CN215410692U - Strenghthened type LNG ultra-low temperature valve - Google Patents
Strenghthened type LNG ultra-low temperature valve Download PDFInfo
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- CN215410692U CN215410692U CN202120912239.1U CN202120912239U CN215410692U CN 215410692 U CN215410692 U CN 215410692U CN 202120912239 U CN202120912239 U CN 202120912239U CN 215410692 U CN215410692 U CN 215410692U
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Abstract
The utility model discloses a reinforced LNG (liquefied natural gas) ultralow-temperature valve, and particularly relates to the technical field of dehumidifiers, wherein the valve comprises a valve body, connecting pipes are arranged on two sides of the valve body, a flange plate is arranged between the valve body and the connecting pipes, and a connecting mechanism is fixedly arranged in the valve body; the connecting mechanism comprises two circular rings, an annular cavity is formed in one side of each circular ring, a ring body is movably arranged in the annular cavity, and a plurality of springs are fixedly arranged between the ring body and the connecting pipe. The utility model transmits the elasticity of a plurality of springs to the ring body, the ring body applies pressure to the slurry in the annular cavity, the pressurized slurry is injected into the hollow cylinder, more and more slurry is in the hollow cylinder, the solid cylinder moves towards the inside of the valve body by the slurry, the solid cylinder pulls the connecting pipe and the flange plate connected with the valve body through the connecting belt, the connecting pipe always moves towards the valve body, the valve body is tightly connected with the connecting pipe, the probability of generating gaps is reduced, and the service life of the product is prolonged.
Description
Technical Field
The embodiment of the utility model relates to the technical field of valves, in particular to a reinforced LNG (liquefied natural gas) ultralow-temperature valve.
Background
The valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like. Valves used in fluid control systems range in variety and size from the simplest shut-off valves to the variety of valves used in extremely complex autonomous systems. The valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like.
The prior art has the following defects: the existing ultra-low temperature valve has the advantages that when the existing ultra-low temperature valve is used, the motor on the valve can vibrate when working, a gap is formed at the joint of the valve and a connecting pipe when the valve is used for a long time, and then LNG in the valve leaks, so that the service life of the valve is shortened.
SUMMERY OF THE UTILITY MODEL
Therefore, the reinforced LNG ultralow-temperature valve provided by the embodiment of the utility model has the advantages that the elasticity of the springs is transmitted to the ring body, the ring body applies pressure to slurry in the ring cavity, the pressurized slurry is injected into the hollow cylinder, the slurry moves the solid cylinder towards the inside of the valve body along with the increase of the slurry in the hollow cylinder, the solid cylinder pulls the connecting pipe and the flange plate connected with the valve body through the connecting belt, the connecting pipe always moves towards the valve body, the valve body is tightly connected with the connecting pipe, the probability of gap generation is reduced, the service life of a product is prolonged, and the problems that in the prior art, gaps are generated at the connecting part of the valve and the connecting pipe, and then LNG in the valve is leaked, so the service life of the valve is shortened are solved.
In order to achieve the above object, the embodiments of the present invention provide the following technical solutions: a reinforced LNG (liquefied natural gas) ultralow-temperature valve comprises a valve body, wherein connecting pipes are arranged on two sides of the valve body, a flange plate is arranged between the valve body and the connecting pipes, a connecting mechanism is fixedly arranged inside the valve body, and the connecting mechanism penetrates through the valve body and extends to the outer side of the valve body;
coupling mechanism includes two rings, two the ring cup joints respectively in two ring flange outsides, the connecting pipe outer wall contacts with the ring inner wall, the ring chamber has been seted up to ring one side, the inside activity of ring chamber is equipped with the ring body, the connecting pipe outside is located to the ring body cover, it is fixed to be equipped with a plurality of springs, it is a plurality of between ring body and the connecting pipe the spring surrounds in the connecting pipe outside, the ring inboard is fixed to be equipped with two hollow section of thick bamboos, two hollow section of thick bamboos all are located between connecting pipe and the ring, the inside activity of hollow section of thick bamboo is equipped with solid section of thick bamboo, inside solid section of thick bamboo bottom passes hollow section of thick bamboo and extends to the valve body, the equal fixed connecting band that is equipped with in solid section of thick bamboo both sides, two the connecting band respectively with connecting pipe inner wall and ring flange inner wall fixed connection.
Further, the interior of the annular cavity is communicated with the interior of the hollow cylinder, the hollow cylinder is symmetrical about the horizontal center line of the valve body, and slurry is filled in the annular cavity.
