CN110074587B - Multifunctional invisible bookcase bed based on intelligent voice control - Google Patents
Multifunctional invisible bookcase bed based on intelligent voice control Download PDFInfo
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- CN110074587B CN110074587B CN201910332987.XA CN201910332987A CN110074587B CN 110074587 B CN110074587 B CN 110074587B CN 201910332987 A CN201910332987 A CN 201910332987A CN 110074587 B CN110074587 B CN 110074587B
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- 238000004891 communication Methods 0.000 claims abstract description 29
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- 230000015572 biosynthetic process Effects 0.000 claims description 15
- 238000003786 synthesis reaction Methods 0.000 claims description 15
- 238000012544 monitoring process Methods 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 claims description 3
- 230000017105 transposition Effects 0.000 claims description 3
- 230000004044 response Effects 0.000 description 11
- 238000013461 design Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
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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
- A47C17/00—Sofas; Couches; Beds
- A47C17/52—Cabinet beds; Table beds, or like beds; Wardrobe beds
- A47C17/54—Cabinet beds; Table beds, or like beds; Wardrobe beds in which the cabinet or the like is tilted with the bed
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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
- A47C17/00—Sofas; Couches; Beds
- A47C17/52—Cabinet beds; Table beds, or like beds; Wardrobe beds
- A47C17/56—Cabinet beds; Table beds, or like beds; Wardrobe beds pivotable on both horizontal and vertical axis
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L15/00—Speech recognition
- G10L15/22—Procedures used during a speech recognition process, e.g. man-machine dialogue
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L15/00—Speech recognition
- G10L15/26—Speech to text systems
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Abstract
本发明公开了一种基于智能语音控制的多功能隐形书柜床，包括固定书柜、书架床、一级旋转驱动装置、二级旋转驱动装置、牵引装置、书桌驱动装置、控制电路和云端服务器，所述牵引装置包括牵引绳、支点升降结构和绕绳结构，所述牵引绳的一端设置在床体的上端上，另一端通过支点升降结构与绕绳结构相连接，所述控制电路分别与一级旋转驱动装置、二级旋转驱动装置、牵引装置和书桌驱动装置通讯连接，所述云端服务器与控制电路通讯连接。本发明以电动驱动的形式代替以往人力驱动，节省了操作步骤，降低了操作人员的劳动强度，安全性能高和使用寿命长。
The invention discloses a multifunctional invisible bookcase bed based on intelligent voice control, comprising a fixed bookcase, a bookshelf bed, a primary rotary drive device, a secondary rotary drive device, a traction device, a desk drive device, a control circuit and a cloud server. The traction device includes a traction rope, a fulcrum lifting structure and a rope winding structure. One end of the traction rope is arranged on the upper end of the bed body, and the other end is connected to the rope winding structure through the fulcrum lifting structure. The control circuit is respectively connected with the first stage. The rotary driving device, the secondary rotary driving device, the traction device and the desk driving device are connected in communication, and the cloud server is in communication connection with the control circuit. The present invention replaces the previous manual drive in the form of electric drive, saves the operation steps, reduces the labor intensity of the operator, and has high safety performance and long service life.
Description
Technical Field
The invention relates to the technical field of intelligent home furnishing, in particular to a multifunctional invisible bookcase bed based on intelligent voice control.
Background
With the continuous development and progress of society, more and more young people walk into cities, so that the houses of the first-line and second-line cities are increasingly tense and the house price is higher and higher. The small dwelling house is gradually favored by young people, and the storage of the small dwelling house which wants to create a beautiful living environment becomes an important problem to be solved urgently. The mobility of the consumer group and the unstable lifestyle necessarily also determine a strong demand for flexible storage. By researching a home design concept of pleasure and combining the psychology of pursuing fashion, novelty and diversity of young people, the creative design of small-space storage home is a topic worthy of research.
