A hidden plasma air purification device for air-conditioning outlet

Abstract

The present invention relates to the technical field of air purification, and specifically discloses a hidden plasma air purification device for an air outlet of an air conditioner, comprising a connecting frame detachably connected to a pipe wall of an air duct of the air conditioner, a rear shell detachably connected to the connecting frame, a front shell detachably connected to the rear shell, a power supply installed between the rear shell and the front shell, a cavity formed between the rear shell and the front shell, an air inlet grille and an air outlet grille connected to the cavity are respectively provided on the rear shell and the front shell, a plasma tube located between the air inlet grille and the air outlet grille is installed on the cavity wall of the cavity, a dust collecting component is installed on the front shell, and a cleaning component is provided between the plasma tube and the dust collecting component; the present invention effectively purifies the air entering the device by means of the dust collecting component and the cleaning component, thereby improving the freshness and health level of the air discharged from the air outlet grille, and also effectively reducing the frequency of operators disassembling, assembling, inspecting and maintaining the plasma purification device.

Description

Technical Field

[0001] The invention relates to the technical field of air purification, and in particular to a hidden plasma air purification device for an air outlet of an air conditioner. Background Art

[0002] Plasma purifiers have a sterilizing and purifying effect on the air. Existing plasma purification devices used in the air-conditioning field are generally designed based on the air duct structure, so the size and connection method are relatively fixed and not easy to disassemble, inspect and maintain.

[0003] A Chinese patent document CN117663342A discloses a plasma purification device and an air conditioner having the plasma purification device. The plasma purification device includes a connection assembly and an electrode assembly. The connection assembly includes a plurality of connection shafts. The electrode assembly includes a plurality of electrode modules. The two ends of the electrode modules are hinged to the corresponding connection shafts to form a plurality of parallelograms connected and sharing vertices. The connection shafts constitute the vertices of the parallelograms. By pulling or pushing the opposite ends of the electrode assembly, the expansion degree of the electrode assembly can be adjusted to adjust the coverage area of ​​the electrode assembly to adapt to air duct structures of different structural sizes, thereby improving the versatility of the plasma purification device. The technical content only optimizes the plasma adaptation air duct structure, and does not further optimize and improve the air at the air duct outlet and the protection of the plasma generator.

[0004] Therefore, we provide a hidden plasma air purification device for an air-conditioning outlet to solve the above problems. Summary of the invention

[0005] 1. Technical issues to be resolved

[0006] The problem to be solved by the present invention is to provide a hidden plasma air purification device for an air outlet of an air conditioner to overcome the defects in the prior art.

[0007] (II) Technical solution

[0008] In order to solve the technical problem, the present invention provides a hidden plasma air purification device for an air outlet of an air conditioner, comprising a connecting frame detachably connected to a pipe wall of an air duct of an air conditioner, a rear shell detachably connected to the connecting frame, a front shell detachably connected to the rear shell, a power supply is installed between the rear shell and the front shell, a cavity is formed between the rear shell and the front shell, an air inlet grille and an air outlet grille connected to the cavity are respectively provided on the rear shell and the front shell, a plasma tube located between the air inlet grille and the air outlet grille is installed on the cavity wall of the cavity, a dust collecting assembly is installed on the front shell, and a scraping assembly is provided between the plasma tube and the dust collecting assembly;

