TWM575676U - Base for bed and chair - Google Patents

Abstract

The present invention relates to a base for a bed and a chair, which comprises a fixing base, a rocking seat, a driving device and a rotating seat. The rocking seat is disposed above the fixing seat and reciprocable and tilted relative to the fixing seat. The driving device is disposed between the fixing seat and the rocking seat, and can drive the rocking seat to reciprocate and tilt relative to the fixing seat. The rotating seat is disposed above the rocking seat and rotatable relative to the rocking seat. Thereby, the base for the bed and the chair has an ergonomic swing function, the structure is stable, the service life is long, the abnormal sound generation can be reduced, and the direction of the swing can be arbitrarily adjusted to avoid the user's mental fatigue or physical fatigue. To provide a more flexible and flexible experience.

Description

Base for bed and chair

This creation is related to furniture, especially a base for beds and chairs that provides rocking in different directions.

The general bed frame or chair is fixed. As people's living standards continue to improve, in order to pursue a more comfortable and relaxed experience, the industry has developed a variety of swinging beds or chairs. However, such a swinging bed and chair face many technical challenges. For example, as an object carrying the weight of the human body, the swingable structure is more complicated than the fixed structure and the structural strength is poor, and the service life is not only overcome. It is also necessary to avoid the abnormal sound generated when the various components are active; the design of the swinging method is also the focus, and the ergonomic swinging manner may cause discomfort such as dizziness of the user, and in addition, the conventional structure only has a single direction reciprocating rocking. Function, use for a long time, inevitably cause the user's mental fatigue or even physical fatigue.

One of the aims of the present invention is to provide a base for a bed and a chair, which has an ergonomic swing function to make the user more comfortable and relaxed; another object of the present invention is to provide a base for a bed and a chair. The utility model has the advantages of stable structure, long service life and reduced noise generation; another object of the present invention is to provide a base for a bed and a chair, which can adjust the direction of the swing arbitrarily, avoiding psychological fatigue or physical fatigue of the user, and providing more A flexible and flexible experience.

In order to achieve the above object, the base for the bed and the chair of the present invention comprises a fixing base, a rocking seat, a driving device and a rotating seat, the rocking seat is disposed above the fixing seat and opposite to the fixing seat Reciprocatingly moving and tilting, the driving device is disposed between the fixing seat and the rocking seat, can drive the rocking seat to reciprocate and tilt relative to the fixing seat, the rotating seat is disposed above the rocking seat and rotatable relative to the rocking seat . Thereby, the base for the bed and the chair has an ergonomic swing function, the structure is stable, the service life is long, the abnormal sound generation can be reduced, and the direction of the swing can be arbitrarily adjusted to avoid the user's mental fatigue or physical fatigue. To provide a more flexible and flexible experience.

1, 1a, 1b‧‧‧ for the base of the bed, chair

10, 10a, 10b‧‧‧ fixed seat

11, 11a, 11b‧‧‧ bottom

12‧‧‧Support arm

14, 14a‧‧‧Rollers

15, 15a‧‧‧ lower roller

16, 16a‧‧‧Upper scroll

20, 20a, 20b‧‧‧ shaking seat

22, 22b‧‧‧ Carrying Department

23‧‧‧Axis joint

24, 24a‧‧‧ curved rail

26‧‧‧Sliding parts

30, 30b‧‧‧ drive

32‧‧‧Power source

33‧‧‧ Output shaft

34‧‧‧Motor

35‧‧‧Reduction gear set

36‧‧‧ crank

38‧‧‧ Connecting rod

40‧‧‧ rotating seat

42‧‧‧Docking Department

43‧‧‧Extension

44‧‧‧Attendance

50‧‧‧Actuator

52‧‧‧Cylinder block

54‧‧‧ Telescopic rod

60‧‧‧ curved rail

62‧‧‧Roller

64‧‧‧Upper scroll wheel

66‧‧‧Down roller

1 and 2 are perspective views of different angles of the first preferred embodiment of the present invention; FIGS. 3 and 4 are perspective exploded views of the first preferred embodiment of the present invention; FIG. 5 is a first preferred embodiment of the present invention. FIG. 6 is a front view of the first preferred embodiment of the present invention; FIG. 8 is a top view of the first preferred embodiment of the present invention; 10 is a perspective view of a second preferred embodiment of the present invention; FIG. 11 is a perspective view of a third preferred embodiment of the present invention; and FIG. 12 is a third preferred embodiment of the present invention. A schematic view of the action of the front view.

