CN112021851A - Adjustable chair - Google Patents
Adjustable chair Download PDFInfo
- Publication number
- CN112021851A CN112021851A CN202010890751.0A CN202010890751A CN112021851A CN 112021851 A CN112021851 A CN 112021851A CN 202010890751 A CN202010890751 A CN 202010890751A CN 112021851 A CN112021851 A CN 112021851A
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- Prior art keywords
- backrest
- push rod
- pillow
- rotating shaft
- electric telescopic
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- 239000004744 fabric Substances 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 238000005381 potential energy Methods 0.000 description 6
- 230000008602 contraction Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010009 beating Methods 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/36—Support for the head or the back
- A47C7/40—Support for the head or the back for the back
- A47C7/46—Support for the head or the back for the back with special, e.g. adjustable, lumbar region support profile; "Ackerblom" profile chairs
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/36—Support for the head or the back
- A47C7/38—Support for the head or the back for the head
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/62—Accessories for chairs
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H23/00—Percussion or vibration massage, e.g. using supersonic vibration; Suction-vibration massage; Massage with moving diaphragms
- A61H23/02—Percussion or vibration massage, e.g. using supersonic vibration; Suction-vibration massage; Massage with moving diaphragms with electric or magnetic drive
Abstract
The invention discloses an adjustable chair, which comprises a chair body, wherein a chair seat plate is arranged on the chair body, a second backrest connected with the chair seat plate is arranged on the right side of the chair seat plate, the upper end of the second backrest is movably connected with a first backrest, a pillow is arranged on the left side of the first backrest, an up-and-down moving assembly is arranged between the first backrest and the pillow, a second cavity is arranged in the pillow, at least one pair of striking assemblies are arranged in the second cavity, each striking assembly comprises at least one first electric telescopic push rod, the telescopic end of each first electric telescopic push rod is connected with a first striking ball, at least one first connecting pipe is arranged on the outer side of each first electric telescopic push rod, an elastic spring is arranged in each first connecting pipe, the end part of each elastic spring is connected with a second striking ball, a second through hole is formed in the side wall of one end, close to a connecting plate, of each first striking ball is, the pull wire is disposed through the second aperture. The invention is convenient for improving the comfort of people in life.
Description
Technical Field
The invention relates to the technical field of chairs, in particular to an adjustable chair.
Background
The chair is a daily-life furniture, a seat with a backrest and armrests. Modern chairs pursue beauty and fashion, and some chairs are not seats alone and are endowed with more technologies, so that the chairs are more convenient for human beings.
At present, a plurality of adjustable chairs exist, people can install the height of the chair seat according to the height requirement, the existing chair seat can only realize the lifting in the vertical direction in space, and the design that the angle between the chair backrest and the chair seat plate presents an acute angle is not designed.
Disclosure of Invention
In view of the above, the present invention is directed to an adjustable chair that addresses all or one of the problems of the background art.
Based on the above purpose, the invention provides an adjustable chair, which comprises a chair body, wherein a chair seat plate is arranged on the chair body, a second backrest connected with the chair seat plate is arranged on the right side of the chair seat plate, a first backrest is movably connected with the upper end of the second backrest, a first angle adjusting assembly is arranged between the chair seat plate and the second backrest and used for controlling the angle between the chair seat plate and the second backrest, a second angle adjusting assembly is arranged between the first backrest and the second backrest and used for controlling the angle between the first backrest and the second backrest, a pillow is arranged on the left side of the first backrest, an up-down moving assembly is arranged between the first backrest and the pillow and comprises a driving piece, the driving piece is connected with the pillow through a connecting block, the driving piece is used for controlling the pillow to move up and down on the left side surface of the first backrest, a second cavity is arranged in the pillow, at least one pair of striking components are arranged in the second cavity, each striking component comprises at least one first electric telescopic push rod, the first electric telescopic push rod is connected with a connecting plate connected with the inner side wall of the cavity, the telescopic end of the first electric telescopic push rod is connected with a first hitting ball, the outer side of the first electric telescopic push rod is at least provided with a first connecting pipe connected with the connecting plate, an elastic spring is arranged in the first connecting pipe, the end part of the elastic spring is connected with a second hitting ball, a second through hole is formed in the side wall of one end, close to the connecting plate, of the first connecting pipe, the first hitting ball is connected with the second hitting ball through a traction wire, and the traction wire penetrates through the second through hole.
