Central air conditioner ventilation opening device with dust removal function

Abstract

The central air conditioner ventilation opening device with the dust removal function comprises a fixing frame, an inner cavity of the fixing frame is movably connected with a wind scooper, an air outlet is formed in the middle end of the bottom of the wind scooper, and a wind guiding frame is movably connected between the inner cavity of the wind scooper and the upper end of the left side of the inner cavity of the fixing frame. Through the arrangement of the air filter screen, dust in air flowing through the interior of the wind scooper can be effectively removed and filtered in the using process of the central air conditioner ventilation opening, the probability that the dust enters a room through the air outlet is reduced, the cleanliness of indoor air is improved, and the service life of the central air conditioner ventilation opening is prolonged. The frequency of cleaning the shutter at the air outlet by personnel is effectively reduced, and by arranging a rotating shaft, a U-shaped rotating rod, a through hole, a shifting plate, a fixed rod, a movable transverse plate, a pin rod, a pin hole, an air guide cover, a fixed frame and an air guide frame, the personnel can conveniently and rapidly replace the air filter screen.

Description

Technical Field

[0001] The utility model relates to the technical field of central air-conditioning, in particular to a central air-conditioning vent device with a dust removal function. Background Art

[0002] The central air-conditioning system consists of one or more cold and heat source systems and multiple air conditioning systems. It uses the principle of liquid vaporization refrigeration to provide the required cooling capacity for the air conditioning system to offset the heat load of the indoor environment; the heating system provides the required heat for the air conditioning system to offset the cooling and heating loads of the indoor environment. The refrigeration system is a vital part of the central air-conditioning system. Its type, operation mode, and structural form directly affect the economy, efficiency, and rationality of the central air-conditioning system in operation.

[0003] For example, the Chinese utility model provides a "central air-conditioning duct vent that is easy to disassemble", with announcement number: CN215863992U. The application has a ventilation duct and a louver, and the outer wall of the louver fits in with the duct opening of the ventilation duct. The upper surface of the louver is provided with two symmetrical strip openings, and a clamping block is slidably installed in the strip opening. By setting the clamping block, threaded rod, nut and limit block, when the louver is installed on the ventilation duct, the clamping block is engaged with the limit block by sliding the clamping block, and the clamping block drives the threaded rod to move in the strip opening, and then the nut is turned to fit tightly with the surface of the louver, thereby limiting the position of the clamping block, and then limiting the upper end of the louver, and limiting the lower end of the louver by setting the limit assembly, thereby completing the installation of the louver. The utility model has a simple structure and is easy to operate. No auxiliary tools are required for installation and disassembly of the louver, which saves installation and disassembly time and increases work efficiency.

[0004] The central air conditioning duct vents in the above technology do not have the function of effectively filtering the dust in the air flowing through them during use, which causes a large amount of dust in the air flowing through them to adhere to the surface of the blinds during use, increasing the frequency of cleaning operations by personnel, and easily causing a certain impact on the cleanliness of the indoor air, thereby failing to meet the usage needs of personnel. Utility Model Content

[0005] The purpose of the utility model is to provide a central air-conditioning vent device with a dust removal function, which has the advantage of being able to effectively filter and remove dust from the air flowing through, thereby ensuring the cleanliness of the indoor air, and at the same time facilitating personnel to quickly disassemble and replace the air filter, thereby being beneficial to personnel in use.

[0006] The vent of the air filter is fixedly mounted on the air duct of the second frame, and the vent is installed in the vent of the air duct by the air filter of the second frame.

[0007] As a preferred solution, an adjusting screw is fixedly installed at the middle end of the inner cavity of the air guide hood, and the middle end of the adjusting screw is threadedly connected to a through-type screw stepper motor. Corrugated rubber protective sleeves are fixedly installed between both sides of the through-type screw stepper motor and both sides of the inner cavity of the air guide hood. A cleaning brush is fixedly installed at the bottom of the through-type screw stepper motor, and the bottom of the cleaning brush is movably connected to the top of the air filter. Both ends of the cleaning brush are movably connected to guide cross bars, and both sides of the guide cross bar are fixedly connected to the inner cavity of the air guide hood.

