CN217013350U

CN217013350U - Height and hardness adjustable air cushion mattress

Info

Publication number: CN217013350U
Application number: CN202220625755.0U
Authority: CN
Inventors: 赵洪昇; 钟初雷; 章锴男
Original assignee: Shaoxing Kangtebao Medical Technology Co ltd
Current assignee: Zhejiang Zhongxin'an Medical Technology Co ltd
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2022-07-22
Anticipated expiration: 2032-03-22

Abstract

The application provides a height and hardness adjustable air cushion mattress belongs to medical care technical field. Including sponge layer, pressure sensing layer and the gasbag subassembly that sets up in order, be connected with the circuit board box between pressure sensing layer and the gasbag subassembly, the gasbag subassembly is including design gasbag unit and aerify the gasbag unit, and design gasbag unit is outside, realizes that surfacing goes up and down, aerifys the gasbag unit and is inside to be connected with total air flue, the circuit board box is according to the pressure signal on pressure sensing layer, changes the airflow of total air flue to this adjusts the height and the hardness of aerifing gasbag unit and gasbag subassembly, realizes people and air bed's different laminating degree and contact angle's accurate regulation and control with this.

Description

Height and hardness adjustable air cushion mattress

Technical Field

The application relates to an air cushion mattress with adjustable height and hardness, and belongs to the technical field of medical care.

Background

With the improvement of living standard of people, the quality of sleep is gradually concerned and valued by people. In the sleeping process, the mattress plays a very critical role, the good mattress not only enables people to have better sleeping quality, but also has a good improving effect on the comfort of the body, and particularly, the introduction of the air cushion bed not only enables the body of people to relax, but also is beneficial to entering deep sleep.

The height and the hardness of the whole mattress after the existing mattress is determined by the built-in material can be determined, and the existing mattress can not be adjusted individually according to the personal shape and the preference of a user and can not be adjusted locally according to the position. Modern people play quickly, sleep and rest time is particularly precious, and the pursuit for the comfort level and the sleep quality of the mattress also achieves unprecedented new heights. The mattress with the height and the hardness capable of being adjusted in a personalized mode is beneficial to good sleep, and the life quality and the life efficiency of people can be greatly improved.

In view of this, the present inventors have studied this and have proposed an air mattress with adjustable height stiffness.

SUMMERY OF THE UTILITY MODEL

In view of this, the present application provides a height adjustable mattress with adjustable height and hardness.

Specifically, the method is realized through the following scheme:

the utility model provides a height hardness adjustable air mattress, is connected with the circuit board box including the sponge layer, pressure sensing layer and the gasbag subassembly that set up in order between pressure sensing layer and the gasbag subassembly, the gasbag subassembly is including design gasbag unit and aerify the gasbag unit, design gasbag unit is outside, aerify the gasbag unit and be inside to be connected with total air flue, design gasbag unit surface sets up pressure sensing layer, detect gasbag surface pressure, aerify gasbag unit configuration air pressure sensor, detect the atmospheric pressure in aerifing the gasbag unit, pressure sensor and air pressure sensor are connected with the circuit board box respectively, the circuit board box is according to the pressure signal on pressure sensing layer, change the air flow of total air flue, aerify the gassing with this change of gasbag unit, with the change of accomplishing gasbag subassembly height and hardness.

