Air volume flow automatic regulating valve

Abstract

The utility model discloses a kind of air volume flow automatic regulating valve, including air duct pipe part, valve plate part and pneumatic telescopic adjusting part, it is related to air valve field, valve plate part is inserted in connecting valve seat, and the pneumatic telescopic adjusting part installed in the both sides of connecting valve seat is connected with valve plate part, when needing to adjust air volume, the up and down movement of valve plate part is realized by pneumatic telescopic adjusting part, so that valve plate part adjusts the opening degree of the air guide of connecting valve seat, and then adjust air volume, without manual operation, improve the convenience and automation degree of adjustment. The telescopic precision of pneumatic telescopic rod is higher, cooperate with the monitoring of air volume sensor, can realize the accurate adjustment of air volume, meet different needs, while many between components bolt detachable connection are used, simple structure, facilitate installation and maintenance, reduce use cost.

Description

Technical Field

[0001] This utility model relates to the field of air valves, and in particular to an automatic air volume and flow rate regulating valve. Background Technology

[0002] In fields such as ventilation and industrial waste gas treatment, it is often necessary to regulate the airflow within ducts to meet ventilation requirements under different operating conditions. Traditional airflow regulating valves mostly employ manual adjustment, resulting in low adjustment accuracy, inconvenient operation, and difficulty in achieving automated control. Some electrically operated regulating valves have complex structures and high maintenance costs. Therefore, there is an urgent need for an airflow regulating valve with a simple structure, high adjustment accuracy, and the ability to achieve automated regulation. Utility Model Content

[0003] The purpose of this utility model is to provide an automatic airflow regulating valve, which solves the problems of traditional airflow regulating valves that mostly use manual adjustment, resulting in low adjustment accuracy and inconvenient operation.

[0004] To achieve this objective, the present invention adopts the following technical solution: An automatic airflow regulating valve, comprising: The air duct section includes a connecting valve seat and air ducts fixedly disposed on both sides of the connecting valve seat; Valve plate portion, which is inserted into the connecting valve seat; A pneumatic telescopic adjustment unit is installed on both sides of the connecting valve seat, and the telescopic end of the pneumatic telescopic adjustment unit is connected to the valve plate.

[0005] In a preferred embodiment of the automatic airflow regulating valve of this utility model, the connecting valve seat is a plate-shaped structure with a connecting hole at the center. The air duct is fixedly welded to both sides of the plate-shaped connecting valve seat and aligned with the connecting hole.

[0006] In a preferred embodiment of the automatic airflow regulating valve of this utility model, the connecting valve seat includes: A plug-in slot is vertically formed in the middle of the connecting valve seat for plugging in and installing the valve plate. A sealing groove is fixedly installed on both sides inside the insertion groove.

[0007] In a preferred embodiment of the automatic airflow regulating valve of this utility model, the cross-section of the sealing groove has a concave structure.

[0008] In a preferred embodiment of the automatic airflow regulating valve of this utility model, the valve plate portion includes: Insert plate body, the insert plate body being inserted into the insertion slot; The connecting end is bolted to both sides of the upper end of the insert plate body and is used to connect to the telescopic end of the pneumatic telescopic adjustment part.

[0009] In a preferred embodiment of the automatic airflow regulating valve of this utility model, the thickness of the insert plate body matches the width of the insertion groove, and the two sides of the insert plate body are provided with protruding edges for positioning and insertion into the groove of the U-shaped sealing groove.

[0010] In a preferred embodiment of the automatic airflow regulating valve of this utility model, the pneumatic telescopic regulating part includes: A synchronizing air valve component, wherein the synchronizing air valve component is connected and installed at the lower end of the connecting valve seat; The pneumatic telescopic rod is provided in two sets, and the two sets of the pneumatic telescopic rod are connected and installed on both sides of the connecting valve seat.

[0011] In a preferred embodiment of the automatic airflow regulating valve of this utility model, the synchronizing air valve includes: Mounting base plate, which is detachably mounted on the lower end of the connecting valve seat by bolts; A three-way vent valve is mounted on the mounting base plate. An air guide tube is connected to the two outlet ends of the three-way air valve.