[0008] As a preferred solution, a mounting frame is fixedly connected to the lower end of the outer surface of the fixing frame, and mounting holes are provided on all four sides of the mounting frame.

[0009] As a preferred solution, the upper end of the outer surface of the air guide cover is fixedly connected to a limit stopper, and the number of the limit stoppers is two.

[0010] As a preferred solution, the four sides of the lower end of the inner cavity of the air guide cover are fixedly connected to the limiting sliding rods, and the surface of the movable horizontal plate is movably connected to the surface of the limiting sliding rods.

[0011] As a preferred solution, both ends of the left side of the air guide cover inner cavity are fixedly connected to support cross plates, the surface of the fixing rod is movably connected to the right end of the support cross plate, and a support spring is fixedly connected between the left end of the support cross plate and the left end of the toggle plate.

[0012] As a preferred solution, a corrugated air inlet pipe is fixedly connected to the top of the air guide cover.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0014] 1. The utility model can effectively remove dust and filter the dust in the air flowing through the inside of the air guide cover during the use of the central air-conditioning vent through the arrangement of the air filter, thereby reducing the chance of dust entering the room through the air outlet, improving the cleanliness of the indoor air, and effectively reducing the frequency of personnel cleaning the blinds at the air outlet. Through the arrangement of the rotating shaft, U-shaped rotating rod, through hole, toggle plate, fixed rod, movable horizontal plate, pin rod, pin hole, air guide cover, fixed frame and air guide frame, it is convenient for personnel to quickly replace the air filter. The overall operation is convenient and fast, and can be achieved without the help of corresponding tools, which brings great convenience to personnel's maintenance and replacement work.

[0015] 2. The utility model is provided with a through-type screw stepper motor, an adjusting screw and a cleaning brush. Under the action of the through-type screw stepper motor, the utility model can move along the surface of the adjusting screw. The movement of the through-type screw stepper motor can drive the cleaning brush to move, so that the cleaning brush can clean the dust attached to the top of the air filter under the action of the movement, and the dust can be concentrated and fall into the grooves at both ends of the air guide frame, thereby achieving the effect of effectively cleaning the surface of the air filter, avoiding the air filter from being blocked and affecting the air circulation. Through the provision of the corrugated rubber protective sleeve, effective dust protection can be performed around the adjusting screw, avoiding the surface of the adjusting screw from being attached to dust and affecting the moving operation of the through-type screw stepper motor. Through the provision of the guide cross bar, the purpose of guiding the cleaning brush is achieved, and the cleaning brush is avoided from tilting during the movement.

[0016] 3. The utility model makes it easy for personnel to install and fix the fixed frame to the ceiling through the provision of the installation frame and the installation hole. The provision of the limit block can effectively limit the position between the air guide cover and the fixed frame, preventing the air guide cover from falling from the inside of the fixed frame during the later maintenance process. The provision of the limit slide bar achieves the purpose of guiding the movable horizontal plate, preventing the movable horizontal plate from tilting during the movement. The provision of the supporting horizontal plate and the supporting spring achieves the purpose of supporting and guiding the fixed rod, preventing the fixed rod from tilting during the movement. At the same time, under the action of the supporting spring, corresponding pulling force can be generated during the movement of the toggle plate, so that the toggle plate can be subsequently moved and reset. The provision of the corrugated air inlet pipe can connect with the ventilation duct of the central air conditioner. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional diagram of the utility model;

[0018] Figure 2 This is a front cross-sectional structural diagram of the utility model;

[0019] Figure 3This is a schematic diagram of the cross-sectional structure of the air guide cover of the utility model when viewed from above;

[0020] Figure 4 For this utility model Figure 3 A partial enlarged view of point A in the figure.

