CN219814615U - Chair and massage device with adjustable telescopic function - Google Patents

Abstract

The utility model relates to the field of massage seats, in particular to a seat and a massage device with an adjustable telescopic function. A massage device with adjustable telescopic function comprises a shell, a driving motor and a transmission assembly which are arranged in the shell, a supporting rod which is rotationally inserted on the shell, and a massage head assembly which is connected to the outer end part of the supporting rod; the inner end part of the supporting rod is connected to the transmission assembly; the transmission assembly comprises an output gear, wherein the inner wall of an axle center hole of the output gear is provided with a step surface which is arranged along a spiral shape, and a poking baffle wall which is arranged at the tail end of a spiral path; the lower end of the supporting rod is supported on the step surface, the supporting rod can axially lift based on the rotation of the step surface, and the supporting rod is unidirectionally stirred by the stirring baffle wall at the tail end of a spiral path of the step surface. The massage head assembly can be controlled to stretch and rotate by adopting the same driving motor, so that the structure is simplified, and the cost is lower.

Description

Chair and massage device with adjustable telescopic function

Technical Field

The utility model relates to the field of massage seats, in particular to a seat and a massage device with an adjustable telescopic function.

Background

With the development of society, the working pressure of people is continuously increased, the bodies of people are carried in overload every day, and the sub-health state of the bodies can be caused by high-strength working strength. If the massage is not performed, the whole health of the human body is affected by the problems of long-term muscle pain strain, qi and blood obstruction, meridian obstruction and the like. Thus, massage chairs have become very popular conditioning leisure equipment in homes, parts of offices and even malls. Many massage chairs are currently available on the market, but most of them are directly mounted on the back. In order to ensure the massage effect, the rotary massage heads of the massager are often arranged to be more prominent, which also causes the user to feel a sense of being in touch with the backrest when not in massage, and reduces the user experience.

On the basis, the applicant previously submits a part of application number as follows: 2022219530315 the utility model provides a patent application with the name of an intelligent induction type lifting massage chair and a massage chair back thereof, which provides that a massage module rotates along a hinged end and enables a working end of the massage module to swing back and forth relative to the chair back. So that the massage head can automatically extend out for massage when the massage function is started; when the massage function is closed, the massage head can be automatically retracted, and more comfortable seat experience is provided for the user.

However, in the above technical solution, the driving structure of the massage module swinging along the hinge end is relatively complex, and further improvement is required.

Disclosure of Invention

In order to solve the above problems, a first object of the present utility model is to provide a massage device with adjustable stretching function, which can control stretching and rotation of a massage head assembly by using the same driving motor, and has simplified structure and low cost.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

a massage device with adjustable telescopic function comprises a shell, a driving motor and a transmission assembly which are arranged in the shell, a supporting rod which is rotationally inserted on the shell, and a massage head assembly which is connected to the outer end part of the supporting rod; the inner end part of the supporting rod is connected to the transmission assembly, and the driving motor drives the supporting rod and the massage head assembly on the supporting rod to rotate through the transmission assembly; the method is characterized in that: the transmission assembly comprises an output gear, wherein the inner wall of an axle center hole of the output gear is provided with a step surface which is arranged along a spiral shape, and a poking baffle wall which is arranged at the tail end of a spiral path; the lower end of the supporting rod is supported on the step surface, the supporting rod can axially lift based on the rotation of the step surface, and the supporting rod is unidirectionally stirred by the stirring baffle wall at the tail end of a spiral path of the step surface.

The utility model adopts the technical scheme, and the technical scheme relates to a massage device with an adjustable telescopic function, wherein a driving motor in the massage device drives a supporting rod and a massage head assembly on the supporting rod to rotate through a transmission assembly, and at least two bulges with different heights are constructed on the working end of the massage head assembly. In the rotating process, the massage head component is extruded by the fluctuation type rotation, so that the massage is realized. The specific structure of the massage head assembly is in the prior art, and is not an innovation point of the scheme and is not described herein.

