CN215663964U

CN215663964U - Aerostat valve connecting structure

Info

Publication number: CN215663964U
Application number: CN202121809760.9U
Authority: CN
Inventors: 邹龙飞; 熊纯; 丁淑娟
Original assignee: Hunan Aerospace Yuanwang Science & Technology Co ltd
Current assignee: Hunan Aerospace Yuanwang Science & Technology Co ltd
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2022-01-28
Anticipated expiration: 2031-08-04

Abstract

The utility model discloses a valve connecting structure of an aerostat, which is used for being installed on a capsule body of the aerostat, and comprises an inner pressing plate and an outer pressing plate which are matched with each other, wherein the outer pressing plate is arranged on a through structural member, the valve connecting structure also comprises a connecting element, one end of the connecting element is fixedly connected with the capsule body, the other end of the connecting element is provided with an outward flanging, and the flanging is clamped by the inner pressing plate and the outer pressing plate in a matching way and is fastened through a fastening piece. According to the utility model, the operation space for installing the through structural member is converted from the inner side of the aerostat capsule to the outer side of the aerostat capsule, so that the through structural member is convenient and efficient to assemble and disassemble.

Description

Aerostat valve connecting structure

Technical Field

The utility model belongs to the field of aerostatics, and particularly relates to a valve connecting structure of an aerostat.

Background

The aerostat is a soft structure aircraft which is lighter than air in specific gravity and lifts off by means of buoyancy. The aerostatics utricule is the important structure who holds the buoyancy and rises gaseous, also is the mounting platform of electrical equipment and payload, for maintaining the good pneumatic appearance of utricule, needs carry out pressure control for the pressure differential keeps at certain safe range inside and outside the capsule at whole aerostatics in-process flight. The structural components such as fan, valve all link up with the utricule is inside and outside, call for through-going structural component, and through-going structural component is hard structure, for avoiding the utricule packing to wear out the utricule at in-process such as folding, requires through-going structural component to dismantle on the utricule usually. In addition, the through structural component is required to have good gas tightness at the installation interface on the utricule, and the gas tightness is poor, will lead to the inside buoyancy of utricule to rise the gas leakage and cause the buoyancy loss, or the air leakage is many in the utricule, needs frequently to open the fan and supplies qi, consumes the energy. At present, the common structural form is that two plane flanges are arranged on a through structural part, a through hole is arranged on the capsule body, and two flange edges of the through structural part clamp the capsule body material around the through hole of the capsule body through a fastener. However, in the technical scheme, one end of the inner pressing plate and one end of the fastener are positioned in the capsule body, so that the operation space is limited, and the disassembly and assembly operation of the through structural member is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an aerostat valve connecting structure, and aims to solve the technical problem that a through structural member is inconvenient to assemble and disassemble due to the fact that an operating space of the aerostat valve connecting structure is in a capsule body.

In order to achieve the purpose, the utility model adopts the following specific technical scheme:

the utility model provides an aerostatics valve connection structure for install on aerostatics's utricule, connection structure is including the interior clamp plate and the outer clamp plate of mutually supporting, the outer clamp plate sets up on the link up structure, and it still includes one end and utricule fixed connection's connecting element, connecting element's the other end is equipped with outside turn-ups, the turn-ups is pressed from both sides tightly and is fastened through the fastener by interior clamp plate and outer clamp plate cooperation.

Therefore, the aerostat valve connecting structure is provided with the connecting element, so that the dismounting operation space of the inner pressing plate and the fastening piece is converted from the inner side of the capsule body to the outer side of the capsule body, the operation space is enlarged, and the dismounting of the through structural part is facilitated. The end of the connecting element far away from the bag body is provided with a flanging, so that the pressing of the inner and outer pressing plates and the connecting element is facilitated.

Further, the connecting element is a connecting cylinder, and the connecting element is made of multiple layers of flexible materials. Adopt the connecting cylinder structure, can cooperate with flange structure and through structure spare, strengthen overall connection structure's adaptability. The connecting cylinder is made of multiple layers of flexible materials, so that the rigidity of the connecting element is improved, and the shaking of the through structural member after installation is reduced. Meanwhile, the flexible material is light in weight and does not affect the folding and transportation of the aerostat capsule.

Further, the connecting element is connected with the capsule in a heat sealing mode. The sealing connection mode ensures the sealing performance of the connection part of the connecting element and the capsule body.

