Dustproof structure of air inlet of indoor unit of central air conditioner

Abstract

The utility model discloses a dustproof structure for an air inlet of an indoor unit of a central air conditioner, belongs to the field of central air conditioners, and aims to solve the problems that pollutants can directly enter an air conditioning system, and the impurities can be attached to a condenser, an evaporator and other internal components of the air conditioner, so that the performance of equipment is reduced, and the operation efficiency is reduced. The first butt joint end rod and the second butt joint end rod are connected with the connecting inner rod, the comprehensive width of the dustproof cover is adjusted, the distance between the two sets of dustproof net plates is adjusted, a gap exists between the two sets of dustproof net plates, due to the fact that the two side ends of the reserved net plate correspond to the first butt joint end rod and the second butt joint end rod correspondingly, the reserved net plate seals the movable gap, and the dust prevention effect is achieved. In the width adjusting process of the dust cover, the dust cover is matched with different sizes of air conditioner air inlets, the support hanging rods are hung on the end faces of the two sides of an air conditioner, then the dust cover is directly aligned with the air conditioner air inlets, and dust prevention measures are completed in the using process of the central air conditioner.

Description

Technical Field

[0001] The utility model relates to the field of central air conditioners, and more specifically to a dustproof structure for an air inlet of an indoor unit of a central air conditioner. Background Art

[0002] Central air conditioning is an air conditioning system used to regulate indoor temperature, humidity and air quality. Compared with traditional split air conditioners, central air conditioning has the characteristics of centralized cooling and heating. It is suitable for large buildings or areas, can effectively and uniformly manage and regulate the indoor environment, provide stable cooling and heating effects, can meet the needs of multiple rooms or areas, reduce the number of indoor units, reduce occupied space and noise, and improve energy utilization efficiency and operating efficiency through centralized control and automated management. Central air conditioners are used frequently, and dust is easily accumulated at the air inlet. Pollutants will directly enter the air conditioning system. These impurities will adhere to the condenser, evaporator and other internal components of the air conditioner, resulting in a decrease in equipment performance and reduced operating efficiency. In addition, air inlets without dust prevention measures will make it easier for dust and dirt to accumulate inside the air conditioner, increasing the difficulty of equipment maintenance. Utility Model Content

[0003] The purpose of the utility model is to provide a dust-proof structure for the air inlet of the indoor unit of a central air-conditioning system, so as to solve the problem that pollutants will directly enter the air-conditioning system. These impurities will adhere to the condenser, evaporator and other internal components of the air-conditioning, resulting in a decline in the performance of the equipment and a decrease in the operating efficiency, and to facilitate use.

[0004] In order to achieve the above-mentioned purpose, the technical solution provided by the utility model is:

[0005] The utility model discloses a dustproof structure for an air inlet of an indoor unit of a central air conditioner, comprising a dust cover and mounting foot rods mounted on both side ends of the dust cover, mounting hangers are arranged on both side ends of the dust cover, a traction rod is mounted on one end of the mounting hanger, one end of the traction rod is connected to the mounting foot rod, two groups of mounting hangers are arranged, the two groups of mounting hangers are located on the upper end surface of the air conditioner, the dust cover is connected to the air inlet of the air conditioner, the height of the dust cover is adjusted by the mounting hanger, the angle of the dust cover is adjusted by the traction rod, and the dust cover is adjusted to be connected to the air inlet of the air conditioner;

[0006] The dust cover includes a dust frame plate and a first docking end rod arranged at a corner end of the dust frame plate, the two ends of the side surface of the dust frame plate are connected to the mounting foot rod, the second docking end rod is installed at the diagonal end of the first docking end rod, a dust screen plate is arranged between the first docking end rod and the second docking end rod, and the dust frame plate, the first docking end rod, the second docking end rod and the dust screen plate are each arranged in two groups.

[0007] Preferably, three end surfaces of the dustproof mesh plate are respectively fixedly connected to the dustproof frame plate, the first butt end rod and the second butt end rod.