Further, a plurality of guide rods are fixedly arranged between the connecting pipe and the ring body, the guide rods penetrate through the ring body and extend into the box ring body, and the guide rods are connected with the ring body in an inserting mode.
Further, the spring is sleeved on the outer side of the guide rod, and the guide rod is made of a metal material.
Furthermore, a sealing ring is arranged between the flange plate and the valve body, and the radius of the sealing ring is half consistent with that of the valve body.
Further, the length of the valve body is larger than the sum of the lengths of the connecting pipe and the flange.
The embodiment of the utility model has the following advantages:
the utility model transmits the elasticity of a plurality of springs to the ring body, the ring body applies pressure to the slurry in the annular cavity, the pressurized slurry is injected into the hollow cylinder, the solid cylinder moves towards the inside of the valve body along with the increasing amount of the slurry in the hollow cylinder, the solid cylinder pulls the connecting pipe and the flange plate connected with the valve body through the connecting belt, the connecting pipe always moves towards the valve body, and the valve body is tightly connected with the connecting pipe.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
FIG. 1 is a perspective view of the overall structure provided by the present invention;
FIG. 2 is a cross-sectional view of the overall structure provided by the present invention;
FIG. 3 is an enlarged view of the portion A of FIG. 2 according to the present invention;
in the figure: 1. a valve body; 2. a connecting pipe; 3. a flange plate; 4. a circular ring; 5. an annular cavity; 6. a ring body; 7. a spring; 8. a hollow cylinder; 9. a solid cylinder; 10. and a connecting belt.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the utility model will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the utility model and that it is not intended to limit the utility model to the particular embodiments disclosed. 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.
Referring to the attached drawings 1-3 in the specification, the reinforced LNG ultra-low temperature valve of the embodiment comprises a valve body 1, connecting pipes 2 are arranged on two sides of the valve body 1, a flange 3 is arranged between the valve body 1 and the connecting pipes 2, and a connecting mechanism is fixedly arranged inside the valve body 1 and penetrates through the valve body 1 and extends to the outer side of the valve body 1;
the connecting mechanism comprises two circular rings 4, the two circular rings 4 are respectively sleeved on the outer sides of the two flange plates 3, the outer wall of the connecting pipe 2 is contacted with the inner wall of a circular ring 4, one side of the circular ring 4 is provided with a circular cavity 5, a ring body 6 is movably arranged in the annular cavity 5, the ring body 6 is sleeved outside the connecting pipe 2, a plurality of springs 7 are fixedly arranged between the ring body 6 and the connecting pipe 2, the springs 7 surround the outer side of the connecting pipe 2, two hollow cylinders 8 are fixedly arranged on the inner side of the circular ring 4, the two hollow cylinders 8 are both positioned between the connecting pipe 2 and the circular ring 4, a solid cylinder 9 is movably arranged in the hollow cylinder 8, the bottom end of the solid cylinder 9 penetrates through the hollow cylinder 8 and extends into the valve body 1, and connecting belts 10 are fixedly arranged on two sides of the solid cylinder 9, and the two connecting belts 10 are respectively and fixedly connected with the inner wall of the connecting pipe 2 and the inner wall of the flange 3.
Further, the inside of the annular cavity 5 is communicated with the inside of the hollow cylinder 8, the hollow cylinder 8 is symmetrical about the horizontal center line of the valve body 1, slurry is filled in the annular cavity 5, the slurry in the annular cavity 5 is injected into the hollow cylinder 8 after being pressurized, and along with the fact that more and more slurry is in the hollow cylinder 8, the pressure in the hollow cavity 8 is larger and larger, the slurry pushes the solid cylinder 9 to move.
Further, be equipped with a plurality of guide arms between connecting pipe 2 and the ring body 6, it is a plurality of the guide arm all passes ring body 6 and extends inside the box ring body 6, the guide arm is connected with 6 plug-in connections of ring body, sets up the guide arm and can lead to the movement track of ring body 6, and 6 movements of ring body are more smooth and easy.
Further, the spring 7 is sleeved on the outer side of the guide rod, the guide rod is made of a metal material, and the guide rod is arranged to reduce the probability of deformation of the spring 7.
Further, be equipped with the sealing washer between ring flange 3 and the valve body 1, the sealing washer radius is half unanimous with valve body 1, sets up the sealing washer and makes ring flange 3 be connected inseparabler with valve body 1.
Further, the length of the valve body 1 is greater than the sum of the lengths of the connecting pipe 2 and the flange 3.