[0012] In a preferred embodiment of the automatic airflow regulating valve of this utility model, the pneumatic telescopic rod includes: A support bracket, which is detachably mounted on both sides of the connecting valve seat by bolts; A pneumatic telescopic rod is mounted on the support frame, with its telescopic end connected to the connecting end, and its air inlet connected to the air guide pipe.

[0013] In a preferred embodiment of the automatic airflow regulating valve of this utility model, an airflow sensor is also provided on the air duct. The airflow sensor is installed at the lower end of the air duct, and the probe end of the airflow sensor extends into the air duct.

[0014] Compared with the prior art, the present invention has the following beneficial effects: 1. Insert the valve plate into the connecting valve seat, and connect the pneumatic telescopic adjustment parts installed on both sides of the connecting valve seat to the valve plate. When it is necessary to adjust the air volume, the valve plate can be moved up and down through the pneumatic telescopic adjustment parts, so that the valve plate can adjust the opening degree of the air guide duct of the connecting valve seat, thereby adjusting the air volume. No manual operation is required, which improves the convenience and automation of adjustment.

[0015] 2. The pneumatic telescopic rod has high telescopic accuracy. Combined with the monitoring of the air volume sensor, it can achieve precise adjustment of air volume to meet different needs. The synchronous extension and retraction of two sets of pneumatic telescopic rods is controlled by the synchronous air valve, which ensures that the valve plate remains horizontal during the adjustment process and avoids adjustment errors and sealing failures caused by tilting. The sealing groove in the connecting valve seat cooperates with the convex edge of the insert plate to form a good sealing structure, effectively preventing air leakage. At the same time, most of the components are connected by bolts for detachable connection, which is simple in structure, easy to install and maintain, and reduces the cost of use. Attached Figure Description

[0016] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0017] The structures, proportions, sizes, etc., shown in the accompanying drawings of this specification are only for the purpose of assisting those skilled in the art in understanding and reading the content disclosed in the specification, and are not intended to limit the implementation conditions of this utility model. Therefore, they have no substantial technical significance. Any modifications to the structure, changes in the proportions, or adjustments to the size, without affecting the effects and purposes that this utility model can produce, should still fall within the scope of the technical content disclosed in this utility model.

[0018] Figure 1 This is a schematic diagram of the overall structure of this utility model; Figure 2 This is an overall front view of the present invention; Figure 3 This is a schematic diagram of the valve plate section and the air duct section of this utility model; Figure 4 for Figure 3 Enlarged view of point A in the middle; Figure 5 This is a schematic diagram of the pneumatic telescopic adjustment part of this utility model.

[0019] Illustration: 100. Ductwork section; 110. Connecting valve seat; 111. Insert groove; 112. Sealing groove strip; 120. Ductwork; 200. Valve plate section; 210. Insert plate body; 211. Protruding edge; 220. Connecting end; 300. Pneumatic telescopic adjustment unit; 311. Mounting base plate; 312. Three-way air valve; 313. Air guide pipe; 320. Pneumatic telescopic rod; 321. Support frame; 322. Pneumatic telescopic rod; 400. Air volume sensor. Detailed Implementation

[0020] To make the utility model's objectives, features, and advantages more apparent and understandable, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the embodiments described below are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present utility model.

[0021] In the description of this utility model, it should be understood that the terms "upper," "lower," "top," "bottom," "inner," and "outer," etc., indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. It should be noted that when a component is considered to be "connected" to another component, it can be directly connected to the other component or there may be a component centrally located at the same time.

[0022] The technical solution of this utility model will be further described below with reference to the accompanying drawings and specific embodiments.

