CN202504725U

CN202504725U - Multifunctional tray device capable of being attached to seat facilities and beds

Info

Publication number: CN202504725U
Application number: CN2012200766642U
Authority: CN
Inventors: 唐文姬; 赵玉树; 宋璟
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-03-02
Filing date: 2012-03-02
Publication date: 2012-10-31
Anticipated expiration: 2022-03-02

Abstract

The utility model discloses a multifunctional tray device capable of being attached to seat facilities and beds, aiming at overcoming the defect that the existing table plates cannot be inclined in vertical surfaces and have single function. The multifunctional tray device capable of being attached to the seat facilities and the beds comprises a tray, wherein a support rod is fixed below one edge of the tray; and the lower part of the support rod is rotatably assembled in a fixed sleeve component on a handle of a seat facility or a bed. The multifunctional tray device capable of being attached to seat facilities and beds is characterized in that the support rod is a support component capable of adjusting the inclination angle of the tray. Furthermore, a lifting elevator for controlling the tray to lift, a catch component of the tray, a cup seat component, a flexible rod component for suspending food bags or trash bags, a USB (Universal Serial Bus) interface component and an embedded hand controller can be added, wherein the embedded hand controller is arranged on the handle of the seat facility or the bed and connected with a main control circuit and can be applied to intelligent furniture to realize the control of a plurality of functions such as massage, thermal therapy, audio, video, charging, lighting and the like, so as to realize the intellectualization of the furniture.

Description

Multifunctional tray device attachable to seating facilities and beds

Technical Field

The utility model relates to an accessory in the intelligence furniture, especially a tray device that can attach in seat facility and bed.

Background

In modern life, many smart furniture such as a seat and a bed having an angle of a backrest and a foot pedal adjusted, a massage chair, a sofa and a bed having a massage function and a physiotherapy function, a seat configured in a movie theater or a home theater, and the like have been used. In the intelligent furniture, a table board is often mounted on the armrest of the seat or the bed, so that people can conveniently read and place some beverages, foods, portable electronic devices such as notebook computers and ipads. However, the above-mentioned table plates are only a fixed table plate and a rotary table plate which can rotate a certain angle in a horizontal plane. The defects of the table board are as follows:

1. the angle of the table board in the vertical plane can not be adjusted, so that people who read for a long time can easily feel tired when reading with heads low or operating a notebook computer, and the cervical vertebra is damaged to a certain extent;

2. the height of the table plate cannot be raised or lowered, which is not always suitable for people of different ages and different heights;

3. if the angle of the desk plate in the vertical plane can be adjusted, the placed books or notebook computers can easily slide down because no blocking facility is provided;

4. if a user wants to place books and beverage cups on the desk plate at the same time, the user is bitter without positions, and the user is easy to fall out of the desk plate;

5. if the portable electronic equipment such as a notebook computer, a mobile phone, an ipad and the like needs to be supplied with power, wires are needed to be additionally connected, and the wires are easy to trip people or want to sit on a seat or a bed to operate sound equipment, a home theater or an illuminating lamp, so that the equipment can be lifted up to be independently operated, which is very inconvenient;

6. if the garbage such as the pericarp, the packing paper and the like is stored everywhere after the snacks are used, the garbage can only be lifted up and sent to the garbage basket in the house, and the inconvenience is also felt.

SUMMERY OF THE UTILITY MODEL

A first object of the present invention is to overcome the above-mentioned drawbacks of the prior art desk, and to provide an improved tray device to replace the prior art desk, wherein the tray in the tray device can be adjusted in the vertical plane to adapt to reading or operating the notebook computer for a longer time.

The second purpose of the utility model is that the tray device can also be lifted and lowered within a certain range to adapt to different needs of people with different heights, except that the tray device can achieve the purpose.

The third purpose of the utility model is that this tray device has still set up the movable separation blade that can go up and down on the tray except can reaching above-mentioned two purposes, and when the tray was in the vertical plane slope, this separation blade can prevent books or notebook computer landing, and when the tray was put at ordinary times, this separation blade can descend to its top surface and the height that the tray was flat mutually, was unlikely to influence the pleasing to the eye of tray and placed other great article.

The fourth purpose of the utility model is that the tray device can also provide a movable cup seat for placing beverage cups besides the purpose of reaching the above mentioned, the cup seat can be pulled out when needed, and the tray can be returned after use

The fifth objective of the present invention is to provide a retractable rod for hanging bags, which can extend out of one side of the tray when needed, and hang bags or garbage bags thereon, and can be retracted into the tray after use.

The sixth purpose of the utility model is that this tray device has still set up the USB interface in the side of tray except that can reach foretell purpose, the USB interface with the circuit connection of the total control circuit board in the control box of seat or bed to charge for portable electronic equipment such as notebook computer, cell-phone and ipad.

The seventh object of the present invention is to provide a lighting device connected to the main control circuit in the control box, besides the above-mentioned purpose, so as to facilitate the use of lighting when using the tray.

The eighth object of the present invention is to provide an embedded hand controller, which can be installed in a convenient position of a chair or a bed, and can control various functions of intelligent furniture, in addition to the above-mentioned purpose.

The ninth purpose of the utility model is that this tray device can also provide a control circuit of the total control circuit board of the intelligent furniture of being connected with embedded hand controller electricity except can reaching foretell purpose, only needs to press the button on the embedded hand controller, can be in order to control various functions of intelligent furniture.

In order to achieve the first object, the following technical solutions may be adopted: the tray device of the scheme comprises a tray, a vertical stay bar is fixed below one edge of the tray, the lower part of the stay bar is rotatably assembled in a fixed sleeve on the armrest of the chair facility or the bed, and the improvement is that:

the tray is a rectangular tray;

the brace is a supporting component capable of adjusting the inclination angle of the tray, and the supporting component comprises:

the cross section of the upper rod is rectangular, a vertical core hole I is formed in the center of the upper rod, the lower end of the upper rod is connected with a semi-cylinder, a horizontal pin hole I is formed by taking the axial lead of the semi-cylinder as the center line, a section of flat through groove extending upwards is formed in the middle of the bottom surface of the semi-cylinder, the lower end of the upper rod is formed into a fork shape by the flat through groove, and a plurality of hemispherical pits are uniformly distributed on the side surface of the semi-cylinder of the fork plates on the two sides of the fork shape;

a mandrel, the lower part of which is fixedly assembled in the core hole I, and the upper part of which is fixedly assembled on the tray;

a lower pole divided into 3 interconnected segments along a vertical centerline: the middle section is a square; the upper section is a flat rectangular block, the top surface of the flat rectangular block is connected with a semi-cylinder, the thickness of the flat rectangular block and the semi-cylinder is slightly smaller than the width of the flat through groove in the upper rod, a horizontal pin hole II is arranged at the axial lead of the semi-cylinder, and the pin hole II is slightly larger than the pin hole I in the upper rod; the lower section of the core hole is a cylinder, and the center of the cylinder is provided with a section of core hole II which extends vertically upwards; the bottom surfaces of the square blocks at the left side and the right side of the cylinder are respectively provided with a marble external member mounting hole corresponding to the center of the hemispherical dimple in the upper rod, and the lower end of the mounting hole is provided with a female thread for assembling a jackscrew;

the pin shaft is inserted into the pin hole I and the pin hole II, so that the flat rectangular block and the semi-cylinder in the lower rod are inserted into the flat through groove in the upper rod and can rotate in the flat through groove of the upper rod for a certain angle around the axis of the pin shaft;

2 marble external member, each marble external member includes a cylindrical, a compression spring I and a jackscrew that a head portion inlays and has a small round ball, they are installed in the mounting hole of marble external member in the above-mentioned lower pole sequentially from top to bottom;

a sleeve rod, the lower end of which is provided with a head slightly larger than the rod body, and the rod body of the sleeve rod is assembled in the core hole II in the lower rod;

the fixing sleeve part comprises:

the inner hole of the fixing sleeve is provided with a partition plate close to the lower part, the center of the partition plate is provided with a female threaded hole, and the partition plate divides the inner hole into an upper section and a lower section;

the ejector rod is divided into 2 sections, the lower section of the ejector rod is slightly smaller than the upper section of the ejector rod, and the diameter of the upper section of the ejector rod is in sliding fit with an inner hole of the upper section of the fixing sleeve; the ejector rod is assembled at the upper part of the inner hole at the upper section of the fixed sleeve;

the compression spring II is arranged in an inner hole at the upper section of the fixed sleeve, and the upper part of the compression spring II is sleeved outside the lower section of the ejector rod; in addition, the utility model also has the advantages that,

the upper part of the screw is arranged in a female threaded hole on the partition plate of the fixed sleeve;

the sleeve rod is inserted into the upper part of the inner hole of the upper section of the fixed sleeve, and the tray and the supporting part are installed in the fixed sleeve together.

