CN216771176U - Liquid oxygen vacuum storage tank sampling device - Google Patents
Liquid oxygen vacuum storage tank sampling device Download PDFInfo
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- CN216771176U CN216771176U CN202123094784.3U CN202123094784U CN216771176U CN 216771176 U CN216771176 U CN 216771176U CN 202123094784 U CN202123094784 U CN 202123094784U CN 216771176 U CN216771176 U CN 216771176U
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- pipe
- liquid oxygen
- fixedly connected
- storage tank
- sampling device
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Abstract
The utility model discloses a liquid oxygen vacuum storage tank sampling device which comprises a tank body, wherein a discharge pipe is fixedly connected to the side surface of the tank body, a three-way pipe is connected to one end, far away from the tank body, of the discharge pipe in a threaded mode, a first sealing pipe is arranged on the side surface of the discharge pipe, a second sealing pipe is arranged on the side surface of the three-way pipe and connected with the first sealing pipe, a first spring is fixedly connected to the front surface of the first sealing pipe, a plugging plate is fixedly connected to the inner portion of the second sealing pipe, and a slide bar is connected to the upper surface of the three-way pipe. According to the utility model, through the three-way pipe, the baffle, the slide rod, the movable rod, the hollow pipe and the spring, the slide rod is dragged to drive the baffle to move, when the baffle moves, the opening of the three-way pipe can be opened, so that liquid oxygen can be discharged, and when the movable rod is reset, the baffle is slowly descended under the influence of gas resistance, so that the purpose of controlling the discharge amount of the liquid oxygen can be achieved.
Description
Technical Field
The utility model relates to the field of liquid oxygen vacuum storage tanks, in particular to a sampling device of a liquid oxygen vacuum storage tank.
Background
Liquid oxygen is a low-temperature and strong combustion-supporting substance, and a large amount of liquid oxygen is stored in a liquid oxygen tank, because the liquid oxygen from an air separation plant basically does not contain hydrocarbon, the characteristics and the main application of the oxygen storage tank are that the liquid oxygen storage tank is a storage pressure container for storing the liquid oxygen, so that high-purity required gas is provided for industries such as steel mills, hospital wards, gas delivery plants, food and beverage industries, welding and the like, compared with a high-pressure steel cylinder, the liquid oxygen storage tank is economical and safe in gas charging, and the cost of gas is reduced, the liquid storage container preferred in all industries at present needs to use a sampling device for sampling the liquid oxygen for the convenience of carrying out laboratory analysis on the liquid oxygen;
but current liquid oxygen vacuum storage tank sampling device does not possess when using and discharges the purpose that plays the accuse volume to liquid oxygen, makes liquid oxygen cause liquid oxygen extravagant easily in the sample process, and the three-way pipe is when being connected with the delivery pipe simultaneously, and liquid oxygen leaks from the gap of junction easily, makes its leakproofness relatively poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a sampling device for a liquid oxygen vacuum storage tank.
In order to achieve the purpose, the utility model adopts the following technical scheme: a liquid oxygen vacuum storage tank sampling device comprises a tank body, wherein a discharge pipe is fixedly connected to the side surface of the tank body, a three-way pipe is in threaded connection with one end, away from the tank body, of the discharge pipe, a first sealing pipe is arranged on the side surface of the discharge pipe, a second sealing pipe is arranged on the side surface of the three-way pipe and is connected with the first sealing pipe, a first spring is fixedly connected to the front surface of the first sealing pipe, and a plugging plate is fixedly connected to the inside of the second sealing pipe;
the upper surface of three-way pipe is connected with the slide bar, the slide bar is close to the one end fixedly connected with baffle of three-way pipe, the equal fixedly connected with connecting plate in both sides surface of slide bar, the lower fixed surface of connecting plate is connected with the carriage release lever, the fixed piston that is provided with of one end that the connecting plate was kept away from to the carriage release lever, the side surface of carriage release lever is located the right side gomphosis of baffle and is connected with the hollow tube, the hollow tube is close to the second spring that one end fixedly connected with of connecting plate had, and the second spring is connected with the connecting plate, the second spring is located the right side of carriage release lever.