[0008] Preferably, connecting inner rods are provided between the two groups of first butt-joint end rods and the two groups of second butt-joint end rods, and reserved mesh plates are provided on the inner surface of the junction of the two groups of dustproof mesh plates, and the two ends of the reserved mesh plates are movably engaged between the first butt-joint end rods and the second butt-joint end rods.

[0009] Preferably, the mounting hanger includes a bracket hanging rod and a first docking plate installed at the lower end of the bracket hanging rod, and a first movable plug rod is provided on the upper surface of the first docking plate, and the first movable plug rod is movably connected to the lower surface of the bracket hanging rod.

[0010] Preferably, a first fixed locking piece is provided on the side surface of the bracket hanging rod, the first fixed locking piece passes through the bracket hanging rod and is connected to the first movable plug rod, and a transverse docking rod is installed on the lower end surface of the first docking plate.

[0011] Preferably, the traction rod includes a connecting shaft arranged on the inner side of the transverse docking rod and a guide pull rod installed at one end of the connecting shaft, and the outer end surface of the connecting shaft is provided with a second docking plate, and the second docking plate is movably sleeved with one end surface of the guide pull rod.

[0012] Preferably, a second fixed locking piece is provided on the side surface of the guide rod, and the second fixed locking piece passes through the guide rod and is connected to the second docking plate. A second movable plug rod is installed at one end of the guide rod and the connecting shaft. The connecting shaft is movably connected to the transverse docking rod through the second movable plug rod, and the guide rod is connected to the mounting foot rod movable shaft through the second movable plug rod.

[0013] Compared with the prior art, the technical solution provided by the utility model has the following beneficial effects:

[0014] 1. The utility model provides a dustproof structure for the air inlet of an indoor unit of a central air conditioner. By connecting a first butt end rod and a second butt end rod with a connecting inner rod, the comprehensive width of the dust cover is adjusted, and the distance between the two sets of dustproof mesh plates is adjusted. There is a gap between the two sets. Since the two side ends of the reserved mesh plates correspond to the first butt end rod and the second butt end rod respectively, the reserved mesh plates cover the movable gap, so that the dust cover can match different air inlet sizes of the air conditioner during the width adjustment process. The bracket hanging rods are hung on the end faces on both sides of the air conditioner, and then the dust cover is directly aligned with the air inlet of the air conditioner, so that dustproof measures are completed during the use of the central air conditioner.

[0015] 2. The utility model provides a dustproof structure for the air inlet of a central air-conditioning indoor unit. After the dust cover is docked with the air inlet of the air-conditioning, the sleeve height of the first movable plug rod and the first fixed locking member is adjusted, and the first fixed locking member is used to fix it to adjust the height of the dust cover relative to the air inlet of the air-conditioning. The sleeve length of the second docking plate and the guide rod is adjusted, and the second fixed locking member is used to fix it to adjust the angle of the dust cover relative to the air inlet of the air-conditioning, so that the dust cover is fitted with the air inlet of the air-conditioning to prevent dust from entering from the connecting gap, thereby further enhancing the dustproof strength. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is the overall structure diagram of the utility model;

[0017] Figure 2 This is a schematic diagram of the assembly structure of the mounting hanger and the traction rod of the utility model;

[0018] Figure 3 This is a schematic diagram of the front structure of the dust cover of the utility model;

[0019] Figure 4 It is a schematic diagram of the back structure of the dust cover of the utility model.

[0020] In the figure: 1. Dust cover; 11. Dust frame plate; 12. First docking end rod; 13. Second docking end rod; 14. Connecting inner rod; 15. Dust screen; 16. Reserved screen; 2. Install foot rod; 3. Install hanger; 31. Bracket hanger; 32. First docking plate; 33. First movable plug rod; 34. First fixed locking piece; 35. Horizontal docking rod; 4. Towing rod; 41. Guide pull rod; 42. Connecting shaft; 43. Second docking plate; 44. Second movable plug rod; 45. Second fixed locking piece. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings.

