CN214466397U - Automatic air-filling valve - Google Patents
Automatic air-filling valve Download PDFInfo
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- CN214466397U CN214466397U CN202120308883.8U CN202120308883U CN214466397U CN 214466397 U CN214466397 U CN 214466397U CN 202120308883 U CN202120308883 U CN 202120308883U CN 214466397 U CN214466397 U CN 214466397U
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- valve body
- piston rod
- valve
- pressing
- gas filling
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Abstract
The utility model discloses an automatic add pneumatic valve, it includes: the valve body is provided with a pressing shell at the bottom, the pressing shell has elasticity, and the side wall of the valve body is provided with a valve body pipe communicated with the inside of the valve body pipe; the gas filling valve can be automatically opened, the gas filling valve extends into the valve body from the valve body pipe and is in threaded connection with the valve body pipe, a pressing piece is arranged at one end of the gas filling valve extending into the valve body, and when negative pressure is formed in the pressing shell or the valve body, the pressing piece can be pressed, and the gas filling valve is opened through the pressing piece. By adopting the design, the gas filling valve can be opened automatically and also can be opened manually, and the internal structure of the gas filling valve is simple and ingenious, and is convenient to produce, popularize and use.
Description
Technical Field
The utility model relates to an air entrainment valve field especially relates to an automatic air entrainment valve.
Background
The valve is a pipeline accessory used for opening and closing a pipeline, controlling the flow direction, adjusting and controlling parameters (temperature, pressure and flow) of a conveying medium, and can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. The traditional gas filling valve is divided into a manual control mode and an automatic control mode, wherein the manual control mode cannot be controlled automatically, and the automatic control mode cannot be controlled manually, so that the gas filling valve needs to be maintained or replaced when the gas filling valve breaks down.
Accordingly, there is a need for an automatic fill valve that addresses one or more of the problems set forth above.
SUMMERY OF THE UTILITY MODEL
For solving one or more problems that exist among the prior art, the utility model provides an automatic air adding valve.
The utility model discloses a reach the technical scheme that above-mentioned purpose adopted and be: an automatic refill valve, comprising:
the valve body is provided with a pressing shell at the bottom, the pressing shell has elasticity, and the side wall of the valve body is provided with a valve body pipe communicated with the inside of the valve body pipe; and
the gas filling valve can be automatically opened, the gas filling valve extends into the valve body through the valve body pipe and is in threaded connection with the valve body pipe, one end of the gas filling valve extending into the valve body is provided with a pressing piece, and the pressing piece can be pressed when a negative pressure is formed in the pressing shell or the valve body, and the gas filling valve is opened through the pressing piece.
In some embodiments, the bottom of the valve body is provided with a bottom cover in threaded connection with the valve body, a pressing hole matched with the pressing shell is formed in the center of the bottom cover, the bottom cover fixes the pressing shell in the bottom of the valve body, the top end of the valve body is provided with a gas channel, and a first annular convex body is arranged outside the gas channel.
In some embodiments, the valve body tube has internal threads on an inner wall thereof and external threads on an outer wall thereof.
In some embodiments, the fill valve comprises:
the left end of the first connecting pipe is in threaded connection with the valve body pipe;
the second connecting pipe is in threaded connection with the right end of the first connecting pipe, and an air outlet hole is formed in the second connecting pipe;
the right end of the sealing element is in threaded connection with the second connecting pipe, and the left end of the sealing element extends into the first connecting pipe and is subjected to sealing treatment, so that gas can only penetrate through the gas passing hole; and
the piston rod mechanism is arranged in the second connecting pipe and can block or release the air passing hole, and the pressing piece is connected with the right end of the piston rod mechanism in a buckling mode.
In some embodiments, two notches matched with the pressing piece are arranged on the side wall of the right end of the second connecting pipe, and a second annular convex body matched with the piston rod mechanism is further arranged in the right end of the second connecting pipe.
In some embodiments, the piston rod mechanism comprises:
a T-shaped piston rod, wherein the right end of the piston rod is provided with a thread;
the mounting seat is connected with the left end of the piston rod, and a mounting hole matched with the piston rod is formed in the mounting seat;
the sealing gasket is fixed in the mounting seat and is positioned on the left side of the piston rod;
the first mounting sleeve is sleeved on the piston rod and matched with the second annular convex body;
the second mounting sleeve is sleeved on the piston rod and positioned on the right side of the first mounting sleeve, and the pressing piece is inserted between the first mounting sleeve and the second mounting sleeve from the gap;
the nut is in threaded connection with the piston rod and is positioned on the right side of the second mounting sleeve; and
the spring is sleeved on the piston rod and located between the mounting seat and the second annular convex body, and the spring has an elastic action on the mounting seat and the second annular convex body respectively.
