CN110528232A - A kind of automatic extension clothes rack - Google Patents

Abstract

The invention discloses an automatic telescopic clothes drying rack, which comprises a frame and a control device; the frame is sequentially provided with a rotating device, a lifting device and a telescopic device; and steering gear; one end of the diamond-shaped four-bar linkage mechanism is hinged to the lower part of the rack, and the other end is hinged to the support plate of the telescopic device; the rack and the gear are meshed with each other, and the rack is slidably set on the slide plate. Wherein the steering gear is fixed on the support plate of the telescopic device, and the output shaft of the steering gear is fixedly connected with the gear; the lifting device includes a first stepping motor, a coupling, a ball screw, a screw slider and a T-shaped guide rail; the T-shaped guide rail is fixed on the frame; the upper part of the coupling is fixedly connected with the first stepping motor and the lower part is fixedly connected with the ball screw, and the screw slider is fixedly connected with the telescopic device; the rhombus One end of the four-bar linkage mechanism is hinged with the frame, and the other end is hinged with the rack. The invention is convenient to disassemble, low in cost and less difficult in later maintenance.

Description

An automatic telescopic drying rack

technical field

The invention relates to the field of automatic clothes drying racks, in particular to an automatic telescopic clothes drying rack capable of raising and lowering height, stretching degree and stretching direction.

Background technique

At present, although the vast majority of existing households use electric clothes hangers, because the traditional electric clothes hangers will occupy more balcony space, it will have a certain impact on the daily life of residents. At the same time, the traditional electric clothes hangers exist Disadvantages such as large volume and complicated installation.

The use of telescopic electric drying racks can well avoid these shortcomings. For high-rise residents or families with old people and children at home, the use of telescopic drying racks can ensure a larger movable area at home, and has great application prospects and practicability. However, at present, most automatic telescopic drying racks have a small application range and have high requirements for the installation position of the drying rack. They can only expand and contract in one direction, and the maintenance is inconvenient and the cost is also high.

Contents of the invention

Purpose of the invention: The purpose of the invention is to propose an automatic telescopic clothes drying rack, which can realize various lifting heights and the control of the extension degree and direction of the clothes hanger, and is easy to install and disassemble.

Technical solution: The technical solution adopted in the present invention is an automatic telescopic clothes hanger, including a telescopic device for controlling the extension degree of the clothes hanger, a lifting device for changing the vertical height of the clothes hanger, a rotating device for controlling the extension direction of the clothes hanger, and a control steering gear and Control device for stepper motors.

An automatic telescopic clothes drying rack, including a frame and a control device; the frame is sequentially provided with a rotating device, a lifting device and a telescopic device; the telescoping device includes a diamond-shaped four-bar linkage mechanism, a rack, a gear and a steering gear; One end of the diamond-shaped four-bar linkage mechanism is hinged to the lower part of the rack, and the other end is hinged to the support plate of the telescopic device; the rack and the gear are meshed with each other, and the rack is slid on a slide; the rack can move up and down through the rack. Distance controls the distance between the two ends of the diamond-shaped four-bar linkage, thereby changing the extent to which the diamond-shaped four-bar linkage mechanism stretches.

Wherein the steering gear is fixed on the support plate of the telescopic device, and the output shaft of the steering gear is fixedly connected with the gear; the lifting device includes a first stepping motor, a shaft coupling, a ball screw, a screw slider and T-shaped guide rail; the T-shaped guide rail is fixed on the frame; the upper part of the coupling is fixedly connected with the first stepping motor and the lower part is fixedly connected with the ball screw, and the screw slider is fixedly connected with the telescopic device ;

One end of the diamond-shaped four-bar linkage mechanism is hinged to the frame, and the other end is hinged to the rack.

The rotating device includes a second stepping motor, a reduction gear set and a rotary platform; the controlling device includes a power supply and a single-chip microcomputer.

A further improvement of the present invention is that: the first stepping motor is fixed on the splint of the rotary platform, the bottom of the coupling is fixedly connected with the ball screw, and the ball screw is fixed on the frame through two bearings.

The further improvement of the present invention is: the threaded connection between the screw slider and the ball screw, the groove below the screw slider is connected to the T-shaped guide rail through a moving pair, and the screw slider can only The movement is carried out in the direction of the T-rail.

