CN216666598U - High-pressure breather valve assembly - Google Patents
High-pressure breather valve assembly Download PDFInfo
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- CN216666598U CN216666598U CN202220058244.5U CN202220058244U CN216666598U CN 216666598 U CN216666598 U CN 216666598U CN 202220058244 U CN202220058244 U CN 202220058244U CN 216666598 U CN216666598 U CN 216666598U
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- positioning rod
- exhalation
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Abstract
The utility model discloses a high-pressure breathing valve assembly which comprises a Y-shaped connecting pipe, a single breathing valve and a single suction valve, wherein the bottom of the Y-shaped connecting pipe is fixed on a storage tank, the single breathing valve is arranged above the left end of the Y-shaped connecting pipe and comprises a single breathing valve body with a breathing connecting flange, a breathing valve cover, a positive pressure positioning rod, a breathing valve disc and a positive pressure spring, the single suction valve is arranged above the right end of the Y-shaped connecting pipe and comprises a single suction valve body with a breathing connecting flange, a single suction valve cover, a negative pressure positioning rod, a suction valve disc and a negative pressure spring. The single exhalation valve with the exhalation channel of the straight-through structure and the single inhalation valve with the inhalation channel of the L-shaped structure are respectively connected through the Y-shaped connecting pipe, the high pressure can be simultaneously set by the single exhalation valve and the single inhalation valve, the pressures are not influenced mutually, the sealing performance of the single exhalation valve and the sealing performance of the single inhalation valve cannot be influenced, and the safe use of the storage tank is guaranteed.
Description
Technical Field
The utility model relates to the technical field of pressure stabilization of oil storage tanks, in particular to a high-pressure breather valve assembly.
Background
At present, a reaction kettle or a medium container in a plurality of chemical industries need nitrogen to be sealed, nitrogen is directly connected with a breathing valve suction connecting pipe, the nitrogen enters the tank through the suction connecting pipe to keep the pressure in the tank stable, the nitrogen sealing pressure is higher than that, the conventional breathing valve can not meet the working condition that the exhalation pressure and the inhalation pressure are high simultaneously, and the inhalation pressure can affect the exhalation valve disc, so that the condition of untight sealing is caused. Therefore, the breather valve assembly is specially designed, a single exhalation valve with a straight-through structure exhalation channel and a single inhalation valve with an L-shaped structure inhalation channel are respectively connected through Y-shaped connecting pipes, the single exhalation valve and the single inhalation valve can be set to high pressure at the same time, the pressure is not influenced mutually, the sealing performance of the single exhalation valve and the single inhalation valve cannot be influenced, and the safe use of the storage tank is guaranteed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a high-pressure breather valve component aiming at the problems in the prior art.
In order to achieve the purpose, the utility model adopts the technical scheme that: a high-pressure breathing valve component comprises a Y-shaped connecting pipe, a single breathing valve and a single suction valve, wherein the bottom of the Y-shaped connecting pipe is fixed on a storage tank, the single breathing valve is arranged above the left end of the Y-shaped connecting pipe and comprises a single breathing valve body with a breathing connecting flange, a single breathing valve cover, a positive pressure positioning rod, a breathing valve disc and a positive pressure spring, the single breathing valve body is fixedly arranged above the left end of the Y-shaped connecting pipe, and a breathing channel and a single breathing valve seat