CN114904300B - Self-sealing deaerator device - Google Patents
Self-sealing deaerator device Download PDFInfo
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- CN114904300B CN114904300B CN202210450437.XA CN202210450437A CN114904300B CN 114904300 B CN114904300 B CN 114904300B CN 202210450437 A CN202210450437 A CN 202210450437A CN 114904300 B CN114904300 B CN 114904300B
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- 238000007789 sealing Methods 0.000 title claims abstract description 62
- 239000007788 liquid Substances 0.000 claims abstract description 28
- 239000011148 porous material Substances 0.000 claims abstract description 28
- 239000000110 cooling liquid Substances 0.000 claims abstract description 24
- 238000001914 filtration Methods 0.000 claims abstract description 11
- 238000004140 cleaning Methods 0.000 claims abstract description 4
- 239000012530 fluid Substances 0.000 claims abstract description 4
- 238000000926 separation method Methods 0.000 claims abstract description 4
- 239000011258 core-shell material Substances 0.000 claims description 19
- 239000006260 foam Substances 0.000 claims description 17
- 230000000903 blocking effect Effects 0.000 claims description 16
- 229920005560 fluorosilicone rubber Polymers 0.000 claims description 15
- 208000034699 Vitreous floaters Diseases 0.000 claims description 13
- 230000033228 biological regulation Effects 0.000 claims description 4
- 238000001816 cooling Methods 0.000 abstract description 8
- 238000005516 engineering process Methods 0.000 abstract description 2
- 239000012535 impurity Substances 0.000 description 16
- 230000000694 effects Effects 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000003749 cleanliness Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/0031—Degasification of liquids by filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/0005—Degasification of liquids with one or more auxiliary substances
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/0068—General arrangements, e.g. flowsheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/02—Foam dispersion or prevention
Abstract
The invention discloses a self-sealing deaerator device, which comprises a deaerator body, wherein the deaerator body is provided with a filtering cavity, a slow flow cavity, a float cavity and a drainage cavity, and the cavities are welded and form the self-sealing deaerator body; the filter cavity is used for filtering and cleaning the cooling liquid entering the deaerator body and comprises a filter cavity shell, a porous filter element, a central opening pore plate, a filter screen A and a fastening screw; the slow flow cavity is used for realizing gas-liquid separation and fluid resistance adjustment; the float cavity is used for realizing self-sealing of liquid and unblocking of gas; the exhaust cavity is communicated with the float cavity, and when gas enters the float cavity, the gas enters the exhaust cavity through a gap between the ladder float and the float cavity shell so as to realize unblocked gas. The invention solves the technical problem of leakage caused by the lack of self-sealing modules and filtering modules in the existing deaerator technology, not only meets the deaeration requirement of a liquid cooling system, but also can realize self-sealing of liquid.
Description
Technical Field
The invention relates to the field of radar heat dissipation, in particular to a self-sealing deaerator device.
Background
The liquid cooling system is widely applied to the fields of data centers, new system radars, power grid simulation centers, climate change coping systems, high-capacity power equipment and the like, and meets the heat dissipation requirement under the condition of high heat flux density. In order to ensure stable cooling capacity and reduce pipeline corrosion, the liquid cooling system adopts a deaerator or an exhaust valve to exhaust system mixed gas.
The Netherlands Spirotech company discloses a commercial deaerator, which is started and stopped by utilizing a floater linkage air exhaust device, and has two defects, namely, the non-centering and non-self-sealing floater is easily subjected to the action of liquid lateral moment, namely, when liquid is filled into an air collection cavity, the liquid acts on the floater instead, and the air exhaust device is pulled open, so that liquid leakage is caused. Secondly, the deaerator does not have filtration module per se, and impurity, foam etc. often appear in the actual operation of liquid cooling system and block between sealed pad and gas vent, and sealed pad can't reset, causes the weeping.
