CN215215737U - Multi-station liquid oxygen filling pipeline device with pressure detection mechanism - Google Patents
Multi-station liquid oxygen filling pipeline device with pressure detection mechanism Download PDFInfo
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- CN215215737U CN215215737U CN202121374062.0U CN202121374062U CN215215737U CN 215215737 U CN215215737 U CN 215215737U CN 202121374062 U CN202121374062 U CN 202121374062U CN 215215737 U CN215215737 U CN 215215737U
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Abstract
The utility model discloses a multistation liquid oxygen fills dress pipe-line device with pressure measurement mechanism, include the liquid oxygen holding vessel, fill the dress storehouse and fill the dress pipe, still include: the air pressure balance mechanism comprises a first connecting pipe, a second connecting pipe, an air inlet mechanism, an air pressure balance mechanism and a pressure detection mechanism. The utility model discloses in, after filling with liquid oxygen in the liquid oxygen holding vessel, inject compressed air through first intake pipe, extrude liquid oxygen through first connecting pipe, discharge by filling the filler pipe and realize filling the dress, when liquid oxygen is not enough in the liquid oxygen holding vessel, close first motorised valve, open the second motorised valve, fill liquid oxygen to liquid oxygen holding vessel, unnecessary compressed gas is arranged in the cylinder body, the drive piston moves down, after filling with liquid oxygen again in the liquid oxygen holding vessel, inject compressed air by the second intake pipe, it shifts up to drive the piston, squeeze into liquid oxygen holding vessel with compressed air in the cylinder body, make liquid oxygen pass through first connecting pipe, external discharge gaseous oxygen has been avoided.
Description
Technical Field
The utility model relates to a liquid oxygen fills dress technical field, especially relates to a multistation liquid oxygen fills dress pipe-line device with pressure detection mechanism.
Background
Liquid oxygen is the form of oxygen in the liquid state. It has important application in aerospace, submarine and gas industries. Liquid oxygen is a light blue liquid and has strong paramagnetism. Conventionally, the filling liquid requirement of a liquid oxygen tank is to fill the liquid oxygen tank from a liquid filling valve. However, when liquid oxygen is filled in this way, the pressure in the tank will gradually rise, and when the pressure in the tank is greater than the pressure of the filling liquid, the discharge valve must be opened to release the pressure in order to maintain a certain pressure difference, otherwise the liquid oxygen cannot be filled any more. And the discharge valve is opened to continuously empty in the filling process, so that the liquid oxygen loss is very large.
In the prior art, the liquid oxygen emptying loss rate reaches 25 percent. Along with the expansion of the filling business volume of the liquid oxygen tanks of enterprises, the filling quantity of the liquid oxygen tanks is continuously increased, and the large amount of emptying in the process of filling the liquid oxygen tanks on site causes great waste and high cost; high-concentration low-temperature gaseous oxygen is discharged outside in a production area in the filling process, so that great potential safety hazards exist, the filling time is prolonged, and the loss of gas cold quantity is increased. The gaseous oxygen is directly discharged, noise can be caused in the discharging process, and the detected noise reaches about 100 decibels and exceeds the occupational hazard standard.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to solve the problems, the multi-station liquid oxygen filling pipeline device with the pressure detection mechanism is provided.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a multistation liquid oxygen fills dress piping installation with pressure measurement mechanism, includes that liquid oxygen holding vessel, the filling storehouse that is linked together with liquid oxygen holding vessel and setting are filling the inside filling pipe in filling the storehouse, still includes:
the two ends of the first connecting pipe respectively extend to the liquid oxygen storage tank and the filling bin to be communicated with the liquid oxygen storage tank and the filling bin;
the two ends of the second connecting pipe are communicated with the filling bin;
the air inlet mechanism is arranged at the upper end of the liquid oxygen storage tank so as to inject compressed air into the liquid oxygen storage tank;
the air pressure balancing mechanism is arranged on one side of the liquid oxygen storage tank to maintain the air pressure inside the liquid oxygen storage tank to be balanced;
and the pressure detection mechanism is arranged on the first connecting pipe and the second connecting pipe to detect the pressure of the first connecting pipe and the second connecting pipe.
