阅读说明：本技术 一种拖曳式刚柔组合型靶标浮体平台 (Combined target floating platform of hard gentle of pull-type ) 是由 胡宇 胡常青 李清洲 范慧佳 邬博文 于 2020-12-24 设计创作，主要内容包括：本发明涉及一种拖曳式刚柔组合型靶标浮体平台,属于靶标浮体平台领域。所述靶标浮体平台采用模块化设计,包括承载模块、拓展模块、拖曳缆绳。承载模块用于承载任务载荷,拓展模块用于拓展靶标浮体外形尺寸,承载模块、拓展模块通过铝型材标准连接件搭建多个刚性浮体模块,刚性浮体模块之间通过柔性件连接固定,柔性连接位于各刚性浮体模块之间,起到缓冲吸能的作用；多根拖曳缆绳附着于靶标浮体平台,并分散固定于各承载模块上,使靶标浮体平台各点均匀受力。本发明能够有效降低使用靶标浮体平台时的材料、人力成本,且建造过程无需电焊机、吊车等工程设备,适用于在后勤保障困难地区开展试验。(The invention relates to a dragging type rigid-flexible combined target floating platform, and belongs to the field of target floating platforms. The target floating body platform is in a modular design and comprises a bearing module, an expansion module and a towing cable. The bearing module is used for bearing task load, the expanding module is used for expanding the overall dimension of the target floating body, the bearing module and the expanding module build a plurality of rigid floating body modules through aluminum profile standard connecting pieces, the rigid floating body modules are fixedly connected through flexible pieces, and the flexible connection is positioned among the rigid floating body modules to play a role in buffering and energy absorption; the plurality of towing ropes are attached to the target floating platform and are dispersedly fixed on the bearing modules, so that each point of the target floating platform is uniformly stressed. The invention can effectively reduce the material and labor cost when the target floating body platform is used, does not need engineering equipment such as an electric welding machine, a crane and the like in the construction process, and is suitable for carrying out tests in areas with difficult logistics support.)

1. A towed rigid-flexible combined target floating platform is characterized in that a modular design is adopted, M bearing modules (1), N expansion modules (2) and L towing cables (3) are spliced into 1 whole according to task requirements, M is more than or equal to 1, N is more than or equal to 1, and L is more than or equal to 2; wherein:

the bearing module (1) is used for bearing target electromagnetic property simulation equipment;

the expansion module (2) is connected to the periphery of the bearing module (1) and used for expanding the area of the floating body, simulating the optical size characteristic of a target and enhancing the floating stability of the bearing module (1);

flexible connecting pieces are connected and fixed among the adjacent expansion modules (2), the adjacent bearing modules (1) and the expansion modules (2) at certain intervals, and are positioned among the modules to play a role in buffering and energy absorption;

the towing cables (3) are L flexible steel cables, one end parts of the steel cables are fixed on the bearing module (1), the other ends of the steel cables are converged to the middle position of the heading of the floating platform along the lower surface of the target floating platform and combined into one strand, and the steel cables and the target floating platform are wound and fixed by using cables.

2. The towed rigid-flexible combined target buoyant platform of claim 1, wherein the target electromagnetic property simulation device comprises an interference source, a radiation source, and a scattering source.

3. The towed rigid-flexible combined target buoyant platform of claim 1, wherein the flexible connectors are made of nylon cables or thick rubber plates, and when the flexible connectors are cables, the profile rims of adjacent modules are fixed in a winding manner; when the flexible connectors are rubber plates, the aluminum profile standard connectors are respectively used to fix to the profile borders of adjacent modules.

4. The towed rigid-flexible combined target floating platform according to claim 1, wherein the bearing module (1) comprises a bearing body frame (1-1), a reinforcing beam (1-2), a bearing buoyancy assembly (1-3), a bearing adapter plate (1-4) and a bearing body frame reinforcing plate (1-5); all the components are fixed by using standard aluminum profile connecting pieces;

the reinforcing beam (1-2) is fixed on the bearing main body frame (1-1) in a crossed manner and is used for reinforcing the bearing main body frame (1-1), and a bearing adapter plate (1-4) is arranged on the upper surface of the reinforced frame and provides an installation interface of the target electromagnetic characteristic simulation equipment;

the bearing buoyancy component (1-3) is arranged on the lower surface of the bearing main body frame (1-1) and is used for providing buoyancy;

the bearing main body frame reinforcing plates (1-5) are used for reinforcing the bearing main body frame (1-1), are arranged at four corners of the inner side of the bearing main body frame (1-1), are cross-shaped reinforcing plate pieces, and are also connecting and fixing points of the towing mooring rope (3).

