阅读说明：本技术 一种紧凑环境固体姿控安装结构、方法及弹箭 (Compact environment solid attitude control installation structure and method and rocket ) 是由 卢迪 周明星 杨攀 朱璇 陈尤平 王博哲 于 2021-09-24 设计创作，主要内容包括：本申请涉及弹体结构技术领域,特别涉及一种紧凑环境固体姿控安装结构、方法及弹箭,所述紧凑环境固体姿控安装结构用于将姿控系统与发动机喷管喉衬的连接,包括：至少两个弧形板,其用于连接所述姿控系统,且所述姿控系统位于所述弧形板的内侧；设于所述弧形板相对两端的连接件,相邻所述弧形板端部的连接件相互贴合并连接,多个所述弧形板通过所述连接件依次首尾连接以形成环状结构,以套设于所述发动机喷管喉衬。本申请中,姿控系统无需从轴向套装至发动机喷管,消除了姿控系统在安装时与发动机喷管大端之间的干涉问题,安装至发动机喷管的喉衬处,而提高发动机喷管上安装空间的利用率。(The application relates to the technical field of projectile structures, in particular to a compact environment solid attitude control mounting structure, a method and a projectile, wherein the compact environment solid attitude control mounting structure is used for connecting an attitude control system with an engine nozzle throat insert and comprises the following steps: the at least two arc plates are used for being connected with the attitude control system, and the attitude control system is positioned on the inner side of the arc plates; locate the connecting piece at the relative both ends of arc, it is adjacent the connecting piece of arc tip is laminated and is connected each other, and is a plurality of the arc passes through the connecting piece is end to end connection in proper order in order to form annular structure, in order to overlap and locate engine spray tube throat lining. In the application, the attitude control system does not need to be sleeved to the engine spray pipe from the axial direction, the problem of interference between the attitude control system and the large end of the engine spray pipe when the attitude control system is installed is solved, the attitude control system is installed to the throat bush of the engine spray pipe, and the utilization rate of the installation space on the engine spray pipe is improved.)

1. The utility model provides a solid attitude control mounting structure of compact environment for be connected attitude control system (2) and engine nozzle (1) throat liner, its characterized in that includes:

the device comprises at least two arc-shaped plates (3) and a positioning and controlling system (2), wherein the arc-shaped plates (3) are used for being connected with the positioning and controlling system (2), and the positioning and controlling system (2) is positioned on the inner sides of the arc-shaped plates (3);

locate connecting piece (4) at the relative both ends of arc (3), it is adjacent connecting piece (4) of arc (3) tip laminate each other and connect, and is a plurality of arc (3) pass through connecting piece (4) are end to end connection in proper order in order to form annular structure, locate in order to overlap engine spray tube (1) throat lining.

2. The compact environment solid attitude control mounting structure according to claim 1, wherein two end faces of the arc-shaped plates (3) are provided with connecting grooves (301), and the adjacent arc-shaped plates (3) form a splicing fit through the connecting piece (4) and the connecting grooves (301).

3. The compact environmental solid attitude control mounting structure according to claim 2, characterized in that said connecting piece (4) comprises a connecting plate connected with the groove bottom of said connecting groove (301), and said connecting plates of adjacent said arc-shaped plates (3) are arranged in staggered fitting and connected by a bolt assembly.

4. The compact environmental solid attitude control mounting structure according to claim 3, wherein said connecting plate is provided with at least 8 mounting holes (401) for bolts to pass through.

5. The compact environment solid attitude control mounting structure according to claim 1, characterized in that said arc plates (3) comprise two, and the inner side of each said arc plate (3) is used for connecting two said attitude control systems (2).

6. The compact environment solid attitude control mounting structure according to claim 1, further comprising a plurality of mounting ears (5), wherein the inner side surfaces of the arc-shaped plates (3) are provided with mounting surfaces (302), the mounting ears (5) are used for being connected with the attitude control system (2), and the mounting ears (5) are connected to the mounting surfaces (302) through fixing components (6).

7. The compact environmental solid attitude control mounting structure according to claim 6, wherein said fixing assembly (6) comprises:

the connecting screw (601) sequentially penetrates through the mounting lug (5) and the mounting surface (302) and is in threaded connection with the arc-shaped plate (3);

an adjustment pad (602) disposed between the mounting ear (5) and the mounting surface (302).

