A portable tank simulator
Through the design of a portable tank simulator, the visual device and operation simulation device are integrated into the supporting frame, and a suitcase-type structure is adopted. This solves the problems of large size of existing tank simulators and difficulty in selecting training sites, realizes the coordinated combat and flexible training of multiple simulators, and improves the training effect and the coordinated combat capability of the troops.
Patent Information
- Application Number
- CN202411367569.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-27
- Publication Date
- 2025-10-17
- Estimated Expiration
- 2044-09-27
AI Technical Summary
The existing tank simulators are large in size, making it difficult to flexibly select training sites, and it is impossible to achieve coordinated operations among multiple simulators, resulting in unsatisfactory training results.
A portable tank simulator is designed. A visual device and an operation simulation device are arranged within a supporting frame. It adopts a suitcase-like structure, integrates the visual device and the operation simulation device, and is equipped with a portable power supply and moving parts, which are convenient for carrying and deployment. Handles and moving parts are set on the outer frame plate to facilitate movement and coordinated combat of multiple simulators.
The miniaturization of tank simulators has been achieved, facilitating rapid deployment and training in a variety of environments, improving the flexibility and effectiveness of training, enabling coordinated operations of multiple simulators, and enhancing the troops' professional skills and coordinated combat capabilities.
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Figure CN119169900B_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to the technical field of tank simulation, in particular to a portable tank simulator. BACKGROUND
[0002] The tank simulator is a device used to simulate the operation and combat situation of the tank (such as tank, armored vehicle). It is usually used for military training and tactical exercise, aiming to improve the skills and response ability of soldiers and commanders when using the tank. The tank simulator plays an important role in modern military, through the highly realistic virtual training environment, the real operation interface and the operation feeling, effectively improving the combat ability and response ability of soldiers and commanders, and providing a safe and realistic training experience for soldiers and commanders.
[0003] The existing tank simulator can simulate the training of the tank to the soldiers, but its overall size is large, and the land occupation and environmental requirements of the factory building are high. A single vehicle type cannot meet the training requirements of all training personnel, and multiple tank simulators cannot be used for coordinated combat, so the training effect is not ideal. SUMMARY
[0004] The present application provides a portable tank simulator to solve the technical problem of the large overall size of the existing tank simulator, which is not easy to choose the training site flexibly. The preferred technical solutions in the many technical solutions provided by the present application can produce many technical effects, which are described in detail below.
[0005] To achieve the above-mentioned purpose, the present application provides a portable tank simulator, comprising: a support frame, an outer frame plate, a visual device, an operation simulation device, a portable power supply and a moving part, the outer frame plate is arranged outside the support frame, a handle is arranged on the outer frame plate, the moving part is arranged at the lower part of the support frame, the support frame comprises an upper frame and a lower frame, the visual device is foldably arranged in the upper frame, the portable power supply is arranged in the lower frame, the operation simulation device is detachably arranged in the lower frame through a fixing part, and the operation simulation device and the visual device interact to realize tank simulation operation.
[0006] Optionally, the support frame comprises a plurality of frame rods connected end to end, and dovetail grooves are arranged on the inner side of the frame rods.
[0007] Optionally, a detachable frame cross beam is arranged between the frame rods adjacent to the two sides and the rear side of the lower frame, a dovetail groove is arranged on the surface of the frame cross beam, and the operation simulation device is connected through the fixing part and the frame cross beam.
[0008] Optionally, the middle crossbeam is detachably arranged between the frame crossbeams on both sides of the lower frame, the operation simulation device comprises a driving manipulation device, and the driving manipulation device comprises a steering wheel manipulation equipment which is detachably connected to the middle crossbeam through a fixing portion.