[0009] The dust collecting assembly includes a plate group installed on the air outlet grille, and multiple plates in the plate group form multiple electric fields by staggered arrangement of positive and negative electrodes; a filter screen is installed on the air outlet grille and is arranged vertically compared to the filter screen; two matching cavities are symmetrically provided on the front shell, and the two matching cavities are magnetically connected to a first dust box and a second dust box respectively through a magnetic suction assembly, and the first dust box and the second dust box are respectively located on both sides of the plate group; the plasma tube processes the air entering the cavity from the air inlet grille, and a large number of negative ions are usually generated when the plasma tube is working, and these negative ions can react with harmful substances and particulate matter in the air to neutralize their charges and settle, thereby reducing these substances in the air Suspended concentration; in addition to negative ions, the plasma tube also generates some active oxidizing substances, such as oxygen ions and superoxide ions. These oxidizing substances are oxidizing and can react with volatile organic compounds, odor molecules and some microorganisms to degrade their molecular structures, thereby reducing the odor and the number of microorganisms in the air, thereby improving the freshness and health level of indoor air; the first positive plate and the second positive plate in the ash collecting assembly are positively charged, and the first negative plate and the second negative plate are negatively charged. When the particles in the air pass through the electric field, the negatively charged particles will be attracted by the first positive plate and the second positive plate, and the positively charged particles will be attracted by the first negative plate and the second negative plate, thereby further improving the freshness and health level of the air discharged from the air outlet grille.

[0010] The scraping assembly includes a reciprocating screw rod rotatably connected to the cavity wall, guide rods are arranged on both sides of the reciprocating screw rod, and a mounting plate is slidably connected between the reciprocating screw rod and the guide rod, and the mounting plate is located between the plasma tube and the electrode group. A plurality of springs are installed on one side wall of the mounting plate, and a counterweight block matched with a protective filter cover of the plasma tube is fixedly connected to one end of each of the springs, and a plurality of U-shaped scrapers are installed on the other side wall of the mounting plate, and the plurality of U-shaped scrapers are slidably connected to the plurality of electrode plate walls of the electrode group; the scraping The reciprocating screw in the component drives the mounting plate to reciprocate on the guide rod, so that the U-shaped scraper scrapes the dust particles on the walls of multiple plates in the plate group into the first dust box or the second dust box, and the counterweight block periodically vibrates the protective filter cover under the reciprocating motion of the mounting plate and the elastic force of the spring, so that the dust particles on the protective filter cover are shaken off, which helps the plasma tube to maintain a good treatment effect on the air in the cavity and avoids the dust particles adhering to the periphery of the plasma tube after the plasma tube has been used for a long time and affecting its air purification.

[0011] When the device is applied to the air outlet of a large air conditioner, the outer protective grille of the air outlet is first opened, and the device is installed at an appropriate position of the air outlet through a connecting frame, so that the air inlet grille of the rear shell corresponds to the air outlet, and when the outer protective grille is closed, the device is located inside the air outlet, achieving the effect of hidden arrangement without affecting the beauty of the external unit; when the device is applied to the air outlet of a small household air conditioner, the guide groove is matched with the air outlet of the air conditioner through the connecting frame, so that the wind from the air outlet of the small household air conditioner passes through the inclined guide groove into the cavity, and after the air volume sensor detects the air volume, the controller controls the plasma tube to start working, and the motor is controlled to run at intervals, so that the motor drives the reciprocating screw to rotate, thereby driving the scraping component to run. The device can not only be installed in a hidden manner in the air outlet of a large air conditioner to achieve an effect that does not affect the beauty, but can also be flexibly used at the air outlet of a small household air conditioner, and its installation method is portable, the working method is simple, and the application range is wide; the magnetically connected first dust box and the second dust box are convenient for users to carry and disassemble, which brings convenience to users.

[0012] Furthermore, the electrode plate group includes a first positive electrode plate, a first negative electrode plate, a second positive electrode plate, and a second negative electrode plate arranged at equal intervals on the air outlet grille, and multiple electric fields are formed between the first positive electrode plate, the first negative electrode plate, the second positive electrode plate, and the second negative electrode plate, respectively. The vertical ends of the multiple U-shaped scrapers are slidingly connected to the plate walls of the first positive electrode plate, the first negative electrode plate, the second positive electrode plate, and the second negative electrode plate, respectively.

[0013] Furthermore, a gap is formed between each two adjacent U-shaped scrapers, and the horizontal ends of the U-shaped scrapers are slidably connected to the filter screen.