The sponge layer, the pressure sensing layer and the air bag component form the air cushion bed, the sponge layer is in direct contact with a human body, memory sponge and the like can be adopted to improve the comfort, pipelines such as the pressure sensing layer and a circuit board box are separated from the human body, and the safety is improved; the pressure sensing layer is opened upwards, pressure change is collected upwards, pressure change signals are collected downwards and transmitted to the circuit board box to form a regulation switch of the main air passage, the air bag component takes the shaping air bag unit and the inflatable air bag unit as action units, the shaping air bag unit is arranged outside and is in contact with other parts such as a bed board or a human body, the shaping air bag component mainly functions in shaping and leveling, and the air bag component can also be used as a standby air bag unit to perform certain inflation and deflation operation; the adjustment of the air bag component is mainly realized by the inflation or deflation of an inflatable air bag unit, and the height and the rigidity of the air bag component are changed: the air bag is provided with a pressure sensor and an air pressure sensor, the pressure sensor detects the surface pressure and adjusts the inflation and deflation according to pressure signals, the air pressure sensor detects the air pressure in the air bag, particularly in an inflatable air bag unit, the height is adjusted by adjusting the air pressure, and finally the height and hardness of the air cushion are adjusted. The structure is applied to products such as air cushion beds and the like, not only is a multilayer structure endowed to the products, but also the height and hardness adjustment of different positions on the mattress can be realized, and thus the pertinence requirements on applicability and comfort are met.

Further, as preferable:

and a plurality of groups of pressure sensors are arranged in the pressure sensing layer, the pressure sensors are arranged corresponding to the air bag assembly, and each pressure sensor is connected with the circuit board box respectively to perform the regional pressure control of the height and hardness of the air bag assembly. Each group of pressure sensors is arranged corresponding to different air bag assemblies or different positions of the air bag assemblies, so that the pressure change can be responded to most quickly, and the pressure change can be measured accurately. More preferably, a fixing layer is arranged between the pressure sensing layer and the air bag assembly, the pressure sensor is fixed on the fixing layer formed by high-elasticity sponge and the like, dislocation or displacement of the pressure sensor under the action of external force in the using process of the air cushion bed is avoided, the pressure sensor is separated from the air bag assembly, the air bag assembly is generally made of a material easy to deform due to heat, and structural deformation of the air bag assembly caused by heat release and temperature rise of the pressure sensor due to work of the pressure sensor is also avoided due to the arrangement of the fixing layer.

A positioning layer is arranged below the air bag assembly, and the air bag is fixed through the positioning layer. After the air bag component is inflated, the upper surface and the lower surface of the air bag component are generally in an uneven state, the phenomenon of side inclination is easy to occur when the air bag component is directly applied, and high-elasticity sponge and the like are arranged below the air bag component to serve as positioning layers, so that a certain deformation space can be provided for the air bag component, the structural change is prevented from being overlarge, the positioning of the air bag component can be realized, and the dislocation phenomenon is avoided. More preferably, the fixing glue or the fixing sleeve is positioned at the bottom of the air bag or sleeved on the air bag, and the air bag is fixed at multiple points, so that the air bag assembly is accurately fixed.

The air bag component is characterized in that at least one group of standby air bag components are arranged below the air bag components, the standby air bag components are connected with the pressure sensing layer through circuit board boxes, the circuit board boxes can be shared by the air bag components, each standby air bag component also can correspond to one circuit board box, and the air bag components and the standby air bag components are respectively controlled to inflate and deflate according to pressure change, so that pressure and hardness change is achieved.

The shaping air bag unit is provided with a fixing sheet, so that the shaping effect of the outer air bag is given, the outer air bag is well attached to a bed plate at the bottom and a human body at the top, and meanwhile, the inner inflatable air bag unit is ensured to be in a relatively stable environment, and the impact of external pressure on gas in the air bag is buffered; the fixing piece preferably adopts a plastic sheet or a rubber pad, and has certain elasticity and feasible deformation while endowing the fixing and the flat surface, so that the body collision caused by breakage is avoided. The shaping air bag unit is an open air bag, and the fixing pieces are arranged in the shaping air bag unit.