In some embodiments, the pressing member is "Y" shaped, and the pressing member is arc-shaped, one end of which is inserted into the notch, and the other end of which faces the pressing shell.
The utility model has the advantages that: compared with the prior art, the utility model discloses a: the valve body is provided with a pressing shell at the bottom, the pressing shell has elasticity, and the side wall of the valve body is provided with a valve body pipe communicated with the inside of the valve body pipe; the gas filling valve can be automatically opened, the gas filling valve extends into the valve body from the valve body pipe and is in threaded connection with the valve body pipe, a pressing piece is arranged at one end of the gas filling valve extending into the valve body, and when negative pressure is formed in the pressing shell or the valve body, the pressing piece can be pressed, and the gas filling valve is opened through the pressing piece. By adopting the design, the gas filling valve can be opened automatically and also can be opened manually, and the internal structure of the gas filling valve is simple and ingenious, and is convenient to produce, popularize and use.
Drawings
FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention;
FIG. 2 is a schematic view of another perspective of the preferred embodiment of the present invention;
FIG. 3 is a cross-sectional view of a preferred embodiment of the present invention;
FIG. 4 is a schematic structural view of a valve body according to a preferred embodiment of the present invention;
FIG. 5 is a schematic view of a pressing shell according to a preferred embodiment of the present invention;
FIG. 6 is a schematic structural view of an air-entrapping valve according to a preferred embodiment of the present invention;
FIG. 7 is an exploded view of the preferred embodiment of the present invention;
fig. 8 is a schematic structural view of a piston rod mechanism according to a preferred embodiment of the present invention;
FIG. 9 is a schematic structural view of a second connecting tube according to a preferred embodiment of the present invention;
FIG. 10 is a schematic view of a sealing member according to a preferred embodiment of the present invention;
FIG. 11 is a schematic view of a connecting member according to a preferred embodiment of the present invention;
FIG. 12 is an exploded view of a preferred embodiment of the connector of the present invention;
FIG. 13 is a cross-sectional view of a preferred embodiment of the connector of the present invention;
FIG. 14 is a schematic structural view of a mounting ring according to a preferred embodiment of the present invention;
FIG. 15 is a schematic structural view of the right half-ring of the preferred embodiment of the present invention;
fig. 16 is a schematic structural view of the left half-turn of the preferred embodiment of the present invention.
In the figure:
1-a valve body; 11-a valve body tube; 12-a bottom cover; 13-pressing the shell; 14-a gas channel; 141-a first annular convex body;
2-adding an air valve; 21-a first connection pipe; 22-a second connecting tube; 221-air outlet holes; a 222-notch; 23-a seal; 231-air passing holes; 24-a piston rod mechanism; 241-a piston rod; 242-a mount; 243-sealing gasket; 244-a spring; 245 — a first mounting sleeve; 246-a second mounting sleeve; 247-screw caps;
3-a connector; 31-a mounting ring; 32-a stationary ring; 321-a third annular convex body; 322-a second positioning boss; 323-positioning groove;
4-pressing piece;
5-sealing ring.
Detailed Description
In order to make the above objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.
As shown in fig. 1-16, the utility model provides an automatic air filling valve, the automatic air filling valve includes:
the valve body 1 is provided with a pressing shell 13 at the bottom, the pressing shell 13 has elasticity, and the side wall of the valve body 1 is provided with a valve body pipe 11 communicated with the inside of the valve body; and
the automatic gas filling valve 2 can be automatically opened, the gas filling valve 2 extends into the valve body 1 from the valve body pipe 11 and is in threaded connection with the valve body pipe 11, a pressing piece 4 is arranged at one end, extending into the valve body 1, of the gas filling valve 2, the pressing piece 4 can be pressed when the pressing shell 13 or negative pressure is formed in the valve body 1, and the gas filling valve 2 is opened through the pressing piece 4.
In some embodiments, the bottom of the valve body 1 is provided with a bottom cover 12 in threaded connection therewith, a central position of the bottom cover 12 is provided with a pressing hole matched with the pressing shell 13, the pressing shell 13 is fixed in the bottom of the valve body 1 by the bottom cover 12, the top end of the valve body 1 is provided with a gas channel 14, and the outer side of the gas channel 14 is provided with a first annular convex body 141.
