High-airtightness type air volume adjusting valve

Abstract

The high-airtightness type air volume adjusting valve comprises a valve outer frame, a valve plate supporting frame is fixedly connected to the inner side of the valve outer frame, a bearing is arranged on the inner side of the valve plate supporting frame, a valve plate rotating shaft is movably connected to the inner side of the bearing, and a transmission connecting rod is arranged on the right side of the valve plate rotating shaft; a valve plate body is fixedly connected to the surface of the valve plate rotating shaft, a driving assembly is fixedly connected to the left side of the valve outer frame, the output end of the driving assembly is fixedly connected with the valve plate body, and a stainless steel elastic contact sealing piece is arranged on the inner side of the valve outer frame. According to the air volume adjusting valve, the phenomenon that air leakage is prone to occurring due to insufficient leakproofness in the prior art is changed, the stainless steel elastic contact sealing pieces are arranged between the valve outer frame and the valve plate bodies, the elastic rubber strips and the silica gel sealing strips are arranged between the valve plate bodies, and therefore the air leakage phenomenon cannot occur; therefore, the phenomena of energy waste and system efficiency reduction are avoided, and the environmental quality and the experimental result are not influenced.

Description

Technical Field

[0001] The invention relates to the technical field of air volume regulating valves, in particular to a highly sealed air volume regulating valve. Background Art

[0002] Air volume control valve, also known as air damper, is an indispensable central air conditioning terminal accessory in ventilation, air conditioning and air purification projects of industrial plants and civil buildings; it is widely used in air conditioning and ventilation system pipelines, mainly used to adjust the air volume of branch pipes, and can also be used for mixing and adjusting fresh air and return air; the air volume control valve controls the air flow by changing the opening of the valve; when the valve opening increases, the air flow increases; conversely, when the valve opening decreases, the air flow decreases; this adjustment mechanism enables the air volume control valve to accurately control the flow of indoor air, thereby meeting different ventilation and air conditioning needs; in the ventilation system, the air valve plays an important role in controlling the air flow; However, existing air valves often have shortcomings in terms of sealing performance, and are prone to air leakage, resulting in energy waste and reduced system efficiency. In addition, in some specific environments, such as clean rooms and laboratories, air leakage may affect environmental quality and experimental results. Therefore, it is necessary to redesign the air volume regulating valve to effectively prevent air leakage. Summary of the invention

[0003] In order to solve the problems raised in the above background technology, the purpose of the present invention is to provide a highly sealed air volume control valve, which has the advantage of high sealing performance of the valve body and solves the problem of insufficient sealing and easy air leakage.

[0004] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a highly sealed air volume regulating valve, comprising a valve outer frame, a valve plate support frame is fixedly connected to the inner side of the valve outer frame, a bearing is arranged on the inner side of the valve plate support frame, a valve plate rotating shaft is movably connected to the inner side of the bearing, a transmission connecting rod is arranged on the right side of the valve plate rotating shaft, a valve plate body is fixedly connected to the surface of the valve plate rotating shaft, a drive assembly is fixedly connected to the left side of the valve outer frame, an output end of the drive assembly is fixedly connected to the valve plate body, a stainless steel elastic contact seal is arranged on the inner side of the valve outer frame, the stainless steel elastic contact seal is used in conjunction with the valve plate body, and the number of the valve plate bodies is several.

[0005] As a preferred embodiment of the present invention, the valve plate body includes a blade shaft, a blade body, an elastic rubber strip and a silicone sealing strip, the surface of the blade shaft is sleeved with the blade body, the elastic rubber strip is fixedly connected to the inner side of the blade body, and the silicone sealing strip is fixedly connected to the outer side of the blade body.

[0006] As a preferred embodiment of the present invention, four corners of the valve outer frame are fixedly connected with wind shields, and the wind shields are used in conjunction with the valve outer frame.

[0007] As a preferred embodiment of the present invention, the valve plate body can be opened and closed in two ways: forward opening and opposite opening.

[0008] As a preferred embodiment of the present invention, the driving assembly can be driven by electric, pneumatic or hydraulic means.

[0009] As a preferred embodiment of the present invention, the valve outer frame and the valve plate body are both designed with aluminum alloy profiles.

[0010] As a preferred embodiment of the present invention, the elastic rubber strip and the silicone sealing strip are both designed to be resistant to high temperatures.

