CN215838056U - Temperature control bed channel connection structure and multifunctional intelligent temperature control bed - Google Patents

Abstract

The utility model discloses a temperature control bed channel connecting structure and a multifunctional intelligent temperature control bed, belonging to the field of beds and comprising a bed body, a mattress, a comforter, a cold and hot air source and a temperature control bed channel connecting structure, wherein the mattress is laid on a bed plate of the bed body, the temperature control bed channel connecting structure is connected to the cold and hot air source, the temperature control bed channel connecting structure comprises a first ventilation pipeline arranged in the comforter, a second ventilation pipeline arranged in the mattress and a third ventilation pipeline arranged on the bed plate, the first ventilation pipeline is in butt joint with the second ventilation pipeline below, the second ventilation pipeline is in butt joint with the third ventilation pipeline below, and the cold and hot air source cools/warms the mattress and the comforter simultaneously. The quilt is internally communicated with the mattress, so that the quilt and the mattress are conveniently ventilated simultaneously, the use is more convenient, and cold air/warm air is simultaneously conveyed into the mattress and the quilt through the cold and hot air source to adjust the temperature of the bed, so that the bed is more comfortable to sleep on.

Description

Temperature control bed channel connection structure and multifunctional intelligent temperature control bed

Technical Field

The utility model relates to the field of beds, in particular to a temperature control bed channel connecting structure and a multifunctional intelligent temperature control bed.

Background

As a basic furniture, the bed has a long history in China and plays an important role in daily life. From ancient times to present, the style and the shape of the bed are greatly changed, but the function is still single. Since the bed is furniture for a person to sleep on, one third of the time is spent in the bed, which requires a healthy and comfortable bed to ensure good sleep quality. When the traditional bed is used in summer, a person sleeps on the traditional bed, and the traditional bed can cause dryness and heat uneasiness and can not fall asleep due to higher temperature; when the quilt is used in winter, the weather is cold, the indoor temperature is low, a thick quilt can be covered for keeping warm when people sleep, the comfort is not good, and the warm-keeping effect is not good.

In order to solve the problem that the temperature of the traditional bed cannot be controlled, a mattress capable of heating and cooling and an air-conditioning quilt capable of heating and cooling appear on the market, such as a separated directional heating and ventilating bed with application publication number of CN104643721A, comprising a bedside table and a mattress arranged on a bed frame, wherein the mattress comprises a frame coated with a wrapping layer on the outer surface, at least one surface of the frame is provided with air vents, and at least one air vent is communicated with a ventilating port of an electric ventilating fan arranged outside the mattress through an air supply pipe; a heating device is arranged in front of a ventilation opening of the electric ventilation fan; a plurality of air distributing pipes are arranged in the frame, and the total air inlets of the air distributing pipes are communicated with the air supply pipe; the multiple air distributing pipes are provided with multiple directional air outlets which are dispersed in the frame. For example, the cooling and heating air conditioning quilt with application publication number CN102338501A comprises an absorption refrigerator, a cooling liquid heat preservation tank, a hot liquid heat preservation tank, a condensing electromagnetic valve, an auxiliary condenser, a silencing circulation pump, a liquid electromagnetic valve, an air conditioning quilt (a) (B), a cold liquid heat preservation tank, a hot liquid heat preservation tank, and two sets of cooling and heating systems which are respectively connected with the silencing circulation pump and the liquid electromagnetic valve air conditioning quilt (a) (B). At present, the air conditioner is used for cooling and heating through a cooling and heating unit, the mattress is used for heating and cooling through another electric fan and a heating device, and the air conditioner is separated from the mattress and is inconvenient to use.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a multifunctional intelligent temperature-controlled bed which is convenient to use, a quilt and a mattress are connected together and can be used for cooling/heating through a device, and a channel connecting structure arranged on the temperature-controlled bed.

