阅读说明：本技术 一种配合儿童安全椅使用的移动底座 (Movable base matched with child safety chair for use ) 是由 王海俊 于 2019-11-27 设计创作，主要内容包括：本发明公开了一种配合儿童安全椅使用的移动底座,包括机壳,所述机壳内设有传动腔,所述机壳内设有控制装置连接儿童安全椅部分升降的升降机构,所述,传动腔内设有给装置提供动力的驱动机构,所述驱动机构下侧设有使装置运动的移动机构,所述驱动机构右侧设有固定装置与儿童安全椅的固定机构,需要使用时,将儿童座椅放置在固定机构,启动所述驱动机构,所述固定机构将儿童安全座椅固定在底座上,人工可启动所述升降机构调整高度,然后可以启动所述移动机构带动装置运动,该底座可以带着儿童安全椅进行运动,使儿童在离开车后可以坐在儿童安全椅上进行移动,降低了人带动儿童的繁琐,并且由于与儿童安全椅配套使用,安全性和便捷性大大提高。(The invention discloses a movable base matched with a child safety chair for use, which comprises a machine shell, wherein a transmission cavity is arranged in the machine shell, a lifting mechanism for controlling a device to be connected with the lifting of a child safety chair part is arranged in the machine shell, a driving mechanism for providing power for the device is arranged in the transmission cavity, a moving mechanism for enabling the device to move is arranged at the lower side of the driving mechanism, a fixing device and a fixing mechanism of the child safety chair are arranged at the right side of the driving mechanism, when the movable base is required to be used, the child seat is placed on the fixing mechanism, the driving mechanism is started, the child safety seat is fixed on the base by the fixing mechanism, the lifting mechanism can be manually started to adjust the height, then the moving mechanism can be started to drive the device to move, the base can carry the child safety chair to move, so that a child can sit on the child, the complexity of driving children by people is reduced, and the safety and the convenience are greatly improved due to the matched use of the safety chair for the children.)

1. The utility model provides a removal base that cooperation children's safety chair used, includes the casing, its characterized in that: a transmission cavity is arranged in the machine shell, a control device is arranged in the machine shell and connected with a lifting mechanism for lifting a part of the child safety chair, a driving mechanism for providing power for the device is arranged in the transmission cavity, a moving mechanism for enabling the device to move is arranged on the lower side of the driving mechanism, and a fixing device and a fixing mechanism of the child safety chair are arranged on the right side of the driving mechanism;

the fixing mechanism comprises a fixing cavity arranged in the upper end wall of the transmission cavity, the upper end wall of the fixing cavity is rotatably connected with a winding shaft, the lower end of the winding shaft penetrates through the lower end wall of the fixing cavity and is positioned in the transmission cavity, a torsion spring for connecting the upper end of the winding shaft with the upper end wall of the fixing cavity is arranged in the fixing cavity, a left moving block is slidably connected in the fixing cavity, a supporting plate is arranged at the upper end of the right side of the casing, a placing groove is arranged in the supporting plate, the left end surface of the left moving block is fixedly connected with a left fixing block, the upper end of the left fixing block penetrates through the upper end wall of the fixing cavity and the supporting plate and is positioned outside, a right moving block is slidably connected in the fixing cavity, the upper end surface of the right moving block is fixedly connected with a right fixing block, the upper end of, the upper end of the winding shaft is fixedly connected with a right traction rope of which the right end is fixedly connected to the left end face of the right moving block, and the lower end of the winding shaft is fixedly connected with a transmission friction wheel positioned in the transmission cavity;

when the child safety seat is required to be used, the child seat is placed in the placing groove, the driving mechanism is started, the child safety seat is fixed on the base through the fixing mechanism, the lifting mechanism can be manually started to adjust the height, and then the moving mechanism can be started to drive the device to move.

2. The motion base for use with a child safety seat according to claim 1, wherein: the driving mechanism comprises a driving motor fixedly connected with the lower end wall of the transmission cavity, the driving motor is in power connection with a driving shaft, the upper end of the driving shaft is fixedly connected with a driving friction wheel meshed with the driving friction wheel, the lower end of the driving shaft is fixedly connected with a driving gear, the lower end wall of the transmission cavity is in rotation connection with a transmission shaft, the lower end of the transmission shaft is fixedly connected with a transmission gear meshed with the driving gear, the upper end of the transmission shaft is in sliding connection with a lifting friction wheel, an annular cavity is arranged in the lifting friction wheel, an arc-shaped block is arranged in the annular cavity, the upper end wall of the transmission cavity is fixedly connected with a lifting block, a control cavity is arranged in the lifting block, the upper end wall of the control cavity is fixedly connected with an electromagnet, a magnet block is in sliding connection with the control, magnet piece lower extreme end fixedly connected with lower extreme runs through control chamber lower extreme wall and with arc piece up end fixed connection's connection rope.

