Air distribution device of multi-point air supply internal balance fresh air machine

Abstract

An air distribution device of a multi-point air supply internal balance fresh air ventilator belongs to the technical field of fans and comprises a controller, a box body, an air inlet flange, an indoor air quality sensor and 3-6 electric air distribution valves, the air inlet flange is arranged on a left side plate of the box body, and the electric air distribution valves are respectively arranged on a right side plate, a front side plate and a rear side plate of the box body; the indoor air quality sensor is arranged on the left front side in the shell and electrically connected with the controller, and the controller is electrically connected with the electric air distribution valves. The indoor air distribution device has the advantages that indoor air can be distributed more evenly, and the indoor air quality is improved.

Description

Technical Field

[0001] The utility model is an air distribution device for a fresh air fan, in particular to an air distribution device for a fresh air fan with internal balance at multiple air supply points, belonging to the technical field of fans. Background Art

[0002] With the improvement of living standards, people have higher and higher requirements for indoor air quality. Traditional air supply systems often use single-point air supply, which leads to uneven indoor air circulation and affects the comfort of the indoor environment. Although some technologies have been used to improve air circulation by increasing the number of air supply outlets, these technologies often ignore the distribution of air supply outlets and the balance of air supply volume, resulting in uneven indoor air distribution and failure to achieve the expected effect.

[0003] For example, a utility model patent with publication number CN 211424646 U and invention name "automatic fresh air air distributor" discloses the following technical solution: the automatic fresh air distributor provided by the utility model includes a box body, a ventilation pipe opening, a connecting piece, an air supply duct, a connecting structure, a fresh air outlet duct, an air distribution duct and an electric air valve. After the device is installed, the electric air valve is electrically connected to the external circuit, the ventilation pipe opening is connected to the external air supply duct through the connecting piece, the opening of the electric air valve is controlled by an external switch, the fresh air is transmitted inwardly to the air distribution duct through the ventilation pipe opening, the air distribution duct sends the fresh air into the fresh air outlet duct through the steering pipe to realize air distribution, the electric air valve is used to control whether the air distribution duct is ventilated, and then the air supply state of the fresh air outlet duct is controlled to realize free and controllable air distribution.

[0004] It can be seen that the electric air valve and the fresh air outlet duct of the above utility model are unevenly configured, and it is impossible to make the indoor air more evenly distributed, improve the indoor air quality, and enhance the comfort of the indoor environment. Utility Model Content

[0005] The purpose of the utility model is to provide a multi-point air supply internally balanced fresh air fan air distribution device to achieve the purpose of making the indoor air more evenly distributed, improving the indoor air quality and enhancing the comfort of the indoor environment in view of the defects in the prior art of the above-mentioned fresh air fan air distribution device.

[0006] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a multi-point air supply internal balanced fresh air fan air distribution device is arranged indoors, including a host and a controller, the host includes a box body, the box body is a rectangular body, the box body includes a left side plate, a rear side plate, a right side plate and a front side plate, and the shell body is a silencing static pressure cavity; the controller is arranged indoors and outside the box body;

[0007] The host also includes an air inlet flange, an indoor air quality sensor, and 3-6 electric air distribution valves, wherein the air inlet flange is arranged on the left side plate of the box body, and the 3-6 electric air distribution valves are arranged on the right side plate, the front side plate, and the rear side plate of the box body;

[0008] The indoor air quality sensor is arranged on the left front side of the shell, and the indoor air quality sensor is electrically connected to the controller, and the controller is electrically connected to 3-6 electric air distribution valves respectively. The controller has a standard mode structure, a guest mode structure and a sleep mode structure, and can monitor the indoor air quality in real time, and automatically adjust the opening degree of each air supply outlet valve according to actual needs to quickly improve the indoor environment.

[0009] The main engine includes 6 electric air distribution valves, namely electric air distribution valve A, electric air distribution valve B, electric air distribution valve C, electric air distribution valve D, electric air distribution valve E and electric air distribution valve F; the electric air distribution valve A is arranged on the left side of the rear side panel, the electric air distribution valve B is arranged on the right side of the rear side panel, the electric air distribution valve C is arranged on the rear side of the right side panel, the electric air distribution valve D is arranged on the front side of the right side panel, the electric air distribution valve E is arranged on the right side of the front side panel, and the electric air distribution valve F is arranged on the left side of the front side panel.