As a further description of the above technical solution:
the air inlet mechanism comprises a first air inlet pipe and a first electric valve, one end of the first air inlet pipe extends into the liquid oxygen storage tank, the other end of the first air inlet pipe is connected with a compressed air inlet pipe, and the first air inlet pipe is provided with the first electric valve.
As a further description of the above technical solution:
the air pressure balance mechanism comprises a cylinder body, a third connecting pipe, a second electric valve, a second air inlet pipe, a third electric valve, a piston and a limiting block, wherein the cylinder body is fixedly connected with the outer surface wall of the liquid oxygen storage tank, the cylinder body is communicated with the liquid oxygen storage tank through the third connecting pipe, the second electric valve is arranged on the third connecting pipe, one end of the second air inlet pipe extends to the inside of the cylinder body, the other end of the second air inlet pipe is connected with a compressed air inlet pipe, the third electric valve is arranged on the second air inlet pipe, the limiting block is fixedly connected with the inner surface wall of the cylinder body between the second air inlet pipe and the third connecting pipe, the piston is slidably connected onto the inner surface wall of the cylinder body, the limiting blocks are two and are respectively located on the upper side and the lower side of the piston.
As a further description of the above technical solution:
the pressure detection mechanism comprises a first pressure gauge and a second pressure gauge, the first pressure gauge is arranged on the first connecting pipe, and the second pressure gauge is arranged on the second connecting pipe.
As a further description of the above technical solution:
the filling pipe is provided with a plurality of filling pipes which are distributed at equal intervals.
As a further description of the above technical solution:
the filling pipe is a hose, and a plurality of control valves are arranged between the filling pipe and the first connecting pipe.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
the utility model discloses in, be equipped with air inlet mechanism and air pressure balance mechanism, after filling with liquid oxygen in the liquid oxygen holding vessel, inject compressed air through first intake pipe, pass through first connecting pipe extrusion with liquid oxygen, realize filling the dress by filling the dress pipe discharge, when liquid oxygen is not enough in the liquid oxygen holding vessel, close first motorised valve, open the second motorised valve, fill liquid oxygen to the liquid oxygen holding vessel, unnecessary compressed gas is arranged in the cylinder body, it moves down to drive the piston, after filling with liquid oxygen once more in the liquid oxygen holding vessel, inject compressed air by the second intake pipe, it moves up to drive the piston, squeeze into liquid oxygen holding vessel with the compressed air in the cylinder body, the cooperation is admitted air the mechanism and is made liquid oxygen pass through first connecting pipe extrusion, avoided filling the in-process at the regional low temperature gaseous state oxygen of externally discharging high concentration of production, have very high practicality.
Drawings
Fig. 1 shows a schematic overall structure diagram provided according to an embodiment of the present invention;
fig. 2 shows an enlarged view of a structure at a provided according to an embodiment of the present invention.
