High-performance impact-resistant exhaust valve

Abstract

The utility model provides a high-performance shock-resistant exhaust valve which is simple in structure, shock-resistant and long in service life and comprises a valve body, a valve cover arranged on the valve body, a water inlet channel, an exhaust chamber and an exhaust pipe, the water inlet channel, the exhaust chamber and the exhaust pipe are arranged in the valve body, a sliding sleeve is arranged on the valve cover, and the exhaust pipe penetrates through the sliding sleeve in a sliding mode. One end of the exhaust pipe is located in the exhaust chamber in the valve body, the other end of the exhaust pipe penetrates out of the valve deck, an exhaust channel penetrating through the exhaust pipe is formed in the exhaust pipe from top to bottom, a floating ball is arranged at the end of the exhaust pipe and located in the exhaust chamber, and an anti-collision block used for protecting the floating ball is arranged at the position, located above the floating ball, of the exhaust pipe. And a buffer device for reducing the impact of the floating ball is arranged in the water inlet channel.

Description

TECHNICAL FIELD

[0001] The utility model relates to valve technical field, especially high performance anti -impact exhaust valve of high performance anti -impact exhaust valve of simple structure can resist impact, long service life. BACKGROUND

[0002] Exhaust valve is one of pipeline connection. The existing exhaust valve when using, many adopt lever and float ball to control the opening and closing of exhaust valve, although can satisfy the demand, but the lever and float ball type exhaust valve due to be impacted by the buoyancy of the exhaust valve outlet, float ball and gasket are easy to damage, affect the service life of exhaust valve.

[0003] In order to solve this problem, the utility model thus generates. UTILITY MODEL CONTENT

[0004] Therefore, in view of the above problems, the utility model provides a high performance anti -impact exhaust valve with simple structure, impact resistance and long service life.

[0005] To solve the above technical problems, the utility model takes the following solution: high performance anti -impact exhaust valve, including valve body, the valve cover on the valve body, the water inlet channel and the exhaust chamber in the valve body, exhaust pipe, the valve cover is equipped with sliding sleeve, the exhaust pipe is slidably arranged in the sliding sleeve, one end of the exhaust pipe is located in the exhaust chamber in the valve body, the other end of the exhaust pipe is arranged outside the valve cover, the exhaust pipe is provided with an exhaust passage penetrating the exhaust pipe from top to bottom, the exhaust pipe is provided with a float ball at the end and located in the exhaust chamber, the exhaust pipe is provided with a bumper above the float ball for protecting the float ball, the water inlet channel is provided with a buffer device for reducing the impact of the float ball.

[0006] Further improvement is that: the buffer device includes a buffer plate, the water inlet channel is provided with a water passing seat capable of passing water, the sliding rod is slidably arranged on the water passing seat, the buffer plate is arranged at the end of the sliding rod, the other end of the sliding rod is provided with a limiting plate, and the sliding rod is provided with an elastic element.

[0007] Further improvement is that: the valve cover is provided with a cover for covering the exhaust pipe, the cover is provided with an L-shaped exhaust pipe, the exhaust pipe outlet is downward, the exhaust pipe is provided with a connecting frame through a connecting device at the outlet, and the connecting frame is provided with a dust screen.

[0008] Further improvement is that: the connecting device includes a fixed rod, the connecting frame is provided with a fixed channel, the fixed rod is slidably arranged on the exhaust pipe and one end can penetrate into the fixed channel, the other end of the fixed rod penetrates out of the exhaust pipe, and the exhaust pipe is provided with a top device for pushing the fixed rod to abut against the fixed frame.

[0009] Further improvement is that the abutting device comprises a sliding plate, a first channel is formed in the exhaust pipe and the fixed rod penetrates through the first channel, the sliding plate is arranged on the fixed rod and located in the first channel, an abutting spring is sleeved on the fixed rod, one end of the abutting spring is connected with the sliding plate, and the other end of the abutting spring is connected with the inner wall of the first channel.

[0010] Further improvement is that a connecting pipe is further arranged, the connecting pipe is threadedly connected at the air outlet of the exhaust pipe, a rotating motor is fixedly arranged in the connecting pipe, a rotating shaft is connected with the rotating motor, a scraper is arranged on the rotating shaft, and the scraper abuts against the dustproof net.

[0011] Further improvement is that a limiting block is arranged at the end of the exhaust pipe and located in the cover.

