Protection device for air inlet filter of automobile air conditioner

Abstract

A protection device for an air inlet filter of an automobile air conditioner comprises a filter screen cylinder, a rotating motor and an installation shell, an air inlet pipeline is arranged on the installation shell, the installation shell is concentrically matched with the filter screen cylinder, the rotating motor is arranged on the back of the installation shell and connected with the filter screen cylinder through a rotating shaft, and filter holes are formed in the filter screen cylinder. Due to the fact that the filter is provided with the rotating motor, when the filter works, the rotating motor drives the filter screen cylinder to rotate through the rotating shaft, when air enters the filter from the upper side of the installation shell, the rotating filter screen cylinder can filter the air and transmit the air to an automobile air conditioner, and in the filtering process, under driving of the rotating motor, the air can be filtered through the filter screen cylinder. And the effective dust attachment surface of the filter screen cylinder is increased, so that the filter is effectively protected, and the service life of equipment is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of filters, in particular to a protective device for an air inlet filter of an automobile air conditioner. Background Art

[0002] The car air conditioning filter is a filter specially used for air purification in the car compartment. It uses high-efficiency adsorption material - activated carbon composite filter cloth composited with filament non-woven fabric; it has a compact structure and can effectively filter smoke, pollen, dust, harmful gases and various odors. The filter can also efficiently filter and adsorb particulate impurities to achieve oil filtration and air purification performance, and can also well remove TVOC, benzene, phenol, ammonia, formaldehyde, xylene, styrene and other organic gases. It is an ideal material for car air conditioning filters in various high-end cars, sedans, and commercial vehicles.

[0003] According to the Chinese patent with the patent number of CN 215804873 U, a car filter with a strong sealing effect is disclosed, and its technical scheme is as follows: it comprises a connecting block, both sides of the connecting block are provided with through grooves, a cavity one is provided inside the connecting block, an air inlet pipe is provided outside one side of the connecting block, a fixing block one is provided on the external fixed sleeve of one side of the air inlet pipe, a filter body is provided outside the other side of the connecting block, a fixing block two is provided on the external fixed sleeve of one side of the filter body, the air inlet pipe and the filter body both extend into the cavity one, and the beneficial effect of the utility model is that the air inlet pipe and the filter body will not be relatively loosened by the cooperation between the clamping block and the sealing gasket, and the loosening and gap between the filter body and the air inlet pipe after a period of use is avoided, so that the filtering quality of the filter body to the air can be always guaranteed, and no unfiltered air will enter the cylinder, so that the cylinder can be effectively protected.

[0004] However, during the use of the existing automobile air conditioning air intake filter, the position of the filter air intake is fixed, resulting in dust in the air often concentrated in a certain area of ​​the filter screen. Once too much dust accumulates, it needs to be replaced, resulting in a short service life of the automobile air conditioning air intake filter. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the problem that during the use of the existing automobile air-conditioning air-inlet filter, due to the fixed position of the filter air inlet, dust in the air is often concentrated in a certain area of ​​the filter screen. Once too much dust accumulates, it needs to be replaced, resulting in a short service life of the automobile air-conditioning air-inlet filter.

[0006] The technical solution adopted to solve the above technical problems is:

[0007] A car air-conditioning air inlet filter protection device comprises a filter screen cylinder, a rotating motor and a mounting shell, wherein the mounting shell is provided with an air inlet duct, the mounting shell is coaxially matched with the filter screen cylinder, a rotating motor is provided at the back of the mounting shell, the rotating motor is connected to the filter screen cylinder via a rotating shaft, and the filter screen cylinder is provided with filter holes.

[0008] As a preferred technical solution of the utility model, a visual window is provided on the front of the installation shell to facilitate the user to observe the working conditions inside the device, and a dust collection box is provided at the bottom of the installation shell.

[0009] As an optimal technical solution of the utility model, a scraper is provided on the inner wall of the mounting shell, the scraper base is a spring seat, the scraper is located at the dust collection box, and a filter plate is provided on the air inlet duct, which can perform primary filtering of dust in the air.