The technical scheme of the utility model is as follows: the temperature control bed channel connecting structure is characterized by comprising a first ventilation pipeline arranged in a quilt, a second ventilation pipeline arranged in a mattress and a third ventilation pipeline arranged on a bed board, wherein the first ventilation pipeline is in butt joint with the second ventilation pipeline below, and the second ventilation pipeline is in butt joint with the third ventilation pipeline below.

The second ventilation pipeline comprises a tee joint, the first ventilation pipeline and the third ventilation pipeline are connected with different connectors of the tee joint, the first ventilation pipeline comprises a branch pipeline I positioned in the quilt, and the second ventilation pipeline comprises a branch pipeline II positioned in the mattress.

And a plurality of downward air outlets are arranged on the first branch pipeline.

And a plurality of upward air outlets are formed in the branch pipeline II.

The first branch pipeline and the second branch pipeline are corrugated pipes.

The branch pipeline II is a corrugated pipe internally provided with a steel wire.

The multifunctional intelligent temperature-control bed is characterized by comprising a bed body, a mattress, a comforter and a cold and hot air source, wherein the mattress is laid on a bed plate of the bed body, the temperature-control bed channel connecting structure is connected to the cold and hot air source, and the cold and hot air source cools/warms the mattress and the comforter simultaneously.

The connecting end of the first air pipeline is exposed outside the cover, the connecting end of the first air pipeline is detachably connected with a second air pipeline in the mattress, and when the first air pipeline is detached, a blocking piece is arranged for blocking a three-way joint of the second air pipeline.

Mattress includes from supreme lower floor's mattress, middle mattress and the upper mattress of piling up in proper order down, lower floor's mattress is the cushion, vent pipe two includes three-way joint, vent pipe one and vent pipe three and three-way joint's different interface hookups, vent pipe one including being located the branch pipeline one that is covered by the lid, vent pipe two including being located the branch pipeline two in the mattress, branch pipeline two is located in the middle mattress, lower floor's mattress and upper mattress all have the hole.

The cold and hot air source comprises a heating module for heating air, a control module is arranged on the bed body, a temperature sensing module for sensing temperature is arranged in the mattress, the temperature sensing module feeds back information to the control module, and the control module controls the heating module to heat.

Compared with the prior art, the mattress has the advantages that the mattress comprises a first air duct arranged in the comforter, a second air duct arranged in the mattress and a third air duct arranged on the bed board, wherein the first air duct is in butt joint with the second air duct below, and the second air duct is in butt joint with the third air duct below, so that the comforter and the mattress can be ventilated simultaneously, and the mattress is convenient to use;

the mattress is characterized in that a channel connecting structure formed by connecting the air duct I, the air duct II and the air duct III is connected to a cold and hot air source, the cold and hot air source cools/warms the mattress and the comforter at the same time, the structure is simple, hot air can be conveyed into the pipeline through the cold and hot air source under the cold weather condition, the comforter is kept warm, and the purpose of cooling can be achieved by conveying cold air into the pipeline in hot summer.

Drawings

The present invention will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of illustrating the background art and explaining the preferred embodiments, and therefore should not be taken as limiting the scope of the present invention. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on conceptual representations of elements or structures depicted and may contain exaggerated displays and are not necessarily drawn to scale.

FIG. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is an internal view of the cap of the present invention.

Fig. 4 is a cross-sectional view with the cover removed.

Fig. 5 is an interior schematic view of the middle mattress.

Fig. 6 is an exploded view of the present invention.

Fig. 7 is a bottom schematic view of the comforter.

Fig. 8 is a diagram showing the relationship between the electronic components when the display screen is a touch screen.

Fig. 9 is a diagram showing the relationship between the electronic components when the display panel is a liquid crystal panel.

