Gas conveying flow stabilizing valve

Abstract

The utility model discloses a gas delivery flow stabilizing valve, which relates to the technical field of flow stabilizing valves and comprises a valve body, a cavity is arranged on the inner side of the valve body, a vent hole is arranged in the middle of one end of the valve body, threads are arranged on the inner side of the vent hole, the vent hole is connected with a vent pipe in a screwing mode, and a cover plate is arranged on the end face of one side of the valve body. A positioning hole is formed between the valve body and the cover plate, and the cover plate and the valve body are screwed and fixed through a fixing bolt; the plug-in mounting cylinder is connected with the knob for adjustment, gas input quantity can be conveniently controlled, gas input stability can be conveniently improved, the function of conveniently adjusting and controlling the gas input quantity is further achieved, the rubber sheet is matched with the buffer spring, the gas conveying flow stabilizing valve can be stably sealed, and the service life of the gas conveying flow stabilizing valve is prolonged. The sealing performance of the gas conveying flow stabilizing valve is improved, the function of preventing gas leakage of the flow stabilizing valve is achieved, and finally the problem of gas leakage of the gas conveying flow stabilizing valve is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of flow stabilizing valves, in particular to a gas delivery flow stabilizing valve. Background Art

[0002] The earliest gas delivery flow control valves used mechanical control principles, such as spring-loaded valves. These devices typically relied on simple mechanical adjustments to control flow, resulting in relatively low precision and stability. With the development of electrical technology, electric gas flow control valves began to emerge. These devices enable more precise flow control through electric actuators, improving control automation and stability. A gas delivery flow control valve consists of a valve body, valve disc, actuator, flow sensor, adjustment mechanism, and sealing system. However, existing gas delivery flow control valves can leak during use due to poor sealing performance. Therefore, these technical issues need to be addressed. Utility Model Content

[0003] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a gas delivery flow stabilizing valve.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical solution: a gas delivery steady flow valve, comprising a valve body, a cavity is opened on the inside of the valve body, and a vent hole is opened in the middle of one end of the valve body, a thread is provided on the inside of the vent hole, and the vent hole is screwed together with the vent pipe, a cover plate is installed on one end face of the valve body, and positioning holes are opened between the valve body and the cover plate, and the cover plate and the valve body are screwed together and fixed by fixing bolts.

[0005] Preferably, a connecting port and a positioning port are provided on one side of the valve body, the inner side of the connecting port is connected to a connecting head by screwing, and an air inlet hole is provided through the middle of the connecting port and the connecting head, the positioning port is screwed to a positioning block, and a connecting tube is sleeved on the inner side of the positioning block.

[0006] Preferably, a ferrule nut is sleeved on the other end of the connecting tube, and an air inlet hole is opened in the middle between the ferrule nut and the connecting tube.

[0007] Preferably, a flow regulating hole is opened at the other end of the valve body, and a plug-in cylinder is screwed into one end of the flow regulating hole, a sealing ring is installed between the plug-in cylinder and the flow regulating hole, and an adjusting nut is sleeved at one end of the plug-in cylinder, and a positioning spring is sleeved at the outer end of the rotating column inside the plug-in cylinder.

[0008] Preferably, a rotary post is connected between the adjusting nut and the middle of the inserting cylinder, a knob is sleeved on one end of the rotary post, and the knob and the rotary post are fixedly connected by a bolt.

[0009] Preferably, a rubber sheet is installed inside the valve body cavity, and a buffer spring is installed between the rubber sheet and the valve body.

[0010] Compared with the prior art, the beneficial effects of the present utility model are as follows: In the present utility model, by connecting and adjusting through the insertion cylinder and the knob, it is convenient to control the size of the gas input volume, improve the stability of gas input, and thus realize the function of conveniently adjusting and controlling the gas input volume. Then, through the mutual cooperation of the rubber sheet and the buffer spring, it is convenient to make the gas delivery flow stabilizer valve seal stably, improve the sealing performance of the gas delivery flow stabilizer valve, and thus realize the function of preventing gas leakage of the flow stabilizer valve, and finally solve the problem of gas leakage of the gas delivery flow stabilizer valve. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The drawings described herein are used to provide a further understanding of the present utility model and form a part of this application. The schematic embodiments of the present utility model and their descriptions are used to explain the present utility model and do not constitute an improper limitation to the present utility model. In the drawings:

[0012] Figure 1 is a schematic three-dimensional overall structure diagram proposed by the present utility model;

[0013] Figure 2 is a schematic bottom three-dimensional overall structure diagram proposed by the present utility model;

[0014] Figure 3 is a schematic top view structure diagram proposed by the present utility model;

[0015] Figure 4 is a schematic side view sectional structure diagram proposed by the present utility model;

[0016] Figure 5 is a schematic top view sectional structure diagram proposed by the present utility model.

[0017] Reference numerals in the drawings: 1, valve body; 2, cover plate; 3, connector; 4, positioning block; 5, ferrule nut; 6, knob; 7, adjusting nut; 8, insertion cylinder; 9, rotating column; 10, fixing bolt; 11, rubber sheet; 12, buffer spring; 13, positioning spring. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0018] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments.

