CN212839477U

CN212839477U - Petroleum storage tank ventilation valve

Info

Publication number: CN212839477U
Application number: CN202021187362.3U
Authority: CN
Inventors: 洪陈; 吴焕毛
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2021-03-30
Anticipated expiration: 2030-06-23

Abstract

The utility model relates to a ventilation valve technical field just discloses an oil storage tank ventilation valve, the water-cooled double-layer valve comprises a valve body, the fixed surface of valve body is connected with the fixed disk, the fixed orifices has been seted up on the surface of fixed disk, the top fixedly connected with bracing piece of valve body, the top fixedly connected with conical cover of bracing piece. Rotate right and rotate ventilative mouthful one and rotate right, barrier plate two turn right and laminate right barrier plate one, and then form the sealed to the oil storage tank, the rainwater that the rainy day slope got into the valve body inside gets into between two adjacent barrier plates one from ventilative mouthful one-flow, the rainwater flows from the discharge orifice, and then avoided can't discharging after the rainwater gets into the valve body inside, the inside rainwater of valve body gets into in the oil and then causes the problem of oil pollution when the oil storage tank takes a breath, the inside rainwater of breather valve under the stormy weather has been reduced, make the breather valve in time take a breath next time, the time of taking a breath has been avoided influencing because of solving the interior rainwater problem of valve.

Description

Petroleum storage tank ventilation valve

Technical Field

The utility model relates to a ventilation valve technical field specifically is an oil storage tank ventilation valve.

Background

The gas valve of the petroleum storage tank is an important accessory for protecting the safety of the oil tank, keeps the tightness of the petroleum storage tank, reduces the evaporation loss of oil products to a certain extent, and synchronously adjusts and balances the internal pressure and the external pressure of the storage tank when necessary, thereby playing a role in safety guarantee for the storage tank; most of the existing vent valves are composed of a valve body and a vent device; most breather valves at present rarely have rain-proof waterproof setting, also can cause the atmospheric pressure intensity to change when rainy day because weather variation, and oil storage tank need take a breath this moment for the secondary, and the rainwater gets into the oil and then causes the oil pollution when taking a breath in the inherent oil storage tank of breather valve when not having rain-proof watertight fittings.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides an oil storage tank breather valve possesses advantages such as rain-proof, drainage, has solved the problem of rainy sky oil storage tank rainwater pollution oil of taking a breath.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a petroleum storage tank ventilation valve, includes the valve body, the fixed surface of valve body is connected with the fixed disk, the fixed orifices has been seted up on the surface of fixed disk, the top fixedly connected with bracing piece of valve body, the top fixedly connected with conical cover of bracing piece, the conical cover is directly over the valve body, the inside fixedly connected with filter of valve body, the inside of filter is equipped with breather, the discharge orifice has been seted up on the surface of valve body, the inside fixedly connected with splash shield of valve body.

Preferably, the air interchanger comprises a rotating shaft, the surface of the rotating shaft is rotatably connected with a filter plate, the surface of the rotating shaft is fixedly connected with a fixed rod, the other end of the fixed rod is fixedly connected with a rotating ring, the surface of the rotating shaft is fixedly connected with a first baffle plate, the first baffle plate is arranged below the filter plate and is not contacted with the filter plate, a first ventilation opening is formed in the surface of the first baffle plate, a second baffle plate is fixedly connected to the bottom of the first baffle plate, the second baffle plate is arranged on the right side of the first ventilation opening, a second baffle plate is fixedly connected to the inside of the valve body, the second baffle plate is arranged below the first baffle plate, a second ventilation opening is formed in the surface of the second baffle plate, the first baffle plate is fixedly connected to the surface of the second baffle plate, a sealing layer is fixedly connected to the top of the first baffle plate, and the rotating shaft is arranged inside the rotating groove.

Preferably, the rotation shaft penetrates through the inside of the filter plate and extends to above the filter plate.

Preferably, the first baffle is conical, and the second baffle is conical.

Preferably, the surface of the rotating ring is provided with threads.

(III) advantageous effects

Compared with the prior art, the utility model provides a petroleum storage tank ventilation valve possesses following beneficial effect:

1. this oil storage tank ventilation valve, the rotatory ring rotates right, ventilative mouthful one rotates right, two right baffle-plates one on the laminating right of baffle-plate, and then form the sealed to the oil storage tank, the rainwater that the rainy day slope got into the valve body inside gets into between two adjacent baffle-plates one from ventilative mouthful one, the rainwater flows from the discharge orifice, and then avoided can't discharging after the rainwater gets into the valve body is inside, the inside rainwater of valve body gets into in the oil and then causes the problem of oil pollution when the oil storage tank takes a breath, the inside rainwater of ventilation valve under the stormy weather has been reduced, make the ventilation valve in time take a breath next time, the time of taking a breath has been avoided influencing because of solving the interior rainwater problem of valve.

