CN110169899B

CN110169899B - Alternating telescopic structure

Info

Publication number: CN110169899B
Application number: CN201910444399.5A
Authority: CN
Inventors: 马跃
Original assignee: Tianjin Sino German University of Applied Sciences
Current assignee: Tianjin Sino German University of Applied Sciences
Priority date: 2019-05-27
Filing date: 2019-05-27
Publication date: 2021-04-27
Anticipated expiration: 2039-05-27
Also published as: CN110169899A

Abstract

The invention discloses an alternating telescopic structure, which comprises an outer frame, wherein a cylinder and a motor are respectively arranged inside the left side of the outer frame, a first belt pulley is arranged on an output shaft of the motor, a cylinder movable shaft is protruded at the right end of the cylinder, a shaft sleeve fixing frame is arranged on the right side of the cylinder movable shaft, the shaft sleeve fixing frame is fixed inside the outer frame, a shaft sleeve is embedded inside the shaft sleeve fixing frame, the right end of the cylinder movable shaft is embedded in the left side inside the shaft sleeve, a rotating shaft is embedded in the right side inside the shaft sleeve, a second belt pulley is embedded outside the shaft sleeve, a belt is connected between the first belt pulley and the second belt pulley, a rotating disc is arranged at the right end of the rotating, the deep groove, the right side of carousel is provided with flexible base mount, and flexible base mount is fixed in the inside of frame, is provided with the hole on the flexible base mount, and the inside embedding of hole has flexible base. The whole telescopic structure can alternately change the pressing depth, and can provide better comfort for the massage equipment.

Description

Alternating telescopic structure

Technical Field

The invention relates to the technical field of mechanical structures, in particular to an alternating telescopic structure.

Background

The mechanical design, according to the use requirements, the working principle, structure, motion mode, force and energy transmission mode, the material and shape size of each part, the lubrication method and the like of the machine are designed, analyzed and calculated, and converted into a specific description as the working process of the manufacturing basis.

The existing massage chair or physiotherapy instrument has less functions, the internal mechanical structure is simpler, the stretching structure of the massage function is single, the pressing depth is fixed, and the improvement is still needed. Therefore, there is a need for an alternative telescopic structure with alternately changeable telescopic depth to provide a more comfortable massage experience.

Disclosure of Invention

The invention aims to provide an alternative telescopic structure with the telescopic depth capable of being alternately changed so as to provide more comfortable massage experience.

In order to solve the technical problems, the invention adopts the technical scheme that: an alternating telescopic structure comprises an outer frame, wherein a cylinder and a motor are respectively arranged inside the left side of the outer frame, the cylinder is positioned on the upper side of the motor, a first belt pulley is arranged on an output shaft of the motor, a cylinder movable shaft is protruded at the right end of the cylinder, a shaft sleeve fixing frame is arranged on the right side of the cylinder movable shaft and fixed inside the outer frame, a shaft sleeve is embedded inside the shaft sleeve fixing frame, the right end of the cylinder movable shaft is embedded in the left side inside the shaft sleeve, a rotating shaft is embedded in the right side inside the shaft sleeve, a second belt pulley is embedded outside the shaft sleeve, a belt is connected between the first belt pulley and the second belt pulley, a turntable is arranged at the right end of the rotating shaft, a shallow groove and a deep groove are arranged inside the turntable, and a telescopic base fixing frame is arranged on the right side of the turntable, the telescopic base fixing frame is fixed in the outer frame, a hole is formed in the telescopic base fixing frame, a telescopic base is embedded in the hole, a spring is embedded in the telescopic base, the right end of the spring is connected with a telescopic rod, and the telescopic rod penetrates through the right side face of the outer frame.

Preferably, in the above alternating telescopic structure, the shallow grooves and the deep grooves are distributed at intervals, and the shallow grooves and the deep grooves are arranged in a circumferential array with the rotating shaft as a center of circle.

Preferably, in the above alternating telescopic structure, the shallow grooves and the deep grooves are distributed at intervals, the shallow grooves and the deep grooves are arranged in a circumferential array with the rotating shaft as a circle center, the number of the shallow grooves and the number of the deep grooves are 5, and the number of the telescopic bases is 10. The groove opening areas of the shallow groove and the deep groove are larger than the area of the left side face of the telescopic base, and each telescopic base corresponds to the deep groove and the shallow groove in position.

Preferably, in the above alternating telescopic structure, a pressing pad is mounted at the right end of the telescopic rod.

