WO2023169599A1

WO2023169599A1 - Intelligent ascending and descending bed having multiple functions

Info

Publication number: WO2023169599A1
Application number: PCT/CN2023/088531
Authority: WO
Inventors: 刘文明
Original assignee: 上海奥思家科技有限公司
Priority date: 2022-04-20
Filing date: 2023-04-14
Publication date: 2023-09-14
Also published as: CN116509164A; CN114747900A

Abstract

Disclosed is an intelligent ascending and descending bed having multiple functions. Said bed comprises a bed body, a worm gear and worm screw transmission ascending and descending mechanism, and a backboard angle adjustment control mechanism; the worm gear and worm screw transmission ascending and descending mechanism is arranged at a top end of the bed body, and the backboard angle adjustment control mechanism is arranged at one side of an upper end of the bed body. In the intelligent ascending and descending bed having multiple functions, the worm gear and worm screw transmission ascending and descending mechanism is used as a main transmission acting member of the intelligent ascending and descending bed, which can pull hanging straps at four corners of the bed body to synchronously ascend and descend, and enables ascending and descending of the bed body to have remote control functionality; same has a power loss self-locking function and has a ascending travel limiting switch, and a pair of seat core members plus a core member transmission shaft are used in the bed body to manually control angle adjustment of the backboard of the bed; during daily use, the backboard angle can be adjusted according to comfort level, and when reclined, a maximum height of the bed body can be achieved; four legs of the bed body can be manually mounted and removed; the bed body can serve as light box for illumination after being raised, and an excellent use experience of a user is guaranteed.

Description

A smart lift bed with multiple functions

Technical field

The invention relates to the technical field of intelligent lifting beds, specifically an intelligent lifting bed with multiple functions.

Background technique

Today's furniture refers to a type of equipment that is indispensable for humans to maintain normal life, engage in production practices, and carry out social activities. Furniture has also continued to develop and innovate in the footsteps of the times. Nowadays, there are many categories, different materials, complete varieties, and different uses. It is an indispensable part of family life. Furniture is composed of four types: material, structure, appearance, form, and function. It is composed of factors, among which function is the forerunner and the driving force to promote the development of furniture; structure is the backbone and the basis for realizing functions. These four factors are interrelated and restrict each other.

With the expansion of population, the expansion of cities has also brought about the problem of shortage of land resources for people. The cost of human settlement is getting higher and higher, and the living area is getting smaller and smaller. Beds are indispensable in home life as a resting facility for people. However, for houses with a small use area, beds take up a considerable amount of space. Rationalization of space layout and maximization of utilization rate are important tasks for every family. The first thing to consider when setting up.

Since furniture is designed and produced to meet people's certain material needs and usage purposes, furniture also has factors in material and appearance. Modern home life pays attention to saving life and saving space, so the concept of lift beds has emerged. The lift bed is in a lowered state when in use, and in a raised state when not in use, so that the space occupied by the bed can be fully utilized.

Existing intelligent lifting beds often use complex transmission structures, and the structural strength and operational safety cannot be guaranteed, making the lifting process unstable and the functions limited. They cannot be stopped and used at any height. The overall Installation and operation are more inconvenient, affecting the user experience.

Contents of the invention

The purpose of the present invention is to provide an intelligent lifting bed with multiple functions to solve the problems raised in the above background technology.

In order to achieve the above objects, the present invention provides the following technical solutions:

An intelligent lifting bed with multiple functions, including a bed body, a worm gear transmission lifting mechanism and a backboard angle control mechanism. The top of the bed body is provided with a worm gear transmission lifting mechanism, and the upper end side of the bed body is provided with a A backboard angle control mechanism, and a bed backboard is fixed on the inner side of the upper end of the backboard angle control mechanism. A removable support foot is provided at the bottom of the lower end of the bed. The backboard angle control mechanism includes a heightening support foot, a support Seat, seat core piece, wrench, core piece drive shaft cover, bed back panel fixing piece, bed back panel and core piece drive shaft connecting the two core pieces, the upper end of the heightening support leg is provided with a support seat, And the inner side of the support seat is provided with a core piece, and the inner side of the core piece is provided with a core piece transmission shaft. The outer side of the support base is provided with a wrench, and the outer sides of the core piece transmission shaft cover are fixed with bed backs. Board fixings are provided, and a pillow frame that can be used to replace the back panel angle control mechanism for selective installation is provided.

Preferably, the bed body includes a frame beam body, a sling fixing block, a light box soft film, a bottom beam, a bed board, a side light source light bar, a detachable support foot and a sling with a triangular buckle. The inner periphery of the frame beam body is A sling fixed pressing block is provided, a light box soft film is provided at the inner bottom of the frame beam body, and a bottom beam is provided in the upper middle of the light box soft film, and a bed board is arranged at the top of the upper end of the bottom beam. The inside of the frame beam body Side light source light bars are provided at both ends. The frame beam body, bottom beam and bed board form a detachable structure, and the side light source light bars are installed on the inner sides of the two long sides of the frame beam body. The outer side of the frame beam body is made of wooden boards, and the inner side is made of wooden boards. Metal tube, which guarantees strength as well as appearance and touch comfort.

Preferably, the worm gear lifting mechanism includes a fixed cover, a motor worm gear, a left-hand worm gear, a transmission shaft, a transmission shaft cover, a right-hand worm gear, a clamping spring, a worm fixed bearing, a sling shaft, and a sling shaft cover. , sling shaft fixed bearing, sling shaft tube, decorative cover, sling, triangle buckle, carabiner, forward and reversible motor, low-voltage power cord, ceiling mounting bolts and transmission shaft cover limit screw parts, the fixed cover is There is a forward and reverse motor on one side of the inside, and a motor-connected worm gear is installed on the rotating shaft of the forward and reverse motor, which can drive the left-hand worm gear and the right-hand worm gear to rotate in the same direction at the same time, so that their worm gears drive both. The sling shafts mirror the rotation of one clockwise and the other counterclockwise. The outer end of the worm of the left-hand worm gear and the right-hand worm gear is provided with a D-shaped shaft. The D-shaped shaft is connected to the transmission shaft, and a transmission shaft cover is provided on the outside of the transmission shaft. One side of the outer wall of the left-hand worm gear and worm is provided with a D-shaped shaft. There is a clamping spring, and the transmission structure is formed between the forward and reverse rotatable motor, the motor worm gear, the left-hand worm gear, the transmission shaft, the right-hand worm gear and the sling shaft, in which the left-hand worm gear and the right-hand worm gear are in use. Can be interchanged left and right.