Furthermore, a flange plate connected with furniture can be sleeved outside the upper part of the fixed sleeve; the upper part of the flange plate can be sleeved with a decorative cover.

In order to achieve the second object, the following technical solutions may be adopted: the tray device of the scheme is based on the prior technical scheme, and is further improved aiming at the intelligent seat and the bed, namely the tray device also comprises a control box in the prior art, the control box is arranged at the hidden position of the seat facility and the bed, a master control circuit board is arranged in the control box, and a control circuit in the control circuit board comprises circuits for controlling various functions of the seat facility and the bed; in addition, the fixing sleeve component is improved to include:

the lower end of an inner hole of the fixed sleeve is matched with the upper end of the lifting motor;

the ejector rod is divided into 2 sections, the diameter of the upper section of the ejector rod is in sliding fit with the inner hole of the fixed sleeve, and the diameter of the lower section of the ejector rod is smaller than the inner diameter of the compression spring II; the ejector rod is assembled in the fixed sleeve;

the compression spring II is arranged in the inner hole of the fixed sleeve, and the upper part of the compression spring II is sleeved on the lower section of the ejector rod; in addition, the utility model also has the advantages that,

the upper end of the lifting motor is arranged at the lower end of the inner hole of the fixed sleeve;

the travel switch is arranged at the upper end of the lifting motor and extends into the inner hole of the fixed sleeve; in addition, the method also comprises the following steps,

the embedded hand controller is arranged on the armrest of the chair facility or the bed and comprises a touch key board and a key control circuit board, and the circuit of the key control circuit board is connected with the control circuit in the master control circuit board in the control box of the chair facility or the bed.

Further, the tray comprises an upper cover, a lower cover and a core plate, wherein the upper cover and the lower cover are respectively coated and embedded on the upper surface and the lower surface of the core plate.

In order to achieve the third object, the following technical solutions may be adopted: the tray device of the scheme is further improved on the basis of the second technical scheme, namely a movable baffle plate component which can stretch up and down is arranged at the position close to the lower edge of the tray; the flapper assembly includes:

the spring assembling device comprises a long strip-shaped baffle, a spring assembling device and a spring assembling device, wherein a vertical long strip-shaped through groove is respectively arranged at the left side, the right side and the middle of the baffle, two pairs of core strips for assembling the spring are symmetrically arranged at the two sides of the middle through groove and the lower edge of the baffle, each core strip is a section of vertical groove which is upwards arranged at the lower edge of the baffle and has a certain distance, and a lath between the two vertical grooves is the core strip; the middle parts of the left side surface and the right side surface of the baffle plate are respectively provided with a horizontal notch groove; the length of the baffle is less than that of the lower cover plate, the height of the baffle is equal to the distance between the top surface of the upper cover and the top surface of the lower cover, and the thickness of the baffle is slightly less than the width of a gap for assembling the baffle on the core plate;

4 compression springs III which are respectively sleeved outside the 4 core bars;

3 short angle steels fixed on the top surface of the lower cover respectively, wherein a small cylindrical pin hole is formed in the vertical surface of each short angle steel, a raised short cylindrical pin is fixedly arranged in each small cylindrical pin hole, and the diameter of each short cylindrical pin is slightly smaller than the width of the vertical long strip-shaped through groove in each baffle plate; wherein, the left short angle steel and the right short angle steel are respectively positioned at two sides of the front of the baffle plate, one short angle steel in the middle is positioned in the middle of the back of the baffle plate, and the short cylindrical pins on the left short angle steel and the right short angle steel are respectively inserted into the vertical long strip-shaped through groove in the baffle plate;

the 2 fixing blocks are respectively fixedly assembled on the top surface of the lower cover and the left side and the right side of the baffle plate, a straight groove which is communicated from front to back is arranged on the upper surface of each fixing block, a narrow groove which is parallel to the straight groove and a pin hole which is vertical to the straight groove are arranged below the straight groove, and a pin is arranged in each pin hole;

each slide block comprises a vertical rectangular bar block called a vertical arm, the width of the vertical arm is in sliding fit with a straight groove in the fixed block, the vertical arm is provided with a rectangular flat through groove, a horizontal rectangular bar block respectively extends out of the front end and the rear end of the vertical arm to the same side and is called a front cross arm and a rear cross arm respectively, a short rectangular bar block vertically extends backwards from the end head of the rear cross arm and is called a button arm, the end head of the button arm is provided with a button, a short rectangular bar block backwards extends out of the end head of the front cross arm and is called a wedge-shaped arm, and the end head of the wedge-shaped arm is provided with a chamfer; the vertical arm of the sliding block can be arranged in the straight groove in the fixed block in a back-and-forth moving mode, the inclined cutting surface at the end of the wedge-shaped arm is just inserted into the horizontal notch groove in the blocking piece, so that the blocking piece cannot move up and down, when the vertical arm moves forwards by pressing the button, the inclined cutting surface can be separated from the horizontal notch groove, and the blocking piece moves upwards under the elastic force action of the compression spring III;

and the torsional spring is arranged outside the pin, one end of the torsional spring is supported in the rectangular flat through groove on the vertical arm of the sickle-shaped sliding block, and the other end of the torsional spring is supported on the fixed block, so that the position of the blocking piece is fixed and cannot rise when the blocking piece falls.

Furthermore, a movable baffle plate part which can be stretched up and down can be arranged at the position close to the upper edge of the tray.

In order to achieve the fourth object, the following technical solutions may be adopted: the tray device of this scheme is on the basis of preceding technical scheme, has made further improvement, is equipped with a cup seat part that can remove about on keeping away from the supporting component of tray, and this cup seat part includes:

a rectangular pit for assembling a cup seat part is arranged in the middle of one side of the core plate, which is far away from the support part, the front side and the rear side of the right side of the pit respectively extend inwards to form a symmetrical short edge, the short edges are respectively provided with a horizontal through hole I which is mutually symmetrical, the upper part of the left end surface of the core plate pit, which is opposite to the two short edges, is provided with a notch corresponding to the horizontal through hole, and a horizontal polish rod is respectively and fixedly arranged in the notch and the horizontal through hole I; meanwhile, the corresponding side edges of the upper cover and the lower cover are also provided with a notch for the cup seat to move left and right;

the cup holder comprises a square thin plate, the width of the square thin plate is slightly smaller than the width between the two short sides, a circular through hole is formed in the center of the square thin plate, and a plurality of small notches which extend outwards along the radial direction and are used for hanging mesh bags are uniformly distributed on the circumference of the through hole; a section of female threaded hole I is arranged at the symmetrical center of the left end surface of the cup seat;

a mesh bag fitted under the small notch in the circular through hole;

a sliding plate which can move left and right, the cross section of the sliding plate is in a shape of a convex which rotates 90 degrees clockwise, the width of the right bulge is equal to the width of the cup seat, the width of the left part of the sliding plate is slightly smaller than the width of the concave pit of the core plate, the front side and the rear side of the left part of the sliding plate are respectively provided with a symmetrical horizontal through hole II, the diameter of the horizontal through hole II is slightly larger than the diameter of the polish rod, and the position of the horizontal through hole II corresponds to the polish rod; a horizontal core hole is arranged at the symmetrical center line of the left end surface and the right end surface of the sliding plate;

the outer diameter of the mandrel is in sliding fit with the mandrel hole, and the center of the right end face of the mandrel is provided with a section of female threaded hole II;

the two ends of the stud bolt are respectively screwed in the female threaded hole I and the female threaded hole II in the cup seat and the mandrel, the left end surface of the cup seat is attached to the right end surface of the sliding plate, the total length of the stud bolt is equal to the total length of the pits of the core plate, and the two horizontal through holes II in the left part of the sliding plate are respectively movably sleeved on the 2 polished rods.

