CN210830696U - Air inlet and outlet valve liner cavity and air inlet and outlet valve formed by same - Google Patents

Air inlet and outlet valve liner cavity and air inlet and outlet valve formed by same Download PDF

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Publication number
CN210830696U
CN210830696U CN201921943140.7U CN201921943140U CN210830696U CN 210830696 U CN210830696 U CN 210830696U CN 201921943140 U CN201921943140 U CN 201921943140U CN 210830696 U CN210830696 U CN 210830696U
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CN
China
Prior art keywords
floating ball
floater
air inlet
outlet valve
outer barrel
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CN201921943140.7U
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Chinese (zh)
Inventor
隋春升
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Kuitun Nite Valve Technology Co ltd
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Kuitun Nite Valve Technology Co ltd
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/18—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float
    • F16K31/20—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float actuating a lift valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • F16K1/34—Cutting-off parts, e.g. valve members, seats
    • F16K1/36—Valve members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/02—Construction of housing; Use of materials therefor of lift valves

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Self-Closing Valves And Venting Or Aerating Valves (AREA)

Abstract

The utility model discloses a discharge valve that air inlet and outlet valve courage chamber and constitute, air inlet and outlet valve courage chamber include outer bucket (1) of floater, floater (4), fence hole (2), blank pressing (3), gas hood (8), gas hood fixed column (6) and end opening (5), its characterized in that: the inner wall of the outer barrel (1) of the floating ball is provided with vertical convex edges (7), and at least 3 convex edges (7) are arranged on the inner wall of the outer barrel (1) of the floating ball. Compared with the prior art, the utility model discloses in the exhaust, not only can prevent that carminative initial stage from producing powerful air current and leading to the floater by too early jack-up in the floater lower part of the outer bucket inner chamber of floater, especially can prevent that the clearance between the outer bucket of floater and floater from being lived by debris or incrustation, greatly reduced discharge valve's fault rate, increase of service life.

