CN217234490U - Fluid conversion valve - Google Patents

Fluid conversion valve Download PDF

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CN217234490U
CN217234490U CN202123442819.8U CN202123442819U CN217234490U CN 217234490 U CN217234490 U CN 217234490U CN 202123442819 U CN202123442819 U CN 202123442819U CN 217234490 U CN217234490 U CN 217234490U
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nozzle
piston
inner cavity
groove
mouth
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李伟
关焕文
李国栋
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AVIC First Aircraft Institute
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AVIC First Aircraft Institute
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Abstract

本申请属于流体管路的设计控制领域,特别涉及一种流体转换阀门,正常情况下,从第二接嘴4通入4.9Mpa压力的气体,气流通过第一接嘴3和第三接嘴5进入座舱盖作动筒的下腔,使作动筒向上运动,正常开启座舱盖;应急情况下,从第四接嘴7通入高压冷气、燃气混合气体,高压气体克服弹簧力推动活塞1快速向右运动,高压气流通过第一接嘴3和第三接嘴5进入座舱盖作动筒的下腔,实现座舱盖应急抛放。特点:两个三通+单向活门的组合体,正常时,右侧三通工作,应急时,左侧三通工作。

Figure 202123442819

The application belongs to the field of design and control of fluid pipelines, and in particular relates to a fluid conversion valve. Under normal circumstances, gas with a pressure of 4.9 Mpa is introduced from the second nozzle 4, and the air flow passes through the first nozzle 3 and the third nozzle 5. Enter the lower cavity of the canopy actuator, make the actuator move upwards, and open the canopy normally; in emergency, pass the high-pressure cold air and gas mixture from the fourth nozzle 7, and the high-pressure gas overcomes the spring force to push the piston 1 quickly Moving to the right, the high-pressure airflow enters the lower cavity of the canopy actuator through the first nozzle 3 and the third nozzle 5, so as to realize the emergency throwing of the canopy. Features: The combination of two tee + one-way valve, in normal condition, the right tee works, and in emergency, the left tee works.

Figure 202123442819

Description

一种流体转换阀门A fluid switching valve

技术领域technical field

本申请属于流体管路的设计控制领域,特别涉及一种流体转换阀门。The application belongs to the field of design control of fluid pipelines, and in particular relates to a fluid conversion valve.

背景技术Background technique

座舱盖的气密系统,需要在开启的时候气体能够顺利进去气密系统,在关闭的时候,气源的气体能够顺利被隔断,并且气密系统的气体能够顺利排出,现阶段都是通过多个管路连接多个阀门实现上述功能,需要一种集中式的阀门开关实现此功能。The airtight system of the canopy needs to be able to smoothly enter the airtight system when it is opened. When it is closed, the gas from the air source can be cut off smoothly, and the gas of the airtight system can be discharged smoothly. A pipeline is connected to multiple valves to achieve the above functions, and a centralized valve switch is required to achieve this function.

实用新型内容Utility model content

为了解决上述问题,本申请提供了一种流体转换阀门,包括:In order to solve the above problems, the present application provides a fluid conversion valve, including:

壳体,壳体包括内腔、第一接嘴、第二接嘴、第三接嘴与第四接嘴;第一接嘴、第二接嘴、第三接嘴与第四接嘴均与内腔联通;第二接嘴与第四接嘴在同一轴线上,第一接嘴与第三接嘴在同一轴线上;The shell includes an inner cavity, a first mouth, a second mouth, a third mouth and a fourth mouth; the first mouth, the second mouth, the third mouth and the fourth mouth are all connected with the The inner cavity is communicated; the second nozzle and the fourth nozzle are on the same axis, and the first nozzle and the third nozzle are on the same axis;

活塞,活塞整体呈圆柱状,置于所述内腔内,其下端面具有挖槽,其侧壁具有由顶端面向底端面延伸的侧槽,所述侧槽的长度小于活塞的长度;a piston, the piston is cylindrical as a whole and is placed in the inner cavity, the lower end surface of the piston is provided with a groove, the side wall of the piston is provided with a side groove extending from the top end to the bottom end surface, and the length of the side groove is smaller than the length of the piston;