Further, a key control unit may be further added to the cup base unit, and the key control unit includes:

the button comprises a U-shaped button body, the top ends of two vertical edges of the U-shaped button body respectively extend outwards to form a left top plate and a right top plate, and the upper surface of the U-shaped transverse edge of the button body is provided with two symmetrical and downwards concave blind holes I for assembling compression springs;

a rectangular hole slightly larger than the U-shaped button body of the button is formed in the lower plate at the position corresponding to the button;

the fixing plate comprises a rectangular flat plate, the left side and the right side of the symmetric center of the flat plate are respectively symmetrically provided with a screw hole, and the insides of the two screw holes are also symmetrically provided with 2 square through holes; the back surface of the middle position of the two square holes is provided with a rectangular depressed part, the left side and the right side of the depressed part are respectively provided with a cylindrical boss for positioning the spring, and the position of the cylindrical boss corresponds to the blind hole I for assembling the compression spring;

2 compression springs IV which are respectively sleeved outside the cylindrical bosses and in the corresponding blind holes I for assembling the compression springs;

the movable pin block comprises a rectangular body, and the left side and the right side of the lower surface of the rectangular body are respectively connected with a wedge-shaped body; the left side and the right side of the symmetric center of the upper surface of the rectangular body are respectively provided with a blind hole II for assembling a spring, and a compression spring V is respectively arranged in the blind holes II; a small section of straight groove is arranged upwards on the longitudinal central line of the lower surface of the rectangular body, and the upper surface of the straight groove is connected with a semicircular groove; and is

An upward concave rectangular pit is arranged at the transverse center line of the lower surface close to the right end surface of the cup base, and the rectangular pit can accommodate the movable pin block and is loosely matched with the movable pin block;

a pair of mutually symmetrical blind holes III are formed in the horizontal through hole II on the left end surface of the sliding plate; a compression spring VI is respectively arranged in the blind holes III, and a pin shaft is also arranged on the left surface of the compression spring VI; the pin shaft can be inserted into a blind hole arranged on the left end face of the core plate;

the radius of the cylindrical pin is slightly smaller than that of the semicircular groove in the movable pin block, and the cylindrical pin is arranged in a horizontal through hole II arranged on the transverse center line of the right end surface of the cup base and is inserted into the straight groove and the semicircular groove in the movable pin block;

the movable pin block is arranged in a rectangular pit close to the lower surface of the right end surface of the cup base, and a left wedge body and a right wedge body of the movable pin block are respectively inserted into two square through holes in the fixed plate; the fixing plate is assembled on the lower surface of the cup base at a position corresponding to the rectangular pit by two screws; the button is assembled in a rectangular concave part on the back surface of the middle position of two square holes of the fixed plate, the left top plate and the right top plate of the button are respectively opposite to the left wedge-shaped body and the right wedge-shaped body in the movable pin block, and the U-shaped button body is exposed out of the rectangular hole on the lower plate.

In order to achieve the fifth object, the following technical solutions may be adopted: the tray device of this scheme is on the basis of preceding technical scheme, has made further improvement, namely the telescopic link part of a suspension article bag is installed additional to the back of cup seat part, and this telescopic link part includes:

a section of slide bar hole parallel to the transverse center line of the cup seat is arranged behind the rectangular pit of the core plate for assembling the cup seat component;

and the sliding rod is matched with the sliding rod hole in a sliding way and is arranged in the sliding rod hole, and the outer end of the sliding rod is provided with a tip larger than the rod part.

Furthermore, the telescopic rod part also comprises a pressing control mechanism for automatically moving the sliding rod in and out.

Furthermore, the cup holder component is also provided with a telescopic rod component for hanging the article bag in front.

In order to achieve the above-mentioned sixth object, the following technical solutions may be adopted: the tray device of the scheme is based on the prior technical scheme, and is further improved, namely, at least one USB interface component is arranged on one side surface of the supporting component close to the tray, the USB interface component comprises a USB interface, the USB interface is arranged in a gap arranged on the core plate and the left side edge of the lower cover, and the USB interface is fixed on the core plate by a pressing plate; and the USB interface and the manual control box are electrically connected in a mode that:

a small horizontal through hole I for passing through the electric wire is arranged on the side surface of the lower part of the fixed sleeve;

a small through hole II for passing through the electric wire is arranged on the vertical center line of the ejector rod;

a small hole IV for horizontally passing through the electric wire is arranged from the top end of the lower cylindrical core hole II in the supporting component to the side surface of the middle section;

a pair of wires connected from a key control circuit board in the manual control box pass through the small through hole I, the small through hole II and the core hole of the sleeve rod of the supporting part, then penetrate out of the small hole IV and are connected to the USB interface.

In order to achieve the seventh object, the following technical solutions may be adopted: the tray device of this scheme is on the basis of preceding technical scheme, has made further improvement, add an illumination part who is connected with total control circuit in the control box promptly, and this illumination part includes:

the LED lamp comprises a lamp cap provided with an LED, a coil, a lower joint with male threads at the lower end and a 3D cannon head female connector in the microphone; wherein the upper end of the coil pipe is fixedly connected with the lamp cap, the lower end of the coil pipe is fixedly connected with the lower connector, and the lower connector is screwed up with the male thread at the lower end and the female thread at the upper end of the 3D cannon head female connector in the microphone to connect the two together;

an integrated socket including a male connector for mating with said 3D cannon female connector; the integrated socket is connected with a master control circuit in the control box;

the 3D cannon head female connector in the LED lamp is mutually plugged in or disconnected with the male connector in the integrated socket.

In order to achieve the eighth object, the following technical solutions may be adopted: the tray device of the scheme is further improved on the basis of the previous technical scheme, namely, the touch key board in the embedded hand controller is a reversed basin-shaped upper cover, the upper surface of the touch key board comprises a plurality of touch keys, the keys are spherical keys, the upper parts of the keys are downwards concave from the top surface of the upper cover, and the lower parts of the keys are protruded below the inner bottom surface of the upper cover; in addition, the lower cover comprises a round basin, the upper end of the round basin is also connected with a horn-shaped basin opening, the upper end surface of the basin opening is attached to the inner bottom surface of the basin of the upper cover, the lower cover and the upper cover are assembled together by bolts, and the bottom surface of the lower cover is provided with a hole for leading out an electric wire;

the key control circuit board is horizontally arranged in the middle of the conical surface of the horn-shaped basin opening of the lower cover, and each control contact on the upper end surface of the key control circuit board is respectively close to each spherical arc-shaped bulge on the lower surface of the upper cover; in addition, the installation disc is connected with a seat facility or a bed and comprises a section of round tube with the inner diameter slightly larger than the outer diameter of the round basin at the lower part of the lower cover, the upper end of the round tube is connected with a round disc larger than the round tube, and a plurality of screw holes are uniformly distributed on the circumference of the middle part of the round disc.

Further, the keys on the touch key board in the embedded hand controller include a middle circular key and a plurality of circular keys distributed along the periphery circumference thereof, which may be:

the lighting lamp controls the keys, the tray ascending and descending keys and the inclination angle increasing and decreasing keys of the backrest and pedals of the chair facility or the bed; or,

a lighting control key, a tray ascending and descending key, a seat facility or bed backrest and pedal inclination angle increasing and decreasing key, and a sound facility volume increasing and decreasing control key; or,

a lighting lamp control key, a tray ascending and descending key, a backrest of a chair facility or a bed and a pedal inclination angle increasing and decreasing key, a massage motor control key and a heat treatment control key; or,

the device comprises a lighting lamp control key, a tray ascending and descending key, a backrest of a chair facility or a bed and a pedal, an inclination angle increasing and decreasing key, a charging control key, a massage control key and a heating control key.

In order to achieve the ninth object, the following technical solutions may be adopted: the tray device of this scheme is on the basis of preceding technical scheme, made further improvement, namely control circuit in the above-mentioned total control circuit board includes:

the device comprises a power supply module, a touch key module in an embedded hand controller, an MCUA (micro controller architecture), an MCUB (micro controller ubb), a heating module, a massage motor control module, a charging control module, a push rod control module, a music module, a lighting module, a lifting motor control module and a USB (universal serial bus) module; the power module is respectively connected with the MCUA, the MCUB, the heating module, the massage motor control module, the charging control module, the push rod control module, the music module, the lighting module, the elevator motor control module and the USB module, and convert commercial power into working voltage to supply power to the elevator motor control module, the MCUA is respectively connected with the touch key module and the MCUB, the MCUA detects key signals input on the key panel and transmits the detected signals to the MCUB through a self-defined wireless communication protocol, and the MCUB is respectively connected with the heating module, the massage motor control module, the charging control module, the push rod control module, the music module, the lighting module, the elevator motor control module and the USB module and controls the operation of the elevator motor control module and the USB module.