8. The compact environmental solid attitude control mounting structure according to claim 1, characterized in that the side of the arc-shaped plate (3) is provided with a plurality of weight-reducing slots (303).

9. A compact environment solid attitude control mounting method, based on the compact environment solid attitude control mounting structure of any one of claims 1 to 8, comprising the steps of:

assembling the attitude control system (2) to the inner side surface of the arc-shaped plate (3);

the arc plates (3) are sequentially connected end to end on the peripheral side of the throat lining of the engine spray pipe (1) so as to be sleeved on the throat lining of the engine spray pipe (1).

10. A projectile incorporating the compact environmental solid attitude control mounting structure of any one of claims 1 to 8.

Technical Field

The application relates to the technical field of projectile structures, in particular to a solid attitude control installation structure and method for a compact environment and a projectile.

Background

In order to realize the posture adjustment of the rocket, under the condition that a main engine does not have the swing and injection function, the conventional solution is to cooperate with a posture control system to assist the rolling and yawing. In order to utilize the envelope of the rocket structure to the maximum extent, the attitude control system is required to be arranged outside the throat lining of the engine nozzle. When the traditional attitude control system is installed, the traditional attitude control system is limited by the large end of the engine jet pipe, and when the attitude control system is sleeved from the large end of the engine jet pipe along the axial direction, the attitude control system can interfere with the large end of the engine jet pipe, so that the attitude control system is not easy to install at the throat insert of the engine jet pipe.

Usually, a cabin is reserved on the projectile body for installation of the attitude control system, so that the space at the throat insert of the engine nozzle is difficult to utilize, and the utilization rate of the installation space on the engine nozzle is low.

Disclosure of Invention

The embodiment of the application provides a compact environment solid attitude control installation structure, a compact environment solid attitude control installation method and a rocket, and aims to solve the technical problems that in the related art, an attitude control system is difficult to install at a throat liner of an engine spray pipe, and the utilization rate of an installation space on the engine spray pipe is low.

In a first aspect, a compact environment solid attitude control mounting structure is provided for connecting an attitude control system to an engine nozzle throat insert, comprising:

the at least two arc plates are used for being connected with the attitude control system, and the attitude control system is positioned on the inner side of the arc plates;

locate the connecting piece at the relative both ends of arc, it is adjacent the connecting piece of arc tip is laminated and is connected each other, and is a plurality of the arc passes through the connecting piece is end to end connection in proper order in order to form annular structure, in order to overlap and locate engine spray tube throat lining.

In some embodiments, the two end faces of the arc-shaped plates are provided with connecting grooves, and the adjacent arc-shaped plates form a splicing fit through the connecting pieces and the connecting grooves.

In some embodiments, the connecting piece comprises a connecting plate, the connecting plate is connected with the groove bottom of the connecting groove, and the connecting plates of the adjacent arc-shaped plates are arranged in a staggered and attached mode and connected through a bolt assembly.

In some embodiments, the connecting plate has at least 8 mounting holes for bolts to pass through.

In some embodiments, the arc plates include two arc plates, and the inner side of each arc plate is used for connecting the two attitude control systems.

In some embodiments, the compact environment solid attitude control mounting structure further comprises a plurality of mounting ears, wherein mounting surfaces are arranged on the inner side surfaces of the arc plates, the mounting ears are used for being connected with the attitude control system, and the mounting ears are connected to the mounting surfaces through fixing components.

In some embodiments, the securing assembly comprises:

the connecting screw is sequentially arranged on the mounting lug and the mounting surface in a penetrating manner and is in threaded connection with the arc-shaped plate;

and the adjusting pad is arranged between the mounting lug and the mounting surface.

In some embodiments, the side surface of the arc plate is provided with a plurality of weight-reducing grooves.

The beneficial effect that technical scheme that this application provided brought includes:

the embodiment of the application provides a solid attitude control mounting structure in a compact environment, an attitude control system is mounted on an arc plate and is connected with an engine jet pipe throat lining through the arc plate, a plurality of arc plates are assembled at the engine jet pipe throat lining, the heads and the tails of the arc plates are connected in sequence through connecting pieces to form an annular structure and are sleeved on the engine jet pipe throat lining, so that the attitude control system is mounted, the attitude control system does not need to be sleeved to an engine jet pipe from the axial direction, the problem of interference between the attitude control system and the large end of the engine jet pipe during mounting is solved, the attitude control system is mounted to the throat lining of the engine jet pipe conveniently, and the utilization rate of a mounting space on the engine jet pipe is improved.