[0011] Compared with the prior art, the present invention has the following beneficial effects: 1. The air volume regulating valve of the present invention has changed the phenomenon of insufficient airtightness and easy air leakage in the traditional method. A stainless steel elastic contact seal is set between the valve outer frame and the valve plate body, and elastic rubber strips and silicone sealing strips are set between multiple valve plate bodies. There will be no air leakage, no energy waste and reduced system efficiency, and no impact on environmental quality and experimental results.

[0012] 2. The present invention can make the valve plate body more sealed and avoid air leakage between the valve plate body by setting the blade shaft, the blade body, the elastic rubber strip and the silicone sealing strip.

[0013] 3. The windshield provided in the present invention can make the joints of the edges and corners of the valve outer frame more sealed, thereby ensuring the overall sealing.

[0014] 4. The present invention can open and close the valve plate body in two ways: forward opening and opposite opening, so as to be able to open and close the valve plate body in a variety of ways to meet different switching requirements.

[0015] 5. The present invention can provide a wider range of drive components through the use of electric, pneumatic or hydraulic means, thereby increasing the overall quality of use.

[0016] 6. The present invention adopts aluminum alloy profiles for both the valve frame and the valve plate body, which can increase the strength of both and avoid breakage.

[0017] 7. The present invention can further extend the service life of the elastic rubber strip and the silicone sealing strip by arranging that both the elastic rubber strip and the silicone sealing strip are designed to be resistant to high temperatures, thereby ensuring the overall quality of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the present invention; Figure 2 The structure of the present invention Figure 1 The structure diagram at A is enlarged; Figure 3 It is a right view of the local structure of the present invention; Figure 4 It is a side sectional view of the valve frame of the present invention; Figure 5 The structure of the present invention Figure 4 The structure diagram at B is enlarged; Figure 6 The structure of the present invention Figure 4 The enlarged structure diagram at C in the middle; Figure 7 This is a schematic diagram of the blade body of the present invention at a 45-degree angle; Figure 8 This is a schematic diagram of the fully opened state of the blade body of the present invention.

[0019] In the figure: 1. valve frame; 2. valve plate support frame; 3. bearing; 4. valve plate shaft; 5. transmission connecting rod; 6. valve plate body; 7. drive assembly; 8. stainless steel elastic contact seal; 9. blade shaft; 10. blade body; 11. elastic rubber strip; 12. silicone sealing strip; 13. wind shield. DETAILED DESCRIPTION

[0020] 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 described embodiments 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 creative work are within the scope of protection of the present invention.

[0021] like Figures 1 to 8 As shown, a highly sealed air volume regulating valve provided by the present invention comprises a valve outer frame 1, a valve plate support frame 2 is fixedly connected to the inner side of the valve outer frame 1, a bearing 3 is arranged on the inner side of the valve plate support frame 2, a valve plate rotating shaft 4 is movably connected to the inner side of the bearing 3, a transmission connecting rod 5 is arranged on the right side of the valve plate rotating shaft 4, a valve plate body 6 is fixedly connected to the surface of the valve plate rotating shaft 4, a driving assembly 7 is fixedly connected to the left side of the valve outer frame 1, an output end of the driving assembly 7 is fixedly connected to the valve plate body 6, a stainless steel elastic contact seal 8 is arranged on the inner side of the valve outer frame 1, the stainless steel elastic contact seal 8 is used in conjunction with the valve plate body 6, and the number of valve plate bodies 6 is several.

[0022] refer to Figure 5 and Figure 6The valve plate body 6 includes a blade shaft 9, a blade body 10, an elastic rubber strip 11 and a silicone sealing strip 12. The surface of the blade shaft 9 is sleeved with the blade body 10, the elastic rubber strip 11 is fixedly connected to the inner side of the blade body 10, and the silicone sealing strip 12 is fixedly connected to the outer side of the blade body 10.

[0023] As a technical optimization solution of the present invention, by setting the blade shaft 9, the blade body 10, the elastic rubber strip 11 and the silicone sealing strip 12, the valve plate body 6 can be more sealed to avoid air leakage between the valve plate body 6.

[0024] refer to Figure 4 The four corners of the valve outer frame 1 are fixedly connected with wind shields 13, and the wind shields 13 are used in conjunction with the valve outer frame 1.

[0025] As a technical optimization solution of the present invention, by providing the wind shield 13, the connection between the corners of the valve outer frame 1 can be made more sealed, thereby ensuring the overall sealing.

[0026] refer to Figure 1 and Figure 4 The valve plate body 6 has two opening and closing modes: forward opening and opposite opening.

