CN218000545U - Crude oil storage tank respiratory gas monitoring devices - Google Patents
Crude oil storage tank respiratory gas monitoring devices Download PDFInfo
- Publication number
- CN218000545U CN218000545U CN202222100895.9U CN202222100895U CN218000545U CN 218000545 U CN218000545 U CN 218000545U CN 202222100895 U CN202222100895 U CN 202222100895U CN 218000545 U CN218000545 U CN 218000545U
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- Prior art keywords
- pressure valve
- negative pressure
- damping
- disc
- lower extreme
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 230000000241 respiratory effect Effects 0.000 title claims abstract description 15
- 239000010779 crude oil Substances 0.000 title claims abstract description 13
- 238000012806 monitoring device Methods 0.000 title claims abstract description 13
- 238000013016 damping Methods 0.000 claims abstract description 68
- 230000001681 protective effect Effects 0.000 claims abstract description 10
- 210000000635 valve cell Anatomy 0.000 claims description 13
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 9
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 9
- 241001330002 Bambuseae Species 0.000 claims description 9
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 9
- 239000011425 bamboo Substances 0.000 claims description 9
- 210000005239 tubule Anatomy 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 239000003921 oil Substances 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 description 21
- 230000029058 respiratory gaseous exchange Effects 0.000 description 8
- 230000035939 shock Effects 0.000 description 5
- 239000007788 liquid Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model relates to an oil storage tank respiratory device technical field especially relates to a crude oil storage tank respiratory gas monitoring devices, including the valve body, the valve body lower extreme and storage tank body upper end pipe connection, the valve body upper end is equipped with positive pressure valve device, and valve body one side is equipped with negative pressure valve device, its characterized in that: the positive pressure valve device is composed of a protective cover, a supporting cylinder, exhaust holes, a positive pressure valve disc and a damping device, the damping device I is contacted with the upper end of the flange disc assembly, the damping device I is installed at the lower end of the positive pressure valve disc, the supporting cylinder is arranged at the upper end of the flange disc assembly, the protective cover is arranged at the upper end of the supporting cylinder, and the supporting cylinder is provided with a plurality of exhaust holes; the negative pressure valve device is composed of a negative pressure valve groove body, a negative pressure valve disc and a damping device, and the assembly structure is safe, reliable, convenient and practical, and saves cost.
Description
Technical Field
The utility model relates to an oil storage tank respiratory device technical field especially relates to a crude oil storage tank respiratory gas monitoring devices.
Background
Canister breathing, also known as: breathing of the storage tank; the tank breathing discharge is the steam discharge generated by the expansion and contraction of steam caused by the change of temperature and atmospheric pressure, and the tank breathing discharge is the condition that the liquid level in the tank is not changed at all, the internal pressure condition is monitored by a breathing valve for general tank breathing and a pressure gauge, and the breathing discharge task of the storage tank is completed;
the gravity type breather valve of 8110 model on the market controls the entering and discharging of internal gas by means of the up-and-down movement of a positive-negative pressure valve disc, but the gas can rapidly enter once the valve disc is opened in the high-pressure condition, so that the internal pressure is reduced, the valve disc rapidly falls down, and the contact place of the valve disc and the lower end is impacted to cause damage;
therefore, a device for preventing damage caused by long-term impact is needed to be arranged at the contact end between the valve disc and the lower end valve body, and the service life of the device is prolonged.
SUMMERY OF THE UTILITY MODEL
The utility model provides a crude oil storage tank respiratory gas monitoring devices.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a crude oil storage tank respiratory gas monitoring devices, includes positive pressure valve device, valve body, negative pressure valve device, valve body lower extreme and storage tank body upper end pipe connection, the valve body upper end is equipped with positive pressure valve device, valve body one side is equipped with negative pressure valve device, its characterized in that: the positive pressure valve device is characterized by further comprising a flange plate assembly, the flange plate assembly is arranged at the upper end of the valve body, the positive pressure valve device is composed of a protective cover, a supporting cylinder, exhaust holes, a positive pressure valve disc and a damping device I, the damping device I is contacted with the upper end of the flange plate assembly and is installed at the lower end of the positive pressure valve disc, the supporting cylinder is arranged at the upper end of the flange plate assembly, the protective cover is arranged at the upper end of the supporting cylinder, and a plurality of exhaust holes are formed in the supporting cylinder; the negative pressure valve device comprises a negative pressure valve groove body, a negative pressure valve disc and a damping device, wherein an air suction cylinder is arranged on one side of an air inlet cylinder on the valve body, the end part pipeline of the air suction cylinder is connected with the negative pressure valve groove body, a connecting cylinder is arranged at the upper end of a through hole at the lower end inside the negative pressure valve groove body, a damping device is connected to the upper end of the connecting cylinder in a contact manner, the damping device is arranged at the lower end of the negative pressure valve disc, an inserting shaft is arranged on the upper side of the negative pressure valve disc, and the inserting shaft is connected with an inserting cylinder in the upper end of the negative pressure valve groove body in a sliding manner.
