protective shell 11 may be an integrally formed structure, so as to reduce the assembly process of the plasma generating device 10 and improve the structural strength.

In other embodiments, the cylindrical protective case 11 can also be composed of different parts. On the one hand, the manufacturing difficulty of the cylindrical protective case 11 can be reduced and the production cost can be reduced; It is adapted to improve the protection effect of the electrode 12 and the power cord 13 .

For example, in some embodiments, referring to FIG. 7 , the cylindrical protective casing 11 includes an electrode protective casing 113 , a circuit protective casing 111 and a sealing member 112 , the electrodes 12 are disposed in the electrode protective casing 113 , and the power cord 13 is disposed in the circuit protective casing 111 . middle. It should be noted that the electrode protection case 113 , the circuit protection case 111 and the sealing member 112 are independent parts.

The electrode protective shell 113 is used to protect the electrode 12, and the circuit protective shell 111 is used to protect the power line 13. The functions of the two are separated. When either one of the two is damaged, only the damaged components need to be replaced separately, and the overall replacement is not required, which reduces the later stage. Use and maintenance costs; in addition, the electrode protective shell 113 and the circuit protective shell 111 can be individually optimized according to the wiring condition of the power line 13 and the shape of the electrode 12 to improve the protection effect in a targeted manner.

The sealing element 112 is connected between the electrode protection case 113 and the circuit protection case 111 and closes one end of the electrode protection case 113 close to the sealing element 112 , that is, the motor protection case 113 and the circuit protection case 111 are connected through the sealing element 112 .

The rear cover 20 is provided with a mounting hole (not shown in the figure), and the sealing member 112 is sealingly penetrated in the mounting hole. The sealing member 112 can block the installation hole, prevent the air flow and plasma in the guide channel 20a from escaping from the installation hole, ensure the air tightness inside the guide channel 20a, and also improve the efficiency of sterilization and deodorization of the clothing treatment equipment.

The electrode protective shell 113 and the circuit protective shell 111 can be manufactured by integral injection molding, or can be manufactured by splicing multiple plates.

It can be understood that, in order to prevent possible leakage of the power cord 13 and the electrode 12 from causing damage to the user, the electrode protection shell 113 and the circuit protection shell 111 are properly insulated, such as plastic materials.

The sealing member 112 can be made of elastic materials such as rubber or silicone. On the one hand, the sealing member 112 made of elastic material can be deformed, which is convenient for the sealing member 112 to be inserted into the installation hole on the rear cover 20; Inner space to improve airtightness.

It can be understood that the structure of the rear side wall 31 or the rear cover 20 itself can be used to simplify the structure of the electrode protection shell 113 or the circuit protection shell 111 , thereby reducing material and manufacturing costs and facilitating maintenance.

For example, in some embodiments, referring to FIG. 2 , FIG. 6 and FIG. 8 , the circuit protection shell 111 is opened toward the side of the rear side wall 31 and is attached to the rear side wall 31 . A protection cavity is formed by the circuit protection shell 111 and the rear side wall 31 together to protect the power line 13 inside. The structural form of the circuit protection shell 111 can facilitate injection molding and reduce the cost of molds and raw materials. In addition, after the circuit protection case 111 is removed from the rear side wall 31, the condition of the internal power cord 13 can be directly observed through the opening, which facilitates user maintenance and improves user experience. Furthermore, the open side structure of the circuit protection shell 111 reduces the length dimension of the circuit protection shell 111 along the front and rear directions of the clothing treatment equipment, and facilitates the realization of the requirement that the plasma generator 10 does not exceed the rear side of the rear cover 20. It also enables the line protection shell 111 to abut against the surface of the rear side wall 31 of the box body 30 relatively stably.