[0009] Optionally, the steering wheel manipulation equipment comprises a steering wheel, a connecting shaft, a connecting fixing plate, a starting lever swing, a spring, a gear assembly and a photoelectric encoder which are sequentially arranged, the connecting shaft is arranged on the connecting fixing plate, the steering wheel is connected to the gear assembly through the connecting shaft, the gear assembly is connected with the photoelectric encoder, the photoelectric encoder transmits a rotating signal of the steering wheel to the visual device, the starting lever swing is coaxially connected with the connecting shaft, a protruding push rod is arranged at the bottom of the starting lever swing, the spring is connected between the protruding push rod and the connecting fixing plate to provide a returning torque for the steering wheel, and a fixing portion is arranged on the connecting fixing plate and connected with the middle crossbeam through the fixing portion.
[0010] Optionally, the driving manipulation device further comprises a throttle and brake manipulation equipment and a gear manipulation equipment, the throttle and brake manipulation equipment is fixed at the bottom in the lower frame, and the gear manipulation equipment is a gear shifting device in the form of a shifting lever and arranged at the rear side of the steering wheel.
[0011] Optionally, the operation simulation device further comprises a shooting operation device which is detachably connected to the frame crossbeam at the rear side of the lower frame through a fixing portion.
[0012] Optionally, the visual device is a three-screen folding visual device, and the bottom of the three-screen folding visual device is fixedly installed on the upper side of the bottom of the upper frame.
[0013] Optionally, the outer frame plate comprises a top mounting plate, a rear side mounting plate and a front side mounting plate, the front side mounting plate is fixed at the front side of the support frame, and the top mounting plate and the rear side mounting plate are connected with the front side mounting plate through overlapping buckles.
[0014] Optionally, legs are arranged at both ends of the inner side of the front side mounting plate, the handle is a hand-held pull rod, the hand-held pull rod is arranged at the rear side of the rear side mounting plate, and the moving portion is a brake wheel arranged at the bottom of the support frame.
[0015] The technical scheme of the present application can have the following beneficial effects:
[0016] The portable tank simulator provided by the application is characterized in that a visual device and an operation simulation device are arranged in an upper frame and a lower frame respectively, tank operation simulation is realized through the interaction between the operation simulation device and the visual device, the operation simulation device and the visual device are integrated in the support frame, the portable tank simulator is convenient to carry and transfer, the handle and the moving part on the outer frame are convenient for moving the portable tank simulator, the portable tank simulator provided by the application requires a small space, and multiple simulators can be simultaneously deployed to realize the coordinated operation simulation of multiple tank simulators. BRIEF DESCRIPTION OF DRAWINGS
[0017] In order to more clearly illustrate the technical solutions in the embodiments of the application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description only show some embodiments of the application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor.
[0018] Figure 1 Fig. 1 is a schematic diagram of the internal structure of the portable tank simulator according to the embodiment of the application;
[0019] Figure 2 Fig. 2 is a schematic diagram of the structure of the portable tank simulator according to the embodiment of the application;
[0020] Figure 3 Fig. 3 is another schematic diagram of the structure of the portable tank simulator according to the embodiment of the application;
[0021] Figure 4 Fig. 4 is a schematic diagram of the structure of the driving simulation state of the portable tank simulator according to the embodiment of the application;
[0022] Figure 5 Fig. 5 is a schematic diagram of the structure of the shooting simulation state of the portable tank simulator according to the embodiment of the application;
[0023] Figure 6 Fig. 6 is a schematic diagram of the structure of the steering wheel control device of the portable tank simulator according to the embodiment of the application;
[0024] Figure 7 Fig. 7 is a schematic diagram of the structure of the front side mounting plate in the unfolded state of the portable tank simulator according to the embodiment of the application.
[0025] In the figure: 1, support frame; 2, visual device; 3, driving control device; 4, shooting operation device; 5, portable power supply; 11, hand-held pull rod; 12, top mounting plate; 13, embedded handle; 14, lap buckle; 15, front side mounting plate; 151, folding support leg; 16, with brake casters; 17, fixed mounting plate; 18, frame crossbeam; 19, rear side mounting plate; 20, middle crossbeam; 31, steering wheel control device; 32, throttle and brake control device; 33, gear control device; 311, steering wheel; 312, connecting shaft; 313, connecting fixed plate; 314, starting lever swing; 315, gear assembly; 316, spring; 317, photoelectric encoder; 318, steering wheel control device fixing part; 331, dial gear; 332, sensor. DETAILED DESCRIPTION
[0026] In order to make the objects, technical solutions and advantages of the present application clearer, the technical solutions of the present application will be described in detail below. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work belong to the scope of protection of the present application.
