CN211203105U - Accurate two waterproof hammer air valves of regulation and control - Google Patents
Accurate two waterproof hammer air valves of regulation and control Download PDFInfo
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- CN211203105U CN211203105U CN201921919068.4U CN201921919068U CN211203105U CN 211203105 U CN211203105 U CN 211203105U CN 201921919068 U CN201921919068 U CN 201921919068U CN 211203105 U CN211203105 U CN 211203105U
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Abstract
The utility model relates to the technical field of valves, in particular to a precise double-regulation waterproof hammer air valve, which comprises a valve seat, an exhaust seat and an air inlet cover which are sequentially arranged from bottom to top, wherein the exhaust seat is connected at the upper end of the valve seat, a cavity which runs through two ends is arranged in the valve seat, a floating ball is arranged in the cavity, an air inlet and outlet port is arranged at the upper part of the exhaust seat, a valve core is arranged at the air inlet and outlet port, an upper guide rod and a lower guide rod are symmetrically arranged on the upper side and the lower side of the valve core, the upper guide rod and the lower guide rod are both vertically connected with the valve core, the air inlet cover is in non-contact connection with the exhaust seat through a support rod, the lower end of the air inlet cover is provided with a spring, one end of the spring is propped against the lower surface of the upper guide rod, the other end of the spring is propped against, the valve core can move in two directions, and can suck air at a high speed and exhaust air at a high speed.
Description
Technical Field
The utility model relates to the technical field of valves, concretely relates to accurate two regulation and control water hammer air valve.
Background
The water hammer phenomenon can cause household pipeline system and angle valve, the steel wire hose, the breakage of water facilities such as a water purifier and the like, the joint falls off, the water hammer happens repeatedly and can accelerate the pipeline and age the water facilities too fast, so that serious water leakage loss is caused, most of the existing air valves are simple in structure, the air is generally led in and exhausted at high speed through a valve ball and a valve port, the effect of adjusting the pressure difference inside and outside the pipeline is realized, the pressure regulation is not accurate enough, the air intake is insufficient, and the exhaust is not clean enough.
SUMMERY OF THE UTILITY MODEL
For solving the problem that the waterproof hammer air valve exists among the prior art, the utility model provides an accurate two waterproof hammer air valves of accent accuse.
The utility model discloses a following technical scheme realizes: an accurate double-regulation water hammer prevention air valve comprises a valve seat, an exhaust seat and an air inlet cover which are sequentially arranged from bottom to top, wherein the lower end of the valve seat is connected with a water pipeline through a flange, the exhaust seat is detachably connected at the upper end of the valve seat, a first sealing ring is arranged at the joint of the valve seat and the exhaust seat, a cavity penetrating through two ends is arranged in the valve seat, a floating ball is arranged in the cavity, the position of the floating ball corresponds to the position of an upper port of the cavity, the diameter of the upper port of the cavity is smaller than that of a valve ball, a large-sized exhaust port, a medium-sized exhaust port and a small-sized exhaust port are arranged on the upper end surface of the exhaust seat, valve cores are arranged in the large-sized exhaust port, the medium-sized exhaust port and the small-sized exhaust port, at least one upper guide rod and one lower guide rod are arranged, the lower end of the air inlet cover is provided with a first guide groove, a first spring is arranged in the first guide groove, one end of the first spring is propped against the lower surface of the air inlet cover, the other end of the first spring is propped against the upper end of an upper guide rod, the upper guide rod is partially arranged in the first guide groove, the minimum stroke of the upward movement of the upper guide rod can ensure that the valve core is driven to enable the lower end of the valve core to be completely separated from a contacted air outlet, a cross beam is arranged in an air exhaust seat, the upper end of the cross beam is provided with a second guide groove, a second spring is arranged in the second guide groove, one end of the second spring is propped against the upper end face of the cross beam, the other end of the second spring is propped against the lower end of a lower guide rod, the lower guide rod is partially arranged in the second guide groove, the minimum stroke of the downward movement of the lower guide rod can ensure.
Further, when the upper guide bar moves upward, the lower guide bar is not separated from the second guide groove all the time, and when the lower guide bar moves downward, the upper guide bar is not separated from the first guide groove 13 all the time.
Furthermore, the crossbeam passes through the connecting rod and is connected with the inner wall of exhaust seat.
Furthermore, the vertical section curve at the upper port of the cavity is in an outward-expanding arc shape which is turned upwards.
Furthermore, the air inlet cover is detachably connected to the exhaust seat through a support rod, and a second sealing ring is arranged at the joint of the support rod and the exhaust seat.
The beneficial effects of the utility model reside in that, the utility model discloses simple structure is stable, establishes the gas vent into big, well, three kinds of type gas vents for a short time, has guaranteed to admit air sufficiently, and it is clean to exhaust, and air current discharge is even stable gradually simultaneously, is favorable to prolonging the life of air valve.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the exhaust seat of the present invention;
fig. 3 is a top view of the cross beam of the present invention;
1: valve seat, 2: exhaust seat, 3: air inlet cover, 4: a floating ball and 5: valve core, 6: flange, 8: second seal ring, 9: first spring, 10: upper guide rod, 11: cavity, 12: supporting rod, 13: first guide groove, 14: second guide groove, 15: second spring, 16: lower guide bar, 17: large exhaust port, 18: medium-sized exhaust port, 19: small vent, 20: cross member, 21: a connecting rod.
