A new air guide structure for a new fan that is easy to install

Abstract

The present invention relates to the field of fresh air fans, and specifically discloses an air guide structure of a fresh air fan that is easy to install, comprising: a mounting sleeve is arranged in the mounting hole of an air guide panel, a clamping block groove is opened on the side of the mounting sleeve, and a control groove is opened on the top surface of the mounting sleeve, and a control ring is arranged inside the control groove; a clamping block is arranged inside the clamping block groove, and a side groove is opened on the side of the clamping block; an air guide port is arranged inside the mounting sleeve, a mounting ring is arranged on the top of the air guide port, and a rotating ring is arranged on the bottom surface of the mounting ring; the beneficial effect is: the clamping block is driven to extend from the inside of the clamping block groove and be clamped on the surface of the air guide panel by rotating the control ring, and at this time, the sealing ring and the clamping block are clamped on both sides of the air guide panel, so that the installation of the air guide port is realized, and there is no need to pull out and plug with great force, thereby avoiding damage to the air guide panel, and solving the problem that the air guide port is clamped on the air guide panel by elastic buckles, and great force is required during installation and disassembly, which easily causes damage to the air guide panel.

Description

Technical Field

[0001] The invention relates to the field of fresh air fans, and in particular to an air guide structure for fresh air fans that is easy to install. Background Art

[0002] Fresh air machine is an effective air purification device that can circulate indoor air. On the one hand, it can exhaust the dirty air indoors to the outside, and on the other hand, it can sterilize, disinfect, filter and other measures to input fresh air outdoors into the room, so that the room is always filled with fresh and clean air.

[0003] The existing air guide structure of the fresh air fan is to connect the air guide port to the air guide panel of the air guide cover through an elastic buckle, and the wind direction is changed by rotating the air guide port;

[0004] However, the air guide port is connected to the air guide panel by elastic clips, which requires strong force during installation and removal, which can easily cause damage to the air guide panel. In addition, the rotation between the existing air guide port and the air guide panel is the friction between the air guide cover and the air guide panel, which not only has great resistance during rotation, but also easily causes wear of the air guide cover. Summary of the invention

[0005] The object of the present invention is to provide an air guide structure for a fresh air fan which is easy to install, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above object, the present invention provides the following technical solution: an air guide structure for a fresh air fan that is easy to install, the air guide structure for a fresh air fan that is easy to install comprises:

[0007] An air guide panel, wherein a plurality of mounting holes are provided on the surface of the air guide panel, a mounting sleeve is provided in the mounting hole of the air guide panel, a block groove is provided on the side of the mounting sleeve, a spring groove is provided on the top surface of the mounting sleeve, a silent ring is provided inside the spring groove, and a control groove is provided on the top surface of the mounting sleeve, and a control ring is provided inside the control groove;

[0008] A card block is arranged inside the card block slot, and a side slot is provided on the side of the card block;

[0009] The air guide port is arranged inside the mounting sleeve, a mounting ring is arranged at the top of the air guide port, a rotating ring is arranged at the bottom of the mounting ring, and a positioning ring is arranged at the bottom of the air guide port.

[0010] Preferably, the mounting sleeve has a cylindrical structure, and a plurality of positioning grooves are provided on the bottom surface of the mounting sleeve, and the plurality of positioning grooves are distributed in a circular array. A sealing ring is fixedly installed on the side surface of the bottom end of the mounting sleeve, and the top surface of the sealing ring is tightly fitted with the bottom surface of the air guide panel.

[0011] Preferably, there are multiple groups of block grooves, and two groups of block positioning plates are symmetrically arranged on both sides of the inner wall of the block groove. The bottom surface of the block groove is flush with the top surface of the air guide panel. The block groove passes through the surface of the mounting sleeve and the inner wall of the control groove, and a thread is arranged on the inner wall of one side of the control groove.

[0012] Preferably, the surface of the control ring is provided with threads, and the threads on the surface of the control ring are engaged with the threads on the inner wall of the control groove, an end of the control ring close to the inside of the control groove is provided with an angle, and the surface of the control ring is provided with multiple groups of control rods.

[0013] Preferably, the card block is slidably arranged inside the card block groove, a guide slope is arranged on one side of the card block close to the control groove, and the guide slope is slidably arranged at an oblique angle with the control ring.

