High-low position automobile safety belt spring bolt mechanism

Abstract

The utility model discloses a high-low position automobile safety belt spring bolt mechanism which comprises a fixed base, a groove is formed in the surface of the fixed base, a positioning plug is arranged in the groove of the fixed base, and an opening is formed in the inner wall of the lower end of the groove of the fixed base. According to the high-low position automobile safety belt spring bolt mechanism, a first clamping block and a first magnet are arranged, when the device works, a spring on the inner wall of the fixing base pushes the first clamping block to slide, the first clamping block is made to clamp and fix an opening in the lower end of a positioning plug, and therefore the positioning plug is preliminarily fixed; during unlocking, a first unlocking plate is rotated, so that the first unlocking plate drives a first transmission column to rotate through a transmission chain, the first transmission column drives a second magnet to repel a third magnet, the third magnet drives a limiting sliding plate and a fourth magnet to slide to attract a first magnet, and a first clamping block slides to unlock conveniently; and the unlocking efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of safety belts, in particular to a high-low position automobile safety belt locking tongue mechanism. Background Art

[0002] Car seat belts are safety devices designed to restrain occupants in a collision and to avoid secondary collisions between occupants and the steering wheel, dashboard, etc., or to avoid rushing out of the car during a collision, causing death or injury. Car seat belts can also be called seat belts, which are a type of occupant restraint device. Car seat belts are recognized as the cheapest and most effective safety device. Many countries require seat belts to be equipped in vehicles. The emergence of three-point seat belts is the most widely used three-point seat belt structure. Among various seat belts, it is a seat belt form that combines practicality, comfort and occupant restraint quite well.

[0003] In the existing automobile safety belts, a plug is generally inserted into a socket for fixing, and an opening on the surface of one end of the plug is engaged and fixed by a clamping block in the socket. Since there is only one opening on the surface of the plug, although it is convenient to unlock during operation, it is easy to be accidentally loosened by children, which reduces safety. Utility Model Content

[0004] The utility model aims to provide a high-low position automobile safety belt lock tongue mechanism to solve the problem in the above background technology that since there is only one opening on the surface of the plug, although it is convenient to unlock during operation, it is easy to be accidentally loosened by children, thereby reducing safety.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-low position automobile seat belt lock tongue mechanism, comprising a fixed base, a surface of which is provided with a groove, a positioning plug is provided in the groove of the fixed base, an inner wall of the lower end of the fixed base groove is provided with an opening, and the inner wall of the opening of the lower end of the fixed base groove is slidably connected with a first clamping block, one end of the first clamping block is fixedly connected with a first magnet, the upper end side surface of the fixed base is provided with two grooves, the inner wall of the groove at the upper end of the fixed base is rotatably connected with a first unlocking plate, the interior of the fixed base is rotatably connected with a first transmission column, the surface of the first transmission column is fixedly connected with a second magnet, the interior of the fixed base is slidably connected with a limited slide plate, the upper end of the limited slide plate is fixedly provided with a third magnet, and the lower end of the limited slide plate is fixedly provided with a fourth magnet, and a secondary locking mechanism is provided inside the fixed base, which drives the support baffle to rotate through the second transmission column to push the linkage slider and the second clamping block to slide and engage and fix.

[0006] Preferably, a safety belt is provided at the upper end of the positioning plug, an opening is provided on the outer surface of the lower end of the positioning plug, a groove is provided on the side surface of the upper end of the positioning plug, and the lower end of the positioning plug is designed to be arc-shaped.

[0007] By adopting the above technical solution, the safety belt is fixed by inserting the positioning plug into the fixing base, and the positioning plug is fixed and limited by the opening and groove on the surface of the positioning plug.

[0008] Preferably, a spring is connected between the first clamping block and the inner wall of the fixed base, an upper surface of one end of the first clamping block is inclined, and the first clamping block is engaged with the positioning plug.

[0009] By adopting the above technical solution, the first clamping block can be engaged and fixed to the positioning plug by the spring between the first clamping block and the fixing base.

[0010] Preferably, a sprocket is provided at one end of the rotating shaft of the first unlocking plate, a sprocket is provided at one end of the rotating shaft of the first transmission column, and a transmission chain is provided between the sprocket of the first transmission column and the sprocket of the first unlocking plate, the second magnet and the third magnet have the same magnetic pole at one end facing each other, a spring is connected between the limiting slide plate and the fixed base, and the fourth magnet has an opposite magnetic pole at one end facing the first magnet.

[0011] By adopting the above technical solution, the first unlocking plate is rotated, so that the first unlocking plate drives the first transmission column to rotate through the transmission chain, so that the first transmission column drives the second magnet to rotate.