Preferably, the size of the D-shaped shaft on the drive shaft and the worm of the left-hand worm gear and the right-hand worm gear matches each other, and the drive shaft forms an elastic structure through the clamping spring and the worm in the left-hand worm gear. The drive shaft cover and the two The sizes of the fixed covers at the ends match each other, and the end cover with a deep hole is equipped with a drive shaft cover limit screw, so that both the drive shaft and the drive shaft cover can be inserted into the fixed cover with a deep hole on the right side and then withdrawn and inserted into the left side. For the shallow hole fixed cover, the drive shaft is positioned by the clamping spring, and the drive shaft cover can also be positioned by screwing in the limit screw. The modular transportation and installation of the entire worm gear transmission lifting mechanism is realized.

Preferably, the upper end of the fixed cover is fixed to the ceiling through working ceiling mounting bolts. A silicone pad is provided at the contact position between the working ceiling mounting bolts and the lower end surface of the ceiling. During installation, a movable head ratchet wrench can be used on the fixed cover. Lock the nut in the narrow space inside to realize the connection and fixation of the working ceiling mounting bolts and the fixed cover. The upper middle part of the sling shaft cover is provided with a safety ceiling mounting bolt connected and fixed to the ceiling, and the lower part is connected with a lifting eye nut and a lifting eye nut. The lower end is wrapped around the sling shaft cover through a knot. When the working ceiling installation bolt connection falls off, the safety ceiling installation bolt pulls the worm gear transmission lifting mechanism through the eye nut and the knot for safety protection; in addition, when the bed body rises, the auxiliary The carabiner on the upper end of the sling can also be connected to the eye nut. When the sling or sling connection with the triangular buckle falls off, the auxiliary sling can pull the falling bed for safety protection.

Preferably, the backboard angle control mechanism is symmetrically distributed along the central axis of the bed backboard, in which the heightening support legs are height-selective installation parts, and the wrench is a detachable tool, and either left or right wrench can It can be pressed down to unlock the core part of the seat, and then adjust the angle of the bed backboard. The angle is automatically locked after the wrench is released. The heightening support legs, the bed body and the support base form a detachable structure, and the seat The chair core piece, the wrench and the core piece transmission shaft constitute the transmission structure.

Preferably, a rectifier bridge is provided on one side of the interior of the worm gear lifting mechanism. The input end of the rectifier bridge is connected to a household AC plug. The AC plug is connected to the household power supply through a standard power cord, and a control panel with a relay is provided. The output end of the rectifier bridge is connected in parallel with the normally open and normally closed ends of the two relays on the control board. The common ends of the two relays on the control board are connected to the positive and negative ends of the forward and reverse motor, and the arc extinguisher and control board are connected in parallel. Equipped with a remote control to control the forward, reverse and stop motion of the motor.

Preferably, a sling is provided on one side of the inner side of the worm drive lifting mechanism, and a self-resetting control button is provided on the outside of the sling. The self-resetting control button is fixed in the threaded hole and can be rotated to control the lifting height of the bed. To adjust and limit the position, the sling and the bed body are loosened or connected through the carabiner and the sling with a triangular ring on the bed body. When the bed body rises, the diameter of the disk formed by the sling becomes larger and larger, thereby squeezing and pressing down. The button of the reset control button triggers the signal on the control board to realize the stroke limit. The self-reset control button comes with screws and is fixed in the threaded hole. By rotating, the installation depth of the self-reset control can be adjusted, thereby adjusting the limit. The disc diameter finally reaches the height limit of the bed body. The worm gear transmission lifting mechanism is provided with a travel switch. One end of the travel switch is provided with a spring piece wrapped in the innermost ring of the sling winding circle. The travel range The other end of the wire of the switch is connected to the collector ring through threading bolts, and the collector ring is then connected to the control panel. The opening and closing of the shrapnel is controlled by the tightness of the sling to control the automatic stop of the bed after it lands on the ground. The collector ring ensures that The rotation of the sling shaft does not affect the work of the travel switch and wires.

Preferably, the worm gear drive lifting mechanism is provided with two sling shafts. The two ends of the sling shaft are provided with slots of different widths for clamping and installing the sling. The head of the sling is folded in half at a short distance and sewn together, and then the wide slot opens into the narrow slot. The sling can be locked by exiting the opening, and ensure the roundness of the sling when the sling shaft rotates. One end of the sling shaft is provided with a slot, and a nut is provided inside for connection and transmission with the worm gear with the slot. The slots of different widths are narrow slots and wide slots respectively. The narrow slots and the wide slots are connected with each other, and a through-round hole is eccentrically arranged between the narrow slot and the wide slot. One end is fixedly connected to the triangular buckle, and the short side of the other end of the sling is folded and sewn together. The sling shaft can be inserted through the penetrating round hole of the narrow notch, and then pulled out from the wide notch, straightened, and pulled back to the narrow notch. The strap is stuck.

Preferably, the lower openings of the four corners of the frame beam of the bed are provided with round pipe sleeves with notches. The detachable support feet contain two pins and rubber sleeves. The pins are aligned with the notches of the circular pipe sleeve and rotated It can be fixed, and the removable support legs can be loosened and removed by reverse rotation. The rubber sleeve is used to protect the bed when it comes into contact with the ground. There are auxiliary slings installed vertically in the middle of both sides of the upper end surface of the bed. The lower end is provided with a forced code pipe clamp corresponding to the specification and number of the detachable support legs. The detachable support legs are installed on the forced code pipe clamp after being disassembled.

Preferably, the intelligent lifting bed is configured as a double-layer structure, consisting of a bed body and a lower bed respectively. The bed body and the lower bed are connected through a connecting foot, and the end of the connecting foot is connected through a foot positioning connection. Block fixed.