In a second aspect, a compact environment solid attitude control mounting method is provided, based on the compact environment solid attitude control mounting structure, including the following steps:

assembling the attitude control system to the inner side surface of the arc plate;

the arc plates are sequentially connected end to end on the peripheral side of the engine jet pipe throat insert so as to be sleeved on the engine jet pipe throat insert.

The compact environment solid attitude control installation method provided by another embodiment of the present application is based on a compact environment solid attitude control installation structure, and therefore the method has the same beneficial effects as the compact environment solid attitude control installation structure, and is not described herein again.

In a third aspect, there is provided a projectile including a compact environmental solid attitude control mounting structure as described above.

The rocket provided by another embodiment of the application comprises a compact environment solid attitude control installation structure, so that the rocket has the same beneficial effects as the compact environment solid attitude control installation structure, and the description is omitted here.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic view of an attitude control system provided by an embodiment of the present application mounted to an engine nozzle;

FIG. 2 is a schematic view of an arcuate plate provided by an embodiment of the present application;

FIG. 3 is a schematic view of a junction between adjacent arcuate plates according to an embodiment of the present application;

FIG. 4 is a schematic view of a mounting ear and an arcuate plate provided in accordance with an embodiment of the present application;

fig. 5 is a flowchart illustrating an installation of an attitude control system according to another embodiment of the present application.

In the figure: 1. an engine nozzle; 2. an attitude control system; 3. an arc-shaped plate; 301. connecting grooves; 302. a mounting surface; 303. a weight reduction groove; 4. a connecting member; 401. mounting holes; 5. mounting lugs; 6. a fixing assembly; 601. a connecting screw; 602. and adjusting the cushion.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. 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 application.

The embodiment of the application provides a compact environment solid attitude control mounting structure, which can solve the technical problem that an attitude control system can interfere with the large end of an engine spray pipe when the attitude control system is sleeved from the large end of the engine spray pipe along the axial direction in the related art.

A compact environment solid attitude control mounting structure for connecting an attitude control system 2 with a throat insert of an engine nozzle 1, comprising:

the device comprises at least two arc-shaped plates 3, a positioning and controlling system 2 and a positioning and controlling system, wherein the arc-shaped plates 3 are used for being connected with the positioning and controlling system 2, and the positioning and controlling system 2 is positioned on the inner side of the arc-shaped plates 3;

locate the connecting piece 4 at the relative both ends of arc 3, it is adjacent the connecting piece 4 of 3 tip of arc are laminated each other and are connected, and is a plurality of arc 3 passes through connecting piece 4 connects end to end in proper order in order to form annular structure, locates with the cover 1 throat lining of engine jet pipe.

Optionally, the number of the arc-shaped plates 3 is two, and the inner side of each arc-shaped plate 3 is used for connecting two attitude control systems 2.

Referring to fig. 1 and 2, the compact environment solid attitude control mounting structure is used for connecting an attitude control system 2 with a throat insert of an engine jet pipe 1, and when the attitude control system 2 is mounted, the attitude control system is not sleeved from the axial direction of the engine jet pipe 1, so that the limitation of the large end of the engine jet pipe 1 on the mounting of the attitude control system 2 is eliminated.

It includes two at least arc 3, and the central angle of every arc 3 can be inconsistent or unanimous setting, and the end to end of a plurality of arcs 3 connects gradually in order to form ring structure. In this embodiment, the number of the arc plates 3 is preferably two, the central angle of each arc plate 3 is 180 degrees, and the two arc plates 3 are connected end to form an annular structure so as to be sleeved on the throat insert of the engine nozzle 1.

Referring to fig. 2 and 4, the arc 3 is used for connecting the attitude control system 2, the attitude control system 2 is installed on the inner side of the arc 3, in this embodiment, two attitude control systems 2 are installed on each arc 3, and the attitude control systems 2 are uniformly distributed on the arc 3 along the axis of the arc 3. Along with a plurality of arc plates 3 are assembled on the periphery of the engine spray pipe 1 to form an annular structure, the arc plates 3 are sleeved on the engine spray pipe 1 so as to install the attitude control system 2 on the throat bush of the engine spray pipe 1.