Preferably, the above alternating telescopic structure, wherein the rotating disc is circular.

Preferably, the above alternating telescopic structure, wherein the outer shape of the outer frame is a cylinder.

Preferably, in the above alternating telescopic structure, the notch area of the shallow groove and the deep groove is larger than the left side surface area of the telescopic base.

The invention has the advantages and beneficial effects that: the motor rotates 36 degrees at every turn, transmits torsion for the axle sleeve through belt and belt pulley, and the axle sleeve drives pivot and carousel and rotates, and every rotation is once back, and the cylinder loose axle pushes up the carousel right, and each flexible base corresponds with the position of deep trouth, shallow groove, because the groove depth is different, and the embedding is different at the pressure that the flexible base in two different degree of depth received, and is also different through spring, telescopic link and the pressure that the press pad transmitted on one's body. The cylinder drives the cylinder loose axle to retract afterwards, and the motor degree of rotation once more makes deep groove, shallow slot and the corresponding position switching of flexible base last time, and the big press pad of the degree of depth of last time pressing reduces pressure when next time pressing, and is in turn. The whole telescopic structure can alternately change the pressing depth and has better comfort during massage.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the bushing;

FIG. 3 is a cross-sectional view A-A of FIG. 1;

FIG. 4 is a side view of the telescoping base mount of FIG. 1;

FIG. 5 is an external view of the outer frame;

fig. 6 is a cross-sectional view B-B of fig. 2.

In the figure: 1. an outer frame; 2. a shaft sleeve fixing frame; 3. a cylinder; 4. a motor; 5. a shaft sleeve; 6. a second pulley; 7. a first pulley; 8. a belt; 9. a rotating shaft; 10. a turntable; 11. shallow-groove; 12, deep grooves; 13. a telescopic base fixing frame; 14. a telescopic base; 15. a spring; 16. a pressing pad; 17. a telescopic rod; 18. a cylinder movable shaft; 19. an inner bore.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly and clearly understood, the technical solutions in the embodiments of the present invention will be described below in detail and completely with reference to the accompanying drawings and the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1, 2 and 5, an alternative telescopic structure includes an outer frame 1, and the outer frame 1 is a cylinder. The cylinder 3 and the motor 4 are fixedly arranged inside the left side of the outer frame 1 through screws respectively. The cylinder 3 is positioned at the upper side of the motor 4, and a first belt pulley 7 is arranged on an output shaft of the motor 4. The right end of the cylinder 3 protrudes with a cylinder movable shaft 18, the right side of the cylinder movable shaft 18 is provided with a shaft sleeve fixing frame 2, and the shaft sleeve fixing frame 2 is fixed inside the outer frame 1 through bolts. The shaft sleeve 5 is embedded in the shaft sleeve fixing frame 2, a bearing is arranged between the shaft sleeve 5 and the shaft sleeve fixing frame 2, and the shaft sleeve 5 can rotate freely.

As shown in fig. 2, 3 and 6, the right end of the cylinder movable shaft 18 is embedded in the left side of the inside of the shaft sleeve 5, the rotating shaft 9 is embedded in the right side of the inside of the shaft sleeve 5, wherein the left side of the rotating shaft 9 has a polygonal, preferably hexagonal, cross section, the inside of the shaft sleeve 5 has a hexagonal contour, and the shaft sleeve 5 is radially and fixedly connected with the rotating shaft 9 and axially movably connected with the rotating shaft 9. The cylinder movable shaft 18 can freely shuttle in the shaft sleeve 5, and the cylinder movable shaft 18 can push the rotating shaft 9 to the right to promote the rotating disc 10 to move to the right. The second belt pulley 6 is embedded in the outer portion of the shaft sleeve 5, a belt 8 is connected between the first belt pulley 7 and the second belt pulley 6, and a rotary disc 10 is installed at the right end of the rotary shaft 9. Shallow grooves 11 and deep grooves 12 are arranged in the rotary table 10, the shallow grooves 11 and the deep grooves 12 are distributed at intervals, and the shallow grooves 11 and the deep grooves 12 are arranged in a circumferential array by taking the rotary shaft 9 as a circle center. Preferably, 5

shallow grooves

11 and 5 deep grooves 12 are provided, so that the included angle between each shallow groove 11 and each deep groove 12 is 36 degrees.