[0014] Furthermore, the length of the spring is greater than the length of the gap from the mounting plate to the protective filter cover, and a matching hole and a guide sliding hole are provided on the mounting plate.

[0015] Furthermore, the cross-sections of the first dust box and the second dust box are both L-shaped.

[0016] Furthermore, the magnetic attraction assembly includes a first magnetic strip and a second magnetic strip arranged on the side walls of the first dust box and the second dust box, and a third magnetic strip and a fourth magnetic strip are respectively installed on the side walls of the matching cavity.

[0017] Furthermore, the first magnetic stripe is attracted to the third magnetic stripe, and the second magnetic stripe is attracted to the fourth magnetic stripe.

[0018] Furthermore, two guide grooves communicating with the cavity may be symmetrically provided on the rear shell, and the guide grooves are arranged in an inclined manner.

[0019] Furthermore, an air volume sensor and a motor connected to the reciprocating screw rod are arranged on the cavity wall of the cavity.

[0020] (III) Beneficial effects

[0021] Compared with the prior art, the hidden plasma air purification device for air-conditioning outlet provided by the present invention has the following beneficial effects:

[0022] 1. The dust collecting assembly of the present invention comprises a plate group installed on the air outlet grille, wherein a plurality of plates in the plate group are arranged in a positive and negative staggered manner to form a plurality of electric fields; a filter screen is installed on the air outlet grille on one side of the plate group, the plate group is arranged vertically compared to the filter screen, two matching cavities are symmetrically provided on the front shell, the two matching cavities are magnetically connected to a first dust collecting box and a second dust collecting box respectively through a magnetic suction assembly, and the first dust collecting box and the second dust collecting box are respectively located on both sides of the plate group; the plasma tube processes the air entering the cavity from the air inlet grille, and when the plasma tube is working, a large amount of negative ions are usually generated, which can react with harmful particles in the air to neutralize their charges and settle, thereby reducing the suspended concentration of these substances in the air; in addition to negative ions, the plasma tube also generates some active oxidizing substances, such as oxygen ions and superoxide ions, which are oxidizing substances and can react with volatile organic compounds, odor molecules and some microorganisms to degrade their molecular structures, thereby reducing the odor and the number of microorganisms in the air, thereby improving the freshness and health level of indoor air.

[0023] 2. In the ash collecting assembly of the present invention, the first positive plate and the second positive plate are positively charged, and the first negative plate and the second negative plate are negatively charged. When the particles in the air pass through the electric field, the negatively charged particles will be attracted by the first positive plate and the second positive plate, and the positively charged particles will be attracted by the first negative plate and the second negative plate, thereby further improving the freshness and health level of the air discharged from the air outlet grille, and effectively reducing the frequency of operators disassembling, assembling, inspecting and maintaining the plasma purification device.

[0024] 3. The reciprocating screw in the scraping assembly of the present invention drives the mounting plate to reciprocate on the guide rod, so that the U-shaped scraper scrapes the dust particles on the walls of multiple plates in the plate group into the first dust collecting box or the second dust collecting box, and the counterweight block periodically vibrates the protective filter cover under the reciprocating motion of the mounting plate and the elastic force of the spring, so that the dust particles on the protective filter cover are shaken off, which helps the plasma tube to maintain a good treatment effect on the air in the cavity and avoids the effect of purifying the air caused by dust particles adhering to the periphery of the plasma tube after the plasma tube has been used for a long time; the U-shaped scraper and the counterweight block in the scraping assembly of the device synchronously process the plate walls of the plate group and the protective filter cover of the plasma tube through the mounting plate, without the need for redundant power equipment, thus saving power consumption.