The small-dwelling house is generally considered to have an area less than 90 square meters. The house is accomodate in little space design is exactly in narrow and small space, and reasonable layout all arranges wherein all practical function to the design of function is accomodate in the key realization. In fact, small space housing home design is a very popular topic recently. In a narrow space, the house has the functions of reasonable storage without losing practical functions, and more importantly, various requirements of residents are met.
The relative reduction in the area of modern bedrooms requires that the home decoration design use as reasonable space as possible. Compared with the prior bedroom which has the functions of entertainment, study and the like, the modern bedroom has returned to the space for sleeping and resting. Therefore, the design trend of bedrooms is small and fine in terms of human psychological characteristics, the area of modern housing and the like. Taking a small-sized 14-square-meter bedroom (the using area is about 12 square meters) as an example, a double bed occupies 3 square meters, a walking channel at the bedside and a door is added, a wardrobe is placed, and almost no residual space exists. Therefore, the folding bed with the invisible function has good marketing and development prospects.
The stealthy bed of current mechanical type uses the manpower mostly as the drive, and the user not only has improved user's intensity of labour when the lifting bed body of manpower to the in-process accident that takes place easily when the lifting bed body of manpower, for example the bed body fish tail user or injure the user by a crashing object, in addition, the current stealthy bed of being applied to mechanical type and traditional spring structure easily fatigue loss easily, reduced the life that makes the stealthy bed of current mechanical type comparatively short life, and need frequent maintenance, improved the maintenance cost, to sum up present stealthy bed can't satisfy people's demand.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides the multifunctional invisible bookcase bed based on the intelligent voice control, which is reasonable in design, simple in structure and convenient to operate, replaces the traditional manual drive with an electric drive mode, saves the operation steps, reduces the labor intensity of operators, and has high safety performance and long service life.
In order to solve the technical problems, the invention adopts the following technical scheme:
a multifunctional invisible bookcase bed based on intelligent voice control is characterized by comprising
A fixed bookcase;
the bookshelf bed is arranged in the fixed bookcase and comprises a movable bookshelf for storing books and a bed body for a user to rest, and the lower end of the bed body is connected with the lower end of the movable bookshelf through a hinge structure;
at least one of the upper side and the lower side of the fixed bookcase is provided with a primary rotary driving device which is used for driving the bookshelf bed to horizontally rotate and move out of the fixed bookcase through a connecting rod, and an output shaft of the primary rotary driving device is connected with one end of the connecting rod;
a second-stage rotation driving device for driving the bookshelf bed horizontally rotated and moved out of the fixed bookcase to rotate and completing transposition actions of the movable bookshelf and the bed body is arranged at the other end of the connecting rod, and an output shaft of the second-stage rotation driving device is arranged at the central position of the movable bookshelf of the bookshelf bed;
the traction device is used for driving the bed body to complete lifting action and comprises a traction rope, a fulcrum lifting structure and a rope winding structure, wherein one end of the traction rope is arranged at the upper end of the bed body, and the other end of the traction rope is connected with the rope winding structure through the fulcrum lifting structure;
the desk driving device is used for driving the desktop of the desk to ascend or descend through the supporting rod, the desk driving device is arranged in the supporting seat of the desk, and the output shaft is connected with the supporting rod;
the control circuit is respectively in communication connection with the primary rotation driving device, the secondary rotation driving device, the traction device and the desk driving device;
and the cloud server is used for starting the control circuit to make a corresponding control action through a user voice command and is in communication connection with the control circuit.
In a preferred embodiment of the invention, the fixed bookcase comprises a fixed cabinet, a curved S-shaped bookshelf and a wardrobe, the fixed cabinet is arranged between the curved S-shaped bookshelf and the wardrobe, a plurality of storage lattices are arranged on the curved S-shaped bookshelf from top to bottom, and a plurality of drawers for storing articles are arranged on the wardrobe.
In a preferred embodiment of the present invention, the primary rotation driving device and the secondary rotation driving device are both steering engines.
