CN210623714U - Breather valve capable of maintaining internal air pressure balance of storage tank - Google Patents
Breather valve capable of maintaining internal air pressure balance of storage tank Download PDFInfo
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- CN210623714U CN210623714U CN201921633577.0U CN201921633577U CN210623714U CN 210623714 U CN210623714 U CN 210623714U CN 201921633577 U CN201921633577 U CN 201921633577U CN 210623714 U CN210623714 U CN 210623714U
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- fixedly connected
- valve
- loop bar
- breather valve
- rain
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Abstract
The utility model discloses a can maintain balanced breather valve of inside atmospheric pressure of storage tank, which comprises a valve body, the bottom of valve body is provided with flange, the right side fixedly connected with disk seat of breathing in of valve body, the bottom fixed mounting of disk seat of breathing in has the filter plate, the top fixedly connected with valve gap of disk seat of breathing in, the first loop bar of top fixedly connected with at valve gap middle part, and swing joint has first guide arm in the first loop bar, first guide arm extends to the disk seat of breathing in inside and at the bottom fixedly connected with disk seat of breathing in of first guide arm, the top of valve body is provided with the exhalation disk seat, the top of exhalation disk seat is provided with the filter mantle, and the top of filter mantle is provided with rain-proof cap, the middle part of rain-proof cap runs through there is the second loop bar, the utility model relates to a breather valve technical. This can maintain the balanced breather valve of the inside atmospheric pressure of storage tank, through being provided with filter mantle and rain-proof cap, when the filter mantle need clear up and change, it is convenient to dismantle.
Description
Technical Field
The utility model relates to a breather valve technical field specifically is a breather valve that can maintain the inside atmospheric pressure balance of storage tank.
Background
The breather valve is a valve which can ensure that the space of the storage tank is isolated from the atmosphere within a certain pressure range and can be communicated with the atmosphere when the pressure exceeds or is lower than the pressure range, the breather valve has the functions of preventing the storage tank from being damaged due to overpressure or vacuum and reducing the evaporation loss of stored liquid, and mainly comprises a valve seat, a valve cover, a protective cover and two groups of opening and closing devices controlled by vacuum and pressure, wherein the opening and closing devices comprise a valve clack, a guide rod, a spring seat, a sealing ring and the like; when the vacuum degree in the tank reaches the rated suction negative pressure, the vacuum valve clack is opened, and air enters.
Present breather valve is provided with rain-proof cap usually, so as to avoid the breather valve to receive the erosion of rainwater and influence its airtight degree, install the filter mantle in the below of rain-proof cap, prevent the dust, debris such as winged insect sneak into inside the gas pitcher, the influence is used, after long-time the use, the filter screen can cover the one deck filter residue, thereby influence the use of breather valve, for this reason need dismantle the filter screen, so that clear up or change, traditional breather valve rain-proof cap is through a plurality of bolts and disk seat fixed connection, it is very loaded down with trivial details to dismantle the installation, influence work efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a can maintain the balanced breather valve of the inside atmospheric pressure of storage tank, it is provided with rain-proof cap usually to have solved current breather valve, so as to avoid the breather valve to receive the erosion of rainwater and influence its airtight degree, install the filter mantle in the below of rain-proof cap, prevent the dust, debris such as winged insect sneak into inside the gas pitcher, the influence is used, after using for a long time, the filter screen can cover the one deck filter residue, thereby influence the use of breather valve, need dismantle the filter screen for this reason, so as to clear up or change, traditional breather valve rain-proof cap is through a plurality of bolts and disk seat fixed connection, it is very loaded down with trivial details to dismantle the installation, influence work efficiency's.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a breather valve capable of maintaining the internal air pressure balance of a storage tank comprises a valve body, wherein a connecting flange is arranged at the bottom of the valve body, a suction valve seat is fixedly connected to the right side of the valve body, a filter plate is fixedly mounted at the bottom of the suction valve seat, a valve cover is fixedly connected to the top of the suction valve seat, a first sleeve rod is fixedly connected to the top of the middle part of the valve cover, a first guide rod is movably connected in the first sleeve rod, the first guide rod extends into the suction valve seat and is fixedly connected with a suction valve disc at the bottom end of the first guide rod, a exhalation valve seat is arranged at the top of the valve body, a filter cover is arranged at the top of the exhalation valve seat, a rain-proof cap is arranged at the top of the filter cover, a second sleeve rod penetrates through the middle part of the rain-proof cap, the bottom end of the second sleeve rod is fixedly connected to the top of the exhalation valve seat through a support and, threaded connection has the screw cap on the outer wall of second loop bar, on the outer wall of second loop bar and be located the cover between screw cap and the rain-proof cap and be equipped with the backing plate, the filter mantle includes two fixed plates, two fixed mounting has the filter screen between the fixed plate, the mounting groove has been seted up in the outside of fixed plate.