The further improvement of the present invention is that: the reduction gear set includes a first-stage reduction gear and a second-stage reduction gear; the first-stage reduction gear is fixedly connected to the output shaft of the second stepping motor, and meshes with the second-stage gear; The second-stage reduction gear is connected with the rotating platform through a key; the splint under the rotating platform is fixedly connected with the T-shaped guide rail of the lifting device.

A further improvement of the present invention is that: the battery is a detachable battery.

A further improvement of the present invention is: the single-chip microcomputer is fixed on the frame below the T-shaped guide rail, powered by a power supply, and controls the steering gear, the first stepping motor and the second stepping motor by changing the level of the output potential of the I/O interface The direction of rotation and its rotation speed; the power supply is fixed on the frame above the microcontroller.

The working principle of the present invention: install the automatic retractable drying rack on the ceiling of the balcony near the window, and the first stepper motor provides power to drive the ball screw to rotate and the screw slider to move up and down along the T-shaped guide rail, thereby changing the screw rod The vertical height of the slider, when the screw slider is lowered to an appropriate height, the steering gear drives the gear to rotate, and the rack is controlled to move up and down on the slider, changing the degree of stretching of the diamond-shaped four-bar linkage mechanism. Clothes can be hung on the drying rack; after changing the rotation direction of the steering gear, the diamond-shaped four-bar linkage mechanism shrinks, and the first stepping motor reverses to drive the slider and clothes up to a certain height, and the second stepping motor starts , to drive the clothes hanger to rotate to a suitable angle, and then the steering gear controls the expansion of the diamond-shaped four-linkage, and the clothes hanger and clothes are stretched out of the window to complete the process of drying clothes.

Beneficial effects: it can realize control of various lifting heights and the extension degree and extension direction of the hanger, can effectively save space, and is simple to operate, easy to install, easy to disassemble, low in cost, and less difficult to maintain later.

Description of drawings

Fig. 1 is the overall structural representation of the present invention;

Fig. 2 is a schematic diagram of the telescopic device of the present invention;

Fig. 3 is a schematic diagram of the lifting device of the present invention;

Fig. 4 is a schematic diagram of the rotating device of the present invention.

Detailed ways

The technical solutions of the present invention will be further described below in conjunction with the accompanying drawings and embodiments.

As shown in Fig. 1 , the present embodiment provides a kind of automatic retractable drying rack including a frame 20 and a control device; the frame 20 is sequentially provided with a rotating device, a lifting device and a telescopic device; the control device includes a power supply 10 and a single chip microcomputer 11 .

As shown in Figure 2: the telescopic device includes a rhombus four-bar linkage mechanism 1, a rack 2, a gear 3 and a steering gear 4. Steering gear 4 is fixed on the frame of telescoping device, and its output shaft is connected with gear 3 firmly. Gear 3 meshes with rack 2. One end of the diamond-shaped four-bar linkage mechanism 1 is hinged with the rack 2, and the other end is hinged with the frame of the telescopic device. The rack 2 is connected with the rack through the slider 12 in the form of notch fit, so that the rotation of the gear 3 drives the rack 2 to move in translation up and down. The distance between the two ends of the diamond-shaped four-bar linkage 1 is changed by the vertical movement distance of the rack (2), so as to achieve the purpose of controlling the stretching degree of the rhombus-shaped four-bar linkage mechanism 1 .

As shown in Figure 3, its elevating device comprises the first stepper motor 5, shaft coupling 13, ball screw 14, screw rod slider 6 and T-shaped guide rail 7; The first stepper motor 5 is fixed on the rotary platform 9 On the splint, the rotation speed and direction are controlled by the level and logic sequence of the output potential of the single-chip microcomputer 11. The output shaft of the first stepping motor 5 is fixedly connected with the upper part of the coupling 13, and the lower part of the coupling 13 is connected with the ball screw 14 is fixedly connected, and the ball screw 14 is fixed on the frame through two bearings 15, and the rotational motion of the first stepper motor 5 is transmitted to the ball screw 14; the screw slider 6 and the ball screw 14 are threaded At the same time, the screw slider 6 is fixedly connected with the telescopic device, and the groove below the slider is connected to the T-shaped guide rail 7 through the moving pair, and the screw slider 6 can only move in the direction of the T-shaped guide rail 7 to realize air drying. The hanger has the function of lifting and lowering in the vertical direction.