[0010] As a preferred technical solution of the utility model, a rotating bracket is provided on the inner wall of the mounting shell, the rotating bracket is concentrically matched with the filter screen cylinder, a rotating cylinder is provided on the inner side of the rotating bracket, the rotating cylinder is in contact with the outer wall of the filter screen cylinder, which can make the filter screen cylinder rotate more stably.

[0011] As a preferred technical solution of the utility model, an air outlet pipe is provided on the left side of the filter screen cylinder, and the air outlet pipe is rotatably connected to the filter screen cylinder through a rotating disk.

[0012] As an optimal technical solution of the utility model, a packaging circular plate is provided on the left side of the mounting shell, the packaging circular plate is concentrically matched with the filter screen cylinder, a limiting hole is provided on the side of the packaging circular plate, a limiting seat is provided on the side of the mounting shell, a spring stretching bracket is provided on the limiting seat, the spring stretching bracket is composed of a stretching spring and a stretching plate, a limiting rod is provided on the stretching plate of the spring stretching bracket, and the limiting rod is connected to the limiting hole of the packaging circular plate.

[0013] The beneficial effects of the utility model are:

[0014] Since the utility model is provided with a rotating motor, when the filter is in operation, the rotating motor drives the filter mesh cylinder to rotate through the rotating shaft. When air enters the filter from the upper side of the mounting shell, the rotating filter mesh cylinder can filter it and transmit it to the automobile air conditioner. During the filtering process, driven by the rotating motor, the effective dust adhesion surface of the filter mesh cylinder is increased, thereby effectively protecting the filter and extending the service life of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a first axial view of the utility model;

[0016] Figure 2It is a second axis view of the utility model;

[0017] Figure 3 It is a third axis view of the utility model;

[0018] Figure 4 for Figure 1 A partial enlarged view of middle A;

[0019] Figure 5 for Figure 2 A magnified partial view of B.

[0020] In the figure: 1. filter cylinder; 2. rotating motor; 3. mounting shell; 4. air inlet duct; 5. dust collection box; 6. scraper; 7. rotating bracket; 8. rotating cylinder; 9. air outlet duct; 10. packaging circular plate; 11. limit seat; 12. spring tension bracket; 13. limit rod. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0022] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0023] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0024] In the above description of the utility model, it should be noted that the terms "one side", "the other side", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the accompanying drawings, or the orientation or position relationship in which the utility model product is usually placed when in use, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0025] In addition, the term "same" does not mean that the parts must be absolutely the same, but slight differences are allowed. The term "vertical" only means that the positional relationship between the parts is more vertical than "parallel", and does not mean that the structure must be completely vertical, but can be slightly tilted.

[0026] Embodiment 1

[0027] exist Figure 1-5 The utility model provides a technical solution: a car air-conditioning air inlet filter protection device, comprising a filter screen cartridge 1, a rotating motor 2 and a mounting shell 3, the mounting shell 3 is provided with an air inlet duct 4, the mounting shell 3 is concentrically matched with the filter screen cartridge 1, the back of the mounting shell 3 is provided with a rotating motor 2, the rotating motor 2 is connected to the filter screen cartridge 1 through a rotating shaft, and the filter screen cartridge 1 is provided with a filter hole.

[0028] In one aspect of the present embodiment, a visual window is provided on the front of the mounting shell 3, a dust collecting box 5 is provided at the bottom of the mounting shell 3, a scraper 6 is provided on the inner wall of the mounting shell 3, the base of the scraper 6 is a spring seat, and the scraper 6 is located at the dust collecting box 5. After the scraper 6 makes initial contact with the filter screen cylinder 1, the filter screen cylinder 1 will vibrate under the action of the spring seat, thereby vibrating the dust in the filter screen cylinder 1 into the dust collecting box 5 through vibration and scraping, and a filter plate is provided on the air inlet duct 4.