活塞安装于所述内腔内,活塞在所述内腔具有轴向的平移自由度,并具有应急位于工作位两个极限位置,活塞位于所述工作位时,活塞顶端堵住第四接嘴,隔断其与内腔的连接,第一接嘴、第二接嘴与第三接嘴均联通于内腔;当活塞位于所述应急位时,活塞的底端堵住第二接嘴,隔断其与内腔的连接,第一接嘴、第三接嘴通过所述侧槽与内腔、第四接嘴连接;The piston is installed in the inner cavity, the piston has an axial translational freedom in the inner cavity, and has two extreme positions in the working position in an emergency. When the piston is in the working position, the top end of the piston blocks the fourth nozzle , cut off its connection with the inner cavity, the first nozzle, the second nozzle and the third nozzle are all connected to the inner cavity; when the piston is in the emergency position, the bottom end of the piston blocks the second nozzle, cutting off the the connection with the inner cavity, the first nozzle and the third nozzle are connected with the inner cavity and the fourth nozzle through the side groove;

弹簧,弹簧一端置于所述挖槽内,另一端接触第二接嘴,弹簧的张力使活塞位于所述工作位。A spring, one end of the spring is placed in the groove, the other end is in contact with the second nozzle, and the tension of the spring makes the piston in the working position.

优选的是,所述第四接嘴与活塞的顶端接触处具有向活塞方向的凸起,活塞的对应位置具有凹槽,所述凹槽安装有弹性密封圈。Preferably, the contact point between the fourth nozzle and the top end of the piston has a protrusion toward the piston, a corresponding position of the piston has a groove, and an elastic sealing ring is installed in the groove.

优选的是,所述第二接嘴与活塞的顶端接触处具有向活塞方向的凸起,活塞的对应位置具有凹槽,所述凹槽安装有弹性密封圈。Preferably, the contact between the second nozzle and the top end of the piston has a protrusion toward the piston, and a corresponding position of the piston has a groove, and an elastic sealing ring is installed in the groove.

优选的是,第二接嘴通过螺纹与壳体连接,且第二接嘴与壳体连接处具有密封圈。Preferably, the second mouthpiece is connected to the housing through threads, and a sealing ring is provided at the connection between the second mouthpiece and the housing.

优选的是,所述侧槽的长度为活塞长度的0.7~0.8。Preferably, the length of the side groove is 0.7-0.8 of the length of the piston.

优选的是,所述侧槽沿活塞周向阵列分布。Preferably, the side grooves are distributed in an array along the circumference of the piston.

本申请的优点包括:通过简单的结构将两个三通活门,单向活门的功能组合起来,同时实现的多个活门的作用。The advantages of the present application include: combining the functions of two three-way shutters and one-way shutters through a simple structure, and simultaneously realizing the functions of multiple shutters.

附图说明Description of drawings

图1是本申请一优选实施方式流体转换阀门的装配图;Fig. 1 is the assembly drawing of the fluid conversion valve of a preferred embodiment of the present application;

其中,1-活塞,2-壳体,3-第一接嘴,4-第二接嘴,5-第三接嘴,6- 弹簧,7-第四接嘴。Among them, 1-piston, 2-housing, 3-first nozzle, 4-second nozzle, 5-third nozzle, 6-spring, 7-fourth nozzle.