The flange plate assembly maximum diameter disc up end is equipped with a plurality of bolt holes that link up, and the bolt hole is with the bolt hole coaxial line that is equipped with on support cylinder and the protection casing, peg graft with the bolt on the bolt device on the protection casing, the bolt extends to the lower extreme of the flange plate assembly maximum diameter disc of lower extreme, and the bolt stretches out tip and is close to flange plate assembly maximum diameter disc down terminal surface department and be equipped with the nut fixed.
The supporting cylinder inner wall is provided with a plurality of vertical sliding grooves, the outer side of the disc with the maximum diameter at the lower end of the positive pressure valve disc is provided with a plurality of valve disc arc sliding rails matched with the sliding grooves in a sliding mode, the inner wall of the groove body of the negative pressure valve is provided with another plurality of vertical sliding grooves, and another sliding grooves and the maximum diameter at the lower end of the negative pressure valve disc are provided with another plurality of valve disc arc sliding rails in a sliding mode.
The damping device I further comprises a first sealing gasket, a first spring and a first damping groove, the first damping groove is arranged at the lower end of the positive pressure valve disc, the first damping groove is circular and is connected with the end part of the upper end of the flange plate assembly in an inserting mode, a plurality of first springs are fixedly arranged on the inner wall of the upper end of an inner groove of the first damping groove, a first sealing gasket is fixedly installed at the lower end of each spring, and a circular sealing gasket is connected with the first damping groove in a sliding mode.
The second damping device further comprises a second damping groove, a second spring and a second sealing gasket, the lower end of the negative pressure valve disc is provided with a second circular damping groove matched with the negative pressure groove body in an internal connection through barrel, the inner wall of the upper end of the second circular damping groove is fixedly provided with a second vertical spring of a plurality of, the lower end of the second spring is fixedly connected with a second sealing gasket, and the second sealing gasket is in sliding connection with the second damping groove in an up-and-down mode.
Install the filter screen on the through-hole of negative pressure valve cell body lower extreme, it has the connecting pipe to peg graft in the middle of the filter screen, the inside a plurality of tubules that are equipped with of negative pressure valve disc lower extreme, the tubule is connected with two inside pipe connections in shock attenuation groove, the tubule other end all with connecting pipe one end pipe connection, the connecting pipe other end and outside pump body connection.
Has the advantages that: the damping device finishes the damping of the positive pressure valve disc and the negative pressure valve disc through the damping device I and the damping device II, relieves the damping effect, prevents the positive and negative pressure valve disc from being worn due to the up-and-down movement, and reduces the service life of the valve body;
the sealing gasket and the spring reduce the impact force between the positive and negative valve discs and the contact point when the positive and negative valve discs fall, and the sealing performance inside the valve body is ensured by the protection device and the sealing gasket.
High strength, simple process, long service life and low cost. The assembly structure is safe and reliable, convenient and practical, and saves cost.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the half-section structure of FIG. 1 according to the present invention;
FIG. 3 is a schematic view of the structure of view A of FIG. 2 according to the present invention;
FIG. 4 is a schematic view of view B of FIG. 2 according to the present invention;
FIG. 5 is a schematic view of the support cylinder and flange assembly of FIG. 1 according to the present invention;
fig. 6 is a schematic view of the positive pressure valve disc structure of fig. 1 according to the present invention.
