CN211289568U - Oxygen fills dress production line with cold volume recycle system - Google Patents
Oxygen fills dress production line with cold volume recycle system Download PDFInfo
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- CN211289568U CN211289568U CN201922428017.8U CN201922428017U CN211289568U CN 211289568 U CN211289568 U CN 211289568U CN 201922428017 U CN201922428017 U CN 201922428017U CN 211289568 U CN211289568 U CN 211289568U
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Abstract
The utility model relates to the technical field of air separation, in particular to an oxygen filling production line with a cold energy recycling system, which comprises a liquid oxygen vaporization pipeline and a cooling water preparation pipeline; the liquid oxygen vaporization pipeline comprises a vaporizer, an oxygen filling system, a liquid conveying pipeline, an oxygen supply pipeline and a storage container; the pipeline is prepared to the cooling water includes circulation tank, supply channel, air compressor and return water pipeline, and vaporizer fixed mounting is in circulation tank, and air compressor is equipped with the cooling water chamber, and the cooling water chamber has water inlet and delivery port, and the supply channel intercommunication water inlet is passed through to the supply port in circulation tank, and is provided with the water pump on the supply channel, and the return water mouth in circulation tank passes through return water pipeline intercommunication delivery port. The utility model discloses an oxygen fills dress production line with cold volume recycle system can effectually avoid the phenomenon that the vaporizer surface frosted, ensures the vaporization effect of vaporizer, can carry out abundant recycle to the cold volume of release in the vaporization process simultaneously.
Description
Technical Field
The utility model relates to an air separation technical field especially relates to an oxygen fills dress production line with cold volume recycle system.
Background
Air separation, referred to as air separation, refers to a process of separating oxygen and nitrogen from air or simultaneously extracting rare gases such as helium and argon by methods such as deep freezing, adsorption, membrane separation and the like by utilizing different physical properties of components in air. The separated oxygen is usually in a low-temperature liquid state, and in the filling process, liquid oxygen at about 180 ℃ below zero needs to be vaporized into normal-temperature gaseous oxygen through a vaporizer, and then the filling is performed through a gas cylinder. Because the temperature of liquid oxygen is very low, after cold energy is released by the vaporizer, a layer of thick frost is usually condensed on the surface of the vaporizer, which affects the vaporization effect of the vaporizer, and meanwhile, the released cold energy is lost in the external environment and cannot be recycled, thereby causing the waste of the cold energy.
Disclosure of Invention
The utility model discloses aim at solving one of the above-mentioned technical problem at least, provide an oxygen that has cold volume recycle system and fill dress production line, can effectually avoid the phenomenon that the vaporizer surface frosted, ensure the vaporization effect of vaporizer, can carry out abundant recycle to the cold volume of release in the vaporization process simultaneously.
In order to realize the purpose, the utility model discloses a technical scheme be:
an oxygen filling production line with a cold energy recycling system comprises a liquid oxygen vaporization pipeline and a cooling water preparation pipeline;
the liquid oxygen vaporization pipeline comprises a vaporizer, an oxygen filling system, a liquid conveying pipeline, an oxygen supply pipeline and a storage container for storing liquid oxygen, wherein a liquid inlet of the vaporizer is communicated with the storage container through the liquid conveying pipeline, a low-temperature pump for conveying the liquid oxygen is arranged on the liquid conveying pipeline, and an air outlet of the vaporizer is connected with the oxygen filling system through the oxygen supply pipeline;
the pipeline is prepared to the cooling water includes circulation tank, supply channel, air compressor and return water pipeline, and vaporizer fixed mounting is in circulation tank, and air compressor is equipped with the cooling water chamber, and the cooling water chamber has water inlet and delivery port, and the supply channel intercommunication water inlet is passed through to the supply port in circulation tank, and is provided with the water pump on the supply channel, and the return water mouth in circulation tank passes through return water pipeline intercommunication delivery port.