In a preferred embodiment of the present invention, the pivot lifting structure comprises a lifting motor and a nut, the lifting motor and the nut are arranged at the lower end of the movable bookshelf, the nut is slidably arranged in a limit track through a screw rod, the limit track is arranged on one side of the movable bookshelf and extends along the height direction of the movable bookshelf, an output shaft of the lifting motor is connected with the lower end of the screw rod through a flexible coupling, and a fixed pulley for supporting the traction rope is arranged on the nut.
In a preferred embodiment of the invention, the roping arrangement comprises a roping motor, the output shaft of which is connected to the other end of the traction rope.
In a preferred embodiment of the invention, the multifunctional invisible bookcase bed based on intelligent voice control further comprises a temperature and humidity sensor for monitoring indoor temperature and humidity in real time and an air quality sensor for monitoring indoor air quality in real time, wherein the temperature and humidity sensor and the air quality sensor are respectively in communication connection with the control circuit.
In a preferred embodiment of the present invention, the cloud server includes a voice recognition module, a database module, an intelligent chat module, a voice synthesis module, and a command generation module, wherein a signal input end of the voice recognition module is in communication connection with an external microphone, a signal output end of the voice recognition module is in communication connection with a signal input end of the database module, a signal output end of the database module is in communication connection with a signal input end of the intelligent chat module, a signal output end of the intelligent chat module is in communication connection with signal input ends of the voice synthesis module and the command generation module, respectively, a signal output end of the command generation module is in communication connection with a signal input end of the control circuit, and a signal output end of the voice synthesis module is in communication connection with an external speaker;
a user sends a voice signal to the voice recognition module through an external microphone, the voice recognition module converts command voice into text information and sends the text information to the database module for instruction matching, and the database module sends an instruction of successful matching to the intelligent chat module; the intelligent chatting module identifies corresponding commands and then respectively sends text responses to the voice synthesis module and the instruction generation module; the text response sent to the voice synthesis module is synthesized into corresponding response audio under the action of the text response, and finally the response audio is played through an external sound box to realize voice response. The text reply sent to the instruction generation module identifies the reply text under the action of the text reply and generates a corresponding mechanism operation command, the command is fed back to the control circuit, and the control circuit starts a corresponding device to realize a corresponding function.
Compared with the prior art, the invention is provided with a primary rotation driving device and a secondary rotation driving device, the multifunctional invisible bookcase bed has the advantages that the first-stage rotary driving device and the second-stage rotary driving device can be effectively controlled through the control circuit, the bookcase bed can be horizontally and rotatably moved out of the fixed bookcase under the action of the first-stage rotary driving device, the second-stage rotary driving device drives the bookcase bed to rotate along the central axis of the bookcase bed, the movable bookcase and the bed body can be subjected to position replacement, the first-stage rotary driving device rotates reversely to drive the bookcase bed to horizontally rotate into the fixed bookcase, and finally the bed body rotates and descends around the hinged structure at the lower end of the bed body under the action of the traction device.
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 the present invention.
FIG. 2 is a schematic view of the bed of the present invention after it is lowered.
Fig. 3 is a schematic diagram of the back structure of the present invention.
Fig. 4 is a control schematic block diagram of the present invention.
Fig. 5 is a top view of the present invention.
Fig. 6 is a bottom structure diagram of the present invention.
Fig. 7 is a schematic view of the fulcrum lifting structure of the present invention.
Fig. 8 is a partially enlarged view of a desk according to the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
Referring to fig. 1 to 8, the multifunctional invisible bookcase bed based on intelligent voice control includes a fixed bookcase 100, a bookcase bed 200, a primary rotation driving device 300, a secondary rotation driving device 400, a traction device 600, a desk driving device 740, a control circuit 1000 and a cloud server 900.