On the basis, the transmission assembly in the scheme comprises an output gear, the inner wall of an axle center hole of the output gear is provided with a step surface which is arranged along a spiral shape, and the support rod can realize axial lifting based on the rotation of the step surface. When the driving motor drives the output gear to rotate, the step surface of the supporting support rod relatively generates spiral height change, so that the height change of the supporting rod and the massage head assembly on the supporting rod is generated, and the telescopic adjusting function of the massage head assembly is realized. The massage device can enable the massage head assembly to extend forwards to lean against a user only when the massage function is started, and enable the massage head assembly to retract to be free from touching the user when the massage function is not started, so that the back-rubbing feeling is avoided, and the user experience is reduced.

Further, when the step surface lifts the supporting rod to the highest position, the supporting rod is propped against the stirring baffle wall, and the one-way stirring massage head assembly of the stirring baffle wall is used for realizing spinning massage when the rotating is continued. Compared with the prior application, the massage head has the advantages that the stretching and rotating of the massage head assembly can be controlled by adopting the same driving motor, the structure is simplified, and the cost is lower.

Preferably, a plurality of step surfaces are constructed on the inner wall of the shaft center hole of the output gear, and the step surfaces are regularly arranged along the circumference of the shaft center hole of the output gear; the lower end parts of the support rods are supported on all the step surfaces. In the technical scheme, the plurality of step surfaces are adopted to jointly support the lower end part of the supporting rod, so that the stability of each position of the supporting rod in the circumferential direction is guaranteed.

In a further embodiment, the lower end of the support rod is provided with a plurality of support shafts protruding radially outwards, and the radially outer ends of the support shafts are supported on the step surface. The support shaft is a cylindrical shaft and is rotationally inserted on the lower end part of the support rod, and the support shaft can roll relative to the step surface. Based on the structure, by means of the rolling of the supporting shaft, the circumferential friction force generated by driving the supporting rod to lift in the step surface rotating process can be reduced, and the operation is smoother.

Preferably, the shell is internally provided with a guide post, the lower end part of the support rod is sleeved on the guide post and can axially move along the guide post, and the arrangement of the guide post can standardize the axial movement path of the support rod.

Preferably, the transmission assembly further comprises a transmission gear, the output shaft of the driving motor is connected with a worm, the worm is meshed with the transmission gear, and the transmission gear is meshed with the output gear. The transmission component in the scheme adopts a gear set, and the gear set transmits the power of the holding rod to the massage head component to realize the lifting and rotation of the massage head component.

Preferably, the shell comprises an upper shell and a lower shell, and the driving motor and the transmission assembly are arranged in a shell cavity between the upper shell and the lower shell; the upper shell is provided with a through hole, the supporting rod penetrates through the through hole, and the lower end part of the supporting rod is inserted into the axle center hole of the output gear.

A second object of the present utility model is a seat comprising a back and a seat; a massage device is arranged in the chair back; the method is characterized in that: the massage device is a massage device with an adjustable telescopic function as described above.

Preferably, the front end surface of the chair back is constructed into a chair back supporting surface, and the chair back is provided with a groove corresponding to the waist position; the massage device is arranged in the groove, and the massage head component in the massage device can extend out of or retract into the groove.

Based on the scheme, when the massage device does not start the massage function, the massage head assembly is retracted into the groove, and the back of a user is supported by the back support surface, so that the back feeling is prevented from being pressed, and the user experience is reduced. When the massage function is started, the massage head component extends out of the groove and is abutted against the user.

Drawings

Fig. 1 is a schematic view of the massage device in embodiment 1.

Fig. 2 is an exploded view of the structure of the massage device in example 1.

Fig. 3 is a sectional exploded view of the massage apparatus of example 1.

Fig. 4 is a schematic diagram of the cooperation of the support bar and the output gear.

Fig. 5 is a schematic structural view of the output gear.

Fig. 6 is a schematic view of a seat structure described in embodiment 2.

Description of the embodiments

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise specified, the meaning of "a plurality" is two or more, unless otherwise clearly defined.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," 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; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

Examples

As shown in fig. 1 to 5, the massage device with adjustable telescopic function of the present embodiment includes a housing 1, a driving motor 2 and a transmission assembly 3 disposed inside the housing 1, a support rod 4 rotatably inserted on the housing 1, and a massage head assembly 5 connected to an outer end portion of the support rod 4; the inner end part of the supporting rod 4 is connected to the transmission assembly 3, and the driving motor 2 drives the supporting rod 4 and the massage head assembly 5 thereon to rotate through the transmission assembly 3; the driving motor 2 in the massage device drives the supporting rod 4 and the massage head assembly 5 on the supporting rod to rotate through the transmission assembly 3, and at least two bulges with different heights are constructed on the working end of the massage head assembly 5. During the rotation, the massage head assembly 5 is pressed by the undulating rotation, thereby realizing the massage. The specific structure of the massage head assembly 5 is the prior art, and is not an innovation point of the present case, and is not described herein.