The utility model has the advantages that:

1. the tray device of the utility model can not only be assembled in the fixed sleeve on the armrest of the chair facility or the bed like the common desk plate to rotate left and right in the horizontal plane, but also can properly incline the angle in the vertical plane, thereby facilitating the reading or operation of the notebook computer for a long time; after the lifting motor is additionally arranged, the tray can be lifted up and down by a proper height;

2. after the movable baffle plate component is added to the tray device, the book or the notebook computer can be prevented from sliding down when the tray is in an inclined state, so that the tray device is safer;

3. after the plurality of USB interfaces are additionally arranged on the tray device, the notebook computer can be charged or connected with other portable electronic products or/and charged;

4. the tray device is additionally provided with the cup base component capable of moving left and right, so that the beverage cup can be conveniently placed, and when the cup base component is not used, the cup base component can be retracted into the tray, so that the tidiness and the attractiveness of the tray are kept; when the button control part is additionally arranged in the cup seat part, the cup seat can be automatically popped up by utilizing the button, so that the cup seat is more convenient for a user;

5. after the telescopic rod part for hanging the object bags is added, the food bags or the garbage bags and the like can be hung when the telescopic rod extends out, and the neatness and the attractiveness of the tray are kept when the telescopic rod retracts;

6. the embedded hand controller in the tray device is arranged on the armrest of a chair facility or a bed, has reasonable design and is connected with a master control circuit in the intelligent furniture, and various functions of the tray device and the intelligent furniture can be controlled through different touch keys on the embedded hand controller.

In order to facilitate understanding and make the invention clearer, the following description is given by way of example and accompanying drawings.

Drawings

Fig. 1 is a schematic perspective view of the tray device according to the embodiment of the present invention.

Fig. 2 is an exploded view of the components of fig. 1.

Fig. 3 is an enlarged schematic view of the tray tilt adjustable support member of fig. 2.

FIG. 4a is a schematic view in the Y direction of FIG. 1; FIG. 4b is a schematic cross-sectional view A-A of FIG. 4 a; FIG. 4c is a schematic cross-sectional view B-B of FIG. 4 a.

Fig. 5 is a perspective view of the embodiment of fig. 1 with the upper cover and core removed.

FIG. 6a is an enlarged schematic view of the retractable flapper assembly of FIG. 2; fig. 6b is an enlarged schematic view of section a of fig. 6 a.

FIG. 7a is an enlarged schematic view of the cup holder assembly of FIG. 2 shown in a side-to-side orientation; FIG. 7b is an enlarged perspective view of the fixing plate of FIG. 7 a; FIG. 7c is an enlarged schematic view of FIG. 7b from direction D; FIG. 7d is an enlarged view of portion B of FIG. 7 a; FIG. 7e is an enlarged view of the cup holder assembly of FIG. 7a in direction C; FIG. 7f is an enlarged schematic view of section A-A of FIG. 7 e; FIG. 7g is an enlarged schematic view of section A of FIG. 7 f; FIG. 7h is an enlarged schematic cross-sectional view B-B of FIG. 7 f.

FIG. 8a is an enlarged schematic view of section A of FIG. 7 a; FIG. 8b is an exploded view of the part of FIG. 8 a; FIG. 8c is an enlarged schematic top view of FIG. 8 a; FIG. 8d is a schematic cross-sectional view C-C of FIG. 8C; fig. 8e is an enlarged view of fig. 8c with the lever removed.

Fig. 9a is an enlarged cross-sectional view of the fastening sleeve member of embodiment 1 of the tray device of fig. 1; fig. 9b is an enlarged cross-sectional view of the fastening sleeve member in embodiment 2 of the tray device of the present invention shown in fig. 1.

FIG. 10a is a schematic view of a sofa with the tray device of the above embodiment installed; fig. 10b is a schematic view of the structure of the bed on which the tray device of the above embodiment is installed.

FIG. 11a is an enlarged cross-sectional view of the embedded hand controller in accordance with embodiment 11; FIG. 11b is a schematic diagram of a key distribution of the touch key sheet in FIG. 11 a; FIG. 11c is a second schematic diagram illustrating a key distribution of the touch key pad in FIG. 11 a; fig. 11d is a third schematic diagram of the key distribution of the touch key sheet in fig. 11 a.

Fig. 12 is a schematic perspective view of the illumination unit added in embodiment 10.

Fig. 13 is a schematic diagram showing the manner of connection of the control box to the tray device and other respective functional components in the embodiment.

Fig. 14 is a block diagram of a control circuit in the overall control circuit board in the control box of fig. 13.

Detailed Description

Example 1, see figures 1-5. The multi-functional tray device attachable to a seating facility and a bed of the present embodiment includes:

a tray P which is a rectangular tray;

a vertical stay bar is fixed under one side of the pallet P, the stay bar is a supporting member 50 capable of adjusting the inclination angle of the pallet, and the supporting member 50 includes:

an upper rod 55 with a rectangular cross section, wherein the center of the upper rod 55 is provided with a vertical core hole I551, the lower end of the upper rod is connected with a semi-cylinder 553, a horizontal pin hole I552 is arranged by taking the axial lead of the semi-cylinder 553 as the central line, the middle part of the bottom surface of the semi-cylinder 553 is provided with a section of flat through groove 554 extending upwards, the lower end of the upper rod is formed into a fork shape by the flat through groove 554, and a plurality of hemispherical concave grooves 555 are respectively and evenly distributed on the side surface of the semi-cylinder of the fork plates at two sides of the fork shape;

a core shaft 53, the lower part of the core shaft 53 is fixedly assembled in the core hole I551, and the upper part of the core shaft 53 is fixedly assembled on the upper surface of the tray P by a nut 54;

a lower bar 52, the lower bar 52 divided into 3 segments connected to each other along a vertical center line: the middle section is a square 522; the upper section is a flat rectangular block 521, the top surface of the flat rectangular block 521 is connected with a semi-cylinder 524, the thickness of the flat rectangular block 521 and the semi-cylinder 524 is slightly smaller than the width of the flat through groove 554 in the upper rod 55, a horizontal pin hole II 5211 is arranged at the axial lead of the semi-cylinder 524, and the pin hole II 5211 is slightly larger than the pin hole I552 in the upper rod 55; the lower section is a cylinder 523, and the center of the cylinder 523 is provided with a section of core hole II 5231 which extends vertically upwards; a ball set mounting hole 5221 corresponding to the center of the hemispherical recess 555 in the upper rod 55 is formed on the bottom surface of the square block 522 on the left and right sides of the cylinder 523, and the lower end of the mounting hole is provided with a female thread for assembling a jackscrew;

a pin 56, which is inserted into the pin holes I552 and II 5211, so that the flat rectangular block 521 and the semi-cylinder 524 in the lower rod 52 are inserted into the flat through groove 554 in the upper rod 55, and can rotate around the axis of the pin 56 in the flat through groove 554 of the upper rod by a certain angle;

2 pin sets, each pin set including a cylinder 57 having a small round ball fitted in a head portion thereof, a compression spring I58 and a jack screw 59, which are sequentially fitted in the pin set mounting hole 5221 in the lower rod 52 from top to bottom;

a sleeve rod 51, the lower end of the sleeve rod 51 is provided with a head part slightly larger than the rod body, and the rod body is assembled in the core hole II 5231 in the lower rod;

a retaining sleeve member 90-1 comprising (see fig. 9 a):

a fixing sleeve 92, a partition plate 922 is arranged at the position, close to the lower part, of an inner hole of the fixing sleeve 92, a female threaded hole is formed in the center of the partition plate 922, and the inner hole is divided into an upper section 923 and a lower section 921 by the partition plate;

the ejector rod 91 is divided into 2 sections, the lower section 912 is slightly smaller than the upper section 911, and the diameter of the upper section 911 is in sliding fit with the upper section inner hole 923 of the fixed sleeve 92; the mandril 91 is assembled on the upper part of the inner hole 923 of the upper section of the fixed sleeve 92;

a compression spring II 93, wherein the compression spring II 93 is arranged in an upper section inner hole 923 of the fixed sleeve 92, and the upper part of the compression spring II is sleeved outside the lower section 912 of the ejector rod; in addition, the utility model also has the advantages that,

a screw 99 assembled with the furniture, the upper part of the screw 99 is mounted in the female threaded hole of the partition 922 of the fixing sleeve. The lower end of the screw 99 is connected to a nut in furniture including seating facilities or beds, thereby fixing the fixing sleeve 92.

The above-mentioned sleeve rod 51 is inserted into the upper portion of the upper-stage inner hole of the fixing sleeve 92, and the tray P is mounted in the fixing sleeve 92 together with the support member 50. When the inclination angle of the pallet P needs to be adjusted, the upper rod 55 can rotate a certain angle relative to the lower rod 52 around the axis of the pin 56 only by rotating the pallet P by hand, and the small ball in the pin set can extend into the hemispherical recess 555 in the upper rod 55, so that the inclination angle of the pallet P is fixed. When the pallet P is rotated further, the small balls in the pin set will extend into the next hemispherical recess 555 in the upper rod 55, and so on.

