Helmet mounting bracket for low-light night vision goggles

Abstract

The utility model discloses a helmet mounting bracket for low-light night vision goggles, which comprises a helmet body and an extension rod arranged on the front surface of the helmet body, a connecting rod is arranged at the end part of the extension rod, the side of the connecting rod is fixedly connected with a low-light night vision goggle body, a rotating component is arranged at the joint of the extension rod and the connecting rod, and the rotating component comprises a worm and a worm gear. The bottom end of the worm is connected to the top of the extension rod in a penetrating mode, the side of the worm gear is meshed with the side of the worm, and the end of the connecting rod is fixedly connected with the side of the worm gear. According to the low-light night vision goggles, the rotating component is arranged between the extension rod and the connecting rod, the worm is rotated to drive the worm gear to rotate around the limiting part and drive the connecting rod fixed to the worm gear to rotate, rotation of the goggles body of the low-light night vision goggles is achieved, and compared with the mode that the connecting rod is tightened and fixed through a bolt, the mode avoids the situation that a user is damaged in the walking process; and the bolt is loosened, so that the position of the low-light night vision goggles deviates, and observation and use of a user are influenced.

Description

Technical Field

[0001] The utility model relates to the technical field of sights, in particular to a helmet mounting bracket for low-light night vision goggles. Background Art

[0002] Low-light-level night-vision goggles are a kind of sight suitable for special warfare, public security, armed police and other departments. They are mainly used for night marches, close-range observation, equipment operation and reading, etc. They are generally used in connection with a helmet, and can observe targets in a low-light environment, and realize collection functions such as taking pictures and recording videos of the on-site environment for evidence collection. The existing low-light-level night-vision goggle mounting bracket is generally set to an L shape, and its turning point is a hinge. The hinge is generally fixed with a bolt knob. However, during the user's walking process, due to the shaking of the helmet, the bolt knob will become loose, resulting in the change of the position of the low-light level night-vision goggles, affecting the user's normal use. In order to solve the problem of loose bolt knobs, a new type of helmet mounting bracket for low-light level night-vision goggles is needed. Utility Model Content

[0003] The utility model aims to provide a helmet mounting bracket for low-light-level night vision goggles to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a helmet mounting bracket for low-light level night vision goggles, comprising a helmet body and an extension rod arranged on the front side of the helmet body, a connecting rod is arranged at the end of the extension rod away from the helmet body, the side of the connecting rod is fixedly connected with the low-light level night vision goggles body, a rotating component for changing the position of the low-light level night vision goggles body is arranged at the connection between the extension rod and the connecting rod, the rotating component comprises a worm and a worm wheel, the bottom end of the worm is inserted and connected to the top of the extension rod, the side of the worm wheel is meshed with the side of the worm, the end of the connecting rod is fixedly connected to the side of the worm wheel, and a limiting portion is arranged in the middle of the worm wheel.

[0005] Preferably, a rotating groove for rotating the worm gear is provided at the top of the extension rod, the limiting portion includes a rotating rod, one end of the rotating rod is inserted and connected to the middle of the worm gear, an movable hole for inserting the rotating rod is provided on the inner wall of the rotating groove, and rotating plates are fixedly connected at both ends of the rotating rod and inside the movable hole.

[0006] Preferably, a moving groove for rotating the connecting rod is provided on an inner wall of one side of the rotating groove.

[0007] Preferably, a shift block is inserted and connected at the end of the worm and located at the top of the extension rod.

[0008] Preferably, a rubber ring and a bearing are sleeved on the outer side of the worm, the rubber ring and the bearing are arranged at the intersection of the worm and the extension rod, and the rubber ring is arranged on the top of the bearing.

[0009] Preferably, a draw cord is provided at the bottom of the helmet body.

[0010] Technical effects and advantages of the utility model:

[0011] The utility model arranges a mounting bracket with a rotating component between the helmet body and the low-light level night vision goggles body. The user drives the worm wheel to rotate around the limiting part by rotating the worm gear, and drives the connecting rod fixed to the worm wheel to rotate, thereby realizing the rotation of the low-light level night vision goggles body, which is convenient for the user to adjust the position of the low-light level night vision goggles body. Compared with tightening the connecting rod with bolts, this method avoids the bolts from loosening and the position of the low-light level night vision goggles body shifting during the user's walking, which affects the user's observation and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0013] Figure 2 It is a cross-sectional view of the rotating component of the utility model.

[0014] Figure 3 It is a cross-sectional view of the connection between the extension rod and the worm gear of the utility model.

[0015] Figure 4 It is a structural schematic diagram of the extension rod of the utility model.

[0016] In the figure: 1. Helmet body; 101. Draw rope; 2. Extension rod; 201. Rotation slot; 202. Activity hole; 203. Moving slot; 3. Connecting rod; 4. Low-light night vision goggle body; 5. Dial block; 6. Worm; 7. Worm gear; 8. Rotating rod; 9. Rotating plate; 10. Rubber ring; 11. Bearing. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] The utility model provides Figure 1-4 A helmet mounting bracket for low-light-level night vision goggles shown in the figure comprises a helmet body 1 and an extension rod 2 arranged on the front of the helmet body 1, a connecting rod 3 is arranged at the end of the extension rod 2 away from the helmet body 1, a low-light-level night vision goggles body 4 is fixedly connected to the side of the connecting rod 3, and a drawstring 101 is arranged at the bottom of the helmet body 1;

[0019] It should be noted that the end of the extension rod 2 is inserted with a screw, and a threaded hole for inserting the screw is opened on the front of the helmet body 1. The user fixes the extension rod 2 to the helmet body 1 by screws. The working principle of the low-light night vision goggle body 4 refers to the low-light night vision goggle model JP-NVG100, which is suitable for special warfare, public security, armed police and other departments. It is mainly used for night marches, close observation, equipment control and reading, etc. It can be used in conjunction with the helmet body 1, and can observe targets in low-light environments, and realize the collection functions of taking photos and recording evidence of the on-site environment;

[0020] A rotating member for changing the position of the low-light night vision goggle body 4 is provided at the connection between the extension rod 2 and the connection rod 3;

[0021] Specifically, the rotating member includes a worm 6 and a worm wheel 7. The bottom end of the worm 6 is inserted and connected to the top of the extension rod 2. The side of the worm wheel 7 is meshed with the side of the worm 6. The end of the connecting rod 3 is fixedly connected to the side of the worm wheel 7. The end of the worm 6 is located at the top of the extension rod 2 and is inserted and connected with a shift block 5.

[0022] It should be noted that a rotating groove 201 for the worm wheel 7 to rotate is formed at the top of the extension rod 2, a moving groove 203 for the connecting rod 3 to rotate is formed on the inner wall of one side of the rotating groove 201, and a cylindrical groove for the worm 6 to penetrate is formed at the bottom of the shift block 5, and the inner wall of the cylindrical groove is bonded to the outer side of the worm 6 by glue;

[0023] Specifically, the connection between the worm 6 and the worm wheel 7 is provided with a thread, and the rest of the parts are smooth curved surfaces. The outer side of the worm 6 is provided with a rubber ring 10 and a bearing 11, which are arranged at the interlacing part between the worm 6 and the extension rod 2, and the rubber ring 10 is arranged at the top of the bearing 11, and the rubber ring 10 and the inner wall of the rotating groove 201 are bonded with glue. The setting of the rubber ring 10 prevents rainwater from entering the rotating groove 201, the middle part of the worm 6 and the bearing 11 are fixed by welding, and the bearing 11 and the inner wall of the rotating groove 201 are bonded with glue, thereby limiting the position of the worm 6 and preventing the position of the worm 6 and the worm wheel 7 from being offset;

[0024] A limiting portion is provided in the middle of the worm wheel 7;

[0025] Specifically, the limiting part includes a rotating rod 8, one end of which is inserted and connected to the middle of the worm wheel 7, and an active hole 202 for the rotating rod 8 to be inserted is opened on the inner wall of the rotating groove 201, and a rotating plate 9 is fixedly connected to both ends of the rotating rod 8 and inside the active hole 202;

[0026] It should be noted that the outer side of the rotating rod 8 is fixed to the middle part of the worm wheel 7 by welding, the movable hole 202 is a cylindrical hole, the inner diameter of one end of the cylindrical hole away from the worm wheel 7 is smaller than the inner diameter of the other end, the rotating plate 9 is made of copper alloy, and its shape is a round cake, and its inner diameter is larger than the inner diameter of the other end of the cylindrical hole and smaller than the inner diameter of one end of the cylindrical hole, the rotating rod 8 is made of copper alloy, and it is fixed to the rotating plate 9 by welding;

[0027] In actual use, a mounting bracket with a rotating component is arranged between the helmet body 1 and the low-light level night vision goggle body 4. The user rotates the worm 6 through the shift block 5 to drive the worm wheel 7 to rotate around the rotating rod 8, thereby driving the connecting rod 3 fixed to the worm wheel 7 to rotate, thereby realizing the rotation adjustment of the low-light level night vision goggle body 4, which is convenient for the user to adjust the position of the low-light level night vision goggle body 4. Compared with tightening the connecting rod 3 with bolts, this rotation method avoids the bolts from loosening during the user's walking, resulting in the position displacement of the low-light level night vision goggle body 4 and affecting the user's observation and use.

[0028] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A helmet mounting bracket for low-light night vision goggles, comprising a helmet body (1) and an extension rod (2) arranged on the front of the helmet body (1), characterized in that: A connecting rod (3) is provided at the end of the extension rod (2) away from the helmet body (1); a low-light night vision goggle body (4) is fixedly connected to the side of the connecting rod (3); a rotating component for changing the position of the low-light night vision goggle body (4) is provided at the connection between the extension rod (2) and the connecting rod (3); the rotating component comprises a worm (6) and a worm wheel (7); the bottom end of the worm (6) is inserted and connected to the top of the extension rod (2); the side of the worm wheel (7) is meshed with the side of the worm (6); the end of the connecting rod (3) is fixedly connected to the side of the worm wheel (7); and a limiting portion is provided in the middle of the worm wheel (7).

2. The helmet mounting bracket for low-light-level night vision goggles according to claim 1, characterized in that: The top of the extension rod (2) is provided with a rotation groove (201) for the worm gear (7) to rotate, the limiting portion comprises a rotating rod (8), one end of the rotating rod (8) is inserted and connected to the middle of the worm gear (7), the inner wall of the rotating groove (201) is provided with a movable hole (202) for the rotating rod (8) to insert, and rotating plates (9) are fixedly connected at both ends of the rotating rod (8) and located inside the movable hole (202).

3. The helmet mounting bracket for low-light-level night vision goggles according to claim 2, characterized in that: A moving groove (203) for rotating the connecting rod (3) is provided on one inner wall of the rotating groove (201).

4. The helmet mounting bracket for low-light-level night vision goggles according to claim 3 is characterized in that: A shift block (5) is inserted and connected at the end of the worm (6) and located at the top of the extension rod (2).

5. The helmet mounting bracket for low-light-level night vision goggles according to claim 2, characterized in that: The outer side of the worm (6) is sleeved with a rubber ring (10) and a bearing (11); the rubber ring (10) and the bearing (11) are arranged at the interlacing point between the worm (6) and the extension rod (2); the rubber ring (10) is arranged on the top of the bearing (11).

6. The helmet mounting bracket for low-light-level night vision goggles according to claim 5, characterized in that: A drawstring (101) is provided at the bottom of the helmet body (1).

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