[0014] Preferably, the side grooves are provided with two groups, and the two groups of side grooves are symmetrically provided on both sides of the card block, and the card block positioning plate is slidably arranged inside the side groove, and an elastic support plate is arranged between the side of the card block positioning plate close to the control groove and the side of the side groove close to the control groove, and the elastic support plate is fixedly installed on the side wall surface of the side groove.

[0015] Preferably, the air guide port is slidably arranged with the inner wall of the mounting sleeve, and the air guide port is fixedly connected with the positioning ring, and a plurality of groups of positioning balls are arranged on the surface of the positioning ring, and the plurality of groups of positioning balls correspond one by one with the plurality of groups of positioning grooves, and the positioning balls are clamped in the interior of the positioning grooves, and a pressing tongue is arranged inside the air guide port.

[0016] Preferably, the mounting ring is in a circular ring structure, the size of the mounting ring matches the size of the spring groove, a rotation groove is provided on the bottom surface of the mounting ring, and the rotation groove is in a ring groove structure with a "T"-shaped cross section.

[0017] Preferably, the rotating ring is an annular plate structure, a compression spring is arranged between the rotating ring and the silent ring, the compression spring is sleeved on the surface of the air guide port, a rotating ring connecting plate is arranged on the top surface of the rotating ring, the rotating ring connecting plate is an annular plate structure with a "T"-shaped cross-section, the rotating ring connecting plate and the rotating ring are an integral structure, the rotating ring connecting plate is slidably arranged inside the rotating groove, and a plurality of groups of steel balls are arranged between the top surface of the rotating ring connecting plate and the top surface of the inner wall of the rotating groove.

[0018] Preferably, the pressing tongue is arranged at the bottom end inside the air guide port, and the air outlet area of ​​the air guide port can be compressed by the pressing tongue, thereby increasing the air outlet pressure, lengthening the air supply distance, and guiding the air outlet direction of the air guide port.

[0019] Compared with the prior art, the present invention has the following beneficial effects:

[0020] The invention provides an air guide structure for a fresh air fan that is easy to install. The installation sleeve is inserted into the installation hole of the air guide panel. The clamping block is driven to extend from the inside of the clamping block groove by rotating the control ring and is clamped on the surface of the air guide panel. At this time, the sealing ring and the clamping block are clamped on both sides of the air guide panel, so that the installation of the air guide port is realized without the need for strong plugging and unplugging, thereby avoiding damage to the air guide panel. The problem that the air guide port is clamped on the air guide panel by an elastic buckle and strong force is required during installation and removal, which easily causes damage to the air guide panel is solved.

[0021] When adjusting the air outlet direction of the air guide port, pull the air guide port to disengage the positioning ball from the inside of the positioning groove, rotate the air guide port, and the air guide port drives the mounting ring to rotate. Rolling friction is formed between the mounting ring and the rotating ring through the rotating ring connecting plate and the steel ball, thereby reducing the friction of the rotation of the air guide port and avoiding the wear between the air guide port and the air guide panel, thus solving the problem of large rotation resistance when adjusting the air guide port and easy wear of the air guide mask. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the structure of the present invention;

[0023] Figure 2 This is a schematic diagram of the air guide structure of the present invention;

[0024] Figure 3 This is a schematic diagram of the control ring structure of the present invention;

[0025] Figure 4 This is a schematic diagram of the card block structure of the present invention;

[0026] Figure 5 This is a schematic diagram of the installation sleeve structure of the present invention;

[0027] Figure 6 This is a schematic diagram of the cross-sectional structure of the air guide port of the present invention;

[0028] Figure 7 For the present invention Figure 6 Enlarged structural diagram at A in the middle.

[0029] In the figure: air guide panel 1, air guide port 2, positioning ring 21, positioning ball 22, depressing tongue 23, mounting ring 24, rotating groove 25, steel ball 251, rotating ring 26, rotating ring connecting plate 261, mounting sleeve 3, sealing ring 31, positioning groove 311, spring groove 32, silent ring 321, compression spring 322, control groove 33, block groove 34, block positioning plate 341, control ring 4, control rod 41, block 5, side groove 51, elastic support plate 52, guide slope 53. DETAILED DESCRIPTION

[0030] In order to make the purpose and technical solution of the present invention clearly and completely described, and the advantages more clearly understood, the embodiments of the present invention are further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are part of the embodiments of the present invention, rather than all of the embodiments, and are only used to explain the embodiments of the present invention, and are not used to limit 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.