3. A motion base for use with a child safety seat according to claim 2, wherein: the lifting mechanism comprises a lifting cavity arranged in the upper end wall of the transmission cavity, the lower end wall of the transmission cavity is rotatably connected with a rotating shaft which is positioned at the rear side of the transmission shaft, the upper end of the rotating shaft penetrates through the upper end wall of the transmission cavity and is positioned in the lifting cavity, the lower end of the rotating shaft is fixedly connected with a driven friction wheel which can be meshed with the lifting friction wheel, the upper end of the rotating shaft is fixedly connected with a transmission bevel gear, the rear end wall of the lifting cavity is rotationally connected with a lifting shaft, the rear end of the lifting shaft is fixedly connected with a driven bevel gear meshed with the transmission bevel gear, the front end of the lifting shaft is fixedly connected with a lifting gear, a lifting groove with a left end opening communicated with the lifting cavity is arranged in the right end wall of the lifting cavity, the lifting groove is internally and slidably connected with a lifting rack meshed with the lifting gear, and the right end face of the lifting rack is fixedly connected with a right end face of a connecting block fixedly connected with the left end face of the supporting plate.

4. A motion base for use with a child safety seat according to claim 2, wherein: the moving mechanism comprises a moving cavity arranged in the lower end wall of the transmission cavity, the upper end wall of the transmission cavity is rotatably connected with a rotating friction wheel which is positioned on the front side of the transmission shaft, the lower end of the rotating friction wheel penetrates through the lower end wall of the transmission cavity and is engaged with the rotating shaft in the moving cavity, the upper end of the rotating friction wheel is fixedly connected with a rotating friction wheel which can be engaged with the lifting friction wheel, the lower end of the rotating shaft is fixedly connected with a driving bevel gear, the front end wall of the moving cavity is rotatably connected with a moving shaft, the front end of the moving shaft is fixedly connected with a reversing bevel gear engaged with the driving bevel gear.

5. A motion base for use with a child safety seat according to claim 2, wherein: the electromagnet magnetic force is larger than the sum of the elastic force of the reset spring and the gravity of the magnet block, the reset spring is in a compressed state initially, the torsion spring is in a relaxed state initially, and the left traction rope and the right traction rope are in a relaxed state initially.

Technical Field

The invention relates to the field of transportation, in particular to a movable base matched with a child safety chair for use.

Background

Many parents still have the requirement of placing the child on a transport means after the child leaves the car, so a child mobile device which is portable and has high safety is needed;

because the current child safety chair is widely applied and has good safety, a movable base can be designed to be matched with the child safety chair, and the requirements of convenience in carrying and high safety are met.

Disclosure of Invention

The invention aims to solve the technical problem of providing a mobile base matched with a child safety chair for use, solving the problems of low safety and difficulty in carrying of a child mobile device, and realizing convenience and high safety in carrying.

The invention is realized by the following technical scheme.

The invention relates to a movable base matched with a child safety chair, which comprises a shell, wherein a transmission cavity is arranged in the shell, a control device is arranged in the shell and connected with a lifting mechanism for lifting a part of the child safety chair, a driving mechanism for providing power for the device is arranged in the transmission cavity, a moving mechanism for enabling the device to move is arranged at the lower side of the driving mechanism, and a fixing device and a fixing mechanism of the child safety chair are arranged at the right side of the driving mechanism;

the fixing mechanism comprises a fixing cavity arranged in the upper end wall of the transmission cavity, the upper end wall of the fixing cavity is rotatably connected with a winding shaft, the lower end of the winding shaft penetrates through the lower end wall of the fixing cavity and is positioned in the transmission cavity, a torsion spring for connecting the upper end of the winding shaft with the upper end wall of the fixing cavity is arranged in the fixing cavity, a left moving block is slidably connected in the fixing cavity, a supporting plate is arranged at the upper end of the right side of the casing, a placing groove is arranged in the supporting plate, the left end surface of the left moving block is fixedly connected with a left fixing block, the upper end of the left fixing block penetrates through the upper end wall of the fixing cavity and the supporting plate and is positioned outside, a right moving block is slidably connected in the fixing cavity, the upper end surface of the right moving block is fixedly connected with a right fixing block, the upper end of, the upper end of the winding shaft is fixedly connected with a right traction rope of which the right end is fixedly connected to the left end face of the right moving block, and the lower end of the winding shaft is fixedly connected with a transmission friction wheel positioned in the transmission cavity;

when the child safety seat is required to be used, the child seat is placed in the placing groove, the driving mechanism is started, the child safety seat is fixed on the base through the fixing mechanism, the lifting mechanism can be manually started to adjust the height, and then the moving mechanism can be started to drive the device to move.