[0012] Preferably, the secondary locking mechanism includes a second unlocking plate, which is rotatably connected to the inner wall of the groove at the upper end of the fixed base, the interior of the fixed base is rotatably connected to a second transmission column, the upper inner wall of the fixed base cavity is provided with a groove, and the inner wall of the groove at the upper end of the fixed base is slidably connected to a second clamping block, the upper surface of one end of the second clamping block is slidably connected to a linkage slider, and the surface of the second transmission column is fixedly connected to a support baffle.

[0013] By adopting the above technical solution, the second magnet repels the third magnet, so that the third magnet drives the limiting slide plate to slide.

[0014] Preferably, a sprocket is provided at one end of the rotating shaft of the second unlocking plate, a sprocket is provided at one end of the rotating shaft of the second transmission column, a transmission chain is provided between the sprocket of the second transmission column and the sprocket of the second unlocking plate, and a spring is connected between the second clamping block and the fixed base.

[0015] By adopting the above technical solution, the second transmission column is driven to rotate by the rotation of the second unlocking plate, so that the second transmission column drives the support baffle to rotate.

[0016] Preferably, a spring is connected between the linkage slider and the second clamping block, and the linkage slider is rotationally connected to the supporting baffle.

[0017] By adopting the above technical solution, after the support baffle rotates, it drives the linkage slider to slide, thereby driving the second clamping block to move.

[0018] Compared with the prior art, the utility model has the following beneficial effects: the high-low position automobile safety belt lock tongue mechanism:

[0019] 1. A first clamping block and a first magnet are provided, so that when the device is working, the first clamping block is pushed to slide by the spring on the inner wall of the fixed base, so that the first clamping block is clamped and fixed to the opening at the lower end of the positioning plug, thereby preliminarily fixing the positioning plug, and when unlocking, the first unlocking plate is rotated, so that the first unlocking plate drives the first transmission column to rotate through the transmission chain, so that the first transmission column drives the second magnet to repel the third magnet, so that the third magnet drives the limiting slide plate and the fourth magnet to slide to attract the first magnet, so that the first clamping block slides to unlock, thereby improving the efficiency of unlocking;

[0020] 2. A second card block and a positioning plug are provided. When the device is working, the spring on the inner wall of the fixed base pushes the second card block to slide, so that the second card block is engaged and fixed with the groove on the upper side surface of the positioning plug, so that the device is double locked when fixed, which is convenient for the device to prevent the plug from loosening by locking at high and low positions, thereby improving the safety performance of the device;

[0021] 3. A first unlocking plate and a second unlocking plate are provided. When the device is working, two unlocking mechanisms are provided to reduce the possibility of accidental opening when used by children, which is beneficial to improving the practicality for children. When quick unlocking is required, the first unlocking plate and the second unlocking plate are pressed and rotated at the same time, thereby improving the unlocking efficiency and facilitating quick unlocking of the device in an emergency. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the three-dimensional structure of the connection between the fixed base and the positioning plug of the utility model;

[0023] Figure 2 This is a schematic diagram of the three-dimensional structure of the first clamping block and the first magnet connected to each other in the utility model;

[0024] Figure 3 This is a schematic diagram of the three-dimensional structure of the positioning plug of the utility model;

[0025] Figure 4 This is a schematic diagram of the three-dimensional structure of the first transmission column and the second magnet connected to the utility model;

[0026] Figure 5This is a schematic diagram of the three-dimensional structure of the connection between the limiting slide plate and the fourth magnet of the utility model;

[0027] Figure 6 It is a schematic diagram of the three-dimensional structure of the second clamping block and the linkage sliding block connected to the utility model.

[0028] In the figure: 1. fixed base; 2. positioning plug; 3. first clamping block; 4. first magnet; 5. first unlocking plate; 6. second unlocking plate; 7. first transmission column; 8. second magnet; 9. limiting slide plate; 10. third magnet; 11. fourth magnet; 12. second transmission column; 13. second clamping block; 14. linkage slider; 15. support baffle. DETAILED DESCRIPTION

[0029] 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.

[0030] See also Figure 1-6 The utility model provides a technical solution: a high-low position automobile safety belt lock tongue mechanism, comprising a fixed base 1, a positioning plug 2, a first clamping block 3, a first magnet 4, a first unlocking plate 5, a second unlocking plate 6, a first transmission column 7, a second magnet 8, a limiting slide plate 9, a third magnet 10, a fourth magnet 11, a second transmission column 12, a second clamping block 13, a linkage slider 14 and a supporting baffle 15, the fixed base 1 is provided with a groove on its surface, a positioning plug 2 is provided in the groove of the fixed base 1, a safety belt is provided on the upper end of the positioning plug 2, an opening is provided on the outer surface of the lower end of the positioning plug 2, and a groove is provided on the upper side surface of the positioning plug 2, The lower end of the positioning plug 2 is designed in an arc shape, and a spring is connected between the first card block 3 and the inner wall of the fixed base 1. The upper surface of one end of the first card block 3 is designed to be inclined, and the first card block 3 and the positioning plug 2 form a snap-fit ​​connection. When using this device, the positioning plug 2 is first inserted into the groove of the fixed base 1, so that the arc design of the positioning plug 2 pushes the inclined surfaces of the first card block 3 and the second card block 13 to slide, so that the first card block 3 and the second card block 13 are pushed by the springs on the inner wall of the fixed base 1 after sliding, so that the first card block 3 and the second card block 13 are snap-fitted and fixed to the positioning plug 2, thereby facilitating double locking of the device and improving safety.