The implementation scenario is specifically as follows: in an initial state, the annular cavity 5 is filled with slurry, when the utility model is put into practical use, the elasticity of the plurality of springs 7 is transmitted to the ring body 6, the ring body 6 applies pressure to the slurry in the annular cavity 5, the pressurized slurry is injected into the hollow cylinder 8, the slurry 8 moves the solid cylinder 9 to the interior of the valve body 1 along with the increasing slurry in the hollow cylinder 8, the solid cylinder 9 pulls the connecting pipe 2 and the flange 3 connected with the valve body 1 through the connecting belt 10, the connecting pipe 10 always moves towards the valve body 1, thereby weakening the influence generated by the vibration force when the motor works, the valve body 1 is tightly connected with the connecting pipe 2, reducing the probability of generating gaps, prolonging the service life of the product, this embodiment has specifically solved under the long-time use among the prior art, leads to the junction of valve and connecting pipe to produce the gap, then the problem that the LNG in the valve appears leaking.
Although the utility model has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the utility model. Accordingly, such modifications and improvements are intended to be within the scope of the utility model as claimed.
Claims (6)
1. The utility model provides a strenghthened type LNG ultra-low temperature valve, includes valve body (1), its characterized in that: the connecting pipe (2) is arranged on each of two sides of the valve body (1), the flange plate (3) is arranged between the valve body (1) and the connecting pipe (2), and a connecting mechanism is fixedly arranged inside the valve body (1) and penetrates through the valve body (1) and extends to the outer side of the valve body (1);
the connecting mechanism comprises two rings (4), the two rings (4) are respectively sleeved on the outer sides of the two flange plates (3), the outer wall of the connecting pipe (2) is contacted with the inner wall of the rings (4), a ring cavity (5) is formed in one side of each ring (4), a ring body (6) is movably arranged in the ring cavity (5), the ring body (6) is sleeved on the outer side of the connecting pipe (2), a plurality of springs (7) are fixedly arranged between the ring body (6) and the connecting pipe (2), the plurality of springs (7) surround the outer side of the connecting pipe (2), two hollow cylinders (8) are fixedly arranged on the inner side of each ring (4), the two hollow cylinders (8) are respectively positioned between the connecting pipe (2) and the rings (4), a solid cylinder (9) is movably arranged in each hollow cylinder (8), the bottom end of each solid cylinder (9) penetrates through each hollow cylinder (8) and extends to the inside of the valve body (1), and connecting belts (10) are fixedly arranged on two sides of the solid cylinder (9), and the two connecting belts (10) are fixedly connected with the inner wall of the connecting pipe (2) and the inner wall of the flange plate (3) respectively.
2. The ultra-low temperature valve of reinforced LNG of claim 1, characterized in that: the annular cavity (5) is communicated with the inside of the hollow cylinder (8), the hollow cylinder (8) is symmetrical about the horizontal center line of the valve body (1), and slurry is filled in the annular cavity (5).
3. The ultra-low temperature valve of reinforced LNG of claim 1, characterized in that: a plurality of guide rods are fixedly arranged between the connecting pipe (2) and the ring body (6), the guide rods penetrate through the ring body (6) and extend into the box ring body (6), and the guide rods are connected with the ring body (6) in an inserting mode.
4. The ultra-low temperature valve of reinforced LNG of claim 3, characterized in that: the spring (7) is sleeved on the outer side of the guide rod, and the guide rod is made of a metal material.
5. The ultra-low temperature valve of reinforced LNG of claim 1, characterized in that: and a sealing ring is arranged between the flange plate (3) and the valve body (1), and the radius of the sealing ring is half consistent with that of the valve body (1).
6. The ultra-low temperature valve of reinforced LNG of claim 1, characterized in that: the length of the valve body (1) is greater than the sum of the lengths of the connecting pipe (2) and the flange (3).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202120912239.1U CN215410692U (en) | 2021-04-29 | 2021-04-29 | Strenghthened type LNG ultra-low temperature valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202120912239.1U CN215410692U (en) | 2021-04-29 | 2021-04-29 | Strenghthened type LNG ultra-low temperature valve |
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CN215410692U true CN215410692U (en) | 2022-01-04 |
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Family Applications (1)
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CN202120912239.1U Active CN215410692U (en) | 2021-04-29 | 2021-04-29 | Strenghthened type LNG ultra-low temperature valve |
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2021
- 2021-04-29 CN CN202120912239.1U patent/CN215410692U/en active Active
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