Compared with the existing technology, the beneficial effects of the present invention are: the intelligent lifting bed with multiple functions: the worm gear transmission lifting mechanism is used as the main transmission component of the intelligent lifting bed, and the slings at the four corners of the bed can be pulled for synchronization It has a remote control function to make the bed rise and fall, has a power-off self-locking function, and has a limit switch for the rise and fall strokes. It has an insurance function to prevent the bed from falling and the worm gear drive lifting mechanism from falling. The bed uses a pair of seat core parts and a core part transmission shaft to manually control the angle adjustment of the bed backboard. During daily use, the backrest angle can be adjusted according to comfort. When it is tilted down, the maximum height of the bed can be achieved, and the bed The four bed legs can be disassembled and installed manually, and the bed can be used as a light box when raised to ensure a good user experience.

1. In the present invention, the triangular buckles on the upper ends of the slings at the four corners of the bed are used to connect with the worm gear drive lifting mechanism for lifting, and the lower ends are installed on the four corners of the bed through the sling fixing blocks, and there are detachable supporting feet. Rubber sleeve and pin. The rubber sleeve is used to protect the contact with the ground. The pin is used to connect with the notch in the round tube of the bed body. Align the pin and the notch, insert the removable support foot and rotate it to ensure the bed foot. It will not fall. After the bed foot is removed, it can be installed on the forced code pipe clamp, and the soft film of the light box at the bottom and the side light source light strips on both sides can be used for lighting and decoration from the top when the bed is raised. function; and a pair of seat core parts and a core part drive shaft are used on the bed to manually control the angle adjustment of the bed backboard. The rotation of any wrench on both sides can unlock the two seat core parts, thereby realizing the adjustment of the bed backboard. Angle adjustment, the support base is used to install on the bed, and the wrench is a ratchet wrench. After adjusting the angle, the wrench can be adjusted to the ideal position or removed to achieve comfort in the bedside area. When the bed is raised, the bed backboard can be When folded down, the backboard of the bed does not collide with the ceiling, achieving the maximum height of the bed and ensuring an excellent user experience. Both the bed and the worm gear transmission lifting mechanism are of split modular design, which facilitates transportation and on-site operations. Assemble.

2. In the present invention, the worm gear transmission lifting mechanism is used as the main transmission component of the intelligent lifting bed, so that the fixed cover is directly installed on the ceiling through ceiling mounting bolts, in which the worm mounted on the motor actively rotates, and the matching worm gear is connected It drives the left-hand worm and the right-hand worm on the coaxial line to rotate in the same direction, and further drives the matching worm gear and the two sling shafts to rotate symmetrically, pulling the slings to rotate to pull up or lower the hammock, the worm gear drive lifting mechanism and the bed body The hammock can be loosened or connected through carabiners and triangular rings, so that the sling can be retracted when the hammock lands on the ground. The hammock can be used like a regular bed, and can be conveniently connected to raise the hammock. When suspended at low altitude, people can lie on the bed and swing for leisure. , it can save space on the ground when hanging at high altitude, and also ensures the stability of the lifting and lowering of the hammock. The bed has a remote control function for rising and falling, a suspended stop function at any height, a power-off self-locking function, and a rising and falling stroke limit switch to ensure safe and convenient use. In addition, left-hand worm and right-hand worm gear transmission It has self-locking properties, so that the bed's normal lifting capacity has nothing to do with whether the motor is working. It can self-lock at any time when there is a power outage or other failure during operation, which greatly increases the safety of operation and the safety of the bed during leisure time. It also increases the protection of the motor. When the working ceiling mounting bolts fall off, the safety Use the ceiling mounting bolts to pull the worm gear lifting mechanism through the eye nut and rope knot for safety protection; in addition, when the bed body is raised, the carabiner on the upper end of the auxiliary sling can also be connected to the eye nut, and can be used as a sling or sling with a triangular buckle When the connection falls off, the auxiliary sling can hold the falling bed for safety protection.

3. In the present invention, a rectifier bridge is provided on one side of the interior of the worm gear lifting mechanism. The input end of the rectifier bridge is connected to a household AC plug. The AC plug is connected to the household power supply through a standard power cord to take AC power supply. At the same time, a relay is provided. On the control board, the output end of the rectifier bridge is connected in parallel with the normally open and normally closed ends of the two relays on the control board. The common ends of the two relays on the control board are connected to the positive and negative ends of the forward and reverse motor, and are connected in parallel for arc extinguishing. to protect the relay and motor. In addition, a low-voltage backup power supply is provided on the control panel with the relay. The low-voltage power cord can also be drawn out for lighting use to ensure the stability and safety of the power supply of the entire structure. The control panel is equipped with There is a remote control for controlling forward, reverse and stop actions of the motor. In addition, there is a sling on the inner side of the worm gear transmission lifting mechanism, and a self-resetting control button is provided on the outside of the sling. When the sling is continuously wound, its diameter will increase, so you can touch and press the self-resetting control button. Then the signal on the controller is triggered to realize the stroke limit. When actually installed, the installation position of the self-resetting control button can be adjusted to limit the bed lifting height. The elasticity of the sling is used to control the opening and closing of the shrapnel to control the automatic stop of the bed after it lands on the ground. The collector ring ensures that the rotation of the sling shaft does not affect the work of the travel switch and wires.

Description of the drawings

Figure 1 is a schematic diagram of the three-dimensional structure of the present invention;

Figure 2 is a schematic diagram of the front three-dimensional structure of the bed of the present invention;

Figure 3 is a schematic three-dimensional structural diagram of the bed of the present invention viewed from above;

Figure 4 is a schematic diagram of the bed explosion structure of the present invention;

Figure 5 is a schematic diagram of the partially enlarged structure of position A in Figure 2 of the present invention;

Figure 6 is a schematic three-dimensional structural diagram of the worm gear transmission lifting mechanism of the present invention;

Figure 7 is a schematic diagram of the internal cross-sectional structure of the worm gear transmission lifting mechanism of the present invention;

Figure 8 is a schematic diagram of the three-dimensional structure of the worm of the present invention;

Figure 9 is a schematic diagram of the internal unfolded structure of the fixed cover of the present invention;

Figure 10 is a schematic diagram of the circuit structure of the control panel with relays of the present invention;

Figure 11 is a schematic diagram of the cross-section and lifting limit structure of the sling of the present invention.