Specifically, when the air-filling valve 2 is closed, the gasket 243 blocks the air hole 231 of the sealing member 23. The pressing shell 13 is made of elastic material, fixed in the bottom of the valve body 1 through the bottom cover 12, and is sealed, and the pressing shell 13 is opposite to the gas channel 14. During manual control, the pressing shell 13 is pressed from the pressing hole, and when the pressing shell 13 is pressed, the pressing piece 4 is pressed towards one end of the pressing shell 13 at the same time, so that the other end of the pressing piece 4 tilts, and when the other end of the pressing piece 4 tilts, the piston rod 241 is driven to move rightwards, and the sealing pad 243 is separated from the air passing hole 231, so that gas can flow into the second connecting pipe 22 from the first connecting pipe 21 through the air passing hole 231, then flows out of the second connecting pipe 22, and enters the equipment to be aerated through the gas channel 14; the equipment to be aerated is hermetically connected with the gas channel 14, when negative pressure is generated in the equipment to be aerated, negative pressure is also formed in the valve body 1, the pressing shell 13 deforms and is sucked to the pressing piece 4, at the moment, the pressing shell 13 presses one end of the pressing piece 4, the other end of the pressing piece 4 tilts, the aerating valve 2 is automatically opened, and gas can enter the aerating valve.
In some embodiments, the valve body tube 11 has internal threads on the inner wall and external threads on the outer wall.
In some embodiments, the filler valve 2 comprises:
a first connection pipe 21 having a left end screwed to the valve body pipe 11;
the second connecting pipe 22 is in threaded connection with the right end of the first connecting pipe 21, and an air outlet 221 is formed in the second connecting pipe 22;
the sealing element 23 is provided with a gas passing hole 231, the right end of the sealing element 23 is in threaded connection with the second connecting pipe 22, and the left end of the sealing element 23 extends into the first connecting pipe 21 and is subjected to sealing treatment, so that gas can only pass through the gas passing hole 231; and
and a piston rod mechanism 24 disposed in the second connection pipe 22, wherein the piston rod mechanism 24 can block or release the air passing hole 231, and the pressing member 4 is connected to the right end of the piston rod mechanism 24 in a snap-fit manner.
In some embodiments, two notches 222 are formed on a side wall of a right end of the second connection pipe 22, and the second connection pipe 22 further has a second annular protrusion therein, the second annular protrusion being engaged with the piston rod mechanism 24.
In some embodiments, the piston rod mechanism 24 comprises:
a T-shaped piston rod 241, the right end of the piston rod 241 is provided with a thread;
the mounting seat 242 is connected with the left end of the piston rod 241, and a mounting hole matched with the piston rod 241 is formed in the mounting seat 242;
a gasket 243 fixed in the mounting seat 242, the gasket 243 being located at the left of the piston rod 241;
a first mounting sleeve 245 sleeved on the piston rod 241, wherein the first mounting sleeve 245 is matched with the second annular convex body;
a second mounting sleeve 246 sleeved on the piston rod 241, the second mounting sleeve 246 being located at the right side of the first mounting sleeve 245, and the pressing element 4 being inserted between the first mounting sleeve 245 and the second mounting sleeve 246 from the notch 222;
a nut 247 threadedly coupled to the piston rod 241, the nut 247 being to the right of the second mounting sleeve 246; and
a spring 244 disposed on the piston rod 241, wherein the spring 244 is disposed between the mounting seat 242 and the second annular convex body, and the spring 244 has an elastic force acting on the mounting seat 242 and the second annular convex body respectively.
