CN218515908U - Handrail assembly devices and massage armchair - Google Patents
Handrail assembly devices and massage armchair Download PDFInfo
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- CN218515908U CN218515908U CN202220929245.2U CN202220929245U CN218515908U CN 218515908 U CN218515908 U CN 218515908U CN 202220929245 U CN202220929245 U CN 202220929245U CN 218515908 U CN218515908 U CN 218515908U
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Abstract
The utility model discloses a handrail assembly mechanism and a massage chair, wherein one end of an upper backrest frame and one end of a lower backrest frame are hinged at a shaft, and the other end is hinged at one end of a reciprocating telescopic component; the upper backrest frame roller is connected with the bottom seat frame slide rail in a sliding way; the other end of the reciprocating telescopic component is hinged with the bottom seat frame, the other end of the lower backrest frame is hinged with one end of a seat frame linkage rod, and the other end of the seat frame linkage rod is hinged with the bottom seat frame; the rear ends of the armrests are fixed on the upper backrest frame, and the front ends of the armrests are connected with the lower backrest frame in a sliding mode. When the reciprocating telescopic assembly drives the upper backrest frame, the armrests synchronously follow up, the upper backrest frame can push the lower backrest frame to rotate around the shaft, and the armrests synchronously rotate and slide along the lower backrest frame to achieve the effect that the included angle can be continuously expanded and changed under the condition that the upper backrest frame and the lower backrest frame are provided with the armrests, so that the supporting positions of the arms of the armrests are always in a better supporting state under the condition that the upper backrest frame and the lower backrest frame are relatively expanded and moved, massage experience is provided, and the back cushion is more in line with human engineering.
Description
Technical Field
The utility model relates to a massage armchair technical field, concretely relates to handrail assembly devices still relates to a massage armchair.
Background
Patent No. 201420696113.5 relates to a massage chair frame with clamp arms linked with a backrest, which comprises a seat frame and a backrest frame, wherein handrails are respectively arranged on two sides of the seat frame; the swing frame is positioned at the rear part of the seat frame through a rotating shaft, and a driving mechanism is arranged between the lower part of the swing frame and the front part of the seat frame; the lower middle part shaft of the backrest frame is positioned on the swing arm of the swing frame, and the lower part of the backrest frame is connected with the lower part of the swing frame through a hinge sheet; the rear end part of the clamping arm is positioned at the upper end part of the swing arm of the swing frame, and the bottom of the front end of the clamping arm is provided with a pulley which is arranged on a groove rail of the handrail. The utility model discloses fix a position back frame and arm lock with the help of a pendulum frame, the pendulum frame realizes the synchronization action of back frame and arm lock under the electric putter drive, or sits or lies the homoenergetic and satisfy the comfortable massage to both arms, and the arm front end of pressing from both sides is set up on handrail grooved rail through the pulley, and the atress supports more balanced, can reduce the accessory again. But this structure is complicated, and the seat is fixed unchangeable, can not realize zero gravity, and the cost is higher, and the assembly operation is convenient enough and to have the limitation to handrail appearance requirement, how to improve prior art not enough, it is to become the utility model discloses the object of research.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a handrail assembly devices and massage armchair to seat and ground contained angle are fixed unchangeable all the time among the solution prior art, can't play back section and the problem that seat section contained angle can change the effect, have improved the support of handrail simultaneously and have further promoted the experience impression.
In order to achieve the above object, the present invention provides the following technical solutions:
according to a first aspect of the present invention, a handrail assembly mechanism comprises an upper back frame, a handrail, a lower back frame, a seat frame linkage rod, a bottom seat frame, a reciprocating telescopic assembly, a shaft, a roller and a slide rail;
one end of the upper backrest frame and one end of the lower backrest frame are hinged at the shaft, and the other end of the upper backrest frame is hinged at one end of the reciprocating telescopic assembly;
the roller of the upper backrest frame is slidably connected in the slide rail of the bottom seat frame;
the other end of the reciprocating telescopic assembly is hinged to the bottom seat frame, the other end of the lower backrest frame is hinged to one end of the seat frame linkage rod, and the other end of the seat frame linkage rod is hinged to the bottom seat frame;
the back end of the armrest is fixed on the upper backrest frame, and the front end of the armrest is connected to the lower backrest frame in a sliding manner.
Furthermore, the backrest frame also comprises an upper armrest connecting piece, and the rear end of the armrest is fixed on the upper backrest frame through the upper armrest connecting piece.