In the prior art: an exhaust valve (publication number: CN 111911487A) discloses an exhaust valve, which solves the problem that external gas enters the system, and has the defects that a self-sealing module and a filtering module are not available, so that liquid is easy to pour into an exhaust port or impurities block an exhaust ball to cause liquid leakage; an automatic exhaust valve (publication number: CN 111895164A) discloses an automatic exhaust valve, solves the problem that the movement of a valve core is not influenced by the working pressure of a system, and has the defects that a self-sealing module and a filtering module are lacked, and liquid is easy to pour into an exhaust channel or the impurity blocks a valve core pontoon, so that liquid leakage is caused.
Therefore, providing a deaerator with self-sealing and high impurity capacity is a problem to be solved by those skilled in the art.
Disclosure of Invention
The present invention is directed to a self-sealing deaerator device, which solves the above-mentioned problems.
In order to achieve the above purpose, the present invention provides the following technical solutions: the self-sealing deaerator device comprises a deaerator body, wherein the deaerator body is provided with a filter cavity, a slow flow cavity, a float cavity and a drainage cavity, and the cavities are welded in sequence and form the self-sealing deaerator body.
Preferably, the filter chamber is used for filtering and cleaning the cooling liquid entering the deaerator body, and the filter chamber comprises a filter chamber shell, a porous filter element, a central opening pore plate, a filter screen A and fastening screws, wherein the central opening pore plate is provided with two layers and is fixed on the inner end surface of the filter chamber shell through the fastening screws in a screwed manner, the filter screen A is welded at the central opening of the central opening pore plate, and the porous filter element is columnar and is arranged between the two layers of central opening pore plates.
Preferably, the slow flow cavity is used for realizing gas-liquid separation and fluid resistance adjustment, and consists of a slow flow cavity shell, a central flow blocking column, an annular flow blocking net, a central sealing pore plate and a filter screen B, wherein the left side end of the slow flow cavity shell is communicated with the filter cavity shell, the central flow blocking column is arranged at the center of the inner side of the slow flow cavity shell, and the annular flow blocking net is arranged at the outer side of the central flow blocking column; the central sealing pore plate is provided with a plurality of filter screens B which are annularly distributed on the inner side of the slow flow cavity shell and are arranged on the inner side of the opening of the central sealing pore plate.
Preferably, the float cavity is used for realizing self sealing of liquid and unblocking of gas, and consists of a float cavity shell, a central opening limiting orifice plate and a central rod connected ladder float, wherein the central opening limiting orifice plate is provided with two layers, and the two layers of central opening limiting orifice plates are welded on the inner surface of the float cavity shell in parallel to form a float movement space cavity; the density of the central rod and step floater is higher than that of gas and lower than that of cooling liquid, the central rod and step floater comprises a central rod body and step floaters arranged in the middle of the central rod body, the central rod body penetrates through central limiting holes of two layers of central opening limiting pore plates, and the bottom surface of the central rod body is in contact with the upper surface of the central sealing pore plate in the slow flow cavity.
Preferably, the exhaust cavity is communicated with the float cavity, when gas enters the float cavity, the gas enters the exhaust cavity through a gap between the ladder float and the float cavity shell to realize smooth gas, the exhaust cavity is used for realizing constant-pressure exhaust and exhaust pressure regulation, and the exhaust cavity consists of an exhaust cavity shell, a center hole exhaust cap, an exhaust nozzle, a fluorosilicone rubber sealing gasket and a pre-tightening spring; the exhaust nozzle is welded on the exhaust cavity shell, the outer surface of the exhaust nozzle is connected with the center hole exhaust cap through threads, and the inner side of the exhaust nozzle is provided with a pre-tightening spring; the end face of the fluorosilicone rubber sealing pad abuts against the inner end face of the exhaust nozzle, one side of the pre-tightening spring is fixed on the inner surface of the exhaust cap, and the other side of the pre-tightening spring is fixed on the outer surface of the fluorosilicone rubber sealing pad.