[0012] Further improvement is that the elastic member is a buffer spring, the buffer spring is sleeved on the sliding rod, one end of the buffer spring abuts against the water passing seat, and the other end of the buffer spring abuts against the buffer plate.

[0013] By adopting the foregoing technical scheme, the beneficial effects of the utility model are as follows:

[0014] The structure is simple, the impact resistance is good, and the service life is long. When the buffer plate and the buffer spring are used, the water flow can be reduced in pressure, the water flow directly impacting on the floating ball is avoided, the floating ball is prevented from being damaged, the impact resistance of the floating ball is improved, and the service life is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 is a sectional structure schematic view of a high-performance impact-resistant exhaust valve according to an embodiment of the utility model.

[0016] Fig. 2 is an enlarged structure schematic view of A according to an embodiment of the utility model. DETAILED DESCRIPTION

[0017] The utility model will be further described in combination with the drawings and specific embodiments.

[0018] REFERENCE Figs. 1-2The utility model discloses a high -performance anti -impact exhaust valve, including the valve body 1, be located on the valve cover 2 of valve body 1, the water inlet channel 3 and the exhaust chamber 5 of being set up in valve body 1, exhaust pipe 7, the valve cover 2 is equipped with sliding sleeve 4, exhaust pipe 7 sliding is arranged in sliding sleeve 4, exhaust pipe 7 one end is located in the exhaust chamber 5 in valve body 1, exhaust pipe 7 another end is worn and is located outside valve cover 2, exhaust pipe 7 is set up from top to bottom exhaust passage 6 that penetrates exhaust pipe 7, the exhaust pipe 7 end is equipped with the float ball 9 and is located in exhaust chamber 5, the exhaust pipe 7 is located above float ball 9 and is equipped with the anti -collision block 8 for protecting float ball 9, the water inlet channel 3 is equipped with the buffer plate 24 of reducing the impact of float ball 9, the water inlet channel 3 inner wall is equipped with the water passing seat 21 that can be supplied to water flow, sliding rod 23 is slidingly arranged on the water passing seat 21, the buffer plate 24 is located at the end of sliding rod 23, the other end of sliding rod 23 is equipped with the limiting plate, the sliding rod 23 is equipped with buffer spring 22, buffer spring 22 is sleeved on sliding rod 23, one end of buffer spring 22 is in abutment with water passing seat 21, the other end of buffer spring 22 is in abutment with buffer plate 24. Wherein, when using, water flow enters the water inlet channel 3, first push buffer plate 24, compress buffer spring 22, thereby reducing the pressure of water flow, avoid water flow directly impacting on float ball 9, and make float ball 9 easily damaged. Then water flow drives float ball 9 to float, and float ball 9 drives exhaust pipe 7 to slide upwards, when reaching the top, anti -collision block 8 is in abutment with sliding sleeve 4, avoid float ball 9 impacting on sliding sleeve 4 or valve cover 2, thereby protecting float ball 9, further improve the impact resistance of float ball 9, further improve the service life of float ball 9. When exhaust, gas enters exhaust chamber 5, then enters exhaust pipe 7 from the lower end exhaust passage 6, then is discharged from the upper end exhaust passage 6, thereby discharging gas.

[0019] In order to prevent the external impurity dust from entering into the exhaust pipe 7 from the exhaust passage 6 and entering into the exhaust chamber 5, the cover 10 covering the exhaust pipe 7 is arranged on the valve cover 2, the L-shaped exhaust pipe 12 is arranged on the cover 10, the outlet of the exhaust pipe 12 is downward, the connecting frame 15 is arranged on the outlet of the exhaust pipe 12 through the connecting device, and the dust screen 16 is arranged in the connecting frame 15.

[0020] Specifically, the connecting device comprises a fixed rod 18 and a sliding plate 20, the connecting frame 15 is provided with a fixed channel, the fixed rod 18 is slidably arranged on the exhaust pipe 12 and can penetrate into the fixed channel at one end, the other end of the fixed rod 18 penetrates out of the exhaust pipe 12, the exhaust pipe 12 is provided with a first channel and the fixed rod 18 penetrates through the first channel, the sliding plate 20 is arranged on the fixed rod 18 and located in the first channel, the fixed rod 18 is sleeved with a stop spring 19, one end of the stop spring 19 is connected with the sliding plate 20, and the other end of the stop spring 19 is connected with the inner wall of the first channel. Wherein, after the cover 10 covers the exhaust pipe 7, dust and impurities can be prevented from entering the exhaust pipe 7, and the exhaust pipe 7 can be prevented from rusting, so that the exhaust is not affected. The dust screen 16 can filter dust and impurities, prevent dust and impurities from entering the cover 10 from the exhaust pipe 12, and further effectively isolate dust. When the dust screen 16 needs to be replaced, the fixed rod 18 is pulled out of the fixed channel, and then the dust screen 16 is directly taken down, and then a new dust screen 16 is replaced.