The backrest frame is characterized by further comprising a backrest frame sliding piece and an armrest lower connecting piece, wherein the lower backrest frame is provided with the backrest frame sliding piece, and the backrest frame sliding piece is provided with a groove.
Furthermore, the backrest frame comprises a clamping pin, and the armrest is connected to the groove of the backrest frame sliding piece through the clamping pin on the armrest lower connecting piece in a clamping mode.
The armrest is characterized by further comprising a sliding limiting assembly, and the armrest lower connecting piece is connected to the groove of the backrest frame sliding piece in a sliding mode through the sliding limiting assembly.
Furthermore, the over-travel limiting device further comprises a limiting piece, and the limiting piece is used for limiting over-travel.
Further, the reciprocating telescopic assembly is any one of an electric push rod, a hydraulic cylinder or an air cylinder.
According to a second aspect of the present invention, a massage chair comprises a handrail assembly mechanism according to any one of the first aspect of the present invention.
The utility model has the advantages of as follows:
1. when the reciprocating telescopic assembly is used for driving the upper backrest frame to move, the upper backrest frame can synchronously push the lower backrest frame to move, the upper backrest frame and the lower backrest frame achieve zero gravity adjustment, and meanwhile, the included angle between the upper backrest frame and the lower backrest frame is increased, so that the sitting posture cannot feel uncomfortable all the time when people lie down for massage, the massage is more extended, and the experience comfort level is better.
2. The armrests can be fixed on the upper backrest frame and the lower backrest frame at the same time, the armrests are firmly fixed, and when the upper backrest frame and the lower backrest frame massage, the armrests can keep a better supporting position all the time, so that the comfort level is good.
3. The appearance of the armrest can be the same as that of the mechanism which is not unfolded, the armrest can be taken as a whole disassembling mode, the development cost is reduced, and the armrest is matched with the relative movement of the internal backrest frame structure.
4. The angle of the upper backrest frame and the lower backrest frame can be continuously unfolded and changed by the driving of a reciprocating telescopic component, and the device has the advantages of simple structure, reliable work and low cost.
5. The design of the sliding rail is adopted, the structure is simple and direct, the backrest frame is directly matched with the bottom seat frame, the bottom seat frame is firm and has good impact resistance, the support is reliable, the structure of the whole machine is stable, and the assembly is simple and convenient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary and that other implementation drawings may be derived from the provided drawings by those of ordinary skill in the art without inventive effort.
The structure, proportion, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and the modification of any structure, the change of proportion relation or the adjustment of size all fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the purpose which can be achieved by the present invention.
Fig. 1 is a side view of an initial state of a handrail assembly mechanism according to some embodiments of the present invention.
Fig. 2 is an exploded view of a handrail assembly mechanism according to some embodiments of the present invention.
Fig. 3 is an axial schematic view of an initial state of a handrail assembly mechanism according to some embodiments of the present invention.
Fig. 4 is a schematic side view of a handrail assembly mechanism in a zero gravity state according to some embodiments of the present invention.
Fig. 5 is a schematic side view of a zero gravity state of an armrest assembly mechanism according to some embodiments of the present invention.
Fig. 6 is a side view of an initial state of an armrest assembly mechanism according to some embodiments of the present invention.
Fig. 7 is an axial schematic view of an initial state of a handrail assembly mechanism according to some embodiments of the present invention.
Fig. 8 is a schematic side view of a handrail assembly mechanism in a zero gravity state according to some embodiments of the present invention.
Fig. 9 is a schematic side view of a zero gravity state of a handrail assembly mechanism according to some embodiments of the present invention.
In the figure: 1. the backrest comprises an upper backrest frame, 11, rollers, 2, armrests, 21, an upper armrest connecting piece, 22, a lower armrest connecting piece, 222, a bayonet, 3, a lower backrest frame, 31, a backrest frame sliding piece, 4, a limiting piece, 5, a seat frame linkage rod, 6, a bottom seat frame, 61, a sliding rail, 7, a reciprocating telescopic assembly, 8, a sliding limiting assembly, a shaft.
Detailed Description
The present invention is described in detail with reference to the specific embodiments, and other advantages and effects of the present invention will be apparent to those skilled in the art from the disclosure herein. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
As shown in fig. 1 to 9, an armrest assembly mechanism according to an embodiment of the present invention includes an upper back frame 1, an armrest 2, a lower back frame 3, a seat frame linkage rod 5, a bottom seat frame 6, a reciprocating telescopic assembly 7, a shaft a, a roller 11, and a slide rail 61; one end of the upper backrest frame 1 and one end of the lower backrest frame 3 are hinged at the shaft a, and the other end of the upper backrest frame 1 is hinged at one end of the reciprocating telescopic assembly 7; the roller 11 of the upper backrest frame 1 is connected in the slide rail 61 of the bottom seat frame 6 in a sliding way; the other end of the reciprocating telescopic component 7 is hinged on the bottom seat frame 6, the other end of the lower backrest frame 3 is hinged at one end of a seat frame linkage rod 5, and the other end of the seat frame linkage rod 5 is hinged on the bottom seat frame 6; the rear end of the armrest 2 is fixed on the upper backrest frame 1, and the front end of the armrest 2 is connected on the lower backrest frame 3 in a sliding way.
The technical effects achieved by the above embodiment are as follows:
1. when the reciprocating telescopic assembly 7 is used for driving the upper backrest frame to move, the upper backrest frame can synchronously push the lower backrest frame to move, the upper backrest frame and the lower backrest frame achieve zero gravity adjustment, and meanwhile, the included angle between the upper backrest frame and the lower backrest frame is increased, so that when people lie down for massage, the sitting posture cannot feel uncomfortable all the time, the massage is more extended, and the experience comfort level is better.
2. The armrests can be fixed on the upper backrest frame and the lower backrest frame at the same time, the armrests are firmly fixed, and when the upper backrest frame and the lower backrest frame massage, the armrests can keep a better supporting position all the time, so that the comfort level is good.
3. The appearance of the armrest can be the same as that of the mechanism which is not unfolded, the armrest can be taken as a whole in a piece disassembling mode, development cost is reduced, and the armrest is matched with relative movement of an internal backrest frame structure.
4. The angle of the upper backrest frame and the lower backrest frame can be continuously unfolded and changed by the driving of the reciprocating telescopic assembly 7, and the device has the advantages of simple structure, reliable work and low cost.
5. The design of the sliding rail is adopted, the structure is simple and direct, the backrest frame is directly matched with the bottom seat frame, the bottom seat frame is firm and has good impact resistance, the support is reliable, the structure of the whole machine is stable, and the assembly is simple and convenient.
Optionally, as shown in fig. 1 to 9, in some embodiments, an upper armrest connecting member 21 is further included, and the rear end of the armrest 2 is fixed to the upper back frame 1 by the upper armrest connecting member 21.
Optionally, as shown in fig. 1 to 9, in some embodiments, the backrest frame further includes a backrest frame sliding member 31 and the armrest lower connecting member 22, the lower backrest frame 3 has the backrest frame sliding member 31, and the backrest frame sliding member 31 has a groove.
In the above alternative embodiment, it should be noted that the slot of the backrest frame sliding member 31 may have any one of the structural shapes.
Optionally, as shown in fig. 1 to 9, in some embodiments, a detent 221 is further included, and the armrest 2 is snap-connected to the groove of the backrest frame sliding member 31 through the detent 221 on the armrest lower connecting member 22.
Optionally, as shown in fig. 1 to 9, in some embodiments, a sliding limit assembly 8 is further included, and the armrest 2 is slidably connected to the groove of the backrest frame sliding member 31 through the sliding limit assembly 8 by the armrest lower connecting member 22.
Optionally, as shown in fig. 1 to 9, in some embodiments, in order to prevent the armrest connecting member 22 from being separated from the groove of the backrest frame sliding member 31, a limiting piece 4 is further included, and the limiting piece 4 is used for performing an over-stroke limitation.
Alternatively, as shown in fig. 1 to 9, in some embodiments, the reciprocating telescoping assembly 7 is any one of an electric push rod, a hydraulic cylinder or an air cylinder.
Referring to fig. 4 to 5, while the upper back frame 1 is driven by the reciprocal telescopic assembly 7 and the roller 11 of the upper back frame 1 moves along the sliding rail 61 of the bottom seat frame 6, the upper back frame 1 pushes the lower back frame 3 to rotate around the axis a, and simultaneously, the front end of the lower back frame 3 rotates around the upper end of the seat frame linkage rod 5, and the lower end of the seat frame linkage rod 5 rotates around the bottom seat frame 6, wherein the armrest 2 moves along the upper back frame 1, and the latch pin 221 of the armrest connecting piece 22 on the armrest 2 slides along the groove on the back frame sliding piece 31, that is: when the reciprocating telescopic component 7 retracts, the included angle between the upper backrest frame 1 and the lower backrest frame 3 is increased from small to large to form an expansion trend, the armrest slides upwards relative to the lower backrest frame 3, when the reciprocating telescopic component 7 is pushed out, the included angle between the upper backrest frame 1 and the lower backrest frame 3 is decreased from large to small to form a contraction trend, and the armrest 2 slides downwards relative to the lower backrest frame 3, so that the armrest 2 can be integrally structured with the upper backrest frame 1 and the lower backrest frame 3 from beginning to end when the upper backrest frame 1 and the lower backrest frame 3 expand.
The beneficial effects of the above alternative embodiment are: the reciprocating telescopic component 7 is adopted, the structure is reasonable, the driving is direct and reliable, and the reciprocating telescopic component 7 not only provides variable power, but also plays a role in stably supporting the chair frame; secondly, the structure adopts a sliding rail structure, so that the stability and the assembly convenience are better; thirdly, the structure can enable the upper backrest frame and the lower backrest frame to realize the functions of angle expansion and continuous change, and the experience comfort level is better; finally, the structure ensures that the handrail, the upper backrest frame and the lower backrest frame are of an integral structure, and the applicability is enhanced.
Referring to fig. 6 to 9, the present embodiment slidably connects the armrest lower connecting member 22 to the groove of the back frame sliding member 31 through the sliding position-limiting member 8, so as to form a new structure, in which the groove of the back frame sliding member 31 has its own stroke limit, without additionally providing the position-limiting piece 4.
As shown in fig. 1 to 9, a massage chair according to an embodiment of the second aspect of the present invention includes an armrest assembly mechanism according to an embodiment of the first aspect of the present invention.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for the sake of clarity only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are also considered to be the scope of the present invention without substantial changes in the technical content.
Claims (8)
1. A handrail assembling mechanism is characterized by comprising an upper backrest frame (1), a handrail (2), a lower backrest frame (3), a seat frame linkage rod (5), a bottom seat frame (6), a reciprocating telescopic assembly (7), a shaft (a), a roller (11) and a slide rail (61);
one end of the upper backrest frame (1) and one end of the lower backrest frame (3) are hinged at the shaft (a), and the other end of the upper backrest frame (1) is hinged at one end of the reciprocating telescopic assembly (7);
the roller (11) of the upper backrest frame (1) is slidably connected in the slide rail (61) of the bottom seat frame (6);
the other end of the reciprocating telescopic component (7) is hinged on the bottom seat frame (6), the other end of the lower backrest frame (3) is hinged at one end of the seat frame linkage rod (5), and the other end of the seat frame linkage rod (5) is hinged on the bottom seat frame (6);
the rear end of the armrest (2) is fixed on the upper backrest frame (1), and the front end of the armrest (2) is connected to the lower backrest frame (3) in a sliding manner.
2. The armrest assembling mechanism according to claim 1, further comprising an armrest upper connecting member (21), wherein the rear end of the armrest (2) is fixed to the upper back frame (1) by the armrest upper connecting member (21).
3. The armrest assembly mechanism according to claim 2, further comprising a backrest frame slider (31) and an armrest lower connecting member (22), wherein the lower backrest frame (3) has the backrest frame slider (31), and the backrest frame slider (31) has a groove.
4. The armrest assembly mechanism according to claim 3, further comprising a detent (221), wherein the armrest (2) is connected to the groove of the backrest frame sliding member (31) by the detent (221) on the armrest lower connecting member (22).
5. The armrest assembly mechanism according to claim 3, further comprising a sliding stop assembly (8), wherein the armrest (2) is slidably connected to the groove of the backrest frame sliding member (31) through the sliding stop assembly (8) by the armrest lower connecting member (22).
6. The armrest assembly mechanism according to claim 4 or 5, characterized in that the armrest assembly mechanism further comprises a limiting piece (4), and the limiting piece (4) is used for limiting the over-travel.
7. The armrest assembly mechanism according to claim 6, wherein the reciprocating telescoping assembly (7) is any one of an electric push rod, a hydraulic cylinder or a pneumatic cylinder.
8. A massage chair comprising an armrest assembly mechanism as claimed in any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220929245.2U CN218515908U (en) | 2022-04-21 | 2022-04-21 | Handrail assembly devices and massage armchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220929245.2U CN218515908U (en) | 2022-04-21 | 2022-04-21 | Handrail assembly devices and massage armchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218515908U true CN218515908U (en) | 2023-02-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220929245.2U Active CN218515908U (en) | 2022-04-21 | 2022-04-21 | Handrail assembly devices and massage armchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218515908U (en) |
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2022
- 2022-04-21 CN CN202220929245.2U patent/CN218515908U/en active Active
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