Valve capable of stably adjusting air inflow

Abstract

The utility model belongs to the technical field of valves, and particularly relates to a valve capable of stably adjusting air inflow, which comprises a first valve body, a second valve body, a connecting flange and a rotating shaft, wherein the first valve body and the second valve body are connected through a connecting flange; a plurality of sets of rotating shafts are evenly arranged on the side wall of the connecting flange, a handle rotating along with the rotating shafts is arranged at the tops of the rotating shafts, a connecting rod is arranged on one side of the top of the handle, the other ends of the rotating shafts penetrate through the connecting flange and are provided with flow guide blades, and a fixing rod is arranged on the surface of the second valve body. A pneumatic adjusting valve is arranged between the fixing rod and the connecting rod, rotating sleeves are arranged at the two ends of the pneumatic adjusting valve, and the two ends of the pneumatic adjusting valve are connected with the connecting rod and the fixing rod through the rotating sleeves. The valve is reasonable in structure, the air inlet amount of the valve can be conveniently adjusted in the using process, and meanwhile it can be guaranteed that air stably passes through the valve.

Description

Technical Field

[0001] The utility model relates to the technical field of valves, in particular to a valve capable of stably adjusting the air intake amount. Background Art

[0002] At present, traditional valves mainly include ball valves, butterfly valves, gate valves, slide valves, etc. made of metal or plastic. These valves are mechanical valves used to control the flow of gas and liquid media. The flow rate is adjusted manually or electrically. The electrically adjusted valves are large in size, complex in structure, and expensive. They can only open or close the valve, but it is not easy to achieve arbitrary control of the flow rate.

[0003] Based on the above problems, we propose a valve that can smoothly adjust the intake volume. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the name of the utility model of this application to avoid blurring the purpose of this section, the abstract of the specification and the name of the utility model, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In view of the problems existing in the prior art, the present utility model is proposed.

[0006] Therefore, the purpose of the utility model is to provide a valve that can smoothly adjust the air intake volume. During use, the air intake volume of the valve can be conveniently adjusted while ensuring smooth passage of gas.

[0007] In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:

[0008] A valve capable of stably adjusting the amount of air intake, comprising a first valve body, a second valve body, a connecting flange and a rotating shaft;

[0009] in,

[0010] The first valve body and the second valve body are connected via a connecting flange;

[0011] The side wall of the connecting flange is evenly provided with multiple groups of rotating shafts, the top of the rotating shaft is provided with a handle which rotates with the rotating shaft, a connecting rod is provided on one side of the top of the handle, the other end of the rotating shaft passes through the connecting flange and is provided with a guide vane, a fixing rod is provided on the surface of the second valve body, and a pneumatic regulating valve is provided between the fixing rod and the connecting rod, rotating sleeves are provided at both ends of the pneumatic regulating valve, and the two ends of the pneumatic regulating valve are connected to the connecting rod and the fixing rod through the rotating sleeves.

[0012] As a preferred solution of the valve capable of smoothly adjusting the air intake volume described in the utility model, one end of the first valve body and the second valve body are both provided with a connecting port, and the connecting port is provided with a connecting screw hole.

[0013] As a preferred solution of the valve capable of stably adjusting the air intake volume described in the utility model, a sleeve matching with the rotating shaft is arranged on the surface of the connecting flange.

[0014] As a preferred solution of the valve capable of stably adjusting the air intake volume described in the utility model, the guide vanes are arranged in a fan shape.

[0015] Compared with the prior art, the beneficial effect of the utility model is: through the cooperation of the pneumatic regulating valve, the rotating sleeve and the connecting rod, the handle is driven to rotate, the rotation of the handle drives the rotating shaft to rotate, the rotating shaft drives the guide vanes to rotate, and during the rotation of the guide vanes, the valve intake volume is adjusted, and the guide vanes are evenly distributed in annular shape, so the airflow passes more smoothly. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solution of the implementation of the utility model, the utility model will be described in detail below in combination with the drawings and detailed implementation. Obviously, the drawings described below are only some implementations of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a side view structural diagram of the first valve body of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the guide blade of the utility model.

[0020] In the figure; 100 is a first valve body, 110 is a second valve body, 120 is a connecting flange, 130 is a connecting port, 140 is a connecting screw hole, 200 is a rotating shaft, 210 is a handle, 220 is a guide vane, 230 is a connecting rod, 240 is a fixing rod, 250 is a pneumatic regulating valve, and 260 is a rotating sleeve. DETAILED DESCRIPTION

[0021] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0022] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific implementation methods disclosed below.