Referring to fig. 2 and 3, the opposite ends of the arc-shaped plates 3 are each provided with a connecting member 4, and the ends of adjacent arc-shaped plates 3 are connected together by two connecting members 4. When the tip butt of adjacent arc 3, the connecting piece 4 of 3 tip of adjacent arc is laminated each other and is connected to connect adjacent arc 3, maintain the loop configuration that a plurality of arcs 3 are constituteed.

The attitude control system 2 is arranged on the arc-shaped plates 3 and is connected with the throat bush of the engine spray pipe 1 through the arc-shaped plates 3, the arc-shaped plates 3 are assembled at the throat bush of the engine spray pipe 1, the heads and the tails of the arc-shaped plates 3 are sequentially connected through the connecting pieces 4 to form an annular structure and are sleeved on the throat bush of the engine spray pipe 1, so that the attitude control system 2 is installed, the attitude control system 2 is not required to be sleeved to the engine spray pipe 1 from the axial direction, the problem of interference between the attitude control system 2 and the large end of the engine spray pipe 1 during installation is solved, the attitude control system is installed at the throat bush of the engine spray pipe 1, and the utilization rate of the installation space on the engine spray pipe 1 is improved. Meanwhile, the attitude control system does not need to reserve a cabin for the single body, the space of the projectile body is saved, and the attitude control system 2 arranged at the throat bush of the engine jet pipe 1 is closer to the tail part of the engine, so that the attitude control of the projectile body is more favorable.

Optionally, the two end faces of the arc-shaped plate 3 are both provided with a connecting groove 301, and the adjacent arc-shaped plate 3 is in insertion fit with the connecting groove 301 through the connecting piece 4.

Referring to fig. 2, wherein, the two end faces of the arc plate 3 are both provided with a connecting groove 301, and the connecting groove 301 is provided with an opening on the inner side face and the outer side face of the arc plate 3. The connecting piece 4 is connected to the bottom of the connecting groove 301, and the connecting piece 4 is arranged to extend out of the connecting groove 301. Adjacent arc 3 is connected, and in connecting piece 4 of 3 tip of arc inserted the spread groove 301 of establishing to 3 tip of adjacent arc, connecting piece 4 and spread groove 301's grafting cooperation has made things convenient for two connecting pieces 4 and two arc 3 of quick alignment, has shortened the combination velocity between the arc 3 on the one hand, and on the other hand for the connection between the connecting piece 4 is more stable.

Optionally, the connecting piece 4 includes a connecting plate, the connecting plate with the tank bottom of the connecting groove 301 is connected, and is adjacent to the arc-shaped plate 3 the connecting plate is staggered and attached to be arranged, and is connected through a bolt assembly.

Referring to fig. 2 and 3, wherein the connecting member 4 includes a connecting plate, one side of the connecting plate is welded and fixed or integrally formed at the bottom of the connecting groove 301, and two opposite sides of the connecting plate are respectively attached and fixed on two opposite groove walls of the connecting groove 301, after the connecting plate of the arc-shaped plate 3 is inserted into the connecting groove 301 at the end of the adjacent arc-shaped plate 3, the connecting groove 301 limits the circumferential movement of the connecting plate around the arc-shaped plate 3.

Referring to fig. 3, the two connecting plates at the two ends of the arc plate 3 have different distances from the center of the arc plate 3, and after the connecting plates are inserted into the connecting grooves 301 of the adjacent arc plates 3, the two mutually matched connecting plates are arranged in a staggered and laminated manner, so that the two connecting plates are conveniently fixed. In this embodiment, the two attached connecting plates are fixed by the bolt assembly to connect the two adjacent arc plates 3.

Optionally, the connecting plate is provided with at least 8 mounting holes 401 for bolts to pass through.

Referring to fig. 2, wherein, at least 8 mounting holes 401 for bolts to pass through are formed in the connecting plate, in this embodiment, the number of the mounting holes 401 is preferably 8, and the 8 mounting holes 401 are divided into two rows and two columns, and are uniformly distributed on the connecting plate. When two connecting plates are overlapped in the connecting groove 301, due to the limitation of the connecting groove 301 to the position of the connecting plate, the mounting holes 401 on the two connecting plates are conveniently aligned, and the two overlapped connecting plates are conveniently fixed by using bolts.