5. The towed rigid-flexible combined target floating platform according to claim 4, wherein the load-bearing main body frame (1-1) is formed by splicing load-bearing frame units (1-1-1), the load-bearing frame units (1-1-1) are rectangular frames formed by splicing standard aluminum profiles, internal diagonal braces are used for reinforcement, and all the profiles are fixed by using standard aluminum profile connecting pieces.

6. The towed rigid-flexible combined target floating platform according to claim 1, wherein the expansion module (2) comprises an expansion main body frame (2-1) and an expansion buoyancy assembly (2-2), the expansion buoyancy assembly (2-2) is installed at the bottom of the expansion main body frame (2-1) and used for providing buoyancy, and the expansion buoyancy assembly (2-2) and the expansion main body frame (2-1) are fixed through standard aluminum profile connecting pieces.

7. The towed rigid-flexible combined target floating platform according to claim 6, wherein the extended main body frame (2-1) is formed by splicing extended frame units (2-1-1), the extended frame units (2-1-1) are rectangular frames formed by splicing standard aluminum profiles, internal diagonal braces are used for reinforcement, and all the profiles are fixed by standard aluminum profile connecting pieces.

8. The towed rigid-flexible combined target buoyant platform according to claim 6, wherein the extended buoyancy modules (2-2) are distributed at multiple points under the extended main frame (2-1) so that the extended modules (2) can stably float.

Technical Field

The invention relates to a towed rigid-flexible combined target floating platform which is mainly used as a target for missile and belongs to the field of target floating platforms.

Background

The floating platform special for the missile target practice test can be divided into a self-propelled target floating platform and a towed target floating platform according to whether the floating platform has power.

The existing target floating platform is generally modified from large and medium ships no matter in a self-propelled type or a towed type, the structure of the existing target floating platform is similar to that of the ships, the existing target floating platform needs to be manufactured in a shipyard, and segmented welding is completed in a test field, so that the existing target floating platform is complex in structure, high in manufacturing cost and very high in requirements on infrastructure construction and technicians of the test field.

Disclosure of Invention

The technical problem solved by the invention is as follows: the defects of the prior art are overcome, the towed rigid-flexible combined target floating platform is provided, the manufacturing cost of the target floating platform is reduced on the premise of meeting the test requirements, the manufacturing period is shortened, and the requirements on test site basic equipment and technicians are reduced.

The technical solution of the invention is as follows: a towed rigid-flexible combined target floating platform is designed in a modular mode, M bearing modules, N expansion modules and L towing cables are spliced into 1 whole according to task requirements, wherein M is more than or equal to 1, N is more than or equal to 1, and L is more than or equal to 2; wherein:

the bearing module is used for bearing the equipment for simulating the electromagnetic property of the target;

the expansion module is connected to the periphery of the bearing module and used for expanding the area of the floating body, simulating the optical size characteristic of the target and enhancing the floating stability of the bearing module;

flexible connecting pieces are connected and fixed among the adjacent expansion modules, the adjacent bearing modules and the expansion modules at certain intervals, and the flexible connecting pieces are positioned among the modules to play a role in buffering and absorbing energy;

the towing cables are L flexible steel cables, one end parts of the steel cables are fixed on the bearing module, the other ends of the steel cables are converged to the middle position of the heading of the floating body platform along the lower surface of the target floating body platform and combined into one strand, and the steel cables and the target floating body platform are wound and fixed by using cables.

The device for simulating the electromagnetic characteristics of the target comprises an interference source, a radiation source and a scattering source.

The flexible connecting piece is made of a nylon cable or a thick rubber plate, and when the flexible connecting piece is a cable, the section frame of the adjacent module is fixed in a winding mode; when the flexible connectors are rubber plates, the aluminum profile standard connectors are respectively used to fix to the profile borders of adjacent modules.