The fixed bookcase 100 includes a fixed cabinet 110, a curved S-shaped bookshelf 120 and a wardrobe 130, the fixed cabinet 110 is disposed between the curved S-shaped bookshelf 120 and the wardrobe 130, a plurality of storage compartments 121 are disposed on the curved S-shaped bookshelf 120 from top to bottom, a plurality of drawers 131 for storing articles are disposed on the wardrobe 130, and a cavity 111 for accommodating the bookshelf bed 200 is disposed on the fixed cabinet 110.
The bookshelf bed 200 is arranged in the cavity 111 of the fixed cabinet 110, the bookshelf bed 200 comprises a movable bookshelf 220 for storing books and a bed body 210 for a user to rest, a plurality of book placing grids 221 are arranged on the movable bookshelf 220, the lower end of the bed body 210 is connected with the lower end of the movable bookshelf 220 through a hinge structure, the bed body 210 can be turned to a horizontal state or a vertical state through the hinge structure under the driving of the traction device 600, and the hinge structure is a hinge in the embodiment.
At least one of the upper and lower sides of the fixed cabinet 110 of the fixed bookcase 100 is provided with a primary rotation driving device 300 for driving the bookshelf bed 200 to horizontally rotate and move out of the fixed bookcase 100 through the connecting rod 500, an output shaft of the primary rotation driving device 300 is connected with one end of the connecting rod 500, and in this embodiment, the upper and lower sides of the fixed cabinet 110 are respectively provided with the primary rotation driving device 300.
The other end of the connecting rod 500 is provided with a secondary rotation driving device 400 for driving the bookshelf bed 200 horizontally rotated and moved out of the fixed bookcase 100 to rotate and completing the transposition action of the movable bookshelf 220 and the bed body 210, an output shaft of the secondary rotation driving device 400 is arranged at the center of the movable bookshelf 220 of the bookshelf bed 200, and in this embodiment, the primary rotation driving device 300 and the secondary rotation driving device 400 are both steering engines.
The pivot lifting structure 610 includes a lifting motor 611 and a nut 613, the lifting motor 611 and the nut 613 are disposed at the lower end of the movable bookshelf 220, the nut 613 is slidably disposed in the limit rail 222 through a lead screw 614, the limit rail 222 is disposed at one side of the movable bookshelf 220 and extends along the height direction thereof, an output shaft of the lifting motor 611 is connected with the lower end of the lead screw 614 through a flexible coupling 612, and a fixed pulley 615 for supporting a traction rope 630 is disposed on the nut 613.
The rope winding structure 620 comprises a rope winding motor 621, the output shaft of the rope winding motor 621 is connected with the other end of the traction rope 630, the traction rope 630 can be wound on the output shaft of the rope winding motor 621 or wound down from the output shaft of the rope winding motor 621 through the rope winding motor 621, and therefore the lifting state of the bed body 210 is controlled, and operation is facilitated for a user.
The desk driving device 740 is used for driving the desktop 720 of the desk 700 to ascend or descend through the support rod 730, the desk driving device 740 is arranged in the support seat 710 of the desk 700, the output shaft is connected with the support rod 730, the sofa 800 is arranged at a position close to the lower end of the bed body 210, the height of the sofa 800 is the same as that of the support seat 710 of the desk 700, the control circuit 1000 controls the desk driving device 740 to drive the desktop 720 of the desk 700 to descend while controlling the bed body 210 to descend, therefore, two ends of the bed body 210 descending to a horizontal state can be respectively placed on the support seat 710 and the sofa 800, and the support seat 710 and the sofa 800 can effectively support the bed body 210.
The control circuit 1000 is respectively connected with the primary rotation driving device 300, the secondary rotation driving device 400, the traction device 600 and the desk driving device 740 in a communication manner, the cloud server 900 is used for starting the control circuit 1000 to perform corresponding control actions through voice instructions of a user, and the cloud server 900 is connected with the control circuit 1000 in a communication manner.