Furthermore, a plurality of threaded connecting pieces for fixedly connecting with the outer pressing plate are uniformly arranged on the clamping surface of the inner pressing plate along the circumferential direction. The stability of the threaded connecting piece is guaranteed, meanwhile, the guidance of installation of the connecting structure can be enhanced, and the threaded connecting piece is convenient to install. The threaded connecting piece does not penetrate through the inner pressure plate,

furthermore, the threaded connecting piece does not penetrate through the inner pressing plate, so that the problem that the air tightness is poor due to the fact that the through hole is formed in the inner pressing plate is solved.

Furthermore, the clamping surfaces of the inner pressure plate and the outer pressure plate are respectively provided with a double-layer concave-convex structure matched with each other along the radial direction. The double-layer concave-convex structure enhances the sealing performance between the connecting element and the inner and outer pressing plates on one hand, saves an additional step of glue joint and sealing, and increases the clamping area on the other hand, so that the stress of the turning plate is uniformly dispersed, and the connecting strength of the connecting element and the inner and outer pressing plates is improved.

Further, the radial cross section of the double-layer concave-convex structure is an isosceles trapezoid matched with each other. Further allowing the connecting element to be force dispersed.

Furthermore, the surfaces of the double-layer concave-convex structures on the inner pressing plate and the outer pressing plate are respectively provided with a sealing gasket. The reliable sealing of the inner and outer pressing plates is realized.

Further, the sealing gasket is silica gel or aviation sponge. Silica gel and aviation sponge have good retractility and excellent sealing performance, and simultaneously have the buffering function, and can protect connecting elements in the installation process.

The utility model has the following advantages:

1. according to the utility model, the connecting element is arranged on the capsule body of the aerostat, and the flanging used for being pressed with the inner and outer pressing plates is arranged at one end of the connecting element, so that the disassembly and assembly operation of the through structural member outside the capsule body is realized, the operation space is enlarged, the disassembly and assembly operation is convenient, the pressing of the inner and outer pressing plates and the connecting element is tighter due to the flanging, and the integrity of the connecting structure is enhanced.

2. The connecting element is made of multiple layers of flexible materials, can be spliced with the aerostat capsule into a whole in a heat seal connection mode, and is reliable in sealing performance. The weight is light, and rigidity is strong, can reduce the rocking of installation back through structure spare, does not influence the folding transportation of aerostatics utricule simultaneously.

3. The outer pressing plate is arranged on the through structural member, so that the installation process is simplified, and meanwhile, the clamping surface of the inner pressing plate matched with the outer pressing plate is fixedly connected with the threaded connecting piece, so that the installation guidance of the connecting structure is enhanced, and the installation efficiency is integrally improved. The threaded connection piece does not penetrate through the inner pressing plate, and the problem that the air tightness is poor due to the fact that the through hole is formed in the inner pressing plate is avoided.

4. The double-layer concave-convex structure and the sealing gasket arranged on the surface of the concave-convex structure can ensure the sealing property between the connecting element and the inner and outer pressing plates without additional adhesive sealing. Meanwhile, the clamping area is increased, and the connecting strength of the connecting element and the inner and outer pressing plates is improved.

Drawings

Fig. 1 is an assembly structure diagram of an aerostat valve coupling structure according to an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

the notation in the figure is: 1. an inner pressure plate; 2. a gasket; 3. a fastener; 4. a capsule body; 5. an outer pressing plate; 6. a connecting element.

Detailed Description

In order to better understand the purpose, structure and function of the present invention, an aerostat valve connecting structure according to the present invention will be described in further detail below with reference to the accompanying drawings.