Figure 12 is a schematic structural diagram of the sling shaft and connecting worm gear of the present invention;

Figure 13 is a schematic diagram of the installation three-dimensional structure of Embodiment 2 of the present invention;

Figure 14 is a partial enlarged view of the installation position of Embodiment 2 of the present invention;

Figure 15 is a schematic diagram of the three-dimensional structure of the forced code pipe clamp installation of the present invention;

Figure 16 is a schematic three-dimensional structural diagram of Embodiment 3 of the present invention;

Figure 17 is a front view of Embodiment 4 of the present invention;

Figure 18 is a schematic diagram of the sling structure of the present invention;

Figure 19 is an enlarged view of the section A-A in Figure 17;

Figure 20 is a schematic diagram of the three-dimensional structure of Embodiment 5;

In the picture: 1. Bed body; 101. Frame beam body; 102. Suspension fixed pressure block; 103. Light box soft film; 104. Bottom beam; 105. Bed board; 106. Side light source light bar; 107. Removable support feet; 108. Sling with triangular buckle; 109. Auxiliary sling; 110. Forced pipe clamp; 114. Connecting the bed foot; 115. Bed foot positioning connection block; 2. Worm gear and worm drive lifting mechanism; 201. Fixed cover; 202. Connected motor worm gear; 203, left-hand worm gear; 204, transmission shaft; 205, transmission shaft cover; 207, right-hand worm gear; 208, clamping spring; 209, worm fixed bearing; 210, sling shaft; 211, sling shaft cover; 212. fixed bearing of sling shaft; 213. sling shaft tube; 214. decorative cover; 215. sling; 216. triangular buckle; 217. carabiner; 218. forward and reverse motor; 219. low-voltage power cord; 220 , Ceiling mounting bolts for work; 221. Drive shaft cover limit screws; 222. Silicone pad; 224. Eye nuts; 225. Ceiling mounting bolts for insurance; 226. Knot; 229. Travel switch; 230. Threading bolts; 231 , shrapnel; 232, collector ring; 3, back plate angle control mechanism; 301, heightening support legs; 302, support base; 303, seat core parts; 304, wrench; 305, core part transmission shaft cover; 306, Bed back panel fixings; 307, bed back panel; 308, core component drive shaft; 4, pillow frame; 5, self-reset control button; 6, remote control; 7, control panel with relay; 8, arc extinguisher ; 9. Rectifier bridge; 10. AC plug; 11. Lower bed.

Implementation

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present invention.

Referring to Figures 1 to 20, the present invention provides a technical solution:

Example

As shown in Figures 1-5, the present invention provides a technical solution: an intelligent lifting bed with multiple functions, including a bed body 1, a worm gear transmission lifting mechanism 2 and a backboard angle control mechanism 3. The characteristic is that the bed The top of the bed 1 is provided with a worm gear lifting mechanism 2, the upper end of the bed 1 is provided with a back plate angle regulating mechanism 3, and a bed back plate 307 is fixed on the inner side of the upper end of the back plate angle regulating mechanism 3. The bed 1 A removable support foot 107 is provided at the bottom of the lower end. The angle control mechanism 3 includes a heightening support foot 301, a support base 302, a core component 303, a wrench 304, a core component drive shaft cover 305, a back plate fixing component 306, a back plate 307, The core piece drive shaft 308 is provided with a support seat 302 at the top of the upper end of the heightening support leg 301, and a seat core piece 303 is provided on the inside of the support base 302, and a core piece drive shaft is provided on the inside of the seat core piece 303. Cover 305, the drive shaft cover is provided with a core drive shaft 308 that connects the two seat cores, a wrench 304 is provided on the outside of the support seat 302, and bed backboard fixings 306 are fixed on both sides of the core drive shaft 305. When the user does not need the backrest board, there is a pillow frame 4 that can be used to replace the installation of 302-308. The pillow frame 4 is relatively short, does not affect the rising height of the bed 1, and is used to prevent the pillow from sliding down. The bed body 1 includes a frame beam body 101, a sling fixing block 102, a light box soft membrane 103, a bottom beam 104, a bed board 105 and a side light source light bar 106, a detachable support foot 107 and a sling 108 with a triangular buckle, and a frame beam body 101 Suspension fixing blocks 102 are provided around the interior, a light box soft film 103 is provided at the inner bottom of the frame beam body 101, and a bottom beam 104 is provided in the upper middle of the light box soft film 103, and a bed board 105 is arranged at the top of the upper end of the bottom beam 104 , side light source light bars 106 are provided at both inner ends of the frame beam body 101. The frame beam body 101, the bottom beam 104 and the bed board 105 form a detachable structure, and the side light source light bars 106 are installed on the inner sides of the two long sides of the frame beam body 101. The outer side of the frame beam body 101 is made of wooden boards and the inner side is made of metal pipes, which not only ensures strength, but also ensures appearance and touch comfort. The backboard angle control mechanism 3 is symmetrically distributed along the central axis of the bed backboard 307, in which the heightening support legs 301 are height-adaptive selective installation parts, and the wrench 304 is a detachable tool. Either of the left and right wrenches 304 can be pressed down to unlock the seat core 303 and then adjust the angle of the bed back panel 307. The angle is automatically locked after the wrench is released. The heightening support legs 301, the bed body 1 and the support base 302 form a detachable structure, and the seat core part 303, the wrench 304 and the core part transmission shaft 308 form a transmission structure, and belts are provided around the interior of the bed body 1. The sling 108 of the triangular ring, the triangle buckle at the upper end of the sling 108 is connected to the carabiner of the worm gear lifting mechanism for lifting, the lower end is installed on the bed 1 through the sling fixing block 102, and the detachable supporting feet 107 are provided with rubber and pins The rubber on the shaft is used to protect it from contact with the ground. The pin is used to connect with the notch in the lower round tube at the four corners of the bed 1. Align the pin and the notch. After inserting the round tube and rotating it, it can ensure that the bed 1 is raised. The detachable support legs 107 will not fall down, and use the light box soft film 103 at the bottom and the side light source light bars 106 on both sides to play the role of lighting and decoration from the upper end when the bed 1 is raised; 1. A pair of seat core parts 303 and a core part transmission shaft 308 are used to manually control the angle adjustment of the bed back panel 307. The rotation of any wrench 304 on both sides can unlock the two seat core components 303, thereby realizing the bed back panel 307. Angle adjustment, the support base 302 is used to be installed on the bed 1, and the wrench 304 is a ratchet wrench. After adjusting the angle, the wrench 304 can be adjusted to the ideal position or removed to achieve comfort in the bedside area. When the bed 1 is raised The bed backboard 307 can be tilted down to prevent the bed backboard 307 from colliding with the ceiling, thereby achieving the maximum height of the bed 1 and ensuring an excellent user experience. Both are split modular designs, which are convenient for transportation and Assembled on site.