具体实施方式Detailed ways

为使本申请实施的目的、技术方案和优点更加清楚,下面将结合本申请实施方式中的附图,对本申请实施方式中的技术方案进行更加详细的描述。在附图中,自始至终相同或类似的标号表示相同或类似的元件或具有相同或类似功能的元件。所描述的实施方式是本申请一部分实施方式,而不是全部的实施方式。下面通过参考附图描述的实施方式是示例性的,旨在用于解释本申请,而不能理解为对本申请的限制。基于本申请中的实施方式,本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施方式,都属于本申请保护的范围。下面结合附图对本申请的实施方式进行详细说明。In order to make the objectives, technical solutions and advantages of the implementation of the present application clearer, the technical solutions in the embodiments of the present application will be described in more detail below with reference to the accompanying drawings in the embodiments of the present application. Throughout the drawings, the same or similar reference numbers refer to the same or similar elements or elements having the same or similar functions. The described embodiments are some, but not all, embodiments of the present application. The embodiments described below with reference to the accompanying drawings are exemplary, and are intended to be used to explain the present application, but should not be construed as a limitation to the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present application. The embodiments of the present application will be described in detail below with reference to the accompanying drawings.

如图1所示,本申请的流体转换阀门包括:As shown in Figure 1, the fluid conversion valve of the present application includes:

壳体2,壳体2包括内腔、第一接嘴3、第二接嘴4、第三接嘴5与第四接嘴7;第一接嘴3、第二接嘴4、第三接嘴5与第四接嘴7均与内腔联通;第二接嘴4与第四接嘴7在同一轴线上,第一接嘴3与第三接嘴5在同一轴线上;Housing 2, the housing 2 includes an inner cavity, a first nozzle 3, a second nozzle 4, a third nozzle 5 and a fourth nozzle 7; the first nozzle 3, the second nozzle 4, the third nozzle The nozzle 5 and the fourth nozzle 7 are both communicated with the inner cavity; the second nozzle 4 and the fourth nozzle 7 are on the same axis, and the first nozzle 3 and the third nozzle 5 are on the same axis;

活塞1,活塞1整体呈圆柱状,置于所述内腔内,其下端面具有挖槽,其侧壁具有由顶端面向底端面延伸的侧槽,所述侧槽的长度小于活塞1 的长度;Piston 1, piston 1 is cylindrical as a whole, placed in the inner cavity, its lower end surface has a groove, its side wall has a side groove extending from the top end to the bottom end surface, the length of the side groove is less than the length of the piston 1 ;

活塞1安装于所述内腔内,活塞1在所述内腔具有轴向的平移自由度,并具有应急位于工作位两个极限位置,活塞1位于所述工作位时,活塞1顶端堵住第四接嘴7,隔断其与内腔的连接,第一接嘴3、第二接嘴4与第三接嘴5均联通于内腔;当活塞1位于所述应急位时,活塞1 的底端堵住第二接嘴4,隔断其与内腔的连接,第一接嘴3、第三接嘴5 通过所述侧槽与内腔、第四接嘴7连接;The piston 1 is installed in the inner cavity. The piston 1 has an axial translational degree of freedom in the inner cavity, and has two extreme positions in the working position. When the piston 1 is in the working position, the top of the piston 1 is blocked. The fourth nozzle 7 cuts off its connection with the inner cavity. The first nozzle 3, the second nozzle 4 and the third nozzle 5 are all connected to the inner cavity; when the piston 1 is in the emergency position, the The bottom end blocks the second nozzle 4 to cut off its connection with the inner cavity, and the first nozzle 3 and the third nozzle 5 are connected to the inner cavity and the fourth nozzle 7 through the side groove;

弹簧6,弹簧6一端置于所述挖槽内,另一端接触第二接嘴4,弹簧 6的张力使活塞1位于所述工作位。A spring 6, one end of the spring 6 is placed in the groove, the other end is in contact with the second nozzle 4, and the tension of the spring 6 makes the piston 1 in the working position.

在一些可选实施方式中,所述第四接嘴7与活塞1的顶端接触处具有向活塞1方向的凸起,活塞1的对应位置具有凹槽,所述凹槽安装有弹性密封圈。In some optional implementations, the fourth nozzle 7 has a protrusion toward the direction of the piston 1 at the contact with the top end of the piston 1 , the corresponding position of the piston 1 has a groove, and an elastic sealing ring is installed in the groove.