Description

Air inlet and outlet valve liner cavity and air inlet and outlet valve formed by same
Technical Field
The utility model relates to an air inlet and outlet valve liner cavity and an air outlet valve composed of the air inlet and outlet valve liner cavity.
Background
The inside of conduit often has the air, under the combined action of rivers and air current, the pipe explosion often can take place, in addition, what a lot of conduit adopted is the PVC pipe, when the water consumption is too big, because intraductal negative pressure effect, inhale the pipeline very easily and flatten, take place to warp or break, these all take place the large tracts of land very easily and cut off water, not only influence people's normal life, still consume a large amount of manpower, the material resources are salvageed, this all has brought very big problem for normal water supply.
The Chinese patent application publication No. CN 104613207A discloses a "pipeline exhaust valve", in which a valve body is mounted at the end of a drain pipe, a water inlet and a water outlet connected with the end of the drain pipe are arranged at the lower part of the pipeline exhaust valve, the pipeline exhaust valve comprises a gas collecting device and a buoy exhaust device which are arranged in the valve body, the gas collecting device is arranged at the lower part of the valve body, the buoy exhaust device is arranged at the upper part of the gas collecting device, the pipeline exhaust valve can be designed into a whole by gas collecting and exhausting, and a gas collecting circular ring is arranged in the valve to concentrate and exhaust bubbles in water flow passing through the valve, but the exhaust valve adopts the principle of a buoy and a lever, so that the condition of failure is easy to occur, in addition, when the air flow in the pipe is too large, the buoy is easy to be directly blown up to block the exhaust port, and because the internal and external pressure differences are too, the exhaust port cannot be opened, so that the exhaust function cannot be achieved, and the reliability is poor.
Chinese patent CN 206093156U discloses an "automatic air intake and exhaust valve for pipeline", wherein a ball outer barrel with a cavity is arranged in a valve body, a floating ball is arranged in the ball outer barrel, and a barrier hole is arranged at the upper part of the wall of the ball outer barrel, so that the inner cavity of the ball outer barrel is communicated with the outer barrel, thereby preventing the floating ball from being jacked up too early due to strong airflow generated at the lower part of the floating ball in the inner cavity of the ball outer barrel during the initial stage of exhaust. However, in practical use, especially after a period of use, the gap between the floating ball and the outer barrel of the floating ball is rusted by impurities or scale, which easily causes the exhaust valve to fail.
Disclosure of Invention
The utility model aims to solve the technical problem that an inlet and exhaust valve courage chamber is provided, can not only prevent that carminative initial stage from producing powerful air current and leading to the floater by too early jack-up in the floater lower part of outer bucket inner chamber of floater, can prevent moreover that the clearance between the outer bucket of floater and floater is rusted by debris or incrustation scale, improves the inlet and exhaust valve courage chamber of security greatly.
In order to solve the technical problem, the utility model discloses a technical scheme is: including outer bucket (1) of floater, floater (4), fence hole (2), blank pressing (3), gas hood (8), gas hood fixed column (6) and end opening (5), its characterized in that: the inner wall of the outer barrel (1) of the floating ball is provided with vertical convex edges (7), and at least 3 convex edges (7) are arranged on the inner wall of the outer barrel (1) of the floating ball.
Further, the convex rib (7) is preferably one of a vertical plate-shaped rib or a bending of the floating ball outer barrel (1) body, and is most preferably a vertical plate-shaped rib.
As a further improvement, the gas hood (8) is a discus-shaped body with the edge provided with a gas hood butterfly-shaped edge which is turned outwards or the upper surface and the lower surface of the discus-shaped body which are both arc-shaped and convex, and the bottom opening (5) is a hole from the diameter of the gas hood (8) to one half of the diameter of the gas hood (8).
And furthermore, an adjusting mechanism adaptive to the external pressure is arranged in the floating ball (4), the adjusting mechanism is a piston-shaped mechanism arranged in the inner cavity of the floating ball (4), the piston-shaped mechanism comprises a piston cylinder (4-2) and a piston (4-4) in the piston cylinder (4-2), an inner air hole (4-1) is formed in the piston cylinder (4-2) on the inner side of the piston (4-4), the piston cylinder (4-2) on the inner side of the piston (4-4) is communicated with the inner cavity of the floating ball (4), and an outer air hole (4-5) is formed in the piston cylinder (4-2) on the outer side of the piston (4-4) or the floating ball (4), so that the piston cylinder (4-2) on the outer side of the piston (4-4) is communicated with a space outside the floating ball (4).
Or the adjusting mechanism is a balloon-shaped mechanism arranged in the inner cavity of the floating ball (4), the balloon-shaped mechanism comprises a spherical bag body (4-7) with elasticity, the spherical bag body (4-7) is a spherical rubber bag body or a hemispherical crown-shaped rubber sheet, and the edge of the hemispherical crown-shaped rubber sheet is connected to the inner wall of the floating ball (4), so that the hemispherical crown-shaped rubber sheet and the inner wall of the floating ball (4) form an inflatable cavity.
Furthermore, a balancing weight (10) is preferably arranged at the bottom in the floating ball (4), so that the stability of the floating ball is better.
Furthermore, a spring (4-3) for resetting the piston (4-4) is arranged on the piston cylinder (4-2) at the inner side of the piston (4-4).
Still further, it is preferable that a partition (4-9) is provided in the space inside the floating ball (4), and the partition (4-9) partitions at least one space independent of the adjusting mechanism inside the floating ball (4).
Furthermore, an upward floating ball needle (11) is arranged at the top of the floating ball (4), and a needle point (12) is arranged at the top end of the floating ball needle (11), so that the exhaust valve is more suitable for being used as a small exhaust valve.
Furthermore, a floating ball waist ring (13) which is a horizontal plane is arranged on the outer side of the middle part of the floating ball (4), so that the stability of the floating ball is further improved.
Compared with the prior art, the utility model discloses use in discharge valve, not only can prevent that carminative initial stage from producing powerful air current and leading to the floater by too early jack-up in the floater lower part of outer bucket inner chamber of floater, especially can prevent that the clearance between the outer bucket of floater and floater from being lived by debris or incrustation scale, greatly reduced discharge valve's fault rate, increase of service life.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.
Fig. 2 is a schematic structural view of the section of fig. 1A-a.
Fig. 3 is a schematic structural diagram of embodiment 2 of the present invention.
Fig. 4 is a schematic structural diagram of embodiment 3 of the present invention.
Fig. 5 is a schematic top view of fig. 4.
Fig. 6 is a schematic structural diagram of embodiment 4 of the present invention.
Fig. 7 is a schematic structural diagram of embodiment 5 of the present invention.
Fig. 8 is a schematic structural view of embodiment 6 of the present invention.
Fig. 9 is a schematic structural view of embodiment 7 of the present invention.
Fig. 10 is a schematic structural view of embodiment 8 of the present invention.