Preferably, the connecting flange is fixedly connected to the port of the connecting pipe of the tank body through a bolt.
Preferably, the top end of the first guide rod is fixedly connected with a return spring, and the top end of the return spring is fixedly connected with the inner top wall of the first loop bar.
Preferably, the top and the bottom of the filter cover are fixedly connected with sealing gaskets, and the sealing gaskets are embedded in the mounting grooves.
Preferably, the top end of the second guide rod is fixedly connected with a return spring, and the top end of the return spring is fixedly connected with the inner top wall of the second loop bar.
Preferably, the backing plate is of an annular structure, and the top of the backing plate is fixedly connected with a sealing gasket.
Advantageous effects
The utility model provides a can maintain the balanced breather valve of the inside atmospheric pressure of storage tank. Compared with the prior art, the method has the following beneficial effects:
(1) the breather valve capable of maintaining the internal air pressure balance of the storage tank is characterized in that a filter cover and a rain-proof cap are arranged, the filter cover comprises two fixing plates, a filter screen is fixedly arranged between the two fixing plates, a mounting groove is formed in the outer side of each fixing plate, the top of the filter cover is provided with the rain-proof cap, a second loop bar penetrates through the middle of the rain-proof cap, the bottom end of the second loop bar is fixedly connected to the top of the exhalation valve seat through a support and is positioned inside the filter cover, an exhalation valve disc is movably connected inside the second loop bar through a second guide rod, a threaded cap is connected to the outer wall of the second loop bar in a threaded manner, and a base plate is sleeved on the outer wall of the, when the filter bowl need clear up and change, it is very convenient to dismantle, compares traditional screw connection mode, and the operator can realize the dismantlement of rain-proof cap through rotating the screw cap to carry out the clearance and the change of filter bowl.
(2) The breather valve capable of maintaining the air pressure balance in the storage tank improves the sealing performance by arranging the sealing washer at the outer side of the fixed plate and arranging the base plate at the top of the rain-proof cap, the sealing washer is fixedly connected at the bottom of the base plate, avoids sundries from being mixed into the tank body,
drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the filter cover of the present invention;
FIG. 3 is a schematic structural view of the backing plate of the present invention;
fig. 4 is a schematic structural view of the second loop bar of the present invention.
In the figure: 1. a valve body; 2. a connecting flange; 3. a suction valve seat; 4. filtering the plate; 5. a valve cover; 6. a first loop bar; 7. a first guide bar; 8. a suction valve disc; 9. an exhalation valve seat; 10. a filter housing; 11. rain-proof caps; 12. a second loop bar; 13. a second guide bar; 14. an exhalation valve disc; 15. a threaded cap; 16. a base plate; 17. a fixing plate; 18. filtering with a screen; 19. and (4) mounting the groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a breather valve capable of maintaining air pressure balance inside a storage tank comprises a valve body 1, the bottom of the valve body 1 is provided with a connecting flange 2, the connecting flange 2 is fixedly connected with a connecting pipe port of a tank body through a bolt, the right side of the valve body 1 is fixedly connected with an air suction valve seat 3, the bottom of the air suction valve seat 3 is fixedly provided with a filter plate 4, the top of the air suction valve seat 3 is fixedly connected with a valve cover 5, the top of the middle part of the valve cover 5 is fixedly connected with a first sleeve rod 6, the first sleeve rod 6 is movably connected with a first guide rod 7, the top end of the first guide rod 7 is fixedly connected with a return spring, the top end of the return spring is fixedly connected with the inner top wall of the first sleeve rod 6, the first guide rod 7 extends into the air suction valve seat 3 and is fixedly connected with an air suction valve disc 8 at the bottom end of the first guide, a rain-proof cap 11 is arranged at the top of the filter cover 10, a second sleeve rod 12 penetrates through the middle of the rain-proof cap 11, the bottom end of the second sleeve rod 12 is fixedly connected to the top of the exhalation valve seat 9 through a support and is positioned inside the filter cover 10, an exhalation valve disc 14 is movably connected inside the second sleeve rod 12 through a second guide rod 13, a return spring is fixedly connected to the top end of the second guide rod 13, the top end of the return spring is fixedly connected to the inner top wall of the second sleeve rod 12, a threaded cap 15 is connected to the outer wall of the second sleeve rod 12 in a threaded manner, a backing plate 16 is sleeved on the outer wall of the second sleeve rod 12 and is positioned between the threaded cap 15 and the rain-proof cap 11, the backing plate 16 is of an annular structure, a sealing gasket is fixedly connected to the top of the backing plate 16, the filter cover 10 comprises two fixing plates 17, a filter screen 18 is fixedly installed between the two, and seal ring inlays to be established in mounting groove 19, through being provided with straining cover 10 and rain-proof cap 11, when straining cover 10 needs to clear up and change, it is very convenient to dismantle, traditional screw connection mode compares, the operator can realize the dismantlement of rain-proof cap 11 through rotating screw cap 15, thereby carry out the clearance and the change of straining cover 10, be provided with seal ring through the outside at fixed plate 17, and be provided with backing plate 16 at rain-proof cap 11's top, the bottom fixedly connected with seal gasket of backing plate 16, the sealing performance has been improved, avoid debris to sneak into jar internal portion.
