CN219049359U

CN219049359U - Massage chair back

Info

Publication number: CN219049359U
Application number: CN202222651131.9U
Authority: CN
Inventors: 巫运福
Original assignee: Foshan Bonai Furniture Co ltd
Current assignee: Foshan Bonai Furniture Co ltd
Priority date: 2022-10-09
Filing date: 2022-10-09
Publication date: 2023-05-23
Anticipated expiration: 2032-10-09

Abstract

The utility model discloses a massage chair back, which comprises a backrest, wherein one surface for a user to lean against is provided with a mounting groove; the massage component comprises a supporting part and a massage part, one end of the supporting part is rotatably connected in the mounting groove, and the other end of the supporting part is connected with the massage part; the massage component has a massage state and a storage state, the state switching can be realized through the rotation of the support part in the mounting groove, when the massage component is switched to the massage state, the support part rotates outwards of the mounting groove, so that the massage part partially extends out of the mounting groove, and the position of the massage part is fixed through the fixing structure so as to contact with the waist and the back of a user for massage; when the massage assembly is switched to the storage state, the supporting part rotates towards the mounting groove, and the supporting part and the massage part are both retracted into the mounting groove. According to the utility model, the massage assembly capable of switching the states is arranged, so that the space of the chair back is effectively utilized, the occupied space of the office chair is reduced, and the transfer is convenient.

Description

Massage chair back

Technical Field

The utility model relates to the technical field of office chairs, in particular to a massage chair back.

Background

The chair is a common office, home and study article, and students, office workers and other people need to sit on the chair for a long time to study and work. The common chair back is fixed, and when a user sits for a long time for work or study, the waist discomfort condition can appear, the attention is influenced, the study and office efficiency is reduced, and the health is not facilitated.

Currently, a chair capable of massaging is commercially available, and a massage back cushion is generally arranged on a chair back, so that a user can lean against the massage back cushion to massage the waist and the back, relax muscles and relieve pain. However, when the user does not need to massage, the raised massage structure on the massage cushion can cause poor comfort, and the chair has larger volume and weight, is heavy and is inconvenient to transfer because the massage cushion is required to be arranged.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the massage chair back, and the massage assembly capable of switching the state is arranged, so that the space of the chair back is effectively utilized, the occupied space of the office chair is reduced, and the transfer is convenient.

According to an embodiment of the first aspect of the present utility model, a massage chair back includes: the backrest is provided with a mounting groove on one surface for a user to lean against; the massage assembly comprises a supporting part and a massage part, one end of the supporting part is rotatably connected in the mounting groove, and the other end of the supporting part is connected with the massage part; the massage assembly is provided with a massage state and a storage state, the state switching can be realized through the rotation of the supporting part in the mounting groove, when the massage assembly is switched to the massage state, the supporting part rotates outside the mounting groove, so that the massage part partially extends out of the mounting groove, and the position of the massage part is fixed through a fixing structure so as to contact with the waist and the back of a user for massage; when the massage assembly is switched to the storage state, the supporting part rotates into the mounting groove, and the supporting part and the massage part are both retracted into the mounting groove.

The massage chair back provided by the embodiment of the utility model has at least the following beneficial effects: the massage assembly comprises a supporting part and a massage part, one end of the supporting part is rotatably connected in the mounting groove, the other end of the supporting part is connected with the massage part, and state switching can be realized through rotation of the supporting part in the mounting groove. When the massage component is switched to a massage state, the supporting part rotates outwards of the mounting groove, so that the massage part partially extends out of the mounting groove, and the position of the massage part is fixed through the fixing structure so as to be contacted with the waist and the back of a user for massage; when the massage assembly is switched to the storage state, the supporting part rotates towards the mounting groove, and the supporting part and the massage part are both retracted into the mounting groove. The massage component is arranged in the chair back, and can extend out of the chair back when a user needs to massage; when the user does not need to massage, the massage component can be accommodated in the chair back; the arrangement effectively utilizes the space of the chair back, can reduce the occupied space of the office chair, and is convenient for transfer; in addition, because the massage components can be hidden in the chair back, when the massage components are in the storage state, the massage components are basically the same as the common office chair, so the office chair in the embodiment can be also applied to more formally serious occasions such as meeting rooms.

According to some embodiments of the utility model, the mounting groove is detachably connected with a mounting cover, and when the massage assembly is in the storage state, the mounting cover is arranged on the mounting groove to fixedly store the massage assembly in the mounting groove.

According to some embodiments of the utility model, the side wall of the mounting groove is provided with a fixing hole, and the fixing hole extends to extend through the backrest in a direction away from the mounting groove; when the massage assembly is in the massage state, the fixing structure can pass through the fixing hole and be connected with the massage assembly so as to position the massage assembly.

According to some embodiments of the utility model, a first connecting shaft is arranged in the mounting groove, one end of the supporting part is hinged to the first connecting shaft, the other end of the supporting part is rotatably connected with a second connecting shaft, and the massage part is arranged on the second connecting shaft in a penetrating manner and is fixed with the second connecting shaft.

According to some embodiments of the utility model, the fixing structure includes a fixing rod and a transmission part, the transmission part is disposed at one end of the fixing rod, the fixing rod is matched with the fixing hole, the fixing rod can pass through the fixing hole, the transmission part extends into the mounting groove to be connected with the second connecting shaft, and the rotation of the fixing rod can drive the second connecting shaft to rotate and drive the massage part to rotate to massage.

According to some embodiments of the utility model, the transmission part is connected with the second connecting shaft in a plugging manner, and the transmission part and the second connecting shaft are relatively fixed in the rotation direction.

According to some embodiments of the present utility model, a plurality of transmission grooves are formed on the shaft end surface of the second connecting shaft, the transmission grooves extend along the axial direction, and the plurality of transmission grooves are distributed on the peripheral wall along the circumferential direction of the second connecting shaft; the transmission part comprises a plurality of transmission blocks, the transmission blocks are matched with the transmission grooves in a one-to-one correspondence manner, and after the transmission blocks are inserted into the transmission grooves, the transmission part is driven to rotate so as to drive the second connecting shaft to rotate.

According to some embodiments of the utility model, a plurality of groups of massage components are arranged in the mounting groove, and the massage components are distributed at intervals along the length direction of the mounting groove.

According to some embodiments of the utility model, a driving wheel is installed at one end of the fixing rod, which is far away from the transmission part, the driving wheels connected with the massage components are connected through transmission of a transmission belt, one driving wheel rotates to drive the other driving wheels to synchronously rotate, so that the massage components can massage simultaneously.

According to some embodiments of the utility model, one end of the fixing rod extends into the mounting groove, the other end of the fixing rod is located outside the backrest, and a knob is mounted on the end of the fixing rod located outside the backrest for manual operation and control, so that the massage part is driven to rotate.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described with reference to the accompanying drawings and examples, in which:

FIG. 1 is a schematic view of an installation structure of an embodiment of the present utility model in a massage state;

FIG. 2 is a side view of an embodiment of the present utility model in a massage state;

FIG. 3 is an exploded view of an embodiment of the present utility model;

FIG. 4 is a schematic view of an installation structure of an embodiment of the present utility model in a storage state;

fig. 5 is a side view of an embodiment of the present utility model in a stowed condition.

Reference numerals:

back rest 100, mounting groove 110, fixing hole 111, mounting cover 120, fixing rod 130, transmission block 140, driving wheel 150, transmission belt 151, knob 152, protection box 160, and relief hole 161;

the massage device comprises a massage assembly 200, a supporting part 210, a first connecting shaft 211, a second connecting shaft 212, a transmission groove 213, a massage part 220 and a massage block 221.

Detailed Description

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 only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the direction or positional relationship indicated with respect to the description of the orientation, such as up, down, etc., is based on the direction or positional relationship shown in the drawings, is merely for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, plural means two or more. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 to 5, a massage chair back according to an embodiment of the present utility model includes a backrest 100 and a massage assembly 200.

The backrest 100 is provided with a mounting groove 110 on a surface on which a user leans. The massage assembly 200 is arranged in the mounting groove 110, and most of the existing office chairs with massage function are provided with a massage cushion fixedly arranged on the backrest 100, and the massage cushion is provided with a massage protrusion which can be fixed or electrically controlled; if the bulges are fixed, the massage cushion can only passively press the fixed position on the waist and the back of the user, and the massage effect is poor; if the bulge is movable, the motor is used for controlling the massage, and the massage cushion can effectively relax muscles and relieve the muscular soreness of the waist and the back through vibration, rotation or beating and the like, so that the massage cushion has good massage effect, but the massage cushion needs more structures, occupies large space, and causes the volume and the quality of the office chair to be enlarged and inconvenient to store.

Therefore, in the present utility model, the massage assembly 200 is provided, and the massage assembly 200 is built in the chair back, and has a massage state and a storage state, when a user needs to perform massage, the massage assembly is switched to the massage state, and a part of the massage assembly 200 can extend out of the chair back; when the user does not need to massage, the massage assembly 200 can be stored in the chair back. The arrangement effectively utilizes the space of the chair back, can reduce the occupied space of the office chair, and is convenient for transfer; in addition, since the massage assembly 200 can be hidden in the chair back, when the massage assembly 200 is in the storage state, the massage assembly is substantially the same as a common office chair, and therefore, the office chair in the embodiment can be applied to more serious occasions such as a conference room.

The massage assembly 200 includes a support portion 210 and a massage portion 220, wherein one end of the support portion 210 is rotatably connected to the inside of the installation groove 110, and the other end of the support portion is connected to the massage portion 220, and the state switching can be achieved by the rotation of the support portion 210 in the installation groove 110. Referring to fig. 1 to 2, when the massage assembly 200 is switched to the massage state, the supporting portion 210 is rotated to the outside of the mounting groove 110, so that the massage portion 220 partially protrudes from the mounting groove 110, and the position of the massage portion 220 is fixed by the fixing structure to contact with the waist and back of the user for massage; when the massage assembly 200 is switched to the storage state, the supporting portion 210 rotates into the mounting groove 110, and both the supporting portion 210 and the massage portion 220 are received in the mounting groove 110.

Referring to fig. 3, in some embodiments of the present utility model, the mounting groove 110 is detachably connected with the mounting cover 120, specifically, the mounting cover 120 may be connected with a side wall of the mounting groove 110 through a fastening structure, before the massage assembly 200 is switched to a massage state, the fastening structure is released, the mounting cover 120 is removed, referring to fig. 4 to 5, after the massage is completed, the massage assembly 200 is switched to a storage state, then the mounting cover 120 is fastened to the mounting groove 110, and the mounting cover 120 fixedly stores the massage assembly 200 in the mounting groove 110, thereby not only protecting the massage assembly 200, but also switching the office chair to a common office chair.

Referring to fig. 3, in some embodiments of the present utility model, fixing holes 111 are formed on both left and right sidewalls of the mounting groove 110, and the fixing holes 111 extend through the backrest 100 (extend to the outer sidewall of the backrest 100) in a direction away from the mounting groove 110; when the massage assembly 200 is in the massage state, the fixing structure can pass through the fixing hole 111 and be connected with the massage assembly 200 to position the massage assembly 200, so as to limit the rotation of the supporting portion 210 in the massage assembly 200, and prevent the massage assembly 200 from being pressed into the mounting groove 110 when a user leans against the backrest 100.

Referring to fig. 3, in a further embodiment of the present utility model, a first connection shaft 211 is provided in the installation groove 110, one end of the supporting portion 210 is hinged to the first connection shaft 211, the other end is rotatably connected to a second connection shaft 212, and the massage portion 220 is disposed on the second connection shaft 212 in a penetrating manner and is fixed to the second connection shaft 212.

Specifically, the support portion 210 is a support plate, in this embodiment, the lower end of the support portion 210 is located in the mounting groove 110 and hinged to the first connecting shaft 211, the upper end of the support portion 210 is connected to the second connecting shaft 212, and when the support plate is switched to the massage state, referring to fig. 1 to 2, the upper end rotates outwards, so that the massage assembly 200 on the second connecting shaft 212 partially extends out of the mounting groove 110; it will be appreciated that in other embodiments, the upper end of the support portion 210 is hinged to the first connecting shaft 211, the lower end is connected to the second connecting shaft 212, and the lower end is rotated outwards when the support plate is switched to the massage state.

Referring to fig. 3, the massage part 220 is a massage circular shaft, and a plurality of protruding massage blocks 221 are provided on the surface of the circular shaft, and the massage blocks 221 are uniformly distributed along the circumferential direction. As can be seen from the foregoing, the fixed massage portion 220 (the fixed massage protrusions in the prior art) can only passively press the fixed position on the lumbar and back of the user, so the massage effect is poor, and therefore, in this embodiment, the second connecting shaft 212 is rotatably connected to the supporting portion 210, and the second connecting shaft 212 is driven to rotate to drive the massage portion 220 to rotate, thereby performing rolling massage on the lumbar and back muscles of the user, and improving the massage effect.

Referring to fig. 3, in a further embodiment of the present utility model, the fixing structure includes a fixing rod 130 and a transmission part, the transmission part is disposed at one end of the fixing rod 130, the fixing rod 130 is matched with the fixing hole 111, the fixing rod 130 is disposed in the fixing hole 111 in a penetrating manner, the transmission part is pushed to extend into the mounting groove 110 to be connected with the second connecting shaft 212, and the rotation of the fixing rod 130 can drive the second connecting shaft 212 to rotate and drive the massage part 220 to rotate for massaging.

Specifically, when the massage assembly 200 is in the storage state, the fixing rod 130 is also inserted into the fixing hole 111, but the transmission part is separated from the second connecting shaft 212, and when the massage assembly 200 is to be switched to the massage state, the fixing rod 130 needs to be pushed inward to connect the transmission part with the second connecting shaft 212.

Referring to fig. 3, in a further embodiment of the present utility model, the transmission part is connected to the second connecting shaft 212 in a plugging manner, and the transmission part and the second connecting shaft 212 are relatively fixed in a rotation direction, that is, the transmission part can move axially relative to the second connecting shaft 212 (when the transmission part moves in a direction away from the second connecting shaft 212, the transmission part can be separated from the second connecting shaft 212 and the connection with the second connecting shaft 212 is released), but cannot rotate relative to the second connecting shaft 212, so that the transmission part is driven to rotate to drive the second connecting shaft 212 to rotate.

Referring to fig. 3, in a further embodiment of the present utility model, a plurality of transmission grooves 213 are formed on the shaft end surface of the second connection shaft 212, the transmission grooves 213 extend from the shaft end surface in the axial direction, and the plurality of transmission grooves 213 are distributed on the peripheral wall in the circumferential direction of the second connection shaft 212; the transmission part comprises a plurality of transmission blocks 140, and the transmission blocks 140 are correspondingly matched with the transmission grooves 213, namely, the shape, the size and the relative position of the transmission blocks 140 are matched with the transmission grooves 213 one by one; after the transmission block 140 is inserted into the transmission slot 213, the transmission block 140 abuts against the slot wall of the transmission slot 213, and the rotation of the driving part drives the second connecting shaft 212 to rotate.

Referring to fig. 1 to 2, in some embodiments of the present utility model, a plurality of sets of massage assemblies 200 are disposed in the mounting groove 110, and each structure associated with the massage assemblies 200 is disposed in the mounting groove 110, and the plurality of sets of massage assemblies 200 are spaced apart along the length of the mounting groove 110, so as to increase the lumbar and back massage range.

Referring to fig. 3, in a further embodiment of the present utility model, a driving wheel 150 is mounted at an end of the fixing rod 130 remote from the transmission part, the driving wheels 150 to which the plurality of sets of massage assemblies 200 are connected by transmission through a transmission belt 151, and rotation of one driving wheel 150 can drive the remaining driving wheels 150 to synchronously rotate, so that the plurality of sets of massage assemblies 200 can massage simultaneously.

Referring to fig. 3, in a further embodiment of the present utility model, one end of the fixing rod 130 is extended into the mounting groove 110, the other end is located outside the backrest 100, and a knob 152 is installed on the end of the fixing rod 130 located outside the backrest 100 for manual manipulation for driving the massage part 220 to rotate.

Specifically, each group of massage assemblies 200 is connected with a knob 152, when a user needs to massage, the user stretches his or her hand to the knob 152 which is most convenient to operate, and rotates the knob 152 to control the corresponding massage part 220 to rotate, and each group of massage parts 220 is connected by transmission of the transmission belt 151, and all the massage parts 220 can be controlled to rotate synchronously only by rotating one knob 152; the rotational speed of the massage part 220 can also be manually controlled according to the rotational speed of the knob 152.

The sizes of the users are different, and the positions of the hands of the users extending are also different, so in this embodiment, a plurality of knobs 152 are provided along the height direction of the chair back (i.e. the length direction of the mounting groove 110), which is convenient for each user to use and improves the comfort of the user.

Further, the present utility model further includes a protection box 160, wherein the protection box 160 is detachably mounted on the outer side of the backrest 100, and is used for protecting the driving wheel 150 and the driving belt 151, the protection box 160 is provided with a yielding hole 161 through which the fixing rod 130 can pass, and a part of the fixing rod 130 extending out of the yielding hole 161 is connected with the knob 152. The knob 152 and the protection box 160 are arranged, so that the fixing rod 130 can be prevented from being separated from the fixing hole 111, and when the transmission block 140 at the other end of the fixing rod 130 is inserted into the transmission groove 213, the knob 152 is abutted against the surface of the protection box 160; after the massage is completed, the fixing rod 130 is pulled outwards, so that the transmission block 140 is separated from the transmission groove 213.

The application method of the utility model comprises the following steps: when the user needs to massage, the mounting cover 120 is removed, the supporting part 210 is rotated outwards, the second connecting shaft 212 is opposite to the fixing hole 111, and the massage part 220 extends out of the mounting groove 110; pushing the fixing rod 130 to enable the transmission block 140 on the transmission part to be inserted into the transmission groove 213 on the second connecting shaft 212, namely, switching to a massage state; after each group of massage assemblies 200 is switched to the massage state, the user leans against the backrest 100, hands extend to the side wall of the backrest 100, and the massage assemblies 200 can be controlled to massage by rotating any knob 152.

After the massage is finished, the fixing rod 130 is pulled outwards to separate the transmission block 140 from the transmission groove 213, and then the supporting part 210 is rotated inwards to be attached to the inner wall of the mounting groove 110, namely, the storage state is switched; after each set of massage assemblies 200 is switched to the storage state, the mounting cover 120 is covered.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative 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 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.

The embodiments of the present utility model have been described in detail hereinabove with reference to the accompanying drawings, but the present utility model is not limited to the embodiments described hereinabove, and various changes, modifications, substitutions and alterations can be made therein by those skilled in the art without departing from the principles and spirit of the utility model, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A massage chair back, comprising:

a backrest (100) with a mounting groove (110) on one surface for a user to lean against;

the massage assembly (200) comprises a supporting part (210) and a massage part (220), wherein one end of the supporting part (210) is rotatably connected in the mounting groove (110), and the other end of the supporting part is connected with the massage part (220); the massage assembly (200) has a massage state and a storage state, state switching can be realized through rotation of the supporting part (210) in the mounting groove (110), when the massage assembly (200) is switched to the massage state, the supporting part (210) rotates outwards of the mounting groove (110), so that the massage part (220) partially extends out of the mounting groove (110), and the position of the massage part (220) is fixed through a fixing structure so as to contact with the waist and the back of a user for massage; when the massage assembly (200) is switched to the storage state, the supporting part (210) rotates into the mounting groove (110), and the supporting part (210) and the massage part (220) are both contained in the mounting groove (110).

2. A massage chair back as in claim 1 wherein: the mounting groove (110) is detachably connected with a mounting cover (120), and when the massage assembly (200) is in the storage state, the mounting cover (120) is covered on the mounting groove (110) to fixedly store the massage assembly (200) in the mounting groove (110).

3. A massage chair back as in claim 1 wherein: a fixing hole (111) is formed in the side wall of the mounting groove (110), and the fixing hole (111) extends towards the direction away from the mounting groove (110) and penetrates through the backrest (100); the securing structure is capable of passing through the securing aperture (111) and connecting with the massage assembly (200) to position the massage assembly (200) when the massage assembly (200) is in the massage condition.

4. A massage chair back as in claim 3 wherein: be equipped with first connecting axle (211) in mounting groove (110), supporting part (210) one end articulated in on first connecting axle (211), the other end rotates and is connected with second connecting axle (212), massage portion (220) wear to locate on second connecting axle (212) and with second connecting axle (212) are fixed.

5. A massage chair back as in claim 4 wherein: the fixing structure comprises a fixing rod (130) and a transmission part, the transmission part is arranged at one end of the fixing rod (130), the fixing rod (130) is matched with the fixing hole (111), the fixing rod (130) can penetrate through the fixing hole (111) to enable the transmission part to extend into the mounting groove (110) to be connected with the second connecting shaft (212), and the second connecting shaft (212) can be driven to rotate by rotation of the fixing rod (130) and drive the massage part (220) to rotate to massage.

6. A massage chair back as in claim 5 wherein: the transmission part is connected with the second connecting shaft (212) in an inserting way, and the transmission part and the second connecting shaft (212) are relatively fixed in the rotating direction.

7. A massage chair back as in claim 6 wherein: a plurality of transmission grooves (213) are formed in the shaft end face of the second connecting shaft (212), the transmission grooves (213) extend along the axial direction, and the transmission grooves (213) are distributed on the peripheral wall along the circumferential direction of the second connecting shaft (212); the transmission part comprises a plurality of transmission blocks (140), the transmission blocks (140) are matched with the transmission grooves (213) in a one-to-one correspondence mode, and after the transmission blocks (140) are inserted into the transmission grooves (213), the transmission part is driven to rotate so as to drive the second connecting shaft (212) to rotate.

8. A massage chair back as claimed in any one of claims 5 to 7, wherein: the massage device is characterized in that a plurality of groups of massage components (200) are arranged in the mounting groove (110), and the massage components (200) are distributed at intervals along the length direction of the mounting groove (110).

9. A massage chair back as in claim 8 wherein: one end of the fixed rod (130) far away from the transmission part is provided with a driving wheel (150), a plurality of groups of driving wheels (150) connected with the massage components (200) are connected through transmission of a transmission belt (151), one driving wheel (150) can rotate to drive the other driving wheels (150) to synchronously rotate, so that the massage components (200) can massage simultaneously.

10. A massage chair back as in claim 9 wherein: one end of the fixed rod (130) extends into the mounting groove (110), the other end of the fixed rod is positioned outside the backrest (100), and a knob (152) is arranged on the end part of the fixed rod (130) positioned outside the backrest (100) for manual control and used for driving the massage part (220) to rotate.