Optimized low-temperature ball valve used in low-temperature environment

Abstract

The utility model relates to a low-temperature ball valve, in particular to an optimized low-temperature ball valve used in a low-temperature environment, which comprises a connecting structure, a cooling component is arranged on the inner wall of the connecting structure, a connecting rod is arranged on the inner wall of the cooling component, and a control valve is arranged on one side of the outer surface of the connecting rod. A damping device is arranged on the outer surface of the connecting structure, an auxiliary supporting device is arranged on the outer surface of the damping device, the damping device comprises a damper, the damping device is arranged on the low-temperature ball valve, and through the damper of the damping device, the vibration frequency of the low-temperature ball valve during operation can be relieved when the low-temperature ball valve vibrates, so that the vibration frequency of the low-temperature ball valve is reduced, and the service life of the low-temperature ball valve is prolonged. According to the low-temperature ball valve, vibration of the low-temperature ball valve can be almost neglected, huge influence caused by vibration is avoided, meanwhile, an auxiliary supporting device is arranged on the damping device, the damping device can stand more stably, and the situation of slight deviation is avoided.

Description

Technical Field

[0001] The utility model relates to a cryogenic ball valve, in particular to an optimized cryogenic ball valve used in a low temperature environment. Background Art

[0002] The optimized cryogenic ball valve is a ball valve suitable for low-temperature environments. It improves its sealing performance, stability and reliability by improving the design and using low-temperature resistant materials. The valve seat seal and valve stem sealing structure of the optimized cryogenic ball valve are made of low-temperature resistant materials, such as polyimide, polyetheretherketone and other high-performance engineering plastics or metal materials, to ensure that it can still maintain good elasticity and sealing performance in low-temperature environments. At the same time, the structural design of the cryogenic ball valve is optimized to reduce deformation and stress concentration caused by low temperature, and improve the stability and reliability of the valve. The optimized cryogenic ball valve can be used in low-temperature or ultra-low-temperature media such as minus 50℃, minus 110℃, minus 196℃, such as LNG systems, deep cold systems, aerospace and other occasions to control the flow and cut off of the medium;

[0003] Existing cryogenic ball valves are mainly used in low-temperature environments and achieve their operating effects by passing related gases. However, with a temperature environment different from that of normal, the flow of air will cause the cryogenic ball valve to vibrate greatly, which will lead to unstable operation inside the cryogenic ball valve, causing serious impacts and safety hazards to the fields where cryogenic ball valves are used. Utility Model Content

[0004] The main purpose of the utility model is to provide an optimized cryogenic ball valve for use in a low-temperature environment to solve the problems raised in the relevant technology. The existing cryogenic ball valve is mainly used in a low-temperature environment and achieves the use effect by excessive related gases. However, accompanied by a temperature environment different from the usual one, the flow of airflow will cause the cryogenic ball valve to vibrate greatly, thereby causing unstable operation inside the cryogenic ball valve, causing serious impact and safety hazards to the fields where the cryogenic ball valve is used.

[0005] In order to achieve the above-mentioned purpose, according to one aspect of the utility model, an optimized cryogenic ball valve for use in a low-temperature environment is provided, comprising a connecting structure, the inner wall of the connecting structure is provided with a cooling component, the inner wall of the cooling component is provided with a connecting rod, a control valve is provided on one side of the outer surface of the connecting rod, a shock absorbing device is provided on the outer surface of the connecting structure, an auxiliary supporting device is provided on the outer surface of the shock absorbing device, and the shock absorbing device includes a damper, which is used to reduce the vibration generated by the airflow when the cryogenic ball valve is in use.

[0006] Furthermore, a connecting plate is sleeved on the outer surface of the connecting structure, the outer surface of the connecting plate is fixedly connected to a base plate, the lower surface of the base plate is fixedly connected to a damper, one side of the outer surface of the base plate is fixedly connected to a slider, and one side of the outer surface of the damper is fixedly connected to a bottom frame.

[0007] Furthermore, a sliding groove is provided on the inner wall of the bottom frame, a first support rod is fixedly connected to the lower surface of the bottom frame, a second support rod is sleeved on the outer surface of the first support rod, a base is fixedly connected to the lower surface of the second support rod, and an anti-slip pad is fixedly connected to the lower surface of the base.

[0008] Furthermore, a first circular hole is provided on one side of the outer surface of the second support rod, a first buckle is inserted and connected to the inner wall of the first circular hole, and a first circular groove is provided on one side of the outer surface of the first support rod, and the surface area and shape of the inner wall of the first circular groove are adapted to the surface area and shape of the first buckle.

[0009] Furthermore, the auxiliary support device includes a rectangular frame, which is fixedly connected to the outer surface of the second support rod, an L-shaped rod is inserted and connected to the inner wall of the rectangular frame, and a support plate is fixedly connected to one side of the outer surface of the L-shaped rod.