The bearing module comprises a bearing main body frame, a reinforcing beam, a bearing buoyancy assembly, a bearing adapter plate and a bearing main body frame reinforcing plate; all the components are fixed by using standard aluminum profile connecting pieces;

the reinforcing beam is fixed on the bearing main body frame in a crossed manner and is used for reinforcing the bearing main body frame, and a bearing adapter plate is arranged on the upper surface of the reinforced frame and provides a mounting interface of the target electromagnetic characteristic simulation equipment;

the bearing buoyancy assembly is arranged on the lower surface of the bearing main body frame and is used for providing buoyancy;

the bearing main body frame reinforcing plate is used for bearing the main body frame for reinforcement, is arranged at the four corners of the inner side of the bearing main body frame, is a cross-shaped reinforcing plate and is also a connecting and fixing point of a dragging cable rope.

Bear the main part frame and form by bearing the frame unit concatenation, bear the rectangular frame that the frame unit adopted the concatenation of standard aluminium alloy to form, inside bracing is consolidated, all uses aluminium alloy standard connecting piece fixed between all section bars.

The expansion module comprises an expansion main body frame and an expansion buoyancy assembly, the expansion buoyancy assembly is installed at the bottom of the expansion main body frame and used for providing buoyancy, and the expansion buoyancy assembly and the expansion main body frame are fixed through an aluminum profile standard connecting piece.

The extension main body frame is formed by extension frame unit concatenation, and extension frame unit adopts the rectangle frame that the concatenation of standard aluminium alloy formed, and inside bracing is consolidated, adopts aluminium alloy standard connecting piece fixed between all section bars.

The expansion buoyancy components are uniformly distributed at multiple points under the expansion main body frame, so that the expansion module can stably float.

Compared with the prior art, the invention has the beneficial effects that:

(1) the target floating body platform is realized by adopting a mode of assembling and combining the bearing module and the expansion frame, so that the bearing capacity of heavy equipment is ensured, the floating body area is expanded, only screws and corner fittings are needed to be installed in the assembling process, the requirement on workers is low, and professional work such as welders is not needed;

(2) after the modules are connected by adopting the flexible connecting piece, the adjacent modules can transmit push-pull force in the navigation process of the floating body, and the adjacent modules can still rotate relatively and slide relatively in a limited frame position, so that the buffering and energy-absorbing effects are achieved, and the rigid connecting structure in the modules is prevented from being broken due to the action of wave load or other impact loads.

(3) The main body frame of the floating body platform is made of aluminum profiles, so that the floating body platform is low in cost, light and convenient to transport and assemble;

(4) the main body frame of the floating body platform is an aluminum profile, the structures of all parts have interchangeability, and the undamaged parts can be tested for recycling in a continuous targeting test;

(5) the floating body platform main body material adopts an aluminum profile, the assembling work of various foundation structure units is completed outside a test field, various foundation structure units are conveyed to the test field by using vehicles, the overall assembling work is completed in the test field, and the working time of the test field can be greatly reduced.

Drawings

FIG. 1 is an exploded view of the overall structure of an embodiment of the present invention;

FIG. 2 is a block diagram of a carrier module according to an embodiment of the present invention;

FIG. 3 is an exploded view of a carrier module according to an embodiment of the present invention;

FIG. 4 is a block diagram of an expansion module according to an embodiment of the present invention;

FIG. 5 is an exploded view of an expansion module according to an embodiment of the present invention;

FIG. 6 is a cross section of an aluminum profile for a floating body according to an embodiment of the present invention;

FIG. 7 is a block diagram of a load bearing buoyancy module according to an embodiment of the present invention;

FIG. 8 is a block diagram of an extended buoyancy module according to an embodiment of the present invention;

FIG. 9 is a schematic view of a flexible connection according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention are further described below with reference to the accompanying drawings, wherein the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of protection of the present invention.

The invention provides a towed rigid-flexible combined target floating platform, which adopts a modular design, and splices M bearing modules 1, N expansion modules 2 and L towing cables 3 into 1 whole according to task requirements, wherein M is more than or equal to 1, N is more than or equal to 1, and L is more than or equal to 2; wherein:

the carrying module 1 is used for carrying target electromagnetic characteristic simulation equipment, wherein the target electromagnetic characteristic simulation equipment comprises heavier equipment such as an interference source, a radiation source and a scattering source.