Optionally, both sides of the second through hole are communicated with guide pipes, the traction line passes through the guide pipes, two ends of the guide pipes are respectively communicated with a first multi-section telescopic rod and a second multi-section telescopic rod, the traction line passes through the first multi-section telescopic rod and the second multi-section telescopic rod, the end part of the first multi-section telescopic rod is hinged to the first hitting ball, the end part of the second multi-section telescopic rod is hinged to the second hitting ball, the first multi-section telescopic rod is located on the outer side of the first connecting pipe, the first multi-section telescopic rod is located on one side of the first electric telescopic push rod, and the second multi-section telescopic rod is located on the inner side of the first connecting pipe.
Optionally, the first angle adjusting assembly comprises a first motor fixedly connected with the seat plate, an output end of the first motor is connected with a first rotating shaft, the side wall of the first rotating shaft is fixedly connected with the second backrest, and a first angle sensor is arranged on the first rotating shaft.
Optionally, the second angle adjusting assembly comprises a second motor fixedly connected with the second backrest, the output end of the second motor is connected with a second rotating shaft, the side wall of the second rotating shaft is fixedly connected with the first backrest, and a second angle sensor is arranged on the second rotating shaft.
Optionally, the up-down moving assembly includes a first groove opened on a left side surface of the first backrest.
Optionally, the driving piece and the connecting block are arranged in the first groove, a first cavity is formed in the first backrest, a first roller and a second roller are arranged in the first cavity, the first roller and the second roller are connected through a covering cloth in a transmission mode, first through holes communicated with the first cavity are formed in the two ends of the first groove, and the covering cloth penetrates through the two first through holes and is fixedly connected with the connecting block.
Optionally, the driving part comprises a third motor, an output end of the third motor is connected with a third rotating shaft, the third rotating shaft is connected with a first lead screw, a first ball is connected to the first lead screw in a threaded manner, and the upper end of the first ball is connected with the connecting block.
Optionally, the driving part comprises a driving telescopic push rod, and the telescopic end of the driving telescopic push rod is connected with the connecting block.
Optionally, two guide rods are arranged in the first groove, the two guide rods are respectively arranged on two sides of the driving piece, a sliding sleeve block is sleeved on the guide rods in a sliding mode, and the upper end of the sliding sleeve block is connected with the shielding cloth.
Optionally, a second sliding groove is formed in the front side wall and the rear side wall of the first groove, a second sliding block is connected in the second sliding groove in a sliding mode, and the upper end of the second sliding block is connected with the shielding cloth.
From the above, the adjustable chair provided by the invention is convenient for improving the living comfort of people, when people sit on the chair seat plate, the first backrest and the second backrest can be adjusted through the first angle adjusting assembly and the second angle adjusting assembly, when the back of people leans against the first backrest and the second backrest, the pillow on the first backrest moves up and down under the action of the up-and-down moving assembly, the pillow is convenient to drive to massage the neck and the back of people, when the massage strength needs to be enhanced, the first electric telescopic push rod is started, the first electric telescopic push rod is telescopic so as to drive the first batting ball to beat the neck and the back of people, the second batting ball is dragged to move through the traction line when the first batting ball moves, and when the first electric telescopic push rod extends, the elastic spring is in a contraction state, when the first electric telescopic push rod is shortened, the second hitting ball can beat and massage the neck and the back of the person through the elastic potential energy of the elastic spring; when people sit on the chair seat board and lie on the desk for rest, the first angle adjusting component and the second angle adjusting component are controlled to adjust the angle between the chair seat board and the second backrest and the angle between the first backrest and the second backrest so that the pillow is in contact with the back of people lying on the desk, the pillow on the first backrest moves up and down under the action of the up-and-down moving component so as to be convenient for driving the pillow to massage the neck and the back of people, when the massage strength needs to be enhanced, the first electric telescopic push rod is started, the first electric telescopic push rod is telescopic so as to drive the first hitting ball to beat the neck and the back of people, the second hitting ball is pulled to move through a traction line when the first hitting ball moves, when the first electric telescopic push rod extends, the elastic spring is in a contraction state, when the first electric telescopic push rod is shortened, the elastic potential energy of the elastic spring enables the second hitting ball to perform beating massage treatment on the neck and the back of the person.