[0021] In the figure: 1. Fixed frame; 2. Mounting frame; 3. Air guide cover; 4. Limit block; 5. Corrugated air inlet pipe; 6. Guide cross bar; 7. Air filter; 8. Air guide frame; 9. U-shaped rotating rod; 10. Rotating shaft; 11. Air outlet; 12. Cleaning brush; 13. Through-type screw stepper motor; 14. Corrugated rubber protective cover; 15. Adjusting screw; 16. Support spring; 17. Support cross plate; 18. Fixed rod; 19. Moving cross plate; 20. Pin rod; 21. Pin hole; 22. Limiting slide rod; 23. Through hole; 24. Toggle plate. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] Secondly, the term "one embodiment" or "embodiment" herein refers to a specific feature, structure, or characteristic that may be included in at least one implementation of the present invention. The phrase "in one embodiment" appearing in various places throughout this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments.

[0024] Example 1:

[0025] See also Figures 1-4As shown, the utility model provides a central air conditioning vent device with a dust removal function, including a fixed frame 1, the inner cavity of the fixed frame 1 is movably connected to an air guide cover 3, the middle end of the bottom of the air guide cover 3 is provided with an air outlet 11, the inner cavity of the air guide cover 3 and the upper end of the left side of the inner cavity of the fixed frame 1 are movably connected to an air guide frame 8, the middle end of the air guide frame 8 is fixedly installed with an air filter 7, the lower ends of both sides of the inner cavity of the fixed frame 1 are provided with pin holes 21, the number of the pin holes 21 is four, the surface of the pin holes 21 is aligned with the lower end of the air guide cover 3 A pin rod 20 is movably connected between the two pin rods 20, a movable horizontal plate 19 is fixedly connected between the surfaces of the two pin rods 20, the left ends of the two movable horizontal plates 19 on the side close to each other are fixedly connected to the fixed rod 18, and the side of the two fixed rods 18 close to each other is fixedly connected to a toggle plate 24, a through hole 23 is provided at the middle end of the toggle plate 24, the left end of the bottom of the air guide cover 3 is movably connected to the rotating shaft 10 through a bearing, the top of the rotating shaft 10 is fixedly connected to the U-shaped rotating rod 9, and the upper end of the U-shaped rotating rod 9 is movably connected to the surface of the through hole 23.

[0026] In the present technical solution, through the setting of the air filter 7, the dust in the air flowing through the inside of the air guide cover 3 can be effectively removed and filtered during the use of the central air-conditioning vent, reducing the chance of dust entering the room through the air outlet 11, thereby improving the cleanliness of the indoor air and effectively reducing the frequency of personnel cleaning the blinds at the air outlet 11. Through the setting of the rotating shaft 10, U-shaped rotating rod 9, through hole 23, toggle plate 24, fixed rod 18, movable cross plate 19, pin rod 20, pin hole 21, air guide cover 3, fixed frame 1 and air guide frame 8, it is convenient for personnel to quickly replace the air filter 7. The overall operation is convenient and fast, and can be achieved without the aid of corresponding tools, which brings great convenience to the maintenance and replacement work of personnel.

[0027] Example 2:

[0028] On the basis of embodiment 1, the present invention is as follows Figure 2 As shown, it is disclosed that an adjusting screw 15 is fixedly installed at the middle end of the inner cavity of the air guide cover 3, and a through-type screw stepper motor 13 is threadedly connected to the middle end of the adjusting screw 15. Corrugated rubber protective sleeves 14 are fixedly installed between the two sides of the through-type screw stepper motor 13 and the two sides of the inner cavity of the air guide cover 3. A cleaning brush 12 is fixedly installed at the bottom of the through-type screw stepper motor 13, and the bottom of the cleaning brush 12 is movably connected to the top of the air filter 7. Both ends of the cleaning brush 12 are movably connected to the guide cross bar 6, and the two sides of the guide cross bar 6 are fixedly connected to the inner cavity of the air guide cover 3.

[0029] The cleaning brush 12 is driven by the guide rod 6 and the cleaning brush 12 is driven by the guide rod 6 to clean the dust on the top of the air filter 7. The cleaning brush 12 is driven by the guide rod 6 and the cleaning brush 12 is driven by the guide rod 6 to clean the dust on the top of the air filter 7. The dust on the top of the air filter 7 is cleaned by the guide rod 6 and the cleaning brush 12 is driven by the guide rod 6 to clean the dust on the top of the air filter 7.