The during operation, filter bowl 10 when needs are cleared up and are changed, operating personnel only need through rotating screw cap 15 for screw cap 15 breaks away from second loop bar 12, takes off backing plate 16, and with rain-proof cap 11 dismantlement, can take off filter bowl 10 afterwards, and take off seal ring, can clear up or change filter screen 18, clear up filter screen 18 or change the completion after, install seal ring on fixed plate 17, and with whole filter bowl 10 fixed mounting at initial dismantlement position.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a can maintain balanced breather valve of inside atmospheric pressure of storage tank, includes valve body (1), the bottom of valve body (1) is provided with flange (2), the right side fixedly connected with of valve body (1) inhale disk seat (3), its characterized in that: the bottom of the air suction valve seat (3) is fixedly provided with a filter plate (4), the top of the air suction valve seat (3) is fixedly connected with a valve cover (5), the top of the middle part of the valve cover (5) is fixedly connected with a first loop bar (6), the first loop bar (6) is internally and movably connected with a first guide rod (7), the first guide rod (7) extends to the inside of the air suction valve seat (3) and is fixedly connected with an air suction valve disc (8) at the bottom end of the first guide rod (7), the top of the valve body (1) is provided with an exhalation valve seat (9), the top of the exhalation valve seat (9) is provided with a filter cover (10), the top of the filter cover (10) is provided with a rain-proof cap (11), the middle part of the rain-proof cap (11) penetrates through a second loop bar (12), the bottom end of the second loop bar (12) is fixedly connected with the top of the exhalation valve seat (9) through a, there is exhalation valve disc (14) through second guide arm (13) swing joint in second loop bar (12), threaded connection has screw cap (15) on the outer wall of second loop bar (12), on the outer wall of second loop bar (12) and be located and overlap between screw cap (15) and rain-proof cap (11) and be equipped with backing plate (16), filter mantle (10) include two fixed plate (17), two fixed mounting has filter screen (18) between fixed plate (17), mounting groove (19) have been seted up in the outside of fixed plate (17).
2. The breather valve of claim 1, wherein the breather valve is capable of maintaining air pressure balance inside the tank: the connecting flange (2) is fixedly connected to the port of the connecting pipe of the tank body through a bolt.
3. The breather valve of claim 1, wherein the breather valve is capable of maintaining air pressure balance inside the tank: the top end of the first guide rod (7) is fixedly connected with a return spring, and the top end of the return spring is fixedly connected to the inner top wall of the first loop bar (6).
4. The breather valve of claim 1, wherein the breather valve is capable of maintaining air pressure balance inside the tank: the top and the bottom of the filter cover (10) are fixedly connected with sealing gaskets which are embedded in the mounting grooves (19).
5. The breather valve of claim 1, wherein the breather valve is capable of maintaining air pressure balance inside the tank: the top end of the second guide rod (13) is fixedly connected with a return spring, and the top end of the return spring is fixedly connected to the inner top wall of the second loop bar (12).
6. The breather valve of claim 1, wherein the breather valve is capable of maintaining air pressure balance inside the tank: the backing plate (16) is of an annular structure, and a sealing gasket is fixedly connected to the top of the backing plate (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921633577.0U CN210623714U (en) | 2019-09-27 | 2019-09-27 | Breather valve capable of maintaining internal air pressure balance of storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921633577.0U CN210623714U (en) | 2019-09-27 | 2019-09-27 | Breather valve capable of maintaining internal air pressure balance of storage tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210623714U true CN210623714U (en) | 2020-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921633577.0U Active CN210623714U (en) | 2019-09-27 | 2019-09-27 | Breather valve capable of maintaining internal air pressure balance of storage tank |
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| CN (1) | CN210623714U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112044891A (en) * | 2020-08-31 | 2020-12-08 | 余锦锴 | Be applied to pharmaceutical equipment's aseptic breather valve of environmental protection sanitary-grade |
| CN113154102A (en) * | 2021-03-25 | 2021-07-23 | 江苏复森特种阀门有限公司 | Novel breather valve |
-
2019
- 2019-09-27 CN CN201921633577.0U patent/CN210623714U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112044891A (en) * | 2020-08-31 | 2020-12-08 | 余锦锴 | Be applied to pharmaceutical equipment's aseptic breather valve of environmental protection sanitary-grade |
| CN113154102A (en) * | 2021-03-25 | 2021-07-23 | 江苏复森特种阀门有限公司 | Novel breather valve |
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