The shaping air bag unit and the inflating air bag unit adopt any one of the following two structures:

the structure I is as follows:

the shaping air bag unit comprises an air bag sheet I and an air bag sheet II, wherein the air bag sheet I and the air bag sheet II can adopt open air bags, end openings are convenient to insert fixing sheets so as to be internally arranged in the built-in sheet I and the air bag sheet II, the bottom surface and the top surface are subjected to auxiliary shaping, the air bag sheet I and the air bag sheet II can also adopt closed air bags as auxiliary or standby air bags, and the air bags can be subjected to auxiliary inflation while the basic shaping is met; the inflatable air bag unit is positioned between the first air bag sheet and the second air bag sheet, and the whole height and hardness of the air bag assembly are adjusted through inflation and deflation of the inflatable air bag unit. More preferably:

at least one inflatable air bag unit is arranged, and the inflatable air bag units are not communicated or are communicated with each other. According to the requirements of different heights, 1-N (N is an integer more than or equal to 2) inflatable air bag units are arranged between two groups (but not limited to two) of shaping air bag units, the inflatable air bag units can adopt a mutually-isolated structure and are respectively controlled during inflation and deflation, or can adopt a mutually-isolated structure, and the whole inflation and deflation can be completed by adopting one or a small number of inflation and deflation ports.

The air bag is fixed on the air bag mounting base through fixing glue or a fixing sleeve, and the overall stability of the air bag is realized. The fixing glue or the fixing sleeve is preferably provided with a plurality of (such as three), the fixing glue is positioned at the bottom of the air bag or the fixing sleeve is sleeved on the air bag to fix the air bag at multiple points, and the air bag is fixed at multiple points. At this moment, aerify the gasbag unit and be provided with the air flue, the air flue corresponds the setting with fixed glue or fixed cover, sets up the air flue near the position that corresponds with fixed glue or fixed cover, and the positional stability at this position is the best relatively, and the pivot position that the air flue passed as the air, and above-mentioned stable environment more does benefit to the accuse and presses stably.

The second method comprises the following steps: the shaping air bag unit and the inflating air bag unit are distributed on the two double-layer air bags, the double-layer air bags comprise an outer bag sheet and an inner bag sheet, the outer bag sheet of the first double-layer air bag, the inner bag sheet of the second double-layer air bag and the outer bag sheet of the second double-layer air bag are sequentially arranged, the outer bag sheet of the first double-layer air bag and the outer bag sheet of the second double-layer air bag are positioned on the outer sides to form the shaping air bag unit, the inner bag sheet of the first double-layer air bag and the inner bag sheet of the second double-layer air bag are positioned between the two outer bag sheets to form the inflating air bag unit, the shaping air bag unit is provided with a pressure sensor, the surface pressure of the air bags is detected, the inflating air pressure sensor is arranged on the inflating air bag unit, the pressure sensor and the air pressure sensor are respectively connected with the circuit board box, and the circuit board box controls the inflating and inflating of the inflating air bag unit according to the surface pressure signal and the pressure signal, thereby adjusting the hardness and height of the air bag. The inner bag piece I and the inner bag piece II can be respectively inflated and deflated or can be communicated with each other, and an inflation and deflation port is adopted for inflation and deflation so as to realize the adjustment of the height and the hardness of the air bag assembly.

In the scheme, the air bag assembly is formed by mutually overlapping or connecting a plurality of assemblies in series, and each assembly comprises a shaping air bag unit and an inflating air bag unit. When the components are mutually overlapped, the height and the hardness of the whole air bag component can be adjusted by inflating the inflatable air bag unit in one component; when the components are laid in a flat mode and connected in series, the local height and hardness can be adjusted by means of inflation and deflation of the inflatable air bag units in a certain air bag component, and the components are respectively inflated and deflated to different degrees, so that the adjustment of different heights and hardness of different parts can be achieved. The adjustable mattress is applied to products such as mattresses, can realize the height and hardness adjustment of different positions on the mattress, thereby driving the adjustment of the heights of different parts of the body of a lying person, adjusting the hardness according to the requirements of different lying persons, and meeting the pertinence requirements on applicability and comfort. More preferably, the modules are four modules or five modules, and each module comprises a shaping airbag unit and an inflating airbag unit. The four-component air bag assembly can achieve the pulling height H of 100-130mm, and the five-component air bag assembly can achieve the pulling height H of 160-200 mm. Each component corresponds to one component package, the component package is filled with the component to be separated from other components, the component structure comprises an inflatable air bag unit which is a main action unit for inflation, deflation and pressure bearing and is arranged in the component package, the defects that the component, a corresponding shaping air bag unit and the inflatable air bag unit are exposed outside and are easy to damage can be avoided, the component and other parts can be isolated, and the air bag component is prevented from being influenced by other parts.