Preferably, the filling system comprises a filling pipeline, a vacuum-pumping pipeline and a discharge pipeline; the oxygen supply pipeline is provided with two oxygen supply stop valves for controlling the on-off of the oxygen supply pipeline, the two filling pipelines are communicated with the oxygen supply pipeline, the two filling pipelines are respectively provided with a filling stop valve for controlling the on-off of the oxygen supply pipeline, and a plurality of filling ports are distributed along the length direction of the pipelines; the vacuumizing pipeline comprises a vacuum pump and two vacuumizing branch pipes, the vacuum pump is respectively communicated with different filling pipelines through the two vacuumizing branch pipes, and vacuumizing stop valves for controlling the on-off of the pipelines are respectively arranged on the two vacuumizing branch pipes; the discharge pipeline is respectively communicated with different filling pipelines through two discharge branch pipes, and the two discharge branch pipes are respectively provided with a vent valve for controlling the on-off of the pipelines.
Preferably, the oxygen supply pipeline is connected with a pressure relief pipeline, the pressure relief pipeline is provided with a safety valve, and when the air pressure on the oxygen supply pipeline exceeds a set value, the safety valve can be automatically opened to relieve the pressure of the pipeline.
Preferably, the oxygen supply pipeline and the filling pipeline are respectively provided with an oxygen supply pressure gauge and a filling pressure gauge.
Preferably, a vacuum pressure gauge is arranged on the vacuum pumping pipeline.
Preferably, the filling port is provided with a hose, one end of the hose is detachably connected with the filling port, and the other end of the hose is provided with a chuck which is used for being in clamping fit with the mouth of the oxygen cylinder.
Preferably, the filling port is provided with a valve for controlling the opening and closing of the filling port.
Preferably, the filling pipeline is horizontally arranged on the wall surface of the filling workshop through a mounting frame, and a plurality of fixing seats for fixing the filling pipeline are arranged on the mounting frame.
Preferably, a fixing frame is arranged below the mounting frame, a chain is correspondingly arranged below each filling port on the fixing frame, one end of each chain is fixedly connected with the fixing frame, and a hook hung on a hanging ring on the fixing frame is arranged at the other end of each chain.
The beneficial effects are that: compared with the prior art, the utility model discloses an oxygen fills dress production line with cold volume recycle system is through setting up the vaporizer in circulating water pool, can carry out cooling to the cooling water in the circulating water pool through the cold volume of vaporizer release, and carry the cooling water to air compressor's cooling water chamber in through the supply channel, be used for cooling to air compressor, the cooling water after absorbing the air compressor heat simultaneously flows back to in the circulating water pool through the return water pipeline, thereby realized the make full use of to the cold volume of vaporizer release, the production cost is reduced, simultaneously the effectual condition of avoiding vaporizer surface frost, the vaporization effect of vaporizer has been guaranteed.
Drawings
The following detailed description of embodiments of the invention is provided in conjunction with the accompanying drawings, in which:
FIG. 1 is a schematic structural view of an oxygen charging line of the present invention;
FIG. 2 is a schematic diagram of the filling system of FIG. 1;
fig. 3 is a schematic view of the installation structure of the filling line of fig. 2.