[0031] In the description of the present invention, it should be noted that the terms "center", "middle", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "one", "first", "second", "third", "fourth", "fifth", "sixth" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0032] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0033] For the purpose of simplicity and illustration, the principles of the embodiments are mainly described by reference to examples. In the following description, many specific details are proposed to provide a thorough understanding of the embodiments. However, it is obvious that for those of ordinary skill in the art, these embodiments may not be limited to these specific details in practice. In some instances, known methods and structures are not described in detail to avoid making these embodiments unnecessarily difficult to understand. In addition, all embodiments can be used in combination with each other.

[0034] See also Figure 1-Figure 7 , the present invention provides a technical solution:

[0035] Embodiment 1:

[0036] A fresh air fan air guide structure that is easy to install, the fresh air fan air guide structure that is easy to install comprises: a plurality of mounting holes are provided on the surface of an air guide panel 1, a mounting sleeve 3 is provided in the mounting holes of the air guide panel 1, a clamping block groove 34 is provided on the side of the mounting sleeve 3, a spring groove 32 is provided on the top surface of the mounting sleeve 3, a silent ring 321 is provided inside the spring groove 32, a control groove 33 is provided on the top surface of the mounting sleeve 3, a control ring 4 is provided inside the control groove 33; a clamping block 5 is provided inside the clamping block groove 34, a side groove 51 is provided on the side of the clamping block 5; an air guide port 2 is provided inside the mounting sleeve 3, a mounting ring 24 is provided on the top of the air guide port 2, and a The bottom end of the air guide port 2 is provided with a positioning ring 21 by rotating the ring 26; the mounting sleeve 3 is inserted into the mounting hole of the air guide panel 1, and the card block 5 is driven to extend from the inside of the card block groove 34 by rotating the control ring 4, and is clamped on the surface of the air guide panel 1. At this time, the sealing ring 31 and the card block 5 are clamped on both sides of the air guide panel 1, so that the air guide port 2 is installed without the need for strong plugging and unplugging, thereby avoiding damage to the air guide panel 1. When adjusting the air outlet direction of the air guide port 2, the air guide port 2 is pulled downward to separate the positioning ring 21 from the positioning groove 311, and then the air guide port 2 is rotated, and the air guide port 2 drives the mounting ring 24 to rotate on the surface of the rotating ring 26, thereby avoiding friction between the air guide port 2 and the air guide panel 1.

[0037] Embodiment 2:

[0038] On the basis of the first embodiment, in order to realize the installation and disassembly through the air guide port 2, the installation sleeve 3 is a cylindrical tube structure, and the bottom surface of the installation sleeve 3 is provided with multiple groups of positioning grooves 311, and the multiple groups of positioning grooves 311 are distributed in a circular array. The side surface of the bottom end of the installation sleeve 3 is fixedly installed with a sealing ring 31, and the top surface of the sealing ring 31 is tightly fitted with the bottom surface of the air guide panel 1; multiple groups of block grooves 34 are provided, and two groups of block positioning plates 341 are symmetrically arranged on both sides of the inner wall of the block groove 34, and the bottom surface of the block groove 34 is closely fitted with the air guide panel 1 is flush with the top surface of the mounting sleeve 3, the block groove 34 penetrates the surface of the mounting sleeve 3 and the inner wall of the control groove 33, and a thread is arranged on one side of the inner wall of the control groove 33; a thread is arranged on the surface of the control ring 4, and the thread on the surface of the control ring 4 is meshed with the thread on the inner wall of the control groove 33, and an angle is arranged on one end of the control ring 4 close to the inside of the control groove 33, and a plurality of control rods 41 are arranged on the surface of the control ring 4; the block 5 is slidably arranged inside the block groove 34, and a guide slope 53 is arranged on one side of the block 5 close to the control groove 33, and the guide slope 5 3 and the control ring 4 are set at an angle; the side grooves 51 are opened in two groups, and the two groups of side grooves 51 are symmetrically opened on both sides of the card block 5, and the card block positioning plate 341 is slidably set inside the side groove 51, and an elastic support plate 52 is set between the side of the card block positioning plate 341 close to the control groove 33 and the side of the side groove 51 close to the control groove 33, and the elastic support plate 52 is fixedly installed on the side wall surface of the side groove 51; the installation sleeve 3 is inserted into the installation hole of the air guide panel 1, and then the control ring 4 is rotated by the control rod 41 to make the control The ring 4 squeezes the block 5 through the guide slope 53, driving the block 5 to move to the outside of the block groove 34, so that the block 5 is connected to the surface of the air guide panel 1, and the position of the mounting sleeve 3 is fixed, thereby fixing the position of the air guide port 2. To remove the air guide port 2, the control ring 4 is rotated to move the control ring 4 to the outside of the control groove 33, and the rebound force of the elastic support plate 52 drives the block 5 to retract into the inside of the block groove 34. At this time, the mounting sleeve 3 can be pulled out of the mounting hole of the air guide panel 1, and the air guide port 2 is removed.