Shown in the figure: the device comprises a floating ball outer barrel 1, a barrier hole 2, a blank holder 3, a floating ball 4, an inner hole 4-1, a piston cylinder 4-2, a spring 4-3, a piston 4-4, an outer air hole 4-5, a spherical bag body 4-7, a fixing piece 4-8, a partition plate 4-9, a bottom opening 5, an air cover fixing column 6, a convex edge 7, an air cover 8, a vertical exhaust hole 9, a balancing weight 10, a floating ball needle 11, a needle point 12, a floating ball waist ring 13, a valve body 14, a valve cover 15, a valve column 16, a first exhaust hole 17, a protective cover 18, a second exhaust hole 19 and a sealing cushion 20.
Detailed Description
Example 1: refer to fig. 1 and 2, do the utility model discloses embodiment 1's structural schematic diagram, including outer bucket 1 of floater, floater 4, fence hole 2, blank pressing 3, gas hood 8, gas hood fixed column 6 and end mouth 5, its characterized in that: the inner wall of the outer barrel 1 of the floating ball is provided with a vertical convex edge 7, the convex edge 7 is a plurality of bends on the periphery of the body wall of the outer barrel 1 of the floating ball, the gas hood 8 is a discus-shaped body, the edge of the discus-shaped body is provided with a gas hood butterfly-shaped edge which turns outwards or the upper surface and the lower surface of the discus-shaped body are both convex in arc surfaces, and the bottom opening 5 is a hole slightly smaller than the diameter of the gas hood 8.
When the negative pressure is applied, gas can rapidly enter or overflow through the bottom opening 5 at the bottom of the outer floating ball barrel and the barrier holes 2 on the outer floating ball barrel 1, when the gas is discharged, the gas can be blocked from blowing into the bottom opening 5, the top end of the outer floating ball barrel 1 is provided with the blank holder 3 which can be used for fixing the outer floating ball barrel 1, and the barrier holes 2 are arranged on the side surface of the upper part of the outer floating ball barrel 1 and used for gas inlet and outlet.
Because the inner wall of the outer barrel 1 of the floating ball is provided with the vertical convex edge 7, a certain distance is ensured between the outer barrel 1 of the floating ball and the floating ball 4, the contact surface between the inner wall of the outer barrel 1 of the floating ball and the floating ball 4 is greatly reduced, the blockage is not easy, the sensitivity of the reaction is greatly improved, and the upward thrust of gas to the floating ball 4 during instantaneous exhaust can be reduced.
Example 2: referring to fig. 3, in order to show the structure of embodiment 2 of the present invention, compared with embodiment 1, embodiment 2 is different in that: vertical holes 9 are further formed between the fence holes 2, air intake and exhaust are larger, a balancing weight 10 is arranged at the bottom of the inner side of the floating ball 4, and a floating ball waist ring 13 is arranged in the middle of the outer side of the floating ball 4, so that the stability of the floating ball 4 can be enhanced. The top outside of floater 4 is equipped with floater needle 11, is equipped with needle point 12 on floater needle 11's top, is fit for small-size discharge valve more and uses, and floater needle 11 can directly be used for the air inlet and outlet hole of shutoff valve body top, in addition, is equipped with the floater waist ring 13 that is the horizontal plane in the middle part outside of floater 4, has further improved the stability of floater.
Example 3: referring to fig. 4 and 5, a schematic structural diagram of embodiment 3 of the present invention is shown, and compared with the previous embodiment, embodiment 3 is different in that: the bead 7 be vertical plate-shaped stupefied strip, set up 8 vertical plate-shaped stupefied strips on the outer barrel 1 inner wall of floater a week altogether to this vertical plate-shaped stupefied strip extends to the end mouth 5 department of bottom from the middle part of the outer barrel 1 inner wall of floater.
Example 4: referring to fig. 6, a schematic structural diagram of embodiment 4 of the present invention is shown, and compared with the previous embodiments, embodiment 4 is different in that: the 3 bends of the external 1 body of 7 floater of bead.
Example 5: referring to fig. 7, a schematic structural diagram of embodiment 5 of the present invention is shown, and compared with the previous embodiment, embodiment 5 is different in that: for the example of the air inlet and outlet valve liner cavity, the air inlet and outlet valve liner cavity is applied to a valve, the air inlet and outlet valve liner cavity is installed in a valve body 14 and fixed through a valve cover 15, a rubber sealing pad 20 is arranged between the valve cover 15 and the valve body 14, a valve cylinder 16 and a protective cover 18 are arranged on the valve cover 15, the valve cylinder 16 is provided with a first exhaust hole 17, and a second exhaust hole 19 is arranged on the protective cover 18.
Example 6: referring to fig. 8, a schematic structural diagram of embodiment 6 of the present invention is shown, and compared with the previous embodiments, embodiment 6 is different in that: an adjusting mechanism which is adapted to the external pressure is arranged in the floating ball 4, the adjusting mechanism comprises a piston-shaped mechanism which is arranged in the inner cavity of the floating ball 4, the piston-shaped mechanism comprises a piston cylinder 4-2 and a piston 4-4 in the piston cylinder 4-2, an inner air hole 4-1 is arranged on the piston cylinder 4-2 at the inner side of the piston 4-4, so that the piston cylinder 4-2 at the inner side of the piston 4-4 is communicated with the inner cavity of a floating ball 4, an outer air hole 4-5 is arranged on the piston cylinder 4-2 at the outer side of the piston 4-4 or the floating ball 4, so that the piston cylinder 4-2 at the outer side of the piston 4-4 is communicated with the space outside the floating ball 4, the bottom in the floating ball 4 is provided with a balancing weight 10, the stability of the floating ball is better, and a spring 4-3 for resetting the piston 4-4 is arranged on the piston cylinder 4-2 at the inner side of the piston 4-4.
The pressure-adaptive adjusting mechanism in the embodiment can be suitable for long distance, particularly in a liquid conveying pipeline with large drop: when the fall is large, the floating ball of the exhaust valve on the low level surface is often subjected to huge pressure, the pressure-adaptive adjusting mechanism can greatly reduce the gas space in the floating ball, the gas density is increased, and then along with larger pressure, when the pressure is relieved, the gas space in the floating ball can be automatically expanded to adapt to the change of the pressure.
Example 7: referring to fig. 9, which is a schematic structural diagram of embodiment 7 of the present invention, compared with the previous embodiments, the difference of this embodiment is: the floating ball 4 is formed by combining two hemispherical shells, the adjusting mechanism is a balloon-shaped mechanism arranged in an inner cavity of the floating ball 4, the balloon-shaped mechanism comprises a balloon body 4-7 with elasticity, the balloon body 4-7 is a hemispherical crown-shaped rubber sheet, the edge of the hemispherical crown-shaped rubber sheet is connected to the inner wall of the floating ball 4 through a fixing piece 4-8, so that the hemispherical crown-shaped rubber sheet and the inner wall of the floating ball 4 form an inflated cavity, and a balancing weight 10 is arranged at the bottom in the floating ball 4.
Example 8: referring to fig. 10, which is a schematic structural diagram of embodiment 8 of the present invention, compared with the previous embodiment, the difference of this embodiment is: the space in the inner cavity of the floating ball 4 is provided with a clapboard 4-9, and the clapboard 4-9 separates a plurality of spaces independent of the adjusting mechanism in the floating ball 4.
The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the spirit and scope of the invention.