[0010] Furthermore, a second circular groove is opened on one side of the outer surface of the L-shaped rod, a second circular hole is opened on one side of the outer surface of the rectangular frame, a second buckle is inserted and connected to the inner wall of the second circular hole, and the outer surface area size and shape of the second buckle are adapted to the inner surface area size and shape of the second circular groove.

[0011] Compared with the prior art, the utility model has the following beneficial effects: a shock absorbing device is provided on the cryogenic ball valve, and the damper provided with the shock absorbing device can alleviate the vibration frequency of the cryogenic ball valve during operation when the cryogenic ball valve vibrates, so that the vibration of the cryogenic ball valve can be almost negligible, thereby avoiding the huge impact of the vibration; at the same time, an auxiliary supporting device is provided on the shock absorbing device, so that the shock absorbing device stands more stably, thereby avoiding the occurrence of slight deviation. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the cooling component structure of the utility model;

[0014] Figure 3 This is a schematic diagram of the structure of the shock absorbing device of the utility model;

[0015] Figure 4 This is a schematic diagram of the structure of the auxiliary support device of the utility model.

[0016] Illustrations: 1. Connection structure; 2. Cooling component; 3. Connection rod; 4. Control valve; 5. Shock absorber; 6. Auxiliary support device; 51. Connection plate; 52. Bottom plate; 53. Damper; 54. Slider; 55. Bottom frame; 56. Slide groove; 57. First support rod; 58. Second support rod; 59. Base; 510. Anti-slip pad; 511. First circular hole; 512. First buckle; 513. First circular groove; 61. Rectangular frame; 62. L-shaped rod; 63. Support plate; 64. Second circular groove; 65. Second circular hole; 66. Second buckle. DETAILED DESCRIPTION

[0017] In order to further explain the technical means and effects adopted by the utility model to achieve the predetermined utility model purpose, the specific implementation method, structure, characteristics and effects of the utility model are described in detail below in combination with the accompanying drawings and preferred embodiments.

[0018] See also Figure 1-Figure 4 As shown, the purpose of this embodiment is to provide an optimized cryogenic ball valve for use in a low-temperature environment, including a connecting structure 1, an inner wall of the connecting structure 1 is provided with a cooling component 2, an inner wall of the cooling component 2 is provided with a connecting rod 3, an outer surface of the connecting rod 3 is provided with a control valve 4, an outer surface of the connecting structure 1 is provided with a shock absorbing device 5, and an outer surface of the shock absorbing device 5 is provided with an auxiliary supporting device 6. The shock absorbing device 5 includes a damper 53, and the damper 53 is used to reduce the vibration generated by the airflow when the cryogenic ball valve is used. Through the action of the damper 53, the vibration of the cryogenic ball valve is reduced to avoid the vibration from seriously damaging the ball valve and causing a bad influence;

[0019] The outer surface of the connection structure 1 is sleeved with a connection plate 51, the outer surface of the connection plate 51 is fixedly connected to a bottom plate 52, the lower surface of the bottom plate 52 is fixedly connected to a damper 53, one side of the outer surface of the bottom plate 52 is fixedly connected to a slider 54, and one side of the outer surface of the damper 53 is fixedly connected to a bottom frame 55. Through the cooperation of the bottom plate 52 and the bottom frame 55, the bottom plate 52 can slide up and down inside the bottom frame 55;

[0020] The inner wall of the bottom frame 55 is provided with a slide groove 56, the lower surface of the bottom frame 55 is fixedly connected with a first support rod 57, the outer surface of the first support rod 57 is sleeved with a second support rod 58, the lower surface of the second support rod 58 is fixedly connected with a base 59, and the lower surface of the base 59 is fixedly connected with an anti-skid pad 510. Through the function of the anti-skid pad 510, the shock absorbing device 5 will not slip when in use, and stand more firmly;

[0021] A first circular hole 511 is formed on one side of the outer surface of the second support rod 58, and a first buckle 512 is inserted and connected to the inner wall of the first circular hole 511. A first circular groove 513 is formed on one side of the outer surface of the first support rod 57, and the surface area and shape of the inner wall of the first circular groove 513 match the surface area and shape of the outer wall of the first buckle 512. Through the cooperation of the first circular hole 511, the first buckle 512 and the first circular groove 513, the height of the bottom frame 55 can be adjusted, so that it can be applied to different terrains.

[0022] The auxiliary support device 6 includes a rectangular frame 61, which is fixedly connected to the outer surface of the second support rod 58, and an L-shaped rod 62 is inserted and connected to the inner wall of the rectangular frame 61, and a support plate 63 is fixedly connected to one side of the outer surface of the L-shaped rod 62. Through the cooperation of the L-shaped rod 62 and the support plate 63, the shock absorbing device 5 is reinforced to prevent the base of the shock absorbing device 5 from being too small and unstable.