2. This petroleum storage tank ventilation valve runs through the fixed orifices through screw thread or bolt and makes the valve body fix on petroleum storage tank, makes the valve body can adapt to multiple petroleum storage tank, has avoided purchasing multiple valve body because of the petroleum storage tank is different, has reduced the ventilative time that influences petroleum storage tank because of changing different ventilation valves, has promoted the income of mill, has reduced the time that the workman is extravagant because of will changing various ventilation valves.

3. This oil storage tank ventilation valve, the top fixedly connected with bracing piece that the valve body passes through, the number of bracing piece is three, and three bracing piece is circular array at the top of valve body, and the top fixedly connected with conical cover of bracing piece, conical cover are directly over the valve body, and when making ventilation valve take a breath in windless rainy weather, the rainwater can be blockked by conical cover and make the rainwater flow direction around, avoids causing the pollution in rainy day rainwater gets into the oil. The influence of environmental factors on the ventilation of the oil storage tank is reduced.

Drawings

FIG. 1 is a schematic structural view of a vent valve of a petroleum storage tank of the present invention;

FIG. 2 is a schematic view of the internal structure of the vent valve of the petroleum storage tank of the present invention;

fig. 3 is a schematic view of a bottom structure of a gas permeable valve baffle of a petroleum storage tank of the present invention.

In the figure: 1 valve body, 2 fixed disks, 3 fixed holes, 4 supporting rods, 5 conical covers, 6 rotating rings, 7 water flowing holes, 8 rotating shafts, 9 fixed rods, 10 air vent I, 11 baffle I, 12 baffle II, 13 air vent II, 14 baffle I, 15 anti-splash plate, 16 baffle II, 17 rotating grooves, 18 sealing layers and 19 filter plates.

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. 1-3, the present invention provides a technical solution: the valve comprises a valve body 1, wherein threads are arranged below the surface of the valve body 1, the valve body 1 can be fixed on an oil storage tank through the threads, a fixed disc 2 is fixedly connected below the surface of the valve body 1, fixing holes 3 are formed in the surface of the fixed disc 2, when the valve body 1 cannot be fixed through the threads, the valve body 1 can be fixed by penetrating through the fixing holes 3 through bolts, and the purpose of fixing the valve body 1 is further achieved, so that the valve body 1 can be installed on various oil storage tanks, the situation that various vent valves are required to be purchased due to different oil storage tanks is avoided, supporting rods 4 are fixedly connected to the top of the valve body 1, the number of the supporting rods 4 is three, the three supporting rods 4 are circularly arrayed at the top of the valve body 1, a conical cover 5 is fixedly connected to the top of the supporting rods 4, the conical cover 5 is arranged right above the valve body 1, when, prevent that the petroleum pipe from falling into the petroleum pipe when taking a breath, and then cause the pollution to the petroleum, the inside fixedly connected with filter 19 of the valve body 1, some large granule objects carried by wind or rainwater can be prevented to the filter 19, enter the petroleum and then cause the pollution of the petroleum when the petroleum pipe is ventilative, the inside of the filter 19 is equipped with the breather, the breather includes the rotation axis 8, the surface of the rotation axis 8 is connected with the filter 19 rotatably, the rotation axis 8 can rotate inside the filter 19, the rotation axis 8 runs through the inside of the filter 19 and extends to the top of the filter 19, the fixed surface of the rotation axis 8 is connected with the dead lever 9, the other end fixedly connected with the rotating ring 6 of the dead lever 9, the surface of the rotating ring 6 is equipped with the screw thread, avoid causing the hand to slide and rotate motionlessly because of rainwater when the rotating ring 6 in rainy day, the rotating, the lower part of the surface of the rotating shaft 8 is fixedly connected with a first baffle plate 11, the first baffle plate 11 is conical, the first baffle plate 11 is arranged below a filter plate 19 and is not contacted with each other, the surface of the first baffle plate 11 is provided with a first ventilation opening 10, the bottom of the first baffle plate 11 is fixedly connected with a second baffle plate 16, the second baffle plate 16 is arranged on the right side of the first ventilation opening 10, the interior of the valve body 1 is fixedly connected with a second baffle plate 12, the second baffle plate 12 is conical, the second baffle plate 12 is arranged below the first baffle plate 11, the surface of the second baffle plate 12 is provided with a second ventilation opening 13, the surface of the second baffle plate 12 is fixedly connected with a first baffle plate 14, the first baffle plate 14 is arranged on the left side and the right side of the second ventilation opening 13, the second baffle plate 16 is arranged between two adjacent first baffle plates 14, the top of the first baffle plate 14 is fixedly connected with a sealing layer 18, the sealing layer 18 can enable the, the bottom of the rotating shaft 8 is rotatably connected with the rotating groove 17, the rotating shaft 8 is arranged in the rotating groove 17, the rotating ring 6 is rotated leftwards to enable the rotating shaft 8 to rotate, the baffle plate I11 is rotated to drive the vent hole I10 and the baffle plate II 16 to rotate, when the baffle plate II 16 is attached to the baffle plate I14, the vent hole I10 is overlapped with the vent hole II 13, the oil storage tank is ventilated, the vent hole I10 is rotated rightwards to rotate the vent hole I10, the baffle plate II 16 is rotated rightwards to be attached to the baffle plate I14 on the right side, sealing for the oil storage tank is formed, the surface of the valve body 1 is provided with a water flowing hole 7, after the water flowing hole is arranged between the two adjacent baffle plates I14, the rainwater obliquely entering the valve body 1 in rainy days flows into the space between the two adjacent baffle plates I14 from the vent hole I10 due to the conical shape of the baffle plate II 12, and the rainwater, and then avoided getting into the inside unable discharge of valve body 1 at the rainwater, when the oil storage tank takes a breath, and then cause the petroleum pollution in the rainwater of valve body 1 gets into the oil, the inside fixedly connected with splash guard 15 of valve body 1, splash guard 15 is in the below of baffle two 12 and each other contactless, and splash guard 15 has reduced the stone oil jar because of the full of oil dress for the mesh form, and causes the splash when the oil jar is ventilative, has reduced the waste of oil.