[0039] Embodiment three:

[0040] On the basis of the second embodiment, in order to adjust the air outlet direction of the air guide port 2, the air guide port 2 is slidably arranged with the inner wall of the mounting sleeve 3, the air guide port 2 is fixedly connected with the positioning ring 21, and the surface of the positioning ring 21 is provided with multiple groups of positioning balls 22, and the multiple groups of positioning balls 22 correspond to the multiple groups of positioning grooves 311 one by one. The positioning balls 22 are clamped in the interior of the positioning grooves 311, and the interior of the air guide port 2 is provided with a tongue 23; the mounting ring 24 is a circular ring structure, and the size of the mounting ring 24 is consistent with the size of the spring groove 32. The bottom surface of the mounting ring 24 is provided with a rotating groove 25, and the rotating groove 25 is an annular groove structure with a "T"-shaped cross section; the rotating ring 26 is an annular plate structure, and a compression spring 322 is arranged between the rotating ring 26 and the mute ring 321, and the compression spring 322 is sleeved on the surface of the air guide port 2, and the top surface of the rotating ring 26 is provided with a rotating ring connecting plate 261, and the rotating ring connecting plate 261 is an annular plate structure with a "T"-shaped cross section, and the rotating ring connecting plate 261 and the rotating ring 26 are connected. The rotating ring connecting plate 261 is an integral structure, and is slidably arranged inside the rotating groove 25. A plurality of sets of steel balls 251 are arranged between the top surface of the rotating ring connecting plate 261 and the top surface of the inner wall of the rotating groove 25. The pressing tongue 23 is arranged at the bottom end of the inside of the air guide port 2. The air outlet area of ​​the air guide port 2 can be compressed by the pressing tongue 23, thereby increasing the air outlet pressure, lengthening the air supply distance, and guiding the air outlet direction of the air guide port 2. The air guide port 2 is pulled to disengage the positioning ball 22 from the inside of the positioning groove 311. At this time, Rotate the air guide outlet 2, and the air guide outlet 2 drives the mounting ring 24 to rotate. Rolling friction is formed between the mounting ring 24 and the rotating ring 26 through the rotating ring connecting plate 261 and the steel ball 251, thereby reducing the friction of the rotation of the air guide outlet 2 and avoiding the wear between the air guide outlet 2 and the air guide panel 1. After the adjustment is completed, release the air guide outlet 2, and the rebound force of the compression spring 322 drives the air guide outlet 2 to return to its original position, so that the positioning ball 22 is clamped into the inside of the positioning groove 311 to fix the position of the air guide outlet 2.