[0027] It should be noted that when an element is referred to as being "fixed to" or "set on" another element, it can be directly on the other element or there can be a middle element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or there can be a middle element.
[0028] As shown in Figures 1 to 3 The present application provides a portable tank simulator, comprising: a support frame 1, an outer frame plate, a visual device 2, an operation simulation device, a portable power supply 5 and a moving part, the outer frame plate is arranged outside the support frame 1, a handle is arranged on the outer frame plate, the moving part is arranged at the lower part of the support frame 1, the support frame 1 comprises an upper frame and a lower frame, the visual device 2 is foldably arranged in the upper frame, the portable power supply 5 is arranged in the lower frame, the operation simulation device is detachably arranged in the lower frame through a fixing part, and the operation simulation device and the visual device interact to realize tank simulation operation.
[0029] Specifically, by arranging the visual device 2 and the operation simulation device in the upper frame and the lower frame respectively, the visual device 2 provides a three-dimensional visual scene with strong immersion for the training personnel, the tank operation simulation is realized through the interaction between the operation simulation device and the visual device, and the operation simulation device and the visual device 2 are integrated in the support frame, so that the portable power supply 5 arranged in the lower frame is fixed to the inside of the support frame to supply power for the internal equipment of the simulator. The arrangement of the upper handle and the moving part of the outer frame plate facilitates the movement of the tank simulator, and the tank simulator of the scheme requires a small space, and multiple simulators can be simultaneously deployed to realize the coordinated combat simulation of multiple tank simulators, thereby improving the professional technical ability and coordinated combat ability of the personnel.
[0030] As an optional implementation, the support frame 1 comprises a plurality of frame rods connected end to end, and dovetail grooves are arranged on the inner sides of the frame rods.
[0031] Specifically, the support frame 1 is composed of frame rods connected by lapping, and the connection ends of the frame rods are fixedly connected by screws. Preferably, the frame rods are aluminum dovetail profiles, and the side surfaces inside the support frame 1 are all arranged as dovetail groove structures to facilitate the detachable installation and fixation of the operation simulation device. An upper frame cross beam is arranged between the upper parts of the frame rods on the two side surfaces respectively, a fixed mounting plate 17 is arranged on the upper frame cross beam, and the upper frame cross beam and the fixed mounting plate 17 set the support frame as an upper frame and a lower frame.
[0032] As an optional implementation, a detachable frame cross beam 18 is arranged between the frame rods adjacent to the two sides and the rear side of the lower frame, a dovetail groove is arranged on the surface of the frame cross beam 18, and the operation simulation device is connected through the fixed part thereof and the frame cross beam 18.
[0033] Specifically, the frame cross beam 18 and the frame rod are detachably connected through the dovetail groove, and the position of the frame cross beam 18 can be adjusted according to actual needs, so as to adjust the position of the operation simulation device and realize the position adjustment of the operation simulation device in the storage state and the use state.
[0034] As an optional implementation, a detachable intermediate cross beam 20 is arranged between the frame cross beams 18 on the two sides of the lower frame, and the operation simulation device comprises a driving control device 3, the driving control device 3 comprises a steering wheel control equipment 31, and the steering wheel control equipment 31 is detachably connected to the intermediate cross beam 20 through the fixed part thereof.
[0035] Specifically, the operation simulation device includes a driving control device 3, and the driving control device 3 includes a steering wheel control device 31. In order to store the steering wheel control device 31, an intermediate crossbeam 20 is set in the lower frame. The intermediate crossbeam 20 is detachably connected between the frame crossbeams 18 on both sides to facilitate adjustment of the position of the steering wheel control device 31.