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.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or there can be intervening components, and when a component is referred to as being "disposed in the middle," it is not just disposed in the middle, so long as it is not disposed at both ends, but rather is within the scope of the middle. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1, an oxygen charging production line with a cold energy recycling system comprises a liquid oxygen vaporization pipeline 1 and a cooling water preparation pipeline 2;
the liquid oxygen vaporization pipeline 1 comprises a vaporizer 3, an oxygen filling system 4, a liquid delivery pipeline 5, an oxygen supply pipeline 6 and a storage container 7 for storing liquid oxygen, the vaporizer 3 adopts the existing structure, the specific structure is not described in detail, the vaporizer is used for vaporizing liquid oxygen into gaseous oxygen, a liquid inlet of the liquid vaporizer 3 is communicated with the storage container 7 through the liquid delivery pipeline 5, a low-temperature pump 8 for delivering liquid oxygen is arranged on the liquid delivery pipeline 5, an air outlet of the vaporizer 3 is connected with the oxygen filling system 4 through the oxygen supply pipeline 6, and the storage container 7 can be a storage tower or a storage tank;
When the filling production line works, liquid oxygen stored in the storage container 7 is conveyed into the vaporizer 3 through the liquid conveying pipeline 5, is vaporized and heated by the vaporizer 3 to become oxygen at normal temperature, and then is conveyed into the filling system through the oxygen supply pipeline 6 for filling, a large amount of cold energy is released by the vaporizer 3 in the process of vaporizing the liquid oxygen, the cold energy is absorbed by cooling water in the circulating water tank 9, so that the temperature of the cooling water is reduced, then the cooling water with the reduced temperature is introduced into a cooling water cavity of the air compressor 35 through the water supply pipeline 10 to cool the air compressor 35, the compression efficiency of the air compressor 35 is ensured, the temperature of the cooling water after absorbing the heat of the air compressor 35 is increased, and the cooling water flows back into the circulating water tank 9 through the water return pipeline 11 to absorb the cold energy again, and simultaneously realize the recycling of the cooling water, absorb the cold volume of vaporizer 3 release through the cooling water to be used for cooling off air compressor 35, avoided the waste of cold source, need not to adopt extra cold source to cool off air compressor 35 and cool down, realized the rational utilization of cold source, reduced manufacturing cost, the cold volume of 3 releases of vaporizer is in time absorbed through the cooling water simultaneously, can also the effectual condition that reduces 3 surface frostings of vaporizer, guaranteed the vaporization effect of vaporizer 3.
As shown in fig. 2 and 3, in a more preferred embodiment, the filling system includes a filling line 12, a vacuum line 13, and a discharge line 14; the oxygen supply pipeline 6 is provided with two oxygen supply stop valves 15 for controlling the on-off of the oxygen supply pipeline, the two filling pipelines 12 are communicated with the oxygen supply pipeline 6, the two filling pipelines 12 are respectively provided with a filling stop valve 16 for controlling the on-off of the oxygen supply pipeline, and a plurality of filling ports 17 are distributed along the length direction of the pipelines; the vacuumizing pipeline 13 comprises a vacuum pump 18 and two vacuumizing branch pipes 19, the vacuum pump 18 is respectively communicated with different filling pipelines 12 through the two vacuumizing branch pipes 19, and vacuumizing stop valves 20 for controlling the on-off of the pipelines are respectively arranged on the two vacuumizing branch pipes 19; the discharge pipeline 14 is respectively communicated with different filling pipelines 12 through two discharge branch pipes 21, and the two discharge branch pipes 21 are respectively provided with a blow-down valve 22 for controlling the on-off of the pipelines.
Before oxygen is filled, a filling pipeline 12 is closed through a filling stop valve 16, then an oxygen cylinder is communicated with the filling pipeline 12 through a filling opening 17, a vacuumizing stop valve 20 on a vacuumizing branch pipe 19 communicated with the filling pipeline 12 is opened, the oxygen cylinder is vacuumized through a vacuum pump 18, so that residual gas and residual pressure in the oxygen cylinder are discharged, after vacuumizing is completed, the vacuumizing stop valve 20 on the vacuumizing branch pipe 19 is closed, the filling stop valve 16 is opened, so that the oxygen cylinder is filled, during the filling process, the residual gas and residual pressure detection is not needed manually, the filling efficiency is improved, meanwhile, two filling pipelines 12 are arranged, when one filling pipeline 12 is filled, the oxygen cylinder can be clamped on the other filling pipeline 12, and the residual gas and residual pressure are discharged simultaneously, so that the continuity of oxygen filling is ensured, the filling efficiency is further improved, after the oxygen cylinder is filled, the filling stop valve 16 on the filling pipeline is closed, and the vent valve 22 on the discharge branch pipe 21 correspondingly communicated with the oxygen cylinder is opened, so that residual air in the filling pipeline is uniformly discharged, and oxygen is prevented from being discharged from the filling port 17 to a filling workshop.
