Exhaust valve capable of preventing blockage of foreign matters

Abstract

The exhaust valve comprises a valve body, a valve cap is arranged at the top of the valve body, an exhaust hole is formed in the valve cap, an exhaust cap is arranged on the surface of the exhaust hole, an exhaust mechanism is arranged at the bottom of the exhaust hole, and an adjusting rod is arranged on the surface of the exhaust mechanism. A floater is arranged in the valve body, a hook is arranged on the surface of the floater, and the hook is connected with the adjusting rod. The fixing plate is arranged outside the filtering mechanism, the fixing bolts are arranged in the fixing plate, the device can be conveniently mounted and dismounted, the filtering balls are arranged in the filtering mechanism, the multiple sets of filtering holes are formed in the filtering balls, and when exhaust operation is carried out, a filter of the device can rotate in the airflow direction, so that the filtering effect is improved. And continuous filtering is carried out through the filtering holes, so that blockage caused by impurities is avoided, adhesion of the impurities and the filtering balls can be avoided due to rotation, and the service life is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of exhaust valves, and more specifically to an exhaust valve which can prevent clogging by foreign matter. Background Art

[0002] The exhaust valve, also known as the vent valve, vent valve or air releaser, is an important device widely used in pipeline exhaust in independent heating systems, central heating systems, heating boilers, central air conditioners, floor heating and solar heating systems. Its main function is to discharge excess gas in the pipeline to ensure the normal operation of the pipeline system.

[0003] The existing exhaust valve is easy to be clogged due to impurities in the water during use, and a filter is generally set for filtering, but the filter is easy to be clogged on the surface after long-term use, affecting the use. Therefore, a new technical solution is needed to solve the problem. Utility Model Content

[0004] The utility model aims to provide an exhaust valve which is resistant to clogging by foreign matter, and solves the problem that the existing exhaust valve is easily clogged due to impurities contained in water during use, and a filter is generally provided for filtering, but the filter is easily clogged on the surface after long-term use, thus affecting the use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an exhaust valve that prevents clogging by foreign matter, comprising: a valve body, a valve cap is arranged on the top of the valve body and an exhaust hole is arranged inside the valve cap, an exhaust cap is arranged on the surface of the exhaust hole and an exhaust mechanism is arranged on the bottom, an adjusting rod is arranged on the surface of the exhaust mechanism, a float is arranged inside the valve body and a hook is arranged on the surface of the float, the hook is connected to the adjusting rod, a connecting column is arranged at the bottom of the valve body and a filtering mechanism is arranged at the lower part of the connecting column, an upper threaded column and a lower threaded column are arranged at the upper and lower ends of the filtering mechanism respectively, an airway is arranged inside the filtering mechanism and a filter ball is arranged inside the airway, and a plurality of groups of filtering holes are arranged inside the filter ball.

[0006] As a preferred implementation of the utility model, the upper threaded column is connected to the valve body and the lower threaded column is connected to the pipeline.

[0007] As a preferred embodiment of the present invention, a fixing plate is disposed outside the filtering mechanism and fixing bolts are disposed inside the fixing plate.

[0008] As a preferred embodiment of the utility model, rotating shafts are arranged on both sides of the filter ball, and the filter ball is rotatably connected to the filter mechanism through the rotating shafts.

[0009] As a preferred implementation manner of the utility model, the valve cap and the valve body are threadedly connected.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0011] The utility model provides a valve cap on the top of the valve body and an exhaust hole is provided inside the valve cap, an exhaust cap is provided on the surface of the exhaust hole and an exhaust mechanism is provided at the bottom, an adjusting rod is provided on the surface of the exhaust mechanism, a float is provided inside the valve body and a hook is provided on the surface of the float, the hook is connected to the adjusting rod, a connecting column is provided at the bottom of the valve body and a filtering mechanism is provided at the lower part of the connecting column, an upper threaded column and a lower threaded column are provided at the upper and lower ends of the filtering mechanism respectively, which are convenient for connection with the valve body and the pipeline, a fixing plate is provided outside the filtering mechanism and a fixing bolt is provided inside the fixing plate, such an arrangement is convenient for installation and disassembly of the device, a filter ball is provided inside the filter mechanism and a plurality of groups of filter holes are provided inside the filter ball, when the exhaust operation is performed, the filter will rotate with the airflow direction and continuously filter through the filter holes, thereby avoiding blockage caused by impurities, and the impurities can be prevented from sticking to the filter ball due to the rotation, thereby extending the service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the front view structure of the utility model;