[0025] 4. When the device is applied to the air outlet of a large air conditioner, the outer protective grille of the air outlet is first opened, and the device is installed at an appropriate position of the air outlet through a connecting frame, so that the air inlet grille of the rear shell corresponds to the air outlet, and the outer protective grille is closed so that the device is located inside the air outlet, achieving the effect of hidden arrangement without affecting the beauty of the air outlet; when the device is applied to the air outlet of a small household air conditioner, the guide groove is matched with the air outlet of the air conditioner through the connecting frame, so that the wind from the air outlet of the small household air conditioner passes through the inclined guide groove into the cavity, and after the air volume sensor detects the air volume, the controller controls the plasma tube to start working, and the interval control motor is operated, so that the motor drives the reciprocating screw rod to rotate, thereby driving the scraping component to operate. The device can not only be installed in a hidden manner in the air outlet of a large air conditioner to achieve an effect that does not affect the beauty, but can also be flexibly used at the air outlet of a small household air conditioner, and its installation method is portable, the working method is simple, and the application range is wide; the magnetically connected first dust box and the second dust box are convenient for users to carry and disassemble, which brings convenience to users. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0027] Figure 1 is a first stereogram of the present invention;

[0028] Figure 2 is a second stereogram of the present invention;

[0029] Figure 3 is a third stereogram of the present invention;

[0030] Figure 4 It is a front view of the present invention;

[0031] Figure 5 A top view of the present invention;

[0032] Figure 6 is a side cross-sectional view of the present invention;

[0033] Figure 7 is a top cross-sectional view of the present invention;

[0034] Figure 8 This is a schematic diagram of the wind direction of the air inlet grille of the present invention being in a horizontal state;

[0035] Fig. 9 This is a schematic diagram of the wind direction of the air inlet grille of the present invention being in a vertical state;

[0036] Fig.10 It is a schematic diagram of the structure of the scraping assembly of the present invention;

[0037] Fig.11 It is a schematic diagram of the structure of the mounting plate of the scraping assembly of the present invention;

[0038] The names of the components corresponding to the various figure marks in the figure are: 1. front shell; 101. air outlet grille; 102. matching chamber; 2. rear shell; 201. air inlet grille; 202. guide groove; 3. power supply; 4. first dust box; 5. second dust box; 6. filter; 7. connecting frame; 8. plasma tube; 801. protective filter cover; 9. first magnetic strip; 10. second magnetic strip; 11. third magnetic strip; 12. fourth magnetic strip; 13. first positive plate; 1301. first negative plate; 1302. second positive plate; 1303. second negative plate; 14. scraping assembly; 1401. mounting plate; 1402. matching hole; 1403. guide slide hole; 1404. guide rod; 1405. reciprocating screw rod; 1406. U-shaped scraper; 1407. spring; 1408. counterweight. DETAILED DESCRIPTION

[0039] The present application is described in detail below with reference to the accompanying drawings and specific embodiments.

[0040] The following describes the implementation methods of the present application through specific examples, and those skilled in the art can easily understand other advantages and effects of the present application from the contents disclosed in this specification. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. The present application can also be implemented or applied through other different specific implementation methods, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the present application. It should be noted that, in the absence of conflict, the following embodiments and the features in the embodiments can be combined with each other. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without making creative work belong to the scope of protection of the present application.

[0041] It should be noted that various aspects of the embodiments within the scope of the appended claims are described below. It should be apparent that the aspects described herein can be embodied in a wide variety of forms, and any specific structure and / or function described herein is merely illustrative. Based on the present application, it should be understood by those skilled in the art that an aspect described herein can be implemented independently of any other aspect, and two or more of these aspects can be combined in various ways. For example, any number and aspect described herein can be used to implement the device and / or practice the method. In addition, other structures and / or functionalities other than one or more of the aspects described herein can be used to implement this device and / or practice this method.

[0042] It should also be noted that the illustrations provided in the following embodiments are only schematic illustrations of the basic concept of the present application. The drawings only show components related to the present application rather than being drawn according to the number, shape and size of components in actual implementation. In actual implementation, the type, quantity and proportion of each component may be changed arbitrarily, and the component layout may also be more complicated.