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 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 drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is an enlarged schematic view of a portion a in fig. 1.
In the figure: the chair seat plate comprises a chair seat plate 1, a first backrest 2, a second backrest 3, a pillow 4, a first motor 5, a first rotating shaft 6, a second motor 7, a second rotating shaft 8, an up-down moving component 9, a third motor 10, a first lead screw 11, a first ball 12, a first connecting pipe 13, a second multi-section telescopic rod 14, a covering cloth 15, a first roller 16, a second roller 17, a hitting component 18, a first electric telescopic push rod 19, a first hitting ball 20, a traction wire 21, a first multi-section telescopic rod 22, an elastic spring 23, a second hitting ball 24 and a guide pipe 25.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to specific embodiments and the accompanying drawings.
It is to be noted that technical terms or scientific terms used in the embodiments of the present invention should have the ordinary meanings as understood by those having ordinary skill in the art to which the present disclosure belongs, unless otherwise defined. The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
An adjustable chair comprises a chair body, wherein a chair seat plate 1 is arranged on the chair body, a second backrest 3 connected with the chair seat plate 1 is arranged on the right side of the chair seat plate 1, a first backrest 2 is movably connected to the upper end of the second backrest 3, a first angle adjusting assembly is arranged between the chair seat plate 1 and the second backrest 3 and used for controlling the angle between the chair seat plate 1 and the second backrest 3, a second angle adjusting assembly is arranged between the first backrest 2 and the second backrest 3 and used for controlling the angle between the first backrest 2 and the second backrest 3, a pillow 4 is arranged on the left side of the first backrest 2, an up-and-down moving assembly 9 is arranged between the first backrest 2 and the pillow 4, the up-and-down moving assembly 9 comprises a driving piece, the driving piece is connected with the pillow 4 through a connecting block, the driving piece is used for controlling the pillow 4 to move up and down on the left side surface of the first backrest 2, a second cavity is arranged in the pillow 4, at least one pair of striking components 18 are arranged in the second cavity, each striking component 18 comprises at least one first electric telescopic push rod 19, the first electric telescopic push rod 19 is connected with a control panel, the first electric telescopic push rod 19 is connected with a connecting plate connected with the inner side wall of the cavity, the telescopic end of the first electric telescopic push rod 19 is connected with a first striking ball 20, the outer side of the first electric telescopic push rod 19 is at least provided with a first connecting pipe 13 connected with the connecting plate, an elastic spring 23 is arranged in the first connecting pipe 13, the end part of the elastic spring 23 is connected with a second striking ball 24, and the side wall of one end, close to the connecting plate, of the first connecting pipe 13 is provided with a second through hole, the first hitting ball 20 is connected with the second hitting ball 24 through the traction line 21, the traction line 21 penetrates through the second through hole, so that the living comfort of people is improved, before people sit on the seat board 1, the first backrest 2 and the second backrest 3 can be adjusted through the first angle adjusting assembly and the second angle adjusting assembly, when the back of people leans against the first backrest 2 and the second backrest 3, the pillow 4 on the first backrest 2 moves up and down under the action of the up-and-down moving assembly 9, so that the pillow 4 is driven to massage the neck and the back of people, when the massage strength needs to be enhanced, the first electric telescopic push rod 19 is started, the first electric telescopic push rod 19 is telescopic so as to drive the first hitting ball 20 to beat the neck and the back of people, when the first hitting ball 20 moves, the second hitting ball 24 is pulled through the traction line 21, when the first electric telescopic push rod 19 extends, the elastic spring 23 is in a contracted state, and when the first electric telescopic push rod 19 is shortened, the elastic potential energy of the elastic spring 23 enables the second hitting ball 24 to perform hitting massage treatment on the neck and the back of the person; when people sit on the chair seat plate 1 and lie on the desk for rest, the first angle adjusting component and the second angle adjusting component are controlled to adjust the angle between the chair seat plate 1 and the second backrest 3 and the angle between the first backrest 2 and the second backrest 3, so that the pillow 4 is in contact with the back of people lying on the desk, the pillow 4 on the first backrest 2 moves up and down under the action of the up-and-down moving component 9, so that the pillow 4 is driven to massage the neck and the back of people, when the massage strength needs to be enhanced, the first electric telescopic push rod 19 is started, the first electric telescopic push rod 19 is telescopic so as to drive the first hitting ball 20 to beat the neck and the back of people, the second hitting ball 24 is pulled to move through the traction line 21 when the first hitting ball 20 moves, when the first electric telescopic push rod 19 extends, the elastic spring 23 is in a contraction state, when the first electric telescopic push rod 19 is shortened, the elastic potential energy of the elastic spring 23 enables the second hitting ball 24 to perform a hitting massage treatment on the neck and the back of the person.