In the figure: 1. a positive pressure valve device; 11. a protective cover; 12. a bolt device; 13. a support cylinder; 131. a chute; 14. an exhaust hole; 15. a positive pressure valve disc; 151. a valve disc arc slide rail; 16. A first damping device; 161. a first sealing gasket; 162. a first spring; 163. a first damping groove; 21. A flange assembly; 22. an air inlet cylinder; 2. a valve body; 23. an air suction cylinder; 3. a negative pressure valve device; 31. a negative pressure valve tank body; 32. a negative pressure valve disc; 33. a second damping device; 331. a second damping groove; 332. a second spring; 333. a second sealing gasket; 34. a thin tube; 35. a connecting pipe; 36. and (5) a filter screen.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-6, a crude oil storage tank respiratory gas monitoring devices, including positive pressure valve device 1, valve body 2, negative pressure valve device 3, 2 lower extremes of valve body and the pipe connection of storage tank body upper end, 2 upper ends of valve body are equipped with positive pressure valve device 1, 2 one sides of valve body are equipped with negative pressure valve device 3, its characterized in that: the positive pressure valve device 1 is composed of a protective cover 11, a supporting cylinder 13, exhaust holes 14, a positive pressure valve disc 15 and a first damping device 16, the first damping device 16 is contacted with the upper end of the flange disc assembly 21, the first damping device 16 is installed at the lower end of the positive pressure valve disc 15, the supporting cylinder 13 is arranged at the upper end of the flange disc assembly 21, the protective cover 11 is arranged at the upper end of the supporting cylinder 13, and the supporting cylinder 13 is provided with a plurality of exhaust holes 14;
negative pressure valve device 3 comprises negative pressure valve cell body 31, negative pressure valve disc 32 and two 33 damping device, 22 one side of the section of thick bamboo that admits air on the valve body 2 is equipped with a section of thick bamboo 23 of breathing in, and 23 end pipe connections of a section of thick bamboo that breathes in have negative pressure valve cell body 31, the inside lower extreme through-hole upper end of negative pressure valve cell body 31 is equipped with the connecting cylinder, and the contact of connecting cylinder upper end is connected with two 33 damping device, two 33 damping device install at negative pressure valve disc 32 lower extreme, negative pressure valve disc 32 upside is equipped with the spiale, spiale and the inside grafting section of thick bamboo sliding connection in negative pressure valve cell body 31 upper end.
The utility model discloses a flange dish subassembly 21 maximum diameter disc, including protection casing 11, bolt hole and support section of thick bamboo 13, the protection casing is equipped with the bolt hole coaxial line that a plurality of bolt holes that link up on 21 maximum diameter discs of flange dish subassembly, the bolt hole is equipped with the bolt hole on with support section of thick bamboo 13 and the protection casing 11, peg graft with the bolt on the bolt device 12 on the protection casing 11, the bolt extends to the lower extreme of 21 maximum diameter discs of flange dish subassembly of lower extreme, and the bolt stretches out tip and is close to flange dish subassembly 21 maximum diameter disc under the terminal surface department and be equipped with the nut fixed.
The inner wall of the supporting cylinder 13 is provided with a plurality of vertical sliding chutes 131, the outer side of the maximum diameter disc at the lower end of the positive pressure valve disc 15 is provided with a plurality of valve disc arc sliding rails 151 matched with the sliding chutes 131 in a sliding manner, the inner wall of the negative pressure valve groove body 31 is provided with a plurality of other vertical sliding chutes 131, and the maximum diameter disc at the lower ends of the other sliding chutes 131 and the negative pressure valve disc 32 is provided with a plurality of other valve disc arc sliding rails 151 in a sliding manner.
The first damping device 16 further comprises a first sealing gasket 161, a first spring 162 and a first damping groove 163, the lower end of the positive pressure valve disc 15 is provided with the first damping groove 163, the first damping groove 163 is in a circular shape and is inserted into the end part of the upper end of the flange component 21, a plurality of first springs 162 are fixedly arranged on the inner wall of the upper end of an inner groove of the first damping groove 163, the lower end of the first spring 162 is fixedly provided with a first sealing gasket 161, and the first sealing gasket 161 is in a circular shape and is in sliding connection with the first damping groove 163.