In the figure: 1. a bed body; 2. a power jack; 3. a backrest; 4. a display screen; 5. a control box; 6. a quilt cover; 7. an air inlet; 8. an upper mattress; 9. a middle mattress; 10. a lower mattress layer; 11. mounting grooves; 12. a control module; 13. a first ventilation pipeline; 14. a three-way joint; 15. a temperature sensing module; 16. A second air duct; 17. a bed board; 18. a third air duct; 19. a cold and hot air source; 20. a first longitudinal pipe; 21. a branch pipeline I; 22. an air outlet; 23. a first transverse pipe; 24. connecting a first pipeline; 25. a hole; 26. a blocking member; 27. a branch pipeline II; 28. a fan; 29. a heating module; 30. a second connecting pipeline; 31. a second longitudinal pipe; 32. a horizontal pipe II; 33. a preset value submodule; 34. a control key; 35. A power source; 36. a control button; 37. a silencer.

Detailed Description

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Those skilled in the art will appreciate that the description is illustrative only, and is not to be construed as limiting the scope of the utility model.

It should be noted that: like reference numerals refer to like items in the following figures, and thus, once an item is defined in one figure, it may not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "inside" and "outside" are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which is usually placed when the utility model is used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or the element which is referred to must have a specific orientation, be constructed in a specific orientation and operation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

1-9, the multifunctional intelligent temperature control bed comprises a bed body 1, a mattress, a quilt 6 and a cold and hot air source 19, wherein the mattress is laid on a bed board 17 of the bed body 1, the mattress is laid under a human body when a person sleeps, the quilt 6 is laid on the mattress, and the quilt 6 is laid over the human body when the person sleeps.

As shown in fig. 3, a first ventilation pipe 13 is provided in the cap 6, and preferably, the first ventilation pipe 13 is a corrugated pipe, the corrugated pipe is flexible and extensible and can be extended or shortened by a certain length, and the corrugated pipe can be bent according to the shape of the cap 6 when the cap 6 is used. The first venting duct 13 is fixed inside the cap 6, for example: the first vent tube 13 is sewn into the lid 6, but is not limited to such a method of securing the first vent tube 13 within the lid 6, and other similar or conventional securing methods can be used with this embodiment.

As shown in fig. 7, the first ventilation duct 13 includes a first branch duct 21 and a first bent connection duct 24, the first branch duct 21 is located in the lid 6, and the first connection duct 24 is connected to the first branch duct 21. The branch pipeline I21 comprises a horizontal pipeline I23 and a plurality of vertical pipelines I20, the horizontal pipeline I23 is arranged at the tail end of the comforter 6, the length direction of the vertical pipelines I20 is parallel to that of the comforter 6, the vertical pipelines I20 are parallel and connected to the horizontal pipeline I23 side by side, the free ends of the vertical pipelines I20 are closed, one end pipe orifice of the connecting pipeline I24 is connected to the horizontal pipeline I23, the connecting pipeline I24 is exposed out of the comforter 6 for connection, preferably, the length of the exposed part is 20cm-50cm, most preferably, the length of the exposed part of the connecting pipeline I24 is 35cm, and the comforter 6 has a certain movable distance when in use.

The quilt 6 comprises two layers of fabrics, the branch pipeline I21 is arranged between the two layers of fabrics, the fabric on the upper layer of the quilt 6 is low-permeability fabric, the fabric on the lower layer is high-permeability fabric, the branch pipeline I21 is provided with a plurality of downward air outlets 22, air introduced into the air duct I13 can enter the quilt 6 from the air outlets 22, when the quilt 6 is covered on a human body for use, the air in the branch pipeline I21 is discharged into the quilt 6 from the air outlets 22 downwards, and then the air is introduced into the quilt from the lower-layer high-permeability fabric of the quilt 6. The surface fabric of lower floor makes gas can get into the quilt easily for high gas permeability surface fabric, and the surface fabric of upper strata can effectively avoid gas to spill from the surface fabric of 6 upper strata of comforters for low gas permeability surface fabric, makes the heat preservation effect in the quilt nest better.