[0043] Additionally, in the following description, specific details are provided to facilitate a thorough understanding of the examples. However, it will be understood by those skilled in the art that the examples can be practiced without these specific details.

[0044] The technical solutions provided by various embodiments of the present application are described below in conjunction with the accompanying drawings.

[0045] See also Figures 1 to 11 The present invention provides a hidden plasma air purification device for an air outlet of an air conditioner, comprising a connecting frame 7 detachably connected to a wall of an air duct of an air conditioner, a rear shell 2 detachably connected to the connecting frame 7, a front shell 1 detachably connected to the rear shell 2, a power supply 3 installed between the rear shell 2 and the front shell 1, a cavity is formed between the rear shell 2 and the front shell 1, an air inlet grille 201 and an air outlet grille 101 communicating with the cavity are respectively arranged on the rear shell 2 and the front shell 1, a plasma tube 8 located between the air inlet grille 201 and the air outlet grille 101 is installed on the cavity wall of the cavity, a dust collecting component is installed on the front shell 1, and a scraping component 14 is arranged between the plasma tube 8 and the dust collecting component;

[0046] The dust collecting assembly includes a plate group installed on the air outlet grille 101, and multiple plates in the plate group form multiple electric fields by alternating positive and negative electrodes; a filter screen 6 located on one side of the plate group is installed on the air outlet grille 101, and the plate group is arranged vertically compared to the filter screen 6. Two matching cavities 102 are symmetrically provided on the front shell 1, and the two matching cavities 102 are magnetically connected to the first dust box 4 and the second dust box 5 respectively through the magnetic suction assembly, and the first dust box 4 and the second dust box 5 are respectively located on both sides of the plate group; the plasma tube 8 processes the air entering the cavity from the air inlet grille 201. When the plasma tube 8 is working, a large number of negative ions are usually generated. These negative ions can react with harmful substances and particulate matter in the air to neutralize their charges and settle them, thereby reducing the suspended concentration of these substances in the air; in addition to negative ions The plasma tube 8 will also generate some active oxidizing substances, such as oxygen ions and superoxide ions. These oxidizing substances are oxidizing and can react with volatile organic compounds, odor molecules and some microorganisms to degrade their molecular structures, thereby reducing the odor and the number of microorganisms in the air, thereby improving the freshness and health level of indoor air; the first positive plate 13 and the second positive plate 1302 in the ash collecting assembly are positively charged, and the first negative plate 1301 and the second negative plate 1303 are negatively charged. When the particles in the air pass through the electric field, the negatively charged particles will be attracted by the first positive plate 13 and the second positive plate 1302, and the positively charged particles will be attracted by the first negative plate 1301 and the second negative plate 1303, thereby further improving the freshness and health level of the air discharged from the air outlet grille 101.

[0047] The scraping assembly 14 includes a reciprocating screw rod 1405 rotatably connected to the cavity wall, and guide rods 1404 are arranged on both sides of the reciprocating screw rod 1405. The reciprocating screw rod 1405 and the guide rod 1404 are slidably connected with a mounting plate 1401, and the mounting plate 1401 is located between the plasma tube 8 and the electrode group. A plurality of springs 1407 are installed on one side wall of the mounting plate 1401, and one end of each spring 1407 is fixedly connected to a counterweight block 1408 matched with the protective filter cover 801 of the plasma tube 8, and a plurality of U-shaped scrapers 1406 are installed on the other side wall of the mounting plate 1401. The plurality of U-shaped scrapers 1406 slide with the plurality of electrode plate walls of the electrode group. Connection; the reciprocating screw rod 1405 in the scraping assembly 14 drives the mounting plate 1401 to reciprocate on the guide rod 1404, so that the U-shaped scraper 1406 scrapes the dust particles on the walls of multiple plates in the plate group into the first dust collecting box 4 or the second dust collecting box 5, and the counterweight block 1408 vibrates the protective filter cover 801 at intervals under the reciprocating motion of the mounting plate 1401 and the elastic force of the spring 1407, so that the dust particles on the protective filter cover 801 are shaken off, which helps to keep the plasma tube 8 to have a good treatment effect on the air in the cavity, and avoids the dust particles adhering to the periphery of the plasma tube 8 after the plasma tube 8 has been used for a long time and affecting its purification of the air.