The second damping device 33 further comprises a second damping groove 331, a second spring 332 and a second sealing gasket 333, the lower end of the negative pressure valve disc 32 is provided with a second circular damping groove 331 communicated with the negative pressure groove body 31 in an internal connection manner, the inner wall of the upper end of the second circular damping groove 331 is fixedly provided with a second vertical spring 332, the lower end of the second spring 332 is fixedly connected with a second sealing gasket 333, and the second sealing gasket 333 is in vertical sliding connection with the second damping groove 331 in a circular shape.
Install filter screen 36 on the through-hole of negative pressure valve cell body 31 lower extreme, it has connecting pipe 35 to peg graft in the middle of filter screen 36, the inside a plurality of tubules 34 that are equipped with of negative pressure valve disc 32 lower extreme, tubule 34 and two 331 inside pipe connections in shock attenuation groove, the tubule 34 other end all with connecting pipe 35 one end pipe connection, the connecting pipe 35 other end and outside pump body coupling.
The working principle is as follows: when gas in the storage tank is connected with the breather valve through the air inlet cylinder 22 at the lower end of the valve body 2, when the pressure of the gas in the storage tank is positive pressure, the pressure can provide an upward force for the positive pressure valve disc 15, at the moment, the positive pressure valve disc 15 moves upwards, the connecting shaft at the upper end of the positive pressure valve disc 15 is in sliding connection with the inserting hole at the top end of the protective cover 11, the gas is discharged through the plurality of exhaust holes 14 in the supporting cylinder 13, the internal pressure is reduced, after the gas is rapidly discharged, the positive pressure valve disc 15 can rapidly fall due to inertia to impact force on the upper end of the flange plate assembly 21, at the moment, the first sealing gasket 161 is in contact with the contact surface at the upper end of the flange plate assembly 21, the first rear end spring 162 is used for damping the impact force on the first sealing gasket 161, the impact force is reduced, the connecting port at the upper end of the flange plate assembly 21 can be inserted into a part of the first damping groove 163 to ensure the sealing performance inside the valve body 2, the outer side of the lower end of the damping groove 163 is provided with a chamfer, and the condition that the axis of the flange plate assembly 21 is not unified to cause dislocation is prevented;
when the gas in the storage tank is in negative pressure, the pressure is transferred to the suction cylinder 23 through the air inlet cylinder 22 at the lower end of the valve body 2, the negative pressure valve disc 32 is controlled to move upwards, at the moment, the gas enters through the through hole at the lower end of the negative pressure valve tank body 31, the filter screen 36 filters unnecessary components in the air, then the negative pressure valve disc 32 moves downwards after reaching a certain pressure, but impact force is generated on the upper end face of a connecting cylinder on the through hole at the lower end of the negative pressure valve tank body 31, the upper end face of the connecting cylinder is in contact with the lower end face of the second sealing gasket 333, and the force is removed through the second spring 332, so that the shock absorption is completed;
through damping device one, two adjust well, negative pressure valve disc 32 carries out the shock attenuation, increase life, the outside pump of the connecting pipe 35 other end can be connected with the coolant liquid, to two 331 inside condensing agents that add in shock attenuation groove, prevent that negative pressure valve disc 32 from condensing to freeze, can be equipped with a plurality of positive pressure valve device 1 or negative pressure valve device 3 on the valve body 2, set up according to user's needs.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a crude oil storage tank respiratory gas monitoring devices, includes positive pressure valve device (1), valve body (2), negative pressure valve device (3), valve body (2) lower extreme and storage tank body upper end pipe connection, valve body (2) upper end is equipped with positive pressure valve device (1), valve body (2) one side is equipped with negative pressure valve device (3), its characterized in that: the positive pressure valve is characterized by further comprising a flange plate assembly (21), the flange plate assembly (21) is arranged at the upper end of the valve body (2), the positive pressure valve device (1) is composed of a protective cover (11), a supporting cylinder (13), exhaust holes (14), a positive pressure valve disc (15) and a damping device I (16), the damping device I (16) is contacted with the upper end of the flange plate assembly (21), the damping device I (16) is installed at the lower end of the positive pressure valve disc (15), the supporting cylinder (13) is arranged at the upper end of the flange plate assembly (21), the protective cover (11) is arranged at the upper end of the supporting cylinder (13), and a plurality of exhaust holes (14) are formed in the supporting cylinder (13);
negative pressure valve device (3) comprise negative pressure valve cell body (31), negative pressure valve disc (32) and damping device two (33), air inlet tube (22) one side on valve body (2) is equipped with air suction tube (23), and air suction tube (23) end pipe connection has negative pressure valve cell body (31), the inside lower extreme through-hole upper end of negative pressure valve cell body (31) is equipped with the connecting cylinder, and the contact is connected with damping device two (33) on the connecting cylinder, damping device two (33) are installed at negative pressure valve disc (32) lower extreme, negative pressure valve disc (32) upside is equipped with the spiale, spiale and negative pressure valve cell body (31) upper end inside spiale sliding connection.