As shown in fig. 5, a second air duct 16 is provided in the mattress, and the second air duct 16 is fixed in the mattress, for example: the second air duct 16 is sewn into the mattress, but the method is not limited to this type of method for securing the second air duct 16 in the mattress, and other similar or conventional securing methods can be used in this embodiment.

The second ventilation pipeline 16 comprises a second branch pipeline 27 and a second connecting pipeline 30, the second branch pipeline 27 is located in the mattress, and the second connecting pipeline 30 is connected with the second branch pipeline 27. The second branch pipeline 27 comprises a second horizontal pipeline 32 and a plurality of second longitudinal pipelines 31, the second horizontal pipeline 32 is arranged at the tail end of the mattress, the length direction of the second longitudinal pipelines 31 is parallel to the length direction of the mattress, the second longitudinal pipelines 31 are parallel and connected to the second horizontal pipeline 32 side by side, the free ends of the second longitudinal pipelines 31 are closed, and the pipe orifice at one end of the second connecting pipeline 30 is connected to the second horizontal pipeline 32.

As shown in fig. 2 and 4, the second ventilation pipeline 16 further comprises a three-way joint 14, a pipe orifice at the other end of the second connection pipeline 30 is connected with one interface of the three-way joint 14, the three-way joint 14 is also positioned in the mattress, and the three-way joint 14 is arranged at the tail part of the mattress.

Preferably, the second branch conduit 27 is a corrugated pipe with a steel wire therein, and the corrugated pipe has a certain hardness and is not easily crushed after being pressed, so that gas can flow through the second branch conduit 27.

Further, as shown in fig. 4 and 6, the mattress includes lower floor's mattress 10, middle mattress 9 and the upper mattress 8 that stack gradually from supreme down, lower floor's mattress 10 is the cushion, and is preferred, lower floor's mattress 10 is high-elastic environmental protection foam-rubber cushion, two 27 and three way connection 14 of lateral conduit locate in middle mattress 9, upper mattress 8 is the travelling comfort fibre pad, upper mattress 8 pads is in order to increase the human comfort level of lying in bed on middle mattress.

The upper mattress 8, the middle mattress 9 and the lower mattress 10 can be separated from each other, and when the use is not needed, a user can correspondingly take away the upper mattress 8 or the lower mattress 10. The upper mattress 8 and the lower mattress 10 are respectively provided with a hole 25, the other two interfaces of the three-way joint 14 are respectively exposed out of the upper surface and the lower surface of the middle mattress 9, the upper end interface of the three-way joint 14 is butted with the hole 25 of the upper mattress 8, and the lower end interface of the three-way joint 14 is butted with the hole 25 of the lower mattress 10.

As shown in fig. 5, the middle mattress 9 comprises two layers of fabrics, the branch pipe two 27 is arranged between the two layers of fabrics, the fabric on the upper layer of the middle mattress 9 is high air permeability fabric, the fabric on the lower layer is low air permeability fabric, the branch pipe two 27 is provided with a plurality of upward air outlets 22, air introduced into the air duct two 16 can enter the middle mattress 9 from the air outlets 22, when a person lies on the mattress, the air in the branch pipe two 27 is upwards discharged into the middle mattress 9 from the air outlets 22, and then is introduced into the quilt from the high air permeability fabric on the upper layer of the middle mattress 9. The upper fabric is made of high-permeability fabric, so that gas can enter the quilt easily, and the lower fabric is made of low-permeability fabric, so that the gas can be effectively prevented from leaking out of the lower fabric of the middle mattress 9, and the heat preservation effect of the quilt is better.

The middle mattress 9 is internally provided with supporting fibers for supporting the middle mattress 9, the length direction of the longitudinal pipe II 31 of the branch pipe II 27 is parallel to the length direction of the mattress, the transverse pipe II 32 is arranged at the tail part of the middle mattress 9, the branch pipe II 27 is prevented from pressing against a person when the person lies on the mattress, the person can sleep on the mattress more comfortably, and the branch pipe II 27 can be prevented from being flattened to cause the blockage of air in the branch pipe II 27 and prevent the air from flowing.