[0027] As a technical optimization solution of the present invention, by setting the valve plate body 6 to open and close in two ways, namely, forward opening and opposite opening, the valve plate body 6 can be opened and closed in various ways to meet different switching requirements.

[0028] refer to Figure 1 The driving assembly 7 can be driven by electric, pneumatic or hydraulic means.

[0029] As a technical optimization solution of the present invention, the drive component 7 can be set up in an electric, pneumatic or hydraulic manner, which can make the drive component 7 more selective and improve the overall quality of use.

[0030] refer to Figure 1 The valve outer frame 1 and the valve plate body 6 are both designed with aluminum alloy profiles.

[0031] As a technical optimization solution of the present invention, by designing the valve outer frame 1 and the valve plate body 6 with aluminum alloy profiles, the strength of both can be increased and the phenomenon of breakage can be avoided.

[0032] refer to Figure 5 and Figure 6 The elastic rubber strip 11 and the silicone sealing strip 12 are both designed to be resistant to high temperatures.

[0033] As a technical optimization solution of the present invention, by configuring the elastic rubber strip 11 and the silicone sealing strip 12 to be resistant to high temperatures, the service life of the elastic rubber strip 11 and the silicone sealing strip 12 can be further extended, thereby ensuring the overall quality of use.

[0034] The working principle and use process of the present invention are as follows: first, the user controls the opening and closing of the valve plate body 6 through the driving component 7 and the transmission connecting rod 5, and then the valve plate body 6 is sealed by the elastic rubber strip 11 and the silicone sealing strip 12, and then the valve plate body 6 and the valve outer frame 1 are sealed by the stainless steel elastic contact seal 8, and then cooperate with the wind shield plates 13 at the four corners of the valve outer frame 1, so as to achieve the effect of high sealing performance of the valve body.

[0035] To sum up: the highly sealed air volume regulating valve has changed the phenomenon of insufficient sealing and easy air leakage of the traditional air volume regulating valve. A stainless steel elastic contact seal 8 is set between the valve outer frame 1 and the valve plate body 6, and elastic rubber strips 11 and silicone sealing strips 12 are set between multiple valve plate bodies 6. There will be no air leakage, and it will not lead to energy waste and reduced system efficiency, and will not affect the environmental quality and experimental results.

[0036] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0037] 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 highly sealed air volume regulating valve, comprising a valve frame (1), characterized in that: The inner side of the valve outer frame (1) is fixedly connected to a valve plate support frame (2), the inner side of the valve plate support frame (2) is provided with a bearing (3), the inner side of the bearing (3) is movably connected to a valve plate rotating shaft (4), the right side of the valve plate rotating shaft (4) is provided with a transmission connecting rod (5), the surface of the valve plate rotating shaft (4) is fixedly connected to a valve plate body (6), the left side of the valve outer frame (1) is fixedly connected to a drive assembly (7), the output end of the drive assembly (7) is fixedly connected to the valve plate body (6), the inner side of the valve outer frame (1) is provided with a stainless steel elastic contact seal (8), the stainless steel elastic contact seal (8) is used in conjunction with the valve plate body (6), and the number of the valve plate bodies (6) is several.

2. A highly sealed air volume regulating valve according to claim 1, characterized in that: The valve plate body (6) comprises a blade shaft (9), a blade body (10), an elastic rubber strip (11) and a silicone sealing strip (12); the blade body (10) is sleeved on the surface of the blade shaft (9); the elastic rubber strip (11) is fixedly connected to the inner side of the blade body (10); and the silicone sealing strip (12) is fixedly connected to the outer side of the blade body (10).

3. A highly sealed air volume regulating valve according to claim 1, characterized in that: Wind shields (13) are fixedly connected to the four corners of the valve outer frame (1), and the wind shields (13) are used in conjunction with the valve outer frame (1).

4. A highly sealed air volume regulating valve according to claim 1, characterized in that: The valve plate body (6) has two opening and closing modes: forward opening and opposite opening.

5. The highly sealed air volume regulating valve according to claim 1, characterized in that: The driving assembly (7) may be driven electrically, pneumatically or hydraulically.

6. A highly sealed air volume regulating valve according to claim 1, characterized in that: The valve outer frame (1) and the valve plate body (6) are both designed using aluminum alloy profiles.

7. A highly sealed air volume regulating valve according to claim 2, characterized in that: The elastic rubber strip (11) and the silicone sealing strip (12) are both designed to be resistant to high temperatures.

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