The working principle is as follows:

when the vent valve of the oil storage tank is used, a valve body 1 is fixed on the oil storage tank by penetrating through a fixing hole 3 through threads or bolts, a rotating ring 6 is rotated leftwards, a rotating shaft 8 is rotated, a baffle plate I11 is driven to rotate, the baffle plate I11 rotates to drive a vent hole I10 and a baffle plate II 16 to rotate, when the baffle plate II 16 is attached to the baffle plate I14, the vent hole I10 is superposed with a vent hole II 13, the oil storage tank is ventilated, the vent hole I10 is rotated rightwards, the baffle plate II 16 is attached to a baffle plate I14 on the right side in a right-turning mode, sealing of the oil storage tank is formed, rainwater obliquely entering the valve body 1 in rainy days flows into a space between two adjacent baffle plates I14 from the vent hole I10, the rainwater flows out from a drain hole 7, further, the rainwater is prevented from entering the valve body 1 and cannot be discharged, when the oil storage tank is, rainwater inside the valve body 1 enters petroleum to cause petroleum pollution.

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

1. The utility model provides an oil storage tank breather valve, includes valve body (1), its characterized in that: the fixed surface of valve body (1) is connected with fixed disk (2), fixed orifices (3) have been seted up on the surface of fixed disk (2), the top fixedly connected with bracing piece (4) of valve body (1), the top fixedly connected with bell jar (5) of bracing piece (4), bell jar (5) are directly over valve body (1), the inside fixedly connected with filter (19) of valve body (1), the inside of filter (19) is equipped with breather, discharge orifice (7) have been seted up on the surface of valve body (1), the inside fixedly connected with splash shield (15) of valve body (1).

2. The vent valve for petroleum storage tanks of claim 1, wherein: the air interchanger comprises a rotating shaft (8), the surface of the rotating shaft (8) is rotatably connected with a filter plate (19), the surface of the rotating shaft (8) is fixedly connected with a fixing rod (9), the other end of the fixing rod (9) is fixedly connected with a rotating ring (6), the surface of the rotating shaft (8) is fixedly connected with a first baffle plate (11), the first baffle plate (11) is arranged below the filter plate (19) and is not contacted with each other, a first ventilation opening (10) is formed in the surface of the first baffle plate (11), a second baffle plate (16) is fixedly connected to the bottom of the first baffle plate (11), the second baffle plate (16) is arranged on the right side of the first ventilation opening (10), a second baffle plate (12) is fixedly connected to the inside of the valve body (1), the second baffle plate (12) is arranged below the first baffle plate (11), and a second ventilation opening (13) is formed in the surface, the surface fixed connection of baffle two (12) blocks board one (14), the top fixedly connected with sealing layer (18) that blocks board one (14), rotation groove (17) have been seted up to the surperficial central authorities of baffle two (12), the bottom and the rotation groove (17) of rotation axis (8) are rotated and are connected, rotation axis (8) are in the inside that rotates groove (17).

3. The vent valve for petroleum storage tanks of claim 2, wherein: the rotating shaft (8) penetrates through the inside of the filter plate (19) and extends to the upper part of the filter plate (19).

4. The vent valve for petroleum storage tanks of claim 2, wherein: the first baffle (11) is conical, and the second baffle (12) is conical.

5. The vent valve for petroleum storage tanks of claim 2, wherein: the surface of the rotating ring (6) is provided with threads.