In a more preferred embodiment, oxygen supply pipe 6 can be connected with pressure release pipeline 23, be provided with relief valve 24 on the pressure release pipeline 23, when the atmospheric pressure on oxygen supply pipe 6 exceeded the setting value, relief valve 24 can open automatically and carry out the pressure release to the pipeline, through being provided with pressure release pipeline 23, when the atmospheric pressure in oxygen supply pipe 6 or the filling pipeline 12 exceeded the setting value, thereby relief valve 24 can open automatically makes the gaseous exhaust in the pipeline, and then carry out the pressure release to the pipeline, in order to guarantee the security of pipeline and filling, exhaust gas can be discharged to the atmospheric environment outside the filling workshop through the exhaust pipeline.
In order to facilitate the detection of the gas pressure in the oxygen supply line 6 and the filling line 12, the oxygen supply line 6 and the filling line 12 may be provided with an oxygen supply pressure gauge 25 and a filling pressure gauge 26, respectively.
Furthermore, a vacuum pressure gauge 27 may be disposed on the vacuum pipeline 13, and the vacuum pressure gauge 27 is used to observe the vacuum degree in the vacuum pipeline 13, so as to determine whether the residual pressure in the oxygen cylinder is completely pumped out.
Further, the filling port 17 can be provided with a hose 28, one end of the hose 28 can be detachably connected with the filling port 17, and the other end of the hose 28 is provided with a clamping head for clamping and matching with the mouth of the oxygen cylinder, specifically, the end part of the hose 28 can be connected with the filling port 17 in a buckling or threaded manner, so that the hose 28 can be conveniently detached and replaced, and the hose 28 and the oxygen cylinder can be conveniently connected by the clamping head.
Furthermore, the filling openings 17 can be provided with valves 29 for controlling the opening and closing thereof, each filling opening 17 being individually controllable by means of the valve 29, and the filling opening 17 being closable by means of the valve 29 in case of a damaged hose 28 or a faulty connection of the hose 28, in order to prevent leakage of gas in the filling duct.
In a more preferred embodiment, the filling pipeline 12 may be horizontally arranged on a wall surface of a filling plant through a mounting frame 30, a plurality of fixing seats 31 for fixing the filling pipeline 12 are provided on the mounting frame 30, specifically, the mounting frame 30 may be an elongated stainless steel profile, the cross section of the mounting frame 30 is L-shaped, and the mounting frame is horizontally and fixedly mounted on the wall surface through bolts, a mounting hole penetrating through the middle of each fixing seat 31 and penetrating through the filling pipeline 12 is provided, the fixing seats 31 are fixedly mounted on the mounting frame 30, so that the filling pipeline 12 is fixed, and by providing a plurality of fixing seats 31, the mounting stability of the filling pipeline 12 is improved.
Further, the below of mounting bracket 30 can be provided with mount 32, it is provided with the chain 33 to lie in each below correspondence that fills dress mouth 17 on the mount 32, the one end and the mount 32 fixed connection of chain 33, the other end is provided with the couple that articulates with link 34 on the mount 32, when using, put the oxygen cylinder in the position that the mounting bracket 30 was provided with chain 33, articulate through couple and link 34, thereby make the chain 33 can carry out spacingly with the oxygen cylinder, the stability of oxygen cylinder in filling the dress in-process has been improved, easy dismounting.
The above embodiments are only used for illustrating the technical solutions of the present invention and are not limited thereto, and any modification or equivalent replacement that does not depart from the spirit and scope of the present invention should be covered by the scope of the technical solutions of the present invention.
Claims (9)
1. An oxygen filling production line with a cold energy recycling system is characterized by comprising a liquid oxygen vaporization pipeline (1) and a cooling water preparation pipeline (2);
the liquid oxygen vaporization pipeline (1) comprises a vaporizer (3), an oxygen filling system (4), a liquid infusion pipeline (5), an oxygen supply pipeline (6) and a storage container (7) for storing liquid oxygen, wherein a liquid inlet of the vaporizer (3) is communicated with the storage container (7) through the liquid infusion pipeline (5), a low-temperature pump (8) for conveying liquid oxygen is arranged on the liquid infusion pipeline (5), and a gas outlet of the vaporizer (3) is connected with the oxygen filling system (4) through the oxygen supply pipeline (6);
the cooling water preparation pipeline (2) comprises a circulating water tank (9), a water supply pipeline (10), an air compressor (35) and a water return pipeline (11), the vaporizer (3) is fixedly installed in the circulating water tank (9), the air compressor (35) is provided with a cooling water cavity, the cooling water cavity is provided with a water inlet and a water outlet, a water supply opening of the circulating water tank (9) is communicated with the water inlet through the water supply pipeline (10), a water pump (36) is arranged on the water supply pipeline (10), and a water return opening of the circulating water tank (9) is communicated with the water outlet through the water return pipeline (11).