In addition, a flange 97 connected with furniture can be sleeved outside the upper part of the fixed sleeve 92; a decorative cover 98 may be fitted over the flange 97. The flange 97 is provided with a plurality of screw holes, and the flange can be fixed on the armrest of the furniture by screws, so that the fixing sleeve is more stable.

Example 2, refer again to fig. 9b, fig. 11a and fig. 13, fig. 14. The tray device of this embodiment is further improved on the basis of embodiment 1, namely, the intelligent seat and bed further comprise a control box, the control box is installed at the hidden position of the seat facility and the bed, the control box is provided with a master control circuit board, and the control circuit in the control box comprises circuits for controlling various functions of the seat facility and the bed, such as massage, thermal therapy and the like; moreover, the fixing sleeve is improved, namely the fixing sleeve part 90-1 is replaced by the fixing sleeve part 90-2, and the fixing sleeve part 90-2 comprises:

a fixed sleeve 92-2, the lower end of the inner hole of the fixed sleeve 92-2 is matched with the upper end of a lifting motor 95 described below;

the ejector 91-2 is divided into 2 sections, the diameter of the upper section 911-2 is in sliding fit with the inner hole of the fixed sleeve 92-2, and the diameter of the lower section 912-2 is smaller than the inner diameter of a compression spring II 93; the ejector rod 91-2 is assembled in the fixed sleeve 92-2;

a compression spring II 93, wherein the compression spring II 93 is arranged in an inner hole of the fixed sleeve 92-2, and the upper part of the compression spring II is sleeved on the lower section 912-2 of the ejector rod; in addition, the utility model also has the advantages that,

the upper end of the lifting motor 95 is arranged at the lower end of the inner hole 2 of the fixed sleeve 92;

a travel switch 94, the travel switch 94 is arranged at the upper end of the lifting motor 95 and extends into the inner hole of the fixed sleeve 92-2;

an embedded hand controller K, the embedded hand controller K is arranged on the armrest of the chair facility or the bed, and comprises a touch key board K1 and a key control circuit board K2, the circuit of the key control circuit board K2 is connected with the control circuit Z10 of the master control circuit board in the control box Z of the chair facility or the bed.

Therefore, the lifting of the lifting motor 95 can be controlled by pressing the touch key on the touch key board K1 in the embedded hand controller K, and simultaneously the top bar 91-2 in the fixing sleeve part 90-2 is lifted along with the lifting, and then the supporting part 50 and the tray P are lifted or lowered.

Example 3, see also figure 2. The tray device of the embodiment is improved on the basis of the embodiment 2, that is, the tray P comprises an upper cover 10, a lower cover 30 and a core plate 20, wherein the upper cover 10 and the lower cover 30 are respectively coated and embedded on the upper surface and the lower surface of the core plate 20. The strength and rigidity of the pallet in this embodiment are enhanced, and also convenience is provided for attaching some components thereto.

Example 4, see again fig. 5, 6a and 6 b. The tray device of this embodiment is improved on the basis of the above embodiment 3, that is, a movable baffle plate part 80 which can be extended and contracted up and down is arranged at the position close to the lower edge of the tray P; the flapper section 80 includes:

a long strip-shaped baffle 83, a section of vertical long strip-shaped through groove 831 is respectively arranged at the left side, the right side and the middle of the baffle 83, two pairs of core strips 832 provided with springs are symmetrically arranged at the two sides of the middle through groove and the lower edge of the baffle, each core strip 832 is a section of vertical groove 834 with a certain distance upwards arranged at the lower edge of the baffle 83, and a lath between the two vertical grooves 834 is the core strip 832; a horizontal notch groove 833 is respectively arranged in the middle of the left side surface and the right side surface of the baffle plate 83; the length of the baffle 83 is less than that of the lower cover plate 30, the height is equal to the distance between the top surface of the upper cover 10 and the top surface of the lower cover 30, and the thickness is slightly less than the width of a gap which is arranged on the core plate 20 and is provided with the baffle;

4 compression springs III 87 respectively sleeved outside the 4 core bars 832;

3 short angle steels 84 respectively fixed on the top surface of the lower cover 30, wherein a small cylindrical pin hole 841 is respectively arranged on the vertical surface of each short angle steel 84, a raised short cylindrical pin 88 is fixedly arranged in the small cylindrical pin hole 841, and the diameter of the short cylindrical pin 88 is slightly smaller than the width of the vertical long strip-shaped through groove 831 in the baffle 83; wherein, the left and right short angle steels 84 are respectively positioned at two sides of the front of the baffle 83, the middle short angle steel 84 is positioned at the middle of the back of the baffle 83, and the short cylindrical pins 88 on the two short angle steels are respectively inserted into the vertical long strip-shaped through grooves 831 in the baffle 83;

2 fixing blocks 85, wherein the 2 fixing blocks 85 are respectively fixedly assembled on the top surface of the lower cover 30 and the left side and the right side of the baffle 83, a straight groove 851 which is through from front to back is arranged on the upper surface of each fixing block 85, a narrow groove 853 which is parallel to the straight groove and a pin hole which is vertical to the straight groove are arranged below the straight groove 851, and a pin 852 is arranged in the pin hole;

2 sickle-shaped sliding blocks 82 capable of moving back and forth, each sliding block 82 comprises a vertical rectangular bar, which is called a vertical arm 821, the width of the vertical arm 821 is matched with the straight groove 851 in the fixed block 85 in a sliding way, a rectangular flat through groove 822 is arranged on the vertical arm 821, a horizontal rectangular bar, which is called a front cross arm 823 and a rear cross arm 825, respectively, extends out from the front end and the rear end of the vertical arm 821 to the same side, a short rectangular bar, which is called a button arm 826, vertically extends out from the end of the rear cross arm 825, a button 81 is arranged at the end of the button arm 826, a short rectangular bar, which is called a wedge-shaped arm 824, extends out from the end of the front cross arm 823, and a chamfer 8241 is arranged at the end of the wedge-shaped arm 824; the vertical arm 821 of this slide block can be installed in the straight slot 851 in the above-mentioned fixed block 85 that moves forward and backward, the oblique cut 8241 of the end of the wedge-shaped arm 824 is just inserted into the horizontal notched slot 833 in the above-mentioned stop piece 83, make the stop piece 83 unable to move up and down, when pressing the button 81 to make the vertical arm 821 move forward, this oblique cut 8241 can disengage the horizontal notched slot 833, and the stop piece 83 moves upward under the elasticity of the compression spring III 87;

a torsion spring 86, which is sleeved outside the pin 87, one end of the torsion spring 86 is supported in a rectangular flat through slot 822 on the vertical arm of the sickle-shaped slide block 82, and the other end is supported on the fixed block 85, so that the position of the baffle 83 is fixed and cannot rise when the baffle falls down.

As long as the button 81 in the flapper 80 in this embodiment is pressed, the vertical arm 821 in the sickle-shaped slider 821 can be pushed to move forward along the straight groove 851 in the fixed block 85, and the blocking of the torsion spring 86 is overcome, so that the chamfered surface 8241 of the wedge-shaped arm 824 in the sickle-shaped slider 821 can be disengaged from the horizontal notch 833 in the blocking piece 83, and at this time, the blocking piece 83 can make the elongated through groove 831 thereof lift up along the short cylindrical pin 88 under the action of the 4 compression springs III 87; when the flap 83 is manually pressed downward, the torsion spring 86 forces the wedge-shaped arm 824 in the sickle-shaped slider 821 to move backward, so that the chamfered surface 8241 is inserted into the horizontal notch 833 in the flap 83, and the flap 83 is lowered to a position where its top surface is flush with the top surface of the upper lid 10.

If a movable baffle part 80 which can be extended and contracted up and down is also arranged at the position close to the upper edge of the tray, the object placed on the tray can be prevented from sliding out from the front end, or the book or the notebook computer can be prevented from sliding out from the front when the tray is inclined.