[0019] Embodiment: Refer to Figures 1-5, A gas transmission flow stabilizer valve in the present utility model includes a valve body 1. A cavity is provided inside the valve body 1, and a ventilation hole is provided in the middle of one end of the valve body 1. Threads are provided inside the ventilation hole, and the ventilation hole is screwed and connected with a ventilation pipe. A cover plate 2 is installed on one side end face of the valve body 1, and positioning holes are provided between the valve body 1 and the cover plate 2. The cover plate 2 and the valve body 1 are fixedly screwed through a fixing bolt 10. Through the valve body 1 and the cover plate 2, it is convenient to prevent foreign objects from entering the inside of the valve body 1 and causing unstable gas transmission; A connection port and a positioning port are provided on one side of the valve body 1. A connection head 3 is screwed and connected inside the connection port, and an air inlet hole is provided through the middle of the connection port and the connection head 3. A positioning block 4 is screwed and connected to the positioning port, and a connection cylinder is sleeved inside the positioning block 4. Through the cooperation of the connection head 3 and the positioning block 4, it is convenient for the stable entry and exit of gas for transmission.

[0020] In the present utility model, a flow adjustment hole is provided at the other end of the valve body 1. One end of the flow adjustment hole is screwed and connected with an insertion cylinder 8. A sealing ring is installed between the insertion cylinder 8 and the flow adjustment hole, and an adjustment nut 7 is sleeved at one end of the insertion cylinder 8. A positioning spring 13 is sleeved at the outer end of a rotating column 9 inside the insertion cylinder 8. Through the positioning spring 13 sleeved on the rotating column 9, it is convenient to control the stable flow of gas transmission; An adjustment nut 7 and the insertion cylinder 8 are connected with a rotating column 9 in the middle. A knob 6 is sleeved at one end of the rotating column 9, and the knob 6 and the rotating column 9 are fixedly connected through a bolt. Through the cooperation of the knob 6 and the rotating column 9, it is convenient to adjust the size of the gas transmission flow; A rubber sheet 11 is installed inside the cavity of the valve body 1, and a buffer spring 12 is installed between the rubber sheet 11 and the valve body 1. Through the cooperation of the rubber sheet 11 and the buffer spring 12, it is convenient to enhance the sealing effect of the flow stabilizer valve.

[0021] Working principle: When the present utility model is in use, first, through the valve body 1 and the cover plate 2, it is convenient to prevent foreign objects from entering the inside of the valve body 1. Then, the valve body 1 and the cover plate 2 are fixed through the fixing bolt 10. Then, through the connection head 3 and the air inlet joint, it is convenient for gas to enter the inside of the valve. Then, through the positioning block 4 and the ferrule nut 5, it is convenient for the gas to be stably output outward. Then, through the adjustment nut 7 and the insertion cylinder 8, it is convenient to connect and fix the adjustment device to control the gas flow. Then, through the knob 6 and the rotating column 9, it is convenient to adjust the size of the gas output. Then, through the positioning spring 13 inside the adjustment device, it is convenient to make the output gas volume stable. Then, through the buffer spring 12 and the rubber sheet 11, it is convenient to increase the overall sealing effect of the valve body 1.

[0022] The above is only the preferred specific implementation manner of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution of the present utility model and its inventive concept, makes equivalent replacements or changes, and should be covered within the protection scope of the present utility model.

Claims

1. A gas delivery steady flow valve, comprising a valve body (1), characterized in that: A cavity is provided inside the valve body (1), and a ventilation hole is provided in the middle of one end of the valve body (1). Threads are provided inside the ventilation hole, and the ventilation hole is screwed and connected with a ventilation pipe. A cover plate (2) is installed on one side end face of the valve body (1), and positioning holes are provided between the valve body (1) and the cover plate (2). The cover plate (2) and the valve body (1) are screwed and fixed by a fixing bolt (10). A flow regulating hole is provided at the other end of the valve body (1). One end of the flow regulating hole is screwed and connected with an insertion cylinder (8). A sealing ring is installed between the insertion cylinder (8) and the flow regulating hole. One end of the insertion cylinder (8) is sleeved with an adjusting nut (7). A positioning spring (13) is sleeved on the outer end of a rotating column (9) inside the insertion cylinder (8). A rubber sheet (11) is installed inside the cavity of the valve body (1). A buffer spring (12) is installed between the rubber sheet (11) and the valve body (1).

2. The gas delivery steady flow valve according to claim 1, wherein: A connection port and a positioning port are provided on one side of the valve body (1). A connection head (3) is screwed and connected inside the connection port. An air inlet hole is provided through the middle of the connection port and the connection head (3). A positioning block (4) is screwed and connected to the positioning port. A connection cylinder is sleeved inside the positioning block (4).

3. The gas delivery steady flow valve according to claim 2, wherein: A ferrule nut (5) is sleeved and installed at the other end of the connection cylinder. An air inlet hole is provided through the middle between the ferrule nut (5) and the connection cylinder.

4. The gas delivery steady flow valve according to claim 1, characterized in that: The adjusting nut (7) and the middle of the insertion cylinder (8) are connected with a rotating column (9). A knob (6) is sleeved on one end of the rotating column (9). The knob (6) and the rotating column (9) are fixedly connected by a bolt.

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