[0041] 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 fresh air fan air guide structure that is easy to install, characterized in that: The fresh air fan air guide structure which is easy to install comprises: An air guide panel (1), wherein a plurality of mounting holes are provided on the surface of the air guide panel (1), a mounting sleeve (3) is provided in the mounting hole of the air guide panel (1), a clamping block groove (34) is provided on the side of the mounting sleeve (3), a spring groove (32) is provided on the top surface of the mounting sleeve (3), a silent ring (321) is provided inside the spring groove (32), and a control groove (33) is provided on the top surface of the mounting sleeve (3), and a control ring (4) is provided inside the control groove (33); A card block (5), the card block (5) is arranged inside the card block groove (34), and a side groove (51) is formed on a side surface of the card block (5); An air guide port (2), the air guide port (2) being arranged inside the mounting sleeve (3), a mounting ring (24) being arranged at the top of the air guide port (2), a rotating ring (26) being arranged at the bottom of the mounting ring (24), and a positioning ring (21) being arranged at the bottom end of the air guide port (2); The installation sleeve (3) is in a cylindrical structure, and a plurality of groups of positioning grooves (311) are provided on the bottom surface of the installation sleeve (3), and the plurality of groups of positioning grooves (311) are distributed in a circumferential array. A sealing ring (31) is fixedly mounted on the side surface of the bottom end of the installation sleeve (3), and the top surface of the sealing ring (31) is tightly fitted with the bottom surface of the air guide panel (1); Insert the installation sleeve (3) into the installation hole of the air guide panel (1), and drive the clamping block (5) to extend from the inside of the clamping block groove (34) by rotating the control ring (4) and clamp it on the surface of the air guide panel (1). At this time, the sealing ring (31) and the clamping block (5) are clamped on both sides of the air guide panel (1), so that the air guide port (2) can be installed without strong plugging and unplugging, thereby avoiding damage to the air guide panel (1). When adjusting the air outlet direction of the air guide port (2), pull the air guide port (2) downward to separate the positioning ring (21) from the positioning groove (311), rotate the air guide port (2), and the air guide port (2) drives the installation ring (24) to rotate on the surface of the rotating ring (26), thereby avoiding friction between the air guide port (2) and the air guide panel (1); The block grooves (34) are provided with a plurality of groups, and two groups of block positioning plates (341) are symmetrically arranged on both sides of the inner wall of the block groove (34). The bottom surface of the block groove (34) is flush with the top surface of the air guide panel (1). The block groove (34) penetrates the surface of the installation sleeve (3) and the inner wall of the control groove (33), and a thread is arranged on one side of the inner wall of the control groove (33); The surface of the control ring (4) is provided with threads, and the threads on the surface of the control ring (4) are meshed with the threads on the inner wall of the control groove (33); an end of the control ring (4) close to the inside of the control groove (33) is provided with an oblique angle, and a plurality of control rods (41) are provided on the surface of the control ring (4); The card block (5) is slidably arranged inside the card block groove (34); a guide inclined surface (53) is arranged on one side of the card block (5) close to the control groove (33); and the guide inclined surface (53) and the control ring (4) are slidably arranged at an oblique angle.

2. The air guide structure for a fresh air fan that is easy to install according to claim 1 is characterized in that: The side grooves (51) are provided with two groups, and the two groups of side grooves (51) are symmetrically provided on both sides of the card block (5); the card block positioning plate (341) is slidably arranged inside the side groove (51); an elastic support plate (52) is arranged between a side of the card block positioning plate (341) close to the control groove (33) and a side of the side groove (51) close to the control groove (33); the elastic support plate (52) is fixedly installed on the side wall surface of the side groove (51).

3. The air guide structure for a fresh air fan that is easy to install according to claim 1 is characterized in that: The air guide port (2) is slidably arranged with the inner wall of the mounting sleeve (3); the air guide port (2) is fixedly connected with the positioning ring (21); a plurality of groups of positioning balls (22) are arranged on the surface of the positioning ring (21); the plurality of groups of positioning balls (22) correspond to the plurality of groups of positioning grooves (311) in a one-to-one manner; the positioning balls (22) are clamped in the interior of the positioning grooves (311); and a pressing tongue (23) is arranged in the interior of the air guide port (2).

4. The air guide structure for a fresh air fan that is easy to install according to claim 1 is characterized in that: The mounting ring (24) is in the form of a circular ring. The size of the mounting ring (24) matches the size of the spring groove (32). A rotation groove (25) is provided on the bottom surface of the mounting ring (24). The rotation groove (25) is in the form of an annular groove with a "T"-shaped cross section.

5. The air guide structure for a fresh air fan that is easy to install according to claim 4 is characterized in that: The rotating ring (26) is in the form of an annular plate structure. A compression spring (322) is arranged between the rotating ring (26) and the silent ring (321). The compression spring (322) is sleeved on the surface of the air guide port (2). A rotating ring connecting plate (261) is arranged on the top surface of the rotating ring (26). The rotating ring connecting plate (261) is in the form of an annular plate structure with a "T"-shaped cross section. The rotating ring connecting plate (261) and the rotating ring (26) are an integral structure. The rotating ring connecting plate (261) is slidably arranged inside the rotating groove (25). A plurality of groups of steel balls (251) are arranged between the top surface of the rotating ring connecting plate (261) and the top surface of the inner wall of the rotating groove (25).

6. The air guide structure for a fresh air fan that is easy to install according to claim 3 is characterized in that: The pressing tongue (23) is arranged at the bottom end of the air guide port (2), and the air outlet area of ​​the air guide port (2) can be compressed by the pressing tongue (23), thereby increasing the air outlet pressure, lengthening the air supply distance, and guiding the air outlet direction of the air guide port (2).

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