Further, the driving mechanism comprises a driving motor fixedly connected to the lower end wall of the transmission cavity, the driving motor is in power connection with a driving shaft, the upper end of the driving shaft is fixedly connected with a driving friction wheel meshed with the driving friction wheel, the lower end of the driving shaft is fixedly connected with a driving gear, the lower end wall of the transmission cavity is rotatably connected with a transmission shaft, the lower end of the transmission shaft is fixedly connected with a transmission gear meshed with the driving gear, the upper end of the transmission shaft is in sliding connection with a lifting friction wheel, an annular cavity is arranged in the lifting friction wheel, an arc-shaped block is arranged in the annular cavity, the upper end wall of the transmission cavity is fixedly connected with a lifting block, a control cavity is arranged in the lifting block, the upper end wall of the control cavity is fixedly connected with an electromagnet, a magnet block is in sliding connection with the control cavity, and, magnet piece lower extreme end fixedly connected with lower extreme runs through control chamber lower extreme wall and with arc piece up end fixed connection's connection rope.

Furthermore, the lifting mechanism comprises a lifting cavity arranged in the upper end wall of the transmission cavity, the lower end wall of the transmission cavity is rotatably connected with a rotating shaft which is positioned at the rear side of the transmission shaft, the upper end of the rotating shaft penetrates through the upper end wall of the transmission cavity and is positioned in the lifting cavity, the lower end of the rotating shaft is fixedly connected with a driven friction wheel which can be meshed with the lifting friction wheel, the upper end of the rotating shaft is fixedly connected with a transmission bevel gear, the rear end wall of the lifting cavity is rotationally connected with a lifting shaft, the rear end of the lifting shaft is fixedly connected with a driven bevel gear meshed with the transmission bevel gear, the front end of the lifting shaft is fixedly connected with a lifting gear, a lifting groove with a left end opening communicated with the lifting cavity is arranged in the right end wall of the lifting cavity, the lifting groove is internally and slidably connected with a lifting rack meshed with the lifting gear, and the right end face of the lifting rack is fixedly connected with a right end face of a connecting block fixedly connected with the left end face of the supporting plate.

Further, the moving mechanism comprises a moving cavity arranged in the lower end wall of the transmission cavity, the upper end wall of the transmission cavity is rotatably connected with a rotating shaft which is positioned on the front side of the transmission shaft, the lower end of the rotating shaft penetrates through the lower end wall of the transmission cavity and is engaged with the moving cavity, the upper end of the rotating shaft is fixedly connected with a rotating friction wheel which can be engaged with the lifting friction wheel, the lower end of the rotating shaft is fixedly connected with a driving bevel gear, the front end wall of the moving cavity is rotatably connected with a moving shaft, the front end of the moving shaft is fixedly connected with a reversing bevel gear which is engaged with the driving bevel gear, and the rear end of the.

Furthermore, the magnetic force of the electromagnet is larger than the sum of the elastic force of the reset spring and the gravity of the magnet block, the reset spring is in a compressed state initially, the torsion spring is in a relaxed state initially, and the left traction rope and the right traction rope are in a relaxed state initially.

The invention has the beneficial effects that: this base can be fixed and take children's safety chair to move, makes children can sit and remove on children's safety chair after leaving the car, has reduced people and has driven children's loaded down with trivial details to owing to use with children's safety chair is supporting, security and convenience improve greatly.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is an enlarged view of the structure A-A in FIG. 1 according to an embodiment of the present invention;

FIG. 3 is an enlarged schematic view of the structure B-B in FIG. 1 according to an embodiment of the present invention;

FIG. 4 is an enlarged view of the structure C-C shown in FIG. 1 according to an embodiment of the present invention.