As shown in fig. 2 and 6, a third ventilation pipeline 18 is arranged on a bed plate 17 of the bed body 1, the second ventilation pipeline 16 is in butt joint with the third ventilation pipeline 18 below, further, the third ventilation pipeline 18 is connected with a lower end connector of the three-way connector 14, preferably, the third ventilation pipeline 18 is a through hole formed in the bed plate 17, and the through hole is in butt joint with a hole 25 of the upper lower mattress 10.

As shown in figure 2, the first air duct 13 is butted with a second lower air duct 16, the connecting end of the first air duct 13 is detachably connected with the second air duct 16 in the mattress, and further, the first air duct 13 is connected with the upper end port of the three-way joint 14. Specifically, a first connecting pipe 24 exposed outside the cover 6 passes through a hole 25 of the upper mattress 8 to be detachably connected with an upper end port of the three-way joint 14 of the second ventilating pipe 16, and preferably, the first connecting pipe 24 is tightly plugged with the upper end port of the three-way joint 14. When the cover 6 is not needed, the first connecting pipeline 24 can be detached from the upper end port of the three-way joint 14, when the first vent pipeline 13 is detached, a blocking piece 26 is arranged for blocking the upper end port of the three-way joint 14 of the second vent pipeline 16, preferably, the blocking piece 26 is tightly inserted with the upper end port of the three-way joint 14, and gas is prevented from leaking out of the upper end port of the three-way joint 14; when it is desired to use the cap 6, the closure 26 is removed and the connecting conduit one 24 is reconnected to the upper port of the tee fitting 14.

The first air duct 13, the second air duct 16 and the third air duct 18 are connected to form an air supply pipeline of the bed, and the air supply pipeline is connected to a cold and hot air source 19. Further, the cold and hot air source 19 is arranged at the lower end of the inner side of the bed tail of the bed body 1, the air inlet 7 is arranged at the lower end of the bed tail of the bed body 1, an air inlet pipe opening of the cold and hot air source 19 is in butt joint with the air inlet 7, an air outlet pipe opening of the cold and hot air source 19 is in butt joint with the third air vent pipeline 18, the cold and hot air source 19 sucks external air into an air supply pipeline and conveys the external air into the mattress and the comforter 6, and the cold and hot air source 19 cools/heats the mattress and the comforter 6 simultaneously.

As shown in fig. 2, the hot and cold air source 19 includes a blower 28 and a heating module 29, the blower 28 is a super-silent blower existing in the market, such as a super-silent waterproof duct blower sold in the market under the brand name of xyfair and the model number of PF-100, an air inlet pipe of the blower 28 is in butt joint with the air inlet 7, an air outlet pipe of the blower 28 is in butt joint with the third air duct 18, and the blower 28 draws external air into the air supply duct and delivers the external air into the mattress and the cover 6; the heating module 29 is fixed in an air outlet pipeline of the fan 28, the heating module 29 can heat air sucked by the fan 28, preferably, the heating module 29 is a low-temperature electric heating wire/PI film heating sheet/PET film heating sheet, for example, the brand of the low-temperature electric heating wire is: HQDRG 24V heater.

Further, a silencer 37 is connected to an outlet pipe orifice of the fan 28, the outlet pipe orifice of the silencer 37 is in butt joint with the third ventilating pipe 18, the silencer 37 silences the fan 28, and the silencer 37 is an existing silencing component on the market, for example: the high-pressure fan silencer is Bluestar in the model BXG.

The bed body 1 is provided with a control module 12, preferably, the control module 12 is a PLC control module. Further, an inwards concave installation groove 11 is formed in the middle of the backrest 3 of the bed body 1 and close to the upper end, a control box 5 is installed in the installation groove 11, the control module 12 is arranged in the control box 5, the control module 12 is used for controlling the starting of the hot and cold air source 19, and the fan 28 and the heating module 29 are both electrically connected with the control module 12.