Claims (5)

1. The utility model provides an inlet and exhaust valve courage chamber, includes that the floater is outer, bucket (1), floater (4), fence hole (2), blank holder (3), gas hood (8), gas hood fixed column (6) and end opening (5), its characterized in that: the inner wall of the outer barrel (1) of the floating ball is provided with vertical convex edges (7), and at least 3 convex edges (7) are arranged on the inner wall of the outer barrel (1) of the floating ball.
2. The air intake/exhaust valve chamber according to claim 1, wherein: the convex edge (7) is one of a vertical plate-shaped ridge or a bending of the floating ball outer barrel (1) body.
3. The air intake/exhaust valve chamber according to claim 1 or 2, wherein: the bottom opening (5) is a hole from the diameter of the gas hood (8) to one half of the diameter of the gas hood (8).
4. The air intake/exhaust valve chamber according to claim 1 or 2, wherein: the floating ball (4) is provided with a balancing weight (10) at the bottom, an upward floating ball needle (11) is arranged at the top of the floating ball (4), and a needle point (12) is arranged at the top end of the floating ball needle (11).
5. An intake and exhaust valve comprising a valve body (14), characterized in that: the valve body (14) is provided with the air inlet/outlet valve chamber of any one of claims 1-4.
CN201921943140.7U 2019-10-11 2019-11-11 Air inlet and outlet valve liner cavity and air inlet and outlet valve formed by same Active CN210830696U (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201910965207 2019-10-11
CN2019109652075 2019-10-11

Publications (1)

Publication Number Publication Date
CN210830696U true CN210830696U (en) 2020-06-23

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ID=69214930

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201911092924.8A Pending CN110715104A (en) 2019-10-11 2019-11-11 Air inlet and outlet valve liner cavity and air inlet and outlet valve formed by same
CN201921943140.7U Active CN210830696U (en) 2019-10-11 2019-11-11 Air inlet and outlet valve liner cavity and air inlet and outlet valve formed by same

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN201911092924.8A Pending CN110715104A (en) 2019-10-11 2019-11-11 Air inlet and outlet valve liner cavity and air inlet and outlet valve formed by same

Country Status (1)

Country Link
CN (2) CN110715104A (en)

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Publication number Publication date
CN110715104A (en) 2020-01-21

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