[0030] Example 3:

[0031] On the basis of embodiment 1, the present invention is as follows Figures 1-4 As shown, the lower end of the outer surface of the fixed frame 1 is fixedly connected to the mounting frame 2, and mounting holes are opened on all sides of the mounting frame 2. The upper end of the outer surface of the air guide cover 3 is fixedly connected to the limit stopper 4, and the number of the limit stoppers 4 is two. The lower end of the inner cavity of the air guide cover 3 is fixedly connected to the limit slide bar 22 on all sides, and the surface of the movable horizontal plate 19 is movably connected to the surface of the limit slide bar 22. Both ends of the left side of the inner cavity of the air guide cover 3 are fixedly connected to the supporting horizontal plate 17, and the surface of the fixing rod 18 is movably connected to the right end of the supporting horizontal plate 17. A supporting spring 16 is fixedly connected between the left end of the supporting horizontal plate 17 and the left end of the toggle plate 24, and the top of the air guide cover 3 is fixedly connected to the corrugated air inlet pipe 5.

[0032] In this technical solution, the setting of the mounting frame 2 and the mounting holes makes it easy for personnel to install and fix the fixed frame 1 to the ceiling. The setting of the limit block 4 can effectively limit the air guide cover 3 and the fixed frame 1 to prevent the air guide cover 3 from falling from the inside of the fixed frame 1 during the later maintenance process. The setting of the limit slide bar 22 achieves the purpose of guiding the movable cross plate 19 and preventing the movable cross plate 19 from tilting during the movement. The setting of the supporting cross plate 17 and the supporting spring 16 achieves the purpose of supporting and guiding the fixing rod 18 and preventing the fixing rod 18 from tilting during the movement. At the same time, under the action of the supporting spring 16, corresponding pulling force can be generated during the movement of the toggle plate 24, so that the toggle plate 24 can be moved and reset later. Through the setting of the corrugated air inlet pipe 5, it can be connected to the ventilation duct of the central air conditioner.

[0033] The working principle of the present invention is as follows: through the setting of the air filter 7, the dust in the air flowing through the inside of the wind guide cover 3 can be effectively removed and filtered during the use of the central air-conditioning vent, reducing the probability of dust entering the room through the air outlet 11, thereby improving the cleanliness of the indoor air and effectively reducing the frequency of personnel cleaning the shutters at the air outlet 11. When the air filter 7 needs to be replaced regularly during long-term use, the two sets of toggle plates 24 can be pushed to move toward the side close to each other through the through hole 23 by rotating the operating shaft 10 and the U-shaped rotating rod 9. The movement of the toggle plate 24 can drive the fixed rod 18, the movable cross plate 19 and the pin rod 20 to move The air filter 7 is then removed from the interior of the air duct 3 so that the personnel can quickly replace the air filter 7. The overall operation is convenient and quick, and can be achieved without the aid of corresponding tools, which greatly facilitates the maintenance and replacement work of the personnel.

[0034] It is important to note that the construction and arrangement of the present application shown in a number of different exemplary embodiments are merely illustrative. Although only a few embodiments are described in detail in this disclosure, it should be readily understood by those who consult this disclosure that many modifications are possible (e.g., the size, scale, structure, shape and proportion of various elements, and parameter values ​​(e.g., temperature, pressure, etc.), mounting arrangements, use of materials, colors, directional changes, etc.) without departing substantially from the novel teachings and advantages of the subject matter described in this application. For example, an element shown as integrally formed may be composed of multiple parts or elements, the position of the element may be inverted or otherwise changed, and the nature or number or position of the discrete elements may be altered or changed. Therefore, all such modifications are intended to be included within the scope of the present invention. The order or sequence of any process or method steps may be changed or reordered according to alternative embodiments. In the claims, any "means plus function" clause is intended to cover the structure of performing the function described herein, and is not only structurally equivalent but also an equivalent structure. Without departing from the scope of the present invention, other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments. Therefore, the present invention is not limited to the specific embodiments, but extends to various modifications that still fall within the scope of the appended claims.