Power jack 2 is installed to the side of bed body 1 back 3, power jack 2 is used for external power supply 35, and is preferred, power supply 35 is domestic electric wire netting, and when power supply 35 inserts in power jack 2, power supply 35 provides the electric energy for control module 12 in the control box 5.

The mattress is internally provided with a temperature sensing module 15 for sensing temperature, preferably, the temperature sensing module 15 is arranged in the middle mattress 9, the temperature sensing module 15 is a temperature sensor, the temperature sensing module 15 is connected into the control box 5 through a lead and is electrically connected with the control module 12, the temperature sensing module 15 senses the temperature in the mattress and feeds information back to the control module 12, the control module 12 controls the heating module 29 to be started, and the control module 12 controls the heating module 29 to keep constant temperature through controlling the current.

The control module 12 includes a preset value sub-module 33, and by setting a value in the preset value sub-module 33, when the information obtained by the temperature sensing module 15 is smaller than the value of the preset value sub-module 33, the control module 12 controls the heating module 29 to heat, and when the information obtained by the temperature sensing module 15 is equal to or greater than the value of the preset value sub-module 33, the control module 12 controls the heating module 29 to stop heating. For example: the value in the preset value submodule 33 is set to 35 ℃, the temperature sensing module 15 senses the temperature in the mattress and transmits an electric signal to the control module 12, the transmitted signal is compared with the value in the preset value submodule 33, when the temperature sensing module 15 senses that the temperature in the mattress is lower than 35 ℃, the control module 12 controls the heating module 29 to be started, the heating module 29 heats the air blown out by the fan 28, the temperature in the quilt can be kept at the set temperature, and when the temperature sensing module 15 senses that the temperature in the mattress is higher than or equal to 35 ℃, the control module 12 controls the heating module 29 to be closed.

Be equipped with display screen 4 on control box 5, display screen 4 is embedded on control box 5's lateral surface, display screen 4 is connected with control module 12 electricity, display screen 4 is used for showing the temperature that 15 perceptions of temperature perception module perceived. The temperature in the mattress can be known more intuitively.

As shown in fig. 8, when the display screen 4 is a touch screen, the touch screen is provided with control keys 34, the control keys 34 include a power key, a blowing key, a heating key and a temperature setting key, the power key is touched to turn on a circuit, the blowing key is touched to start the blower 28 to blow air, the heating key is touched to start the heating module 29 to enter a heating mode, and the temperature setting key is touched to set a value in the preset value sub-module 33; as shown in fig. 9, when the display screen 4 is a liquid crystal display, the control box 5 is provided with a control button 36, the control button 36 is electrically connected to the control module 12, the control button 36 includes a power button, a blowing button, a heating button and a temperature setting button, the circuit is switched on by pressing the power button, the blower 28 is started to blow by pressing the blowing button, the heating module 29 is started to enter a heating mode by pressing the heating button, and the value in the preset value sub-module 33 is set by pressing the temperature setting button. The utility model also enables the adjustment to be controlled by an external device, such as a remote control.

The use principle is as follows: when the quilt heating device is used in cold weather, a power supply 35 is connected into a power supply jack 2, the temperature in the preset value submodule 33 is set, the control module 12 controls the cold and hot air source 19 to start, the fan 28 blows air into the mattress and the quilt 6 through a pipeline, the heating module 29 heats the air blown out by the fan 28, when the temperature sensed by the temperature sensing module 15 reaches the set temperature, the control module 12 controls the heating module 29 to stop heating, and when the temperature sensed by the temperature sensing module 15 is lower than the set temperature, the control module 12 controls the heating module 29 to start, and the heating module 29 continues to heat the air blown out by the fan 28, so that the temperature in the quilt is kept at the set temperature; when the mattress is used in hot summer, the power supply 35 is connected into the power supply jack 2, the heating module 29 is not started, the fan 28 is started to blow air only through the control module 12, the air conditioner is generally started indoors in summer, cold air in the rooms descends, the fan 28 sucks the cold air descending to the ground surface through the air inlet 7 and blows the cold air into the mattress and the mattress cover 6, the purpose of cooling is achieved, and the mattress cover 6 and the upper mattress 8 can be taken away from the bed in summer and are not used. In the using process, because fresh air is continuously conveyed into the quilt, and can be emitted out, the air in the quilt can be kept clean all the time.