The expansion module 2 is connected to the periphery of the bearing module 1, and mainly has the functions of expanding the area of the floating body, installing equipment such as a camouflage net and the like and simulating the optical dimensional characteristics of a target; the secondary function is to enhance the floating stability of the carrier module 1;

flexible connecting pieces are connected and fixed among the adjacent expansion modules 2, the adjacent bearing modules 1 and the expansion modules 2 at certain intervals, and the flexible connecting pieces are positioned among the modules to play a role in buffering and absorbing energy;

the towing cables 3 are L flexible steel cables, one end parts of the steel cables are fixed on the bearing module 1, the other ends of the steel cables are converged to the middle position of the heading of the floating body along the lower surface of the target floating body platform and combined into one strand, and the steel cables and the target floating body platform are wound and fixed by cables.

The material of the floating body platform flexible connecting piece is a nylon cable or a thick rubber plate, and when the flexible connecting piece is a cable, the section frame of the adjacent module is fixed in a winding mode; when the flexible connecting pieces are rubber plates, the flexible connecting pieces are respectively fixed to the section bar frames of the adjacent modules by using aluminum section bar standard connecting pieces;

the flexible connecting piece is characterized in that after connection is completed, the adjacent modules can transmit push-pull force in the navigation process of the floating body, and the adjacent modules can still rotate relatively and slide relatively in a limited manner at the frame position, so that the flexible connecting piece plays a role in buffering and absorbing energy and is used for preventing a rigid connecting structure in the modules from being broken due to the action of wave load or other impact loads.

The floating body platform bearing module 1 comprises a bearing main body frame 1-1, a reinforcing beam 1-2, a bearing buoyancy assembly 1-3, a bearing adapter plate 1-4 and a bearing main body frame reinforcing plate 1-5; all the components are fixed by using standard aluminum profile connecting pieces;

the reinforcing beam 1-2 is fixed on the bearing main body frame 1-1 in a crossed manner and used for reinforcing the bearing main body frame 1-1, a bearing adapter plate 1-4 is installed on the upper surface of the reinforced frame, a target electromagnetic characteristic simulation equipment installation interface is provided, and the target electromagnetic characteristic simulation equipment installation interface is used for installing heavier target electromagnetic characteristic simulation equipment such as an interference source, a scattering source, a radiation source and the like;

the bearing buoyancy component 1-3 is arranged on the lower surface of the bearing main body frame 1-1 and is used for providing buoyancy;

the bearing main body frame reinforcing plates 1-5 are used for reinforcing the bearing main body frame 1-1, are arranged at four corners of the inner side of the bearing main body frame 1-1, are cross-shaped reinforcing plate parts, and are also connecting and fixing points of the towing cable 3.

The bearing main body frame 1-1 is formed by splicing bearing frame units 1-1-1, the bearing frame units 1-1-1 are rectangular frames formed by splicing standard aluminum profiles, internal inclined struts are used for reinforcing the rectangular frames, and all the aluminum profiles are fixed by standard aluminum profile connecting pieces.

The floating body platform expansion module 2 comprises an expansion main body frame 2-1 and an expansion buoyancy component 2-2, wherein the expansion buoyancy component 2-2 is arranged at the bottom of the expansion main body frame 2-1 and is used for providing buoyancy, and the expansion buoyancy component 2-2 and the expansion main body frame 2-1 are fixed by adopting an aluminum profile standard connecting piece;

the expansion main body frame 2-1 is formed by splicing expansion frame units 2-1-1, the expansion frame units 2-1-1 are rectangular frames formed by splicing standard aluminum profiles, internal inclined struts are used for reinforcement, and all the profiles are fixed by standard aluminum profile connecting pieces;

the expansion buoyancy components 2-2 are uniformly distributed at multiple points under the expansion main body frame 2-1, so that the expansion module 2 can stably float.