As shown in Figures 6-8, the present invention provides a technical solution: an intelligent lifting bed with multiple functions. The worm gear transmission lifting mechanism 2 includes a fixed cover 201, a connected motor worm gear 202, and a left-hand worm gear 203. , transmission shaft 204, transmission shaft cover 205, right-hand worm gear 207, clamping spring 208, worm fixed bearing 209, sling shaft 210, sling shaft cover 211, sling shaft fixed bearing 212, sling shaft tube 213, decorative cover 214 , a sling 215, a triangular buckle 216, a carabiner 217, a forward and reversible motor 218, a low-voltage power cord 219 and a ceiling mounting bolt 220 and other parts. The fixed cover 201 is provided with a forward and reversible motor 218 on one side inside the fixed cover 201. . A transmission structure is formed between the forward and reverse motor 218, the motor worm gear 202, the left-hand worm gear 203, the transmission shaft 204, the right-hand worm gear 207 and the sling shaft 210. The drive shaft 204 and the D-shaped shaft dimensions on the worms of the left-hand worm gear 203 and the right-hand worm gear 207 match each other, and the drive shaft 204 forms an elastic structure through the clamping spring 208 and the worm in the left-hand worm gear 203 . The dimensions of the transmission shaft cover 205 and the fixed covers 201 at both ends match each other, and the deep hole end cover 201 is provided with a transmission shaft cover stop screw 221. In this way, both the transmission shaft 204 and the transmission shaft cover 205 can be inserted into the fixed cover 201 with a deep hole on the right side first, and then withdrawn and inserted into one end of the fixed cover 201 with a shallow hole on the left side to achieve positioning, thereby realizing the entire worm gear transmission lifting mechanism. 2’s modularity and convenient installation. The worm gear transmission lifting mechanism 2 is used as the main transmission component of the intelligent lifting bed, so that the fixed cover 201 is directly installed on the ceiling through the ceiling mounting bolts, and a motor worm gear 202 is installed on the rotating shaft of the forward and reverse motor 218. , can simultaneously drive the worms of the left-hand worm gear 203 and the right-hand worm gear 207 to rotate in the same direction, thereby causing their worm gears to drive the two sling shafts 210 to rotate in mirror images (one rotates clockwise and the other rotates counterclockwise), pulling the sling to rotate. Thus, the hammock can be pulled up or lowered smoothly. The bed body can be loosened or connected through the carabiner and the triangular ring, so that the sling can be retracted when the hammock lands on the ground. The hammock can be used like a regular bed, and can be easily connected to raise the hammock at low altitudes. When suspended in the air, people can lie on the bed and swing for leisure. When suspended at high altitude, space on the ground can be saved. The matching use of left-hand worm gears and right-hand worm gears ensures the stability of the lifting and lowering of the hammock. The bed 1 has a remote control function for raising and lowering, a power-off self-locking function, and a rising stroke limit switch to ensure safe and convenient use. In addition, the worm gear drive itself has self-locking properties, so the bed 1 is normally The lifting capacity has nothing to do with whether the motor is working. It can self-lock at any time in case of power outage during operation, which greatly increases the safety of operation and safety when the bed body 1 is suspended for leisure, and also increases the protection of the motor.

As shown in Figure 9-11, a rectifier bridge 9 is provided on one side of the interior of the worm gear lifting mechanism 2. The input end of the rectifier bridge 9 is connected to a household AC plug 10. The AC plug 10 is connected to the household power supply through a standard power cord. At the same time, A control board 7 with relays is provided. The output terminals of the rectifier bridge 9 are connected in parallel with the normally open and normally closed terminals of the two relays on the control board 7. The common terminals of the two relays on the control board 7 are connected to the forward and reverse direction of the motor 218. The negative ends are connected in parallel with an arc extinguisher 8, and the control panel 7 is provided with a remote controller 6 for controlling forward, reverse, and stop actions of the motor. In addition, a sling 215 is provided on one side of the interior of the worm gear lifting mechanism 2, and a control button 5 is provided on the outside of the sling 215, which can be used to control the limit of the bed's lifting height. The sling 215 and the bed body 1 are loosened or connected through the carabiner 217 and the sling 108 with a triangular ring on the bed body. When the bed body rises, the disc formed by the sling 215 becomes larger and larger, thereby squeezing the button of the self-resetting control button 5, thereby triggering the signal on the control panel 7 to realize the stroke limit. The self-return control button 5 has its own screws and is fixed in the threaded hole. By rotating, the installation depth of the self-reset control 5 can be adjusted, thereby adjusting the disc diameter at the limit, and finally adjusting the height limit of the bed 1 . The worm gear transmission lifting mechanism 2 uses the AC socket 10 as the power source of the device to take household AC power for power supply. The DC can be driven by a forward and reverse motor. The AC power is connected to the normally open and normally closed ends of the two relays after passing through the rectifier bridge 9. By controlling the two relays on the control board, the forward and reverse rotation or stopping of the motor can be realized, and the arc extinguishers 8 at both ends of the motor are used to protect the relay and the motor. In addition, the control board with relays 7 is equipped with a low-voltage backup power supply, and low-voltage power cords can also be drawn out for lighting use to ensure convenient and safe power supply for the entire structure. The bed 1 is loosened or connected through the carabiner and the triangular ring, so that the sling 215 can be retracted when the bed 1 falls to the ground.