[0021] In order to improve the endurance of the dust screen 16, a connecting pipe 13 is further arranged, the connecting pipe 13 is threadedly connected to the exhaust pipe 12 at the air outlet, a rotating motor is fixedly arranged in the connecting pipe 13, a rotating shaft 14 is connected to the rotating motor, a scraper 17 is arranged on the rotating shaft 14, and the scraper 17 abuts against the dust screen 16.

[0022] In order to further protect the floating ball 9, the exhaust pipe 7 is provided with a limiting block 11 at the end, and the limiting block 11 is located in the cover 10. The limiting block 11 can limit the downward movement of the exhaust pipe 7, so that the floating ball 9 does not collide with the bottom of the exhaust chamber 5 when moving downward, thereby better protecting the floating ball 9.

[0023] The basic principles and main features of the utility model and its advantages are shown and described above, and those skilled in the art should understand that the utility model is not limited by the above examples, and the above examples and descriptions are only to illustrate the principles of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model. The utility model falls within the scope of the utility model claimed, and the scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A high performance impact resistant exhaust valve comprising a valve body, a valve head disposed on the valve body, a water inlet passage and an exhaust chamber formed in the valve body, characterized in that: Also include exhaust pipe, the valve cover is provided with a sliding sleeve, the exhaust pipe is slidably arranged in the sliding sleeve, one end of the exhaust pipe is located in the exhaust chamber inside the valve body, the other end of the exhaust pipe is arranged outside the valve cover, the exhaust pipe is provided with an exhaust passage from top to bottom, the end of the exhaust pipe is provided with a float ball and is located in the exhaust chamber, the exhaust pipe is provided with a bumper above the float ball for protecting the float ball, the water inlet channel is provided with a buffer device for reducing the impact of the float ball.

2. The high performance impact resistant exhaust valve of claim 1, wherein: The buffer device includes a buffer plate, the water inlet channel inner wall is provided with a water passing seat capable of passing water flow, the water passing seat is slidably provided with a sliding rod, the buffer plate is arranged at the end of the sliding rod, the other end of the sliding rod is provided with a limiting plate, and the sliding rod is provided with an elastic element.

3. The high performance impact resistant exhaust valve of claim 1, wherein: The valve cover is provided with a cover for covering the exhaust pipe, the cover is provided with an L-shaped exhaust pipe, the exhaust pipe gas outlet is downward, the exhaust pipe is provided with a connecting frame at the gas outlet through a connecting device, and the connecting frame is provided with a dust screen.

4. The high performance impact resistant exhaust valve of claim 3, wherein: The connecting device includes a fixed rod, the connecting frame is provided with a fixed channel, the fixed rod is slidably arranged in the exhaust pipe and one end of the fixed rod can penetrate into the fixed channel, the other end of the fixed rod penetrates out of the exhaust pipe, and the exhaust pipe is provided with a stop device for pushing the fixed rod to abut against the fixed frame.

5. The high performance impact resistant exhaust valve of claim 4, wherein: The stop device includes a sliding plate, the exhaust pipe is provided with a first channel and the fixed rod penetrates through the first channel, the sliding plate is arranged on the fixed rod and located in the first channel, the fixed rod is provided with an abutting spring, one end of the abutting spring is connected with the sliding plate, and the other end of the abutting spring is connected with the inner wall of the first channel.

6. The high performance impact resistant exhaust valve of claim 3, wherein: Also include a connecting pipe, the connecting pipe is threadedly connected at the gas outlet of the exhaust pipe, the connecting pipe is fixedly provided with a rotating motor, the rotating motor is connected with a rotating shaft, the rotating shaft is provided with a scraper, and the scraper abuts against the dust screen.

7. The high performance impact resistant exhaust valve of claim 1, wherein: The end of the exhaust pipe is provided with a limiting block, and the limiting block is located in the cover.

8. The high performance impact resistant exhaust valve of claim 2, wherein: The elastic element is a buffer spring, the buffer spring is sleeved on the sliding rod, one end of the buffer spring abuts against the water passing seat, and the other end of the buffer spring abuts against the buffer plate.

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