Detailed Description

The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The moving base used in conjunction with the child safety seat described in fig. 1-4 includes a casing 10, a transmission cavity 12 is provided in the casing 10, a lifting mechanism 55 for controlling the device to connect the child safety seat to lift is provided in the casing 10, a driving mechanism 58 for providing power for the device is provided in the transmission cavity 12, a moving mechanism 57 for moving the device is provided at the lower side of the driving mechanism 58, a fixing mechanism 56 for fixing the device and the child safety seat is provided at the right side of the driving mechanism 58, the fixing mechanism 56 includes a fixing cavity 40 provided in the upper end wall of the transmission cavity 12, the upper end wall of the fixing cavity 40 is rotatably connected with a winding shaft 39 whose lower end penetrates through the lower end wall of the fixing cavity 40 and is located in the transmission cavity 12, a torsion spring 36 for connecting the upper end of the winding shaft 39 and the upper end wall of the fixing cavity 40 is provided in the fixing cavity 40, a left moving block 34 is connected in the fixed cavity 40 in a sliding manner, a supporting plate 31 is arranged at the upper end of the right side of the casing 10, a placing groove 32 is arranged in the supporting plate 31, the left end face of the left moving block 34 is fixedly connected with a left fixed block 30, the upper end of the left fixed block penetrates through the upper end wall of the fixed cavity 40 and the supporting plate 31, the left fixed block is located outside, a right moving block 38 is connected in the fixed cavity 40 in a sliding manner, the upper end of the right moving block 38 is fixedly connected with a right fixed block 33, the upper end of the right moving block penetrates through the upper end wall of the fixed cavity 40 and the supporting plate 31, the right fixed block is located outside, a left traction rope 35, the left end of which is fixedly connected to the right end face of the left moving block 34, the upper end of the winding shaft 39 is fixedly, when the child seat is required to be used, the child seat is placed in the placing groove 32, the driving mechanism 58 is started, the fixing mechanism 56 fixes the child seat on the base, the lifting mechanism 55 can be manually started to adjust the height, and then the moving mechanism 57 can be started to drive the device to move.

Advantageously, the driving mechanism 58 comprises a driving motor 43 fixedly connected to the lower end wall of the transmission chamber 12, the driving motor 43 is in power connection with a driving shaft 59, the driving friction wheel 14 engaged with the driving friction wheel 41 is fixedly connected to the upper end of the driving shaft 59, the driving gear 42 is fixedly connected to the lower end of the driving shaft 59, the transmission shaft 11 is rotatably connected to the lower end wall of the transmission chamber 12, the transmission gear 13 engaged with the driving gear 42 is fixedly connected to the lower end of the transmission shaft 11, the lifting friction wheel 16 is slidably connected to the upper end of the transmission shaft 11, the annular chamber 17 is arranged in the lifting friction wheel 16, the arc-shaped block 18 is arranged in the annular chamber 17, the lifting block 50 is fixedly connected to the upper end wall of the transmission chamber 12, the control chamber 23 is arranged in the lifting block 50, the electromagnet 22 is fixedly connected to the upper end wall, two reset springs 20 for connecting the lower end face of the magnet block 21 and the lower end wall of the control cavity 23 are arranged in the control cavity 23, and the lower end face of the magnet block 21 is fixedly connected with a connecting rope 19, the lower end face of the magnet block penetrates through the lower end wall of the control cavity 23 and is fixedly connected with the upper end face of the arc block 18.

Advantageously, the lifting mechanism 55 comprises a lifting cavity 25 arranged in the upper end wall of the transmission cavity 12, the lower end wall of the transmission cavity 12 is rotatably connected with a rotating shaft 47 which is positioned at the rear side of the transmission shaft 11 and the upper end of which penetrates through the upper end wall of the transmission cavity 12 and is positioned in the lifting cavity 25, the lower end of the rotating shaft 47 is fixedly connected with a driven friction wheel 15 which can be engaged with the lifting friction wheel 16, the upper end of the rotating shaft 47 is fixedly connected with a transmission bevel gear 53, the rear end wall of the lifting cavity 25 is rotatably connected with a lifting shaft 26, the rear end of the lifting shaft 26 is fixedly connected with a driven bevel gear 54 which is engaged with the transmission bevel gear 53, the front end of the lifting shaft 26 is fixedly connected with a lifting gear 27, a lifting groove 28 with a left end opening communicated with the lifting cavity 25 is arranged in the right end wall of the lifting cavity 25, and a, the right end face of the lifting rack 29 is fixedly connected with a connecting block 24, the right end face of which is fixedly connected with the left end face of the supporting plate 31.

Advantageously, the moving mechanism 57 includes a moving chamber 44 disposed in the lower end wall of the transmission chamber 12, a moving chamber 44 is disposed at a left position of the bottom end surface of the transmission chamber 10, the upper end wall of the transmission chamber 12 is rotatably connected with a rotating shaft 48 which is disposed at the front side of the transmission shaft 11 and has a lower end penetrating through the lower end wall of the transmission chamber 12 and is disposed in the moving chamber 44, a rotating friction wheel 49 which can be engaged with the lifting friction wheel 16 is fixedly connected to the upper end of the rotating shaft 48, a driving bevel gear 52 is fixedly connected to the lower end of the rotating shaft 48, a moving shaft 46 is rotatably connected to the front end wall of the moving chamber 44, a reversing bevel gear 51 which is engaged with the driving bevel gear 52 is fixedly connected to the front end of the moving shaft 46, and a moving wheel.

Advantageously, the magnetic force of the electromagnet 22 is greater than the sum of the elastic force of the return spring 20 and the gravity of the magnet block 21, the return spring 20 is initially in a compressed state, the torsion spring 36 is initially in a relaxed state, and the left traction rope 35 and the right traction rope 37 are initially in a relaxed state.

Sequence of mechanical actions of the whole device:

1: the child safety chair is placed in the placing groove 32, the driving motor 43 is started, the driving motor 43 transmits power to drive the driving shaft 59 to rotate, so that the driving friction wheel 14 is driven to rotate, the driving friction wheel 41 is driven to rotate, the winding shaft 39 is driven to rotate, the left traction rope 35 and the right traction rope 37 are wound on the winding shaft 39 and the torsion spring 36 is twisted, the left traction rope 35 is tensioned to drive the left moving block 34 to move rightwards, so that the left fixing block 30 is driven to move rightwards, the right traction rope 37 is tensioned to drive the right moving block 38 to move leftwards, so that the right fixing block 33 is driven to move leftwards, and the left fixing block 30 and the right fixing block 33 are used for fixing the child safety;

2: if the height of the child safety seat needs to be adjusted, the electromagnet 22 is started to repel the magnet block 21, the magnet block 21 moves downwards and compresses the return spring 20, the magnet block 21 moves downwards to loosen the connecting rope 19, the arc-shaped block 18 and the lifting friction wheel 16 move downwards under the action of self gravity, the lifting friction wheel 16 is meshed with the driven friction wheel 15, the driving shaft 59 rotates to drive the driving gear 42 to rotate, the driving gear 13 is driven to rotate, the lifting friction wheel 16 drives the driven friction wheel 15 to rotate due to the meshing of the lifting friction wheel 16 and the driven friction wheel 15, the rotating shaft 47 is driven to rotate, the driving bevel gear 53 is driven to rotate, the driven bevel gear 54 is driven to rotate, the lifting shaft 26 is driven to rotate, the lifting gear 27 is driven to rotate, and the lifting rack 29 is driven to ascend or descend, thereby driving the supporting plate 31 to ascend or descend through the connecting block 24, and driving the child safety seat fixed on the supporting plate 31 to ascend or descend to complete the height adjustment of the child safety seat;

3: when the child safety seat needs to be moved, the electromagnet 22 is started to attract the magnet block 21, so that the magnet block 21 moves upwards and stretches the return spring 20, the magnet block 21 moves upwards to tighten the connecting rope 19, thereby driving the arc block 18 and the lifting friction wheel 16 to move upwards, so that the lifting friction wheel 16 is meshed with the rotating friction wheel 49, the driving shaft 59 rotates to drive the driving gear 42 to rotate, thereby driving the transmission gear 13 to rotate, and thus driving the lifting friction wheel 16 to rotate, since the lifting friction wheel 16 is engaged with the rotating friction wheel 49, the lifting friction wheel 16 rotates the rotary friction wheel 49, thereby rotating the rotary shaft 48, thereby driving the drive bevel gear 52 to rotate, and thus the reverse bevel gear 51 to rotate, and thus the moving shaft 46 to rotate, thereby driving the moving wheel 45 to rotate, so that the base moves, and the child safety chair fixed with the base is driven to move;

4: the motor is turned off, the left moving block 34 and the right moving block 38 are released under the elastic force of the torsion spring 36 to be not fixed on the child safety seat, the magnet block 21 returns to the original position under the elastic force of the return spring 20 to drive the lifting friction wheel 16 and the arc-shaped block 18 to return to the original position, and the device is reset.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.