Detailed Description
The present invention is further described in conjunction with the following embodiments, which are only a part of the embodiments of the present invention, but not all embodiments, and other embodiments obtained by those skilled in the art without creative efforts based on the embodiments of the present invention all belong to the protection scope of the present invention.
An accurate double-regulation water hammer prevention air valve comprises a valve seat 1, an exhaust seat 2 and an air inlet cover 3 which are sequentially arranged from bottom to top, wherein the lower end of the valve seat 1 is connected with a water pipeline through a flange 6;
the exhaust seat 2 is detachably connected to the upper end of the valve seat 1, a first sealing ring 7 is arranged at the joint of the valve seat 1 and the exhaust seat 2, a cavity 11 penetrating through two ends is arranged in the valve seat 1, a floating ball 4 is arranged in the cavity 11, and the position of the floating ball corresponds to the position of an upper port of the cavity 11;
the diameter of the upper port of the cavity 11 is smaller than that of the valve ball 4;
the upper end surface of the exhaust seat 2 is provided with a large exhaust port 17, a medium exhaust port 18 and a small exhaust port 19, the large exhaust port 17, the medium exhaust port 18 and the small exhaust port 19 are all internally provided with a valve core 5, the valve core 5 is provided with a plurality of upper guide rods 10 and lower guide rods 16, the upper guide rods 10 and the lower guide rods 16 are symmetrically arranged at the upper side and the lower side of the valve core 5, and the upper guide rods 10 and the lower guide rods 16 are vertically connected with the valve core 5;
the air inlet cover 3 is detachably connected to the exhaust seat 2 through a support rod 12, a second sealing ring 8 is arranged at the joint of the support rod 12 and the exhaust seat 2, and the air inlet cover 3 is not in contact with the exhaust seat 2;
the lower end of the air inlet cover 3 is provided with a first guide groove 13, a first spring 9 is arranged in the first guide groove 13, one end of the first spring 9 is propped against the lower surface of the air inlet cover 3, the other end of the first spring is propped against the upper end of an upper guide rod 10, the upper guide rod 10 is partially arranged in the first guide groove 13, and the minimum upward movement stroke of the upper guide rod 10 can ensure that the valve core 5 is driven to enable the lower end of the valve core 5 to be completely separated from the contacted exhaust port;
a cross beam 20 is arranged in the exhaust seat 2, a second guide groove 14 is arranged at the upper end of the cross beam 20, a second spring 15 is arranged in the second guide groove 14, one end of the second spring 15 is propped against the upper end surface of the cross beam 20, the other end of the second spring is propped against the lower end of a lower guide rod 16, the lower guide rod 16 is partially arranged in the second guide groove 14, and the minimum stroke of downward movement of the lower guide rod 16 can ensure that the valve core 5 is driven to enable the upper end of the valve core 5 to be completely separated from a contact exhaust port;
when the upper guide rod 10 moves upwards, the lower guide rod 16 cannot be separated from the second guide groove 14 all the time;
when the lower guide rod 16 moves downwards, the upper guide rod 10 can not be separated from the first guide groove 13 all the time;
when the pressure in the air valve is close to the external atmospheric pressure, the valve core 5 is positioned at the position for sealing the corresponding exhaust port;
the beam 20 is connected with the inner wall of the exhaust seat 2 through a connecting rod 21;
the vertical section curve at the upper port of the cavity 11 is in an outward-expanding arc shape which is turned upwards.
When the pressure inside the system is higher than the external pressure and the internal and external pressure difference is larger, the internal pressure exerts upward impulsive force on the valve core 5 to extrude the first spring 9, the valve core 5 moves upwards, the large-sized exhaust port 17, the medium-sized exhaust port 18 and the small-sized exhaust port 19 are all opened, the air inside the system is quickly exhausted through the large-sized exhaust port 17, the medium-sized exhaust port 18 and the small-sized exhaust port 19, when the air is exhausted to a certain amount, the internal and external pressure difference inside the system is not enough to push the valve core inside the large-sized exhaust port 17 to move upwards and fall back into the large-sized exhaust port 17, the large-sized exhaust port 17 is sealed and does not exhaust any more, but the internal and external pressure difference inside the system is still enough to push the valve core inside the medium-sized exhaust port 18 and the small-sized exhaust port 19 to, the valve core in the medium-sized exhaust port 18 falls back into the medium-sized exhaust port 18, the medium-sized exhaust port 18 is sealed and does not exhaust any more, but the internal and external pressure difference of the system still can push the valve core in the small-sized exhaust port 19 to move upwards, the system enters a micro-speed exhaust state until air in the pipe is exhausted, the internal and external pressure difference of the system tends to be balanced, a water body enters the cavity 11, the floating ball 4 is supported to the upper port of the cavity 11, the first spring 9 pushes the valve core in the small-sized exhaust port 19 to fall back to the air inlet;
when negative pressure is formed in the system, the external pressure is greater than the internal pressure, and the internal and external pressure difference is large, the external air pressure and the valve core 5 are combined to press down the second spring 15, the valve core 5 moves downwards, the large-sized exhaust port 17, the medium-sized exhaust port 18 and the small-sized exhaust port 19 are all opened, air enters rapidly, when the air enters a certain amount, the internal and external pressure difference of the system is not enough to push the valve core in the large-sized exhaust port 17 to move downwards to fall back into the large-sized exhaust port 17, the large-sized exhaust port 17 is sealed and does not feed air, but the internal and external pressure difference of the system is still enough to push the valve core in the medium-sized exhaust port 18 and the small-sized exhaust port 19 to move downwards, the system enters a medium-speed air feeding state, when the air is continuously discharged to a certain amount, the internal, the middle-sized exhaust port 18 is sealed and does not intake air any more, but the pressure difference between the inside and the outside of the system is still enough to push the valve core in the small-sized exhaust port 19 to move downwards, the system enters a micro-speed air intake state, the pressure difference between the inside and the outside of the system tends to be balanced, the second spring 15 pushes the valve core in the small-sized exhaust port 19 to fall back to the small-sized exhaust port 19, and air.