In order to avoid the traction wire 21 from being wound around the elastic spring 23 and affecting the traction of the traction wire 21, two sides of the second through hole are communicated with a guide tube 25, the traction wire 21 passes through the guide tube 25, the end portions of the two guide tubes 25 are respectively communicated with a first multi-section telescopic rod 22 and a second multi-section telescopic rod 14, the traction wire 21 passes through the first multi-section telescopic rod 22 and the second multi-section telescopic rod 14, the end portion of the first multi-section telescopic rod 22 is hinged to the first hitting ball 20, the end portion of the second multi-section telescopic rod 14 is hinged to the second hitting ball 24, the first multi-section telescopic rod 22 is located outside the first connecting tube 13, the first multi-section telescopic rod 22 is located on one side of the first electric telescopic push rod 19, and the second multi-section telescopic rod 14 is located inside the first connecting tube 13.
In order to facilitate the control the angle between the first backrest 2 and the second backrest 3, the first angle adjusting assembly comprises a first motor 5 fixedly connected with the seat plate 1, the output end of the first motor 5 is connected with a first rotating shaft 6, the side wall of the first rotating shaft 6 is fixedly connected with the second backrest 3, a first angle sensor is arranged on the first rotating shaft 6, the first motor 5 is started to drive the first rotating shaft 6 to rotate, and then the adjustment of the angle between the first backrest 2 and the second backrest 3 is realized.
In order to facilitate control first back 2 with angle between the second back 3, second angle adjusting part include with second back 3 fixed connection's second motor 7, the output of second motor 7 is connected with second pivot 8, fixed connection on the lateral wall of second pivot 8 first back 2, be provided with second angle sensor in the second pivot 8.
A control panel is arranged on the side wall of the seat board 1, and the first motor 5, the second motor 7, the first angle sensor and the second angle sensor are all connected with the control panel.
In order to facilitate the control the angle between the first backrest 2 and the second backrest 3, the first angle adjusting assembly comprises a second electric telescopic push rod hinged to the seat plate 1, the telescopic end of the second electric telescopic push rod is hinged to the second backrest 3, and the second electric telescopic push rod is telescopic so as to adjust the angle between the first backrest 2 and the second backrest 3.
In order to control the angle between the first backrest 2 and the second backrest 3, the second angle adjusting assembly comprises a third electric telescopic push rod hinged to the second backrest 3, and the telescopic end of the third electric telescopic push rod is hinged to the first backrest 2, so that the angle between the first backrest 2 and the second backrest 3 can be adjusted.
The second electric telescopic push rod and the third electric telescopic push rod are connected with the control panel.
In order to facilitate the placement of the up-and-down moving assembly 9 to prevent the comfort of people leaning against the first backrest 2 from being affected, the up-and-down moving assembly 9 comprises a first groove formed on the left side surface of the first backrest 2.