2. The crude oil storage tank respiratory gas monitoring device of claim 1, wherein: the flange plate assembly (21) maximum diameter disc up end is equipped with a plurality of bolt holes that link up, the bolt hole with support section of thick bamboo (13) and protection casing (11) on be equipped with the same axis of bolt hole, peg graft with the bolt on bolt device (12) on protection casing (11), the bolt extends to the lower extreme of flange plate assembly (21) maximum diameter disc of lower extreme, the bolt stretches out tip and is close to flange plate assembly (21) maximum diameter disc under the terminal surface department be equipped with the nut fixed.
3. The crude oil storage tank respiratory gas monitoring device of claim 1, wherein: support a section of thick bamboo (13) inner wall and be equipped with a plurality of vertical spout (131), malleation valve disc (15) lower extreme maximum diameter disc outside is equipped with a plurality of and spout (131) cooperation sliding connection's valve disc circular arc slide rail (151), negative pressure valve cell body (31) inner wall is equipped with another a plurality of vertical spout (131), is equipped with a plurality of other valve disc circular arc slide rail (151) sliding connection on other spout (131) and negative pressure valve disc (32) lower extreme maximum disc diameter.
4. The crude oil storage tank respiratory gas monitoring device of claim 1, wherein: damping device (16) still includes sealed pad (161), spring (162), damping slot (163), malleation valve disc (15) lower extreme is equipped with damping slot (163), damping slot (163) are circular and ring flange subassembly (21) upper end tip grafting, damping slot (163) inside groove upper end inner wall is fixed and is equipped with a plurality of spring (162), spring (162) lower extreme fixed mounting has sealed pad (161), sealed pad (161) one becomes ring shape and damping slot (163) sliding connection.
5. The crude oil storage tank respiratory gas monitoring device of claim 1, wherein: damping device two (33) still include damping tank two (331), spring two (332), sealed two (333) of filling up, negative pressure valve disc (32) lower extreme be equipped with negative pressure valve cell body (31) internal connection lead to a circular damping tank two (331) of section of thick bamboo complex, the fixed vertical spring two (332) of a plurality of that are equipped with of inside upper end inner wall of circular damping tank two (331), the sealed pad two (333) of spring two (332) lower extreme fixedly connected with, sealed pad two (333) are ring shape and damping tank two (331) sliding connection from top to bottom.
6. The crude oil storage tank respiratory gas monitoring device of claim 5, wherein: install filter screen (36) on negative pressure valve cell body (31) lower extreme through-hole, it has connecting pipe (35) to peg graft in the middle of filter screen (36), negative pressure valve disc (32) lower extreme is inside to be equipped with a plurality of tubules (34), tubule (34) and damping tank two (331) inside pipe connection, tubule (34) other end all with connecting pipe (35) one end pipe connection, connecting pipe (35) other end and outside pump body coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222100895.9U CN218000545U (en) | 2022-08-10 | 2022-08-10 | Crude oil storage tank respiratory gas monitoring devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222100895.9U CN218000545U (en) | 2022-08-10 | 2022-08-10 | Crude oil storage tank respiratory gas monitoring devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218000545U true CN218000545U (en) | 2022-12-09 |
Family
ID=84320377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222100895.9U Expired - Fee Related CN218000545U (en) | 2022-08-10 | 2022-08-10 | Crude oil storage tank respiratory gas monitoring devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218000545U (en) |
-
2022
- 2022-08-10 CN CN202222100895.9U patent/CN218000545U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221209 |