Baby carriage anti-collision automatic brake controller convenient to install

Abstract

The utility model relates to the technical field of baby carriage safety protection, and discloses a baby carriage anti-collision automatic brake controller convenient to install, which comprises a top plate, a bottom plate, a control box, a control assembly and a quick fixing assembly, the control assembly is arranged in the control box, and the quick fixing assembly is arranged between the top plate and the bottom plate; the control assembly comprises a single-chip microcomputer, a power source and an ultrasonic sensor. The single-chip microcomputer, the power source and the ultrasonic sensor are all located in the control box, and the power source and the ultrasonic sensor are located on the two sides of the single-chip microcomputer. The rapid fixing assembly comprises guide columns and adjusting plates, the guide columns are arranged at the positions, close to the four corners, of the top of the bottom plate, and the two adjusting plates are symmetrically distributed along the middle of the bottom plate. According to the buggy anti-collision automatic brake controller convenient to install, the single-chip microcomputer serves as a control core, the ultrasonic sensor is matched, and the controller can detect the surrounding environment in real time.

Description

Technical Field

[0001] The utility model relates to the technical field of safety protection for baby carriages, in particular to an anti-collision automatic brake controller for baby carriages which is easy to install. Background Art

[0002] As a common means of transportation for children, the safety of baby strollers has always been the focus of parents' attention.

[0003] During the use of baby strollers, collision accidents are often prone to occur due to the limited operating ability of children, especially in complex or narrow environments. In order to avoid collision accidents with baby strollers, people often need to adopt various anti-collision measures, among which automatic brake controllers are an effective solution. However, traditional anti-collision automatic brake controllers for baby strollers have many inconveniences during installation and use, such as complex installation, loose fixation, and difficult adjustment. These problems not only affect the use effect of the anti-collision automatic brake controller, but also increase the difficulty of operation for parents. Therefore, an easy-to-install anti-collision automatic brake controller for baby strollers is proposed to solve the above-mentioned problems. Utility Model Content

[0004] 1. Technical issues to be solved

[0005] In view of the shortcomings of the prior art, the utility model provides an easy-to-install anti-collision automatic brake controller for a baby stroller, which has the advantages of simple installation, firm fixation, and easy operation. It solves the problems of complex installation, loose fixation, and difficult adjustment in the installation and use of traditional anti-collision automatic brake controllers for baby strollers.

[0006] (II) Technical solution

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] An anti-collision automatic brake controller for a baby carriage that is easy to install, comprising a top plate, a bottom plate, a control box, a control component and a quick fixing component, wherein the control component is arranged inside the control box, and the quick fixing component is arranged between the top plate and the bottom plate;

[0009] The control component includes a single chip microcomputer, a power supply and an ultrasonic sensor, wherein the single chip microcomputer, the power supply and the ultrasonic sensor are all located inside the control box and the power supply and the ultrasonic sensor are located on both sides of the single chip microcomputer;

[0010] The quick fixing assembly comprises guide posts and adjustment plates. The guide posts are arranged on the top of the bottom plate near the four corners. The adjustment plates are arranged in two groups and are symmetrically distributed along the middle of the bottom plate.

[0011] As a preferred technical solution of the utility model, the models of the single-chip microcomputer, the power supply and the ultrasonic sensor can be STC89C52RC single-chip microcomputer, HC-SR04 ultrasonic sensor and LM2596S-5.0 power supply respectively.

[0012] As a preferred technical solution of the utility model, the VCC of the ultrasonic sensor is connected to the positive power supply of the microcontroller, the GND is connected to the ground line of the microcontroller, the TRIG of the ultrasonic sensor is connected to a GPIO pin of the microcontroller, and the ECHO is connected to another GPIO pin of the microcontroller.

[0013] As a preferred technical solution of the utility model, the positive and negative electrodes of the single-chip microcomputer input power supply are respectively connected to the VIN pin and the GND pin of the power supply, and the VOUT pin of the power supply is connected to the VCC pin of the single-chip microcomputer.

[0014] As a preferred technical solution of the utility model, a switch button is arranged at the bottom of the control box, and two indicator lights are arranged at the top, and the two indicator lights are respectively a power-on indicator light and a brake indicator light.