在一些可选实施方式中,所述第二接嘴4与活塞1的顶端接触处具有向活塞1方向的凸起,活塞1的对应位置具有凹槽,所述凹槽安装有弹性密封圈。In some optional implementations, the second nozzle 4 has a protrusion toward the direction of the piston 1 at the contact with the top end of the piston 1 , and a corresponding position of the piston 1 has a groove, and an elastic sealing ring is installed in the groove.

在一些可选实施方式中,第二接嘴4通过螺纹与壳体2连接,且第二接嘴4与壳体2连接处具有密封圈。In some optional embodiments, the second mouthpiece 4 is connected to the housing 2 through threads, and a sealing ring is provided at the connection between the second mouthpiece 4 and the housing 2 .

在一些可选实施方式中,所述侧槽的长度为活塞1长度的0.7~0.8。In some optional embodiments, the length of the side groove is 0.7-0.8 of the length of the piston 1 .

在一些可选实施方式中,所述侧槽沿活塞1周向阵列分布。In some alternative embodiments, the side grooves are distributed in an array along the circumference of the piston 1 .

正常情况下,从第二接嘴4通入4.9Mpa压力的气体,气流通过第一接嘴3和第三接嘴5进入座舱盖作动筒的下腔,使作动筒向上运动,正常开启座舱盖;应急情况下,从第四接嘴7通入高压冷气、燃气混合气体,高压气体克服弹簧力推动活塞1快速向右运动,高压气流通过第一接嘴3和第三接嘴5进入座舱盖作动筒的下腔,实现座舱盖应急抛放。特点:两个三通+单向活门的组合体,正常时,右侧三通工作,应急时,左侧三通工作。Under normal circumstances, the gas with a pressure of 4.9Mpa is introduced from the second nozzle 4, and the air flow enters the lower cavity of the canopy actuator through the first nozzle 3 and the third nozzle 5, so that the actuator moves upward and opens normally. The cockpit cover; in an emergency, the high-pressure cold air and gas mixture are introduced from the fourth nozzle 7, the high-pressure gas overcomes the spring force to push the piston 1 to move to the right quickly, and the high-pressure airflow enters through the first nozzle 3 and the third nozzle 5 The lower chamber of the canopy actuator realizes the emergency throwing of the canopy. Features: The combination of two tee + one-way valve, in normal condition, the right tee works, and in emergency, the left tee works.

本申请通过简单的结构将两个三通活门,单向活门的功能组合起来,同时实现的多个活门的作用。The present application combines the functions of two three-way shutters and one-way shutters through a simple structure, and simultaneously realizes the functions of multiple shutters.

以上所述,仅为本申请的具体实施方式,但本申请的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本申请揭露的技术范围内,可轻易想到的变化或替换,都应涵盖在本申请的保护范围之内。因此,本申请的保护范围应以所述权利要求的保护范围为准。The above are only specific embodiments of the present application, but the protection scope of the present application is not limited to this. Any person skilled in the art can easily think of changes or substitutions within the technical scope disclosed in the present application, All should be covered within the scope of protection of this application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims (6)