are arranged in the single breathing valve body; the single-breath valve cover is fixedly arranged at the top of the single-breath valve body, a positive-pressure positioning rod sleeve is arranged in the center of the single-breath valve cover, a positive-pressure positioning rod is arranged in the positive-pressure positioning rod sleeve, the exhalation valve disc is fixedly arranged at the bottom of the positive-pressure positioning rod, the exhalation valve disc and a single-breath valve seat arranged in the single-breath valve body form sealing, a positive-pressure spring is sleeved on the periphery of the positive-pressure positioning rod sleeve, one end of the positive-pressure spring abuts against the inner wall of the single-breath valve cover, the other end of the positive-pressure spring abuts against the upper end face of the exhalation valve disc, a single-breath valve is arranged above the right end of the Y-shaped connecting pipe, the single-breath valve comprises a single-breath valve body with a breath connecting flange, a single-breath valve cover, a negative-pressure positioning rod, a breath valve disc and a negative-pressure spring, the single-breath valve body is fixedly arranged above the right end of the Y-shaped connecting pipe, and a breath channel and a single-breath valve seat are arranged in the single-breath valve body; the single suction valve cover is fixedly arranged at the top of the single suction valve body, a negative pressure positioning rod sleeve is arranged at the center of the single suction valve cover, a negative pressure positioning rod is arranged in the negative pressure positioning rod sleeve, the suction valve disc is fixedly arranged at the bottom of the negative pressure positioning rod, the suction valve disc and a single suction valve seat arranged in the single suction valve body form sealing, a negative pressure spring is sleeved on the periphery of the negative pressure positioning rod sleeve, one end of the negative pressure spring abuts against the inner wall of the single suction valve cover, and the other end of the negative pressure spring abuts against the upper end face of the suction valve disc.
Furthermore, the distance between the single exhalation valve seat and the bottom of the exhalation channel is 1cm, the exhalation channel is of a straight-through structure, and the position of the single exhalation valve seat is higher than the bottom of the exhalation channel.
Furthermore, the distance between the single suction valve seat and the top of the suction channel is 1cm, the suction channel is of an L-shaped structure, and the position of the single suction valve seat is higher than the top of the suction channel.
Compared with the prior art, the utility model has the beneficial effects that: the single exhalation valve with the straight-through structure exhalation channel and the single inhalation valve with the L-shaped structure inhalation channel are respectively connected through the Y-shaped connecting pipe, the high pressure can be simultaneously set for the single exhalation valve and the single inhalation valve, the pressures are not influenced with each other, the sealing performance of the single exhalation valve and the single inhalation valve cannot be influenced, and the safe use of the storage tank is guaranteed.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure, 1, Y-shaped connecting pipes, 2, a breathing-out connecting flange, 3, a single breathing-out valve body, 301, a breathing-out channel, 302, a single breathing-out valve seat, 4, a single breathing-out valve cover, 401, a positive pressure positioning rod sleeve, 5, a positive pressure positioning rod, 6, a breathing-out valve disc, 7, a positive pressure spring, 8, a breathing-in connecting flange, 9, a single breathing-in valve body, 901, a breathing-in channel, 902, a single breathing-in valve seat, 10, a single breathing-in valve cover, 110, a negative pressure positioning rod sleeve, 11, a negative pressure positioning rod, 12, a breathing-in valve disc, 13 and a negative pressure spring.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the utility model by referring to the description text.