Preferably, the porous filter element comprises a core shell, a filter element body, a cover plate and a frame body structure, wherein the core shell is a hollow cylinder, a through hole is arranged at the outer side of the core shell, the filter element body can be arranged at the inner side of a cavity of the core shell, and the cover plate is arranged at an opening at the front end of the core shell; the frame body structure provides a supporting function of the core shell and comprises a plurality of supporting rings, supporting ribs connected between two adjacent supporting rings and foam piercing nets arranged on the inner sides of the supporting rings and the supporting ribs; the foam piercing net comprises a net body and piercing needles arranged outside meshes of the net body.
Compared with the prior art, the invention has the beneficial effects that:
the self-sealing deaerator device solves the technical problem of leakage caused by the lack of a self-sealing module and a filtering module in the existing deaerator technology, not only meets the deaeration requirement of a liquid cooling system, but also can realize self-sealing of liquid, and improves the reliability of the deaeration process, the maintainability of the deaerator and the impurity removal capability.
Drawings
FIG. 1 is a front view of the overall device of the present invention;
FIG. 2 is a cross-sectional view of the overall device of the present invention;
FIG. 3 is a left side view of a filter according to an embodiment of the invention;
FIG. 4 is a cross-sectional view of a filter chamber in an embodiment of the invention;
FIG. 5 is a cross-sectional view of a slow flow chamber in an embodiment of the invention;
FIG. 6 is a three-dimensional block diagram of a slow flow chamber in an embodiment of the invention;
FIG. 7 is a cross-sectional view of a float chamber in an embodiment of the invention;
FIG. 8 is a top view of an exhaust chamber in an embodiment of the invention;
FIG. 9 is a cross-sectional view of an exhaust chamber in an embodiment of the invention;
FIG. 10 is a schematic view of a porous filter element according to an embodiment of the invention;
fig. 11 is a schematic diagram showing the states of the normal mode and the self-sealing mode in the embodiment of the invention.
In the figure: 1. a filter chamber; 2. a slow flow cavity; 3. a float chamber; 4. an exhaust chamber; 5. a filter housing; 6. a porous filter element; 601. a core shell; 602. a filter element body; 603. a cover plate; 604. a support ring; 605. a support rib; 606. foam piercing net; 7. a central open orifice plate; 8. a filter screen A; 9. a fastening screw; 10. a slow flow cavity shell; 11. a central choke column; 12. an annular flow blocking net; 13. a central sealing orifice plate; 14. a filter screen B; 15. a float chamber housing; 16. a limiting orifice plate with a central opening; 17. the central rod is connected with a ladder floater; 18. an exhaust chamber housing; 19. a center vented exhaust cap; 20. an exhaust nozzle; 21. a fluorosilicone rubber gasket; 22. and (5) pre-tightening the spring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
Referring to fig. 1-2, the present invention provides a technical solution: the self-sealing deaerator device comprises a deaerator body, wherein the deaerator body is provided with a filter cavity 1, a slow flow cavity 2, a float cavity 3 and an exhaust cavity 4, and the cavities are welded in sequence and form the self-sealing deaerator body.
Referring to fig. 3-4, the filter cavity 1 is used for filtering and cleaning a cooling liquid entering the deaerator body, the filter cavity 1 comprises a filter cavity shell 5, a porous filter element 6, a central opening pore plate 7, a filter screen A8 and a fastening screw 9, wherein the central opening pore plate 7 is provided with two layers and is fixedly connected to the inner end surface of the filter cavity shell 5 through the fastening screw 9 in a threaded manner, the filter screen A8 is welded at the central opening of the central opening pore plate 7, and the porous filter element 6 is columnar and is arranged between the two layers of central opening pore plates 7.
In this embodiment, the filter screen A8 intercepts impurities such as floc, and the porous filter element 6 adsorbs impurities such as foam and particulate matter.
In this embodiment, the filter chamber 1 not only can realize filtration and improve the cleanliness of the cooling liquid, but also facilitates regular replacement of the porous filter element 6. Only four fastening screws 9 are needed to be unscrewed, a layer of center opening pore plate 7 is removed, the porous filter element 6 is replaced, the filter screen A8 is washed, impurities such as floccules are removed, and then the filter screen A is installed and reduced.
