A storage device for helium

Abstract

The present invention discloses a storage device for helium, belonging to the technical field of helium storage, which includes a plurality of main body modules, a plurality of sealing modules and a plurality of heating modules. The main body module includes four support frames, and a storage tank is fixedly connected between the four support frames. The tops of the four support frames are all fixedly connected with insertion rods, and the bottoms of the four support frames are all provided with slots adapted to the insertion rods. The bottoms of the four support frames are all threadedly connected with threaded rods. Through the settings of the insertion rods, threaded rods, first connecting pipes, second connecting pipes, valves, connection components, cover sealing components and sealing components, the present storage device can be docked according to the usage needs, can face more usage environments, makes the present storage device more comprehensive in use, is convenient for handling and transportation at the same time, and makes the present storage device more convenient to use.

Description

Technical Field

[0001] The present invention relates to the technical field of helium storage, and more specifically, to a storage device for helium. Background Art

[0002] Helium is a noble gas with the chemical formula He. It is colorless, odorless, and chemically inert. Under normal conditions, it is very difficult to react with other substances. Helium is used as a protective gas in smelting and welding, which is very important in shipbuilding, the manufacture of aircraft, spacecraft, rockets, and weapons. Helium is usually stored in gas cylinders for subsequent use.

[0003] Regarding the above related technologies, current helium gas cylinders are usually in an integrated state. Although they can be used normally, there are certain limitations. When carrying out engineering construction, resource exploration, etc. in areas with inconvenient transportation and complex terrain such as mountains and canyons, it is difficult to transport the integral gas cylinder. At present, the size and stock of helium gas cylinders are fixed and cannot be assembled according to the required amount of helium, resulting in the inconvenience of using current helium storage cylinders. Therefore, a storage device for helium is proposed. Summary of the Invention

[0004] In order to solve the above problems, the present invention provides a storage device for helium, adopting the following technical solutions:

[0005] A storage device for helium includes a plurality of main body modules, a plurality of sealing modules, and a plurality of heating modules. The main body module includes four support frames. A storage tank is fixedly connected between the four support frames. The top ends of the four support frames are all fixedly connected with insertion rods, and the bottom ends of the four support frames are all provided with slots adapted to the insertion rods. The bottom ends of the four support frames are all threadedly connected with threaded rods. Through holes are provided on the four insertion rods. A plurality of sealing modules are respectively arranged between the plurality of main body modules. The sealing module includes a first connecting pipe and a second connecting pipe. Valves are arranged on both the first connecting pipe and the second connecting pipe. Both the first connecting pipe and the second connecting pipe are connected to the storage tank. A cover sealing assembly is arranged between the outer surface of the first connecting pipe and the top end of the second connecting pipe. A sealing assembly is arranged on the outer surface of the second connecting pipe. An engaging assembly in contact with the sealing assembly is arranged on the outer surface of the first connecting pipe. The engaging assembly is connected to the four threaded rods.

[0006] Further, the sealing assembly includes a plurality of inflatable rings installed on the inner wall of the second connecting pipe. A plurality of inflatable boxes are fixedly connected to the outer surface of the second connecting pipe. A connecting pipe is fixedly connected between each inflatable box and the plurality of inflatable rings. A plurality of annular sealing grooves are provided on the outer surface of the first connecting pipe. The outer surfaces of the plurality of inflatable rings are respectively fitted with the inner walls of the plurality of annular sealing grooves.

[0007] Further, the sealing assembly further includes a plurality of piston plates respectively movably connected inside a plurality of inflatable boxes. A plurality of piston rods are fixedly connected to the outer surfaces of the plurality of piston plates. The plurality of piston rods respectively extend outside the plurality of inflatable boxes. A plurality of springs are fixedly connected between the plurality of piston plates and the inner walls of the plurality of inflatable boxes. The plurality of springs are respectively located outside the plurality of piston rods.

[0008] Further, the sealing assembly further includes a plurality of balls respectively movably connected to one ends of the plurality of piston rods away from the piston plates. The balls are in contact with the connection assembly.