Example 5, see again figure 5, figure 7a, figure 7e and figure 7 f. The tray device of this embodiment is improved on the basis of the above embodiment 4 in that a cup holder part 60 movable left and right is installed on a side surface of the supporting part 50 away from the tray, the cup holder part 60 comprising:

a rectangular pit 22 for assembling a cup seat part is arranged in the middle of one side of the core plate 20, which is far away from the supporting part 50, the front side and the rear side of the right side surface of the pit 22 respectively extend inwards to form a symmetrical short edge 23, the short edges 23 are respectively provided with a mutually symmetrical horizontal through hole I24, meanwhile, the upper part of the left end surface of the core plate pit 22, which is opposite to the two short edges, is provided with a notch 25 corresponding to the horizontal through hole, and a horizontal polish rod 61 is respectively and fixedly arranged in the notch 25 and the horizontal through hole I24; meanwhile, a notch for the cup holder 62 to move left and right is also arranged on the corresponding side edges of the upper cover 10 and the lower cover 30;

a cup holder 62, the cup holder 62 comprising a square thin plate 621, the width of the square thin plate 621 is slightly smaller than the width between the two short sides 23, a circular through hole 622 is arranged at the center of the square thin plate, and a plurality of small gaps 623 which extend outwards along the radial direction and are used for hanging mesh bags are uniformly distributed on the circumference of the through hole 622; a section of female threaded hole I624 is arranged at the symmetrical center of the left end surface of the cup seat 62;

a mesh bag (not shown) fitted under the small notch 623 in the circular through hole 622;

a sliding plate 68 which can move left and right, the cross section of the sliding plate 68 is in a shape of a convex which rotates 90 degrees clockwise, the width of a right bulge 681 is equal to that of the cup base 62, the width of a left part 682 is slightly smaller than that of the pit 22 of the core plate, symmetrical horizontal through holes II 683 are respectively arranged at the front side and the rear side of the left part of the sliding plate 68, the diameter of the horizontal through hole II 683 is slightly larger than that of the polish rod 61, and the position of the horizontal through hole II 683 corresponds to the polish rod; a horizontal core hole III 685 is formed in the symmetrical center line of the left and right end surfaces of the sliding plate 68;

a core shaft 65, the outer diameter of the core shaft 65 is in sliding fit with the core hole III 685, and the center of the right end surface of the core shaft is provided with a section of female threaded hole II;

two ends of the stud bolt 69 are respectively screwed in the female threaded hole I624 of the cup base 62 and the female threaded hole II of the right end face of the mandrel 65, the left end face of the cup base 62 and the right end face of the sliding plate 68 are attached together, the total length of the stud bolt is equal to the total length of the pits 22 of the core plate, and two horizontal through holes II 683 at the left part of the sliding plate are respectively movably sleeved on 2 polished rods 61.

When people need to drink, the cup seat 62 in the cup seat part is pulled out by hand, and the beverage cup is placed in the mesh bag in the round hole 622 in the middle part of the cup seat part; when the tray is in an inclined position, the outer diameter of the spindle 65 is in sliding fit with the spindle hole III 685, namely, can rotate, so that the cup holder 62 connected with the spindle 65 through the stud bolt 69 can also automatically rotate by an angle, and the beverage cup is always positioned in a vertical position under the action of gravity. After use, the cup is removed and the cup holder is pushed back into the rectangular recess 22 in the core 20.

Example 6, see also fig. 5, fig. 7a, fig. 7 b-fig. 7 h. The tray device of this embodiment is improved on the basis of embodiment 5, that is, a button control part is added to the cup holder part, and the button control part includes:

a button 612, the button 612 includes a U-shaped button body 6121, the top ends of two vertical edges of the U-shaped button body respectively extend outwards to form a section of left and right top plates 6123, and the upper surface of the U-shaped transverse edge of the button body is provided with two symmetrical and downwards-recessed blind holes I6122 for assembling compression springs;

a fixing plate 611, the fixing plate 611 includes a rectangular plate 6111, a screw hole 6113 is symmetrically provided on each of the left and right sides of the symmetric center of the

plate

6111, and 2 square through holes 6112 are symmetrically provided inside the two screw holes; a rectangular recessed part 6114 is arranged on the back surface of the middle position of the two square holes 6112, a cylindrical boss 6115 for positioning the spring is respectively arranged on the left side and the right side of the recessed part 6114, and the position of the cylindrical boss 6115 corresponds to the blind hole 6122 for assembling the compression spring;

2 compression springs IV 613 which are respectively sleeved outside the cylindrical boss 6115 and in the corresponding blind holes 6122 for assembling the compression springs;

a movable pin block 610, wherein the movable pin block 610 includes a rectangular body 6102, and a wedge 6103 is respectively connected to the left and right sides of the lower surface of the rectangular body 6102; the left side and the right side of the symmetrical center of the upper surface of the rectangular body 6102 are respectively provided with a blind hole II 6101 for assembling a spring, and a compression spring V614 is respectively arranged in the blind holes; a small section of straight groove 6105 is arranged along the longitudinal central line of the lower surface of the rectangular body 6102, and the upper surface of the straight groove 6105 is connected with a semicircular groove 6106; and,

an upwardly recessed rectangular recess is formed in the lower surface of the cup holder 62 near the right end thereof at the transverse center thereof, and the rectangular recess is adapted to receive and loosely fit the movable pin 610;

a pair of blind holes III 684 which are symmetrical to each other are arranged on the left end surface of the sliding plate 68 and inside the horizontal through hole II 683; a compression spring VI 67 is respectively arranged in the blind holes III 684, and a pin shaft 66 is also arranged on the left surface of the compression spring VI 67; the pin shaft 66 can be inserted into a blind hole arranged on the left end surface of the core plate 20;

a cylindrical pin 615, the radius of the cylindrical pin 615 is slightly smaller than the radius of the semi-circular groove 6106 in the movable pin block 610, it is installed in the horizontal through hole II 625 set on the horizontal center line of the right end face of the cup holder 62, and is inserted into the straight groove 6105 and the semi-circular groove 6106 in the movable pin block 610;

the movable pin 610 is mounted in a rectangular recess near the lower surface of the right end surface of the cup holder 62, and the left and right wedges 6103 are inserted into the two square through holes 6112 of the fixing plate 611 respectively; the fixing plate 611 is fitted with two screws at a position corresponding to the rectangular recess on the lower surface of the cup holder 62; the button 612 is mounted in a rectangular recess 6114 at the back of the middle position of the two square holes of the fixing plate 611, the left and right top plates 6123 of the button are respectively opposite to the left and right wedges 6103 in the movable pin block 610, and the U-shaped button body of the button is exposed out of the rectangular hole 31 on the lower plate 30.

After the key control part in the embodiment is added, the use is more convenient. When the cup holder needs to be used, the button 612 is pushed upwards by hand, the button moves upwards against the elastic force of the compression spring IV 613, the left and right top plates 6123 on the two sides of the button 612 jack up the left and right wedges 6103 in the movable pin block 610 from the two square through holes 6112 in the fixing plate 611 respectively, and the straight groove 6105 and the semi-circular groove 6106 in the movable pin block 610 are lifted and separated from the cylindrical pin 615 against the elastic force of the compression spring V614, at this time, the cup holder 62 and the sliding plate 68 can be automatically ejected rightwards along the polished rod 61 under the action of the compression spring VI 67. After the cup holder is used up, the cup holder 62 is pushed leftwards by hand, the cup holder 62 moves leftwards to the leftmost position against the elastic force of the compression spring VI 67, at this time, under the elastic force of the compression spring V614, the movable pin block 610 moves downwards, the straight groove 6105 and the semi-circular groove 6106 are sleeved outside the cylindrical pin 615, and the left and right wedge bodies 6103 are respectively inserted into the two square through holes 6112 in the fixing plate 611, so that the cup holder is fixed and cannot pop up.

Example 7, see also fig. 7a, 8 a-8 e. The tray device of this embodiment is improved on the basis of the above embodiment 6, that is, a telescopic rod member 70 for hanging the article bag is installed behind the cup holder member 60, and the telescopic rod member 70 comprises:

a section of slide bar hole 75 parallel to the transverse center line of the cup seat is arranged on the back surface of the rectangular concave pit 22 of the core plate 20 for assembling the cup seat component;

a sliding rod 71, the sliding rod 71 is slidably engaged with the sliding rod hole 75 and respectively installed in the sliding rod hole 75, and the outer end thereof is provided with a tip larger than the rod portion.

When the food bag or the garbage bag needs to be hung, the sliding rod 71 is pulled out by hand, the food bag or the garbage bag can be hung on the sliding rod 71, and the sliding rod 71 is pushed back to the original position after use.

In addition, the front of the cup holder part can be provided with a telescopic rod part 70 for hanging the object bag, so that one food bag and one garbage bag can be hung on the front and rear sliding rod holes 75.

