Filter exhaust valve with gas exhaust function

Abstract

The utility model discloses a filter exhaust valve with a gas discharge function, which comprises an exhaust valve body, the surface of the exhaust valve body is sleeved with a fixing hoop, the bottom of the fixing hoop is fixedly connected with a connecting lug used for supporting the exhaust valve body, the connecting lug comprises a fixing box, rotating grooves are arranged on two sides of the bottom of the fixing box, and the rotating grooves are matched with the fixing box. According to the filter exhaust valve with the gas exhaust function, the movable rods are rotated in the inner cavities of the rotating grooves, so that the movable rods make contact with the limiting edges, the two movable rods are unfolded in a splayed shape, and therefore the filter exhaust valve with the gas exhaust function can be used for exhausting gas in the filter. And then the pull rod is rotationally moved out from the inner cavity of the storage groove, so that the hook on the pull rod is clamped with the hanging ring on the other fixing rod, the two fixing rods can be fixed and limited after being unfolded, and the exhaust valve body is supported through the splayed unfolding of the two fixing rods.

Description

Technical Field

[0001] The utility model relates to the technical field of exhaust valves, in particular to a filter exhaust valve with a gas exhaust function. Background Art

[0002] The filter exhaust valve is a device used to exhaust the gas accumulated in the pipeline system to maintain the normal operation of the system and protect other equipment. When gas is generated in the system, the gas will climb up along the pipeline and eventually gather at the highest point of the system. The exhaust valve is usually installed at this point. After the gas enters the exhaust valve, as the gas in the valve accumulates, the hand wheel is turned to drive the valve body to open, and then the gas can be exhausted.

[0003] The existing exhaust valve is directly suspended in the air after being connected with the pipeline, lacking a certain supporting structure, so that the structure of the exhaust valve is unstable and easy to shake. Utility Model Content

[0004] The purpose of the utility model is to provide a filter exhaust valve with a gas exhaust function to solve the problem that the existing exhaust valve proposed in the above background technology is directly suspended in the air after being connected with the pipeline and lacks a certain supporting structure, making the exhaust valve structure unstable and easy to shake.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a filter exhaust valve with a gas exhaust function, comprising an exhaust valve body, a fixing hoop is sleeved on the surface of the exhaust valve body, a connecting ear for supporting the exhaust valve body is fixedly connected to the bottom of the fixing hoop, the connecting ear comprises a fixing box, both sides of the bottom of the fixing box are provided with a rotating groove, the inner cavity of the rotating groove is rotatably connected to a supporting assembly, the supporting assembly comprises a fixing rod, a movable rod is slidably connected to the top of the fixing rod, a guide groove is provided on the top of the movable rod, an arc guide rod is fixedly connected to one side of the inner cavity of the rotating groove, and the surface of the arc guide rod is slidably connected to the inner cavity of the guide groove.

[0006] Preferably, a locking bolt is inserted into one side of the fixed rod, a plurality of positioning screw holes are equidistantly opened on one side of the movable rod, and one end of the locking bolt is threadedly connected to the inner cavity of the positioning screw hole, and the movable rod is locked after sliding to a suitable position by the locking bolt.

[0007] Preferably, a valve core is provided inside the exhaust valve body, a support tube is provided on the top of the exhaust valve body, a valve stem is inserted into the inner cavity of the support tube, and the valve core is opened and closed by the rotation of the valve stem.

[0008] Preferably, the bottom of the valve stem is fixedly connected to the top of the valve core, a hand wheel is provided on the top of the valve stem, one side of the support tube is connected to an exhaust pipe, and the valve stem is driven to rotate by the rotation of the hand wheel.

[0009] Preferably, a storage groove is provided on the surface of one of the fixing rods, a pull rod is rotatably connected to the top of the inner cavity of the storage groove, and a hook is fixedly connected to the bottom of the pull rod, and the storage groove is used to store the pull rod and the hook.

[0010] Preferably, an arc-shaped groove is provided on the surface of the other fixing rod, a hanging ring is fixedly connected to the inner cavity of the arc-shaped groove, and the surface of the hook is engaged with the inner cavity of the hanging ring.