2. Oxygen filling line with a cold recovery system according to claim 1, characterised in that the filling system comprises a filling line (12), a vacuum line (13) and a discharge line (14); the oxygen supply pipeline (6) is provided with two oxygen supply stop valves (15) for controlling the on-off of the oxygen supply pipeline, the filling pipelines (12) are communicated with the oxygen supply pipeline (6), the two filling pipelines (12) are respectively provided with filling stop valves (16) for controlling the on-off of the filling pipelines, and a plurality of filling ports (17) are distributed along the length direction of the pipelines; the vacuum pumping pipeline (13) comprises a vacuum pump (18) and two vacuum pumping branch pipes (19), the vacuum pump (18) is respectively communicated with different filling pipelines (12) through the two vacuum pumping branch pipes (19), and the two vacuum pumping branch pipes (19) are respectively provided with a vacuum pumping stop valve (20) for controlling the on-off of the pipelines; the discharge pipeline (14) is respectively communicated with different filling pipelines (12) through two discharge branch pipes (21), and the two discharge branch pipes (21) are respectively provided with a vent valve (22) for controlling the on-off of the pipelines.
3. The oxygen filling production line with the cold energy recycling system according to claim 2, wherein the oxygen supply pipeline (6) is connected with a pressure relief pipeline (23), the pressure relief pipeline (23) is provided with a safety valve (24), and when the air pressure on the oxygen supply pipeline (6) exceeds a set value, the safety valve (24) can be automatically opened to relieve the pressure on the pipeline.
4. Oxygen charging line with cold recycling system according to claim 2, characterized in that the oxygen supply line (6) and the charging line (12) are provided with an oxygen supply pressure gauge (25) and a charging pressure gauge (26), respectively.
5. Oxygen charging line with cold recycling system according to claim 2, characterized in that the evacuation line (13) is provided with a vacuum pressure gauge (27).
6. Oxygen filling line with cold recycling system according to claim 2, characterized in that the filling opening (17) is equipped with a hose (28), one end of the hose (28) is detachably connected to the filling opening (17), and the other end is equipped with a clamp head for clamping fit with the mouth of the oxygen cylinder.
7. Oxygen filling line with cold recovery system according to claim 6, characterized in that the filling opening (17) is equipped with a valve (29) for controlling its opening and closing.
8. Oxygen filling line with a cold recovery system according to claim 2, characterised in that the filling line (12) is arranged horizontally on the walls of the filling plant by means of a mounting frame (30), the mounting frame (30) being provided with several holders (31) for fixing the filling line (12).
9. The oxygen filling production line with the cold energy recycling system according to claim 8, wherein a fixing frame (32) is arranged below the mounting frame (30), a chain (33) is correspondingly arranged on the fixing frame (32) below each filling port (17), one end of the chain (33) is fixedly connected with the fixing frame (32), and the other end of the chain is provided with a hook hooked with a hanging ring (34) on the fixing frame (32).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922428017.8U CN211289568U (en) | 2019-12-30 | 2019-12-30 | Oxygen fills dress production line with cold volume recycle system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922428017.8U CN211289568U (en) | 2019-12-30 | 2019-12-30 | Oxygen fills dress production line with cold volume recycle system |
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| CN211289568U true CN211289568U (en) | 2020-08-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114576552A (en) * | 2022-01-25 | 2022-06-03 | 杭州制氧机集团股份有限公司 | Energy storage production equipment and energy storage production method for air separation device |
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2019
- 2019-12-30 CN CN201922428017.8U patent/CN211289568U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114576552A (en) * | 2022-01-25 | 2022-06-03 | 杭州制氧机集团股份有限公司 | Energy storage production equipment and energy storage production method for air separation device |
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