The utility model provides a height and hardness adjustable air mattress, the gasbag subassembly can realize 100 supplyes 200 mm's the height that rises, in the use, coordinates sponge layer and pressure sensing layer, realizes the accurate regulation of inflation volume, with the help of the change of inflation volume, realizes the change of height and soft or hard degree to this realizes the accurate regulation and control of the different laminating degree of people and mattress and contact angle, realizes functions such as neck back-facing upward, waist bed hedgehopping, unilateral in the lying respectively and stands up.

Drawings

Fig. 1 is a schematic diagram of a disassembled structure of the mattress for an air bed (the external shape is slightly different from the lower diagram);

FIG. 2 is a schematic cross-sectional view of an airbag module of the present application;

FIG. 3 is a schematic cross-sectional view of an airbag module of the present application;

FIG. 4 is a schematic view of a third cross-sectional configuration of an airbag module of the present application;

fig. 5 is a schematic view of the mounting structure of the fixing glue in the present application;

fig. 6 is a schematic view of a first mounting arrangement of the harness of the present application;

fig. 7 is a schematic view of a second mounting arrangement for the harness of the present application;

fig. 8 is a schematic view of a third mounting structure of the harness of the present application.

The reference numbers in the figures: 1. a sponge layer; 2. a pressure sensing layer; 21. a pressure sensor; 3. an airbag module; 31. a shaping airbag unit; 311. a first air bag sheet; 312. a second air bag tablet; 313. a first outer capsule; 314. a second outer capsule sheet; 32. an inflatable airbag unit; 321. a third air bag tablet; 322. a fourth air bag tablet; 323; fifthly, preparing an air bag tablet; 324. connecting sheets; 325. a first inner capsule sheet; 326. a second inner capsule sheet; 33. an inflation hole; 331. a total airway; 332. air dividing; 34. a fixing sheet; 4. a two-layer airbag module; 5. a three-layer airbag assembly; 6. a fixed layer; 7. a positioning layer; 8. a circuit board box; 81. a solenoid valve line; 9a, fixing glue; 9b fixation sleeve.

Detailed Description

Example 1

The embodiment provides an air cushion mattress with adjustable height and hardness, combine figure 1, including sponge layer 1 that sets up in order, pressure sensing layer 2 and gasbag subassembly 3, be connected with circuit board box 8 between pressure sensing layer 2 and the gasbag subassembly 3, gasbag subassembly 3 is including design gasbag unit 31 and aerify gasbag unit 32, design gasbag unit 31 is outside, it is inside to aerify gasbag unit 32, and be connected with total air flue 331, circuit board box 8 is according to the pressure signal on pressure sensing layer 2, change the airflow of total air flue 331, with this change aerify the inflation and deflation of gasbag unit 32, in order to accomplish the change of gasbag subassembly 3 height and hardness.

The design takes the shaping air bag unit 31 and the inflating air bag unit 32 as action units, and realizes the change of the height and the hardness of the air bag by inflating or deflating, thereby showing the regulation of the height and the hardness of the air bag: the pressure sensor 21 detects the surface pressure and adjusts the inflation/deflation according to the pressure signal, and the air pressure sensor detects the air pressure in the air bag, particularly the inflatable air bag unit 32, adjusts the height by adjusting the air pressure, and finally shows the height and hardness adjustment of the air bag.