It can be understood that, in order to facilitate the connection between the circuit protection case 111 and the rear side plate 31, for example, in some embodiments, through holes may be provided on the circuit protection case 111, and threaded holes may be provided on the rear side wall 31, and the screws pass through the through holes. hole and screw it into the threaded hole to realize the fixation of the circuit protection shell 111 . For another example, in some embodiments, the circuit protection shell 111 is provided with elastic buckles 1113 , the front end of the elastic buckles 1113 is provided with barbs, the rear side wall 31 is provided with buckle installation holes, and the barbs of the elastic buckles 1113 are provided. The hook can extend into the snap mounting hole and abut with the inner wall of the rear side wall 31 , thereby realizing the quick connection between the rear side wall 31 and the circuit protection shell 111 , saving assembly time and improving assembly efficiency.

It can be understood that, in some embodiments, only through holes may be provided on the circuit protection shell 111, and no elastic buckles 1113; in other embodiments, only the elastic buckles 1113 may be provided on the circuit protection shell 111, and no through holes hole; in still other embodiments, the elastic snap 1113 and the through hole may be provided on the circuit protection shell 111 at the same time.

Exemplarily, in some embodiments, referring to FIG. 8 , the edge of the circuit protection shell 111 in the open position is provided with a through hole (not shown in the figure) and several elastic buckles 1113 arranged at intervals. When installing the circuit protection case 111 , firstly insert a plurality of elastic buckles 1113 into the buckle installation holes (not shown in the figure) on the rear side wall 31 , so that the elastic buckles 1113 are connected to the inner surface of the rear side wall 31 . Then, use screws to pass through the through holes to connect with the threads (not shown in the figure) provided on the rear side wall 31 to realize the installation and positioning of the circuit protection shell 111 . The elastic buckle 1113 is fast and convenient to be snapped together, which can reduce the assembly time.

In some embodiments, referring to FIG. 8 and FIG. 10 , a plurality of limit ribs 1111 are arranged in the circuit protection shell 111 , and the plurality of limit ribs 1111 are arranged at intervals along the extension direction of the circuit protection shell 111 , and two adjacent limit ribs are arranged. The top side of one of the 1111 is in contact with the power supply line 13 , and the bottom side of the other is in contact with the power supply line 13 . The matching mode of each limit rib 1111 and the power cord 13 is conducive to the standardized arrangement of the power cord 13 during the production process, preventing the power cord 13 from being piled up and squeezed in the circuit protection shell 111 in a disorderly manner, which is convenient for subsequent maintenance; The power cord 13 is arranged in a zigzag manner in the circuit protection shell 111, so that the power cord 13 is subjected to two forces in opposite height directions, so as to prevent the power cord 13 from arching or sagging due to only one direction, and the limiting rib 1111 acts on the power cord 13. Because the two adjacent limit ribs 1111 make limit contact with the power line 13 from the top side and the bottom side respectively, the power line 13 is located in the middle position of the line protection shell 111 in the height direction, which further reduces the The friction probability between the power cord 13 and the line protection case 111 .

Exemplarily, the limiting rib 1111 is provided with a limiting groove 1111a, and the power cord 13 abuts in the limiting groove 1111a, that is, among two adjacent limiting ribs 1111, one of the limiting ribs 1111 is limited The positioning groove 1111a is on the top side, and the limiting groove 1111a of the other limiting rib 1111 is on the bottom side.

The power cord 13 can be clamped in the limiting groove 1111a to prevent the power cord 13 from slipping on the limiting rib 1111, and the position of the power cord 13 is fixed while reducing the distance between the power cord 13 and the limiting rib 1111. friction.

In some embodiments, referring to FIG. 9 , a process hole 1111b is formed on the circuit protection case 111 , and the process hole 1111b penetrates the circuit protection case 111 and is located behind the limiting rib 1111 . The process hole 1111b is convenient for demolding when the limiting rib 1111 is manufactured by injection molding, thereby improving the production efficiency.