As a further description of the above technical solution:
the surface of the tank body is fixedly connected with an oxygen inlet pipe, and a first plug is embedded and connected in the oxygen inlet pipe.
As a further description of the above technical solution:
the front surface of the tank body is provided with a transparent plate.
As a further description of the above technical solution:
and the front surface of the three-way pipe is connected with a second plug in an embedded manner.
As a further description of the above technical solution:
the side surface of the hollow pipe is fixedly connected with a fixing rod, and the fixing rod is connected with the three-way pipe.
As a further description of the above technical solution:
the side surface of the hollow pipe is fixedly connected with a pipe body below the fixing rod.
As a further description of the above technical solution:
the lower surface of the tank body is fixedly connected with supporting legs.
The utility model has the following beneficial effects:
1. compared with the prior art, liquid oxygen vacuum storage tank sampling device, three-way pipe through the installation, the baffle, the slide bar, the carriage release lever, hollow tube and spring, drag the slide bar and make it can drive the baffle and remove, can open the opening part of three-way pipe when the baffle is removing, make liquid oxygen can discharge out, the connecting plate can drag the carriage release lever to stretch out from the inside of hollow tube when the slide bar is removing, utilize the body to take gas into the inside of hollow tube, when dragging the carriage release lever, can drag the second spring, stretch out completely when the carriage release lever, make the elasticity of the usable second spring of carriage release lever reset, promote the piston and remove and make it discharge out gas in the hollow tube through the body, simultaneously when the carriage release lever is influenced by the gas resistance when reseing, the speed that the baffle descends is slow, thereby can play the mesh of accuse volume to liquid oxygen discharge.
2. Compared with the prior art, liquid oxygen vacuum storage tank sampling device, through the first sealed tube of installation, the second sealed tube, first spring and closure plate, utilize first spring to make first sealed tube and second sealed tube can carry out the centre gripping to delivery pipe and three-way pipe and seal, utilize the reverse installation of closure plate, but the inside of delivery pipe is advanced in the gomphosis of closure plate and the surface laminating of three-way pipe carries out the shutoff to the gap of delivery pipe and three-way pipe junction to can prevent that liquid oxygen from revealing.
3. Compared with the prior art, the liquid oxygen vacuum storage tank sampling device has compact structure and good vacuum efficiency, and ensures that the liquid oxygen is safer when being stored.
Drawings
FIG. 1 is a schematic view of the overall structure of a sampling device of a liquid oxygen vacuum storage tank according to the present invention;
FIG. 2 is a schematic structural diagram of a sampling device of a liquid oxygen vacuum storage tank shown in FIG. 1, wherein the schematic structural diagram is A;
FIG. 3 is a schematic diagram of the internal structure of a three-way pipe of the sampling device of the liquid oxygen vacuum storage tank according to the present invention;
FIG. 4 is a schematic structural diagram of a sampling device of a liquid oxygen vacuum storage tank shown in FIG. 3 at B;
fig. 5 is a schematic view of a second sealing tube structure of a sampling device of a liquid oxygen vacuum storage tank according to the present invention.
