CN214789252U - High low temperature of security breaks valve structure - Google Patents

Abstract

The utility model relates to the technical field of low-temperature breaking valves, and discloses a high-safety low-temperature breaking valve structure, which comprises two main bodies, wherein the left side and the right side of the main bodies are integrally formed with mounting pieces, the two mounting pieces on the same side are detachably connected through breaking screws, the insides of the two main bodies are respectively fixed with a bracket, and the opposite ends of the two brackets are fixed with springs. Avoiding the problems of casualties, economic loss, environmental pollution and the like.

Description

High low temperature of security breaks valve structure

Technical Field

The utility model relates to a low temperature break valve technical field specifically is a high low temperature break valve structure of security.

Background

The emergency breaking valve is mainly applied to fluid loading and unloading arms of low-temperature media such as liquid chlorine, liquid ammonia and LNG. In the process of loading and unloading the cryogenic fluid medium, the position of the fluid storage device is often changed, for example, a ship is rocked when the ship stops at a wharf to load and unload the fluid medium, a tank car on a highway or a railway moves when the fluid medium is loaded and unloaded, the occurrence of the situations can cause the accidental breakage of a pipeline for conveying the fluid medium, thereby causing leakage accidents and causing potential safety hazards, and meanwhile, when the cryogenic fluid leaks due to improper operation, the tank car can rapidly and safely move away from a dangerous area to avoid economic loss and environmental pollution, so that in order to prevent accidents and reduce accident loss, a cryogenic stretch-break valve structure with high storage and transportation safety is needed, thereby ensuring safety and environmental protection in the process of raw materials.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a high low temperature of security breaks valve structure has solved the problem mentioned in the above-mentioned background.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high low temperature of security breaks valve structure, includes two main parts, two the homogeneous body in the left and right sides of main part forms has the installed part, with two of one side the installed part is through breaking screw disassembly connection, two the inside of main part all is fixed with the bracket, two the bracket looks remote site is fixed with the spring, two the spring looks remote site all is fixed with the case, two the case right side all is fixed with the second sealing washer, two second sealing washer right side all is fixed with the connecting piece, two the connecting piece right-hand member all is fixed with first sealing washer, two first sealing washer right side and two the inside right side wall fixed connection of main part.

Preferably, the opposite sides of the two valve cores are fixed with support rods, and the opposite sides of the two support rods are attached to each other.

(III) advantageous effects

The utility model provides a high low temperature of security breaks valve structure possesses following beneficial effect:

the utility model discloses a set up the main part, the installed part, the screw of breaking, a valve core, the bracket, a spring, the connecting piece, first sealing washer, the second sealing washer, the bracing piece, when the pulling force that the main part receives surpassed the numerical value of design, the screw of breaking will be broken, at this moment two main parts are parted, the case seals fast under the effort of spring and closes, make the device can realize the protection to pipeline and equipment and personnel, improve the security performance of raw materials warehousing and transportation in-process greatly, avoid causing casualties, economic loss, environmental pollution scheduling problem.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1. a main body; 2. a mounting member; 3. breaking the screw; 4. a valve core; 5. a bracket; 6. a spring; 7. a connecting member; 8. a first seal ring; 9. a second seal ring; 10. a support rod.

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.

As shown in fig. 1, the utility model provides a technical solution: a high-safety low-temperature breaking valve structure comprises two main bodies 1, mounting pieces 2 are integrally formed on the left side and the right side of the two main bodies 1, the two mounting pieces 2 on the same side are detachably connected through breaking screws 3, brackets 5 are fixed inside the two main bodies 1, springs 6 are fixed on opposite ends of the two brackets 5, valve cores 4 are fixed on opposite ends of the two springs 6, second sealing rings 9 are fixed on the right sides of the two valve cores 4, connecting pieces 7 are fixed on the right sides of the two second sealing rings 9, first sealing rings 8 are fixed on the right ends of the two connecting pieces 7, the right sides of the two first sealing rings 8 are fixedly connected with the right side walls inside the two main bodies 1, when the low-temperature breaking valve structure is used, the two main bodies 1 are respectively installed on a tank car and a hose device, the two main bodies 1 are fixed together through the breaking screws 3, the breaking screws 3 penetrate through the two mounting pieces 2 on the same side and are fastened, when external force is normal, normal circulation between the main part 1, when the external force that main part 1 received was too big when exceeding the numerical value of design, the fracture of breaking screw 3, two main parts 1 loosen, and case 4 removed under spring 6's elasticity effect this moment, and the realization is closed sealedly, and main part 1 does not circulate, guarantees pipeline and equipment and personnel's safety, avoids the material loss.

Furthermore, the opposite sides of the two valve cores 4 are fixed with support rods 10, the opposite sides of the two support rods 10 are attached to each other, and when the two valve cores 4 are fixedly installed, the support rods 10 are contacted with each other to resist the elastic force of the spring 6, so that the circulation performance is increased to the maximum.

To sum up, the utility model discloses a work flow: during the use, install two main parts 1 respectively on tank wagon and hose equipment, rethread snap screw 3 is together two main parts 1 are fixed, when two case 4 fixed mounting, the bracing piece 10 contacts each other and keeps out the elasticity of spring 6, the increase circulation performance of maximize, snap screw 3 runs through fastening behind two installed parts 2 with one side, when external force is normal, normal circulation between the main part 1, when the external force that main part 1 received is too big when exceeding the numerical value of design, snap screw 3 fracture, two main parts 1 loosen, case 4 removed under spring 6's elasticity effect this moment, the realization is closed sealedly, main part 1 does not circulate, guarantee pipeline and equipment and personnel's safety, avoid the material loss.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (2)

1. The utility model provides a high low temperature of security breaks valve structure, includes two main parts (1), its characterized in that: two equal integrated into one piece in the left and right sides of main part (1) has installed part (2), with two of one side installed part (2) are through breaking screw (3) dismantlement connection, two the inside of main part (1) all is fixed with bracket (5), two bracket (5) opposite end is fixed with spring (6), two spring (6) opposite end all is fixed with case (4), two case (4) right side all is fixed with second sealing washer (9), two second sealing washer (9) right side all is fixed with connecting piece (7), two connecting piece (7) right-hand member all is fixed with first sealing washer (8), two first sealing washer (8) right side and two main part (1) inside right side wall fixed connection.

2. The high-safety low-temperature snap-off valve structure according to claim 1, characterized in that: supporting rods (10) are fixed on the opposite sides of the two valve cores (4), and the opposite sides of the two supporting rods (10) are attached to each other.

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