Example 8, see also fig. 7a, 8 a-8 e. The tray device of this embodiment is improved on the basis of embodiment 7, that is, the telescopic rod part 70 further includes a pressing control mechanism for automatically moving the sliding rod in and out, and the structure of the pressing mechanism is similar to that of an electrical component "with lock switch", that is, the structure includes:

a convex pit 21 which rotates 90 degrees anticlockwise is arranged in the core plate above the slide bar hole 75, the transverse center line of the pit 21 is parallel to and positioned right above the center line of the slide bar hole, and the distance between the two center lines is designed to ensure that the upper surface of the slide bar hole 75 and the bottom surface of the convex pit 21 can penetrate to form a gap 29; on the bottom surface of the left part of the pit 21, there are provided curves defining the movement of the control rod 73 including: an arrow-shaped protrusion 26, the tip of the arrow-shaped protrusion 26 facing right; and an irregular fold line 28 surrounding the left side of the arrow-shaped protrusion 26;

a rectangular gland 74, the shape of the gland 74 can be accommodated in the right pit of the concave pit 21 shaped like Chinese character 'tu', a semicircular through groove (not shown in the figure) is arranged at the transverse central line, the radius of the semicircular through groove is slightly larger than that of the sliding rod 71, the gland 74 is respectively assembled on the top surface of the right pit of the concave pit 21 shaped like Chinese character 'tu' by screws, and the right end of the sliding rod 71 can be movably pressed;

a compression spring VII 72 installed between the bottom surface of the slide rod hole 75 and the left end surface of the slide rod 71, respectively;

a control rod hole 711 perpendicular to the axis of the sliding rod 71 is arranged at the left part of the sliding rod;

a control rod 73 made of spring steel wire and having hooks at both ends, the right end of the control rod 73 being hooked in the control rod hole 711, and the length of the control rod 73 being designed such that the hook at the left end thereof is just hooked at the recessed point 27 of the arrow-shaped protrusion 26 in the curve of the control rod movement.

Example 9, see again figures 1, 2 and 5. The tray device of this embodiment is improved on the basis of the above-mentioned embodiment, that is, 2 or more USB interface members 40 are installed on one side surface of the supporting member 50 close to the tray, the USB interface member 40 includes a USB interface 41, each USB interface 41 is respectively installed in the notch 43 provided on the left side edge of the core 20 and the lower cover 30, and is fixed on the core 20 by a pressing plate 42.

The above USB interface 41 and the embedded hand controller K may be electrically connected in the following manner:

a small horizontal through hole I921-2 for passing through the electric wire is arranged on the side surface of the lower part of the fixed sleeve 92-2;

a small through hole II 913-2 for connecting a wire in a penetrating way is arranged on the vertical center line of the ejector rod 91-2;

a small horizontal through hole IV 5222 for passing through the electric wire is arranged from the top end of the lower cylindrical core hole II 5231 to the side surface of the middle section 522 in the supporting component 50;

a pair of wires 96 connected from a key control circuit board K2 in the embedded hand controller K pass through the small through hole I921-2, the small through hole II 913-2 and the core hole of the loop bar 51 of the supporting component, then pass through the small hole IV 5222 and are connected to the USB interface 41. The USB interface 41 can be used to charge a laptop, an ipad, or a mobile phone, or connect or charge other external portable electronic devices.

Example 10, see also fig. 12 and 13. The tray device of the present embodiment is improved from the above-described embodiment in that an illumination device D connected to a total control circuit Z10 in a control box Z is added, and the illumination device D includes:

an LED lamp, the LED lamp includes the lamp holder D8 equipped with LED, the coil D7, the lower connector D6 with male screw thread at the lower end and the 3D cannon head female connector D4 in the microphone; wherein the upper end of the coil pipe D7 is fixedly connected with the lamp holder D8, the lower end is fixedly connected with the lower connector D6, the lower connector D6 is screwed with the male thread at the lower end and the female thread at the upper end of the 3D cannon head female connector D4 in the microphone to connect the two together;

an integrated socket D3, the integrated socket D3 including a male connector D31 for mating with the 3D cannon female connector D4; the integrated socket D3 is connected with a master control circuit Z10 in the control box Z;

the 3D cannon female connector D4 in the LED lamp is mutually plugged in or disconnected with the male connector D31 in the integrated socket.

For more firmness, 2 mutually buckled 'U' -shaped clips D5 can be added, and the 2 'U' -shaped clips D5 are clamped at the joint of the lower joint D6 and the 3D cannon female connector D4 by 2 screws.

Furthermore, the integrated socket D3 may further have a plurality of USB interfaces D32, and the USB interface D32 is connected to a general control circuit in the control box Z, so as to conveniently charge portable electronic devices such as a mobile phone and an MP 4. .

In use, the integrated socket D3 can be installed at a proper position of a chair or a bed, the 3D cannon female connector D4 in the LED lamp is inserted into the male connector D31 in the integrated socket D3, and then illumination can be performed. When the LED lamp is not needed, the push button D41 on the 3D cannon female connector D4 can be pushed first, and then the LED lamp can be disconnected.

Example 11, see also figures 11 a-11 d and figure 13. The tray device of this embodiment is improved on the basis of the above-mentioned embodiment, namely the touch key board K in the embedded hand controller K is a upside-down pot-shaped upper cover K1, its upper surface includes a plurality of touch keys, the key is a ball-arc key K1-1, its upper portion is concave downward from the top surface of the upper cover K, its lower portion is projected below the inner bottom surface of the upper cover; in addition, a lower cover K3 is provided, the lower cover K3 comprises a round basin K3-1, the upper end of the round basin K3-1 is also connected with a trumpet-shaped basin opening K3-2, the upper end surface of the basin opening is attached to the inner bottom surface of the basin of the upper cover K, the lower cover K3 and the upper cover K1 are assembled together through bolts K4, and the bottom surface of the lower cover K3 is provided with a hole K3-3 for leading out an electric wire;

the key control circuit board K2 is flatly placed in the middle of the conical surface of the trumpet-shaped basin mouth K3-2 of the lower cover, and each control contact on the upper end surface of the key control circuit board K2 is respectively close to each spherical arc-shaped protrusion K1-1 on the upper cover K1; in addition, the installation plate K4 is provided, the installation plate K4 comprises a round tube K4-1 with the inner diameter slightly larger than the outer diameter of the round basin K3-1 at the lower part of the lower cover, the upper end of the round tube K4-1 is connected with a round plate K4-2 larger than the round tube, a plurality of screw holes K4-3 are uniformly distributed on the middle circumference of the round plate K4-2, and the round plate K4-2 is assembled on the armrest of the chair facility or the bed through screws.

An external wire on the key control circuit board K2 is led out from a hole K3-3 of a lead-out wire in the lower cover K3 and is connected with a control circuit on a master control circuit board in the control box Z. In order to connect the neatness of the electric wires, a wire clamp K5 may be further mounted on the bottom of the lower cover K3 so that the electric wires pass through the space.

The keys on the touch key board K1 in the embedded hand controller K may be as shown in fig. 11b, including a middle circular key K1.12 and 4 circular keys K1.11, K1.13 and K1.14 distributed along the periphery circumference; they may also be as shown in fig. 11 c:

an illuminating lamp control key k1.12, tray ascending and descending keys k1.11 and k1.14, and inclination angle increasing and decreasing keys k1.13 and k1.15 of a backrest and pedals of a seat facility or a bed; alternatively, as shown in FIG. 11 d:

an illuminating lamp control key k1.12, tray ascending and descending keys k1.11, k1.14, inclination angle increasing and decreasing keys k1.13, k1.15 of the backrest and pedals of the seat facility or the bed, and volume increasing and decreasing control keys k1.21, 1.22 of the sound facility; alternatively, as shown in fig. 11 c:

an illuminating lamp control key K1.12, tray ascending and descending keys K1.11 and K1.14, inclination angle increasing and decreasing keys K1.13 and K1.15 of the backrest and pedals of the chair facility or the bed, a massage motor control key K1.21 and a thermal therapy control key K1.22; alternatively, as shown in FIG. 11 d:

a lamp control button k1.12, tray up and down buttons k1.11, k1.14, tilt angle increase and decrease buttons k1.13, k1.15 of the back and pedals of the seat facility or bed, a charge control button k1.32, and a massage heat control button k 1.31.

The number and variety of the keys on the touch key sheet K1 in the embedded hand controller K can be selected according to the needs of the customer.