Example (b):

the invention provides a specific embodiment of a towed rigid-flexible combined target floating platform, and particularly relates to a target floating platform which is 16m by 40m in main size and comprises 1 bearing module 1 and 10 expansion modules 2, wherein towing cables extend to the bearing modules 1 along the lower surface of the target floating platform and are fixed to main frame reinforcing plates 1-5 located at four corners, and the towing cables are shown in figure 1.

Each module of the floating body platform adopts 4080W European-standard heavy aluminum profiles, the wall thickness is 3mm, the cross section size is 40mm multiplied by 80mm, and the density is 3.6 kg/m;

1. bearing module

Fig. 2 is a structural view of a load bearing module, fig. 3 is an exploded view of the load bearing module, and fig. 7 is a structural view of a load bearing buoyancy assembly according to an embodiment of the present invention.

The bearing module 1 comprises a bearing main body frame 1-1, a reinforcing beam 1-2, a bearing buoyancy component 1-3, a bearing adapter plate 1-4 and a bearing main body frame reinforcing plate 1-5, all the components are fixed by aluminum profile standard connecting pieces, wherein the bearing main body frame 1-1 is formed by splicing bearing frame units 1-1-1;

the bearing frame unit 1-1-1 is a 2m multiplied by 6m structural member and is composed of 2 aluminum profiles with the length of 6m and 3 aluminum profiles with the length of 2m, the interior of the bearing frame unit is also reinforced by diagonal braces by using 1m profiles, all the profiles are fixed by using standard aluminum profile connecting pieces, and the total weight is 110 kg; fig. 6 is the cross section of the aluminum profile for the floating body of the embodiment, and it can be seen from the figure that the aluminum profile adopts a hollow design, so that the aluminum profile has the advantage of light weight and is convenient to load under the condition of ensuring rigidity.

The main bearing frame 1-1 is formed by splicing 4 main bearing frame units 1-1-1 clockwise end to end into 1 square, and is reinforced by diagonal bracing section bars at the connecting positions, and the total weight is 460 kg;

5 reinforcing beams 1-2 with the length of 4m and 6 reinforcing beams with the length of 6m are fixed on the frame of the bearing main body in a crossed manner, a bearing adapter plate is arranged on the upper surface of the reinforcing body and used for installing scattering source equipment weighing about 1200kg, the total weight of the reinforcing beams is 210kg, and the weight of the adapter plate is 100 kg;

bear the lower surface mounting of main body frame and have 4 and bear buoyancy subassembly 1-3, every group bears buoyancy subassembly 1-3 and contains a plurality of flotation tanks, and the head and the tail interval is fixed to 2 on 6m, 8 0.74m aluminium alloy, and the buoyancy subassembly size is: 6.0m (length) x 0.9m (width) x 0.49m (height), the aluminum alloy component weighed 260 kg;

major dimensions of a single buoyancy tank (length × width × height): 1.5m × 0.9m × 0.45m, full load provides buoyancy: 575kg, weight: 40 kg. The buoyancy tank panel is provided with a connecting through hole and is connected with the aluminum profile through a bolt during installation. The buoyancy tank body is made of composite materials, the foam storage floating body is filled in the buoyancy tank body, and the buoyancy tank body can still be used after the outer surface of the buoyancy tank body is damaged.

The draft of the bearing module 1 is determined by the total weight of the bearing module 1, the weight of the scattering source and the number of the floating boxes, wherein the total weight (excluding the floating boxes) of the bearing module 1 is 1157kg, the weight of the scattering source is 1500kg, and the number of the floating boxes is N, so that the draft L of the bearing module_CZ(unit: mm) is:

L_CZ＝(1030+1200+40×N)/(1.5×0.9×N)

because the structure of the expansion module 2 is relatively fixed, the number and the arrangement mode of the buoyancy tanks of the bearing module 1 can be determined after the average draft of the floating body platform is determined by the expansion module.

2. Expansion module

Fig. 4 is a structural diagram of an expansion module of an embodiment of the invention, fig. 5 is an exploded view of the expansion module, and fig. 8 is a structural diagram of an expansion buoyancy assembly of the embodiment of the invention.