[0048] When the device is used at the air outlet of a large air conditioner, the outer protective grille of the air conditioner outlet is first opened, and the device is installed at an appropriate position of the air outlet through the connecting frame 7, so that the air inlet grille 201 of the rear shell 2 corresponds to the air outlet, and then the outer protective grille is closed so that the device is located inside the air outlet, achieving a hidden arrangement effect without affecting the beauty of the external unit; when the device is used at the air outlet of a small household air conditioner, the guide groove 202 is matched with the air outlet of the air conditioner through the connecting frame 7, so that the wind at the air outlet of the small household air conditioner is discharged through the inclined guide groove 202 In the cavity, after the air volume sensor detects the air volume, the controller controls the plasma tube 8 to start working, and controls the motor to run at intervals, so that the motor drives the reciprocating screw 1405 to rotate, thereby driving the cleaning and scraping component 14 to operate. This device can not only be installed in a hidden manner in a large air-conditioning outlet without affecting the aesthetics, but can also be flexibly used in small household air-conditioning outlets. The installation method is portable, the working method is simple, and the application range is wide; the magnetically connected first dust box 4 and the second dust box 5 are convenient for users to carry and disassemble, which brings convenience to users.

[0049] See also Figures 1 to 3 and Figures 6 to 11 The electrode plate group includes a first positive electrode plate 13, a first negative electrode plate 1301, a second positive electrode plate 1302, and a second negative electrode plate 1303 which are arranged at equal intervals on the air outlet grille 101. A plurality of electric fields are formed between the first positive electrode plate 13, the first negative electrode plate 1301, the second positive electrode plate 1302, and the second negative electrode plate 1303. The vertical ends of the plurality of U-shaped scrapers 1406 are respectively connected to the first positive electrode plate 13, the first negative electrode plate 1301, the second positive electrode plate 1302, and the second negative electrode plate 1303. 2. The wall of the second negative electrode plate 1303 is slidably connected, and a gap is formed between each adjacent two U-shaped scrapers 1406. The horizontal end of the U-shaped scraper 1406 is slidably connected to the filter 6. The axial direction of the spring 1407 is parallel to the radial direction of the reciprocating screw 1405. The length of the spring 1407 is greater than the gap length from the mounting plate 1401 to the protective filter cover 801. The mounting plate 1401 is provided with a matching hole 1402 and a guide sliding hole 1403.

[0050] See also Figures 1 to 3 and Figures 8 to 9 The cross-sections of the first dust box 4 and the second dust box 5 are both L-shaped. The magnetic attraction component includes a first magnetic strip 9 and a second magnetic strip 10 arranged on the two side walls of the first dust box 4 and the second dust box 5. The two side walls of the matching cavity 102 are respectively installed with a third magnetic strip 11 and a fourth magnetic strip 12. The first magnetic strip 9 is attracted to the third magnetic strip 11, and the second magnetic strip 10 is attracted to the fourth magnetic strip 12. Two guide grooves 202 connected to the cavity can be symmetrically provided on the rear shell 2, and the guide grooves 202 are inclined. An air volume sensor and a motor connected to the reciprocating screw 1405 are provided on the cavity wall.