As shown in fig. 1, a high-pressure breathing valve assembly comprises a Y-shaped connecting pipe 1, a single breathing valve and a single breathing valve, wherein the bottom of the Y-shaped connecting pipe 1 is fixed on a storage tank, the single breathing valve is arranged above the left end of the Y-shaped connecting pipe 1, the single breathing valve comprises a single breathing valve body 3 with a breathing connecting flange 2, a single breathing valve cover 4, a positive pressure positioning rod 5, a breathing valve disc 6 and a positive pressure spring 7, the single breathing valve body 3 is fixedly arranged above the left end of the Y-shaped connecting pipe 1, a breathing channel 301 and a single breathing valve seat 302 are arranged in the single breathing valve body 3, the breathing connecting flange 2 of the single breathing valve body 3 can be externally connected with other devices, so that medium gas breathed out through the breathing channel 301 can be conveniently collected, and recycling treatment of the breathed gas is facilitated; the single expiratory valve cover 4 is fixedly arranged at the top of the single expiratory valve body 3, the center of the single expiratory valve cover 4 is provided with a positive pressure positioning rod sleeve 401, a positive pressure positioning rod 5 is arranged in the positive pressure positioning rod sleeve 401, the expiratory valve disc 6 is fixedly arranged at the bottom of the positive pressure positioning rod 5, the expiratory valve disc 6 and a single expiratory valve seat 302 arranged in the single expiratory valve body 3 form a seal, the periphery of the positive pressure positioning rod 5 is sleeved with a positive pressure spring 7, one end of the positive pressure spring 7 is abutted against the inner wall of the single expiratory valve cover 4, the other end of the positive pressure spring 7 is abutted against the upper end surface of the expiratory valve disc 6, a single inspiratory valve is arranged above the right end of the Y-shaped connecting pipe 1, the single inspiratory valve comprises a single inspiratory valve body 9 with an inspiratory connecting flange 8, a single inspiratory valve cover 10, a negative pressure positioning rod 11, a valve disc inhalation 12 and a negative pressure spring 13, the single inspiratory valve body 9 is fixedly arranged above the right end of the Y-shaped connecting pipe 1, and an inhalation channel 901 and a single inhalation valve seat 902 are arranged in the single inhalation valve body 9, the suction connecting flange 8 of the single suction valve body 9 can be externally connected with other devices, so that gases such as nitrogen and the like can be supplemented to keep the balance of the internal and external pressures of the tank; the single suction valve cover 10 is fixedly arranged at the top of the single suction valve body 9, a negative pressure positioning rod sleeve 110 is arranged at the center of the single suction valve cover 10, a negative pressure positioning rod 11 is arranged in the negative pressure positioning rod sleeve 110, the suction valve disc 12 is fixedly arranged at the bottom of the negative pressure positioning rod 11, the suction valve disc 12 and a single suction valve seat 902 arranged in the single suction valve body 9 form a seal, a negative pressure spring 13 is sleeved on the periphery of the negative pressure positioning rod sleeve 110, one end of the negative pressure spring 13 abuts against the inner wall of the single suction valve cover 10, and the other end of the negative pressure spring 13 abuts against the upper end face of the suction valve disc 12; when the pressure in the storage tank is balanced with the atmospheric pressure, the exhalation valve disc 6 is in sealing fit with the single exhalation valve seat 302, and the inhalation valve disc 12 is in sealing fit with the single inhalation valve seat 902, so that the sealing performance of the single exhalation valve and the single inhalation valve is ensured.
Further, the distance between the single exhalation valve seat 302 and the bottom of the exhalation passage 301 is 1cm, the exhalation passage 301 is a through structure, the single exhalation valve seat 302 is higher than the bottom of the exhalation passage 301, when the pressure in the storage tank exceeds the atmospheric pressure value, the exhalation valve disc 6 is driven by the positive pressure positioning rod 5 to move upwards under the action of the pressure in the storage tank, and the excessive high air pressure in the tank is discharged through the exhalation passage 301102, so that the pressure in the tank is kept balanced with the atmospheric pressure.
Further, the distance between the single suction valve seat 902 and the top of the suction passage 901 is 1cm, the suction passage 901 is of an L-shaped structure, the single suction valve seat 902 is higher than the top of the suction passage 901, when the pressure in the storage tank is lower than the atmospheric pressure, the suction valve disc 12 is driven by the negative pressure positioning rod 11 to move upwards under the action of the atmospheric pressure, and the pressure is supplemented into the storage tank through the suction passage 901, so that the pressure in the storage tank is kept balanced with the atmospheric pressure, and the suction high-pressure nitrogen cannot influence the exhalation valve disc 6 due to the L-shaped structural design of the suction passage 901, so that the sealing performance between the exhalation valve disc 6 and the single exhalation valve seat 302 is ensured.