The control module 12 controls the maximum temperature of the heating module 29 for heating air to be 60 ℃, when the bed is wet, the temperature set in the preset value sub-module 33 can be adjusted to 60 ℃, the cold and hot air source 19 is started, and the bed can be dried under the action of high hot air.

The temperature-controlled bed passage connection structure and the multifunctional intelligent temperature-controlled bed provided by the utility model are described in detail, specific examples are applied in the description to explain the principle and the implementation mode of the utility model, and the description of the embodiments is only used for helping to understand the utility model and the core idea. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims (10)

1. The temperature control bed channel connecting structure is characterized by comprising a first ventilation pipeline arranged in a quilt, a second ventilation pipeline arranged in a mattress and a third ventilation pipeline arranged on a bed board, wherein the first ventilation pipeline is in butt joint with the second ventilation pipeline below, and the second ventilation pipeline is in butt joint with the third ventilation pipeline below.

2. The temperature-controlled bed passage connecting structure as claimed in claim 1, wherein the second ventilating duct comprises a three-way joint, the first ventilating duct and the third ventilating duct are coupled to different ports of the three-way joint, the first ventilating duct comprises a first branch duct located in the comforter, and the second ventilating duct comprises a second branch duct located in the mattress.

3. The temperature-controlled bed passage connecting structure as claimed in claim 2, wherein the first branch pipe is provided with a plurality of downward air outlets.

4. The temperature-controlled bed channel connecting structure as claimed in claim 2, wherein the second branch pipe is provided with a plurality of upward air outlets.

5. The temperature-controlled bed passage connecting structure as claimed in claim 2, wherein the first branch pipe and the second branch pipe are both bellows.

6. The temperature-controlled bed channel connecting structure as claimed in claim 5, wherein the second branch pipe is a corrugated pipe with steel wires inside.

7. The multifunctional intelligent temperature-control bed is characterized by comprising a bed body, a mattress, a comforter and a cold and hot air source, wherein the mattress is laid on a bed plate of the bed body, the temperature-control bed channel connecting structure of claim 1 is connected to the cold and hot air source, and the cold and hot air source cools/warms the mattress and the comforter simultaneously.

8. The multifunctional intelligent temperature-controlled bed according to claim 7, wherein the connecting end of the first ventilation pipeline is exposed outside the cover, the connecting end of the first ventilation pipeline is detachably connected with the second ventilation pipeline in the mattress, and when the first ventilation pipeline is detached, a blocking piece is arranged for blocking the three-way joint of the second ventilation pipeline.

9. The multifunctional intelligent temperature-controlled bed according to claim 7, wherein the mattress comprises a lower mattress layer, a middle mattress layer and an upper mattress layer which are stacked in sequence from bottom to top, the lower mattress layer is a cushion, the second ventilation pipeline comprises a tee joint, the first ventilation pipeline and the third ventilation pipeline are connected with different interfaces of the tee joint, the first ventilation pipeline comprises a first branch pipeline positioned in the comforter, the second ventilation pipeline comprises a second branch pipeline positioned in the mattress, the second branch pipeline is positioned in the middle mattress layer, and the lower mattress layer and the upper mattress layer are provided with holes.

10. The multifunctional intelligent temperature-controlled bed according to claim 7, wherein the cold and hot air source comprises a heating module for heating air, a control module is arranged on the bed body, a temperature sensing module for sensing temperature is arranged in the mattress, the temperature sensing module feeds back information to the control module, and the control module controls the heating module to heat.

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