[0015] As a preferred technical solution of the utility model, a widened cake block is provided on the top of the guide column and is slidably connected to the top plate through the widened cake block, and the bottom of the top plate and the top of the bottom plate are both arranged in an arc shape.

[0016] As a preferred technical solution of the utility model, two symmetrically distributed movable grooves are opened on the top of the base plate, the two adjustment plates are located in the two movable grooves and are bolted with springs to the bottom of the inner walls of the movable grooves, corresponding fixed grooves are opened inside the top plate and the bottom plate, and nuts are welded at the bottom of the base plate corresponding to the fixed grooves.

[0017] (III) Beneficial effects

[0018] Compared with the prior art, the utility model provides a baby carriage anti-collision automatic brake controller which is easy to install and has the following beneficial effects:

[0019] This easy-to-install anti-collision automatic brake controller for a baby stroller uses a single-chip microcomputer as the control core and cooperates with an ultrasonic sensor. The controller can detect the surrounding environment in real time and accurately calculate the distance of the obstacle in front based on the time difference of the ultrasonic reflection wave. Once the distance is less than the preset safety value, the single-chip microcomputer will quickly start the braking program and realize automatic braking by controlling the external braking system, effectively avoiding the collision between the baby stroller and the obstacle. In terms of installation, it is installed on the top of the bottom plate through a guide column and is slidably connected to the top plate through a widened cake block, so that the controller can be easily installed on the baby stroller. At the same time, an adjustment plate is provided in the movable groove in the middle of the bottom plate, which is fixed by bolts and springs. Since the rain shield of the baby stroller may have different curvatures, the elasticity of the spring enables the adjustment plate to adapt to the shape of the rain shield, ensuring that the controller is tightly and stably installed on the rain shield. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the structure of the utility model;

[0021] Figure 2 It is a schematic diagram of the side structure of the top plate and the bottom plate of the utility model;

[0022] Figure 3 This is the appearance diagram of the utility model after the bottom plate is retracted.

[0023] In the figure: 1. Top plate; 2. Bottom plate; 3. Control box; 4. Single chip microcomputer; 5. Power supply; 6. Ultrasonic sensor; 7. Switch button; 8. Indicator light; 9. Guide column; 10. Spring; 11. Adjustment plate; 12. Nut. DETAILED DESCRIPTION

[0024] 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.

[0025] In the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0026] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] See also Figure 1-3 , an easy-to-install anti-collision automatic brake controller for a baby carriage, comprising a top plate 1, a bottom plate 2, a control box 3, a control component and a quick fixing component, wherein the control component is arranged inside the control box 3, and a quick fixing component is arranged between the top plate 1 and the bottom plate 2;

[0028] The control component includes a single chip microcomputer 4, a power supply 5 and an ultrasonic sensor 6. The single chip microcomputer 4, the power supply 5 and the ultrasonic sensor 6 are all located inside the control box 3 and the power supply 5 and the ultrasonic sensor 6 are located on both sides of the single chip microcomputer 4;

[0029] The quick fixing assembly includes guide posts 9 and adjustment plates 11 . The guide posts 9 are arranged at the top of the base plate 2 near the four corners. Two groups of adjustment plates 11 are arranged and symmetrically distributed along the middle of the base plate 2 .

[0030] In this embodiment, the models of the single-chip microcomputer 4, the power supply 5 and the ultrasonic sensor 6 may be STC89C52RC single-chip microcomputer, HC-SR04 ultrasonic sensor and LM2596S-5.0 power supply respectively.

[0031] In this embodiment, the VCC of the ultrasonic sensor 6 is connected to the positive power supply of the microcontroller 4, the GND is connected to the ground line of the microcontroller 4, the TRIG of the ultrasonic sensor 6 is connected to a GPIO pin of the microcontroller 4, and the ECHO is connected to another GPIO pin of the microcontroller 4.