In order to facilitate covering of the driving piece and the connecting block, the driving piece and the connecting block are all arranged in the first groove, a first cavity is formed in the first backrest 2, a first roller 16 and a second roller 17 are arranged in the first cavity, the first roller 16 and the second roller 17 are connected through a covering cloth 15 in a transmission mode, first through holes communicated with the first cavity are formed in two ends of the first groove, the covering cloth 15 penetrates through two first through holes and is fixedly connected with the connecting block, when the connecting block is driven to move up and down by the driving piece, the covering cloth 15 is driven to be driven to transmit under the action of the first roller 16 and the second roller 17, and the covering cloth 15 is convenient for covering the driving piece in the first groove and the connecting block and the like.
In order to prevent that people's fingers etc. from stretching into first recess, the influence moves the operation of subassembly 9 about reciprocating, equidistant gag lever post that is provided with on the tarpaulin 15.
In order to facilitate the control pillow 4 the 2 left surfaces of first back reciprocate, are convenient for improve people and lean against, the driving piece includes third motor 10, the output of third motor 10 is connected with the third pivot, the third pivot is connected with first lead screw 11, threaded connection has first ball 12 on the first lead screw 11, first ball 12 upper end with the connecting block is connected, third motor 10 with control panel connects.
In order to facilitate the movement limitation of the first ball 12, a first sliding groove is formed in the first groove, and a first sliding block connected with the first ball 12 is connected in the first sliding groove in a sliding manner.
In order to facilitate the rotation of the third rotating shaft to drive the first lead screw 11 to rotate, the third rotating shaft is coaxially and fixedly connected with the first lead screw 11.
In order to facilitate the rotation of the third rotating shaft to drive the first lead screw 11 to rotate, the end part of the first lead screw 11 is connected with a first connecting shaft, and the first connecting shaft is connected with the third rotating shaft through transmission.
In order to facilitate the rotation of the third rotating shaft to drive the first lead screw 11 to rotate, the first connecting shaft is in transmission connection with the third rotating shaft through a transmission belt.
In order to facilitate the rotation of the third rotating shaft to drive the first lead screw 11 to rotate, the first connecting shaft and the third rotating shaft are respectively connected with a first gear and a second gear, and the first gear is in transmission connection with the second gear through a chain.
In order to facilitate the control of the pillow 4, the left side face of the first backrest 2 moves up and down, so that the backrest of people can be improved, the driving piece comprises a driving telescopic push rod, the telescopic end of the driving telescopic push rod is connected with the connecting block, the driving telescopic push rod is connected with the control panel, and the driving telescopic push rod is driven and controlled in a hydraulic, electric or pneumatic mode.
In order to facilitate covering of the shielding cloth 15, objects in the first groove can be completely covered, two guide rods are arranged in the first groove and are arranged on two sides of the driving piece respectively, sliding sleeve blocks are sleeved on the guide rods in a sliding mode, and the upper ends of the sliding sleeve blocks are connected with the shielding cloth 15.
For the convenience of the shielding cloth 15 can carry out complete covering on the object in the first groove, a second sliding groove is formed in the front side wall and the rear side wall in the first groove, a second sliding block is connected in the second sliding groove in a sliding mode, and the upper end of the second sliding block is connected with the shielding cloth 15.
