CN216343764U

CN216343764U - Driving box and driving device thereof

Info

Publication number: CN216343764U
Application number: CN202122980835.6U
Authority: CN
Inventors: 黎欣婷
Original assignee: Zhongshan Clyde Information Technology Co ltd
Current assignee: Zhongshan Clyde Information Technology Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-04-19
Anticipated expiration: 2031-11-30

Abstract

The utility model discloses a driving box and a driving device thereof, comprising: the utility model provides a swing joint, including the carriage release lever, the drive assembly is including being used for driven electric motor, be used for meshing driven first transmission tooth, second transmission tooth and speed reduction tooth and be used for converting driven headstock and rotate the seat, the linkage pendulum groove has been seted up on the surface of carriage release lever, the surface fixed mounting that the headstock rotated the seat has the crank pin pole that is located headstock rotation seat surface edge, the crank pin pole activity is cup jointed in the inside in linkage pendulum groove, one side fixed mounting of speed reduction tooth has the axle sleeve. According to the utility model, through the arrangement of the gear transmission structure, the electric motor and the retrograde motion drive are utilized, the motion speed is reduced and the drive torque is improved under the transmission of the gears with different gear ratios in multiple stages, and the low-speed stable motion of the moving rod end is carried out, so that the children sleeping bed is pushed to carry out low-speed reciprocating swing, and the sleeping quality of children is improved.

Description

Driving box and driving device thereof

Technical Field

The utility model relates to the technical field of children sleeping devices, in particular to a driving box and a driving device thereof.

Background

The baby swinger is a common article for infants, and can create moderate swing to make the infants feel comfortable and safe.

A prior chinese utility model with patent number CN200420094809.7 entitled "a rocking crib" discloses a piece of furniture, which comprises an outer support and an inner support, wherein the top ends of the two sides of the inner support are pivoted with the outer support; and a driving device arranged between the outer bracket and the inner bracket, wherein the driving device comprises an electromagnet controlled by a circuit and a permanent magnet which are respectively arranged on the outer bracket or the inner bracket. The product of the utility model adopts a pin joint structure of the outer bracket and the inner bracket, and drives between the inner bracket and the outer bracket. Although the design is ingenious, the power of the baby sleeping bed is driven by the electromagnetic force, and the science proves that the electromagnetic field can cause damage to the human body to a certain extent, particularly influences on the brain, so that the influence on the baby caused by the electromagnetic field is larger, and the swing structure is realized by a swing type swing mode, so that the baby sleeping bed is complex in structure and high in manufacturing cost, the external swing easily causes the whole swing of the child sleeping bed, and the structure of the baby sleeping bed is still to be further improved. In view of the above, the present invention provides a drive box and a driving device thereof, which are improved to solve the problem of low safety and poor stability, and aims to achieve the purpose of solving the problem and improving the practical value by the technology.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving one of the technical problems of the prior art or the related art.

Therefore, the technical scheme adopted by the utility model is as follows: a drive device, comprising: the utility model provides a shift arm and drive assembly, the drive assembly is including being used for driven electric motor, being used for meshing driven first transmission tooth, second transmission tooth and speed reduction tooth and being used for converting driven headstock and rotating the seat, the linkage pendulum groove has been seted up on the surface of shift arm, the headstock rotates the fixed surface of seat and installs the crank pin rod that is located headstock rotation seat surface edge, the crank pin rod activity is cup jointed in the inside of linkage pendulum groove, one side fixed mounting of speed reduction tooth has the connecting sleeve, the connecting sleeve cup joints in the one end that the headstock rotated the seat, the fixed cover of electric motor's output is connected in the motor shaft tooth of first transmission tooth intermeshing.

The present invention in a preferred example may be further configured to: the surface of first transmission tooth is equipped with the skewed tooth with motor shaft tooth looks adaptation, the surface transmission meshing of first transmission tooth and second transmission tooth, the surface of second transmission tooth is equipped with the transmission shaft tooth with speed reduction tooth looks meshing, utilizes the transmission between electric motor, first transmission tooth, second transmission tooth and the speed reduction tooth to carry out speed reduction transmission increase torque.