[0051] This embodiment provides a hidden plasma air purification device for an air outlet of an air conditioner:

[0052] When the device is used at the air outlet of a large air conditioner, the outer protective grille of the air conditioner outlet is first opened, and the device is installed at an appropriate position of the air outlet through the connecting frame 7, so that the air inlet grille 201 of the rear shell 2 corresponds to the air outlet, and then the outer protective grille is closed so that the device is located inside the air outlet, achieving a hidden arrangement effect without affecting the beauty of the external unit; when the device is used at the air outlet of a small household air conditioner, the guide groove 202 is matched with the air outlet of the air conditioner through the connecting frame 7, so that the wind at the air outlet of the small household air conditioner is discharged through the inclined guide groove 202 In the cavity, after the air volume sensor detects the air volume, the controller controls the plasma tube 8 to start working, and controls the motor to run at intervals, so that the motor drives the reciprocating screw rod 1405 to rotate, thereby driving the cleaning and scraping assembly 14 to run. This device can not only be installed in a hidden manner in a large air-conditioning outlet without affecting the aesthetics, but can also be flexibly used at the air outlet of a small air-conditioning in a household. Its installation method is portable, the working method is simple, and the application range is wide; the magnetically connected first dust box 4 and the second dust box 5 are convenient for users to carry and disassemble, which brings convenience to users;

[0053] The first positive plate 13 and the second positive plate 1302 in the dust collecting assembly are positively charged, and the first negative plate 1301 and the second negative plate 1303 are negatively charged. When the particles in the air pass through the electric field, the negatively charged particles will be attracted by the first positive plate 13 and the second positive plate 1302, and the positively charged particles will be attracted by the first negative plate 1301 and the second negative plate 1303, thereby further improving the freshness and health level of the air discharged from the air outlet grille 101;

[0054] The reciprocating screw rod 1405 in the scraping assembly 14 drives the mounting plate 1401 to reciprocate on the guide rod 1404, so that the U-shaped scraper 1406 scrapes the dust particles on the walls of multiple plates in the plate group into the first dust collecting box 4 or the second dust collecting box 5. The counterweight block 1408 periodically vibrates the protective filter cover 801 under the reciprocating motion of the mounting plate 1401 and the elastic force of the spring 1407, so that the dust particles on the protective filter cover 801 are shaken off, which helps to keep the plasma tube 8 to have a good treatment effect on the air in the cavity, and avoids the dust particles adhering to the periphery of the plasma tube 8 after the plasma tube 8 has been used for a long time and affecting its purification of the air.

[0055] The same and similar parts between the various embodiments in this specification can be referenced to each other, and each embodiment focuses on the differences from other embodiments.