Referring to fig. 10, in this embodiment, the porous filter element 6 includes a core shell 601, a filter element body 602, a cover plate 603 and a frame structure, where the core shell 601 is a hollow cylinder, a through hole is provided on the outer side of the core shell 601, the filter element body 602 may be installed on the inner side of the cavity of the core shell 601, and the cover plate 603 is installed at the front end opening of the core shell 601; the frame structure provides the supporting function of the core shell 601, and comprises a plurality of supporting rings 604, supporting ribs 605 connected between two adjacent supporting rings 604, and foam piercing nets 606 arranged on the inner sides of the supporting rings 604 and the supporting ribs 605; the foam piercing net 606 comprises a net body and piercing needles arranged outside meshes of the net body. The porous filter element 6 adsorbs impurities such as foam through the filter element body 602 therein, so that in order to avoid that large-size foam cannot be adsorbed by the porous filter element 6, the foam piercing net 606 is arranged, the foam piercing net 606 can separate the large-size foam into small foam, and the small foam is further separated through the piercing needles, so that better adsorptivity of the filter element body 602 to foam impurities is realized.
Referring to fig. 5-6, a slow flow cavity 2 is used for realizing gas-liquid separation and fluid resistance adjustment, the slow flow cavity 2 is composed of a slow flow cavity shell 10, a central flow blocking column 11, an annular flow blocking net 12, a central sealing orifice plate 13 and a filter screen B14, wherein the left side end of the slow flow cavity shell 10 is communicated with the filter cavity shell 5, the center of the inner side of the slow flow cavity shell 10 is provided with the central flow blocking column 11, and the outer side of the central flow blocking column 11 is provided with the annular flow blocking net 12; the central sealing orifice plates 13 are provided with a plurality of annular filter screens B14 which are distributed on the inner sides of the slow flow cavity shells 10 and are arranged on the inner sides of the openings of the plurality of central sealing orifice plates 13.
In this embodiment, the slow flow cavity 2 divides the cooling liquid by using a plurality of slow flow components to reduce the flow velocity, wherein the slow flow components include two layers of annular choke nets 12, a central choke column 11 and the slow flow cavity shell 10, the two layers of annular choke nets 12 divide large bubbles in the cooling liquid into small bubbles, the central choke column 11 and the slow flow cavity shell 10 form a flow around area, the lighter small bubbles are separated out from the cooling liquid due to the inertia effect of the reduced flow velocity and the centrifugal effect of the flow around, the primarily layered cooling liquid and the mixed gas flow through a filter screen B14 of a central sealing orifice plate 13, the flow velocity is reduced again, and the flow is more gentle.
Referring to fig. 7, the float cavity 3 is used for realizing self-sealing and smooth air-sealing of liquid, and the float cavity 3 is composed of a float cavity shell 15, a central opening limiting orifice plate 16 and a central rod connected ladder float 17, wherein the central opening limiting orifice plate 16 is provided with two layers, and the two layers of central opening limiting orifice plates 16 are welded on the inner surface of the float cavity shell 15 in parallel to form a float movement space cavity; the density of the center rod and step floater 17 is higher than that of gas and lower than that of cooling liquid, the center rod and step floater 17 comprises a center rod body and step floaters arranged in the middle of the center rod body, the center rod body penetrates through center limiting holes of two layers of center opening limiting hole plates 16, and the bottom surface of the center rod body is in contact with the upper surface of the center sealing hole plate 13 in the slow flow cavity 2.
Referring to fig. 8-9, the float cavity 3 is communicated with the exhaust cavity 4, when gas enters the float cavity 3, the gas enters the exhaust cavity 4 through a gap between the central rod connecting step float 17 and the float cavity shell 15, so as to realize smooth gas, the exhaust cavity 4 is used for realizing constant pressure exhaust and exhaust pressure regulation, and the exhaust cavity 4 consists of an exhaust cavity shell 18, a central hole exhaust cap 19, an exhaust nozzle 20, a fluorosilicone rubber sealing gasket 21 and a pre-tightening spring 22; the exhaust nozzle 20 is welded on the exhaust cavity shell 18, the outer surface of the exhaust nozzle 20 is connected with the center hole exhaust cap 19 through threads, and the inner side of the exhaust nozzle 20 is provided with a pre-tightening spring 22; the end face of the fluorosilicone rubber sealing pad 21 abuts against the inner end face of the exhaust nozzle 20, one side of the pre-tightening spring 22 is fixed on the inner surface of the center hole exhaust cap 19, and the other side of the pre-tightening spring is fixed on the outer surface of the fluorosilicone rubber sealing pad 21.