According to the scheme, the sponge layer 1, the pressure sensing layer 2 and the air bag component 3 form an air cushion bed, the sponge layer 1 is in direct contact with a human body, a memory sponge mattress and the like can be adopted to improve the comfort, and pipelines, the pressure sensing layer 2, the circuit board box 8 and the like are separated from the human body to improve the safety; the pressure sensing layer 2 is opened and closed, pressure change is collected upwards, pressure change signals are collected downwards and transmitted to the circuit board box 8 to form a regulation switch of the main air passage 331, the air bag component 3 takes the shaping air bag unit 31 and the inflatable air bag unit 32 as action units, the shaping air bag unit 31 is arranged outside, the position is contacted with other parts such as a bed board or a human body, the main function of the air bag component is shaping and leveling, and the air bag component can also be used as a standby air bag unit to perform certain inflation and deflation operation; the adjustment of the airbag module 3 is mainly realized by means of the inflation or deflation of the inflatable airbag unit 32, so that the height and the hardness of the airbag module 3 are changed, and the adjustment of the height and the hardness of the airbag module 3 is further reflected. The structure is applied to products such as air cushion beds and the like, not only is a multilayer structure endowed to the products, but also the height and hardness adjustment of different positions on the mattress can be realized, and thus the pertinence requirements on applicability and comfort are met.

Example 2

This embodiment is the same as embodiment 1, except that the shaping airbag unit and the inflating airbag unit can be configured in two ways:

the method I comprises the following steps:

the shaping air bag unit 31 comprises a first air bag piece 311 and a second air bag piece 312, wherein the first air bag piece 311 and the second air bag piece 312 can adopt open air bags, can also adopt closed air bags as auxiliary or standby air bags, and can also assist in inflating while meeting the basic shaping; the inflatable air bag unit 32 is positioned between the first air bag piece 311 and the second air bag piece 312, and the whole height and the hardness of the air bag assembly can be adjusted through inflation and deflation of the inflatable air bag unit 32.

Specifically referring to fig. 2, the shaped airbag unit 31 includes a first airbag piece 311 and a second airbag piece 312, the inflatable airbag unit 32 includes two airbag pieces, i.e., a third airbag piece 321 and a fourth airbag piece 322, the first airbag piece 311, the third airbag piece 321, the fourth airbag piece 322 and the second airbag piece 312 are sequentially arranged from top to bottom, the third airbag piece 321 is provided with an inflation hole 33, the third airbag piece 321 and the fourth airbag piece 322 are communicated with each other through a branch airway 332, so that the third airbag piece 321 and the fourth airbag piece 322 are communicated with each other (different number of airways are arranged according to different airbag lengths), the branch airway 332 is communicated to the main airway 331 through the inflation hole 33, and inflation and deflation of the third airbag piece 321 and the fourth airbag piece 322 is realized according to a pressure signal transmitted by the pressure sensing layer 2; connecting pieces 324 may be further provided between the first airbag piece 311 and the third airbag piece 321, and between the second airbag piece 322 and the fourth airbag piece 322, respectively, to connect them to each other.

Specifically, as shown in fig. 3, the shaped airbag unit 31 includes a first airbag piece 311 and a second airbag piece 312, the inflatable airbag unit 32 includes three airbag pieces, that is, a third airbag piece 321, a fourth airbag piece 322 and a fifth airbag piece 323, the first airbag piece 311, the third airbag piece 321, the fifth airbag piece 323, the fourth airbag piece 322 and the second airbag piece 312 are sequentially disposed from top to bottom, the fourth airbag piece 322 has an inflation hole 33, the third airbag piece 321, the fifth airbag piece 323, the fourth airbag piece 322 and the fifth airbag piece 323 are communicated with each other through a gas dividing passage 332, so that the third airbag piece 321, the fourth airbag piece 322 and the fifth airbag piece are communicated with each other (different numbers of gas passages are set according to different lengths of airbags), the gas dividing passage 332 is communicated with the main gas passage 331 through the inflation hole 33, and inflation and deflation of the third airbag piece 321, the fourth airbag piece 322 and the fifth airbag piece 323 are realized according to a pressure signal transmitted by the pressure sensing layer 2. Connecting pieces 324 may be further provided between the first airbag piece 311 and the third airbag piece 321, and between the second airbag piece 322 and the fourth airbag piece 322, respectively, to connect each other.