[0056] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any changes or substitutions that can be easily thought of by a person skilled in the art within the technical scope disclosed in the present application should be included in the protection scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. A hidden plasma air purification device for an air outlet of an air conditioner, comprising a connecting frame (7) detachably connected to the wall of an air duct of the air conditioner, characterized in that: The connecting frame (7) is detachably connected to a rear shell (2), the rear shell (2) is detachably connected to a front shell (1), a power supply (3) is installed between the rear shell (2) and the front shell (1), a cavity is formed between the rear shell (2) and the front shell (1), an air inlet grille (201) and an air outlet grille (101) communicating with the cavity are respectively provided on the rear shell (2) and the front shell (1), a plasma tube (8) located between the air inlet grille (201) and the air outlet grille (101) is installed on the cavity wall of the cavity, an ash collection component is installed on the front shell (1), and a scraping component (14) is provided between the plasma tube (8) and the ash collection component; The dust collecting assembly comprises a plate group mounted on an air outlet grille (101), wherein a plurality of plates in the plate group are arranged in a positive and negative staggered manner to form a plurality of electric fields; a filter screen (6) located on one side of the plate group is mounted on the air outlet grille (101), and the plate group is arranged vertically relative to the filter screen (6); two matching cavities (102) are symmetrically provided on the front shell (1); the two matching cavities (102) are respectively magnetically connected to a first dust collecting box (4) and a second dust collecting box (5) through a magnetic attraction assembly, and the first dust collecting box (4) and the second dust collecting box (5) are respectively located on two sides of the plate group; the plasma tube (8) processes air entering the cavity from the air inlet grille (201), and the plate group in the dust collecting assembly that forms an electric field absorbs dust particles with electric charge in the air; The scraping assembly (14) comprises a reciprocating screw rod (1405) rotatably connected to the cavity wall, guide rods (1404) are arranged on both sides of the reciprocating screw rod (1405), and a mounting plate (1401) is slidably connected between the reciprocating screw rod (1405) and the guide rods (1404), and the mounting plate (1401) is located between the plasma tube (8) and the electrode plate group, and a plurality of springs (1407) are installed on one side wall of the mounting plate (1401), and one end of each of the springs (1407) is fixedly connected to a counterweight block (1408) matched with a protective filter cover (801) of the plasma tube (8), and the other side wall of the mounting plate (1401) is provided with a plurality of springs (1407). A plurality of U-shaped scrapers (1406) are provided, and the plurality of U-shaped scrapers (1406) are slidably connected to the plurality of plate walls of the plate group; the reciprocating screw (1405) in the cleaning and scraping assembly (14) drives the mounting plate (1401) to reciprocate on the guide rod (1404), so that the U-shaped scraper (1406) scrapes dust particles on the plurality of plate walls of the plate group into the first dust collecting box (4) or the second dust collecting box (5); the counterweight (1408) periodically vibrates the protective filter cover (801) under the reciprocating motion of the mounting plate (1401) and the elastic force of the spring (1407), so that the dust particles on the protective filter cover (801) are vibrated off; The electrode plate group comprises a first positive electrode plate (13), a first negative electrode plate (1301), a second positive electrode plate (1302), and a second negative electrode plate (1303) which are arranged at equal intervals on the air outlet grille (101); a plurality of electric fields are respectively formed between the first positive electrode plate (13), the first negative electrode plate (1301), the second positive electrode plate (1302), and the second negative electrode plate (1303); and the vertical ends of the plurality of U-shaped scrapers (1406) are respectively slidably connected to the plate walls of the first positive electrode plate (13), the first negative electrode plate (1301), the second positive electrode plate (1302), and the second negative electrode plate (1303).

2. The hidden plasma air purification device for air outlet of an air conditioner according to claim 1, characterized in that: A gap is formed between each two adjacent U-shaped scrapers (1406), and the horizontal ends of the U-shaped scrapers (1406) are slidably connected to the filter screen (6).

3. The hidden plasma air purification device for air outlet of an air conditioner according to claim 1, characterized in that: The length of the spring (1407) is greater than the length of the gap between the mounting plate (1401) and the protective filter cover (801), and the mounting plate (1401) is provided with a matching hole (1402) and a guide sliding hole (1403).

4. The hidden plasma air purification device for air outlet of an air conditioner according to claim 1, characterized in that: The cross-sections of the first dust collecting box (4) and the second dust collecting box (5) are both L-shaped.

5. The hidden plasma air purification device for air outlet of an air conditioner as claimed in claim 4, characterized in that: The magnetic attraction assembly comprises a first magnetic strip (9) and a second magnetic strip (10) arranged on two side walls of the first dust collecting box (4) and the second dust collecting box (5), and a third magnetic strip (11) and a fourth magnetic strip (12) are respectively installed on two side walls of the matching cavity (102).

6. The hidden plasma air purification device for air outlet of an air conditioner according to claim 5, characterized in that: The first magnetic strip (9) and the third magnetic strip (11) are attracted to each other, and the second magnetic strip (10) and the fourth magnetic strip (12) are attracted to each other.

7. The hidden plasma air purification device for air outlet of an air conditioner according to claim 1, characterized in that: Two guide grooves (202) communicating with the cavity may be symmetrically provided on the rear shell (2), and the guide grooves (202) are arranged in an inclined manner.

8. The hidden plasma air purification device for air outlet of an air conditioner according to claim 1, characterized in that: An air volume sensor and a motor transmission-connected to the reciprocating screw rod (1405) are arranged on the cavity wall of the cavity.

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