The expansion module 2 comprises an expansion main body frame 2-1 and an expansion buoyancy component 2-2, the expansion buoyancy component 2-2 is connected with the expansion main body frame 2-1 through a standard profile corner piece, wherein the expansion main body frame 2-1 is formed by splicing expansion frame units 1-1-1;

the expansion frame unit 2-1-1 is a structural member of 2m multiplied by 6m and is composed of 2 aluminum profiles of 6m and 3 aluminum profiles of 2m, the interior of the bearing frame unit is also reinforced by diagonal braces by using the profiles of 1m, all the profiles are fixed by aluminum profile standard connecting pieces, and the total weight is 110 kg;

the expansion main body frame 2-1 is formed by splicing 4 expansion frame units 2-1-1 clockwise end to end into 1 square, and is reinforced by diagonal bracing section bars at the connecting positions, and the total weight is 460 kg;

4 independent expansion buoyancy components 2-2 are arranged at 4 corners of an inner ring of an expansion main body frame 2-1 to provide uniform buoyancy support for the expansion module 2, each expansion buoyancy component 2-2 is fixed on a frame consisting of 2 aluminum profiles of 1.5m and 2 aluminum profiles of 0.74m by 1 buoyancy tank, and the frame of a single expansion buoyancy component weighs 20 kg;

the draft of the expansion module 2 is determined by the total weight of the expansion module 2 and the number of the buoyancy tanks, wherein the total weight (excluding the buoyancy tanks) of the bearing module 1 is 330kg, and the number of the buoyancy tanks is 4, then the draft L of the expansion module 2 is determined_TZ(unit: mm) is:

L_TZ＝(460+(40+20)×4)/(1.5×0.9×4)＝129.63mm

to enable each bearing module and the expansion module of the floating body platform to be spliced normally, the draft of the floating body platform must be equal or close to the draft, namely:

L_CZ＝L_TZ

substituting the above equation, the calculation can be found:

(1030+1200+40×N)/(1.5×0.9×N)＝129.63

N＝16.5

according to the calculation result, 16.5 buoyancy tanks are required to be installed in the bearing module 1 to ensure that the draft is consistent with that of the expansion module 2, and the bearing module 1 uses 16 buoyancy tanks in consideration of engineering adaptability design and is divided into 4 groups of bearing buoyancy assemblies 1-3, wherein the 4 buoyancy tanks are connected end to end in the buoyancy assemblies without gaps.

3. Towing rope

The towing cables 3 are 4 in total, are respectively fixed on 4 bearing main body frame reinforcing plates 1-5 of the bearing module 1, extend to the middle position of the bow towards the bow, are combined into 1 strand and then are connected to the tugboat.

4. Floating body assembly

FIG. 9 is a schematic view of a flexible connection according to an embodiment of the present invention.

When the floating body platform is assembled, 8 expansion modules 2 with the length of 8m multiplied by 8m respectively form 2 square floating body components with the length of 16m multiplied by 16m, and the expansion modules 2 are wound and fixed at intervals of 1m at left and right by using mooring ropes;

the bearing module 1 comprises 1 bearing module 1 with 8m by 8m, and the left expansion module and the right expansion module are respectively fixed with 1 expansion module with 2m by 8m and used for enhancing the floating stability of the bearing module 1;

2 square floating body components of 16m are respectively spliced at the front and rear positions of the bearing module 1 and are wound and fixed at intervals of 1m by using cables.

5. Accessories

The floating body platform is provided with wood plates for people to walk, is positioned on the left side and the right side of the floating body and extends from the stern to the bow; a camouflage net is laid on the floating body platform and is used as target floating body target optical characteristic simulation equipment.

The frame unit 1-1-1, the frame unit 2-1-1 buoyancy component 1-3 and the buoyancy component 2-2 in the towed rigid-flexible combined target floating platform are assembled in advance and then conveyed to a test site, so that the assembling time of the test site is saved. For example: 1 floating platform of 16m 40m can be assembled in the test field for 1-2 weeks, and the target body repairing time can be greatly shortened during continuous target practice tests.

The embodiments of the present invention are disclosed above, and any person skilled in the art can make possible variations and modifications to the technical solutions of the present invention by using the methods and technical contents disclosed above without departing from the spirit and scope of the present invention; any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the protection scope of the technical solution of the present invention without departing from the content of the technical solution of the present invention.