Illustration of the drawings:
1. a liquid oxygen storage tank; 2. a first intake pipe; 3. a first electrically operated valve; 4. a first connecting pipe; 5. a first pressure gauge; 6. filling a bin; 7. a control valve; 8. filling a pipe; 9. a second connecting pipe; 10. a second pressure gauge; 11. a cylinder body; 12. a third connecting pipe; 13. a second electrically operated valve; 14. a second intake pipe; 15. a third electrically operated valve; 16. a piston; 17. and a limiting block.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a multistation liquid oxygen fills dress pipe device with pressure detection mechanism, includes liquid oxygen holding vessel 1, fills the filler bin 6 and sets up at filling the filler pipe 8 that fills 6 insides in filler bin that are linked together with liquid oxygen holding vessel 1, still includes: two ends of the first connecting pipe 4 respectively extend into the liquid oxygen storage tank 1 and the filling bin 6 to communicate the liquid oxygen storage tank 1 and the filling bin 6; two ends of the second connecting pipe 9 are communicated with the filling bin 6; the air inlet mechanism is arranged at the upper end of the liquid oxygen storage tank 1 so as to inject compressed air into the liquid oxygen storage tank 1; the air pressure balancing mechanism is arranged on one side of the liquid oxygen storage tank 1 to maintain the air pressure inside the liquid oxygen storage tank 1 to be balanced; pressure measurement mechanism, pressure measurement mechanism set up in order to detect the pressure of first connecting pipe 4 and second connecting pipe 9 on first connecting pipe 4 and second connecting pipe 9, are equipped with pressure measurement mechanism, can detect the pressure in first connecting pipe 4 and the second connecting pipe 9 in real time, and discovery is untimely when having avoided taking place to leak causes unnecessary loss often.
Specifically, as shown in fig. 1 and 2, the air intake mechanism includes a first air intake pipe 2 and a first electric valve 3, one end of the first air intake pipe 2 extends into the liquid oxygen storage tank 1, the other end is connected with a compressed air inlet pipe, the first air intake pipe 2 is provided with the first electric valve 3, the air pressure balancing mechanism includes a cylinder body 11, a third connecting pipe 12, a second electric valve 13, a second air intake pipe 14, a third electric valve 15, a piston 16 and a limiting block 17, the cylinder body 11 is fixedly connected with the outer surface wall of the liquid oxygen storage tank 1, the cylinder body 11 is communicated with the liquid oxygen storage tank 1 through the third connecting pipe 12, the third connecting pipe 12 is provided with the second electric valve 13, one end of the second air intake pipe 14 extends into the cylinder body 11, the other end is connected with the compressed air inlet pipe, the second air intake pipe 14 is provided with the third electric valve 15, the limiting block 17 is fixedly connected to the inner surface wall of the cylinder body 11 between the second air intake pipe 14 and the third connecting pipe 12, the inner surface wall of the cylinder body 11 is connected with a piston 16 in a sliding way, two limiting blocks 17 are arranged, the two limiting blocks 17 are respectively positioned at the upper side and the lower side of the piston 16, the pressure detection mechanism comprises a first pressure gauge 5 and a second pressure gauge 10, the first pressure gauge 5 is arranged on a first connecting pipe 4, the second pressure gauge 10 is arranged on a second connecting pipe 9, when the liquid oxygen storage tank 1 is filled with liquid oxygen, compressed air is injected through a first air inlet pipe 2, the liquid oxygen is extruded out through the first connecting pipe 4 and is discharged through a filling pipe 8 to realize filling, when the liquid oxygen in the liquid oxygen storage tank 1 is insufficient, a first electric valve 3 is closed, a second electric valve 13 is opened, the liquid oxygen is filled into the liquid oxygen storage tank 1, redundant compressed air is discharged into the cylinder body 11 to drive the piston 16 to move downwards, when the liquid oxygen storage tank 1 is filled with the liquid oxygen again, compressed air is injected through a second air inlet pipe 14, drive piston 16 and move up, squeeze into liquid oxygen holding vessel 1 with the compressed air in the cylinder body 11, the cooperation mechanism of admitting air makes liquid oxygen extrude through first connecting pipe 4, has avoided filling the in-process and has discharged high concentration's low temperature gaseous state oxygen outside in the production region, has very high practicality.
Specifically, as shown in fig. 1, the filling pipes 8 are arranged in a plurality of numbers, the filling pipes 8 are distributed at equal intervals, the filling pipes 8 are hoses, the control valves 7 are arranged between the filling pipes 8 and the first connecting pipe 4, and the multi-station arrangement improves the filling efficiency.