[0036] As an optional implementation, Figure 6 As shown, the steering wheel operating device 31 includes a steering wheel 311, a connecting shaft 312, a connecting and fixing plate 313, a starting lever oscillator 314, a spring 316, a gear assembly 315 and a photoelectric encoder 317, which are arranged in sequence. The connecting shaft 312 is arranged on the connecting and fixing plate 313. The steering wheel 311 is connected to the gear assembly 315 via the connecting shaft 312. The gear assembly 315 is connected to the photoelectric encoder 317. The photoelectric encoder 317 transmits the rotation signal of the steering wheel 311 to the visual device 2. The starting lever oscillator 314 is coaxially connected to the connecting shaft 312. A protruding push rod is provided at the bottom of the starting lever oscillator 317. The spring 316 is connected between the protruding push rod and the connecting and fixing plate 313 to provide a return torque for the steering wheel 311. A fixing portion 318 is provided on the connecting and fixing plate 313, which is connected to the intermediate crossbeam 20 via the fixing portion 318.
[0037] Specifically, the steering wheel control device 31 is installed on the middle cross beam 20 and is inside the support frame 1 when not in training. When performing driving simulation training, the steering wheel control device 31 can be quickly installed on the frame rod on the front side of the support frame 1 by completely removing the middle cross beam 20 at its fixed position. Figure 4 The steering wheel control device 31 mainly comprises a steering wheel 311, a connecting shaft 312, a connecting fixing plate 313, a pneumatic rod oscillator 314, a gear assembly 315, a spring 316, and a photoelectric encoder 317. The driver applies a torque to the steering wheel 311, which is transmitted to the photoelectric encoder 317 via the gear assembly 315. The steering signal of the steering wheel 311 is output in real time and transmitted to the visual device 2. The spring 316 is used to provide the steering resistance torque of the steering wheel 311.
[0038] As an optional embodiment, the driving control device 3 also includes a throttle and brake control device 32 and a gear control device 33. The throttle and brake control device 32 is fixed to the bottom of the lower frame, and the gear control device 33 is a paddle-type gear device, which is arranged on the rear side of the steering wheel 311.
[0039] Specifically, the throttle and brake control device 32 is mounted by screws below the inside of the lower frame. The gear control device 33 adopts a paddle gear design, the paddle gear device 331 is fixedly installed behind the steering wheel 311, including a left paddle for downshift and a right paddle for upshift. When the trainee operates the paddle, an electrical signal is transmitted to the visual device 2 through the sensor 332, indicating that it performs the gear shifting operation.
[0040] As an optional embodiment, the operation simulation device further comprises a shooting operation device 4, which is detachably connected to the frame cross beam 18 on the rear side of the lower frame through its fixed part.
[0041] Specifically, the shooting operation device 4 and the steering wheel control device 31 are both modular designs. When the shooting operation device 4 is not trained, it is inside the support frame 1. When shooting simulation training is performed, the frame cross beam 18 at the fixed position is removed as a whole, and the shooting operation device 4 can be quickly installed on the front frame rod of the support frame 1, as shown in Figure 5 The installation position can be adaptively adjusted according to different vehicle models. The shooting operation device 4 and the visual device 2 realize the natural interaction between the trainee and the environment. Timely tactical data and training feedback can be provided to help the trainee make real-time adjustments during the training process.
[0042] According to the training needs, the driving control device 3 and the shooting operation device 4 are installed on the front frame rod of the support frame 1, which can be used as a driving simulator or a shooting simulator. Multiple portable tank simulators can be used for coordinated operations to cultivate the overall coordination ability of armored vehicle operations.
[0043] As an optional embodiment, the visual device 2 is a three-screen folding visual device, and the bottom of the three-screen folding visual device is fixedly installed on the upper side of the bottom of the upper frame.
[0044] Specifically, the visual device 2 provides a virtual environment for the trainee, and the user and the environment directly interact naturally through the driving control device 3 and the shooting operation device 4. The visual device 2 selects a three-screen folding portable machine, which is fixedly installed on the bottom of the upper frame through the bottom screw hole, i.e. on the fixed mounting plate 17. The three screens of the three-screen folding portable machine can be folded, unfolded and adjusted in angle as needed.
[0045] As an optional embodiment, the outer frame plate includes a top mounting plate 12, a rear side enclosing mounting plate 19 and a front side mounting plate 15, the front side mounting plate 15 is fixed on the front side of the support frame, and the top mounting plate 12 and the rear side enclosing mounting plate 19 are connected with the front side mounting plate 15 through the lap buckle 14.
[0046] Specifically, the tank simulator of the present application is designed in a travel case type, and the support frame 1 is made of dovetail aluminum profiles, and the number and relative position of the frame rods can be adjusted according to actual training requirements. The outer side of the frame rod is provided with a peripheral fixing plate, and the front mounting plate 15 is fixed on the peripheral fixing plate of the frame rod by screws. The top mounting plate 12 and the rear mounting plate 19 are connected to the front mounting plate 15 by a clasp 14, and can be quickly disassembled. The top mounting plate 12 is in a disassembled state during training, and can be placed on the ground in reverse, providing a platform for the training personnel to carry personal items such as recording paper and a water cup.
[0047] As an optional embodiment, the two ends of the front mounting plate 15 are provided with folding legs 151, the handle is a hand-held pull rod 11, the hand-held pull rod 11 is arranged on the rear side of the rear mounting plate 19, and the moving part is a brake wheel 16 arranged at the bottom of the support frame.
[0048] Specifically, the tank simulator of the present application is designed in a travel case type, and the support frame 1 is made of dovetail aluminum profiles, and the number and relative position of the frame rods can be adjusted according to actual training requirements. The outer side of the frame rod is provided with a peripheral fixing plate, and the front mounting plate 15 is fixed on the peripheral fixing plate of the frame rod by screws. The top mounting plate 12 and the rear mounting plate 19 are connected to the front mounting plate 15 by a clasp 14, and can be quickly disassembled. The top mounting plate 12 is in a disassembled state during training, and can be placed on the ground in reverse, providing a platform for the training personnel to carry personal items such as recording paper and a water cup. Figure 7 As shown in the figure, the front mounting plate 15 is composed of folding legs and a seat surface, and in the training state, the front mounting plate 15 is removed and the folding legs are opened, which can be used as a portable seat.
[0049] The technical scheme of the present application has the following beneficial effects:
[0050] 1. The travel case type design is adopted in the appearance, the visual device and the operation simulation device are integrated in the support frame, the brake wheels are installed at the bottom, and the hand-held pull rod is installed on the rear side, so that the portable tank simulator can be quickly deployed and relocated to different training sites, and the training can be adapted to various environments. This flexibility enables training in various environmental conditions without relying on fixed training facilities.
[0051] 2. The main frame of the tank simulator is built with dovetail aluminum profiles, and all training devices are fixed on the aluminum profile frame. The aluminum profile can be combined in different ways according to the training needs to adapt to different vehicle types for training. In the training state, the top mounting plate can be removed and placed upside down on the ground to provide a platform for the training personnel to carry their belongings. The front mounting plate is removed, and the internal folding legs are opened to be used as a portable seat. In this way, the individual components that can be used independently are integrated into one, which does not damage the structural strength and can be easily and quickly operated.
[0052] 3. The tank simulator is internally installed with driving control devices and shooting operation devices. Both devices are designed in a modular way and are fixed inside the support frame. According to the training needs, the driving control device and the shooting operation device can be selected to be installed at the specified position of the support device frame, which can be used as a driving simulator or a shooting simulator. One simulator can realize two different training functions, effectively reducing the training cost.
[0053] 4. The visual device provides a virtual environment for the trainees, and at the same time, the trainees can directly interact with the environment through the driving control device and the shooting operation device. The visual device can provide timely tactical data and training feedback to help the trainees adjust in real time during the training process, which helps to improve the training effect and response ability. At the same time, it provides a real control interface and control feeling, so that the operator can practice driving, shooting and other operations.
[0054] 5. According to the training needs, multiple portable tank simulators can be used for coordinated combat to cultivate the overall coordination ability of armored vehicle combat.
[0055] 6. The present scheme realizes the integrated design of electrical equipment. The power supply of the equipment comes from the internally installed portable power supply, without external wiring. The cables are arranged along the aluminum profile frame to ensure that the wiring of the simulator is completed internally, and the appearance is simple and beautiful.
[0056] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second", "third" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.
[0057] In the description of the present application, it should be noted that unless specifically stated and limited otherwise, the terms "mounting", "connected", "connecting" should be construed broadly, for example, can be fixedly connected, can be detachably connected, or integrally connected; can be mechanically connected, can be electrically connected; can be directly connected, can be indirectly connected through an intermediate medium, can be internal communication of two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.
[0058] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited thereto, any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the present application, which should be covered within the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.
Claims
1. A portable combat vehicle simulator, characterized in that: include: A support frame, an outer frame plate, a visual device, an operation simulation device, a portable power supply, and a movable portion. The outer frame plate is disposed outside the support frame, a handle is disposed on the outer frame plate, and the movable portion is disposed at the lower portion of the support frame. The support frame includes an upper frame and a lower frame. The visual device is foldably disposed within the upper frame, the portable power supply is disposed within the lower frame, and the operation simulation device is detachably disposed within the lower frame via a fixing portion. The operation simulation device interacts with the visual device to realize combat vehicle simulation operation. A detachable intermediate crossbeam is provided between the frame crossbeams on both sides of the lower frame, the operation simulation device includes a driving control device, the driving control device includes a steering wheel control device, the steering wheel control device is detachably connected to the intermediate crossbeam through its fixing portion; The steering wheel operating device includes a steering wheel, a connecting shaft, a connecting and fixing plate, a starting rod oscillator, a spring, a gear assembly and a photoelectric encoder which are arranged in sequence. The connecting shaft is arranged on the connecting and fixing plate. The steering wheel is connected to the gear assembly via the connecting shaft. The gear assembly is connected to the photoelectric encoder. The photoelectric encoder transmits the rotation signal of the steering wheel to the visual device. The starting rod oscillator is coaxially connected to the connecting shaft. A protruding push rod is provided at the bottom of the starting rod oscillator. The spring is connected between the protruding push rod and the connecting and fixing plate to provide a return torque for the steering wheel. A fixing portion is provided on the connecting and fixing plate, which is connected to the middle crossbeam through the fixing portion.
2. The portable tank simulator according to claim 1, characterized in that: The support frame includes a plurality of frame rods connected end to end, and dovetail grooves are arranged on the inner sides of the frame rods.
3. The portable combat vehicle simulator according to claim 2, characterized in that: A detachable frame crossbeam is provided between adjacent frame rods on both sides and the rear side of the lower frame, a dovetail groove is provided on the surface of the frame crossbeam, and the operation simulation device is connected to the frame crossbeam through its fixing portion.
4. The portable tank simulator according to claim 1, characterized in that The driving control device also includes a throttle and brake control device, and a gear control device. The throttle and brake control devices are fixed to the bottom of the lower frame. The gear control device is a paddle-type gear device and is arranged on the rear side of the steering wheel.
5. The portable combat vehicle simulator according to claim 4, characterized in that: The operation simulation device further comprises a shooting operation device, which is detachably connected to the frame crossbeam at the rear side of the lower frame through a fixing portion thereof.
6. The portable combat vehicle simulator according to claim 5, characterized in that: The viewing device is a three-screen folding viewing device, and the bottom of the three-screen folding viewing device is fixedly mounted on the upper side of the bottom of the upper frame.
7. The portable combat vehicle simulator according to any one of claims 1 to 6, characterized in that: The outer frame plate includes a top mounting plate, a rear side mounting plate and a front mounting plate. The front mounting plate is fixed to the front side of the support frame. The top mounting plate and the rear side mounting plate are connected to the front mounting plate through overlapping buckles.
8. The portable combat vehicle simulator according to claim 7, characterized in that: Retractable legs are provided at both ends of the inner side of the front mounting plate, the handle is a portable pull-out rod, the portable pull-out rod is provided on the rear side of the rear side mounting plate, and the movable part is a caster with a brake provided at the bottom of the support frame.
Citation Information
Patent Citations
Composite portable equipment simulation training device
CN112767760A