Optionally, the compact environment solid attitude control mounting structure further includes a plurality of mounting ears 5, the inner side surface of the arc-shaped plate 3 is provided with a mounting surface 302, the mounting ears 5 are used for being connected with the attitude control system 2, and the mounting ears 5 are connected to the mounting surface 302 through the fixing component 6.

Referring to fig. 4, wherein the mounting ears 5 are used for connecting with the attitude control systems 2, in the present embodiment, each attitude control system 2 is connected with 2 mounting ears 5, and the attitude control system 2 is fixed on the arc-shaped plate 3 through the mounting ears 5. The inner side surface of the arc-shaped plate 3 is provided with a mounting surface 302 for the mounting ear 5 to be attached, and the mounting ear 5 is fixed to the mounting surface 302 through the fixing component 6. The mounting surface 302 is provided to facilitate quick determination of the attachment location of the mounting ears 5.

Optionally, the fixing assembly 6 comprises:

the connecting screw 601 sequentially penetrates through the mounting lug 5 and the mounting surface 302 and is in threaded connection with the arc-shaped plate 3;

a tuning pad 602 disposed between the mounting ear 5 and the mounting surface 302.

Referring to fig. 4, the fixing assembly 6 includes a connection screw 601 and an adjustment pad 602. The connecting screw 601 is sequentially inserted through the mounting lug 5 and the mounting surface 302 and is in threaded connection with the arc plate 3, so that the mounting lug 5 is fixed on the mounting surface 302 on the inner side of the arc plate 3. In order to facilitate the installation of the installation lug 5, a waist-shaped groove is formed on the installation lug 5 for the connection screw 601 to pass through.

The material of the adjustment pad 602 is teflon, which has a small friction coefficient, and the adjustment pad 602 is disposed between the mounting ear 5 and the mounting surface 302 instead of the mounting ear 5 contacting the mounting surface 302. The attitude system is axially expanded during operation, but the mounting ears 5 are fixed, so that the joints between the mounting ears 5 and the attitude system 2 may be crushed and damaged. Due to the arrangement of the adjusting pad 602 and the waist-shaped groove, the attitude control system 2 can slide on the mounting surface 302 to support circumferential expansion of the attitude control system 2 during operation.

Optionally, a plurality of weight-reducing grooves 303 are formed in the side surface of the arc-shaped plate 3.

Referring to fig. 2, a plurality of weight-reducing grooves 303 are formed in the side surface of the arc-shaped plate 3, and the weight of the arc-shaped plate 3 is reduced while the bearing capacity of the arc-shaped plate 3 is maintained by the weight-reducing grooves 303, so that the cost is reduced.

Another embodiment of the present application provides a compact environment solid attitude control mounting method, based on the above compact environment solid attitude control mounting structure, including the following steps:

assembling the attitude control system 2 to the inner side surface of the arc-shaped plate 3;

the arc-shaped plates 3 are sequentially connected end to end on the peripheral side of the throat insert of the engine jet pipe 1 so as to be sleeved on the throat insert of the engine jet pipe 1.

Referring to fig. 5, wherein the compact environment solid attitude control mounting method comprises:

and assembling the posture control system 2 to the inner side surface of the arc-shaped plate 3.

The connection screw 601 is inserted through the mounting lug 5, the adjustment pad 602 and the mounting surface 302, so that the mounting lug 5 is fixed on the inner side surface of the arc plate 3, thereby completing the assembly process of the posture system and the arc plate 3.

The arc-shaped plates 3 are sequentially connected end to end on the peripheral side of the throat insert of the engine jet pipe 1 so as to be sleeved on the throat insert of the engine jet pipe 1.

After the attitude control system 2 is installed on each arc-shaped plate 3, the arc-shaped plates 3 are moved to the periphery of the throat lining of the engine jet pipe 1 to be assembled, the arc-shaped plates 3 are sequentially connected end to be sleeved on the throat lining of the engine jet pipe 1, and the attitude control system 2 is installed on the throat lining of the engine jet pipe 1.

Another embodiment of the present application provides a projectile including a compact environmental solid attitude control mounting structure as described above.

In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It is noted that, in the present application, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.