[0010] The main engine includes 4 electric air distribution valves, namely electric air distribution valve B, electric air distribution valve C, electric air distribution valve D and electric air distribution valve E; the electric air distribution valve B is arranged on the right side of the rear side panel, the electric air distribution valve C is arranged on the rear side of the right side panel, the electric air distribution valve D is arranged on the front side of the right side panel, and the electric air distribution valve E is arranged on the right side of the front side panel.

[0011] The diameter of the air inlet of the electric air distribution valve A, the electric air distribution valve B, the electric air distribution valve E and the electric air distribution valve F is 50 mm; the diameter of the air inlet of the electric air distribution valve C and the electric air distribution valve D is 40 mm.

[0012] The electric air distribution valve A, electric air distribution valve B, electric air distribution valve C, electric air distribution valve D, electric air distribution valve E and electric air distribution valve F are all proportional integral adjustment control structures, providing a multi-point air supply internal balanced fresh air fan air distribution device that can pay more attention to improving key performance indicators such as air distribution uniformity, noise control, and energy efficiency ratio.

[0013] The product model of the indoor air quality sensor is AM 4100. The indoor air quality sensor is used to test the indoor carbon dioxide concentration. Through the dynamic adjustment of the control system, the air volume balance of each air outlet can be achieved. By executing different working modes through the control system, the air volume of each air outlet is adjusted to dynamically achieve energy-saving operation.

[0014] Electric air distribution valve A, electric air distribution valve B, and electric air distribution valve C are connected to the bedroom of the residence through pipelines, and electric air distribution valve D, electric air distribution valve E, and electric air distribution valve F are connected to the living room, dining room, and reception room of the residence through pipelines;

[0015] When the fresh air host is turned on, the controller executes the standard mode, and the electric air distribution valve A, electric air distribution valve B, electric air distribution valve C, electric air distribution valve D, electric air distribution valve E and electric air distribution valve are opened at different angles according to the preset initial opening to ensure that the air volume at each outlet is consistent and the air volume is evenly distributed; when the indoor air quality sensor feeds back the indoor environmental parameters of the room delivered by each electric air distribution valve, each electric air distribution valve is dynamically adjusted to adjust the air supply volume at the air supply outlet to achieve air volume balance;

[0016] When the controller executes the reception mode, the electric air distribution valve A, electric air distribution valve B, and electric air distribution valve C are closed, and the electric air distribution valve D, electric air distribution valve E, and electric air distribution valve F are opened, and the air supply volume in the living room, dining room, and reception room of the residence increases, thereby improving the comfort of the indoor environment;

[0017] When the controller executes the sleep mode, electric air distribution valve A, electric air distribution valve B, and electric air distribution valve C are opened, and electric air distribution valve D, electric air distribution valve E, and electric air distribution valve F are closed. The air supply volume in the bedroom part of the house is increased, and the wind speed of the main unit is adjusted at the same time to achieve energy-saving operation.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] Through the dynamic adjustment of the control system, the air volume of each air outlet can be balanced, avoiding the problem of uneven indoor air circulation caused by single-point air supply. At the same time, the design of multi-point air supply enables indoor air to be distributed more evenly, improves indoor air quality, and increases the comfort of the indoor environment. At the same time, it also has the advantages of simple structure, easy implementation, and low cost. It can be widely used in indoor environments such as homes and offices. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 Yes: Example 1 main view of the utility model (the main engine includes 6 electric air distribution valves);

[0021] Figure 2 yes: Figure 1 AA section view (inside the box);

[0022] Figure 3 yes: Figure 1 BB cross-sectional view (inside the box);

[0023] Figure 4 Yes: Bottom view of the utility model (the main engine includes 6 electric air distribution valves);

[0024] Figure 5 Yes: right view of the utility model (the main engine includes 6 electric air distribution valves);

[0025] Figure 6 Yes: Main view of the utility model of embodiment 2 (the main engine includes 4 electric air distribution valves);

[0026] Figure 7 yes: Figure 6 CC cross-sectional view (inside the box).

[0027] Explanation of the reference numerals: controller 1, box body 2, air inlet flange 3, indoor air quality sensor 4, electric air distribution valve A5, electric air distribution valve B 6, electric air distribution valve C 7, electric air distribution valve D 8, electric air distribution valve E9, electric air distribution valve F10, front side panel 11, rear side panel 12, left side panel 13, right side panel 14. DETAILED DESCRIPTION

[0028] 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. The front, back, left and right directions described in the utility model are for the convenience of description and can actually be interchanged.