In the embodiment, the structure of the fluorosilicone rubber sealing gasket 21, the pre-tightening spring 22, the center hole exhaust cap 19 and the exhaust nozzle 20 can realize constant pressure exhaust, exhaust pressure regulation and control and exhaust nozzle maintenance; by twisting the center vented cap 19, the amount of compression of the pretension spring 22 can be adjusted to vary the venting pressure. Even if the filter cavity 1 fails, the cooling liquid impurities are clamped between the contact surfaces of the fluorosilicone rubber sealing gasket 21 and the exhaust nozzle 20, the center hole exhaust cap 19 can be unscrewed, the pre-tightening spring 22 and the fluorosilicone rubber sealing gasket 21 are pulled out, and the impurities are removed, so that the maintainability and the impurity containing capacity of the deaerator are improved.
Referring to fig. 11, in the present embodiment, the apparatus of the present invention has two operation modes: a normal mode and a self-sealing mode. When the operation back pressure of the liquid cooling system is high, liquid is filled into the float cavity 3, and the deaerator is automatically switched from the normal mode to the self-sealing mode.
In the conventional mode, the cooling liquid carrying bubbles and impurities flows into the filter cavity 1, the filter screen A8 at the position of the central opening pore plate 7 intercepts impurities such as floccules, the porous filter element 6 adsorbs the bubbles, the inner wall of a pipeline washes out the impurities such as metal particles, the cooling liquid with improved cleanliness enters the slow flow cavity 2, the flow speed is reduced, the two layers of annular choke nets 12 divide large bubbles in the cooling liquid into small bubbles, the central choke column 11 and the slow flow cavity shell 10 form a flow around area, the lighter small bubbles are separated out from the cooling liquid due to the inertia effect of the reduced flow speed and the centrifugal effect of the flow around, the primarily layered cooling liquid and the mixed gas flow through the filter screen B14 of the central sealing pore plate 13, the flow speed is further reduced, the flow is more gentle, the gas-liquid is further layered, and the gas-liquid enters the float cavity 3; the two layers of central opening limiting pore plates 16 are welded on the inner surface of the float cavity shell 15 to form a movement space cavity of a central rod connected with a stepped float 17, the central rod of the stepped float passes through the central limiting holes of the two layers of central opening limiting pore plates 16, the bottom surface of the central rod is contacted with the upper surface of the central sealing pore plate 13 in the slow flow cavity 2, as the density of the central rod connected with the stepped float 17 is higher than that of gas and lower than that of cooling liquid, when separated upper-layer gas enters the float cavity 3, the buoyancy of the stepped float is insufficient to push the float to rise axially, and the gas enters the exhaust cavity 4 through a gap between the stepped float and the float cavity shell 15, so that the gas is unblocked; finally, the gas is continuously accumulated in the exhaust cavity shell 18 of the exhaust cavity 4, the pressure is increased, the fluorosilicone rubber sealing gasket 21 in the exhaust nozzle 20 is pushed, the pre-tightening spring 22 is compressed, the gas is discharged from the central opening of the central opening exhaust cap 19, the pressure of the gas in the cavity is reduced, the pre-tightening spring 22 is recovered, and the fluorosilicone rubber sealing gasket 21 is reset, so that the exhaust process is completed once.