As shown in the figure, the housing 1 comprises an upper housing 11 and a lower housing 12, and the driving motor 2 and the transmission assembly 3 are arranged in a housing cavity between the upper housing 11 and the lower housing 12; the upper housing 11 is provided with a through hole 110, the support rod 4 passes through the through hole 110, and the lower end part of the support rod is inserted into the shaft center hole of the output gear. The casing 1 is internally provided with a guide post 15, the lower end part of the support rod 4 is sleeved on the guide post 15 and can axially move along the guide post 15, and the arrangement of the guide post 15 can standardize the axial movement path of the support rod 4.

In a specific scheme, the transmission assembly 3 further comprises a transmission gear 31 and an output gear 32, the output shaft of the driving motor 2 is connected with a worm 21, the worm 21 is meshed with the transmission gear 31, and the transmission gear 31 is meshed with the output gear 32. The transmission component 3 in the scheme adopts a gear set, and the gear set transmits the power of the holding rod to the massage head component 5, so that the massage head component 5 can ascend, descend and rotate.

The inner wall of the shaft center hole of the output gear 32 is provided with a step surface 321 which is arranged along a spiral shape, and a poking retaining wall 322 which is arranged at the tail end of the spiral path; the lower end of the supporting rod 4 is supported on the step surface 321, the supporting rod 4 can axially lift based on the rotation of the step surface 321, and the supporting rod 4 is unidirectionally stirred by the stirring baffle wall 322 at the tail end of a spiral path of the step surface 321. The transmission assembly 3 in this scheme includes output gear 32, and the downthehole wall in axle center of output gear 32 is constructed with the step face 321 that sets up along the spiral, and bracing piece 4 can realize axial lift based on the rotation of step face 321. When the driving motor 2 drives the output gear 32 to rotate, the step surface 321 for supporting the supporting rod 4 relatively generates spiral height change, so that the supporting rod 4 and the massage head assembly 5 thereon generate height change, and the telescopic adjustment function of the massage head assembly 5 is realized. The massage device can enable the massage head assembly 5 to extend forwards to lean against a user only when the massage function is started, and enable the massage head assembly 5 to retract to enable the massage head assembly 5 not to contact the user when the massage function is not started, so that the back-rubbing feeling is avoided, and the user experience is reduced.

Further, when the step surface 321 lifts the support rod 4 to the highest position, the support rod 4 is supported by the stirring baffle wall 322, and the massage head assembly 5 is unidirectionally stirred by the stirring baffle wall 322 when the rotation is continued, so that spinning massage is realized. Compared with the prior application, the scheme can control the expansion and rotation of the massage head assembly 5 by adopting the same driving motor 2, and has the advantages of simplified structure and lower cost.

In the specific solutions shown in fig. 3 and 4, the inner wall of the axial hole of the output gear 32 is constructed with a plurality of step surfaces 321, and the plurality of step surfaces 321 are regularly arranged along the circumferential direction of the axial hole of the output gear 32; the lower end portions of the support rods 4 are supported on all the step surfaces 321. In this technical scheme, adopt a plurality of step faces 321 to support the lower extreme of bracing piece 4 jointly, be favorable to guaranteeing the stability of bracing piece 4 circumference each position. In a further embodiment, the lower end portion of the support rod 4 is provided with a plurality of support shafts 41 protruding radially outward, and the radially outer end portion of the support shafts 41 is supported on the step surface 321. The support shaft 41 is a cylindrical shaft and is rotatably inserted into the lower end portion of the support rod 4, and the support shaft 41 can roll relative to the step surface 321. Based on this structure, by means of the rolling of the support shaft 41, the circumferential friction force generated by driving the support rod 4 to lift in the rotating process of the step surface 321 can be reduced, so that the operation is smoother.