[0029] Embodiment 1:

[0030] like Figures 1 to 7 As shown, the multi-point air supply internal balanced fresh air fan air distribution device, such as Figure 1 , Figure 4 and Figure 5 As shown, it is arranged indoors, and includes a host and a controller 1. The host includes a box 2, and the box 2 is a rectangular body. The box 2 includes a left side plate 13, a rear side plate 12, a right side plate 14 and a front side plate 11. The shell is a silencing static pressure cavity; the controller 1 is arranged indoors, outside the box 2;

[0031] like Figure 1 and Figure 6 As shown, the main unit further includes an air inlet flange 3, an indoor air quality sensor 4, and 6 electric air distribution valves. The air inlet flange 3 is arranged on the left side plate 13 of the box body 2, and the 6 electric air distribution valves are arranged on the right side plate 14, the front side plate 11, and the rear side plate 12 of the box body 2;

[0032] The indoor air quality sensor 4 is arranged on the left front side of the shell. The indoor air quality sensor 4 is electrically connected to the controller 1, and the controller 1 is electrically connected to 6 electric air distribution valves respectively. The controller 1 has a standard mode structure, a guest mode structure and a sleep mode structure, and can monitor the indoor air quality in real time, and automatically adjust the opening degree of each air supply valve according to actual needs to quickly improve the indoor environment.

[0033] like Figure 1 As shown, the main engine has 6 electric air distribution valves, namely electric air distribution valve A5, electric air distribution valve B6, electric air distribution valve C7, electric air distribution valve D8, electric air distribution valve E9 and electric air distribution valve F10; the electric air distribution valve A5 is arranged on the left side of the rear side plate 12, the electric air distribution valve B6 is arranged on the right side of the rear side plate 12, the electric air distribution valve C7 is arranged on the rear side of the right side plate 14, the electric air distribution valve D8 is arranged on the front side of the right side plate 14, the electric air distribution valve E9 is arranged on the right side of the front side plate 11, and the electric air distribution valve F10 is arranged on the left side of the front side plate 11.

[0034] like Figure 2 , Figure 3 and Figure 7 As shown, the air inlet diameter φA of the electric air distribution valve A5, the electric air distribution valve B6, the electric air distribution valve E9 and the electric air distribution valve F10 is 50 mm; the air inlet diameter φB of the electric air distribution valve C7 and the electric air distribution valve D8 is 40 mm.

[0035] like Figure 1 and Figure 6 As shown, the electric air distribution valve A 5, the electric air distribution valve B 6, the electric air distribution valve C 7, the electric air distribution valve D 8, the electric air distribution valve E 9 and the electric air distribution valve F10 are all proportional integral regulation control structures, providing a multi-point air supply internally balanced fresh air fan air distribution device that can pay more attention to the improvement of key performance indicators such as air distribution uniformity, noise control, and energy efficiency ratio.

[0036] The product model of the indoor air quality sensor 4 is AM 4100. The indoor air quality sensor 4 is used to test the indoor carbon dioxide concentration. Through the dynamic adjustment of the control system, the air volume balance of each air outlet can be achieved. By executing different working modes through the control system, the air volume of each air outlet is adjusted to dynamically achieve energy-saving operation.

[0037] like Figure 1 As shown, electric air distribution valve A 5, electric air distribution valve B 6, and electric air distribution valve C 7 are connected to the bedroom of the residence (not shown in the figure) through pipelines, and electric air distribution valve D 8, electric air distribution valve E 9, and electric air distribution valve F10 are connected to the living room, dining room, and reception room (not shown in the figure) of the residence through pipelines;

[0038] When the fresh air host is turned on, the controller 1 executes the standard mode, and the electric air distribution valve A 5, the electric air distribution valve B 6, the electric air distribution valve C 7, the electric air distribution valve D 8, the electric air distribution valve E 9 and the electric air distribution valve are opened at different angles according to the preset initial opening to ensure that the air volume at each outlet remains consistent and the air volume is evenly distributed; when the indoor air quality sensor 4 feeds back the indoor environmental parameters of the room delivered by each electric air distribution valve, each electric air distribution valve is dynamically adjusted to adjust the air volume of the air supply outlet to achieve air volume balance;

[0039] When the controller 1 executes the reception mode, the electric air distribution valve A 5, the electric air distribution valve B 6, and the electric air distribution valve C 7 are closed, and the electric air distribution valve D 8, the electric air distribution valve E 9, and the electric air distribution valve F10 are opened, and the air supply volume in the living room, dining room, and reception room of the residence increases, thereby improving the comfort of the indoor environment;

[0040] When the controller 1 executes the sleep mode, the electric air distribution valve A 5, the electric air distribution valve B 6, and the electric air distribution valve C 7 are opened, and the electric air distribution valve D 8, the electric air distribution valve E 9, and the electric air distribution valve F10 are closed, the air supply volume in the bedroom part of the house is increased, and the wind speed of the main unit is adjusted at the same time to achieve energy-saving operation.