1.一种流体转换阀门,其特征在于,包括:1. a fluid conversion valve, is characterized in that, comprises: 壳体(2),壳体(2)包括内腔、第一接嘴(3)、第二接嘴(4)、第三接嘴(5)与第四接嘴(7);第一接嘴(3)、第二接嘴(4)、第三接嘴(5)与第四接嘴(7)均与内腔联通;第二接嘴(4)与第四接嘴(7)在同一轴线上,第一接嘴(3)与第三接嘴(5)在同一轴线上;The casing (2) includes an inner cavity, a first nozzle (3), a second nozzle (4), a third nozzle (5) and a fourth nozzle (7); The mouth (3), the second mouth (4), the third mouth (5) and the fourth mouth (7) are all communicated with the inner cavity; the second mouth (4) and the fourth mouth (7) are in the inner cavity. On the same axis, the first nozzle (3) and the third nozzle (5) are on the same axis; 活塞(1),活塞(1)整体呈圆柱状,置于所述内腔内,其下端面具有挖槽,其侧壁具有由顶端面向底端面延伸的侧槽,所述侧槽的长度小于活塞(1)的长度;Piston (1), the piston (1) is cylindrical as a whole and is placed in the inner cavity, the lower end surface of which is provided with a groove, and the side wall of the piston (1) is provided with a side groove extending from the top end to the bottom end surface, and the length of the side groove is less than the length of the piston (1); 活塞(1)安装于所述内腔内,活塞(1)在所述内腔具有轴向的平移自由度,并具有应急位于工作位两个极限位置,活塞(1)位于所述工作位时,活塞(1)顶端堵住第四接嘴(7),隔断其与内腔的连接,第一接嘴(3)、第二接嘴(4)与第三接嘴(5)均联通于内腔;当活塞(1)位于所述应急位时,活塞(1)的底端堵住第二接嘴(4),隔断其与内腔的连接,第一接嘴(3)、第三接嘴(5)通过所述侧槽与内腔、第四接嘴(7)连接;The piston (1) is installed in the inner cavity, the piston (1) has an axial translational degree of freedom in the inner cavity, and has two extreme positions in the working position in an emergency, when the piston (1) is in the working position , the top of the piston (1) blocks the fourth nozzle (7) to cut off its connection with the inner cavity. The first nozzle (3), the second nozzle (4) and the third nozzle (5) are all connected to the inner cavity; when the piston (1) is in the emergency position, the bottom end of the piston (1) blocks the second nozzle (4) to cut off its connection with the inner cavity, the first nozzle (3), the third The mouthpiece (5) is connected with the inner cavity and the fourth mouthpiece (7) through the side groove; 弹簧(6),弹簧(6)一端置于所述挖槽内,另一端接触第二接嘴(4),弹簧(6)的张力使活塞(1)位于所述工作位。A spring (6), one end of the spring (6) is placed in the groove, the other end is in contact with the second nozzle (4), and the tension of the spring (6) makes the piston (1) in the working position. 2.如权利要求1所述的流体转换阀门,其特征在于,所述第四接嘴(7)与活塞(1)的顶端接触处具有向活塞(1)方向的凸起,活塞(1)的对应位置具有凹槽,所述凹槽安装有弹性密封圈。2. The fluid conversion valve according to claim 1, characterized in that, the point where the fourth nozzle (7) contacts the top end of the piston (1) has a protrusion toward the direction of the piston (1), and the piston (1) There is a groove in the corresponding position of the groove, and the groove is installed with an elastic sealing ring. 3.如权利要求1所述的流体转换阀门,其特征在于,所述第二接嘴(4)与活塞(1)的顶端接触处具有向活塞(1)方向的凸起,活塞(1)的对应位置具有凹槽,所述凹槽安装有弹性密封圈。3. The fluid conversion valve according to claim 1, wherein the second nozzle (4) contacts the top end of the piston (1) with a protrusion toward the direction of the piston (1), and the piston (1) There is a groove in the corresponding position of the groove, and the groove is installed with an elastic sealing ring. 4.如权利要求1所述的流体转换阀门,其特征在于,第二接嘴(4)通过螺纹与壳体(2)连接,且第二接嘴(4)与壳体(2)连接处具有密封圈。4. The fluid conversion valve according to claim 1, characterized in that the second nozzle (4) is connected to the housing (2) through a thread, and the second nozzle (4) is connected to the housing (2) at the joint With sealing ring. 5.如权利要求1所述的流体转换阀门,其特征在于,所述侧槽的长度为活塞(1)长度的0.7~0.8。5. The fluid conversion valve according to claim 1, wherein the length of the side groove is 0.7-0.8 of the length of the piston (1). 6.如权利要求1所述的流体转换阀门,其特征在于,所述侧槽沿活塞(1)周向阵列分布。6. The fluid switching valve according to claim 1, wherein the side grooves are distributed in an array along the circumference of the piston (1).
CN202123442819.8U 2021-12-31 2021-12-31 Fluid conversion valve Active CN217234490U (en)

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