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 multistation liquid oxygen fills dress piping installation with pressure measurement mechanism, includes liquid oxygen holding vessel, fills the filler bin and sets up at the inside filling pipe that fills the filler bin that is linked together with the liquid oxygen holding vessel, its characterized in that still includes:
the two ends of the first connecting pipe respectively extend to the liquid oxygen storage tank and the filling bin to be communicated with the liquid oxygen storage tank and the filling bin;
the two ends of the second connecting pipe are communicated with the filling bin;
the air inlet mechanism is arranged at the upper end of the liquid oxygen storage tank so as to inject compressed air into the liquid oxygen storage tank;
the air pressure balancing mechanism is arranged on one side of the liquid oxygen storage tank to maintain the air pressure inside the liquid oxygen storage tank to be balanced;
and the pressure detection mechanism is arranged on the first connecting pipe and the second connecting pipe to detect the pressure of the first connecting pipe and the second connecting pipe.
2. The multi-station liquid oxygen filling pipeline device with the pressure detection mechanism according to claim 1, wherein the air inlet mechanism comprises a first air inlet pipe and a first electric valve, one end of the first air inlet pipe extends to the inside of the liquid oxygen storage tank, the other end of the first air inlet pipe is connected with a compressed air inlet pipe, and the first air inlet pipe is provided with the first electric valve.
3. The multi-station liquid oxygen filling pipeline device with the pressure detection mechanism according to claim 1, it is characterized in that the air pressure balancing mechanism comprises a cylinder body, a third connecting pipe, a second electric valve, a second air inlet pipe, a third electric valve, a piston and a limiting block, the cylinder body is fixedly connected with the outer surface wall of the liquid oxygen storage tank, the cylinder body is communicated with the liquid oxygen storage tank through a third connecting pipe, a second electric valve is arranged on the third connecting pipe, one end of the second air inlet pipe extends to the interior of the cylinder body, the other end is connected with a compressed air inlet pipe, the second air inlet pipe is provided with a third electric valve, the inner surface wall of the cylinder body between the second air inlet pipe and the third connecting pipe is fixedly connected with a limiting block, the piston is connected to the inner surface wall of the cylinder body in a sliding mode, the number of the limiting blocks is two, and the two limiting blocks are located on the upper side and the lower side of the piston respectively.
4. The multi-station liquid oxygen filling pipeline device with the pressure detection mechanism according to claim 1, wherein the pressure detection mechanism comprises a first pressure gauge and a second pressure gauge, the first pressure gauge is arranged on the first connecting pipe, and the second pressure gauge is arranged on the second connecting pipe.
5. The multi-station liquid oxygen filling pipeline device with the pressure detection mechanism as claimed in claim 1, wherein the filling pipes are arranged in a plurality, and the filling pipes are distributed at equal intervals.
6. The multi-station liquid oxygen filling pipeline device with the pressure detection mechanism according to claim 5, wherein the filling pipes are flexible pipes, and control valves are arranged between the plurality of filling pipes and the first connecting pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121374062.0U CN215215737U (en) | 2021-06-21 | 2021-06-21 | Multi-station liquid oxygen filling pipeline device with pressure detection mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121374062.0U CN215215737U (en) | 2021-06-21 | 2021-06-21 | Multi-station liquid oxygen filling pipeline device with pressure detection mechanism |
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| CN215215737U true CN215215737U (en) | 2021-12-17 |
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| CN202121374062.0U Active CN215215737U (en) | 2021-06-21 | 2021-06-21 | Multi-station liquid oxygen filling pipeline device with pressure detection mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114593367A (en) * | 2022-03-08 | 2022-06-07 | 连云港欧亚气体有限公司 | Efficient supply device and method for industrial oxygen |
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2021
- 2021-06-21 CN CN202121374062.0U patent/CN215215737U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114593367A (en) * | 2022-03-08 | 2022-06-07 | 连云港欧亚气体有限公司 | Efficient supply device and method for industrial oxygen |
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