[0023] Reference Figure 1-5 As shown, this utility model embodiment provides an automatic airflow regulating valve, comprising: The air duct section 100 includes a connecting valve seat 110 and air ducts 120 fixedly disposed on both sides of the connecting valve seat 110. Valve plate 200 is inserted into the connecting valve seat 110; The pneumatic telescopic adjustment unit 300 is installed on both sides of the connecting valve seat 110, and the telescopic end of the pneumatic telescopic adjustment unit 300 is connected to the valve plate part 200.

[0024] The valve plate 200 is inserted into the connecting valve seat 110, and the pneumatic telescopic adjustment parts 300 installed on both sides of the connecting valve seat 110 are connected to the valve plate 200. When the air volume needs to be adjusted, the valve plate 200 is moved up and down by the pneumatic telescopic adjustment parts 300, so that the valve plate 200 adjusts the opening degree of the air guide duct of the connecting valve seat 110, thereby adjusting the air volume. No manual operation is required, which improves the convenience and automation of adjustment.

[0025] In some embodiments of this utility model, reference is made to Figure 3 As shown, the connecting valve seat 110 is a plate-shaped structure with a connecting hole at the center. The air duct 120 is fixedly welded to both sides of the plate-shaped connecting valve seat 110 and aligned with the connecting hole.

[0026] In some embodiments of this utility model, reference is made to Figure 3-4 As shown, the connecting valve seat 110 includes: Insertion groove 111 is vertically formed in the middle of the connecting valve seat 110 and is used to insert and install valve plate 200. The sealing groove 112 is fixedly installed on both sides inside the insertion groove 111.

[0027] Furthermore, the cross-section of the sealing groove 112 has a concave structure.

[0028] In some embodiments of this utility model, reference is made to Figure 3-4 As shown, the valve plate portion 200 includes: Insert plate body 210, insert plate body 210 is inserted into insertion slot 111; The connecting end 220 is installed on both sides of the upper end of the insert plate body 210 by bolt connection, and is used to connect with the telescopic end of the pneumatic telescopic adjustment part 300.

[0029] Furthermore, the thickness of the insert plate body 210 matches the width of the slot of the insertion groove 111, and the two sides of the insert plate body 210 are provided with protruding edges 211 for positioning and insertion into the groove of the sealing groove 112 of the U-shaped structure.

[0030] The sealing groove 112 inside the connecting valve seat 110 cooperates with the protruding edge 211 of the insert plate body 210 to form a good sealing structure and effectively prevent air leakage.

[0031] In some embodiments of this utility model, reference is made to Figure 5 As shown, the pneumatic telescopic adjustment unit 300 includes: Synchronization valve 310 is connected and installed at the lower end of the connecting valve seat 110; The pneumatic telescopic rod 320 is provided in two sets, and the two sets of pneumatic telescopic rods 320 are connected and installed on both sides of the connecting valve seat 110.

[0032] Furthermore, the synchronizing valve 310 includes: Mounting base plate 311 is detachably mounted on the lower end of connecting valve seat 110 by bolts; Three-way air valve 312 is mounted on mounting base plate 311; Air guide tube 313 is connected to the two outlet ends of the three-way air valve 312.

[0033] Furthermore, the pneumatic telescopic rod 320 includes: Support bracket 321 is detachably mounted on both sides of the connecting valve seat 110 by bolts; The pneumatic telescopic rod 322 is mounted on the support frame 321, and the telescopic end of the pneumatic telescopic rod 322 is connected to the connecting end 220. The air inlet of the pneumatic telescopic rod 322 is connected to the air guide pipe 313.

[0034] The synchronous extension and retraction of two sets of pneumatic telescopic rods 322 is controlled by the synchronous air valve 310, ensuring that the valve plate 200 remains horizontal during adjustment and avoiding adjustment errors and sealing failures caused by tilting. Meanwhile, most components are connected by detachable bolts, resulting in a simple structure that facilitates installation and maintenance, thus reducing operating costs.

[0035] In some embodiments of this utility model, reference is made to Figure 1-2 As shown, an air volume sensor 400 is also installed on the air duct 120. The air volume sensor 400 is installed at the lower end of the air duct 120, and the probe end of the air volume sensor 400 extends into the air duct 120.