As shown in fig. 1, the aerostat valve connecting structure of the present embodiment mainly includes a connecting element 6, an outer pressing plate 5 and an inner pressing plate 1, and the connecting element 6 (preferably, a connecting cylinder) is provided to realize the dismounting of the through structure member at the outer side of the capsule 4 of the aerostat, so that the operating space is enlarged, and the dismounting of the through structure member is convenient and fast. One end of the connecting element 6 is fixedly connected with the capsule 4 of the aerostat, and the preferable fixed connection mode is heat seal connection, so that the connecting element 6 and the capsule 4 of the aerostat are connected into a whole in a heat seal mode, and the sealing performance of the joint of the connecting element 6 and the capsule 4 is enhanced. The other end of the connecting element 6 is provided with an outward flange which is integrally formed with the connecting element 6, so that the structural integrity is enhanced. The connecting element 6 is made of a plurality of layers of flexible materials (preferably the same as the capsule), so that the rigidity of the connecting element 6 is improved, the shaking of the through structural member after installation is reduced, and meanwhile, the flexible materials are light in weight and do not influence the folding and transportation of the capsule 4. The inner pressing plate 1 and the outer pressing plate 5 are made of metal materials, the inner pressing plate 1 and the outer pressing plate 5 are matched with each other to clamp the flanging, and the inner pressing plate 1, the outer pressing plate 5 and the flanging are tightly connected through the fastening piece 3. The outer pressing plate 5 is installed on the outer end face of the flanging, and the inner pressing plate 1 is installed on the opposite end face of the outer end face of the flanging. The outer pressing plate 5 is arranged on the through structural member, so that the installation of the outer pressing plate 5 is simplified, and the installation efficiency is improved. A plurality of threaded connecting pieces are uniformly and fixedly arranged on the clamping surface of the inner pressing plate 1 along the circumferential direction and are used for being matched with the outer pressing plate 6 to be fixedly clamped, the guidance of installation of the connecting structure is enhanced, and the installation is simple, convenient and quick. The threaded connection piece does not penetrate through the inner pressing plate 1, and the problem that the air tightness is poor due to the fact that the through hole is formed in the inner pressing plate 1 is avoided.

As shown in fig. 2, the clamping surfaces of the inner pressing plate 1 and the outer pressing plate 5 are respectively provided with a double-layer concave-convex structure which is matched with each other along the radial direction, so that the sealing performance between the connecting element 6 and the capsule 4 is enhanced, an additional step of bonding is omitted, the clamping area is increased, the stress is uniform, and the connecting strength of the joint is improved. The radial cross section of the double-layer concave-convex structure is in an isosceles trapezoid shape matched with each other, so that the connecting part of the connecting element 6 and the inner and outer pressing plates is stressed uniformly. The concave-convex structure surfaces of the inner pressing plate 1 and the outer pressing plate 5 are respectively provided with a sealing gasket 2, the sealing gasket 2 is preferably silica gel or aviation sponge, the sealing performance is excellent, and meanwhile, the buffer effect can be achieved, and the effect of protecting the connecting element 6 is achieved.

It is to be understood that the present invention has been described with reference to the embodiments, and those skilled in the art will recognize that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the present invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides an aerostatics valve linkage for install on aerostatics' utricule (4), linkage is including interior clamp plate (1) and outer clamp plate (5) of mutually supporting, outer clamp plate (5) set up on the link up structure, its characterized in that: the bag body is characterized by further comprising a connecting element (6) with one end fixedly connected with the bag body (4), wherein an outward flanging is arranged at the other end of the connecting element (6), and the flanging is matched and clamped by the inner pressing plate (1) and the outer pressing plate (5) and is fastened through the fastening piece (3).

2. The aerostat valve connecting structure according to claim 1, wherein: the connecting element (6) is a connecting cylinder, and the connecting element (6) is made of multiple layers of flexible materials.

3. The aerostat valve connecting structure according to claim 1, wherein: the connecting element (6) is connected with the capsule body (4) in a heat sealing mode.

4. The aerostat valve connecting structure according to claim 1, wherein: and a plurality of threaded connecting pieces for fixedly connecting with the outer pressing plate (5) are uniformly arranged on the clamping surface of the inner pressing plate (1) along the circumferential direction.

5. The aerostat valve connecting structure according to claim 4, wherein: the threaded connecting piece does not penetrate through the inner pressure plate (1).

6. The aerostat valve connecting structure according to claim 1, wherein: and the clamping surfaces of the inner pressing plate (1) and the outer pressing plate (5) are respectively provided with a double-layer concave-convex structure matched with each other along the radial direction.

7. The aerostat valve connecting structure according to claim 6, wherein: the radial cross section of the double-layer concave-convex structure is an isosceles trapezoid matched with each other.

8. The aerostat valve connecting structure according to claim 6, wherein: and sealing gaskets (2) are respectively arranged on the surfaces of the double-layer concave-convex structures on the inner pressing plate (1) and the outer pressing plate (5).

9. The aerostat valve connecting structure according to claim 8, wherein: the sealing gasket (2) is silica gel or aviation sponge.