[0009] Further, the connection assembly includes a sleeve cylinder fixedly connected to the outer surface of the first connecting pipe. A threaded pipe is threadedly connected to the inner wall of the sleeve cylinder. A tapered groove is formed at the bottom of the inner wall of the threaded pipe. A contact plate is fixedly connected to the outer surface of the second connecting pipe. The top of the contact plate is in contact with the bottom of the threaded pipe. The outer surfaces of the plurality of balls are in contact with the inner wall of the threaded pipe.

[0010] Further, the connection assembly further includes four positioning holes formed at equal intervals in a ring shape on the outer surface of the threaded pipe. One ends of the four threaded rods are respectively movably inserted into the four positioning holes.

[0011] Further, the cover sealing assembly includes an annular groove formed at the top of the second connecting pipe. A sealing cover is fixedly connected to the outer surface of the first connecting pipe. The bottom of the sealing cover is in contact with the top of the second connecting pipe. A sealing ring is fixedly connected to the bottom of the sealing cover. The sealing ring is movably inserted into the annular groove.

[0012] Further, the sealing ring is in an annular shape and is made of rubber material.

[0013] Further, the plurality of heating modules are respectively arranged on the outer surfaces of the plurality of main body modules. The heating module includes a spiral pipe fixedly connected to the outer surface of the storage tank. One end of the spiral pipe is fixedly connected to a gas collecting hopper. A plurality of heating wires are fixedly connected to the inner wall of the gas collecting hopper. A motor is fixedly connected to a position near the outside of the inner wall of the gas collecting hopper. A fan blade is fixedly connected to the output shaft of the motor.

[0014] In summary, the present invention includes the following beneficial technical effects:

[0015] (1) Through the settings of the insertion rod, threaded rod, first connecting pipe, second connecting pipe, valve, connection assembly, cover sealing assembly and sealing assembly, the present storage device can be docked according to the usage needs, can face more usage environments, makes the present storage device more comprehensive in use, and is convenient for handling and transportation, making the present storage device more convenient to use;

[0016] (2) Through the settings of the annular sealing groove, inflatable ring, ring groove, sealing ring and ball bearings in the present invention, the sealing performance of the connection is improved, making the connection tighter, with a better overall connection effect, and avoiding gas leakage.

[0017] (3) Through the settings of the spiral tube, heating wire, motor and fan blades in the present invention, the storage tank can be heated when the temperature is relatively low, so that the gas inside can be easily discharged, preventing incomplete gas discharge. Description of the Drawings

[0018] Figure 1 is the schematic diagram of the overall structure of the present invention;

[0019] Figure 2 is the schematic diagram of the structure of the sealing module of the present invention;

[0020] Figure 3 is the sectional view of the structure of the sealing module of the present invention;

[0021] Figure 4 is the schematic diagram of the separated structure of the first connecting pipe and the second connecting pipe of the present invention;

[0022] Figure 5 is the present invention Figure 4 the enlarged schematic diagram of part A in;

[0023] Figure 6 is the schematic diagram of the structure of the heating module of the present invention;

[0024] Figure 7 is the schematic diagram of the structure of the connection component of the present invention.

[0025] Explanation of the reference numerals in the drawings:

[0026] 100, main body module; 110, support frame; 120, insertion rod; 130, storage tank; 140, threaded rod;

[0027] 200, sealing module; 210, first connecting pipe; 220, second connecting pipe; 230, valve; 240, connection component; 241, sleeve tube; 242, threaded pipe; 243, tapered groove; 244, contact plate; 245, positioning hole; 250, cover sealing component; 251, ring groove; 252, cover; 253, sealing ring; 260, sealing component; 261, inflatable ring; 262, inflatable box; 263, connecting pipe; 264, annular sealing groove; 265, piston plate; 266, piston rod; 267, spring; 268, ball bearing;

[0028] 300, heating module; 310, spiral tube; 320, gas collecting hopper; 330, heating wire; 340, motor; 350, fan blade. Detailed Implementation Modes

[0029] The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0030] In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "upper", "lower", "inner", "outer", "top / bottom end", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance.

[0031] In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, the terms "installed", "provided with", "sheathed / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

[0032] The following is a further detailed description of the present invention with reference to the attached Figures 1-7 drawings.