[0031] The inner wall of the lower end of the groove of the fixed base 1 is provided with an opening, and the inner wall of the opening at the lower end of the groove of the fixed base 1 is slidably connected with a first block 3, a sprocket is provided at one end of the rotating shaft of the first unlocking plate 5, a sprocket is provided at one end of the rotating shaft of the first transmission column 7, and a transmission chain is provided between the sprocket of the first transmission column 7 and the sprocket of the first unlocking plate 5, the second magnet 8 and the third magnet 10 have the same magnetic poles at one end facing each other, a spring is connected between the limiting slide plate 9 and the fixed base 1, and the fourth magnet 11 and the first magnet 4 have opposite magnetic poles at one end facing each other. When it is necessary to unlock the first block 3, the first unlocking plate 5 is first rotated, so that the first unlocking plate 5 drives the first transmission column 7 to rotate through the transmission chain, and the first transmission column 7 drives the second magnet 8 to rotate toward the limiting slide plate 9, so that the third magnet 10 is repelled by the second magnet 8 and then drives the limiting slide plate 9 to slide, and after the limiting slide plate 9 slides, it attracts the first magnet 4 through the fourth magnet 11 at the lower end, so that the first magnet 4 drives the first block 3 to slide, thereby unlocking the positioning plug 2.

[0032] One end of the first clamping block 3 is fixedly connected to the first magnet 4, and the upper side surface of the fixed base 1 is provided with two grooves, and the inner wall of the groove at the upper end of the fixed base 1 is rotatably connected to the first unlocking plate 5, and the secondary locking mechanism includes a second unlocking plate 6, which is rotatably connected to the inner wall of the groove at the upper end of the fixed base 1, and the interior of the fixed base 1 is rotatably connected to the second transmission column 12, and the upper inner wall of the cavity of the fixed base 1 is provided with a groove, and the inner wall of the groove at the upper end of the fixed base 1 is slidably connected to the second clamping block 13, and the upper surface of one end of the second clamping block 13 is slidably connected to the linkage slider 14, and the surface of the second transmission column 12 is fixedly connected to the support baffle 15. When the second clamping block 13 is unlocked, the second unlocking plate 6 is rotated so that the second transmission column 12 is driven to rotate through the transmission chain, so that the second transmission column 12 drives the support baffle 15 on the outer surface to rotate, and the linkage slider 14 is driven to move by the support baffle 15 while pushing the linkage slider 14 to slide into the second clamping block 13.

[0033] The fixed base 1 is internally rotatably connected with a first transmission column 7, and a second magnet 8 is fixedly connected to the surface of the first transmission column 7. The fixed base 1 is internally slidably connected with a limiting slide plate 9, and a third magnet 10 is fixed to the upper end of the limiting slide plate 9, and a fourth magnet 11 is fixed to the lower end of the limiting slide plate 9. A secondary locking mechanism is arranged inside the fixed base 1, which drives the support baffle 15 to rotate through the second transmission column 12, thereby pushing the linkage slider 14 and the second clamping block 13 to slide and engage and fix. A sprocket is arranged at one end of the rotating shaft of the second unlocking plate 6, and a sprocket is arranged at one end of the rotating shaft of the second transmission column 12, and the sprocket of the second transmission column 12 A transmission chain is arranged between the wheel and the sprocket of the second unlocking plate 6, a spring is connected between the second clamping block 13 and the fixed base 1, a spring is connected between the linkage slider 14 and the second clamping block 13, the linkage slider 14 and the supporting baffle 15 are rotatably connected, and the second clamping block 13 is driven by the linkage slider 14 to slide away from the positioning plug 2, thereby unlocking the positioning plug 2, and the first unlocking plate 5 and the second unlocking plate 6 are arranged to prevent children from accidentally touching the device and loosening it, and in an emergency, the first unlocking plate 5 and the second unlocking plate 6 are pressed simultaneously to rotate to facilitate quick unlocking of the positioning plug 2, thereby improving the practicality of the device.