As shown in Fig. 4, its rotating device comprises the second stepping motor 18, reduction gear set 8 and rotating cloud platform 9; control. The output shaft of the second stepping motor 18 is fixedly connected with the first-stage gear 16 of the reduction gear set, and the first-stage gear 16 meshes with the second-stage gear 17 having the same module. The second stage gear 17 is connected with the rotary platform 9 by a key, and the splint of the rotary platform 9 is fixedly connected with the T-shaped guide rail 7 of the lifting device, so as to achieve the purpose of controlling the extension direction of the clothes hanger by the rotation of the stepping motor.

The single-chip microcomputer 11 is fixed on the frame below the T-shaped guide rail 7 by bolts or colloidal media, powered by the power supply 10, and controls the steering gear 4, the first stepping motor 5 and the first stepping motor 5 by changing the level of the output potential of the I/O interface. 2. The direction of rotation of the stepper motor 18 and its rotation speed.

When the clothes hanger device was working, the first stepper motor 5 rotated forward, which drove the ball screw mandrel 14 to rotate, and the screw mandrel slide block 6 descended along the T-shaped guide rail 7. After the clothes hanger descends to a suitable height, the steering gear 4 rotates forward, drives the rack 2 to move downward, and the diamond-shaped four-link 1 mechanism is launched, and the user hangs the clothes on the clothes hanger. After the user places the clothes, the steering gear 4 reverses, the diamond-shaped four-bar linkage 1 shrinks, the first stepping motor 5 reverses, and the clothes hanger rises. After the clothes hanger and the clothes rise to a certain height, the second stepper motor 18 is started to drive the clothes hanger to rotate to the direction towards the window, and the rhombus four-bar linkage mechanism 1 is launched, and the clothes are stretched out of the window to complete the whole process of drying clothes.

Claims (6)

1. An automatic retractable drying rack, characterized in that: it includes a frame (20) and a control device; the frame () is sequentially provided with a rotating device, a lifting device and a telescopic device; the telescopic device includes a diamond-shaped four-connected Rod mechanism (1), rack (2), gear (3) and steering gear (4); one end of the diamond-shaped four-bar linkage mechanism (1) is hinged to the lower part of the rack (2), and the other end is connected to the telescopic device The support plate is hinged; the rack (2) and the gear (3) are meshed with each other, and the rack (2) is slidably set on the slide plate (12); the steering gear (4) is fixed on the support plate of the telescopic device , the output shaft of the steering gear (4) is fixedly connected with the gear (3); the lifting device includes a first stepping motor (5), a coupling (13), a ball screw (14), a screw slide block (6) and T-shaped guide rail (7); the T-shaped guide rail (7) is fixed on the frame (); the top of the coupling (13) is fixedly connected with the first stepper motor (5) and The lower part is fixedly connected with the ball screw (14), and the screw slider (6) is fixedly connected with the telescopic device; the rotating device includes a second stepping motor (18), a reduction gear set (8) and a rotary platform (9); the control device includes a power supply (10) and a single-chip microcomputer (11). 2. An automatic telescopic clothes drying rack according to claim 1, characterized in that: the first stepping motor (5) is fixed on the splint of the rotating platform (9), and the coupling (13) The bottom of the ball screw (14) is fixedly connected, and the ball screw (14) is fixed on the frame (20) by two bearings (15). 3. An automatic telescopic clothes drying rack according to claim 1, characterized in that: the screw slider (6) and the ball screw (14) are connected by threads, and the screw slider (6) ) is connected to the T-shaped guide rail (7) through a moving pair, and the screw slider (6) can only move in the direction of the T-shaped guide rail (7). 4. An automatic telescopic clothes drying rack according to claim 1, characterized in that: the reduction gear set (8) includes a first-stage reduction gear (16) and a second-stage reduction gear (17); the first-stage The reduction gear (16) is fixedly connected with the output shaft of the second stepping motor (18), and meshes with the second-stage gear (17); the second-stage reduction gear (17) is connected with the rotary platform (9) through a key ; The splint below the rotating platform (9) is fixedly connected with the T-shaped guide rail (7) of the lifting device. 5. The automatic telescopic clothes drying rack according to claim 1, characterized in that: the battery (10) is a detachable battery. 6. An automatic telescopic clothes drying rack according to claim 1, characterized in that: the single-chip microcomputer (11) is fixed on the frame below the T-shaped guide rail (7), powered by the power supply (10), and by changing the I The level of the output potential of the /O interface controls the direction of rotation of the steering gear (4), the first stepper motor (5) and the second stepper motor (18) and the rotation speed thereof; the power supply (10) is fixed on the single-chip microcomputer (11 ) on the rack above.