[0033] Please refer to Figures 1-7, a storage device for helium gas, comprising a plurality of main body modules 100, a plurality of sealing modules 200 and a plurality of heating modules 300. The main body module 100 includes four support frames 110. A storage tank 130 is fixedly connected between the four support frames 110. Plug rods 120 are fixedly connected to the tops of the four support frames 110. Slots adapted to the plug rods 120 are provided at the bottoms of the four support frames 110. Threaded rods 140 are threadedly connected to the bottoms of the four support frames 110. Through holes are provided on the four plug rods 120. A plurality of sealing modules 200 are respectively arranged between the plurality of main body modules 100. The sealing module 200 includes a first connecting pipe 210 and a second connecting pipe 220. Valves 230 are provided on both the first connecting pipe 210 and the second connecting pipe 220. Both the first connecting pipe 210 and the second connecting pipe 220 are connected to the storage tank 130. A cover sealing assembly 250 is provided between the outer surface of the first connecting pipe 210 and the top end of the second connecting pipe 220. A sealing assembly 260 is provided on the outer surface of the second connecting pipe 220. An engagement assembly 240 in contact with the sealing assembly 260 is provided on the outer surface of the first connecting pipe 210. The engagement assembly 240 is connected to the four threaded rods 140.

[0034] During use, the staff can stack the storage devices to be used. The plug rod 120 is inserted into the slot. At this time, the first connecting pipe 210 is inserted into the second connecting pipe 220, and the cover sealing assembly 250 covers the top end of the second connecting pipe 220. Then, the engagement assembly 240 is rotated. The engagement assembly 240 will drive the sealing assembly 260 to fit with the outer surface of the first connecting pipe 210, thereby further improving the overall sealing performance. Then, the plug rod 120 and the support frame 110 are locked by the threaded rod 140. At the same time, the threaded rod 140 locks the engagement assembly 240, so that the engagement assembly 240 cannot shake. The two valves 230 are opened, and then the docking of the two storage tanks 130 is completed, enabling this storage device to be docked and used as needed, making the use of this storage device more convenient.

[0035] The sealing assembly 260 includes a plurality of inflatable rings 261 installed on the inner wall of the second connecting pipe 220. A plurality of inflatable boxes 262 are fixedly connected to the outer surface of the second connecting pipe 220. A connecting pipe 263 is fixedly connected between each inflatable box 262 and the plurality of inflatable rings 261. A plurality of annular sealing grooves 264 are formed on the outer surface of the first connecting pipe 210. The outer surfaces of the plurality of inflatable rings 261 are respectively fitted with the inner walls of the plurality of annular sealing grooves 264. The sealing assembly 260 further includes a plurality of piston plates 265 movably connected inside the plurality of inflatable boxes 262 respectively. A plurality of piston rods 266 are fixedly connected to the outer surfaces of the plurality of piston plates 265. The plurality of piston rods 266 respectively extend outside the plurality of inflatable boxes 262. A plurality of springs 267 are fixedly connected between the plurality of piston plates 265 and the inner walls of the plurality of inflatable boxes 262 respectively. The plurality of springs 267 are respectively located outside the plurality of piston rods 266. The sealing assembly 260 further includes a plurality of balls 268 movably connected to one end of the plurality of piston rods 266 away from the piston plates 265. The balls 268 are in contact with the connection assembly 240. The connection assembly 240 includes a sleeve 241 fixedly connected to the outer surface of the first connecting pipe 210. A threaded pipe 242 is threadedly connected to the inner wall of the sleeve 241. A tapered groove 243 is formed at the bottom of the inner wall of the threaded pipe 242. A contact plate 244 is fixedly connected to the outer surface of the second connecting pipe 220. The top of the contact plate 244 is in contact with the bottom of the threaded pipe 242. The outer surfaces of the plurality of balls 268 are in contact with the inner wall of the threaded pipe 242. The connection assembly 240 further includes four positioning holes 245 formed at equal intervals in a ring shape on the outer surface of the threaded pipe 242. One ends of the four threaded rods 140 are respectively movably inserted into the four positioning holes 245.