In order to improve the living comfort of people, before people sit on the chair seat plate 1, the first backrest 2 and the second backrest 3 can be adjusted through the first angle adjusting assembly and the second angle adjusting assembly, when the back of people leans against the first backrest 2 and the second backrest 3, the pillow 4 on the first backrest 2 moves up and down under the action of the up-and-down moving assembly 9, so that the pillow 4 is driven to massage the neck and the back of people, when the massage strength needs to be enhanced, the first electric telescopic push rod 19 is started, the first electric telescopic push rod 19 is telescopic so as to drive the first hitting ball 20 to beat the neck and the back of people, when the first hitting ball 20 moves, the second hitting ball 24 is pulled by the pull wire 21, when the first electric telescopic push rod 19 extends, the elastic spring 23 is in a contracted state, when the first electric telescopic push rod 19 is shortened, the elastic potential energy of the elastic spring 23 enables the second hitting ball 24 to perform beating massage treatment on the neck and the back of the person; when people sit on the chair seat plate 1 and lie on the desk for rest, the first angle adjusting component and the second angle adjusting component are controlled to adjust the angle between the chair seat plate 1 and the second backrest 3 and the angle between the first backrest 2 and the second backrest 3, so that the pillow 4 is in contact with the back of people lying on the desk, the pillow 4 on the first backrest 2 moves up and down under the action of the up-and-down moving component 9, so that the pillow 4 is driven to massage the neck and the back of people, when the massage strength needs to be enhanced, the first electric telescopic push rod 19 is started, the first electric telescopic push rod 19 is telescopic so as to drive the first hitting ball 20 to beat the neck and the back of people, the second hitting ball 24 is pulled to move through the traction line 21 when the first hitting ball 20 moves, when the first electric telescopic push rod 19 extends, the elastic spring 23 is in a contraction state, when the first electric telescopic push rod 19 is shortened, the elastic potential energy of the elastic spring 23 enables the second hitting ball 24 to perform a hitting massage treatment on the neck and the back of the person.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the spirit of the present disclosure, features from the above embodiments or from different embodiments may also be combined, steps may be implemented in any order, and there are many other variations of different aspects of one or more embodiments of the present description as described above, which are not provided in detail for the sake of brevity.
In addition, well-known power/ground connections to Integrated Circuit (IC) chips and other components may or may not be shown in the provided figures, for simplicity of illustration and discussion, and so as not to obscure one or more embodiments of the disclosure. Furthermore, devices may be shown in block diagram form in order to avoid obscuring the understanding of one or more embodiments of the present description, and this also takes into account the fact that specifics with respect to implementation of such block diagram devices are highly dependent upon the platform within which the one or more embodiments of the present description are to be implemented (i.e., specifics should be well within purview of one skilled in the art). Where specific details (e.g., circuits) are set forth in order to describe example embodiments of the disclosure, it should be apparent to one skilled in the art that one or more embodiments of the disclosure can be practiced without, or with variation of, these specific details. Accordingly, the description is to be regarded as illustrative instead of restrictive.
While the present disclosure has been described in conjunction with specific embodiments thereof, many alternatives, modifications, and variations of these embodiments will be apparent to those of ordinary skill in the art in light of the foregoing description. For example, other memory architectures (e.g., dynamic ram (dram)) may use the discussed embodiments.
It is intended that the one or more embodiments of the present specification embrace all such alternatives, modifications and variations as fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements, and the like that may be made without departing from the spirit and principles of one or more embodiments of the present disclosure are intended to be included within the scope of the present disclosure.
Claims (10)
1. An adjustable chair is characterized by comprising a chair body, wherein a chair seat plate (1) is arranged on the chair body, a second backrest (3) connected with the chair seat plate is arranged on the right side of the chair seat plate (1), a first backrest (2) is movably connected to the upper end of the second backrest (3), a first angle adjusting assembly is arranged between the chair seat plate (1) and the second backrest (3) and used for controlling an angle between the chair seat plate (1) and the second backrest (3), a second angle adjusting assembly is arranged between the first backrest (2) and the second backrest (3) and used for controlling an angle between the first backrest (2) and the second backrest (3), a pillow (4) is arranged on the left side of the first backrest (2), and an up-and-down moving assembly (9) is arranged between the first backrest (2) and the pillow (4), the up-and-down moving component (9) comprises a driving piece, the driving piece is connected with the pillow (4) through a connecting block, the driving piece is used for controlling the pillow (4) to move up and down on the left side face of the first backrest (2), a second cavity is arranged in the pillow (4), at least one pair of hitting components (18) is arranged in the second cavity, each hitting component (18) comprises at least one first electric telescopic push rod (19), each first electric telescopic push rod (19) is connected with a connecting plate connected with the inner side wall of the cavity, the telescopic end of each first electric telescopic push rod (19) is connected with a first hitting ball (20), at least one first connecting pipe (13) connected with the connecting plate is arranged on the outer side of each first electric telescopic push rod (19), an elastic spring (23) is arranged in each first connecting pipe (13), the end part of the elastic spring (23) is connected with a second hitting ball (24), a second through hole is formed in the side wall, close to one end of the connecting plate, of the first connecting pipe (13), the first hitting ball (20) is connected with the second hitting ball (24) through a traction line (21), and the traction line (21) penetrates through the second through hole.