Example 12, see also figure 14. The tray device of this embodiment is improved on the basis of embodiment 9, that is, the control circuit Z10 on the total control circuit board in the control box Z includes:

a power supply module Z11, a touch key module Z12, MCUAZ13, MCUB Z14, a heating module Z15, a massage motor control module Z16, a charging control module Z17, a push rod control module Z18, a music module Z19, a lighting module Z110, a lifting motor control module Z111 and a USB module Z112 in the embedded hand controller; the power module Z11 is respectively connected with MCUA Z13, MCUB Z14, a heating module Z15, a massage motor control module Z16, a charging control module Z17, a push rod control module Z18, a music module Z19, a lighting module Z110, a lifting motor control module Z111 and a USB module Z112, and converts commercial power into working voltage to supply power to the massage motor control module Z16, the MCUA Z13 is respectively connected with a touch key module Z12 and the MCUB Z14, the MCUA Z13 detects key signals input on a key panel K1 and transmits the detected signals to the MCUB Z14 through a customized wireless communication protocol, and the MCUBZ14 is respectively connected with the heating module Z15, the massage motor control module Z16, the charging control module Z17, the push rod control module Z18, the music module Z19, the lighting module Z110, the lifting motor control module Z111 and the USB module Z112 and controls the work of the heating module Z3535.

Accordingly, various functions such as massage, thermal therapy, audio and video, charging, lighting, etc. in the tray device and the smart furniture can be directly controlled through the touch keys on the touch key pad in the embedded hand controller.

Fig. 10a and 10b show the positions of the tray device P, the lighting part D and the embedded hand controller K mounted on the sofa and the bed, respectively, but this is just one embodiment and it is quite possible to change the design according to the needs of the customer.

The above is only a preferred embodiment of the present invention, but it should not be construed as limiting the scope of the invention, i.e. the invention should not be subject to the modifications and variations of the invention, which are equivalent to the claims.

Claims

1. A multi-functional tray device attachable to a chair or a bed, comprising a tray having a vertical stay fixed to a lower surface of one side thereof, a lower portion of the stay being rotatably fitted in a fixing cover member provided on an armrest of the chair or the bed, characterized in that:

the tray is a rectangular tray;

the fixing sleeve part comprises:

2. The multifunctional tray device attachable to seating facilities and beds as claimed in claim 1, wherein a flange plate connected to furniture is further sleeved on the upper portion of said fixing sleeve; the upper part of the flange plate is also sleeved with a decorative cover.

3. A multifunctional tray device attachable to a chair facility and a bed, comprising a control box and a tray, the control box being installed at a hidden position of the chair facility and the bed, the control box having a main control circuit board therein; a vertical stay bar is fixed under one side of the tray, the lower part of the stay bar is rotatably assembled in a fixed sleeve part on the armrest of the chair facility or the bed, and the tray is characterized in that:

the tray is a rectangular tray;

the fixing sleeve part comprises:

the travel switch is arranged at the upper end of the lifting motor and extends into the inner hole of the fixed sleeve;

the embedded hand controller is arranged on the armrest of the chair facility or the bed and comprises a touch key board and a key control circuit board, and the circuit of the key control circuit board is electrically connected with the circuit of the master control circuit board in the control box of the chair facility or the bed.

4. The multi-functional tray apparatus as claimed in claim 3, wherein the tray comprises an upper cover, a lower cover and a core plate, wherein the upper cover and the lower cover are respectively covered and embedded on the upper and lower surfaces of the core plate.

5. The multi-functional tray device attachable to seating facilities and beds as claimed in claim 3 or 4, wherein a movable flap member is provided to be retractable up and down near a lower side of said tray; the flapper assembly includes:

the 2 fixing blocks are respectively fixedly assembled on the top surface of the lower cover and the left side and the right side of the baffle plate, a straight groove which is communicated from front to back is arranged on the upper surface of each fixing block, a narrow groove which is parallel to the straight groove and a pin hole which is vertical to the straight groove are arranged below the straight groove, and a pin is arranged in the pin hole;

and the torsional spring is sleeved outside the pin, one end of the torsional spring is supported in the rectangular flat through groove on the vertical arm of the sickle-shaped sliding block, and the other end of the torsional spring is supported on the fixed block, so that the position of the blocking piece is fixed and cannot rise when the blocking piece falls.

6. The multi-functional tray device attachable to seating and bedding as claimed in claim 5, wherein a vertically retractable movable flap member is also provided near the upper edge of said tray.

7. The multi-functional tray device attachable to seating facilities and beds as claimed in claim 6, wherein a cup holder part movable left and right is installed on a side of the supporting part away from said tray, the cup holder part comprising:

a mesh bag fitted under the small notch in the circular through hole;

a sliding plate which can move left and right, the cross section of the sliding plate is in a shape of a convex which rotates 90 degrees clockwise, the width of the right bulge is equal to the width of the cup seat, the width of the left part of the sliding plate is slightly smaller than the width of the concave pit of the core plate, the front side and the rear side of the left part of the sliding plate are respectively provided with a symmetrical horizontal through hole II, the diameter of the horizontal through hole II is slightly larger than the diameter of the polish rod, and the position of the horizontal through hole II corresponds to the polish rod;

and two ends of the stud bolt are respectively screwed in the female threaded hole I in the cup seat and the female threaded hole II in the right end surface of the mandrel, the left end surface of the cup seat and the right end surface of the sliding plate are attached together, the total length of the stud bolt is equal to the total length of the pits of the core plate, and two horizontal through holes II in the left part of the sliding plate are respectively movably sleeved on 2 polished rods.

8. The multi-functional tray apparatus attachable to seating and bedding as claimed in claim 7, wherein said cup holder unit further comprises a button control unit comprising:

the movable pin block comprises a rectangular body, and the left side and the right side of the lower surface of the rectangular body are respectively connected with a wedge-shaped body; the left side and the right side of the symmetrical center of the upper surface of the rectangular body are respectively provided with a blind hole II for assembling a spring, and a compression spring V is respectively arranged in the blind holes; a small section of straight groove is arranged upwards on the longitudinal central line of the lower surface of the rectangular body, and the upper surface of the straight groove is connected with a semicircular groove; and,

9. The multi-functional tray apparatus attachable to seating and bedding of claim 8, wherein a telescopic rod member for hanging the article bag is installed at the rear of said cup holder member, the telescopic rod member comprising:

a section of slide bar hole parallel to the transverse center line of the cup seat is respectively arranged at the front side and the rear side of the rectangular pit on the core plate for assembling the cup seat component;

and the sliding rod is matched with the sliding rod hole in a sliding way and is respectively arranged in the sliding rod hole, and the outer end of the sliding rod is provided with a tip larger than the rod part.

10. The multi-functional tray apparatus attachable to seating and bedding of claim 9 wherein said telescoping pole member further comprises a push control mechanism for automatic in and out movement of the sliding pole.

11. The multi-functional tray apparatus attachable to seating and bedding of claim 10, wherein said cup holder unit also has a telescoping rod unit mounted in front of said cup holder unit for hanging the item bag.

12. The multi-functional tray device attachable to a seating facility or a bed as claimed in claim 11, wherein at least one USB interface member is installed on one side surface of the support member adjacent to said tray, the USB interface member including a USB port which is installed in a notch provided on left side edges of said core and said lower cover and fixed to the core by a pressing plate; and the USB interface is electrically connected with the embedded hand controller.

13. The multifunctional tray device attachable to a chair or a bed as claimed in claim 12, wherein the USB port is electrically connected to the embedded manual controller by:

a pair of wires connected from a key control circuit board in the embedded hand controller penetrate out of the small through hole I, the small through hole II and the core hole of the sleeve rod of the supporting part and then penetrate out of the small hole IV to be connected to the USB interface.

14. The multi-functional tray device attachable to seating facilities and beds as claimed in claim 13, further comprising an illumination part connected to a general control circuit in the control box, the illumination part comprising:

15. The multi-function tray device attachable to seating and bedding of claim 14 wherein said integrated socket further comprises a plurality of USB ports.

16. The multi-functional tray apparatus attachable to a seating facility or a bed as claimed in claim 15, wherein the touch button plate of the built-in hand controller is a reversed basin-shaped upper cover, an upper surface of which includes a plurality of touch buttons, the touch buttons being spherical buttons, an upper portion of which is depressed from a top surface of the upper cover and a lower portion of which is projected below an inner bottom surface of the upper cover; in addition, the lower cover comprises a round basin, the upper end of the round basin is also connected with a horn-shaped basin opening, the upper end surface of the basin opening is attached to the inner bottom surface of the basin of the upper cover, the lower cover and the upper cover are assembled together by bolts, and the bottom surface of the lower cover is provided with a hole for leading out an electric wire;

17. The multifunctional tray device attachable to seating facilities and beds as claimed in claim 16, wherein the button on the touch button plate of the built-in hand controller includes a central circular button and a plurality of spherical arc buttons distributed along the circumference thereof, which may be:

18. The multi-functional tray device attachable to a seating facility or a bed as claimed in claim 17, wherein the control circuit of the main control circuit board in said control box comprises: