A vibration isolation device for a vehicle-mounted optoelectronic device

Abstract

The utility model relates to related technical field of vehicle-mounted photoelectric equipment, and disclose a kind of vibration isolation device of vehicle-mounted photoelectric equipment, including vehicle-mounted support, adjusting assembly and four locking assemblies, vehicle-mounted support includes two straight poles, multiple cross bars and inclined rods are welded between two straight poles, cross bar and inclined rod are staggered distribution, the top of vehicle-mounted support is connected with first base by adjusting assembly, the upper surface of first base is bolted with four shock absorbers, the top of shock absorber is fixedly connected with second base by bolt, the outside of vehicle-mounted support is connected with vehicle underframe by four locking assemblies, the utility model discloses vibration isolation device of vehicle-mounted photoelectric equipment significantly improves damping performance and adaptability by multiple structure optimization: four groups of military shock absorber constitute core damping layer, form distributed buffer structure by the rigid connection of upper and lower base, different direction vibration energy can be effectively dispersed and absorbed, reduce the interference of high-frequency vibration to photoelectric equipment.

Description

Technical Field

[0001] This utility model relates to the technical field of vehicle-mounted optoelectronic equipment, specifically a vibration isolation device for vehicle-mounted optoelectronic equipment. Background Technology

[0002] Vehicle-mounted optoelectronic equipment has significant application value in fields such as military reconnaissance and target tracking. Its performance stability directly depends on the vibration reduction effect and structural reliability of the mounting platform. In current technological approaches, the combination of aerospace aluminum alloy materials and military vibration dampers has become the mainstream solution, while modular design concepts are also widely used to improve the platform's adaptability.

[0003] Traditional vehicle-mounted optoelectronic equipment installation platforms typically employ rigid connections or simple vibration reduction structures. In combat environments with frequent disassembly and assembly, these platforms struggle to effectively cope with vibrations and impacts under complex road conditions, cannot flexibly adapt to differences in the center of gravity of different vehicle models, and have limited vibration reduction effects. Therefore, a vibration isolation device for vehicle-mounted optoelectronic equipment is proposed. Summary of the Invention

[0004] The purpose of this utility model is to provide a vibration isolation device for vehicle-mounted optoelectronic equipment, in order to solve the problems mentioned in the background art that the traditional vehicle-mounted optoelectronic equipment installation platform usually adopts rigid connection or simple vibration reduction structure, which is difficult to effectively cope with vibration and impact under complex road conditions in the combat environment of frequent disassembly and assembly, cannot flexibly adapt to the differences in the center of gravity of different vehicle models, and has limited vibration reduction effect.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a vibration isolation device for vehicle-mounted optoelectronic equipment, comprising a vehicle-mounted bracket, an adjustment assembly, and four locking assemblies. The vehicle-mounted bracket includes two straight rods, with multiple horizontal and diagonal rods welded between the two straight rods. The horizontal and diagonal rods are staggered. The top of the vehicle-mounted bracket is connected to a first base via the adjustment assembly. Four vibration dampers are bolted to the upper surface of the first base. The top of each vibration damper is bolted to a second base. The outer side of the vehicle-mounted bracket is connected to a vehicle chassis via the four locking assemblies.

[0006] The adjustment assembly includes two inserts, several tension springs, and two connecting plates. The top of the straight rod has a groove. The two inserts are fixedly connected to the bottom of the first base. Several plugs are fixedly connected to one side of the connecting plate. Several through holes are opened on one side of the straight rod. Several slots are opened on one side of the inserts. One end of the plug is inserted into the slot through the through hole.

[0007] Preferably, the locking assembly includes a first U-shaped buckle, a second U-shaped buckle, and a connecting frame. The first U-shaped buckle is sleeved on the outside of the straight rod, and the second U-shaped buckle is sleeved on the outside of the vehicle chassis. Both the first U-shaped buckle and the second U-shaped buckle are fixedly connected to the connecting frame by bolts.

[0008] Preferably, a protective cover is fixedly connected to one side of the straight rod, and the connecting plate is slidably connected inside the protective cover.

[0009] Preferably, both sides of the inner wall of the groove are fixedly connected to sliders, and both sides of the insert are provided with grooves that are adapted to the sliders.

[0010] Preferably, one end of the tension spring is fixedly connected to the outside of the straight rod, and the other end of the tension spring is fixedly connected to one side of the connecting plate.

[0011] Preferably, a pull ring is fixedly connected to one side of the connecting plate, and four lifting rings are fixedly connected to the upper surface of the first base.

[0012] Preferably, two protective frames are fixedly connected to the upper surface of the first base, and the protective frames are sleeved on the outside of the second base.

[0013] Compared with the prior art, the present invention, by adopting the above technical solution, has the following technical effects:

[0014] This utility model's vehicle-mounted optoelectronic equipment vibration isolation device significantly improves vibration reduction performance and adaptability through multiple structural optimizations: it adopts four sets of military-grade vibration dampers to form the core vibration damping layer, and forms a distributed buffer structure through the rigid connection of the upper and lower bases, which can effectively disperse and absorb vibration energy in different directions, reduce the interference of high-frequency vibration on optoelectronic equipment, and combine with an adjustable base to achieve center of gravity adaptation, flexibly adapting to the center of gravity differences of different vehicle models, and enhancing the vibration reduction effect; the locking component adopts U-shaped buckles and bolts for double fixing, which not only meets the combat requirements of quick disassembly and assembly, but also enhances the overall rigidity through multi-point distributed locking. Attached Figure Description

[0015] To more clearly illustrate the technical solutions in the embodiments of this application or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this application. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0016] Figure 1 This is a schematic diagram of the first base structure in the exploded state of this utility model;

[0017] Figure 2This is a schematic diagram of the vehicle-mounted bracket structure of this utility model;

[0018] Figure 3 This is a partial cross-sectional view of the first base structure of this utility model;

[0019] Figure 4 for Figure 3 A magnified structural diagram of area A;

[0020] Figure 5 This is a schematic diagram of the connecting frame structure of this utility model.

[0021] Explanation of reference numerals in the attached drawings: 1. Vehicle bracket; 11. Straight rod; 12. Horizontal rod; 13. Diagonal rod; 2. First base; 3. Shock absorber; 4. Second base; 5. Protective frame; 6. Hanging ring; 7. Adjustment assembly; 71. Groove; 72. Insert; 73. Slider; 74. Slide groove; 75. Insert block; 76. Through hole; 77. Slot; 78. Tension spring; 79. Protective cover; 710. Connecting plate; 8. Locking assembly; 81. First U-shaped buckle; 82. Connecting frame; 83. Second U-shaped buckle; 9. Pull ring; 10. Vehicle chassis. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0023] It should be noted that the structures, proportions, sizes, etc., shown in the accompanying drawings of this specification are only for the purpose of assisting those skilled in the art in understanding and reading the content disclosed in the specification, and are not intended to limit the conditions under which this application can be implemented. Therefore, they have no substantial technical significance. Any modifications to the structure, changes in the proportions, or adjustments to the size should still fall within the scope of the technical content disclosed in this application, provided that they do not affect the effects and purposes that this application can produce. Example

[0024] In existing technologies, traditional vehicle-mounted optoelectronic equipment installation platforms typically employ rigid connections or simple vibration reduction structures. In combat environments with frequent disassembly and assembly, these platforms are ill-suited to effectively cope with vibrations and impacts under complex road conditions, cannot flexibly adapt to the differences in the center of gravity of different vehicle models, and have limited vibration reduction effects.

[0025] Please see Figure 1-5This utility model provides a technical solution: a vibration isolation device for vehicle-mounted optoelectronic equipment, including a vehicle-mounted bracket 1, an adjustment assembly 7, and four locking assemblies 8. The vehicle-mounted bracket 1 includes two straight rods 11, with multiple horizontal rods 12 and diagonal rods 13 welded between the two straight rods 11. The horizontal rods 12 and diagonal rods 13 are staggered. A first base 2 is connected to the top of the vehicle-mounted bracket 1 via the adjustment assembly 7. Four vibration dampers 3 are bolted to the upper surface of the first base 2. A second base 4 is fixedly connected to the top of the vibration dampers 3 via bolts. Two protective frames 5 are fixedly connected to the upper surface of the first base 2. The protective frames 5 are sleeved on the outside of the second base 4, and the two protective frames 5 are deployed at diagonal positions of the first base 2. To prevent the equipment load installed on the second base 4 from tilting and falling off, the vehicle bracket 1 is connected to the vehicle chassis 10 on the outside by four locking components 8. The locking components 8 include a first U-shaped buckle 81, a second U-shaped buckle 83 and a connecting frame 82. The first U-shaped buckle 81 is sleeved on the outside of the straight rod 11, and the second U-shaped buckle 83 is sleeved on the outside of the vehicle chassis 10. The first U-shaped buckle 81 and the second U-shaped buckle 83 are both fixedly connected to the connecting frame 82 by bolts. The vehicle chassis 10 and the vehicle bracket 1 are quickly fixed and installed by the locking components 8. Four lifting rings 6 are fixedly connected to the upper surface of the first base 2 for platform installation and disassembly. The lifting rings 6 are made of M20 stainless steel standard parts.

[0026] The adjusting assembly 7 includes two inserts 72, several tension springs 78, and two connecting plates 710. A pull ring 9 is fixedly connected to one side of each connecting plate 710. The connecting plate 710 is moved by pulling the pull ring 9. A protective cover 79 is fixedly connected to one side of the straight rod 11. The connecting plate 710 is slidably connected inside the protective cover 79. The protective cover 79 protects the connecting plate 710 and the tension springs 78. One end of the tension spring 78 is fixedly connected to the outside of the straight rod 11, and the other end of the tension spring 78 is fixedly connected to one side of the connecting plate 710. When the connecting plate 710 is stretched, after releasing the tension spring, the stretched tension spring 78 moves the connecting plate. 710 Return and reset. The top of the straight rod 11 has a groove 71. Two inserts 72 are fixedly connected to the bottom of the first base 2. Slider 73 is fixedly connected to both sides of the inner wall of the groove 71. Slide grooves 74 that match the slider 73 are opened on both sides of the insert 72. When the insert 72 slides in the groove 71, it drives the slider 73 to slide in the slide groove 74. Several insert blocks 75 are fixedly connected to one side of the connecting plate 710. Several through holes 76 are opened on one side of the straight rod 11. Several slots 77 are opened on one side of the insert 72. One end of the insert block 75 passes through the through hole 76 and is inserted into the slot 77.

[0027] Working principle or structural principle: The optoelectronic device is fixedly connected to the upper surface of the second base 4 by bolts. Two protective frames 5 are located diagonally opposite the first base 2 to protect the optoelectronic device load from potential safety hazards under unknown conditions and prevent the load from tilting or falling off. The shock absorber 3 at the bottom of the second base 4 adopts a military vehicle-mounted shock absorber 3, with a nominal load of 250N (ultimate load 300N), a natural frequency of 20Hz, and an impact acceleration of 60g, which provides shock absorption for the optoelectronic device. The first base 2 is fixed to the vehicle-mounted bracket 1 by the adjustment component 7. At this time, one end of the insert 75 is inserted into the slot 77 through the through hole 76, and the tension spring 78 is in a free length state. The through hole 76 guides the insert 75. Pulling the connecting plate 710 moves one end of the insert 75. Pull out the slot 77 and retract it into the through hole 76. Stretch the tension spring 78. Depending on the center of gravity of different vehicle models, move the first base 2 to different positions on the vehicle bracket 1. Release the pull ring 9, and the stretched tension spring 78 retracts back to its original position, causing the connecting plate 710 to move and reset within the protective cover 79. One end of the insert block 75 passes through the through hole 76 and is inserted into the slot 77, achieving quick positioning and fixation of the first base 2. After the first U-shaped buckle 81 on the outside of the vehicle bracket 1 is fixedly connected to the connecting frame 82, the second U-shaped buckle 83 is sleeved on the vehicle chassis 10 and also fixedly connected to the connecting frame 82 by bolts, thereby quickly installing the vehicle bracket 1 onto the bottom of the vehicle chassis 10. The four shock absorbers 3 are arranged in a rectangular array, ensuring even force distribution.

[0028] In summary, the optoelectronic device is fixedly connected to the upper surface of the second base 4 by bolts. The two protective frames 5 protect the optoelectronic device from potential safety hazards under unknown conditions and prevent the optoelectronic device from tilting or falling off. The shock absorber 3 at the bottom of the second base 4 provides shock absorption for the optoelectronic device. The first base 2 is fixed to the vehicle bracket 1 by the adjustment component 7. Depending on the center of gravity of different vehicle models, the first base 2 can be moved to different positions on the vehicle bracket 1. One end of the insert 75 is inserted into the slot 77 through the through hole 76 to achieve quick positioning and fixation of the first base 2. After the first U-shaped buckle 81 on the outside of the vehicle bracket 1 is fixedly connected to the connecting frame 82, the second U-shaped buckle 83 is sleeved on the vehicle chassis 10 and is also fixedly connected to the connecting frame 82 by bolts, thereby quickly installing the vehicle bracket 1 on the bottom of the vehicle chassis 10. The entire vehicle-mounted bracket 1, the first base 2, and the second base 4 are all made of high-strength, lightweight material (7075 aviation aluminum). The vehicle-mounted bracket 1 connects to the vehicle, providing stable support. The first base 2, shock absorber 3, and second base 4 constitute a shock-absorbing mechanism for mounting optoelectronic equipment, absorbing vibrations, and ensuring load stability. The shock absorber 3 is a GTK-25 model. Four lifting rings 6 are installed at the four corners of the first base 2 for platform installation and disassembly. The lifting rings 6 are made of M20 stainless steel. The tension spring 78 requires regular inspection and replacement.

[0029] Those skilled in the art will understand that the features described in the various embodiments and / or claims of this utility model can be combined or combined in various ways, even if such combinations or combinations are not explicitly described in this utility model. In particular, the features described in the various embodiments and / or claims of this utility model can be combined or combined in various ways without departing from the spirit and teachings of this utility model. All such combinations and / or combinations fall within the scope of this utility model.

Claims

1. A vibration isolation device for vehicle-mounted optoelectronic equipment, comprising a vehicle-mounted bracket (1), an adjustment assembly (7), and four locking assemblies (8), characterized in that: The vehicle mounting bracket (1) includes two straight rods (11), and multiple horizontal rods (12) and diagonal rods (13) are welded between the two straight rods (11). The horizontal rods (12) and diagonal rods (13) are staggered. The top of the vehicle mounting bracket (1) is connected to a first base (2) through an adjustment assembly (7). Four shock absorbers (3) are bolted to the upper surface of the first base (2). The top of the shock absorbers (3) is fixedly connected to a second base (4) through bolts. The outside of the vehicle mounting bracket (1) is connected to a vehicle chassis (10) through four locking assemblies (8). The adjustment assembly (7) includes two inserts (72), several tension springs (78) and two connecting plates (710). The top of the straight rod (11) is provided with a groove (71). The two inserts (72) are fixedly connected to the bottom of the first base (2). Several insert blocks (75) are fixedly connected to one side of the connecting plate (710). Several through holes (76) are provided on one side of the straight rod (11). Several slots (77) are provided on one side of the inserts (72). One end of the insert block (75) passes through the through hole (76) and is inserted into the slot (77).

2. The vibration isolation device for vehicle-mounted optoelectronic equipment according to claim 1, characterized in that: The locking assembly (8) includes a first U-shaped buckle (81), a second U-shaped buckle (83), and a connecting frame (82). The first U-shaped buckle (81) is sleeved on the outside of the straight rod (11), and the second U-shaped buckle (83) is sleeved on the outside of the vehicle chassis (10). The first U-shaped buckle (81) and the second U-shaped buckle (83) are both fixedly connected to the connecting frame (82) by bolts.

3. The vibration isolation device for vehicle-mounted optoelectronic equipment according to claim 1, characterized in that: A protective cover (79) is fixedly connected to one side of the straight rod (11), and the connecting plate (710) is slidably connected inside the protective cover (79).

4. The vibration isolation device for vehicle-mounted optoelectronic equipment according to claim 1, characterized in that: The inner walls of the groove (71) are fixedly connected to sliders (73) on both sides, and the insert (72) has grooves (74) on both sides that are adapted to the sliders (73).

5. The vibration isolation device for vehicle-mounted optoelectronic equipment according to claim 1, characterized in that: One end of the tension spring (78) is fixedly connected to the outside of the straight rod (11), and the other end of the tension spring (78) is fixedly connected to one side of the connecting plate (710).

6. The vibration isolation device for vehicle-mounted optoelectronic equipment according to claim 1, characterized in that: A pull ring (9) is fixedly connected to one side of the connecting plate (710), and four lifting rings (6) are fixedly connected to the upper surface of the first base (2).

7. The vibration isolation device for vehicle-mounted optoelectronic equipment according to claim 1, characterized in that: Two protective frames (5) are fixedly connected to the upper surface of the first base (2), and the protective frames (5) are sleeved on the outside of the second base (4).

Images