[0011] Preferably, a rubber bottom edge is fixedly connected to the bottom of the fixing rod, and a limited edge is provided on one side of the rotating groove.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] By rotating the movable rod in the inner cavity of the rotating groove, the movable rod is brought into contact with the limiting edge, and the two movable rods are unfolded in an eight-shaped shape. Then, the pull rod is rotated and removed from the inner cavity of the storage groove, so that the hook on the pull rod is engaged with the hanging ring on the other fixed rod. The two fixed rods can be unfolded and fixed and limited. By unfolding the two fixed rods in an eight-shaped shape, the exhaust valve body is supported. Arc guide rods are provided on both sides of the inner cavity of the rotating groove, which are inserted in the inner cavity of the guide groove to guide the tightening and unfolding of the movable rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a side view of the utility model;

[0015] Figure 2 It is a cross-sectional view of the connecting ear of the utility model;

[0016] Figure 3 A side view of one of the fixed legs of the present invention;

[0017] Figure 4 It is a side view of another fixed leg of the utility model.

[0018] In the figure: 1. exhaust valve body; 2. fixing hoop; 3. connecting ear; 4. supporting assembly; 5. fixing box; 6. rotating groove; 7. movable rod; 8. fixing rod; 9. arc guide rod; 10. guide groove; 11. limiting edge; 12. locking bolt; 13. positioning screw hole; 14. rubber bottom edge; 15. storage groove; 16. pull rod; 17. hook; 18. arc groove; 19. hanging ring; 20. valve core; 21. supporting tube; 22. valve stem; 23. hand wheel; 24. exhaust pipe. DETAILED DESCRIPTION

[0019] 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.

[0020] See also Figure 1-4 The utility model provides a filter exhaust valve with a gas exhaust function, comprising an exhaust valve body 1, a fixing hoop 2 is sleeved on the surface of the exhaust valve body 1, a connecting ear 3 for supporting the exhaust valve body 1 is fixedly connected to the bottom of the fixing hoop 2, the connecting ear 3 comprises a fixing box 5, both sides of the bottom of the fixing box 5 are provided with a rotating groove 6, the inner cavity of the rotating groove 6 is rotatably connected with a supporting assembly 4, the supporting assembly 4 comprises a fixing rod 8, a movable rod 7 is slidably connected to the top of the fixing rod 8, a guide groove 10 is provided on the top of the movable rod 7, an arc guide rod 9 is fixedly connected to one side of the inner cavity of the rotating groove 6, and the surface of the arc guide rod 9 is slidably connected to the inner cavity of the guide groove 10;

[0021] More specifically, by rotating the support assembly 4 in the inner cavity of the rotating groove 6, the two support assemblies 4 are spread out in an eight-shaped shape, and then the fixed rod 8 is adjusted to slide on the surface of the movable rod 7 to support the exhaust valve body 1. Arc-shaped guide rods 9 are provided on both sides of the inner cavity of the rotating groove 6, which are inserted into the inner cavity of the guide groove 10 to guide the tightening and expansion of the movable rod 7.

[0022] See also Figure 1-4 Furthermore, a locking bolt 12 is inserted into one side of the fixed rod 8, and a plurality of positioning screw holes 13 are equidistantly provided on one side of the movable rod 7, and one end of the locking bolt 12 is threadedly connected to the inner cavity of the positioning screw hole 13. The locking bolt 12 is loosened so that the fixed rod 8 can slide on the surface of the movable rod 7. When the rubber bottom edge 14 at the bottom of the fixed rod 8 contacts the ground, the locking bolt 12 is tightened.

[0023] See also Figure 1-4 Furthermore, a valve core 20 is provided inside the exhaust valve body 1, a support tube 21 is provided on the top of the exhaust valve body 1, a valve stem 22 is inserted into the inner cavity of the support tube 21, the bottom of the valve stem 22 is fixedly connected to the top of the valve core 20, a hand wheel 23 is provided on the top of the valve stem 22, and an exhaust pipe 24 is connected to one side of the support tube 21. The rotation of the hand wheel 23 drives the rotation of the valve stem 22 and the valve core 20, so that the valve core 20 is opened for exhaust, and gas and impurities are discharged from the exhaust pipe 24.

[0024] See also Figure 1-4Furthermore, a receiving groove 15 is provided on the surface of one of the fixed rods 8, and a pull rod 16 is rotatably connected to the top of the inner cavity of the receiving groove 15, and a hook 17 is fixedly connected to the bottom of the pull rod 16. An arc groove 18 is provided on the surface of the other fixed rod 8, and a hanging ring 19 is fixedly connected to the inner cavity of the arc groove 18, and the surface of the hook 17 is engaged with the inner cavity of the hanging ring 19. The pull rod 16 is rotated and removed from the inner cavity of the receiving groove 15, so that the hook 17 on the pull rod 16 is engaged with the hanging ring 19 on the other fixed rod 8, so that the two fixed rods 8 can be fixed and limited after being unfolded, and the exhaust valve body 1 is supported by the eight-shaped unfolding of the two fixed rods 8.