As shown in fig. 1, 3, and 4, the shallow grooves 11 are smaller than the deep grooves 12. The turntable 10 is circular. The right side of carousel 10 is provided with flexible base mount 13, and flexible base mount 13 is fixed in the inside of frame 1, is provided with hole 19 on the flexible base mount 13, and the inside embedding of hole 19 has flexible base 14, and relative deep trouth 11 and the sum of shallow slot 12 are provided with 10 flexible bases 14. The notch areas of the shallow grooves 11 and the deep grooves 12 are larger than the left side surface area of the telescopic base 14. Each telescopic base 14 corresponds to the position of the deep groove 12 and the shallow groove 11. When the cylinder movable shaft 18 pushes the turntable 10 to the right, the telescopic base 14 can be embedded into the deep groove 12 and the shallow groove 11. Because the groove depth is different, the pressure that the flexible base 14 that inlays in two different depths received is different, and the pressure that transmits on the human body through spring 15, telescopic link 17 and pressure pad 16 is also different. The spring 15 is embedded into the telescopic base 14, the right end of the spring 15 is connected with the telescopic rod 17, and the telescopic rod 17 penetrates through the right side face of the outer frame 1. The right end of the telescopic rod 17 is provided with a pressing pad 16.

When using, motor 4 rotates 36 degrees at every turn, transmit torsion for axle sleeve 5 through belt 8 and belt pulley, axle sleeve 5 drives pivot 9 and carousel 10 and rotates, every rotates once the back, cylinder loose axle 18 pushes up carousel 10 to the right, each flexible base 14 and deep trouth 12, the position of shallow slot 11 corresponds, because the groove depth is different, the embedding is different at the pressure that the flexible base 14 of two different degree of depth received, through spring 15, the pressure that flexible pole 17 and pressure pad 16 transmitted on one's body to the human body is also different. Then the cylinder 3 drives the cylinder movable shaft 18 to retract, the motor 4 rotates for 36 degrees again, the corresponding positions of the deep groove 12, the shallow groove 11 and the last telescopic base 14 are switched, the pressing pad 16 with large depth is pressed last time, the pressure is reduced during the next pressing, and the pressing is sequentially alternated. The whole telescopic structure has the advantages that the pressing depth can be alternately changed, and the comfort is better.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims

1. An alternating extending structure which characterized in that: comprises an outer frame (1), wherein a cylinder (3) and a motor (4) are respectively arranged inside the left side of the outer frame (1), the cylinder (3) is positioned on the upper side of the motor (4), a first belt pulley (7) is arranged on an output shaft of the motor (4), a cylinder movable shaft (18) is protruded from the right end of the cylinder (3), a shaft sleeve fixing frame (2) is arranged on the right side of the cylinder movable shaft (18), the shaft sleeve fixing frame (2) is fixed inside the outer frame (1), a shaft sleeve (5) is embedded inside the shaft sleeve fixing frame (2), the right end of the cylinder movable shaft (18) is embedded into the left side of the inside of the shaft sleeve (5), a rotating shaft (9) is embedded into the right side of the inside of the shaft sleeve (5), a second belt pulley (6) is embedded into the outside of the shaft sleeve (5), and a belt (8) is connected between the first belt pulley (7) and the second belt pulley (, the right end of the rotating shaft (9) is provided with a rotating disc (10), the inside of the rotating disc (10) is provided with a shallow groove (11) and a deep groove (12), the right side of the rotating disc (10) is provided with a telescopic base fixing frame (13), the telescopic base fixing frame (13) is fixed in the outer frame (1), the telescopic base fixing frame (13) is provided with an inner hole (19), a telescopic base (14) is embedded in the inner hole (19), a spring (15) is embedded in the telescopic base (14), the right end of the spring (15) is connected with a telescopic rod (17), the telescopic rod (17) penetrates through the right side face of the outer frame (1), the shallow groove (11) and the deep groove (12) are distributed at intervals, the shallow groove (11) and the deep groove (12) are arranged in a circumferential array mode by taking the rotating shaft (9) as the circle center, and the shallow groove (11) and the deep groove (, 10 telescopic bases (14) are arranged; the groove opening areas of the shallow grooves (11) and the deep grooves (12) are larger than the left side surface area of the telescopic base (14), and each telescopic base (14) corresponds to the positions of the deep grooves (12) and the shallow grooves (11).

2. The alternating telescoping structure of claim 1, wherein: the right end of the telescopic rod (17) is provided with a pressing pad (16).

3. The alternating telescoping structure of claim 1, wherein: the rotary disc (10) is circular.

4. The alternating telescoping structure of claim 1, wherein: the outer frame (1) is cylindrical.