[0036] Rotate the threaded pipe 242. The threaded pipe 242 will descend and contact the contact plate 244. The balls 268 will contact the tapered groove 243 and gradually compress the piston rods 266, so that the piston rods 266 drive the piston plates 265 to move, thereby pressing air into the plurality of inflatable rings 261 through the connecting pipe 263. The plurality of inflatable rings 261 will be inflated. After the plurality of inflatable rings 261 are inflated, their outer surfaces are fitted with the inner walls of the annular sealing grooves 264, thereby further improving the overall sealing performance. Then, the threaded rod 140 passes through the through hole through the plug 120 and the support frame 110, thereby locking the support frame 110 and the plug 120. At the same time, the threaded rod 140 is inserted into the positioning hole 245 to lock the threaded pipe 242, so that the threaded pipe 242 cannot shake. Open the two valves 230, and then complete the docking of the two storage tanks 130, so that the present storage device can be docked and used as needed, making the present storage device more convenient to use.

[0037] The cover sealing assembly 250 includes an annular groove 251 formed at the top of the second connecting pipe 220. A cover 252 is fixedly connected to the outer surface of the first connecting pipe 210. The bottom of the cover 252 contacts the top of the second connecting pipe 220. A sealing ring 253 is fixedly connected to the bottom of the cover 252. The sealing ring 253 is movably inserted into the interior of the annular groove 251. The sealing ring 253 is in an annular state and is made of rubber material.

[0038] The insertion rod 120 is inserted into the insertion slot. At this time, the first connecting pipe 210 is inserted into the second connecting pipe 220. The cover 252 covers the top end of the second connecting pipe 220, and the sealing ring 253 is snapped into the annular groove 251 for sealing.

[0039] A plurality of heating modules 300 are respectively arranged on the outer surfaces of the plurality of main body modules 100. The heating module 300 includes a spiral pipe 310 fixedly connected to the outer surface of the storage tank 130. One end of the spiral pipe 310 is fixedly connected to a gas collecting hopper 320. A plurality of heating wires 330 are fixedly connected to the inner wall of the gas collecting hopper 320. A motor 340 is fixedly connected to a position on the inner wall of the gas collecting hopper 320 close to the outside. An output shaft of the motor 340 is fixedly connected to a fan blade 350.

[0040] When the motor 340 and the heating wires 330 are turned on, the motor 340 will drive the fan blade 350 to rotate, so that air enters the spiral pipe 310 through the heating wires 330. The heating wires 330 will heat the air, and heat conduction is carried out through the spiral pipe 310, thereby heating the storage tank 130, making the gas inside the storage tank 130 more convenient to discharge and avoiding incomplete gas discharge.

[0041] The implementation principle of the embodiment of the present invention is as follows: when in use, the staff can stack the storage devices that need to be used, insert the insertion rod 120 into the slot, at this time the first connecting tube 210 is inserted into the second connecting tube 220, the sealing cover 252 is covered on the top of the second connecting tube 220, and the sealing ring 253 is stuck in the annular groove 251 for sealing, and then the threaded tube 242 is rotated, the threaded tube 242 will descend and conflict with the contact plate 244, and the ball 268 will contact the conical groove 243 to gradually compress the piston rod 266, so that the piston rod 266 drives the piston plate 265 to move, thereby pressing the air into the multiple inflatable rings 261 through the connecting tube 263, and the multiple inflatable rings 261 will be inflated. After the multiple inflatable rings 261 are inflated, the outer surfaces of the multiple inflatable rings 261 fit with the inner wall of the annular sealing groove 264, thereby further improving the overall sealing performance, and then through the threaded rod 14 0 passes through the insertion rod 120 and the support frame 110 through the through hole, thereby locking the support frame 110 and the insertion rod 120, and at the same time, the threaded rod 140 is inserted into the positioning hole 245 to lock the threaded tube 242, so that the threaded tube 242 cannot shake, open the two valves 230, and then complete the docking of the two storage tanks 130, so that the storage device can be docked and used as needed, making the storage device more convenient to use. When the temperature is low, turn on the motor 340 and the heating wire 330, the motor 340 will drive the fan blade 350 to rotate, so that the air passes through the heating wire 330 and enters the spiral tube 310, the heating wire 330 will heat the air, and conduct heat through the spiral tube 310, thereby heating the storage tank 130, making it easier to discharge the gas inside the storage tank 130, avoiding incomplete gas discharge.