[0029] In one aspect of the present embodiment, a rotating bracket 7 is provided on the inner wall of the mounting shell 3, and the rotating bracket 7 is concentrically matched with the filter screen cylinder 1. A rotating cylinder 8 is provided on the inner side of the rotating bracket 7, and the rotating cylinder 8 contacts the outer wall of the filter screen cylinder 1. An air outlet pipe 9 is provided on the left side of the filter screen cylinder 1, and the air outlet pipe 9 is rotatably connected to the filter screen cylinder 1 through a rotating disk. A packaging circular plate 10 is provided on the left side of the mounting shell 3, and the packaging circular plate 10 is concentrically matched with the filter screen cylinder 1. A limiting hole is provided on the side of the packaging circular plate 10, and a limiting seat 11 is provided on the side of the mounting shell 3. A spring stretching bracket 12 is provided on the limiting seat 11. The spring stretching bracket 12 is composed of a stretching spring and a stretching plate. A limiting rod 13 is provided on the stretching plate of the spring stretching bracket 12, and the limiting rod 13 is connected to the limiting hole of the packaging circular plate 10, so that the user can fix the packaging circular plate 10 conveniently.

[0030] The working principle of the utility model is as follows: During the use of the utility model, air enters the equipment from the air inlet duct 4 of the mounting shell 3, and the user starts the rotating motor 2, which drives the filter screen cylinder 1 to rotate. When air enters the filter from the upper side of the mounting shell 3, the rotating filter screen cylinder 1 can filter it and pass it to the car air conditioner. During the filtering process, driven by the rotating motor 2, the effective dust adhesion surface of the filter screen cylinder 1 increases. At the same time, when the filter screen cylinder 1 rotates, the scraper 6 contacts the filter screen cylinder 1. Under the action of the spring seat, the filter screen cylinder 1 will vibrate, thereby vibrating the dust in the filter screen cylinder 1 into the dust collection box 5 through vibration and scraping, thereby effectively protecting the filter and extending the service life of the equipment.

[0031] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A protective device for an air inlet filter of an automobile air conditioner, comprising a filter screen cartridge (1), a rotating motor (2) and a mounting housing (3), characterized in that: The installation shell (3) is provided with an air inlet duct (4), the installation shell (3) is coaxially matched with the filter screen cylinder (1), a rotating motor (2) is provided on the back of the installation shell (3), the rotating motor (2) is connected to the filter screen cylinder (1) via a rotating shaft, and the filter screen cylinder (1) is provided with a filter hole.

2. The automobile air conditioning air inlet filter protection device according to claim 1, characterized in that: A visual window is provided on the front of the installation shell (3), and a dust collection box (5) is provided on the bottom of the installation shell (3).

3. The automobile air conditioning air inlet filter protection device according to claim 2, characterized in that: A scraper (6) is provided on the inner wall of the mounting shell (3); the base of the scraper (6) is a spring seat; the scraper (6) is located at the dust collection box (5); and a filter plate is provided on the air inlet duct (4).

4. The automobile air conditioning air inlet filter protection device according to claim 3 is characterized in that: A rotating bracket (7) is provided on the inner wall of the mounting shell (3), the rotating bracket (7) is coaxially matched with the filter screen cylinder (1), a rotating cylinder (8) is provided on the inner side of the rotating bracket (7), and the rotating cylinder (8) is in contact with the outer wall of the filter screen cylinder (1).

5. The automobile air conditioning air inlet filter protection device according to claim 4, characterized in that: An air outlet pipe (9) is provided on the left side of the filter screen cylinder (1), and the air outlet pipe (9) is rotatably connected to the filter screen cylinder (1) via a rotating disk.

6. The automobile air conditioning air inlet filter protection device according to claim 5, characterized in that: A packaging circular plate (10) is provided on the left side of the installation shell (3), the packaging circular plate (10) is coaxially matched with the filter screen cylinder (1), a limiting hole is provided on the side of the packaging circular plate (10), a limiting seat (11) is provided on the side of the installation shell (3), a spring stretching bracket (12) is provided on the limiting seat (11), the spring stretching bracket (12) is composed of a stretching spring and a stretching plate, a limiting rod (13) is provided on the stretching plate of the spring stretching bracket (12), and the limiting rod (13) is connected to the limiting hole of the packaging circular plate (10).

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