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A kind of preparation technology of supporting ring for aerospace equipment

A preparation process and a technology for a support ring, which is applied in the field of the preparation process of a support ring for aerospace equipment, can solve the problems of low pressure resistance, hazards, potential safety hazards of fuel leakage and economic losses, and can avoid tilting, ensure sealing, improve The effect of flame retardant safety

Active Publication Date: 2021-06-25
ANHUI WANRONG AEROSPACE DEVICE CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Aerospace, also known as space flight, space flight, space navigation or aerospace flight, refers to the general term for various activities of entering, exploring, developing and utilizing space (that is, space outside the earth's atmosphere, also known as outer space) and celestial bodies other than the earth. Aerospace equipment refers to a type of device used in conjunction with aerospace work, which can effectively provide effective technical support for aerospace work. Among them, in the early fuel preparation of space rockets, in order to ensure stable and consistent fuel transmission, auxiliary materials will be selectively used. The liquid oxygen tank of the booster and the kerosene tank of the booster are arranged in a unified side wall to cooperate with the kerosene engine of the liquid oxygen to work. The existing support rings have low compression resistance and lack of effective load-bearing buffering methods. Long-term pressure will cause cracks on the surface of the support ring, and produce concave blocks on some stressed areas of the support ring, which in turn will make the booster fluid Oxygen tanks and booster kerosene tanks are partially tilted, and when fuel leaks, the support ring lacks effective flame retardant and sealing methods, which will cause fuel leakage and combustion, which will cause greater safety hazards and economic losses. and the life safety of astronauts, causing great harm

Method used

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  • A kind of preparation technology of supporting ring for aerospace equipment
  • A kind of preparation technology of supporting ring for aerospace equipment
  • A kind of preparation technology of supporting ring for aerospace equipment

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preparation example Construction

[0023] The invention provides a preparation process of a support ring for aerospace equipment, which can improve the resistance of the support ring, facilitate load-bearing flame retardancy, and have good sealing performance. Please refer to Figure 1-3 , including a capsule ring 100, a top ring 200, a bottom ring 300, a bottom support sleeve 400 and a top support sleeve 500;

[0024] see again image 3 The outer wall of the capsule ring 100 has a capsule ring groove 101. Specifically, the top and bottom of the capsule ring 100 are provided with a capsule ring groove 101. The capsule ring groove 101 is convenient for connecting with the convex ring 121. The top of the capsule ring 100 contacts the main ring. 110 , the bottom of the bladder ring 100 contacts the secondary ring 120 , the bottom of the main ring 110 and the top of the secondary ring 120 are integrally formed with a protruding ring 121 , and the protruding ring 121 is buckled with the bladder ring groove 101 .

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Embodiment

[0038] Step 1: Main material preparation: select silicone rubber: 47 parts; polyoxymethylene: 33 parts; polyolefin insulating material: 3 parts; release agent: 2 parts; flame retardant: 5 parts; Mechanically mix, the speed of the mixer motor is 2500r / min, the mixing time is 30min, the temperature during mixing is 190°C-230°C, and the rubber sheet is obtained after cooling;

[0039] Step 2: Preparation of ingredients: Proportioning polyvinyl chloride resin, polyester, plasticizer, stabilizer, and antioxidant, weighing the materials, the ratio is 32:52:13:2.5:0.5, and using mechanical mixing , the mixing time is 25min, and the mixing temperature is 130°C. The preparation of the mixture is protected by high-purity nitrogen under a fully closed loop mirror, which reduces the possibility of oxygenation of the mixture during the preparation process, ensures the purity of the material, and prevents the material from becoming dirty. , to ensure that the ingredients have no difference ...

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Abstract

The invention discloses a preparation process of a supporting ring for aerospace equipment in the technical field of aerospace equipment accessories, including a capsule ring, a top ring, a bottom ring, a bottom support sleeve and a top support sleeve, the top of the capsule ring contacts the top ring , the bottom of the capsule ring contacts the bottom ring, the peripheral outer wall of the top ring is socketed on the top supporting sleeve, and the peripheral outer wall of the bottom ring is socketed on the bottom supporting sleeve. According to the preparation process, the main ring and auxiliary ring are respectively fixed on the outside of the capsule ring, and the external connection is carried out by means of the top ring and the bottom ring. When the bottom support sleeve and the top support sleeve are respectively connected with the bottom ring and the top ring, the Different fuel tanks of the booster carry out effective load-bearing at the same time, the pressure is relieved by the bladder ring to avoid fuel tank tilting, the finished product and raw materials are made of flame retardant, which can effectively improve the flame retardant safety of different fuel tanks, and the multi-layer The fit method can block the gaps between the accessories layer by layer, ensuring the sealing of the joints.

Description

technical field [0001] The invention relates to the technical field of aerospace equipment accessories, in particular to a preparation process of a supporting ring for aerospace equipment. Background technique [0002] Aerospace, also known as space flight, space flight, space navigation or aerospace flight, refers to the general term for various activities of entering, exploring, developing and utilizing space (that is, space outside the earth's atmosphere, also known as outer space) and celestial bodies other than the earth. Aerospace equipment refers to a type of device used in conjunction with aerospace work, which can effectively provide effective technical support for aerospace work. Among them, in the early fuel preparation of space rockets, in order to ensure stable and consistent fuel transmission, auxiliary materials will be selectively used. The liquid oxygen tank of the booster and the kerosene tank of the booster are arranged in a unified side wall to cooperate ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B23P15/00B26F1/38B29C48/07F02K9/60
CPCB23P15/00B26F1/3866B29C48/07F02K9/60
Inventor 古万荣古年升
Owner ANHUI WANRONG AEROSPACE DEVICE CO LTD
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