Illustration of the drawings:
1. a tank body; 2. a transparent plate; 3. a plugging plate; 4. a first seal tube; 5. a first spring; 6. a second spring; 7. a slide bar; 8. a three-way pipe; 9. a second sealed tube; 10. a discharge pipe; 11. a second plug; 12. a connecting plate; 13. a baffle plate; 14. a travel bar; 15. a piston; 16. a pipe body; 17. fixing the rod; 18. a hollow pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the 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 being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "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; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, the utility model provides a sampling device for a liquid oxygen vacuum storage tank, which comprises: the oxygen-free three-way pipe type oxygen-supplying tank comprises a tank body 1, a discharge pipe 10 is fixedly connected to the side surface of the tank body 1, a three-way pipe 8 is in threaded connection with one end of the discharge pipe 10, which is far away from the tank body 1, liquid oxygen can be discharged through the three-way pipe 8, a first sealing pipe 4 is arranged on the side surface of the discharge pipe 10, a second sealing pipe 9 is arranged on the side surface of the three-way pipe 8, the second sealing pipe 9 is connected with the first sealing pipe 4, a first spring 5 is fixedly connected to the front surface of the first sealing pipe 4, a blocking plate 3 is fixedly connected to the inside of the second sealing pipe 9, the first sealing pipe 4 and the second sealing pipe 9 can clamp and seal the discharge pipe 10 and the three-way pipe 8, the blocking plate 3 is reversely installed to enable the inside of the discharge pipe 10 to block a gap at the connection position of the discharge pipe 10 and the three-way pipe 8, so that liquid oxygen leakage can be prevented, an oxygen inlet pipe is fixedly connected to the surface of the tank body 1, the inside gomphosis of oxygen inlet pipe is connected with first end cap, and the front surface of jar body 1 is provided with transparent plate 2, and the front surface gomphosis of three-way pipe 8 is connected with second end cap 11, when liquid oxygen is not taking a sample, utilizes second end cap 11 to stop up three-way pipe 8, the lower fixed surface connection supporting leg of jar body 1.
Through setting up above structure, conveniently carry out the shutoff to the gap of delivery pipe 10 and three-way pipe 8 junction to can prevent that liquid oxygen from revealing.
The upper surface of the three-way pipe 8 is connected with a sliding rod 7, one end of the sliding rod 7 close to the three-way pipe 8 is fixedly connected with a baffle 13, the sliding rod 7 is dragged to drive the baffle 13 to move, when the baffle 13 moves, an opening of the three-way pipe 8 can be opened, liquid oxygen can be discharged, the two side surfaces of the sliding rod 7 are fixedly connected with connecting plates 12, the lower surface of the connecting plate 12 is fixedly connected with a moving rod 14, one end of the moving rod 14 far away from the connecting plate 12 is fixedly provided with a piston 15, the side surface of the moving rod 14 is positioned at the right side of the baffle 13 and is embedded and connected with a hollow tube 18, the side surface of the hollow tube 18 is positioned below a fixed rod 17 and is fixedly connected with a tube body 16, one end of the hollow tube 18 close to the connecting plate 12 is fixedly connected with a second spring 6, the second spring 6 is connected with the connecting plate 12, when the sliding rod 7 moves, the connecting plate 12 can drag the moving rod 14 to extend out of the interior of the hollow tube 18, when the movable rod 14 extends out of the hollow tube 18, gas can be pumped into the hollow tube 18 through the tube 16, the second spring 6 can be pulled while the movable rod 14 is pulled, the movable rod 14 can be reset through the elasticity of the second spring 6, when the movable rod 14 moves, the piston 15 can be pushed to move, the gas in the hollow tube 18 can be discharged through the tube 16, meanwhile, when the movable rod 14 is reset, the speed of the baffle 13 is slow, the purpose of controlling the amount of liquid oxygen discharge can be achieved, the second spring 6 is located on the right side of the movable rod 14, a fixing rod 17 is fixedly connected to the side surface of the hollow tube 18, and the fixing rod 17 is connected with the three-way tube 8.
Through setting up above structure to can discharge the purpose that plays the accuse volume to liquid oxygen, prevent that liquid oxygen from causing the waste when the sample.