According to the utility model, the single exhalation valve with the straight-through structure exhalation channel 301 and the single inhalation valve with the L-shaped structure inhalation channel 901 are respectively connected through the Y-shaped connecting pipe 1, the single exhalation valve and the single inhalation valve can be simultaneously set with high pressure, the pressures are not influenced with each other, the sealing performance of the single exhalation valve and the single inhalation valve is not influenced, and the safe use of the storage tank is ensured.
While embodiments of the utility model have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the utility model pertains, and further modifications may readily be made by those skilled in the art, it being understood that the utility model is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (3)
1. The utility model provides a high pressure breather valve subassembly, includes Y type connecting pipe, singly exhales valve, singly inhales the valve, Y type connecting pipe bottom is fixed on the storage tank, its characterized in that: a single-breath valve is arranged above the left end of the Y-shaped connecting pipe and comprises a single-breath valve body with a breath connecting flange, a single-breath valve cover, a positive pressure positioning rod, a breath valve disc and a positive pressure spring, the single-breath valve body is fixedly arranged above the left end of the Y-shaped connecting pipe, and a breath channel and a single-breath valve seat are arranged in the single-breath valve body; the single-breath valve cover is fixedly arranged at the top of the single-breath valve body, a positive-pressure positioning rod sleeve is arranged in the center of the single-breath valve cover, a positive-pressure positioning rod is arranged in the positive-pressure positioning rod sleeve, the exhalation valve disc is fixedly arranged at the bottom of the positive-pressure positioning rod, the exhalation valve disc and a single-breath valve seat arranged in the single-breath valve body form sealing, a positive-pressure spring is sleeved on the periphery of the positive-pressure positioning rod sleeve, one end of the positive-pressure spring abuts against the inner wall of the single-breath valve cover, the other end of the positive-pressure spring abuts against the upper end face of the exhalation valve disc, a single-breath valve is arranged above the right end of the Y-shaped connecting pipe, the single-breath valve comprises a single-breath valve body with a breath connecting flange, a single-breath valve cover, a negative-pressure positioning rod, a breath valve disc and a negative-pressure spring, the single-breath valve body is fixedly arranged above the right end of the Y-shaped connecting pipe, and a breath channel and a single-breath valve seat are arranged in the single-breath valve body; the single suction valve cover is fixedly arranged at the top of the single suction valve body, a negative pressure positioning rod sleeve is arranged at the center of the single suction valve cover, a negative pressure positioning rod is arranged in the negative pressure positioning rod sleeve, the suction valve disc is fixedly arranged at the bottom of the negative pressure positioning rod, the suction valve disc and a single suction valve seat arranged in the single suction valve body form sealing, a negative pressure spring is sleeved on the periphery of the negative pressure positioning rod sleeve, one end of the negative pressure spring abuts against the inner wall of the single suction valve cover, and the other end of the negative pressure spring abuts against the upper end face of the suction valve disc.
2. A high pressure breathing valve assembly, as claimed in claim 1, wherein: the distance between the single exhalation valve seat and the bottom of the exhalation channel is 1cm, the exhalation channel is of a straight-through structure, and the position of the single exhalation valve seat is higher than the bottom of the exhalation channel.
3. A high pressure breathing valve assembly, as claimed in claim 1, wherein: the distance between the single suction valve seat and the top of the suction channel is 1cm, the suction channel is of an L-shaped structure, and the position of the single suction valve seat is higher than the top of the suction channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220058244.5U CN216666598U (en) | 2022-01-11 | 2022-01-11 | High-pressure breather valve assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220058244.5U CN216666598U (en) | 2022-01-11 | 2022-01-11 | High-pressure breather valve assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216666598U true CN216666598U (en) | 2022-06-03 |
Family
ID=81761697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220058244.5U Active CN216666598U (en) | 2022-01-11 | 2022-01-11 | High-pressure breather valve assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216666598U (en) |
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2022
- 2022-01-11 CN CN202220058244.5U patent/CN216666598U/en active Active
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