In some embodiments, referring to FIG. 7 , FIG. 8 and FIG. 11 , one end of the circuit protection case 111 close to the sealing member 112 is provided with an inwardly extending rib 1112 . An installation groove 112a is provided on the outer surface, and the sealing member 112 can be inserted into the circuit protection case 111 from the opening of the circuit protection case 111, so that the rib 1112 is clamped into the installation groove 112a. The convex rib 1112 is clamped with the installation groove 112a. While ensuring a firm connection between the sealing member 112 and the circuit protection shell 111, the installation groove 112a and the protruding groove 112a are inserted into the installation hole during the process of inserting and removing the plasma generator 10. The insertion direction between the ribs 1112 is different from the insertion and extraction direction of the plasma generator 10 , so the probability that the sealing member 112 and the circuit protection case 111 are separated from each other during the insertion and extraction of the plasma generator 10 can be reduced.

It should be noted that, the insertion direction between the installation groove 112a and the convex rib 1112 and the insertion and extraction direction of the plasma generator 10 may be any appropriate angle, as long as the two are not parallel.

Exemplarily, referring to FIG. 7 , the insertion and extraction direction of the plasma generating device 10 is perpendicular to the clamping direction between the sealing member 112 and the circuit protection shell 111 , which improves the mutual abutment effect between the protruding ribs 1112 and the mounting grooves 112 a force, which further improves the connection stability between the protruding rib 1112 and the mounting groove 112a during the insertion and removal of the plasma generating device 10 .

In order to improve the diffusion speed of the plasma, in some embodiments, the electrode protective shell 113 may be provided with several through meshes (not shown in the figure), and the air flow may enter the electrode protective shell through the meshes (not shown in the figure). 113 and contact with the electrode 12, and then the plasma is brought into the cylinder 40 to accelerate the diffusion of the plasma.

It can be understood that the mesh can be opened on the windward surface of the electrode protection shell 113 to facilitate the inflow of airflow.

Clothes are prone to fluff during the drying process, and the fluff airflow carries the fluff to flow in the circulation channel. In some embodiments, at least part of the electrode protective shell 113 can block the airflow blown into the guide channel 20a on the electrode 12, prevent the fluff from entangling on the electrode 12, prevent the fluff from affecting the discharge of the electrode 12, and ensure that the plasma generated Efficiency; on the other hand, it prevents the current generated by the electrode 12 from melting or burning the fluff, preventing the electrode 12 from being reduced in service life due to the melting or burning of the fluff, and preventing the electrode 12 from being damaged and causing potential safety hazards.

On the premise of not affecting the user's observation of the glow generated by the electrode 12, the electrode protective shell 113 can block all the surfaces on the electrode 12 that are blown by the airflow in the guide channel 20a, or can focus on only the surface on the electrode 12 that is blown by the airflow in the guide channel 20a. The surface in the channel 20a directly blown by the airflow is shielded.

For example, in some embodiments, referring to FIG. 12 , the electrode protection case 113 is provided with an accommodating cavity 113 a for accommodating the electrode 12 , the accommodating cavity 113 a is open to the side of the air inlet 40 a , and the plasma generated by the electrode 12 only passes through the accommodating cavity 113 a Drain open. On the one hand, the electrode protective shell 113 can shield the windward surface of the electrode 12 to prevent the fluff from adhering to the electrode 12 along the airflow in the guide channel 20a; Open injection, easy for users to observe.

The specific structure and shape of the electrode protection case 113 is not limited. For example, in some embodiments, referring to FIG. 12 , the electrode protection case 113 includes an electrode protection case back plate 1133 , an electrode protection case bottom plate 1134 and two electrode protection case side plates. 1132, the back plate 1133 of the electrode protection case, the bottom plate 1134 of the electrode protection case and the side plate 1132 of the electrode protection case are formed together to form a accommodating cavity 113a, the back plate 1133 of the electrode protection case is located behind the electrode 12, and the two side plates 1132 of the electrode protection case are provided On the front side of the protective case back plate 1133 and at the left and right opposite ends of the protective case back plate 1133 , the electrode protective case bottom plate 1134 is located at one end of the electrode 12 away from the sealing member 112 . The electrode protection shell back plate 1133 , the electrode protection shell bottom plate 1134 and the electrode protection shell side plate 1132 isolate the windward surface of the electrode 12 from the guide channel 20 a , preventing impurities such as fluff from blowing directly to the electrode 12 .