Specifically, the joint of the first connecting pipe 21 and the valve body pipe 11 is sealed by the sealing ring 5, the right end of the first connecting pipe 21 extends into the valve body 1, and the second connecting pipe 22 is in threaded connection with the right end of the first connecting pipe 21; the left end of the sealing element 23 is inserted into the first connecting pipe 21, the joint is sealed by the sealing ring 5, the right end of the sealing element 23 is inserted into the second connecting pipe 22, and the right end of the sealing element 23 is in threaded connection with the second connecting pipe 22; the mounting seat 242 is positioned at the right side of the sealing member 23 and is coaxially arranged with the air passing hole 231 on the sealing member 23; the left end of the piston rod 241 is arranged in the mounting hole of the mounting seat 242, and the right end of the piston rod passes through the second annular convex body; the sealing gasket 243 is located between the piston rod 241 and the sealing member 23 for blocking the air passing hole 231; the spring 244 is installed between the mounting seat 242 and the second annular convex body, and has an elastic force to both the mounting seat 242 and the second annular convex body; the first mounting sleeve 245 is sleeved outside the piston rod 241 and is limited by the second annular convex body; the second mounting sleeve 246 is positioned at the right side of the first mounting sleeve 245, and the pressing member 4 is inserted between the first mounting sleeve 245 and the second mounting sleeve 246 while the second mounting sleeve 246 is restrained by a nut 247 at the right side, which is threadedly coupled to the piston rod 241, so that when the pressing member 4 is pressed, the second mounting sleeve 246 is not tilted out of the piston rod 241 but is restrained by the nut 247, thereby moving the piston rod 241 to the right. When the piston rod 241 moves rightwards, the mounting seat 242 and the sealing gasket 243 are driven to move rightwards, so that the air passing hole 231 is opened, air can pass through the air passing hole 231 and then flows out of the air outlet hole 221 of the second connecting pipe 22, and meanwhile, the mounting seat 242 compresses the spring 244; when the air pressure in the pressing shell 13 or the valve body 1 is released by hand and normal, the pressing piece 4 is released, and under the action of the elastic force of the spring 244, the mounting seat 242 is pushed to the left, so that the sealing gasket 243 and the piston rod 241 also move to the left, and the air passing hole 231 is blocked, and the air can not pass through any more.
In some embodiments, the pressing member 4 has a "Y" shape, and the pressing member 4 has an arc shape with one end inserted into the notch 222 and the other end facing the pressing shell 13.
Specifically, the pressing member 4 is similar to an arc-shaped wrench, one end of which is clamped between the first mounting sleeve 245 and the second mounting sleeve 246 from the notch 222, and the other end of which faces the pressing shell 13, so that the pressing member 4 can be pressed when the pressing shell 13 is pressed.
In this embodiment, still set up with valve body 1 can dismantle connecting piece 3 of being connected, connecting piece 3 includes:
the mounting ring 31 is provided with an external thread, and the mounting ring 31 is sleeved on the top of the gas channel 14; and
and a fixing ring 32 with internal threads is arranged, the fixing ring 32 is in threaded connection with the mounting ring 31, and a third annular convex body 321 matched with the first annular convex body 141 is arranged at the bottom of the fixing ring 32.
In some embodiments, the top of the mounting ring 31 is provided with a plurality of first positioning protrusions.
In some embodiments, the fixing ring 32 includes a right half ring provided with a positioning groove 323 and a left half ring provided with a second positioning protrusion 322, the second positioning protrusion 322 is matched with the positioning groove 323, and the right half ring and the left half ring are fixedly connected through a bolt.
Specifically, a first left lug and a first right lug are arranged at two ends of the left half ring, a second left lug and a second right lug are arranged at two ends of the right half ring, a second positioning convex body 322 of the left half ring is clamped into a positioning groove 323 of the corresponding right half ring to align the left half ring and the right half ring, the first left lug corresponds to the second left lug, the first right lug corresponds to the second right lug, and two bolts respectively penetrate through the positioning grooves to realize the fixed connection of the left half ring and the right half ring to form a closed annular fixed ring 32, the inner diameter of the fixed ring 32 is equal to the outer diameter of the first annular convex body 141, and the inner diameter of the third annular convex body 321 is smaller than the outer diameter of the first annular convex body 141; the mounting ring 31 is mounted at the top of the gas channel 14, the inner diameter of the mounting ring 31 is equal to the outer diameter of the gas channel 14, the mounting ring 31 surrounds the gas channel 14, a ring of annular barrier strip is arranged at the top of the mounting ring 31 and is located at the edge of the top surface of the gas channel 14, meanwhile, sealing treatment is performed between the mounting ring 31 and the gas channel 14 through the sealing ring 5, external threads are arranged on the outer side wall of the mounting ring 31, internal threads are arranged on the inner side wall of the fixing ring 32, the fixing ring 32 is sleeved outside the mounting ring 31 and is in threaded connection with the mounting ring 31, meanwhile, the third annular convex body 321 of the fixing ring 32 is located below the first annular convex body 141 and is limited by the first annular convex body 141, and therefore, fixing and sealing connection between the connecting piece 3 and the valve body 1 is achieved. When the connecting piece 3 is to be disassembled, the connecting piece 3 can be disassembled quickly only by screwing out the mounting ring 31 and disassembling the left half ring and the right half ring.
