Flexible connection structure for air purification equipment

Abstract

The utility model discloses a flexible connecting structure for air purification equipment, which relates to the field of connecting structures and comprises a fixing assembly, a limiting assembly is arranged on the outer side surface of the fixing assembly, a fan assembly is abutted against the inner side of the left part of the fixing assembly, and a ventilation pipe is abutted against the inner side of the right part of the fixing assembly. The fixing assembly comprises at least one annular mounting plate, at least one connecting sliding rod and a limiting spring are fixedly connected to the inner side of the annular mounting plate, the connecting sliding rod is located on the inner side of the limiting spring, rubber pressing plates are fixedly connected to the inner side ends of the connecting sliding rod and the limiting spring, and rubber pipes are fixedly connected to the inner sides of the rubber pressing plates. At least one connecting rod is fixedly connected to the outer side surface of the rubber pressing plate, sliding grooves are formed in the outer side surfaces of the connecting rods, the outer side ends of the connecting rods penetrate through the annular mounting plate and are fixedly connected with pulling plates, and the problems that according to an existing connecting structure for the air purification equipment, the connecting angle is difficult to adjust, and sealing is incomplete after connection are solved.

Description

Technical Field

[0001] The utility model relates to the field of connection structures, in particular to a flexible connection structure for air purification equipment. Background Art

[0002] Air purification equipment refers to products that can filter out or kill air pollutants and effectively improve air cleanliness. They are mainly household and commercial air purification equipment that removes indoor air pollution. Air purification equipment can filter airborne particulate matter, bacteria, viruses, fungal spores, pollen, asbestos, and radon decay products. Most air purification equipment requires the fan to be connected to the ventilation duct during installation and use. The existing connection structure is difficult to adjust the connection angle during use and the seal is not complete after connection. Utility Model Content

[0003] In order to solve the above technical problems, a flexible connection structure for air purification equipment is provided. This technical solution solves the problems of difficulty in adjusting the connection angle and incomplete sealing after connection proposed in the above background technology.

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

[0005] The cam is an air duct mounted on a support frame, and the cam is configured to engage with the fan assembly and the fan assembly when the cam is engaged.

[0006] Preferably, the fan assembly includes a frame, the outer surface of the frame abuts against the inner surface of the rubber tube; a motor is fixedly connected to the right surface of the frame, the output end of the motor passes through the frame and is fixedly connected to the fan blade, and a protective cover is fixedly connected to the inner side of the left part of the frame.

[0007] Preferably, the limit spring and the rubber pressure plate are coaxially arranged, and the push rod and the return spring are coaxially arranged.

[0008] Preferably, the limiting block matches the shape of the sliding groove.

[0009] Preferably, the outer surface of the connecting rod is slidably connected to the inner surface of the annular mounting plate, and the outer surface of the push rod is slidably connected to the inner surface of the mounting bracket.

[0010] Compared with the prior art, the utility model provides a flexible connection structure for air purification equipment, which has the following beneficial effects:

[0011] The utility model is capable of accurately fixing the fan assembly and the ventilation duct by providing a fixing component, and can fine-tune fan assemblies of different sizes to ensure that there will be no gaps and air leakage. By providing a limit spring and a connecting slide rod, the surface of the frame can be adaptively adjusted to ensure the stability and reliability of the device.

[0012] The utility model provides a limiting component, which can limit the position of the connecting rod after the connection is completed, so as to ensure that the connection will not be loose or leak during use, thereby improving the reliability and stability of the equipment. By providing a limiting block and a slide groove, the outer surface of the limiting block is made of flexible material, which can generate friction with the slide groove during extrusion to limit the connecting rod, making it easy to pre-adjust the edge diameter of the rubber tube to facilitate the installation of the structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional diagram of the utility model;

[0014] Figure 2 It is a left view of the utility model;

[0015] Figure 3 for Figure 2 Cross-sectional view at AA in the middle.

[0016] The numbers in the figure are:

[0017] 1. Fixing assembly; 101. Annular mounting plate; 102. Connecting slide bar; 103. Limiting spring; 104. Rubber pressure plate; 105. Rubber tube; 106. Connecting rod; 107. Slide groove; 108. Pull plate; 2. Limiting assembly; 201. Mounting frame; 202. Reset spring; 203. Limiting block; 204. Push rod; 3. Fan assembly; 301. Frame; 302. Motor; 303. Fan blade; 304. Protective cover; 4. Ventilation duct. DETAILED DESCRIPTION

[0018] The following description is used to disclose the present invention so that those skilled in the art can implement the present invention. The preferred embodiments described below are only examples, and those skilled in the art may think of other obvious variations.

