CN211214288U

CN211214288U - Kneading and beating mechanism and massage chair movement

Info

Publication number: CN211214288U
Application number: CN201920963302.7U
Authority: CN
Inventors: 王炳坤
Original assignee: Dongguan Derucci Bedding Co Ltd
Current assignee: De Rucci Healthy Sleep Co Ltd
Priority date: 2019-06-25
Filing date: 2019-06-25
Publication date: 2020-08-11
Anticipated expiration: 2029-06-25

Abstract

The utility model relates to a massage apparatus technical field discloses a knead and beat mechanism and massage armchair core. Wherein knead and beat the mechanism and include the kneading subassembly, knead the subassembly and include eccentric shaft, swing arm and massage head, the massage head can be dismantled and connect in the one end of swing arm, and the swing arm runs through the eccentric shaft setting and can rotate for the swing arm, and the central axis of eccentric shaft and the central axis of swing arm are the different straight line. The utility model discloses can increase the kneading degree of depth of kneading in-process swing arm, increase the dynamics of kneading to local massage region, show the comfort level that improves the massage.

Description

Kneading and beating mechanism and massage chair movement

Technical Field

The utility model relates to a massage apparatus technical field especially relates to a knead and beat mechanism and massage armchair core.

Background

The massage chair is a health care apparatus which is popular among people, can simulate hands to massage human bodies, particularly human backs, so as to achieve the effects of relaxing tense muscles, eliminating fatigue, promoting blood circulation and the like, and has good effects of health care and body building.

The conventional massage chair is based on a mechanical transmission principle and simulates hands to squeeze, beat and roll a human body through a massage wheel to massage the human body. In the existing massage chair core, there is a mechanism which uses an eccentric shaft to implement kneading action of massage heads, in the prior art, the central axis of the eccentric shaft and the central axis of the swing arm are in the same plane and intersect, the central distance between the central axis of the eccentric shaft and the central axis of the swing arm is e2, and the included angle between the central axis of the eccentric shaft and the central axis of the swing arm is alpha. When the arrangement is adopted, the displacement of the massage head along the direction vertical to the human body curve is small, the pressing pressure of each part is balanced, and the kneading effect is not ideal enough.

SUMMERY OF THE UTILITY MODEL

Based on above, an object of the utility model is to provide a knead and beat mechanism and massage armchair core, knead the degree of depth darker, knead highly more concentrated, and increase the key region of pressing at the in-process of kneading, show the comfort level that improves the massage.

In order to achieve the purpose, the utility model adopts the following technical proposal:

a kneading and beating mechanism comprises a kneading assembly, wherein the kneading assembly comprises an eccentric shaft, a swing arm and a massage head, the massage head is detachably connected to one end of the swing arm, the swing arm penetrates through the eccentric shaft, and the central axis of the eccentric shaft and the central axis of the swing arm are in a straight line with different planes.

Further, the eccentric shaft driving device comprises a first driving device, wherein the first driving device is connected with the eccentric shaft and used for driving the eccentric shaft to rotate around the central axis of the eccentric shaft.

Further, the first driving device comprises a first driving unit, a first belt pulley, a second belt pulley and a belt, wherein the output end of the first driving unit is connected with the first belt pulley, the eccentric shaft is connected with the second belt pulley, and the first belt pulley is connected with the second belt pulley through the belt.

Further, the first driving unit includes a first motor.

Further, the swinging arm driving device comprises a beating assembly which can drive the swinging arm to reciprocate along the axial direction of the swinging arm and rotate the swinging arm around the central axis of the swinging arm;

the beating assembly comprises a crankshaft, a crankshaft connecting rod and a ball head connecting rod, one end of the crankshaft connecting rod is rotatably connected to one end of the crankshaft, the other end of the crankshaft connecting rod is in ball hinge connection with one end of the ball head connecting rod, and the other end of the ball head connecting rod is in ball hinge connection with one end, far away from the massage head, of the swing arm.

The crankshaft connecting rod is connected with the crankshaft, and the crankshaft connecting rod is connected with the crankshaft through a first connecting rod.

Furthermore, the second driving device comprises a second driving unit and a reduction gearbox, the input end of the reduction gearbox is connected with the output end of the second driving unit, and the output end of the reduction gearbox is connected with the crankshaft.