[0025] See also Figure 1-4 Furthermore, a rubber bottom edge 14 is fixedly connected to the bottom of the fixing rod 8, and a limiting edge 11 is provided on one side of the rotating groove 6. The limiting edge 11 limits the rotation angle of the fixing rod 8, and the rubber bottom edge 14 buffers the bottom of the fixing rod 8.

[0026] During specific use, the two ends of the exhaust valve body 1 are connected to the feed pipe and the discharge pipe respectively, and then the movable rod 7 is rotated in the inner cavity of the rotating groove 6 so that the movable rod 7 contacts the limiting edge 11, and the two movable rods 7 are unfolded in an eight-shaped shape, and then the locking bolt 12 is loosened so that the fixed rod 8 can slide on the surface of the movable rod 7. When the rubber bottom edge 14 at the bottom of the fixed rod 8 contacts the ground, the locking bolt 12 is tightened again, and then the pull rod 16 is rotated out of the inner cavity of the storage groove 15 so that the hook 17 on the pull rod 16 is clamped with the hanging ring 19 on the other fixed rod 8, so that the two fixed rods 8 can be unfolded and fixed and limited. The exhaust valve body 1 is supported by the eight-shaped unfolding of the two fixed rods 8. Arc guide rods 9 are provided on both sides of the inner cavity of the rotating groove 6, which are inserted into the inner cavity of the guide groove 10 to guide the tightening and unfolding of the movable rod 7.

[0027] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A filter exhaust valve with a gas exhaust function, comprising an exhaust valve body (1), characterized in that: A fixing hoop (2) is sleeved on the surface of the exhaust valve body (1), and a connecting ear (3) for supporting the exhaust valve body (1) is fixedly connected to the bottom of the fixing hoop (2), and the connecting ear (3) includes a fixing box (5), and a rotation groove (6) is provided on both sides of the bottom of the fixing box (5), and the inner cavity of the rotation groove (6) is rotationally connected to a support assembly (4), and the support assembly (4) includes a fixing rod (8), and the top of the fixing rod (8) is slidably connected to a movable rod (7), and the top of the movable rod (7) is provided with a guide groove (10), and one side of the inner cavity of the rotation groove (6) is fixedly connected to an arc guide rod (9), and the surface of the arc guide rod (9) is slidably connected to the inner cavity of the guide groove (10).

2. A filter exhaust valve with gas exhaust function according to claim 1, characterized in that: A locking bolt (12) is inserted into one side of the fixed rod (8), a plurality of positioning screw holes (13) are equidistantly formed on one side of the movable rod (7), and one end of the locking bolt (12) is threadedly connected to the inner cavity of the positioning screw hole (13).

3. A filter exhaust valve with gas exhaust function according to claim 1, characterized in that: A valve core (20) is arranged inside the exhaust valve body (1), a support tube (21) is arranged on the top of the exhaust valve body (1), and a valve stem (22) is inserted into the inner cavity of the support tube (21).

4. A filter exhaust valve with gas exhaust function according to claim 3, characterized in that: The bottom of the valve stem (22) is fixedly connected to the top of the valve core (20), a hand wheel (23) is provided on the top of the valve stem (22), and one side of the support tube (21) is connected to an exhaust pipe (24).

5. The filter exhaust valve with gas exhaust function according to claim 1, characterized in that: A receiving groove (15) is provided on the surface of one of the fixing rods (8), a pull rod (16) is rotatably connected to the top of the inner cavity of the receiving groove (15), and a hook (17) is fixedly connected to the bottom of the pull rod (16).

6. A filter exhaust valve with gas exhaust function according to claim 5, characterized in that: The surface of the other fixing rod (8) is provided with an arc groove (18), the inner cavity of the arc groove (18) is fixedly connected with a hanging ring (19), and the surface of the hook (17) is snap-fitted with the inner cavity of the hanging ring (19).

7. The filter exhaust valve with gas exhaust function according to claim 1, characterized in that: The bottom of the fixing rod (8) is fixedly connected with a rubber bottom edge (14), and one side of the rotating groove (6) is provided with a limiting edge (11).

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