[0023] Combination Figure 1The utility model discloses a dustproof structure for the air inlet of the indoor unit of a central air conditioner, comprising a dust cover 1 and mounting foot rods 2 mounted on both side ends of the dust cover 1, mounting hangers 3 are arranged on both side ends of the dust cover 1, a traction rod 4 is mounted on one end of the mounting hanger 3, one end of the traction rod 4 is connected to the mounting foot rod 2, two groups of mounting hangers 3 are arranged, and the two groups of mounting hangers 3 are located on the upper end surface of the air conditioner, the dust cover 1 is connected to the air inlet of the air conditioner, the height of the dust cover 1 is adjusted by the mounting hangers 3, and the height of the dust cover 1 is adjusted by the traction rod 4 The dust cover 1 is adjusted to be connected with the air inlet of the air conditioner, and the dust cover 1 includes a dust frame plate 11 and a first docking end rod 12 arranged at one corner end of the dust frame plate 11. The two ends of the side surface of the dust frame plate 11 are connected with the mounting foot rod 2. The diagonal end of the first docking end rod 12 is installed with a second docking end rod 13. A dustproof mesh plate 15 is arranged between the first docking end rod 12 and the second docking end rod 13. The dustproof frame plate 11, the first docking end rod 12, the second docking end rod 13 and the dustproof mesh plate 15 are each provided with two groups.

[0024] The utility model is further described below in conjunction with embodiments.

[0025] Combination Figure 2-Figure 4 The three end faces of the dustproof mesh plate 15 are fixedly connected to the dustproof frame plate 11, the first docking end rod 12 and the second docking end rod 13 respectively. A connecting inner rod 14 is arranged between the two groups of first docking end rods 12 and the two groups of second docking end rods 13. A reserved mesh plate 16 is arranged on the inner surface of the junction of the two groups of dustproof mesh plates 15. The two ends of the reserved mesh plate 16 are movably engaged between the first docking end rod 12 and the second docking end rod 13. The mounting hanger 3 includes a bracket hanging rod 31 and a first docking plate 32 installed at the lower end of the bracket hanging rod 31. The upper surface of the first docking plate 32 is provided with a first movable plug rod 33, and the first movable plug rod 33 is movably sleeved with the lower surface of the bracket hanging rod 31.

[0026] A first fixed lock 34 is provided on the side surface of the bracket hanging rod 31, and the first fixed lock 34 passes through the bracket hanging rod 31 and is connected to the first movable plug rod 33. A transverse docking rod 35 is installed on the lower end surface of the first docking plate 32. The traction rod 4 includes a connecting shaft 42 arranged on the inner side of the transverse docking rod 35 and a guide pull rod 41 installed at one end of the connecting shaft 42. A second docking plate 43 is provided on the outer end surface of the connecting shaft 42, and the second docking plate 43 is movably sleeved with one end surface of the guide pull rod 41. A second fixed lock 45 is provided on the side surface of the guide pull rod 41, and the second fixed lock 45 passes through the guide pull rod 41 and is connected to the second docking plate 43. A second movable plug rod 44 is installed on one end of the guide pull rod 41 and the connecting shaft 42. The connecting shaft 42 is movably connected to the transverse docking rod 35 through the second movable plug rod 44, and the guide pull rod 41 is connected to the movable shaft of the mounting foot rod 2 through the second movable plug rod 44.

[0027] In this embodiment, the comprehensive width of the dust cover 1 is adjusted by connecting the first butt end rod 12 and the second butt end rod 13 with the connecting inner rod 14, and the distance between the two sets of dust screens 15 is adjusted. There is a gap between the two. Since the two side ends of the reserved screen 16 correspond to the first butt end rod 12 and the second butt end rod 13 respectively, the reserved screen 16 covers the movable gap, so that the dust cover 1 can match different air inlet sizes of the air conditioner during the width adjustment process, and the bracket hanging rod 31 is hung on the end faces of the air conditioner on both sides, and then the dust cover 1 is directly aligned with the air inlet of the air conditioner, so that During the use of the central air conditioner, dust prevention measures are completed. After the dust cover 1 is docked with the air inlet of the air conditioner, the socket height of the first movable plug rod 33 and the first fixed lock 34 is adjusted, and the first fixed lock 34 is used to fix it to adjust the height of the dust cover 1 relative to the air inlet of the air conditioner. The socket length of the second docking plate 43 and the guide rod 41 is adjusted, and the second fixed lock 45 is used to fix it to adjust the angle of the dust cover 1 relative to the air inlet of the air conditioner, so as to make the dust cover 1 fit the air inlet of the air conditioner to prevent dust from entering from the connection gap, thereby further enhancing the dust prevention strength.