[0014] Figure 3 This is a schematic diagram of the internal structure of the valve body of the utility model;

[0015] Figure 4 This is a schematic diagram of the cross-sectional structure of the filter mechanism of the utility model;

[0016] Figure 5 This is a schematic diagram of the structure of the filter ball of the utility model.

[0017] In the figure: 1. valve body; 2. valve cap; 3. exhaust hole; 4. exhaust cap; 5. connecting column; 6. filter mechanism; 7. upper threaded column; 8. lower threaded column; 9. fixing plate; 10. fixing bolt; 11. exhaust mechanism; 12. adjusting rod; 13. float; 14. hook; 15. filter ball; 16. airway; 17. rotating shaft; 18. filter hole. DETAILED DESCRIPTION

[0018] 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.

[0019] See also Figure 1-5 The utility model provides a technical solution: an exhaust valve for preventing foreign matter from clogging, comprising: a valve body 1, a valve cap 2 is arranged on the top of the valve body 1, and an exhaust hole 3 is arranged inside the valve cap 2, an exhaust cap 4 is arranged on the surface of the exhaust hole 3, and an exhaust mechanism 11 is arranged on the bottom, an adjusting rod 12 is arranged on the surface of the exhaust mechanism 11, a float 13 is arranged inside the valve body 1, and a hook 14 is arranged on the surface of the float 13, the hook 14 is connected to the adjusting rod 12, a connecting column 5 is arranged at the bottom of the valve body 1, and a filtering mechanism 6 is arranged at the lower part of the connecting column 5, an upper threaded column 7 and a lower threaded column 8 are arranged at the upper and lower ends of the filtering mechanism 6, an airway 16 is arranged inside the filtering mechanism 6, and a filter ball 15 is arranged inside the airway 16, and a plurality of groups of filtering holes 18 are arranged inside the filter ball 15, a valve cap 2 is arranged on the top of the valve body 1, and an exhaust hole 3 is arranged inside the valve cap 2, and an exhaust cap 4 is arranged on the surface of the exhaust hole 3 An air cap 4 is provided with an exhaust mechanism 11 at the bottom, an adjusting rod 12 is provided on the surface of the exhaust mechanism 11, a float 13 is provided inside the valve body 1 and a hook 14 is provided on the surface of the float 13, the hook 14 is connected to the adjusting rod 12, a connecting column 5 is provided at the bottom of the valve body 1 and a filtering mechanism 6 is provided at the lower part of the connecting column 5, an upper threaded column 7 and a lower threaded column 8 are provided at the upper and lower ends of the filtering mechanism 6, respectively, for convenient connection with the valve body 1 and the pipeline, a fixing plate 9 is provided outside the filtering mechanism 6 and a fixing bolt 10 is provided inside the fixing plate 9, such a setting is convenient for installation and disassembly of the device, a filter ball 15 is provided inside the filtering mechanism 6 and a plurality of groups of filter holes 18 are provided inside the filter ball 15, when the exhaust operation is performed, the filter will rotate with the direction of the airflow and continuously filter through the filter hole 18, thereby avoiding blockage caused by impurities, and the impurities can be prevented from adhering to the filter ball 15 due to the rotation, thereby extending the service life.

[0020] Further improvements, such as Figure 1 As shown: the upper threaded column 7 is connected to the valve body 1 and the lower threaded column 8 is connected to the pipeline. This arrangement facilitates the installation and disassembly of the filtering mechanism 6.

[0021] Further improvements, such as Figure 2As shown, a fixing plate 9 is disposed outside the filter mechanism 6 and fixing bolts 10 are disposed inside the fixing plate 9. This arrangement facilitates the installation of the internal filter balls 15.