If the liquid cooling system has higher running back pressure, the pressure loss of the filter cavity 1 and various pore plates still cannot offset the high back pressure of the cooling liquid, the cooling liquid is poured into the float cavity 3, the central rod is connected with the buoyancy force born by the ladder float 17 to push the float to axially rise until the ladder surface of the float is attached to the inner end surface of the float cavity shell 15, self-sealing is realized, the self-sealing mode is realized, and the attachment of the float and the shell is tighter as the back pressure of the cooling liquid is higher. When small bubbles in the cooling liquid are separated out, the small bubbles replace the position of the cooling liquid and are accumulated in the float cavity 3, the gas buoyancy is insufficient to support the central rod and the ladder floats 17, the floats sink downwards along the shaft, a channel is opened, and the gas enters the exhaust cavity 4 to complete the exhaust process in the conventional mode.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. The self-sealing deaerator device is characterized by comprising a deaerator body, wherein the deaerator body is provided with a filter cavity (1), a slow flow cavity (2), a float cavity (3) and a drainage cavity (4), and the cavities are welded in sequence and form the self-sealing deaerator body;
the filter cavity (1) is used for filtering and cleaning cooling liquid entering the deaerator body, the filter cavity (1) comprises a filter cavity shell (5), a porous filter element (6), a central opening pore plate (7), a filter screen A (8) and fastening screws (9), wherein the central opening pore plate (7) is provided with two layers and is fixedly connected to the inner end surface of the filter cavity shell (5) through the fastening screws (9) in a threaded manner, the filter screen A (8) is welded at the central opening of the central opening pore plate (7), and the porous filter element (6) is columnar and is arranged between the two layers of central opening pore plates (7);
the slow flow cavity (2) is used for realizing gas-liquid separation and fluid resistance adjustment, the slow flow cavity (2) consists of a slow flow cavity shell (10), a central flow blocking column (11), an annular flow blocking net (12), a central sealing pore plate (13) and a filter screen B (14), wherein the left side end of the slow flow cavity shell (10) is communicated with the filter cavity shell (5), the central flow blocking column (11) is arranged at the center of the inner side of the slow flow cavity shell (10), and the annular flow blocking net (12) is arranged at the outer side of the central flow blocking column (11); the central sealing pore plates (13) are provided with a plurality of filter screens B (14) which are annularly distributed on the inner sides of the slow flow cavity shells (10) and are arranged on the inner sides of the openings of the plurality of central sealing pore plates (13);
the float cavity (3) is used for realizing self-sealing and smooth air-tightness of liquid, the float cavity (3) is composed of a float cavity shell (15), a central opening limiting orifice plate (16) and a central rod connected ladder float (17), wherein the central opening limiting orifice plate (16) is provided with two layers, and the two layers of central opening limiting orifice plates (16) are welded on the inner surface of the float cavity shell (15) in parallel to form a float movement space cavity; the density of the central rod and step floater (17) is higher than that of gas and lower than that of cooling liquid, the central rod and step floater (17) comprises a central rod body and step floaters arranged in the middle of the central rod body, the central rod body penetrates through central limiting holes of two layers of central opening limiting hole plates (16), and the bottom surface of the central rod body is in contact with the upper surface of a central sealing hole plate (13) in the slow flow cavity (2);
when gas enters the float cavity (3), the float cavity (3) is connected with a gap between the ladder float (17) and the float cavity shell (15) through a central rod to enter the air exhaust cavity (4) so as to realize smooth air exhaust, the air exhaust cavity (4) is used for realizing constant-pressure air exhaust and air exhaust pressure regulation, and the air exhaust cavity (4) consists of an air exhaust cavity shell (18), a central opening air exhaust cap (19), an air exhaust nozzle (20), a fluorosilicone rubber sealing gasket (21) and a pre-tightening spring (22); the exhaust nozzle (20) is welded on the exhaust cavity shell (18), the outer surface of the exhaust nozzle (20) is connected with the center hole exhaust cap (19) through threads, and the inner side of the exhaust nozzle (20) is provided with a pre-tightening spring (22); the end face of the fluorosilicone rubber sealing pad (21) abuts against the inner end face of the exhaust nozzle (20), one side of the pre-tightening spring (22) is fixed on the inner surface of the center hole exhaust cap (19), and the other side of the pre-tightening spring is fixed on the outer surface of the fluorosilicone rubber sealing pad (21).