[0019] Reference Figure 1-3 As shown, a flexible connection structure for air purification equipment includes a fixing component 1, a limiting component 2 is arranged on the outer surface of the fixing component 1, a fan component 3 is abutted on the inner side of the left part of the fixing component 1, and a ventilation pipe 4 is abutted on the inner side of the right part of the fixing component 1. The fixing component 1 includes at least one annular mounting plate 101, and at least one connecting slide bar 102 and a limiting spring 103 are fixedly connected to the inner side of the annular mounting plate 101. The connecting slide bar 102 is located on the inner side of the limiting spring 103, and the connecting slide bar 102 and the limiting spring 103 are fixedly connected to the inner side of the limiting spring 103. The inner ends of the springs 103 are fixedly connected with rubber pressure plates 104. By setting the limit springs 103 and the connecting slide bars 102, the surface of the frame 301 can be adaptively adjusted to ensure the stability and reliability of the device. The inner side of the rubber pressure plate 104 is fixedly connected with a rubber tube 105. The outer surface of the rubber pressure plate 104 is fixedly connected with at least one connecting rod 106. The outer surface of the connecting rod 106 is provided with a slide groove 107. The outer end of the connecting rod 106 passes through the annular mounting plate 101 and is fixedly connected with a pull plate 108. By providing a fixing component 1, the fan component 3 and the ventilation pipe 4 can be accurately fixed, and the fan components 3 of different sizes can be fine-tuned to ensure that there will be no gaps and air leakage. The limiting component 2 includes at least one mounting frame 201, the inner side of the mounting frame 201 is fixedly connected to the outer surface of the annular mounting plate 101, and the inner side of the mounting frame 201 is fixedly connected to a return spring 202, and the other end of the return spring 202 is fixedly connected to a limit block 203. By providing the limit block 203 and the slide groove 10 7. The outer surface of the limit block 203 is made of flexible material, which can generate friction with the slide groove 107 during extrusion to limit the connecting rod 106, so as to pre-adjust the edge diameter of the rubber tube 105 and facilitate the installation of the structure. The outer surface of the limit block 203 is fixedly connected with a push rod 204, and the push rod 204 passes through the mounting frame 201. By setting the limiting component 2, the position of the connecting rod 106 can be limited after the connection is completed to ensure that the connection will not be loose or leaking during use, thereby improving the reliability and stability of the equipment.

[0020] In another embodiment provided by the present utility model, Figure 1-3As shown, the fan assembly 3 includes a frame 301, the outer surface of the frame 301 abuts against the inner surface of the rubber tube 105; the right surface of the frame 301 is fixedly connected with a motor 302, the output end of the motor 302 passes through the frame 301 and is fixedly connected with a fan blade 303, the left inner side of the frame 301 is fixedly connected with a protective cover 304, the limit spring 103 and the rubber pressure plate 104 are coaxially arranged, the push rod 204 and the return spring 202 are coaxially arranged, which can improve the overall service life and accuracy, the limit block 203 is consistent with the shape of the slide groove 107, the outer surface of the connecting rod 106 is slidably connected with the inner surface of the annular mounting plate 101, and the outer surface of the push rod 204 is slidably connected with the inner surface of the mounting frame 201. It can improve the overall stability.

[0021] Working principle: Pull out the push rod 204 to drive the limit block 203 to separate from the slide groove 107, release the limit on the connecting rod 106, and pull the pull plate 108 to adjust the edge diameter of the rubber tube 105 according to the required size. After the adjustment is completed, release the push rod 204 to fix the connecting rod 106, put the fan assembly 3 and the ventilation pipe 4 on both sides respectively, pull out the push rod 204, and self-adjust the size of the rubber tube 105 through the limit spring 103 and the connecting slide rod 102. After completion, release the push rod 204 to complete the connection between the fan assembly 3 and the ventilation pipe 4.

[0022] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and the specification only describe the principles of the utility model. The utility model may be subject to various changes and improvements without departing from the spirit and scope of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A flexible connection structure for air purification equipment, characterized in that: It comprises a fixing component (1), a limiting component (2) is arranged on the outer surface of the fixing component (1), a fan component (3) is abutted on the inner side of the left part of the fixing component (1), and a ventilation pipe (4) is abutted on the inner side of the right part of the fixing component (1); The fixing assembly (1) comprises at least one annular mounting plate (101), the inner side of which is fixedly connected with at least one connecting slide bar (102) and a limit spring (103), the connecting slide bar (102) being located on the inner side of the limit spring (103), the inner side ends of the connecting slide bar (102) and the limit spring (103) being fixedly connected with a rubber pressure plate (104), the inner side of the rubber pressure plate (104) being fixedly connected with a rubber tube (105), the outer side surface of the rubber pressure plate (104) being fixedly connected with at least one connecting rod (106), the outer side surface of each connecting rod (106) being provided with a sliding groove (107), and the outer side end of the connecting rod (106) passing through the annular mounting plate (101) being fixedly connected with a pull plate (108); The limit assembly (2) comprises at least one mounting frame (201), the inner side of the mounting frame (201) is fixedly connected to the outer side surface of the annular mounting plate (101), the inner side surface of the mounting frame (201) is fixedly connected to a return spring (202), the other end of the return spring (202) is fixedly connected to a limit block (203), the outer side surface of the limit block (203) is fixedly connected to a push rod (204), and the push rod (204) passes through the mounting frame (201).

2. A flexible connection structure for air purification equipment according to claim 1, characterized in that: The fan assembly (3) comprises a frame (301), the outer surface of the frame (301) abutting against the inner surface of the rubber tube (105); a motor (302) is fixedly connected to the right surface of the frame (301), an output end of the motor (302) passes through the frame (301) and is fixedly connected to a fan blade (303); and a protective cover (304) is fixedly connected to the inner side of the left portion of the frame (301).

3. The flexible connection structure for air purification equipment according to claim 1, characterized in that: The limit spring (103) and the rubber pressure plate (104) are coaxially arranged, and the push rod (204) and the return spring (202) are coaxially arranged.

4. The flexible connection structure for air purification equipment according to claim 1, characterized in that: The shape of the limiting block (203) matches that of the sliding groove (107).

5. The flexible connection structure for air purification equipment according to claim 1, characterized in that: The outer surface of the connecting rod (106) is slidably connected to the inner surface of the annular mounting plate (101), and the outer surface of the push rod (204) is slidably connected to the inner surface of the mounting frame (201).

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