The above embodiments are only the technical conception and the characteristics of the present invention, and the protection scope of the present invention cannot be limited thereby, and all equivalent changes or decorations made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides an accurate two regulation and control water hammer air valve, includes by lower supreme disk seat, exhaust seat, the inlet cover that sets gradually, the lower extreme of disk seat passes through the flange and is connected with conduit, and the upper end at the disk seat can be dismantled to the exhaust seat, and the disk seat is equipped with first sealing washer with the department of meeting of exhaust seat, is equipped with the cavity that runs through both ends in the disk seat, is equipped with the floater in the cavity, and the floater position is less than the diameter of valve ball, its characterized in that with the corresponding cavity upper port aperture in the upper port position of cavity: the upper end surface of the exhaust seat is provided with a large-scale exhaust port, a medium-scale exhaust port and a small-scale exhaust port, the large-scale exhaust port, the medium-scale exhaust port and the small-scale exhaust port are internally provided with valve cores, each valve core is provided with at least one upper guide rod and one lower guide rod, the upper guide rods and the lower guide rods are symmetrically arranged at the upper side and the lower side of the valve core, the upper guide rods and the lower guide rods are vertically connected with the valve cores, the air inlet cover is not in contact connection with the exhaust seat, the lower end of the air inlet cover is provided with a first guide groove, a first spring is arranged in the first guide groove, one end of the first spring is propped against the lower surface of the air inlet cover, the other end of the first spring is propped against the upper end of the upper guide rod, the upper guide rod is partially arranged in the first guide groove, the minimum stroke of the upward movement of the upper, one end of the second spring is propped against the upper end face of the cross beam, the other end of the second spring is propped against the lower end of the lower guide rod, the lower guide rod is partially arranged in the second guide groove, the minimum stroke of downward movement of the lower guide rod can ensure that the valve core is driven to enable the upper end of the valve core to be completely separated from the contacted exhaust port, and when the pressure in the air valve is close to the external atmospheric pressure, the valve core is positioned at the position for sealing the corresponding exhaust port.
2. The precision dual-modulation waterproof hammer air valve according to claim 1,
when the upper guide rod moves upwards, the lower guide rod can not be separated from the second guide groove all the time, and when the lower guide rod moves downwards, the upper guide rod can not be separated from the first guide groove all the time.
3. The precision dual-modulation waterproof hammer air valve according to claim 1,
the crossbeam passes through the connecting rod and is connected with the inner wall of exhaust seat.
4. The precision dual-modulation waterproof hammer air valve according to claim 1,
the vertical section curve at the upper port of the cavity is in an outward-expanding arc shape which is turned upwards.
5. The precision dual-modulation waterproof hammer air valve according to claim 1,
the air inlet cover is detachably connected to the exhaust seat through a support rod, and a second sealing ring is arranged at the joint of the support rod and the exhaust seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921919068.4U CN211203105U (en) | 2019-11-08 | 2019-11-08 | Accurate two waterproof hammer air valves of regulation and control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921919068.4U CN211203105U (en) | 2019-11-08 | 2019-11-08 | Accurate two waterproof hammer air valves of regulation and control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211203105U true CN211203105U (en) | 2020-08-07 |
Family
ID=71881742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921919068.4U Active CN211203105U (en) | 2019-11-08 | 2019-11-08 | Accurate two waterproof hammer air valves of regulation and control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211203105U (en) |
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2019
- 2019-11-08 CN CN201921919068.4U patent/CN211203105U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201225 Address after: Room 105, building 30 (C3), Zhongguancun Software Park, Xinwu District, Wuxi City, Jiangsu Province, 214135 Patentee after: Wuxi dijiayang Technology Co.,Ltd. Address before: 214029 ground floor, building B, No. 208, Chengnan Road, New District, Wuxi City, Jiangsu Province Patentee before: Wuxi jiaheyang Precision Machinery Co.,Ltd. |
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| TR01 | Transfer of patent right |