2. A self-sealing deaerator apparatus as set forth in claim 1, wherein: the porous filter element (6) comprises a core shell (601), a filter element body (602), a cover plate (603) and a frame body structure, wherein the core shell (601) is a hollow cylinder, a through hole is formed in the outer side of the core shell (601), the filter element body (602) can be arranged in the inner side of a cavity of the core shell (601), and the cover plate (603) is arranged at the opening of the front end of the core shell (601); the frame body structure provides a supporting function of the core shell (601), and comprises a plurality of supporting rings (604), supporting ribs (605) connected between two adjacent supporting rings (604), and foam piercing nets (606) arranged on the inner sides of the supporting rings (604) and the supporting ribs (605); the foam piercing net (606) comprises a net body and piercing needles arranged outside meshes of the net body.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210450437.XA CN114904300B (en) | 2022-04-27 | 2022-04-27 | Self-sealing deaerator device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210450437.XA CN114904300B (en) | 2022-04-27 | 2022-04-27 | Self-sealing deaerator device |
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| CN114904300A CN114904300A (en) | 2022-08-16 |
| CN114904300B true CN114904300B (en) | 2024-02-23 |
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| CN107387849A (en) * | 2016-05-14 | 2017-11-24 | 郑开省 | A kind of double floating body air bleeding valves of dual control chambers |
| CN207294262U (en) * | 2017-06-07 | 2018-05-01 | 上海翱途流体科技有限公司 | A kind of exhaust sewage collection system for the circulation being applied under extreme temperature |
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| CN207830657U (en) * | 2018-01-08 | 2018-09-07 | 青岛正宇机电制造有限公司 | The Anti-splash automatic exhaust steam valve of adjustable pressure |
| CN211935819U (en) * | 2020-03-25 | 2020-11-17 | 上海颇勒过滤技术有限公司 | Stainless steel fibrofelt folding filter element |
| CN214036993U (en) * | 2020-11-20 | 2021-08-24 | 浙江高博卫浴有限公司 | Spiral micro-bubble exhaust valve |
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| US6893485B2 (en) * | 2002-05-31 | 2005-05-17 | Swabey, Ogilvy, Renault | Method and kit for use with standard pipe couplings to construct a de-aerator |
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| CN203954849U (en) * | 2014-07-02 | 2014-11-26 | 上海翱途流体科技有限公司 | A kind of exhaust sewage collection system |
| CN107387849A (en) * | 2016-05-14 | 2017-11-24 | 郑开省 | A kind of double floating body air bleeding valves of dual control chambers |
| CN205935056U (en) * | 2016-08-04 | 2017-02-08 | 上海翱途流体科技有限公司 | Be applied to circulating water system's exhaust sewage collecting device who has a voltage stabilizing function |
| CN206017971U (en) * | 2016-08-27 | 2017-03-15 | 浙江皇冠实业有限公司 | A kind of air bleeding valve |
| CN207294262U (en) * | 2017-06-07 | 2018-05-01 | 上海翱途流体科技有限公司 | A kind of exhaust sewage collection system for the circulation being applied under extreme temperature |
| CN207619046U (en) * | 2017-11-02 | 2018-07-17 | 郑州博容节能设备有限公司 | Plumbing pipe exhaust decontamination filter assemblies and its plumbing pipe are vented decontamination apparatus |
| CN207830657U (en) * | 2018-01-08 | 2018-09-07 | 青岛正宇机电制造有限公司 | The Anti-splash automatic exhaust steam valve of adjustable pressure |
| CN211935819U (en) * | 2020-03-25 | 2020-11-17 | 上海颇勒过滤技术有限公司 | Stainless steel fibrofelt folding filter element |
| CN214036993U (en) * | 2020-11-20 | 2021-08-24 | 浙江高博卫浴有限公司 | Spiral micro-bubble exhaust valve |
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| Publication number | Publication date |
|---|---|
| CN114904300A (en) | 2022-08-16 |
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