It can be understood that since the electrode 12 needs to be discharged, the electrode protection case back plate 1133 , the electrode protection case bottom plate 1134 and the electrode protection case side plate 1132 should be separated from the electrode 12 by a certain distance to avoid direct contact with the electrode 12 .

In some embodiments, referring to FIG. 12 , one end of the electrode protection shell 113 close to the sealing member 112 is provided with a plug-in boss 1131 protruding from the circumferential surface of the electrode protection shell 113 , and the sealing member 112 is provided with an installation cavity (in the figure Not shown), the side wall corresponding to the installation cavity is provided with an insertion ring groove (not shown in the figure), one end of the electrode protection shell 113 is inserted into the installation cavity and the insertion boss 1131 is snapped into the insertion ring groove.

During the process of inserting the electrode protection case 113 into the installation cavity of the sealing member 112 , the electrode protection case 113 forces the sealing member 112 to elastically deform, so that the electrode protection case 113 can be smoothly inserted into the installation cavity. The plug-in boss 1131 is in contact with the plug-in ring groove, and the plug-in ring groove exerts a force opposite to the pull-out direction on the plug-in boss 1131 , thereby reducing the probability of the electrode protection shell 113 coming out.

The specific structure of the rear cover 20 is not limited as long as the airflow can be guided from the first tuyere 30a to the second tuyere 30b.

Exemplarily, in some embodiments, referring to FIG. 6 , the rear cover 20 includes a side wall portion 21 and a flat bottom portion 22 , and the side wall portion 21 is arranged around the edge of the flat bottom portion 22 and protrudes from a portion of the flat bottom portion 22 facing the box body 30 . The side wall portion 21 and the flat bottom portion 22 are surrounded to form a guide channel 20 a , the side wall portion 21 is sealingly attached to the outer surface of the rear side wall 31 , and the plasma generator 10 is provided on the side wall portion 21 . The flat bottom 22 is set in a flat plate shape, which is convenient for processing. Using the rear side wall 31 to close the open side of the rear cover 20 can reduce the structural weight of the rear cover 20, facilitate assembly, and save materials. The plasma generator 10 is located on the side wall portion 21, so that the plasma generator 10 does not protrude from the rear surface of the flat bottom 22 in the front-rear direction, so as to avoid increasing the length of the laundry treatment equipment in the front-rear direction.

It should be noted that, in the embodiment of the present invention, the rear side of the rear cover 20 is the rear surface of the flat bottom 22 .

In some embodiments, referring to FIG. 5 , the rear side wall 31 includes a backboard 312 and a gimbal 311 . The backboard 312 is provided with an escape through hole (not shown in the figure) at a position corresponding to the rear end of the cylinder 40 , and the gimbal 311 Set in the avoidance through hole. The middle position of the gimbal 311 is set in the bearing hole 311a, a rotating shaft (not shown in the figure) is disposed in the clothes treatment equipment, the rotating shaft is rotatably passed through the bearing hole 311a, and the cylinder 40 is rotatably supported on the gimbal 311 through the rotating shaft superior. The hollow area of the gimbal 311 forms the second tuyere 30b.

It should be noted that the electrode 12 of the plasma generator 10 is not blocked by the gimbal 311 .

For example, in some embodiments, referring to FIGS. 2 and 14 , the plasma generating device 10 may be configured in a bent shape, such as an L-shape, a straight rod shape, etc., so that the electrode 12 avoids the gimbal 311 in the front-rear direction. The projection range is convenient for users to observe the glow.

Obviously, the above-mentioned embodiments of the present invention are only examples for clear description, and are not intended to limit the implementation manner. For those of ordinary skill in the art, changes or modifications in other different forms can also be made on the basis of the above description. There is no need and cannot be exhaustive of all implementations here. And the obvious changes or changes derived from this are still within the protection scope of the present invention.