The following is a detailed description of the technical content and features of the present invention by using the three preferred embodiments in conjunction with the drawings. As shown in FIGS. 1 to 4, the base for the bed and the chair provided by the first preferred embodiment of the present invention is provided. 1. A bed or chair (not shown) can be fixed to the base 1 so that the bed or chair has a function of swinging in different directions. The base 1 includes a fixing base 10, a rocking seat 20, a driving device 30, a rotating base 40 and an actuator 50.

The fixing base 10 has a bottom portion 11 and a plurality of rollers 14 . The bottom portion 11 is a rectangular frame for placing on the ground. The bottom portion 11 extends upwardly with four supporting arms 12 , and the four supporting arms 12 are paired in pairs. The roller 14 is rotatably disposed above the bottom portion 11 and arranged in two rows parallel to each other. Each row of rollers 14 has two lower rollers 15 and an upper roller 16, and each of the upper rollers 16 is pivotally disposed on the pair of two supports. Between the arms 12, the upper rollers 16 are positioned slightly higher than the lower rollers 15, and the upper rollers 16 of each row are located between the lower rollers 15. In other embodiments, the shape of the bottom portion 11, the number, arrangement, and arrangement of the rollers 14 can be varied.

The cradle 20 is disposed above the fixing base 10 and reciprocally movable relative to the fixing base 10. The cradle 20 includes a bearing portion 22, a shaft connecting portion 23 and two curved rails 24. The bearing portion 22 is a a frame having a square shape, the shaft portion 23 is disposed at a central position of the bearing portion 22, and the two arcuate rails 24 are disposed below the two sides of the bearing portion 22 and abut against the rollers 14, the curved rail The shape of 24 is a circular portion and convex downward. The cross-sectional shape of the curved rail 24 is circular and is in line contact with each of the rollers 14, and the two curved rails 24 pass through two or two respectively. Between the pair of the two support arms 12, the combination of the rocker 20 and the fixed seat 10 is more stable and the derailment can be avoided. Thereby, the rocker 20 can reciprocate and tilt relative to the fixed seat 10, as shown in Figures 6 and 7, and the moving track is like a pendulum motion track formed by fixing the rocker 20 to a point above it by a sling. The structure is stable and can reduce the generation of abnormal sound. In addition, a four-sliding member 26 is disposed on the carrying portion 22 of the rocking seat 20 for abutting against the rotating base 40. In the embodiment, the sliding member 26 is a universal ball bearing. In other embodiments, the structure of the rocker 20 can be modified as long as it can be reciprocated and tilted relative to the mount 10.

The driving device 30 is disposed between the fixing base 10 and the rocking seat 20, and can drive the rocking seat 20 to reciprocate and tilt relative to the fixing base 10. The driving device 30 has a plurality of designs. In the embodiment, the driving device 30 includes a power source 32, a crank 36 and a connecting rod 38. The power source 32 is disposed on the driving device 30. The fixing base 10 has an output shaft 33. The power source 32 is composed of a motor 34 and a reduction gear set 35. One end of the crank 36 is connected to the output shaft 33. The two ends of the connecting rod 38 are respectively pivoted on the crank. 36 and the rocker 20, whereby, as shown in FIGS. 5 to 7, when the motor 34 operates to drive the output shaft 33 to rotate, the crank 36 can be driven to move relative to the rocker 20 through the crank 36. The seat 10 reciprocates and is tilted. The driving device 30 of the present embodiment has high structural reliability and can reduce operational noise.

The rotating base 40 is disposed above the rocking seat 20 and rotatable relative to the rocking seat 20 . The rotating base 40 is a square frame in the embodiment, and the rotating base 40 has a shaft connection with the rocking seat 20 . The abutting portion 42 of the engaging portion 23 is configured to rotate the rotating base 40 relative to the rocking seat 20 with the abutting portion 42 as an axis. The abutting portion 42 extends laterally with an extending portion 43. One end of the actuator 50 is pivotally connected to the other end of the actuator 50. The actuator 50 is an electric cylinder and has a cylinder 52. And a telescopic rod 54 disposed on the bearing portion 22 of the rocker 20, the telescopic rod 54 is disposed on the extension portion 43 and can be extended or retracted by the cylinder 52, so that the actuator 50 The length of the swivel mount 40 has a toroidal abutment portion 44 that is in contact with the sliders 26 to allow the swivel mount 40 to smoothly rotate relative to the rocker 20. Thereby, when the actuator 50 is extended, the rotating base 40 can be driven to rotate 90 degrees with respect to the rocker 20, as shown in Figs. In other embodiments, the combination of the rotating base 40 and the rocker 20 can be changed. The shape of the rotating base 40 can be changed to, for example, as long as the rotating base 40 can be rotated relative to the rocking seat 20. The circular plate is shaped such that the abutting portion 44 is located on the bottom surface of the circular plate. In addition, the actuator 50 is only pivotally disposed at the two ends of the rocking seat 20 and the rotating base 40, respectively. The position is not limited to those disclosed in the embodiment.