To sum up, the utility model comprises a valve body with a pressing shell at the bottom, wherein the pressing shell has elasticity, and a valve body pipe communicated with the inside of the valve body is arranged on the side wall of the valve body; the gas filling valve can be automatically opened, the gas filling valve extends into the valve body from the valve body pipe and is in threaded connection with the valve body pipe, a pressing piece is arranged at one end of the gas filling valve extending into the valve body, and when negative pressure is formed in the pressing shell or the valve body, the pressing piece can be pressed, and the gas filling valve is opened through the pressing piece. By adopting the design, the gas filling valve can be opened automatically and also can be opened manually, and the internal structure of the gas filling valve is simple and ingenious, and is convenient to produce, popularize and use.
The above-described embodiments are merely illustrative of one or more embodiments of the present invention, and the description thereof is more specific and detailed, but the scope of the invention is not limited thereto. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (7)
1. An automatic gas filling valve, characterized in that, automatic gas filling valve includes:
the valve body is provided with a pressing shell at the bottom, the pressing shell has elasticity, and the side wall of the valve body is provided with a valve body pipe communicated with the inside of the valve body pipe; and
the gas filling valve can be automatically opened, the gas filling valve extends into the valve body through the valve body pipe and is in threaded connection with the valve body pipe, one end of the gas filling valve extending into the valve body is provided with a pressing piece, and the pressing piece can be pressed when a negative pressure is formed in the pressing shell or the valve body, and the gas filling valve is opened through the pressing piece.
2. The automatic gas filling valve according to claim 1, characterized in that the bottom of the valve body is provided with a bottom cover in threaded connection with the valve body, the bottom cover is provided with a pressing hole in a central position for matching with the pressing shell, the bottom cover fixes the pressing shell in the bottom of the valve body, the top end of the valve body is provided with a gas passage, and the outside of the gas passage is provided with a first annular convex body.
3. The automatic gas adding valve according to claim 1, wherein the inner wall of the valve body pipe is provided with internal threads, and the outer wall of the valve body pipe is provided with external threads.
4. The automatic filler valve of claim 1, wherein the filler valve comprises:
the left end of the first connecting pipe is in threaded connection with the valve body pipe;
the second connecting pipe is in threaded connection with the right end of the first connecting pipe, and an air outlet hole is formed in the second connecting pipe;
the right end of the sealing element is in threaded connection with the second connecting pipe, and the left end of the sealing element extends into the first connecting pipe and is subjected to sealing treatment, so that gas can only penetrate through the gas passing hole; and
the piston rod mechanism is arranged in the second connecting pipe and can block or release the air passing hole, and the pressing piece is connected with the right end of the piston rod mechanism in a buckling mode.
5. The automatic gas filling valve according to claim 4, characterized in that two notches matched with the pressing piece are arranged on the side wall of the right end of the second connecting pipe, and a second annular convex body matched with the piston rod mechanism is further arranged in the right end of the second connecting pipe.
6. The automatic filler valve according to claim 5, wherein the piston rod mechanism comprises:
a T-shaped piston rod, wherein the right end of the piston rod is provided with a thread;
the mounting seat is connected with the left end of the piston rod, and a mounting hole matched with the piston rod is formed in the mounting seat;
the sealing gasket is fixed in the mounting seat and is positioned on the left side of the piston rod;
the first mounting sleeve is sleeved on the piston rod and matched with the second annular convex body;
the second mounting sleeve is sleeved on the piston rod and positioned on the right side of the first mounting sleeve, and the pressing piece is inserted between the first mounting sleeve and the second mounting sleeve from the gap;
the nut is in threaded connection with the piston rod and is positioned on the right side of the second mounting sleeve; and
the spring is sleeved on the piston rod and located between the mounting seat and the second annular convex body, and the spring has an elastic action on the mounting seat and the second annular convex body respectively.
7. The automatic gas filling valve according to claim 6, wherein the pressing piece is Y-shaped, and the pressing piece is arc-shaped, one end of the pressing piece is inserted into the notch, and the other end of the pressing piece faces the pressing shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120308883.8U CN214466397U (en) | 2021-02-03 | 2021-02-03 | Automatic air-filling valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120308883.8U CN214466397U (en) | 2021-02-03 | 2021-02-03 | Automatic air-filling valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214466397U true CN214466397U (en) | 2021-10-22 |
Family
ID=78117650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120308883.8U Active CN214466397U (en) | 2021-02-03 | 2021-02-03 | Automatic air-filling valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214466397U (en) |
-
2021
- 2021-02-03 CN CN202120308883.8U patent/CN214466397U/en active Active
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