The present invention in a preferred example may be further configured to: the motor shaft teeth and the first transmission teeth are in worm and gear structures matched with each other.

Through adopting above-mentioned technical scheme, utilize the one-way transmission structure of motor axle tooth and first transmission tooth, avoid in children's sleep bed motion shaking the back drive that causes carriage release lever and drive assembly because of the outside of sleeping bed to improve the stability under children's sleep bed quiescent condition.

A drive cartridge, comprising: tooth case lower cover, headstock fixed plate and foreland drive arrangement, the surface of tooth case lower cover is equipped with motor case and the tooth case upper cover that is used for sealed protection, the shape of motor case and tooth case upper cover and drive assembly's outward appearance shape looks adaptation, the bottom of tooth case lower cover is equipped with the power source that is used for the drive assembly power supply.

The present invention in a preferred example may be further configured to: the gearbox lower cover is fixedly connected with one side of the power box fixing plate, a gap is formed between the gearbox lower cover and the power box fixing plate, and the moving rod is located between the gearbox lower cover and the power box fixing plate.

Through adopting above-mentioned technical scheme, utilize tooth case lower cover and headstock fixed plate to arrange drive arrangement in children's sleep bed surface, realize the steady swing of children's sleep bed through the contact reaction of carriage release lever and bottom surface in children's sleep bed.

The beneficial effects obtained by the utility model are as follows:

1. according to the utility model, through the arrangement of the gear transmission structure, the electric motor and the retrograde motion drive are utilized, the motion speed is reduced and the drive torque is improved under the transmission of the gears with different gear ratios in multiple stages, and the low-speed stable motion of the moving rod end is carried out, so that the children sleeping bed is pushed to carry out low-speed reciprocating swing, and the sleeping quality of children is improved.

2. According to the utility model, the unidirectional transmission structure of the motor shaft teeth and the first transmission teeth is utilized, so that the backward driving of the moving rod and the driving assembly caused by the external shaking of the sleeping bed is avoided in the movement of the children sleeping bed, and thus the stability of the children sleeping bed in a static state is improved, and the safety is improved.

Drawings

FIG. 1 is a schematic overall structure diagram of one embodiment of the present invention;

FIG. 2 is an exploded view of one embodiment of the present invention;

FIG. 3 is a schematic view of the drive assembly and travel bar configuration of one embodiment of the present invention.

Reference numerals:

100. a travel bar; 110. linkage swinging grooves;

200. a drive assembly; 210. an electric motor; 220. a first drive tooth; 230. a second gear; 240. A reduction gear; 250. a power box rotating seat; 211. a motor shaft gear; 241. a coupling sleeve; 251. a crank pin rod;

300. a lower cover of the tooth box; 310. a motor case; 320. an upper cover of the tooth box; 330. a power interface;

400. power box fixed plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be noted that the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.

It is to be understood that this description is made only by way of example and not as a limitation on the scope of the utility model.

The following describes a drive cassette and a drive device thereof provided by some embodiments of the present invention with reference to the accompanying drawings.

Referring to fig. 1 to 3, the present invention provides a driving apparatus including: the movable rod 100 and the driving assembly 200, the driving assembly 200 includes an electric motor 210 for driving, a first transmission gear 220 for engaging transmission, a second transmission gear 230, a speed reduction gear 240 and a power box rotating seat 250 for converting transmission, a linkage swinging groove 110 is provided on the surface of the movable rod 100, a crank pin rod 251 located on the surface edge of the power box rotating seat 250 is fixedly installed on the surface of the power box rotating seat 250, the crank pin rod 251 is movably sleeved inside the linkage swinging groove 110, a connecting shaft sleeve 241 is fixedly installed on one side of the speed reduction gear 240, the connecting shaft sleeve 241 is sleeved on one end of the power box rotating seat 250, and a motor shaft gear 211 engaged with the first transmission gear 220 is fixedly sleeved on the output end of the electric motor 210.

In this embodiment, the surface of the first transmission gear 220 is provided with a helical gear adapted to the motor shaft gear 211, the surfaces of the first transmission gear 220 and the second transmission gear 230 are engaged in a transmission manner, the surface of the second transmission gear 230 is provided with a transmission shaft gear engaged with the speed reduction gear 240, and the electric motor 210, the first transmission gear 220, the second transmission gear 230 and the speed reduction gear 240 are used for performing speed reduction transmission to increase torque.

In this embodiment, the motor shaft teeth 211 and the first transmission teeth 220 are mutually matched worm and gear structures, and by using the one-way transmission structure of the motor shaft teeth 211 and the first transmission teeth 220, the worm transmission is equivalent to spiral transmission and is multi-tooth meshing transmission, so the transmission is stable and the noise is low, when the lead angle of the worm is smaller than the equivalent friction angle between the meshing wheel teeth, the mechanism has self-locking property, and can realize reverse self-locking, namely only the worm drives the worm gear, but not the worm is driven by the worm gear, and the reverse driving of the moving rod 100 and the driving assembly 200 caused by the external shaking of the sleeping bed in the movement of the children sleeping bed is avoided, thereby improving the stability of the children sleeping bed in a static state.

A drive cartridge, comprising: the surface of the gear box lower cover 300 is provided with a motor box 310 and a gear box upper cover 320 for sealing protection, the shapes of the motor box 310 and the gear box upper cover 320 are matched with the appearance shape of the driving assembly 200, and the bottom end of the gear box lower cover 300 is provided with a power supply interface 330 for supplying power to the driving assembly 200.

In this embodiment, the lower gear box cover 300 is fixedly coupled to one side of the power box fixing plate 400, a gap is provided between the lower gear box cover 300 and the power box fixing plate 400, and the moving rod 100 is located between the lower gear box cover 300 and the power box fixing plate 400.

Specifically, the driving device is disposed on the surface of the child sleeping bed by using the gear box lower cover 300 and the power box fixing plate 400, and the child sleeping bed is stably swung by the contact reaction of the movable rod 100 and the bottom surface.

In the present invention, the term "plurality" means two or more unless explicitly defined otherwise. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

It will be understood that when an element is referred to as being "mounted to," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the claims and their equivalents.

Claims

1. A drive device, comprising: a travel bar (100) and a drive assembly (200), said drive assembly (200) comprising an electric motor (210) for driving, a first transmission tooth (220) for engaging the transmission, a second transmission tooth (230) and a reduction tooth (240), and a power box rotating seat (250) for switching the transmission, the surface of the moving rod (100) is provided with a linkage swinging groove (110), the surface of the power box rotating seat (250) is fixedly provided with a crank pin rod (251) positioned at the edge of the surface of the power box rotating seat (250), the crank pin rod (251) is movably sleeved in the linkage swinging groove (110), one side of the speed reducing gear (240) is fixedly provided with a connecting shaft sleeve (241), the connecting shaft sleeve (241) is sleeved at one end of the power box rotating seat (250), the output end of the electric motor (210) is fixedly sleeved with motor shaft teeth (211) which are meshed with the first transmission teeth (220).

2. The drive device according to claim 1, characterized in that the surface of the first transmission tooth (220) is provided with a helical tooth adapted to the motor shaft tooth (211), the surfaces of the first transmission tooth (220) and the second transmission tooth (230) being in driving engagement.

3. The drive according to claim 1, characterized in that the motor shaft teeth (211) and the first transmission teeth (220) are of mutually adapted worm and gear construction.

4. The drive according to claim 1, characterized in that the surface of the second gearing (230) is provided with gearing teeth that mesh with reduction teeth (240).

5. A drive cartridge, comprising: the gearbox lower cover (300), the power box fixing plate (400) and the driving device as claimed in any one of claims 1 to 4, wherein a motor box (310) and a gearbox upper cover (320) for sealing protection are arranged on the surface of the gearbox lower cover (300), the shapes of the motor box (310) and the gearbox upper cover (320) are matched with the appearance shape of the driving assembly (200), and a power supply interface (330) for supplying power to the driving assembly (200) is arranged at the bottom end of the gearbox lower cover (300).

6. The drive cassette according to claim 5, wherein the lower gear box cover (300) is fixedly connected to one side of the power box fixing plate (400), a gap is provided between the lower gear box cover (300) and the power box fixing plate (400), and the movable rod (100) is located between the lower gear box cover (300) and the power box fixing plate (400).