The working principle is as follows: the inside of the discharge pipe 10 is provided with screw threads by screw tap processing, so that the discharge pipe 10 is convenient and fast to connect with the three-way pipe 8, the first sealing pipe 4 and the second sealing pipe 9 can clamp and seal the discharge pipe 10 and the three-way pipe 8 by the first spring 5, the plugging plate 3 can be embedded into the inside of the discharge pipe 10 to be attached to the surface of the three-way pipe 8, so that the gap at the joint of the discharge pipe 10 and the three-way pipe 8 can be plugged, when liquid oxygen needs to be sampled, the second plug 11 is pulled out, a sampling bottle can be connected with the three-way pipe 8 for sampling, the slide rod 7 is pulled to drive the baffle 13 to move, when the baffle 13 moves, the opening of the three-way pipe 8 can be opened, so that the liquid oxygen can be discharged, when the moving rod 14 extends out of the inside of the hollow pipe 18, the gas can be pumped into the inside of the hollow pipe 18 by the pipe 16, when the moving rod 14 completely extends out, the moving rod 14 can be reset by the elasticity of the second spring 6, when the movable rod 14 is influenced by gas resistance during resetting, the baffle 13 descends slowly, so that the aim of controlling the amount of liquid oxygen discharge can be fulfilled.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (7)
1. The utility model provides a liquid oxygen vacuum storage tank sampling device, includes jar body (1), its characterized in that: a discharge pipe (10) is fixedly connected to the side surface of the tank body (1), a three-way pipe (8) is connected to one end, far away from the tank body (1), of the discharge pipe (10) in a threaded mode, a first sealing pipe (4) is arranged on the side surface of the discharge pipe (10), a second sealing pipe (9) is arranged on the side surface of the three-way pipe (8), the second sealing pipe (9) is connected with the first sealing pipe (4), a first spring (5) is fixedly connected to the front surface of the first sealing pipe (4), and a plugging plate (3) is fixedly connected to the interior of the second sealing pipe (9);
the upper surface of three-way pipe (8) is connected with slide bar (7), one end fixedly connected with baffle (13) that slide bar (7) are close to three-way pipe (8), the equal fixedly connected with connecting plate (12) in both sides surface of slide bar (7), the lower fixed surface of connecting plate (12) is connected with carriage release lever (14), the fixed piston (15) that is provided with of one end that connecting plate (12) were kept away from to carriage release lever (14), the side surface of carriage release lever (14) is located the right side gomphosis of baffle (13) and is connected with hollow tube (18), second spring (6) that one end fixedly connected with of hollow tube (18) is close to connecting plate (12), and second spring (6) are connected with connecting plate (12), second spring (6) are located the right side of carriage release lever (14).
2. The liquid oxygen vacuum storage tank sampling device of claim 1, wherein: the surface of the tank body (1) is fixedly connected with an oxygen inlet pipe, and a first plug is embedded and connected in the oxygen inlet pipe.
3. The liquid oxygen vacuum storage tank sampling device of claim 1, wherein: the front surface of the tank body (1) is provided with a transparent plate (2).
4. The liquid oxygen vacuum storage tank sampling device of claim 1, wherein: the front surface of the three-way pipe (8) is connected with a second plug (11) in an embedded mode.
5. The liquid oxygen vacuum storage tank sampling device of claim 1, wherein: the side surface of the hollow pipe (18) is fixedly connected with a fixing rod (17), and the fixing rod (17) is connected with the three-way pipe (8).
6. The liquid oxygen vacuum storage tank sampling device of claim 1, wherein: the side surface of the hollow pipe (18) is positioned below the fixing rod (17) and is fixedly connected with a pipe body (16).
7. The liquid oxygen vacuum storage tank sampling device of claim 1, wherein: the lower surface of the tank body (1) is fixedly connected with a supporting leg.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123094784.3U CN216771176U (en) | 2021-12-10 | 2021-12-10 | Liquid oxygen vacuum storage tank sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123094784.3U CN216771176U (en) | 2021-12-10 | 2021-12-10 | Liquid oxygen vacuum storage tank sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216771176U true CN216771176U (en) | 2022-06-17 |
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ID=81966769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123094784.3U Active CN216771176U (en) | 2021-12-10 | 2021-12-10 | Liquid oxygen vacuum storage tank sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216771176U (en) |
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2021
- 2021-12-10 CN CN202123094784.3U patent/CN216771176U/en active Active
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