Example 2:

as shown in fig. 6, a second object of the present utility model is a seat including a back 61 and a seat 62; a massage device is arranged in the chair back 61; the massage device is a massage device having an adjustable expansion function as described in embodiment 1. In a specific scheme, the front end surface of the chair back 61 is constructed into a chair back supporting surface 611, and the chair back 61 is provided with a groove 612 corresponding to the waist position; the massage device is mounted inside the recess 612, and the massage head assembly 5 in the massage device can be extended out of or retracted into the recess 612.

Based on the above scheme, when the massage device does not start the massage function, the massage head assembly 5 is retracted into the groove 612, and the back of the user is supported by the chair back supporting surface 611, so that the feeling of pressing against the back is avoided, and the user experience is reduced. When the massage function is on, the massage head assembly 5 is made to extend out of the groove 612 to rest against the user.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," 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 present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. 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 utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives, and variations may be made in the above embodiments by those skilled in the art without departing from the spirit and principles of the utility model.

Claims (9)

1. The massage device with the adjustable telescopic function comprises a shell (1), a driving motor (2) and a transmission assembly (3) which are arranged inside the shell (1), a supporting rod (4) which is rotationally inserted on the shell (1), and a massage head assembly (5) which is connected to the outer end part of the supporting rod (4); the inner end part of the supporting rod (4) is connected to the transmission assembly (3), and the driving motor (2) drives the supporting rod (4) and the massage head assembly (5) on the supporting rod to rotate through the transmission assembly (3); the method is characterized in that: the transmission assembly (3) comprises an output gear (32), a step surface (321) which is arranged along the spiral shape is formed on the inner wall of an axle center hole of the output gear (32), and a poking blocking wall (322) which is arranged at the tail end of the spiral path; the lower end of the supporting rod (4) is supported on the step surface (321), the supporting rod (4) can axially lift based on the rotation of the step surface (321), and the end of a spiral path of the step surface (321) is one-way stirred by the stirring baffle wall (322).

2. A massage device with adjustable telescoping function as set forth in claim 1, wherein: the inner wall of the shaft center hole of the output gear (32) is provided with a plurality of step surfaces (321), and the step surfaces (321) are regularly arranged along the circumference of the shaft center hole of the output gear (32); the lower end parts of the support rods (4) are supported on all the step surfaces (321).

3. A massage device with adjustable telescoping function as set forth in claim 2, wherein: the lower end part of the supporting rod (4) is provided with a plurality of supporting shafts (41) in a radial outward protruding mode, and the radial outer end part of each supporting shaft (41) is supported on the step surface (321).

4. A massage device with adjustable telescoping function as set forth in claim 3, wherein: the support shaft (41) is a cylindrical shaft and is rotatably inserted into the lower end part of the support rod (4), and the support shaft (41) can roll relative to the step surface (321).

5. A massage device with adjustable telescoping function as set forth in claim 1, wherein: the shell (1) is internally provided with a guide post (15), and the lower end part of the support rod (4) is sleeved on the guide post (15) and can axially move along the guide post (15).

6. A massage device with adjustable telescoping function as set forth in claim 1, wherein: the transmission assembly (3) further comprises a transmission gear (31), the output shaft of the driving motor (2) is connected with a worm (21), the worm (21) is meshed with the transmission gear (31), and the transmission gear (31) is meshed with the output gear (32).

7. A massaging apparatus with adjustable telescoping function as claimed in any one of claims 1-6, wherein: the shell (1) comprises an upper shell (11) and a lower shell (12), and the driving motor (2) and the transmission assembly (3) are arranged in a shell cavity between the upper shell (11) and the lower shell (12); the upper shell (11) is provided with a through hole (110), the supporting rod (4) passes through the through hole (110) and the lower end part of the supporting rod is inserted into the axle center hole of the output gear (32).

8. A chair comprising a chair back (61) and a seat (62); a massage device is arranged in the chair back (61); the method is characterized in that: the massage device is a massage device with an adjustable telescoping function as claimed in any one of claims 1-7.

9. A seat as claimed in claim 8, wherein: the front end surface of the chair back (61) is constructed into a chair back supporting surface (611), and the chair back (61) is provided with a groove (612) corresponding to the waist position; the massage device is arranged inside the groove (612), and the massage head assembly (5) in the massage device can extend out of or retract into the groove (612).