Claims

A laundry treatment device, comprising:

Plasma generator;

cylinder;

A box body, the barrel body is rotatably supported on the box body, the rear end of the barrel body is provided with an air inlet, the rear side wall of the box body is provided with a first air outlet and a second air outlet, the first air outlet is The second air outlet is communicated with the air inlet;

a rear cover, the rear cover is arranged on the rear side of the rear side wall of the box body, and the rear cover has a diversion channel, the diversion channel communicates with the first air outlet and the second air outlet, the The electrode of the plasma generating device is located in the guide channel of the rear cover.
The clothes treating apparatus according to claim 1, wherein the electrode protrudes into the guide channel from the outside of the rear cover.
The clothes treating apparatus of claim 1, wherein the plasma generating device does not protrude beyond the rear side of the rear cover in a front-rear direction of the clothes treating apparatus.
The clothes treating apparatus according to claim 1, comprising a door body disposed on the front side of the box body, the door body having a light-transmitting area, and the electrode of the plasma generating device is exposed to the inlet. at the tuyere, so that the glow generated by the electrode can be observed from the front side of the light-transmitting area.
The clothes treating apparatus according to claim 1, wherein the plasma generating device comprises a power cord, a cylindrical protective case, and an electrode, the electrode and the power cord are accommodated in the cylindrical protective case, a part of the cylindrical protective case The plasma generator is inserted into the rear cover from the circumferential direction of the rear cover, and the plasma generating device is connected to the rear side wall through the cylindrical protective case.
The clothes treating apparatus according to claim 5, wherein a step surface is provided in a circumferential direction of the cylindrical protective case, and an outer surface of the rear cover abuts the step surface.
The clothes treating apparatus according to claim 5, wherein the cylindrical protective case comprises an electrode protective case, a circuit protective case and a sealing member, the electrodes are arranged in the electrode protective case, and the power cord is arranged in the line protection In the case, the sealing element is connected between the electrode protection case and the circuit protection case and closes the end of the electrode protection case close to the sealing element, the rear cover is provided with a mounting hole, and the sealing element It is sealed through the mounting hole.
The clothes treating apparatus according to claim 7, wherein a side of the line protection shell is opened toward the rear side wall and is attached to the rear side wall.
The clothes treating device according to claim 7, wherein a plurality of limit ribs are arranged in the line protection shell, and a plurality of the limit ribs are arranged at intervals along the extending direction of the power cord, and two adjacent limit ribs are arranged. The top side of one of the bit bars is in contact with the power line, and the bottom side of the other one is in contact with the power line.
The clothes treating apparatus according to claim 7, wherein an end of the line protection shell close to the sealing member is provided with an inwardly extending rib, and an outer surface of the sealing member for contacting and matching with the line protection shell An installation groove is provided, and the seal can be snapped into the circuit protection case from the opening of the circuit protection case, so that the protruding rib is clamped into the installation groove.
The clothes treating apparatus according to claim 7, wherein the electrode protective case is provided with an accommodating cavity for accommodating the electrode, the accommodating cavity is open to a side of the air inlet, and the plasma generated by the electrode only passes through the accommodating cavity. The opening of the accommodating cavity is discharged.
The clothes treating apparatus according to claim 7, wherein a plug boss protruding from the circumferential surface of the electrode protective shell is provided at one end of the electrode protective shell close to the sealing member, and the sealing member is provided with a mounting boss. The side wall corresponding to the installation cavity is provided with an insertion ring groove, one end of the electrode protection shell is inserted into the installation cavity, and the insertion boss is snapped into the insertion ring groove.
The clothes treating apparatus according to claim 1, wherein the rear cover comprises a side enclosure and a flat bottom, the side enclosure is arranged around an edge of the flat bottom and protrudes from a portion of the flat bottom facing the box body. The side wall and the flat bottom are surrounded to form the diversion channel, the side wall is sealingly attached to the outer surface of the rear side wall, and the plasma generating device is provided on the side on the perimeter.