[0022] Further improvements, such as Figure 5 As shown: rotating shafts 17 are arranged on both sides of the filter ball 15 and the filter ball 15 is rotatably connected to the filter mechanism 6 via the rotating shafts 17. This arrangement enables the filter ball 15 to rotate along the direction of the airflow to avoid blockage.

[0023] Further improvements, such as Figure 1 As shown: the valve bonnet 2 is threadedly connected to the valve body 1 , and this arrangement facilitates the installation and disassembly of the valve body 1 and the valve bonnet 2 .

[0024] Working principle: A valve cap 2 is arranged on the top of the valve body 1, and an exhaust hole 3 is arranged inside the valve cap 2, an exhaust cap 4 is arranged on the surface of the exhaust hole 3, and an exhaust mechanism 11 is arranged at the bottom, an adjusting rod 12 is arranged on the surface of the exhaust mechanism 11, a float 13 is arranged inside the valve body 1, and a hook 14 is arranged on the surface of the float 13, and the hook 14 is connected to the adjusting rod 12, a connecting column 5 is arranged at the bottom of the valve body 1, and a filtering mechanism 6 is arranged at the lower part of the connecting column 5, and an upper threaded column 7 and a lower threaded column 14 are arranged at the upper and lower ends of the filtering mechanism 6 respectively. The column 8 is convenient for connecting with the valve body 1 and the pipeline. A fixing plate 9 is arranged outside the filter mechanism 6 and a fixing bolt 10 is arranged inside the fixing plate 9. This arrangement is convenient for installation and disassembly of the device. A filter ball 15 is arranged inside the filter mechanism 6 and a plurality of groups of filter holes 18 are arranged inside the filter ball 15. When the exhaust operation is performed, the filter will rotate with the direction of the air flow and continuously filter through the filter holes 18, thereby avoiding blockage caused by impurities. The rotation can prevent impurities from sticking to the filter ball 15, thereby extending the service life.

[0025] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0026] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, and can be mechanical or electrical connections, or internal connectivity between two components, or direct connections. "Up", "down", "left", "right", etc. are only used to indicate relative position relationships. When the absolute position of the object being described changes, the relative position relationship may change.

[0027] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein with equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An exhaust valve that prevents clogging by foreign matter, characterized in that: include: A valve body (1), wherein a valve cap (2) is arranged on the top of the valve body (1) and an exhaust hole (3) is arranged inside the valve cap (2), an exhaust cap (4) is arranged on the surface of the exhaust hole (3) and an exhaust mechanism (11) is arranged on the bottom, an adjusting rod (12) is arranged on the surface of the exhaust mechanism (11), a float (13) is arranged inside the valve body (1) and a hook (14) is arranged on the surface of the float (13), the hook (14) and the adjusting rod (12) are connected, a connecting column (5) is arranged at the bottom of the valve body (1) and a filter mechanism (6) is arranged at the lower part of the connecting column (5), an upper threaded column (7) and a lower threaded column (8) are arranged at the upper and lower ends of the filter mechanism (6), an airway (16) is arranged inside the filter mechanism (6), a filter ball (15) is arranged inside the airway (16), and a plurality of groups of filter holes (18) are arranged inside the filter ball (15).

2. The exhaust valve according to claim 1, characterized in that: The upper threaded column (7) is connected to the valve body (1) and the lower threaded column (8) is connected to the pipeline.

3. The exhaust valve according to claim 1, characterized in that: A fixing plate (9) is arranged outside the filtering mechanism (6), and fixing bolts (10) are arranged inside the fixing plate (9).

4. The exhaust valve for preventing foreign matter from clogging according to claim 1, characterized in that: Rotating shafts (17) are provided on both sides of the filter ball (15), and the filter ball (15) is rotatably connected to the filter mechanism (6) via the rotating shafts (17).

5. The exhaust valve for preventing foreign matter from clogging according to claim 1, characterized in that: The valve cap (2) is threadedly connected to the valve body (1).

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