With the above structure, when the bed or chair is placed on the base 1 provided by the present invention (in fact, the bed or chair is fixed to the rotating base 40), the driving device 30 can drive the bed or chair at a certain Swinging motion in one direction, such as front-rear direction or left-right direction, and this rocking motion is similar to the motion of a hammock or pendulum The state is an ergonomic and comfortable movement that is most relaxing. Moreover, since there is only relative rotation or rolling between the components, there is no relative movement, so the noise generated when the base 1 operates. Rather, the user can rotate the angle of the rotating base 40 relative to the rocker 20 through the actuator 50, so that the direction of the swing of the bed or the chair can be arbitrarily adjusted, for example, can be changed from left and right swinging to front and rear rocking or The oblique swing mode not only avoids mental fatigue or physical fatigue caused by swinging in a single direction, but also adjusts the swing mode according to personal preference, so that the base 1 of the present invention can provide more and more flexible use experience, and has a very high market. potential.

According to the spirit of the present invention, the structure of the base 1 can be changed. For example, the position of the sliding member 26 and the abutting portion 44 can be reversed, that is, the sliding member is disposed on the bottom surface of the rotating base, and the abutting portion is Located on the top surface of the rocker; in addition, the sliding members 26 may be replaced by other bearings, such as an annular bearing, and the number of the sliding members 26 may be increased or decreased as needed, as long as at least one is sufficient. The number of the curved rails 24 of the rocker 20 can also be increased or decreased as long as at least one, as shown in FIG. 10, is the base 1a for the bed and the chair provided by the second preferred embodiment of the present invention. The structure is substantially the same as the foregoing embodiment, except that the rocker 20a has only one curved rail 24a, and only one row of rollers 14a is disposed above the bottom portion 11a of the fixing base 10a to abut the arcuate rail 24a. The roller 14a has a lower roller 15a and an upper roller 16a. The curved rail 24a has a rectangular cross-sectional shape and is in line contact with the roller 14a. Thus, the rocker 20a can also be firmly connected to the fixed seat. 10a is combined.

In addition, the structure of the fixing base and the rocking seat are also variously changed. As shown in FIG. 11, the base 1b for a bed and a chair provided by the third preferred embodiment of the present invention has a structure. The difference is the same as that of the first embodiment, the difference is that the fixing base 10b is not provided with a roller, but a second curved rail 60 is disposed above the bottom portion 11b, and the rocking seat 20b is not provided with an arc-shaped rail, but the bearing portion is A row of rollers 62 is disposed under the 22b to abut the two arcuate rails 60. Each row of rollers 62 includes two upper rollers 64 and a lower roller 66. 64 is located above the curved rail 60, the lower roller 66 is located below the curved rail 60, and the lower roller 66 is located between the upper rollers 64. Thereby, the driving device 30b can drive the rocker 20b to reciprocate and tilt relative to the fixing seat 10b, as shown in FIG.

In actual manufacturing, the actuator 50 can be omitted, and the user can manually adjust the rotation angle of the rotating base 40 and the rocking seat 20, and even in the model of the spring, the rotating base 40 can be omitted. Therefore, the user can adjust the assembly angle of the rocker 20 and the bed or the chair at the time of assembly, thereby setting a swing angle of personal preference.

In summary, the base of the creation can be provided with a bed or a chair, which provides the function of swaying in different directions, avoiding the user's mental fatigue or physical fatigue, not only ergonomic, but also makes the user more comfortable and relaxed, and The structure is stable, the service life is long, and the noise generation can be reduced, and a variety and flexible use experience can be provided, thereby achieving the purpose of the creation.