[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A dustproof structure for an air inlet of an indoor unit of a central air conditioner, comprising a dustproof cover (1) and mounting feet (2) mounted on both sides of the dustproof cover (1), characterized in that: The two side ends of the dust cover (1) are provided with mounting hangers (3), one end of the mounting hanger (3) is provided with a traction rod (4), one end of the traction rod (4) is connected to the mounting foot rod (2), two groups of mounting hangers (3) are provided, the two groups of mounting hangers (3) are located on the upper end surface of the air conditioner, the dust cover (1) is connected to the air inlet of the air conditioner, the height of the dust cover (1) is adjusted by the mounting hanger (3), the angle of the dust cover (1) is adjusted by the traction rod (4), and the dust cover (1) is adjusted to be connected to the air inlet of the air conditioner; The dust cover (1) comprises a dust frame plate (11) and a first butt end rod (12) arranged at a corner end of the dust frame plate (11); the two ends of the side surface of the dust frame plate (11) are connected to the mounting foot rod (2); the diagonal end of the first butt end rod (12) is installed with a second butt end rod (13); a dust screen plate (15) is arranged between the first butt end rod (12) and the second butt end rod (13); and the dust frame plate (11), the first butt end rod (12), the second butt end rod (13) and the dust screen plate (15) are all arranged in two groups.

2. The dust-proof structure for the air inlet of a central air conditioner indoor unit according to claim 1, characterized in that: The three end surfaces of the dustproof mesh plate (15) are respectively fixedly connected to the dustproof frame plate (11), the first butt-joint end rod (12) and the second butt-joint end rod (13).

3. The dust-proof structure for the air inlet of a central air conditioner indoor unit according to claim 2, characterized in that: A connecting inner rod (14) is provided between the two groups of first butt-end rods (12) and the two groups of second butt-end rods (13), and a reserved mesh plate (16) is provided on the inner surface of the junction position of the two groups of dustproof mesh plates (15), and the two ends of the reserved mesh plate (16) are movably engaged between the first butt-end rod (12) and the second butt-end rod (13).

4. The dust-proof structure for the air inlet of a central air conditioner indoor unit according to claim 1, characterized in that: The mounting hanger (3) comprises a bracket hanging rod (31) and a first docking plate (32) mounted on the lower end of the bracket hanging rod (31); a first movable plug rod (33) is provided on the upper surface of the first docking plate (32); and the first movable plug rod (33) is movably sleeved with the lower surface of the bracket hanging rod (31).

5. The dust-proof structure for the air inlet of a central air-conditioning indoor unit according to claim 4, characterized in that: A first fixed locking piece (34) is provided on the side surface of the bracket hanging rod (31), the first fixed locking piece (34) penetrates the bracket hanging rod (31) and is connected to the first movable plug rod (33), and a transverse docking rod (35) is installed on the lower end surface of the first docking plate (32).

6. The dust-proof structure for the air inlet of a central air-conditioning indoor unit according to claim 5, characterized in that: The traction rod (4) comprises a connecting shaft (42) arranged inside the transverse docking rod (35) and a guide pull rod (41) installed at one end of the connecting shaft (42); a second docking plate (43) is arranged on the outer end surface of the connecting shaft (42); and the second docking plate (43) is movably sleeved with one end surface of the guide pull rod (41).

7. The dust-proof structure for the air inlet of a central air conditioner indoor unit according to claim 6, characterized in that: The side surface of the guide rod (41) is provided with a second fixed locking member (45), the second fixed locking member (45) penetrates the guide rod (41) and is connected to the second docking plate (43), one end of the guide rod (41) and the connecting shaft (42) are both installed with a second movable plug rod (44), the connecting shaft (42) is movably connected to the transverse docking rod (35) through the second movable plug rod (44), and the guide rod (41) is connected to the movable shaft of the mounting foot rod (2) through the second movable plug rod (44).

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