A user sends a voice signal to the voice recognition module 910 through the external microphone 1100, the voice recognition module 910 converts a command voice into text information, and sends the text information to the database module 920 for instruction matching, and the database module 920 sends an instruction of successful matching to the intelligent chat module 930; after recognizing the corresponding command, the intelligent chat module 930 sends the text reply to the speech synthesis module 940 and the instruction generation module 950, respectively; the text response sent to the speech synthesis module 940 is synthesized into corresponding response audio under the action of the text response, and finally the response audio is played 1200 through the external sound box to realize the speech response. The text reply sent to the instruction generating module 950 recognizes the reply text under the action thereof and generates a corresponding mechanism operation command, the command is fed back to the control circuit 1000, and the control circuit 1000 starts a corresponding device to implement a corresponding function.
This multi-functional stealthy bookcase bed based on intelligent speech control still includes a temperature and humidity sensor 1300 and an air quality sensor 1400 that is used for the indoor air quality of real-time supervision that is used for real-time supervision indoor humiture, and temperature and humidity sensor 1300 and air quality sensor 1400 are connected with control circuit 1000 communication respectively.
When the user needs to obtain the temperature, humidity and air quality in the room, the voice recognition module 910 wakes up and issues a command "query indoor environment data", and the control circuit 1000 recognizes and feeds back the real-time condition to the user.
When the user needs to set the alarm clock, on the premise that the voice recognition module 910 wakes up, a command "predetermine the alarm clock at XX tomorrow point/alarm clock at XX today point" is issued, and the control circuit 1000 recognizes and feeds back to the user "to successfully predetermine the alarm clock at XX tomorrow point/alarm clock at XX today point".
When a user needs to play music, the voice recognition module 910 wakes up to send a command "play music" XX ", so that the control circuit 1000 recognizes and plays music, and when the volume needs to be adjusted, the control circuit 1000 sends" increase or decrease volume ", so that the control circuit 1000 recognizes and adjusts the volume.
When the user needs to inquire weather, under the premise that the voice recognition module 910 is awakened, a command of "inquire tomorrow weather" is sent out, and the control circuit 1000 recognizes and feeds back to the user that "today is X month and X day of X year, weather X, temperature X degrees centigrade, humidity percent X, X wind X level, current air index X, level X, XXXX! ".
The specific operation of the invention is as follows:
when a user needs to put down the bed body for rest, the voice recognition module 910 can be awakened by sending a voice command of 'your good, xiaoqian', after the voice recognition module 910 is awakened, an 'i need to rest' instruction can be sent, the instruction is sent to the voice recognition module 910 through the external microphone 1100, and then is sent to the control circuit 1000 through the database module 920, the intelligent chat module 930 and the instruction generation module 950, the control circuit 1000 firstly controls the desk driving device 740 to work, the descending action of the desktop 720 is completed, after the desktop 720 descends, the instruction is fed back to the control circuit 1000, the control circuit 1000 controls the primary rotation driving devices 300 arranged on the upper side and the lower side of the fixed cabinet 110 to rotate forwardly and drive the movable bookshelf 220 and the bed body 210 to rotate 90 degrees horizontally outwards together, after the rotation is completed, the control circuit 1000 controls the secondary rotation driving device 400 to rotate, the movable bookshelf 220 and the bed body 210 are driven to rotate 180 degrees together, the positions of the movable bookshelf 220 and the bed body 210 are exchanged, after the rotation is finished, the control circuit 1000 controls the primary rotation driving devices 300 arranged on the upper side and the lower side of the fixed cabinet 110 to rotate reversely, and the movable bookshelf 220 and the bed body 210 are driven to rotate 90 degrees horizontally and inwards together, so that the bed body 210 is in an outer side state; at this time, the control circuit 1000 further controls the lifting motor 611 to rotate forward, so that the nut 613 moves upward along the limiting rail 222 under the action of the lead screw 614, so that the nut 613 drives the fixed pulley 615 to ascend, the fixed pulley 615 serves as a fulcrum of the traction rope 630, when the fulcrum ascends to the highest position, the control circuit 1000 controls the rope winding motor 621 to rotate, so that the traction rope 630 winds down from the output shaft of the rope winding motor 621 to achieve the function of descending the bed body 210, when the bed body 210 descends, the control circuit 1000 controls the lifting motor 611 to rotate reversely, so that the fulcrum descends to the lowest end, and meanwhile, the control circuit 1000 controls the rope winding motor 621 to rotate reversely, so that the traction rope 630 is wound on the output shaft of the rope winding motor 621.
When a user needs to lift the bed body, the voice recognition module 910 can be waken up by sending a voice command of 'your good, xiaoqian', after the voice recognition module 910 is waken up, an 'i need space' instruction can be sent out, the instruction is sent to the voice recognition module 910 through the external microphone 1100, and then is sent to the control circuit 1000 through the database module 920, the intelligent chat module 930 and the instruction generation module 950, the control circuit 1000 controls the rope winding motor 621 to rotate, the traction rope 630 winds down from the rope winding motor 621 and extends the traction rope 630, then the lifting motor 611 is controlled to rotate, so that the fulcrum rises to the highest point, at the moment, the control circuit 1000 controls the lifting motor 611 to rotate reversely, so that the fulcrum falls, controls the rope winding motor 621 to rotate reversely, the traction rope 630 is retracted, so that the bed body 210 rises, after the bed body 210 is in a vertical state, the control circuit 1000 controls the primary rotation driving devices 300 arranged on the upper side and the lower side of the fixed cabinet 110 to rotate forwardly, and drives the movable bookshelf 220 and the bed body 210 to rotate together horizontally and outwards by 90 degrees, after the rotation is completed, the control circuit 1000 controls the secondary rotation driving device 400 to rotate, drives the movable bookshelf 220 and the bed body 210 to rotate together by 180 degrees, and enables the movable bookshelf 220 and the bed body 210 to exchange positions, after the rotation is completed, the control circuit 1000 controls the primary rotation driving devices 300 arranged on the upper side and the lower side of the fixed cabinet 110 to rotate reversely, drives the movable bookshelf 220 and the bed body 210 to rotate together horizontally and inwards by 90 degrees, so as to achieve the state that the movable bookshelf 220 is positioned on the outer side, and finally, the control circuit 1000 controls the desk driving device 740 to work, so that the desktop 720 is lifted.
In summary, the multifunctional invisible bookcase bed is provided with the primary rotary driving device and the secondary rotary driving device, the primary rotary driving device and the secondary rotary driving device can be effectively controlled through the control circuit, the bookcase bed can be horizontally and rotatably moved out of the fixed bookcase under the action of the primary rotary driving device, the bookshelf bed is driven to rotate along the central axis of the bookcase bed through the secondary rotary driving device, the movable bookcase and the bed body can be replaced in position, then the bookshelf bed is driven to horizontally rotate into the fixed bookcase through the reverse rotation of the primary rotary driving device, and finally the bed body is driven to rotate and descend around the hinge structure at the lower end of the bed body under the action of the traction device.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
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| CN201910332987.XA CN110074587B (en) | 2019-04-24 | 2019-04-24 | Multifunctional invisible bookcase bed based on intelligent voice control |
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| CN201910332987.XA CN110074587B (en) | 2019-04-24 | 2019-04-24 | Multifunctional invisible bookcase bed based on intelligent voice control |
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| CN112722164A (en) * | 2020-12-28 | 2021-04-30 | 福州立雅家具有限公司 | Control method and system of invisible bed |
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| CN203815014U (en) * | 2014-03-27 | 2014-09-10 | 王胜利 | Hidden multifunctional tilting bed |
| CN108294531A (en) * | 2018-01-25 | 2018-07-20 | 重庆展成家俱制造有限公司 | The manufacturing method of multi-purpose formula sofa |
| CN109008406A (en) * | 2018-08-29 | 2018-12-18 | 安陆盛茂智能家居设计有限公司 | A kind of folding bed used as built-in wardrobe |
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| CN110074587A (en) | 2019-08-02 |
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