[0023] A second circular groove 64 is provided on one side of the outer surface of the L-shaped rod 62, and a second circular hole 65 is provided on one side of the outer surface of the rectangular frame 61. A second buckle 66 is inserted and connected to the inner wall of the second circular hole 65. The outer surface area and shape of the second buckle 66 are matched with the inner surface area and shape of the second circular groove 64. Through the cooperation of the second circular groove 64, the second circular hole 65 and the second buckle 66, the auxiliary support device 6 can be disassembled and taken down when not in use, thereby reducing the occupied space.

[0024] When the utility model is used, the L-shaped rod 62 with the support plate 63 is inserted into the rectangular frame 61, so that the second circular groove 64 on the L-shaped rod 62 is aligned with the second circular hole 65, and the second buckle 66 is inserted into the second circular groove 64 through the second circular hole 65 to fix the L-shaped rod 62, so that the bottom of the support plate 63 and the base 59 face the ground, and then the first support rod 57 is pulled upward along the second support rod 58 to a suitable height, and the first buckle 512 is inserted into the first circular groove 513 through the first circular hole 511 to fix. Fix the base 59, then firmly place the cryogenic ball valve, assemble it with the relevant parts, align the opening of the adapter part with the opening of the connecting structure 1, and then tighten it with the fixing screws to fix it firmly. Adjust the operating state of the cooling component 2 by controlling the valve 4. After the adjustment, the airflow will enter the cryogenic ball valve through the relevant parts. At this time, a certain vibration will be generated at the cryogenic ball valve. At this time, the damper 53 between the bottom plate 52 and the bottom frame 55 will reduce the vibration by slowly rising and falling to protect the relevant field from damage.

[0025] In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined purpose of the utility model, the specific implementation method, structure, characteristics and effects of the present invention are described in detail below in combination with the accompanying drawings and preferred embodiments.

[0026] The above description is only a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention has been disclosed as a preferred embodiment as above, it is not intended to limit the present invention. Any technical personnel in this field can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. An optimized cryogenic ball valve for use in a cryogenic environment, comprising a connection structure (1), characterized in that: The inner wall of the connection structure (1) is provided with a cooling component (2), the inner wall of the cooling component (2) is provided with a connecting rod (3), the outer surface of the connecting rod (3) is provided with a control valve (4), the outer surface of the connection structure (1) is provided with a shock absorbing device (5), the outer surface of the shock absorbing device (5) is provided with an auxiliary supporting device (6), the shock absorbing device (5) includes a damper (53), and the damper (53) is used to reduce the vibration generated by the airflow when the low-temperature ball valve is used.

2. The optimized cryogenic ball valve for use in a cryogenic environment according to claim 1, characterized in that: The outer surface of the connection structure (1) is sleeved with a connection plate (51), the outer surface of the connection plate (51) is fixedly connected to a bottom plate (52), the lower surface of the bottom plate (52) is fixedly connected to a damper (53), one side of the outer surface of the bottom plate (52) is fixedly connected to a slider (54), and one side of the outer surface of the damper (53) is fixedly connected to a bottom frame (55).

3. The optimized cryogenic ball valve for use in a cryogenic environment according to claim 2, characterized in that: The inner wall of the bottom frame (55) is provided with a sliding groove (56); the lower surface of the bottom frame (55) is fixedly connected with a first support rod (57); the outer surface of the first support rod (57) is sleeved with a second support rod (58); the lower surface of the second support rod (58) is fixedly connected with a base (59); and the lower surface of the base (59) is fixedly connected with an anti-slip pad (510).

4. The optimized cryogenic ball valve for use in a cryogenic environment according to claim 3, characterized in that: A first circular hole (511) is provided on one side of the outer surface of the second support rod (58), and a first buckle (512) is inserted and connected to the inner wall of the first circular hole (511). A first circular groove (513) is provided on one side of the outer surface of the first support rod (57), and the surface area and shape of the inner wall of the first circular groove (513) are adapted to the surface area and shape of the outer wall of the first buckle (512).

5. The optimized cryogenic ball valve for use in a cryogenic environment according to claim 4, characterized in that: The auxiliary support device (6) comprises a rectangular frame (61), the rectangular frame (61) is fixedly connected to the outer surface of the second support rod (58), an L-shaped rod (62) is inserted and connected to the inner wall of the rectangular frame (61), and a support plate (63) is fixedly connected to one side of the outer surface of the L-shaped rod (62).

6. The optimized cryogenic ball valve for use in a cryogenic environment according to claim 5, characterized in that: A second circular groove (64) is provided on one side of the outer surface of the L-shaped rod (62), a second circular hole (65) is provided on one side of the outer surface of the rectangular frame (61), a second buckle (66) is inserted and connected to the inner wall of the second circular hole (65), and the outer surface area size and shape of the second buckle (66) are matched with the inner surface area size and shape of the second circular groove (64).

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