[0032] It should be noted that the VCC and GND of the ultrasonic sensor 6 are connected to the positive power supply and ground wire of the microcontroller 4 respectively to ensure stable power supply of the sensor. The TRIG and ECHO pins are connected to the microcontroller 4 through the GPIO pins to realize data transmission and control. Before sending the trigger signal, it is necessary to ensure that no ultrasonic signal is reflected back to the sensor by other objects or obstacles to avoid affecting the measurement results. According to the time difference of the received reflected wave, combined with the speed of sound and the timer timing value, the distance of the obstacle in front can be calculated.

[0033] In this embodiment, the positive and negative electrodes of the input power of the single-chip computer 4 are respectively connected to the VIN pin and the GND pin of the power supply 5 , and the VOUT pin of the power supply 5 is connected to the VCC pin of the single-chip computer 4 .

[0034] It should be noted that the positive and negative poles of the power input of the single-chip microcomputer 4 are respectively connected to the VIN pin and the GND pin of the power supply 5 to ensure that the single-chip microcomputer 4 obtains a stable power supply. The VOUT pin of the power supply 5 is connected to the VCC pin of the single-chip microcomputer 4 to provide the single-chip microcomputer 4 with an operating voltage.

[0035] In this embodiment, a switch button 7 is provided at the bottom of the control box 3, and two indicator lights 8 are provided at the top. The two indicator lights 8 are a power-on indicator light and a brake indicator light respectively.

[0036] It should be noted that the switch button 7 provided at the bottom of the control box 3 is convenient for the user to start and close the controller. The two indicator lights 8 at the top are respectively used to display the power-on state and the brake state, so that the user can understand the working condition of the controller at any time.

[0037] In this embodiment, a widened block is provided on the top of the guide column 9 and is slidably connected to the top plate 1 via the widened block. The bottom of the top plate 1 and the top of the bottom plate 2 are both arranged in an arc shape.

[0038] In this embodiment, two symmetrically distributed movable grooves are opened on the top of the bottom plate 2, two adjustment plates 11 are located in the two movable grooves and springs 10 are bolted between the bottom of the inner wall of the movable grooves, corresponding fixed grooves are opened inside the top plate 1 and the bottom plate 2, and nuts 12 are welded at the bottom of the bottom plate 2 corresponding to the fixed grooves.

[0039] It should be noted that a widened block is provided on the top of the guide column 9, which is slidably connected to the top plate 1, so that the controller can be easily installed on the baby carriage. The adjustment plate 11 is located in the movable groove in the middle of the bottom plate 2 and is fixed to the spring 10 in the movable groove by bolts. Since the rain shield of the baby carriage may have different curvatures, the elasticity of the spring 10 enables the adjustment plate 11 to be adjusted accordingly according to the shape of the rain shield, thereby ensuring that the controller can be tightly and stably installed on the rain shield, and the setting of the fixing groove and the nut 12 is to facilitate the quick insertion of the screw for fixing.

[0040] Working principle:

[0041] The single chip microcomputer 4 is used as the control core, and cooperates with the ultrasonic sensor 6 to realize real-time detection of the surrounding environment. The ultrasonic sensor 6 continuously emits ultrasonic waves and receives reflected waves, and calculates the distance of the obstacle in front according to the time difference of the reflected waves. When the distance is less than the preset safety value, the single chip microcomputer 4 will immediately start the braking program, and realize automatic braking by controlling the external braking system, so as to avoid the collision between the baby carriage and the obstacle. The guide column 9 is installed on the top of the bottom plate 2, and is connected to the top plate 1 by sliding through the widened cake, so that the controller can be easily installed on the baby carriage. The adjustment plate 11 is located in the movable groove in the middle of the bottom plate 2, and is fixed by bolts and springs 10 in the movable groove. Since the rain shield of the baby carriage may have different curvatures, the elasticity of the spring 10 enables the adjustment plate 11 to be adjusted accordingly according to the shape of the rain shield, so as to ensure that the controller can be tightly and stably installed on the rain shield. This design greatly improves the adaptability and installation convenience of the controller. In addition, a switch button 7 is provided at the bottom of the control box 3 for starting and shutting down the controller, and two indicator lights 8 are provided on the top of the control box 3, which are used to display the power-on state and the brake state, respectively, so that the user can understand the working status of the controller at any time.