Further, the second driving unit includes a second motor.

A massage chair movement comprises the kneading and beating mechanism.

Further, the massage armchair core comprises two kneading and beating mechanisms, and the two kneading and beating mechanisms are symmetrically arranged.

The utility model has the advantages that:

adopt the utility model provides a knead and beat mechanism, the massage head is connected in the one end of swing arm, when the eccentric shaft rotates, drive the swing arm and rotate thereupon, because the central axis of swing arm and the central axis of eccentric shaft are the antarafacial straight line, both neither intersect nor are parallel promptly, compare the central axis that adopts the swing arm among the prior art and intersect at the coplanar with the central axis of eccentric shaft, the massage head has bigger gyration eccentricity, the kneading degree of depth of kneading the in-process swing arm has been increased, the kneading dynamics to local massage region has been increased, show the comfort level that improves the massage.

Drawings

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

Fig. 1 is a schematic view of a kneading and beating mechanism according to an embodiment of the present invention;

fig. 2 is a first plan view of a kneading assembly according to an embodiment of the present invention;

fig. 3 is a second schematic plan view of a kneading assembly according to an embodiment of the present invention;

fig. 4 is a schematic view of a kneading trajectory of a massage head of the prior art;

fig. 5 is a schematic view of a kneading trajectory of the massage head according to the embodiment of the present invention.

In the figure:

1. a massage head;

2. an eccentric shaft; 21. a first central axis; 22. a second central axis; 23. a third central axis; 24. a fourth central axis;

3. swinging arms;

4. a ball head connecting rod;

5. a crankshaft connecting rod;

6. a crankshaft.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-3, the present embodiment provides a kneading and beating mechanism including a kneading assembly and a first driving device. The kneading assembly comprises an eccentric shaft 2, a swing arm 3 and a massage head 1, the massage head 1 is detachably connected to one end of the swing arm 3, and the swing arm 3 penetrates through the eccentric shaft 2 and can rotate relative to the swing arm 3; the first driving device is connected with the eccentric shaft 2 and is used for driving the eccentric shaft 2 to rotate around the central axis of the eccentric shaft.

In the prior art, the central axis of the eccentric shaft and the central axis of the swing arm are in the same plane and are intersected, the center distance between the central axis of the eccentric shaft and the central axis of the swing arm is e2, and the included angle between the central axis of the eccentric shaft and the central axis of the swing arm is alpha. When the arrangement is adopted, the displacement of the massage head along the direction vertical to the human body curve is small, the pressing pressure of each part is balanced, and the kneading effect is not ideal enough.

For this reason, in the present embodiment, the central axis of the eccentric shaft 2 and the central axis of the swing arm 3 are coplanar straight lines, i.e., they are neither parallel nor intersecting. Specifically, as shown in fig. 1, the central axis of the eccentric shaft 2 is denoted as a first central axis 21, and the central axis of the swing arm 3 is denoted as a second central axis 22. As shown in fig. 2, a plane formed by a straight line parallel to the second central axis 22 and the first central axis 21 is referred to as a first plane, a projection of the second central axis 22 in the first plane is referred to as a third central axis 23, a center distance between the third central axis 23 and the first central axis 21 is e2, and an included angle between the third central axis 23 and the first central axis is α. As shown in fig. 3, a plane perpendicular to the first plane and coplanar with the first central axis 21 is referred to as a second plane, and in the second plane, a projector having the second central axis 22 in the second plane is referred to as a fourth central axis 24, the fourth central axis 24 is parallel to the first central axis 21, and a center-to-center distance between the fourth central axis 24 and the first central axis 21 is referred to as e 1.

Compared with the prior art, the embodiment has the advantages that the center distance e1 is additionally arranged on the basis of the center distance e2 and the included angle alpha between the central axis of the original eccentric shaft and the central axis of the swing arm, the rotary eccentric distance is increased, the kneading depth of the swing arm 3 in the kneading process is increased, the local kneading force is increased, and the kneading effect is improved.

Preferably, on the first plane, the distance e1 between the first central axis 21 and the fourth central axis 24 is 10mm, on the second plane, the included angle α between the first central axis 21 and the third central axis 23 is 30 °, and the center distance e2 between the first central axis 21 and the third central axis 23 is 15 mm.