[0023] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the implementation of the present invention, for the sake of convenience, the cross-sectional diagram showing the device structure will not be partially enlarged according to the general proportion, and the schematic diagram is only an example, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0024] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0025] The utility model provides the following technical solutions: a valve capable of smoothly adjusting the air intake volume, which can conveniently adjust the air intake volume of the valve during use and ensure the smooth passage of gas;

[0026] Figures 1 to 3 The figure shows a schematic structural diagram of an embodiment of a valve capable of smoothly adjusting the air intake volume of the utility model, wherein the main body thereof includes a first valve body 100, a second valve body 110, a connecting flange 120 and a rotating shaft 200;

[0027] Please refer again Figures 1 to 3 : The first valve body 100 and the second valve body 110 are connected by a connecting flange 120. One end of the first valve body 100 and the second valve body 110 are both equipped with a connecting port 130. The connecting port 130 is provided with a connecting screw hole 140. The first valve body 100, the second valve body 110 and the connecting flange 120 constitute a valve assembly. The connecting port 130 and the connecting screw hole 140 are used to connect to a gas pipeline;

[0028] Please refer again Figures 1 to 3: Multiple groups of rotating shafts 200 are evenly installed on the side wall of the connecting flange 120, a sleeve matching the rotating shaft 200 is installed on the surface of the connecting flange 120, a handle 210 that rotates with the rotating shaft 200 is installed on the top of the rotating shaft 200, a connecting rod 230 is installed on one side of the top of the handle 210, and the other end of the rotating shaft 200 passes through the connecting flange 120 and is installed with a guide vane 220, the guide vane 220 is arranged in a fan shape, a fixing rod 240 is installed on the surface of the second valve body 110, and a pneumatic regulating valve 250 is installed between the fixing rod 240 and the connecting rod 230, and the pneumatic A rotating sleeve 260 is installed at both ends of the regulating valve 250, and the two ends of the pneumatic regulating valve 250 are connected to the connecting rod 230 and the fixed rod 240 through the rotating sleeve 260. Furthermore, the rotating shaft 200 is used to drive the guide vane 220 to rotate, the guide vane 220 is used to adjust the air intake, the handle 210 is used to drive the rotating shaft 200 to rotate, the connecting rod 230 is used to drive the handle 210 to rotate, the fixed rod 240 is used to install the pneumatic regulating valve 250, the pneumatic regulating valve 250 is used to drive the connecting rod 230 to move, and the rotating sleeve 260 is used to connect the fixed rod 240 and the connecting rod 230.

[0029] Working principle: During the use of the utility model, the pneumatic regulating valve 250, the rotating sleeve 260 and the connecting rod 230 cooperate to drive the handle 210 to rotate, the rotation of the handle 210 drives the rotating shaft 200 to rotate, and the rotating shaft 200 drives the guide vane 220 to rotate. During the rotation of the guide vane 220, the valve intake volume is adjusted, and the guide vane 220 is evenly distributed in a ring shape, so the airflow is more stable when passing through.

[0030] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A valve capable of smoothly adjusting the air intake, characterized in that: It comprises a first valve body (100), a second valve body (110), a connecting flange (120) and a rotating shaft (200); in, The first valve body (100) and the second valve body (110) are connected via a connecting flange (120); The side wall of the connecting flange (120) is evenly provided with a plurality of groups of rotating shafts (200); the top of the rotating shaft (200) is provided with a handle (210) that rotates with the rotating shaft (200); a connecting rod (230) is provided on one side of the top of the handle (210); the other end of the rotating shaft (200) passes through the connecting flange (120) and is provided with a guide vane (220); a fixing rod (240) is provided on the surface of the second valve body (110); a pneumatic regulating valve (250) is provided between the fixing rod (240) and the connecting rod (230); rotating sleeves (260) are provided at both ends of the pneumatic regulating valve (250); and the two ends of the pneumatic regulating valve (250) are connected to the connecting rod (230) and the fixing rod (240) through the rotating sleeves (260).

2. A valve capable of smoothly adjusting the air intake according to claim 1, characterized in that: One end of each of the first valve body (100) and the second valve body (110) is provided with a connection port (130), and a connection screw hole (140) is provided on the connection port (130).

3. The valve capable of smoothly adjusting the air intake according to claim 1, characterized in that: The surface of the connecting flange (120) is provided with a shaft sleeve that matches the rotating shaft (200).

4. The valve capable of smoothly adjusting the air intake according to claim 1, characterized in that: The guide blades (220) are arranged in a fan shape.

Images