[0034] Working principle: when using the high-low position automobile seat belt lock tongue mechanism, first insert the positioning plug 2 into the groove of the fixed base 1, so that the spring on the inner wall of the fixed base 1 pushes the first card block 3 and the second card block 13 to slide, so that the first card block 3 and the second card block 13 are respectively inserted into the opening and the groove of the positioning plug 2, so that the positioning plug 2 is locked and fixed. When the device is used, the first unlocking plate 5 and the second unlocking plate 6 are used to prevent children from accidentally touching it. When unlocking, it is necessary to press and rotate the first unlocking plate 5 and the second unlocking plate 6 at the same time, so that the first unlocking plate 5 drives the first transmission column 7 to rotate through the transmission chain, so that the second magnet 8 repels the third magnet 10 and drives the limiting slide plate 9 to slide, so that the fourth magnet 11 attracts the first magnet 4 to drive the first card block 3 to slide and unlock, and at the same time, the second unlocking plate 6 drives the second transmission column 12 and the supporting baffle 15 to rotate through the transmission chain, so that the supporting baffle 15 pushes the linkage slider 14 to slide down, and at the same time, the linkage slider 14 drives the second card block 13 to slide to unlock, thereby increasing the overall practicality.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-low position automobile safety belt lock tongue mechanism, comprising a fixed base (1) having a groove on its surface, a positioning plug (2) being arranged in the groove of the fixed base (1), characterized in that: The inner wall at the lower end of the groove of the fixed base (1) is provided with an opening, and the inner wall of the opening at the lower end of the groove of the fixed base (1) is slidably connected to a first clamping block (3), one end of the first clamping block (3) is fixedly connected to a first magnet (4), the upper end side surface of the fixed base (1) is provided with two grooves, the inner wall of the groove at the upper end of the fixed base (1) is rotatably connected to a first unlocking plate (5), the interior of the fixed base (1) is rotatably connected to a first transmission column (7), the surface of the first transmission column (7) is fixedly connected to a second magnet (8), the interior of the fixed base (1) is slidably connected to a limiting slide plate (9), the upper end of the limiting slide plate (9) is fixedly connected to a third magnet (10), and the lower end of the limiting slide plate (9) is fixedly connected to a fourth magnet (11), and the interior of the fixed base (1) is provided with a secondary locking mechanism, which drives the support baffle (15) to rotate through the second transmission column (12) so as to push the linkage slider (14) and the second clamping block (13) to slide and engage and fix.

2. A high-low position automobile safety belt lock tongue mechanism according to claim 1, characterized in that: The upper end of the positioning plug (2) is provided with a safety belt, the outer surface of the lower end of the positioning plug (2) is provided with an opening, and the side surface of the upper end of the positioning plug (2) is provided with a groove, and the lower end of the positioning plug (2) is designed to be arc-shaped.

3. The high-low position automobile safety belt lock tongue mechanism according to claim 1, characterized in that: A spring is connected between the first clamping block (3) and the inner wall of the fixed base (1); an upper surface of one end of the first clamping block (3) is designed to be inclined; the first clamping block (3) and the positioning plug (2) form a snap-fit ​​connection.

4. The high-low position automobile safety belt lock tongue mechanism according to claim 1, characterized in that: A sprocket is provided at one end of the rotating shaft of the first unlocking plate (5), a sprocket is provided at one end of the rotating shaft of the first transmission column (7), and a transmission chain is provided between the sprocket of the first transmission column (7) and the sprocket of the first unlocking plate (5); the second magnet (8) and the third magnet (10) have the same magnetic pole at one end facing each other; a spring is connected between the limit slide plate (9) and the fixed base (1); and the fourth magnet (11) and the first magnet (4) have opposite magnetic poles at one end facing each other.

5. The high-low position automobile safety belt lock tongue mechanism according to claim 1, characterized in that: The secondary locking mechanism comprises a second unlocking plate (6), the second unlocking plate (6) being rotatably connected to the inner wall of the groove at the upper end of the fixed base (1), the interior of the fixed base (1) being rotatably connected to a second transmission column (12), the inner wall of the upper end of the cavity of the fixed base (1) being provided with a groove, and the inner wall of the groove at the upper end of the fixed base (1) being slidably connected to a second clamping block (13), the upper surface of one end of the second clamping block (13) being slidably connected to a linkage slider (14), and the surface of the second transmission column (12) being fixedly connected to a support baffle (15).

6. A high-low position automobile safety belt locking tongue mechanism according to claim 5, characterized in that: A sprocket is provided at one end of the rotating shaft of the second unlocking plate (6), a sprocket is provided at one end of the rotating shaft of the second transmission column (12), a transmission chain is provided between the sprocket of the second transmission column (12) and the sprocket of the second unlocking plate (6), and a spring is connected between the second clamping block (13) and the fixed base (1).

7. The high-low position automobile safety belt locking tongue mechanism according to claim 5, characterized in that: A spring is connected between the linkage slider (14) and the second clamping block (13), and the linkage slider (14) is rotationally connected to the supporting baffle (15).

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