Further, the first driving device comprises a first driving unit, a first belt pulley, a second belt pulley and a belt, wherein the output end of the first driving unit is connected with the first belt pulley, the eccentric shaft 2 is connected with the second belt pulley, and the first belt pulley is connected with the second belt pulley through the belt. Preferably, the first drive unit is a motor.

Further, as shown in fig. 1, the present embodiment provides a kneading and beating mechanism further including a beating assembly capable of driving the swing arm 3 to reciprocate in its axial direction and rotating the swing arm 3 about its central axis. Specifically, the beating assembly comprises a crankshaft 6, a crankshaft connecting rod 5 and a ball head connecting rod 4, wherein one end of the crankshaft connecting rod 5 is rotatably connected to a connecting rod neck of the crankshaft 6, the other end of the crankshaft connecting rod 5 is in ball hinge connection with one end of the ball head connecting rod 4, and the other end of the ball head connecting rod 4 is in ball hinge connection with one end, far away from the massage head 1, of the swing arm 3.

The kneading and beating mechanism further comprises a second driving device, wherein the second driving device is connected with the main journal of the crankshaft 6 and is used for driving the crankshaft 6 to rotate around the main journal. At the rotation of second drive arrangement drive bent axle 6, bent axle 6 drives bent axle connecting rod 5 and is eccentric motion, and bent axle connecting rod 5 will drive bulb connecting rod 4 action, bulb connecting rod 4 then drive rather than ball-hinged swing arm 3 along the axial reciprocating motion of swing arm 3, can drive swing arm 3 simultaneously and rotate around its central axis. While the massage head 1 is kneaded by the kneading assembly, the beating assembly can make the swing arm 3 rotate and reciprocate at the same time, and repeated beating is realized.

Furthermore, the second driving device comprises a second driving unit and a reduction gearbox, the input end of the reduction gearbox is connected with the output end of the second driving unit, and the output end of the reduction gearbox is connected with the crankshaft 6. Preferably, the second drive unit is a motor.

The embodiment also provides a massage chair movement which comprises the kneading and beating mechanism.

Preferably, the massage armchair movement comprises two kneading and beating mechanisms, and the two kneading and beating mechanisms are symmetrically arranged.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims

1. The kneading and beating mechanism is characterized by comprising a kneading assembly, wherein the kneading assembly comprises an eccentric shaft, a swing arm and a massage head, the massage head is detachably connected to one end of the swing arm, the swing arm penetrates through the eccentric shaft, and the central axis of the eccentric shaft and the central axis of the swing arm are in a straight line with different planes.

2. The knead tapping mechanism as recited in claim 1 further comprising a first drive means connected to said eccentric shaft for driving said eccentric shaft in rotation about its central axis.

3. The kneader tapping mechanism as recited in claim 2, wherein said first drive means comprises a first drive unit, a first pulley, a second pulley and a belt, an output of said first drive unit being connected to said first pulley, said eccentric shaft being connected to said second pulley, said first pulley and said second pulley being connected by said belt.

4. The knead tapping mechanism as recited in claim 3, wherein said first drive unit comprises a first motor.

5. The kneading rapping mechanism of claim 1, further comprising a rapping assembly, which is capable of driving the swing arm to reciprocate along its axial direction and to rotate the swing arm about its central axis;

6. The kneader tapping mechanism as recited in claim 5 further comprising a second drive means connected to an end of said crankshaft remote from said crankshaft connecting rod for driving said crankshaft in rotation.

7. The kneading and beating mechanism according to claim 6, wherein said second driving means comprises a second driving unit and a reduction gearbox, the input end of said reduction gearbox being connected to the output end of said second driving unit, the output end of said reduction gearbox being connected to said crankshaft.

8. The kneader tapping mechanism as recited in claim 6, wherein said second drive unit comprises a second motor.

9. A massaging chair movement comprising a kneading and tapping mechanism according to any one of claims 1 to 8.

10. The massage chair movement according to claim 9, wherein the massage chair movement comprises two of the kneading and tapping mechanisms, the kneading and tapping mechanisms being symmetrically arranged.