[0042] Beneficial effects:

[0043] The easy-to-install anti-collision automatic brake controller for the baby stroller uses the single-chip microcomputer 4 as the control core and cooperates with the ultrasonic sensor 6. The controller can detect the surrounding environment in real time and accurately calculate the distance of the obstacle in front according to the time difference of the ultrasonic reflection wave. Once the distance is less than the preset safety value, the single-chip microcomputer 4 will quickly start the braking program and realize automatic braking by controlling the external braking system, effectively avoiding the collision between the baby stroller and the obstacle. In terms of installation, it is installed on the top of the bottom plate 2 through the guide column 9, and is slidably connected with the top plate 1 through the widened cake block, so that the controller can be easily installed on the baby stroller. At the same time, an adjustment plate 11 is provided in the movable groove in the middle of the bottom plate 2, which is fixed with the spring 10 by bolts. Since the rain shield of the baby stroller may have different curvatures, the elasticity of the spring 10 enables the adjustment plate 11 to adapt to the shape of the rain shield, ensuring that the controller is tightly and stably installed on the rain shield.

[0044] 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. An anti-collision automatic brake controller for a baby carriage that is easy to install, comprising a top plate (1), a bottom plate (2), a control box (3), a control component and a quick fixing component, wherein the control component is arranged inside the control box (3), and the quick fixing component is arranged between the top plate (1) and the bottom plate (2); Features: The control component comprises a single chip microcomputer (4), a power supply (5) and an ultrasonic sensor (6); the single chip microcomputer (4), the power supply (5) and the ultrasonic sensor (6) are all located inside the control box (3), and the power supply (5) and the ultrasonic sensor (6) are located on both sides of the single chip microcomputer (4); The quick fixing assembly comprises guide columns (9) and adjustment plates (11), wherein the guide columns (9) are arranged at the top of the base plate (2) near the four corners, and the adjustment plates (11) are arranged in two groups and are symmetrically distributed along the middle of the base plate (2).

2. The easy-to-install anti-collision automatic brake controller for a baby carriage according to claim 1, characterized in that: The models of the single chip microcomputer (4), power supply (5) and ultrasonic sensor (6) may be STC89C52RC single chip microcomputer, HC-SR04 ultrasonic sensor and LM2596S-5.0 power supply respectively.

3. The easy-to-install anti-collision automatic brake controller for a baby carriage according to claim 1, characterized in that: The VCC of the ultrasonic sensor (6) is connected to the positive power supply of the single-chip microcomputer (4), the GND is connected to the ground line of the single-chip microcomputer (4), the TRIG of the ultrasonic sensor (6) is connected to a GPIO pin of the single-chip microcomputer (4), and the ECHO is connected to another GPIO pin of the single-chip microcomputer (4).

4. The easy-to-install anti-collision automatic brake controller for a baby carriage according to claim 1, characterized in that: The positive and negative electrodes of the input power supply of the single-chip computer (4) are respectively connected to the VIN pin and the GND pin of the power supply (5), and the VOUT pin of the power supply (5) is connected to the VCC pin of the single-chip computer (4).

5. The easy-to-install anti-collision automatic brake controller for a baby carriage according to claim 1, characterized in that: A switch button (7) is arranged at the bottom of the control box (3), and two indicator lights (8) are arranged at the top, wherein the two indicator lights (8) are respectively a power-on indicator light and a brake indicator light.

6. The easy-to-install anti-collision automatic brake controller for a baby carriage according to claim 1, characterized in that: The top of the guide column (9) is provided with a widened cake block and is slidably connected to the top plate (1) via the widened cake block. The bottom of the top plate (1) and the top of the bottom plate (2) are both arranged in an arc shape.

7. The easy-to-install anti-collision automatic brake controller for a baby carriage according to claim 6, characterized in that: The top of the bottom plate (2) is provided with two symmetrically distributed movable grooves, the two adjustment plates (11) are located in the two movable grooves and are bolted with springs (10) between the bottom of the inner wall of the movable grooves, the top plate (1) and the bottom plate (2) are provided with corresponding fixed grooves, and nuts (12) are welded at the bottom of the bottom plate (2) corresponding to the fixed grooves.

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