[0036] The pneumatic telescopic rod 322 has high telescopic accuracy, and when combined with the monitoring of the air volume sensor 400, it can achieve precise adjustment of air volume to meet different needs.

[0037] It should be noted that the air volume sensor 400 is existing technology, and such products are readily available. The structure of the sensor is not specifically limited in this application embodiment, and its specific structure is not within the scope of protection claimed in this application.

[0038] The above-described embodiments are only used to illustrate the technical solutions of this utility model, and are not intended to limit it. Although this utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that modifications can still be made to the technical solutions described in the foregoing embodiments, or equivalent substitutions can be made to some of the technical features. Such modifications or substitutions do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of this utility model.

Claims

1. An automatic airflow regulating valve, characterized in that, include: The air duct section (100) includes a connecting valve seat (110) and air ducts (120) fixedly disposed on both sides of the connecting valve seat (110). Valve plate portion (200), which is inserted into the connecting valve seat (110); A pneumatic telescopic adjustment unit (300) is installed on both sides of the connecting valve seat (110), and the telescopic end of the pneumatic telescopic adjustment unit (300) is connected to the valve plate part (200).

2. The automatic airflow regulating valve according to claim 1, characterized in that, The connecting valve seat (110) is a plate-shaped structure. A connecting hole is provided at the center of the connecting valve seat (110). The air duct (120) is fixedly welded to both sides of the plate-shaped connecting valve seat (110) and aligned with the connecting hole.

3. The automatic airflow regulating valve according to claim 2, characterized in that, The connecting valve seat (110) includes: A plug-in groove (111) is vertically formed in the middle of the connecting valve seat (110) for plugging in and installing the valve plate (200). A sealing groove (112) is fixedly disposed on both sides inside the insertion groove (111).

4. The automatic airflow regulating valve according to claim 3, characterized in that: The cross-section of the sealing groove (112) is a concave structure.

5. The automatic airflow regulating valve according to claim 3, characterized in that, The valve plate portion (200) includes: Insert plate body (210), the insert plate body (210) is inserted into the insertion slot (111); The connecting end (220) is bolted to both sides of the upper end of the insert plate body (210) and is used to connect to the telescopic end of the pneumatic telescopic adjustment part (300).

6. The automatic airflow regulating valve according to claim 5, characterized in that: The thickness of the insert plate body (210) matches the width of the slot of the insertion groove (111), and the two sides of the insert plate body (210) are provided with protruding edges (211) for positioning and inserting into the groove of the sealing groove (112) of the U-shaped structure.

7. The automatic airflow regulating valve according to claim 5, characterized in that, The pneumatic telescopic adjustment unit (300) includes: Synchronization valve (310), which is connected and installed at the lower end of the connecting valve seat (110); The pneumatic telescopic rod (320) is provided in two sets, and the two sets of the pneumatic telescopic rod (320) are connected and installed on both sides of the connecting valve seat (110).

8. The automatic airflow regulating valve according to claim 7, characterized in that, The synchronizing air valve (310) includes: Mounting base plate (311), which is detachably mounted on the lower end of the connecting valve seat (110) by bolts; A three-way air valve (312) is mounted on the mounting base plate (311); The air guide pipe (313) is connected to the two outlet ends of the three-way air valve (312).

9. The automatic airflow regulating valve according to claim 8, characterized in that, The pneumatic telescopic rod (320) includes: A support bracket (321) is detachably mounted on both sides of the connecting valve seat (110) by bolts; A pneumatic telescopic rod (322) is mounted on the support frame (321), and the telescopic end of the pneumatic telescopic rod (322) is connected to the connecting end (220). The air inlet of the pneumatic telescopic rod (322) is connected to the air guide pipe (313).

10. The automatic airflow regulating valve according to claim 9, characterized in that: An air volume sensor (400) is also provided on the air duct (120). The air volume sensor (400) is installed at the lower end of the air duct (120), and the probe end of the air volume sensor (400) extends into the air duct (120).

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