To sum up, based on its split and modular design, this intelligent lifting bed with multiple functions can be installed and used by the user. The sling fixing block 102 and the sling 108 with a triangular buckle are already connected to the head and foot of the frame beam 101. The short side of the bed is pre-installed in place, and the side light source light bar 106 has been pre-installed in place with the long sides of the frame beam 101 on both sides of the bed. The user only needs to first connect the frame beam 101 and the light box soft The membrane 103, the bottom beam 104, and the bed board 105 are assembled, and then the removable support feet are inserted to complete the installation of the bed 1.

The next step is to install the worm gear transmission lifting mechanism. Except for the transmission shaft 204, transmission shaft cover 205 and clamping spring 208, all other parts have been pre-installed at the factory. The fixed cover 201 is directly installed on the ceiling through the ceiling mounting bolts, and is then clamped The tight spring 208 is inserted into the D-shaped shaft with a deep hole. The drive shaft 204 and the drive shaft cover 205 are inserted into the fixed cover 201 with the deep hole and then withdrawn and inserted into the fixed cover 201 with the shallow hole. The drive shaft passes through the spring limit. position, the limit of the transmission shaft cover 205 needs to loosen the decorative cover 214 at the motor, and then screw in the transmission shaft cover limit screw 221 to fix it. After it is installed in place, reinstall the decorative cover 214.

Next is the installation of the back panel angle adjustment mechanism 3. Except for 301, all other parts have been pre-installed at the factory. 301 can be selectively installed according to the height of the bed. The back panel angle adjustment mechanisms of 302-308 can be replaced by the pillow frame 4. sexual installation.

The worm gear lifting mechanism is plugged in, and the sling 215 on the worm gear lifting mechanism is lowered through the remote control. The carabiner 217 can be connected to the triangular buckle of the sling 108 on the bed, thereby realizing the overall lifting of the bed 1.

By rotating and adjusting the installation position of the self-resetting control button 5, the raised height positioning of the bed 1 can be achieved.

If the user feels that the foot of the bed is in the way after raising it, he can twist and remove the detachable support foot 107 by hand. When the bed is put down, the detachable support legs 107 can be inserted.

After it is raised, the user can insert and connect the low-voltage power cord 219, thereby realizing the function of the bottom of the bed as a light box lighting. When putting down the bed, unplug the low-voltage power cord 219.

During use, the user can adjust the angle of the bed backboard 307 by pressing any wrench 304 on both sides. The wrench 304 is a ratchet wrench. After adjusting the angle, the wrench 304 can be adjusted to an ideal position or removed to achieve comfort in the bedside area. When the bed 1 is raised, the bed backboard 307 can be lowered so that it does not collide with the ceiling and achieve the maximum lifting height of the bed 1 . If the user does not need the bed back panel, the pillow frame 4 can be installed instead of the bed back panel to meet the needs of different users.

In addition, users can raise and lower the bed 1 into the air, and people can engage in leisure activities such as swinging on the bed.

Example

On the basis of Embodiment 1, (as shown in Figures 13, 14, and 15) an auxiliary sling 109 is vertically provided at the middle position on both sides of the upper end surface of the bed 1, and a detachable supporting foot 107 is provided at the lower end of the bed 1 The detachable support legs 107 are installed on the forced code pipe clamp 110 after being disassembled and installed on the forced code pipe clamp 110 corresponding to the specification and quantity. An auxiliary sling 109 is provided to prevent the bed 1 from falling. When the bed 1 is raised to the top, the auxiliary sling 109 can be used The carabiner on the upper body is locked on the lifting eye nut 224 to ensure that when the working slings at the four corners fail, the bed body will not fall, which plays a role of safety protection. After the bed body 1 is raised, the detachable support legs 107 Take it off and stick it on the forced code pipe clamp 110 to further save ceiling space.

The upper end of the fixed cover 201 is fixed to the ceiling through the working ceiling mounting bolts 220. A silicone pad 222 is provided at the contact position between the working ceiling mounting bolts 220 and the lower end surface of the ceiling. During installation, a movable head ratchet wrench can be used to fix the fixed cover 201 Lock the nut in the narrow space inside to realize the connection and fixation of the working ceiling mounting bolt 220 and the fixed cover 201. The upper middle of the sling shaft cover 211 is provided with a safety ceiling mounting bolt 225 connected and fixed to the ceiling, and the lower part thereof is connected The lower end of the lifting eye nut 224 is wrapped around the sling shaft cover 211 through the knot 226. When the working ceiling mounting bolt 220 is disconnected, the safety ceiling mounting bolt 225 pulls the worm gear drive up and down through the lifting eye nut 224 and the knot 226. Mechanism 2 performs safety protection; in addition, when the bed body 1 rises, the carabiner at the upper end of the auxiliary sling 109 can also be connected to the eye nut 224. When the sling 108 or the sling 215 with the triangular buckle is disconnected, the auxiliary sling 109 can be pulled The fallen bed 1 is protected for safety.

Example

On the basis of Embodiment 2, (as shown in Figures 16 and 18) the slots of different widths are narrow slots and wide slots respectively, the narrow slots and the wide slots are connected to each other, and the narrow slots and A through hole is eccentrically provided between the wide slots. One end of the sling 215 is fixedly connected to a triangular buckle 216. The short side of the other end of the sling 215 is folded and sewn together. The sling can be inserted through the through hole in the narrow slot. The shaft 210 is pulled out from the wide notch and then straightened. After pulling back, the narrow notch blocks the strap 215.

Example

On the basis of Embodiment 3, (as shown in Figures 17 and 19) a travel switch 229 is provided inside the worm gear lifting mechanism 2. One end of the travel switch 229 is provided with a spring piece 231 wrapped around the innermost circle of the sling 215. , the other end of the wire of the travel switch 229 is connected to the collector ring 232 through the threading bolt 230, and the collector ring 232 is then connected to the control panel 7, and the opening and closing of the elastic piece 231 is controlled by the tightness of the sling 215, so as to reach the position after the bed 1 is lowered to the ground. The automatic stop control and slip ring 232 ensure that the rotation of the sling shaft 210 does not affect the work of the travel switch 229 and the wire.