Claims (24)

A base for a bed and a chair, comprising: a fixing base; a rocking seat disposed above the fixing seat and reciprocable and inclined relative to the fixing seat; a driving device disposed on the fixing seat and the rocking seat Between the two, the rocker can be driven to reciprocate and tilt relative to the fixed seat; and a rotating seat is disposed above the rocking seat and rotatable relative to the rocking seat. The base for a bed or a chair according to claim 1, wherein the rocking seat has a shaft joint having an abutting portion that engages with the shaft joint. The base for a bed or a chair according to claim 2, wherein the abutting portion of the rotating base is provided with an extending portion that is pivotally connected to one end of the actuator, and the other end of the actuator is pivoted to the rocking seat. The base for the bed and the chair as claimed in claim 1 further includes an actuator, the two ends of which are respectively pivoted on the rocking seat and the rotating base. The base for a bed or a chair according to claim 1, wherein the rotating base has an abutting portion, and the rocking seat is provided with at least one sliding member, and the receiving portion is in contact with the sliding member, so that the rotating base It can rotate smoothly relative to the rocker. The base for a bed or a chair according to claim 1, wherein the rocking seat has an abutting portion, and the rotating seat is provided with at least one sliding member, the abutting portion is in contact with the sliding member, so that the rotating seat It can rotate smoothly relative to the rocker. The base for a bed or a chair according to claim 5 or 6, wherein the sliding member is a universal ball bearing. The base for a bed or a chair according to claim 1, wherein the fixing base has a bottom and a plurality of rollers, and the rollers are disposed above the bottom; the rocking seat includes a bearing portion and an arc-shaped rail, the curved shape The rail is disposed below the bearing portion and abuts the rollers. The base for a bed or a chair according to claim 8, wherein the rollers have at least two lower rollers and an upper roller, and the two lower rollers are located below the curved rail, and the upper roller is located above the curved rail. The base for a bed or a chair according to claim 9, wherein the upper roller is located between the two lower rollers. The base for a bed or a chair according to claim 9, wherein the bottom of the fixing seat extends upwardly with two supporting arms, and the upper roller is pivotally disposed between the two supporting arms, and the curved rail of the rocking seat passes through the Between the two support arms. The base for a bed or a chair according to claim 1, wherein the driving device comprises a power source, a crank and a connecting rod, wherein the power source is disposed on the fixing base and has an output shaft, the crank end and the output The shaft is connected, and the two ends of the connecting rod are respectively pivoted on the crank and the rocking seat. The base for a bed or a chair according to claim 1, wherein the fixing base comprises a bottom portion and an arc-shaped rail, and the arc-shaped rail is disposed above the bottom portion, the rocking seat has a bearing portion and a plurality of rollers, and the same The roller is disposed below the bearing portion and abuts the curved rail. The base for a bed or a chair according to claim 13, wherein the rollers have at least two upper rollers and a lower roller, and the upper rollers are located above the curved rails, and the lower rollers are located below the curved rails. The base for a bed or a chair as claimed in claim 14, wherein the lower roller is located between the two upper rollers. A base for a bed or a chair as claimed in claim 8, 9, 10, 11, 13, 14 or 15, wherein the curved rail is in line contact with each of the rollers. The base for a bed or a chair as claimed in claim 1, wherein the rotary seat is omitted. The base for a bed or a chair according to claim 17, wherein the fixing base has a bottom and a plurality of rollers, and the rollers are disposed above the bottom; the rocking seat includes a bearing portion and an arc-shaped rail, the curved shape The rail is disposed under the bearing portion and abuts the rollers. The rollers have at least two lower rollers and an upper roller. The two lower rollers are located below the curved rail, and the upper roller is located above the curved rail. The base for a bed or a chair as claimed in claim 18, wherein the upper roller is located between the two lower rollers. The base for a bed or a chair according to claim 18, wherein the bottom of the fixing seat extends upwardly with two supporting arms, and the upper roller is pivotally disposed between the two supporting arms, and the curved rail of the rocking seat passes through the Between the two support arms. The base for a bed or a chair according to claim 17, wherein the driving device comprises a power source, a crank and a connecting rod, wherein the power source is disposed on the fixing base and has an output shaft, the crank end and the output The shaft is connected, and the two ends of the connecting rod are respectively pivoted on the crank and the rocking seat. The base for a bed or a chair according to claim 15, wherein the fixing base comprises a bottom portion and an arc-shaped rail, and the arc-shaped rail is disposed above the bottom portion, the rocking seat has a bearing portion and a plurality of rollers, and the same The roller is disposed under the bearing portion and abuts the arc-shaped rail. The rollers have at least two upper rollers and a lower roller. The upper rollers are located above the curved rail, and the lower roller is located below the curved rail. The base for a bed or a chair as claimed in claim 22, wherein the lower roller is located between the two upper rollers. A base for a bed or a chair as claimed in claim 18, 19, 20, 22 or 23, wherein the curved rail is in line contact with each of the rollers.