[0035] Additionally, in order to provide a concise description of example embodiments, all features of an actual embodiment (ie, those features that are not relevant to the best mode presently contemplated for carrying out the invention or those that are not relevant to implementing the invention) may not be described.

[0036] 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 the scope of protection of the utility model. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in this field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the essence and scope of the technical solution of the utility model.

Claims

1. A central air conditioning vent device with a dust removal function, comprising a fixing frame (1), characterized in that: The inner cavity of the fixed frame (1) is movably connected to an air guide cover (3), and an air outlet (11) is provided at the middle end of the bottom of the air guide cover (3). An air guide frame (8) is movably connected between the inner cavity of the air guide cover (3) and the upper end of the left side of the inner cavity of the fixed frame (1). An air filter (7) is fixedly installed at the middle end of the air guide frame (8). Pin holes (21) are provided at the lower ends of both sides of the inner cavity of the fixed frame (1). There are four pin holes (21). A pin rod (20) is movably connected between the surface of the pin hole (21) and the lower end of the air guide cover (3). Two of the pin holes (21) are connected to the inner cavity of the fixed frame (1). A movable transverse plate (19) is fixedly connected between the surfaces of the rods (20); the left ends of the two movable transverse plates (19) on the side close to each other are fixedly connected to a fixed rod (18); the side of the two fixed rods (18) on the side close to each other is fixedly connected to a toggle plate (24); a through hole (23) is provided at the middle end of the toggle plate (24); the left end of the bottom of the air guide cover (3) is movably connected to a rotating shaft (10) through a bearing; the top of the rotating shaft (10) is fixedly connected to a U-shaped rotating rod (9); the upper end of the U-shaped rotating rod (9) is movably connected to the surface of the through hole (23).

2. A central air conditioning vent device with dust removal function according to claim 1, characterized in that: An adjusting screw rod (15) is fixedly installed at the middle end of the inner cavity of the air guide cover (3), and a through-type screw rod stepping motor (13) is threadedly connected to the middle end of the adjusting screw rod (15). Corrugated rubber protective sleeves (14) are fixedly installed between the two sides of the through-type screw rod stepping motor (13) and the two sides of the inner cavity of the air guide cover (3). A cleaning brush (12) is fixedly installed at the bottom of the through-type screw rod stepping motor (13), and the bottom of the cleaning brush (12) is movably connected to the top of the air filter (7). Both ends of the cleaning brush (12) are movably connected to a guide cross bar (6), and both sides of the guide cross bar (6) are fixedly connected to the inner cavity of the air guide cover (3).

3. The central air conditioning vent device with dust removal function according to claim 1, characterized in that: The lower end of the outer surface of the fixing frame (1) is fixedly connected to a mounting frame (2), and mounting holes are provided on all four sides of the mounting frame (2).

4. The central air conditioning vent device with dust removal function according to claim 1, characterized in that: The upper end of the outer surface of the air guide cover (3) is fixedly connected to a limit stopper (4), and the number of the limit stoppers (4) is two.

5. The central air conditioning vent device with dust removal function according to claim 1, characterized in that: The lower end of the inner cavity of the air guide cover (3) is fixedly connected to the limiting slide rod (22) on all sides, and the surface of the movable horizontal plate (19) is movably connected to the surface of the limiting slide rod (22).

6. The central air conditioning vent device with dust removal function according to claim 1, characterized in that: Both ends of the left side of the inner cavity of the air guide cover (3) are fixedly connected to a supporting transverse plate (17), the surface of the fixing rod (18) is movably connected to the right end of the supporting transverse plate (17), and a supporting spring (16) is fixedly connected between the left end of the supporting transverse plate (17) and the left end of the toggle plate (24).

7. The central air conditioning vent device with dust removal function according to claim 1, characterized in that: The top of the air guide cover (3) is fixedly connected with a corrugated air inlet pipe (5).

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