Landing limit: When the bed 1 falls to the ground, the sling 215 is at the end and in a relaxed state, and the elastic piece of the travel switch 229 will rebound 231, triggering the travel signal. The electric wire of the limit switch 229 is connected to the collector ring 232 through the threading bolt 230, and the collector ring 232 is connected to the control panel 7. In this way, the collector ring 232 ensures that the rotation of the sling shaft 210 does not affect the work of the limit switch 229 and the electric wire.

Example

On the basis of Embodiment 4, (as shown in Figure 20) the intelligent lifting bed is configured as a double-layer structure, consisting of a bed body 1 and a lower bed 11, respectively. The bed body 1 and the lower bed 11 are connected by a connecting bed foot 114. The end connected to the bed foot 114 is fixed by the bed foot positioning connection block 115 .

The bunk bed has two bed bodies. The connecting foot 114 of the upper layer is relatively long and can be disassembled, and the foot positioning connecting block 115 is fixed on the lower bed 11. When sleeping, the connecting foot 114 is socketed in the foot positioning connection. On the block 115, the positioning of the connecting bed legs 114 can be realized. When you want to put it away, first connect the triangular buckle on the bed body 1 to the lifting mechanism. After rising a little, remove the four connecting bed legs 114, and move the bed body 1 Place it on the lower bed 11, then replace the four triangle buckles connecting the lower bed 11, and finally raise the two bed bodies to a high place, and vice versa when sleeping.

Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art will understand that various changes, modifications, and substitutions can be made to these embodiments without departing from the principles and spirit of the invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims

An intelligent lifting bed with multiple functions, including a bed body (1), a worm gear transmission lifting mechanism (2) and a back plate angle control mechanism (3). It is characterized in that the top of the bed body (1) is provided with Worm gear drive lifting mechanism (2), the upper end side of the bed (1) is provided with a back plate angle control mechanism (3), and a bed back plate (3) is fixed on the inner side of the upper end of the back plate angle control mechanism (3) 307), the lower end of the bed (1) is provided with detachable support legs (107), and the backboard angle control mechanism (3) includes heightening support legs (301), a support base (302), and a seat. Core piece (303), wrench (304), core piece drive shaft cover (305), bed back panel fixing piece (306), bed back panel (307) and core piece drive shaft (308) connecting the two core pieces, A support seat (302) is provided on the top of the upper end of the heightening support leg (301), and a core component (303) is provided on the inside of the support seat (302), and a core component (303) is provided on the inside of the core component (303). The drive shaft (308) is provided with a wrench (304) on the outside of the support seat (302), and bed backboard fixings (306) are fixed on both sides of the core drive shaft cover (305). Optional headrest supports (4) are available to replace 302-308.
An intelligent lifting bed with multiple functions according to claim 1, characterized in that: the bed body (1) includes a frame beam body (101), a sling fixed pressure block (102), and a light box soft film (103) , bottom beam (104), bed board (105), side light source light bar (106), detachable support feet (107) and sling with triangular buckle (108), the frame beam body (101) is provided with The sling fixation block (102) is provided with a light box soft film (103) at the inner bottom of the frame beam body (101), and a bottom beam (104) is provided in the upper middle of the light box soft film (103), and the bottom beam (104) There are bed boards (105) arranged on the top of the upper end of the bed body (104), side light source light bars (106) are provided at both ends of the inner side of the frame beam body (101), and vertically provided in the middle positions on both sides of the upper end surface of the bed body (1). Auxiliary sling (109), the frame beam body (101), bottom beam (104) and bed board (105) form a detachable structure, and the side light source light bar (106) is installed on both long sides of the frame beam body (101) On the inside, the outside of the frame beam body (101) is made of wooden boards and the inside is made of metal tubes, which not only ensures strength, but also ensures appearance and touch comfort.
An intelligent lifting bed with multiple functions according to claim 1, characterized in that: the worm gear transmission lifting mechanism (2) includes a fixed cover (201), a motor worm gear (202), a left-hand worm gear (203), drive shaft (204), drive shaft cover (205), right-hand worm gear (207), clamping spring (208), worm fixed bearing (209), sling shaft (210), sling shaft cover (211) ), sling shaft fixed bearing (212), sling shaft tube (213), decorative cover (214), sling (215), triangle buckle (216), carabiner (217), forward and reverse motor (218), It consists of low-voltage power cord (219), ceiling mounting bolts (220) and drive shaft cover limit screws (221). The fixed cover (201) is provided with a forward and reverse motor (218) on one side inside, which can A connecting motor worm gear (202) is installed on the rotating shaft of the forward and reverse motor (218), which can simultaneously drive the worms of the left-hand worm gear (203) and the right-hand worm gear (207) to rotate in the same direction, thereby causing their worm gears to drive two The sling shaft (210) rotates in mirror image (one rotates clockwise and the other rotates counterclockwise). The outer end of the worm of the left-hand worm gear (203) and the right-hand worm gear (207) is provided with a D-shaped shaft. It is connected to the transmission shaft (204), and a transmission shaft cover (205) is provided on the outside of the transmission shaft (204). A clamping spring (208) is provided on one side of the outer wall of the left-hand worm gear (203). A transmission structure is formed between the forward and reverse rotating motor (218), the motor worm gear (202), the left-hand worm gear (203), the transmission shaft (204), the right-hand worm gear (207) and the sling shaft (210). The worm gear (203) and the right-hand worm gear (207) can be interchanged left and right in terms of application.
An intelligent lifting bed with multiple functions according to claim 3, characterized in that: the D-shaped shaft on the drive shaft (204) and the worm of the left-hand worm gear (203) and the right-hand worm gear (207) The dimensions match each other, and the drive shaft (204) forms an elastic structure through the clamping spring (208) and the worm in the left-hand worm gear (203). The sizes of the drive shaft cover (205) and the fixed covers (201) at both ends match each other. The end cover (201) with a deep hole is provided with a drive shaft cover limit screw (221), so that both the drive shaft (204) and the drive shaft cover (205) can be inserted into the fixed cover (201) with a deep hole on the right side first Then withdraw and insert one end of the fixed cover (201) with a shallow hole on the left side to achieve positioning.
An intelligent lifting bed with multiple functions according to claim 3, characterized in that: the upper end of the fixed cover (201) is fixed on the ceiling through working ceiling mounting bolts (220), and the working ceiling mounting bolts (220) is provided with a silicone pad (222) in contact with the lower end surface of the ceiling. During installation, the nut can be tightened in the narrow space inside the fixed cover (201) with a movable head ratchet wrench, thereby realizing the working ceiling mounting bolt (220). 220) and the fixed cover (201) are connected and fixed. The upper middle part of the sling shaft cover (211) is provided with a safety ceiling mounting bolt (225) that is connected and fixed to the ceiling. The lower part is connected with the lifting eye nut (224), and the lifting eye nut (225) is connected to the ceiling. The lower end of 224) is wrapped around the sling shaft cover (211) through the knot (226). When the working ceiling mounting bolt (220) is disconnected, the safety ceiling mounting bolt (225) passes through the eye nut (224) and the knot (226) ) Pull the worm gear transmission lifting mechanism (2) for safety protection; in addition, when the bed body (1) rises, the carabiner at the upper end of the auxiliary sling (109) can also be connected to the lifting eye nut (224). When the bed with a triangular buckle When the sling (108) or the sling (215) is disconnected, the auxiliary sling (109) can hold the fallen bed (1) for safety protection.
An intelligent lifting bed with multiple functions according to claim 1, characterized in that: the back panel angle control mechanism (3) is symmetrically distributed along the central axis of the bed back panel (307), wherein the heightening The support leg (301) is a height-selective installation piece, and the wrench (304) is a detachable tool. Either of the left and right wrenches (304) can be pressed down to unlock the seat core part (303), and then proceed. The angle of the bed backboard (307) is adjusted and the angle is automatically locked after releasing the wrench. The heightening support legs (301), the bed body (1) and the support base (302) form a detachable structure, and the seat core The component (303), the wrench (304) and the core component transmission shaft (308) constitute the transmission structure.
An intelligent lifting bed with multiple functions according to claim 3, characterized in that: a rectifier bridge (9) is provided on one side of the interior of the worm gear transmission lifting mechanism (2), and the input of the rectifier bridge (9) The AC plug (10) is connected to the household power supply through a standard power cord, and a control board (7) with a relay is provided at the same time. The output end of the rectifier bridge (9) is connected to the control board (7) respectively. ) are connected in parallel. The common terminals of the two relays on the control panel (7) are connected to the positive and negative terminals of the reversible motor (218), and the arc extinguisher (8) is connected in parallel to control The board (7) is provided with a remote control (6) for controlling the forward and reverse rotation and stopping actions of the motor.
An intelligent lifting bed with multiple functions according to claim 5, characterized in that: a sling (215) is provided on one side of the inner side of the worm gear transmission lifting mechanism (2), and the sling (215) is provided on an outer side A self-resetting control button (5) is provided. The self-resetting control button (5) is fixed in the threaded hole and can be rotated to control the adjustment and limit of the rising height of the bed. The sling (215) and the bed (1) By loosening or connecting the carabiner (217) and the sling (108) with the triangular ring on the bed, when the bed rises, the diameter of the disk formed by the sling (215) becomes larger and larger, thereby squeezing and pressing the self-return control Press the button (5), and then trigger the signal on the control panel (7) to realize the stroke limit. The self-reset control button (5) has its own screw and is fixed in the threaded hole. By rotating, the self-reset control (5) can be realized. The installation depth is adjusted to adjust the disk diameter during the limit, and finally achieve the purpose of adjusting the raised height limit of the bed (1). The worm gear transmission lifting mechanism (2) is provided with a travel switch (229) inside , one end of the travel switch (229) is provided with a spring piece (231) wrapped in the innermost winding circle of the sling (215), and the other end of the wire of the travel switch (229) is connected to the collector ring (230) through a threading bolt (230) 232), the collecting ring (232) is then connected to the control panel (7), and the opening and closing of the shrapnel (231) is controlled by the tightness of the sling (215) to control the automatic stop of the bed (1) after it lands on the ground. The electric ring (232) ensures that the sling shaft (210) does not affect the work of the travel switch (229) and the wire when rotating.
An intelligent lifting bed with multiple functions according to claim 7, characterized in that: the worm gear transmission lifting mechanism (2) is provided with two sling shafts (210), and the sling shafts are provided with different widths at both ends. The notch is used to lock and install the sling (215). After the head of the sling is folded and sewed in a short distance, the wide notch enters the narrow notch and comes out to realize the sling clamping position, and ensures the roundness of the sling when the sling shaft rotates. One end of the shaft (210) is provided with a clamping slot, and a nut is provided inside for coupling and transmission with the worm gear with the clamping slot. The slots of different widths are narrow slots and wide slots respectively, and the narrow slots are respectively The notch and the wide notch are connected to each other, and a through hole is eccentrically provided between the narrow notch and the wide notch. One end of the sling (215) is fixedly connected to the triangular buckle (216), and the other end of the sling (215) is fixedly connected to the triangular buckle (216). The short side of one end is folded and then sewed, and the sling shaft (210) can be inserted through the through hole of the narrow notch, then pulled out from the wide notch and then straightened, and the narrow notch blocks the sling (215) after pulling it back.
An intelligent lifting bed with multiple functions according to claim 2, characterized in that: the four corners of the frame beam (101) of the bed (1) are provided with round pipe sleeves with notches, The detachable support foot (107) contains two pins and rubber sleeves. The pins are aligned with the notches of the circular pipe sleeves and inserted and rotated to achieve fixation. The detachable support foot (107) can be loosened and removed by reverse rotation. The rubber cover is used to protect the bed body (1) when it is in contact with the ground. The lower end of the bed body (1) is provided with forced pipe clamps (110) corresponding to the specifications and numbers of the detachable support feet (107). The detachable support feet (107) can be installed on the forced code pipe clamp (110) after being disassembled.
An intelligent lifting bed with multiple functions according to claim 1, characterized in that: the intelligent lifting bed is configured as a double-layer structure, consisting of a bed body (1) and a lower bed (11). (1) is connected to the lower bed (11) through a connecting foot (114), and the end of the connecting foot (114) is fixed by a foot positioning connecting block (115).