2. An adjustable chair according to claim 1, wherein said second aperture is flanked by ducts (25), the traction wire (21) passes through the guide pipes (25), the end parts of the two guide pipes (25) are respectively communicated with a first multi-section telescopic rod (22) and a second multi-section telescopic rod (14), the traction wire (21) is arranged by penetrating through the first multi-section telescopic rod (22) and the second multi-section telescopic rod (14), the end part of the first multi-section telescopic rod (22) is hinged with the first batting ball (20), the end part of the second multi-section telescopic rod (14) is hinged with the second batting ball (24), the first multi-section telescopic rod (22) is positioned outside the first connecting pipe (13), and the first multi-section telescopic rod (22) is positioned at one side of the first electric telescopic push rod (19), the second multi-section telescopic rod (14) is positioned inside the first connecting pipe (13).
3. An adjustable chair according to claim 1, wherein the first angle adjusting assembly comprises a first motor (5) fixedly connected with the chair seat plate (1), the output end of the first motor (5) is connected with a first rotating shaft (6), the side wall of the first rotating shaft (6) is fixedly connected with the second backrest (3), and a first angle sensor is arranged on the first rotating shaft (6).
4. The adjustable chair according to claim 1, wherein the second angle adjusting assembly comprises a second motor (7) fixedly connected with the second backrest (3), an output end of the second motor (7) is connected with a second rotating shaft (8), a side wall of the second rotating shaft (8) is fixedly connected with the first backrest (2), and a second angle sensor is arranged on the second rotating shaft (8).
5. An adjustable chair according to claim 1, wherein said up and down moving assembly (9) comprises a first recess opening on the left side of said first backrest (2).
6. The adjustable chair according to claim 5, wherein the driving member and the connecting block are disposed in the first groove, a first cavity is formed in the first backrest (2), a first roller (16) and a second roller (17) are disposed in the first cavity, the first roller (16) and the second roller (17) are in transmission connection through a covering cloth (15), first through holes communicated with the first cavity are formed in both ends of the first groove, and the covering cloth (15) passes through the two first through holes and is fixedly connected with the connecting block.
7. The adjustable chair according to claim 1 or 6, wherein the driving member comprises a third motor (10), a third rotating shaft is connected to an output end of the third motor (10), a first lead screw (11) is connected to the third rotating shaft, a first ball (12) is connected to the first lead screw (11) in a threaded manner, and an upper end of the first ball (12) is connected to the connecting block.
8. An adjustable chair according to claim 1 or 6 wherein said drive member comprises a drive telescopic ram, the telescopic end of said drive telescopic ram being connected to said connecting block.
9. An adjustable chair according to claim 6, wherein two guide rods are arranged in the first recess, the two guide rods are respectively arranged at two sides of the driving member, a sliding sleeve block is slidably sleeved on the guide rods, and the upper end of the sliding sleeve block is connected with the shielding cloth (15).
10. The adjustable chair according to claim 6, wherein the first groove is provided with a second sliding groove on both the front side wall and the rear side wall, a second sliding block is connected in the second sliding groove in a sliding manner, and the upper end of the second sliding block is connected with the covering cloth (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010890751.0A CN112021851B (en) | 2020-08-29 | 2020-08-29 | Adjustable chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010890751.0A CN112021851B (en) | 2020-08-29 | 2020-08-29 | Adjustable chair |
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| Publication Number | Publication Date |
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| CN112021851A true CN112021851A (en) | 2020-12-04 |
| CN112021851B CN112021851B (en) | 2023-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010890751.0A Active CN112021851B (en) | 2020-08-29 | 2020-08-29 | Adjustable chair |
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| Country | Link |
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| CN (1) | CN112021851B (en) |
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| CN112674922A (en) * | 2020-12-24 | 2021-04-20 | 甘肃中医药大学附属医院 | Adjustable self-gravity traction lumbar vertebra resetting device |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN112021851B (en) | 2023-12-22 |
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