[0041] Embodiment 2:

[0042] like Figure 6 As shown, the main engine includes four electric air distribution valves, namely electric air distribution valve B6, electric air distribution valve C7, electric air distribution valve D8 and electric air distribution valve E9; the electric air distribution valve B6 is arranged on the right side of the rear side plate 12, the electric air distribution valve C7 is arranged on the rear side of the right side plate 14, the electric air distribution valve D8 is arranged on the front side of the right side plate 14, and the electric air distribution valve E9 is arranged on the right side of the front side plate 11.

[0043] The rest is the same as in Example 1.

[0044] The embodiments described above are only preferred implementations of the present invention. Common changes and substitutions made by those skilled in the art within the technical solution of the present invention should be included in the protection scope of the present invention.

Claims

1. A multi-point air supply internally balanced fresh air fan air distribution device, arranged indoors, comprises a host and a controller, the host comprises a box body, the box body is a rectangular body, the box body comprises a left side plate, a rear side plate, a right side plate and a front side plate, and the shell body is a silencing static pressure cavity; the controller is arranged indoors and outside the box body; the characteristics are: The host also includes an air inlet flange, an indoor air quality sensor, and 3-6 electric air distribution valves, wherein the air inlet flange is arranged on the left side plate of the box body, and the 3-6 electric air distribution valves are arranged on the right side plate, the front side plate, and the rear side plate of the box body; The indoor air quality sensor is arranged on the left front side of the shell, the indoor air quality sensor is electrically connected to the controller, and the controller is electrically connected to 3-6 electric air distribution valves respectively. The controller has a standard mode structure, a guest mode structure and a sleep mode structure.

2. The multi-point air supply internally balanced fresh air fan air distribution device according to claim 1 is characterized in that: The main engine includes 6 electric air distribution valves, namely electric air distribution valve A, electric air distribution valve B, electric air distribution valve C, electric air distribution valve D, electric air distribution valve E and electric air distribution valve F; the electric air distribution valve A is arranged on the left side of the rear side panel, the electric air distribution valve B is arranged on the right side of the rear side panel, the electric air distribution valve C is arranged on the rear side of the right side panel, the electric air distribution valve D is arranged on the front side of the right side panel, the electric air distribution valve E is arranged on the right side of the front side panel, and the electric air distribution valve F is arranged on the left side of the front side panel.

3. The multi-point air supply internally balanced fresh air fan air distribution device according to claim 1 is characterized in that: The main engine includes 4 electric air distribution valves, namely electric air distribution valve B, electric air distribution valve C, electric air distribution valve D and electric air distribution valve E; the electric air distribution valve B is arranged on the right side of the rear side panel, the electric air distribution valve C is arranged on the rear side of the right side panel, the electric air distribution valve D is arranged on the front side of the right side panel, and the electric air distribution valve E is arranged on the right side of the front side panel.

4. The multi-point air supply internally balanced fresh air fan air distribution device according to one of claims 2 or 3, characterized in that: The diameter of the air inlet of the electric air distribution valve A, the electric air distribution valve B, the electric air distribution valve E and the electric air distribution valve F is 50 mm; the diameter of the air inlet of the electric air distribution valve C and the electric air distribution valve D is 40 mm.

5. The multi-point air supply internally balanced fresh air fan air distribution device according to claim 1 is characterized in that: The electric air distribution valve A, the electric air distribution valve B, the electric air distribution valve C, the electric air distribution valve D, the electric air distribution valve E and the electric air distribution valve F are all controlled by proportional integral regulation structure.

6. The multi-point air supply internally balanced fresh air fan air distribution device according to claim 1 is characterized in that: The product model of the indoor air quality sensor is AM 4100, and the indoor air quality sensor is used to test the indoor carbon dioxide concentration.

7. The multi-point air supply internally balanced fresh air fan air distribution device according to claim 1 is characterized in that: Electric air distribution valve A, electric air distribution valve B, and electric air distribution valve C are connected to the bedroom of the house through pipes, and electric air distribution valve D, electric air distribution valve E, and electric air distribution valve F are connected to the living room, dining room, and reception room of the house through pipes.

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