[0042] The above are all preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Therefore, any equivalent changes made based on the structure, shape, and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A storage device for helium, comprising a plurality of main body modules (100), a plurality of sealing modules (200) and a plurality of heating modules (300), characterized in that: The main body module (100) comprises four support frames (110), storage tanks (130) are fixedly connected between the four support frames (110), the top ends of the four support frames (110) are fixedly connected to insertion rods (120), the bottom ends of the four support frames (110) are provided with slots adapted to the insertion rods (120), the bottom ends of the four support frames (110) are threadedly connected to threaded rods (140), the four insertion rods (120) are provided with through holes, and the plurality of sealing modules (200) are respectively arranged between the plurality of main body modules (100); The sealing module (200) comprises a first connecting tube (210) and a second connecting tube (220), wherein the first connecting tube (210) and the second connecting tube (220) are both provided with valves (230), the first connecting tube (210) and the second connecting tube (220) are both connected to the storage tank (130), a capping assembly (250) is provided between the outer surface of the first connecting tube (210) and the top end of the second connecting tube (220), a sealing assembly (260) is provided on the outer surface of the second connecting tube (220), a connecting assembly (240) in contact with the sealing assembly (260) is provided on the outer surface of the first connecting tube (210), and the connecting assembly (240) is connected to four threaded rods (140); The sealing assembly (260) comprises a plurality of inflatable rings (261) mounted on the inner wall of the second connecting tube (220); a plurality of inflatable boxes (262) are fixedly connected to the outer surface of the second connecting tube (220); a connecting tube (263) is fixedly connected between each of the inflatable boxes (262) and the plurality of inflatable rings (261); a plurality of annular sealing grooves (264) are formed on the outer surface of the first connecting tube (210); and the outer surfaces of the plurality of inflatable rings (261) are respectively in contact with the inner walls of the plurality of annular sealing grooves (264); The sealing assembly (260) further comprises a plurality of piston plates (265) respectively movably connected to the interior of the plurality of inflatable boxes (262); the outer surfaces of the plurality of piston plates (265) are fixedly connected to a plurality of piston rods (266); the plurality of piston rods (266) respectively extend to the exterior of the plurality of inflatable boxes (262); a plurality of springs (267) are fixedly connected between the plurality of piston plates (265) and the inner walls of the plurality of inflatable boxes (262); the plurality of springs (267) are respectively located on the exterior of the plurality of piston rods (266); The sealing assembly (260) further comprises a plurality of balls (268) movably connected to the ends of the plurality of piston rods (266) away from the piston plate (265), and the balls (268) are in contact with the connection assembly (240); The connection assembly (240) comprises a sleeve (241) fixedly connected to the outer surface of the first connecting tube (210); the inner wall of the sleeve (241) is threadedly connected to a threaded tube (242); the bottom of the inner wall of the threaded tube (242) is provided with a conical groove (243); the outer surface of the second connecting tube (220) is fixedly connected to a contact plate (244); the top of the contact plate (244) contacts the bottom of the threaded tube (242); and the outer surfaces of the plurality of balls (268) contact the inner wall of the threaded tube (242); The connection assembly (240) further comprises four annular positioning holes (245) which are equidistantly arranged on the outer surface of the threaded tube (242), and one end of the four threaded rods (140) is movably inserted into the inside of the four positioning holes (245). The cover sealing assembly (250) comprises an annular groove (251) formed on the top of the second connecting tube (220); a cover (252) is fixedly connected to the outer surface of the first connecting tube (210); the bottom of the cover (252) contacts the top of the second connecting tube (220); a sealing ring (253) is fixedly connected to the bottom of the cover (252); and the sealing ring (253) is movably inserted into the interior of the annular groove (251).

2. A storage device for helium according to claim 1, characterized in that: The sealing ring (253) is in an annular shape and is made of rubber.

3. A storage device for helium according to claim 2, characterized in that: The plurality of heating modules (300) are respectively arranged on the outer surfaces of the plurality of main body modules (100), and the heating module (300) comprises a spiral tube (310) fixedly connected to the outer surface of the storage tank (130), one end of the spiral tube (310) is fixedly connected to a gas collecting hopper (320), the inner wall of the gas collecting hopper (320) is fixedly connected to a plurality of heating wires (330), the inner wall of the gas collecting hopper (320) is fixedly connected to a motor (340) at a position close to the outside, and the output shaft of the motor (340) is fixedly connected to a fan blade (350).

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