According to the requirements of different lifting heights H, 1-N (N is an integer greater than or equal to 2, but not limited to two or three in the above case) inflatable airbag units 32 are arranged between two groups (but not limited to two) of shaped airbag units 31, the inflatable airbag units 32 can adopt a structure which is not communicated with each other, and are respectively controlled during inflation and deflation, or as in the above specific case, the inflatable airbag units 32 can adopt a structure which is communicated with each other, and the whole inflation and deflation can be completed by adopting one (such as the inflation hole 33) or a small number of inflation and deflation ports.

The second method comprises the following steps: referring to fig. 4, the shaping airbag unit 31 and the inflating airbag unit 32 can be realized by only two double-layer airbags. The first double-layer air bag comprises an inner bag sheet I325, an outer bag sheet I313 and an air bag cavity between the inner bag sheet I and the outer bag sheet I (not shown in the figure, mainly has basic shaping and supporting effects and can also be used as an auxiliary air bag), the second double-layer air bag comprises an inner bag sheet II 326, an outer bag sheet II 314 and an air bag cavity between the inner bag sheet II and the outer bag sheet II (not shown in the figure, mainly has basic shaping and supporting effects and can also be used as an auxiliary air bag), the outer bag sheet I313 and the outer bag sheet II 314 are positioned at the outer side to form a shaping air bag unit 31, the inner bag sheet I325 and the inner bag sheet II 326 are positioned at the inner side to form an inflating air bag unit 32, the inner bag sheet I325 is provided with an inflating hole 33 (also can be arranged on the inner bag sheet II 326), a gas distributing channel 332 is arranged between the inner bag sheet I325 and the inner bag sheet II 326 to enable the two to be communicated, the inner bag sheet I325 is inflated and deflated through the inflating hole 33, based on the communication function of the gas distributing channel 332, the air flow of the main air passage 331 passes through the inflation hole 33 and the air dividing passages 332 (different numbers of air passages are set according to different lengths of the air bags), so that the inflation or deflation of the inner bag piece I325 is realized, the shaping and inflation units are respectively realized by means of the double-layer air bag structure, the inner bag piece II 326 is inflated and deflated along with the shaping and inflation units, the heights of the inner bag piece I and the inner bag piece II are changed, namely the height and the hardness of the inflatable air bag unit 32 are changed, and the height and the hardness of the air bag assembly are adjusted.

Wherein, the inner bag piece I25 and the inner bag piece II 26 can also be respectively provided with an inflation hole for independent inflation and deflation, at the moment, an air passage is not needed to be arranged, and the two are not communicated.

The airbag module configurations described above can be used universally for all airbag modules and are not limited to labeled airbag modules.

Example 3

This example is arranged the same as example 1, except that: the air bag module 3 is formed by mutually overlapping or connecting a plurality of air bags in series, each air bag comprises the shaped air bag unit 31 and the inflatable air bag unit 32 which are explained in the embodiment 2, but only one inflation hole 33 can be arranged, so that at least one air bag can be filled with or discharged with air, the height and the hardness of the air bag module 3 can be changed, the air bags are mutually overlapped and/or connected in series to form the air bag module 3, and the height and the thickness of the air bag module 3 are changed and show that the height and the thickness of a mattress are changed.

The air bag is used as an action unit, and the height and the hardness of the air bag are changed by virtue of the inflation or deflation of the inflatable air bag unit 32 in the air bag, so that the height and the hardness of the air bag assembly 3 are adjusted. When the air bags are mutually overlapped, the height and the hardness of the whole air bag assembly 3 can be adjusted by inflating one air bag; when the air bags are laid flat and connected in series, the local height and hardness of the air bag assembly 3 can be adjusted by inflating and deflating a certain air bag, and the air bags are respectively inflated and deflated to different degrees, so that the different heights and hardness of different parts of the air bag assembly 3 can be adjusted. The mattress is applied to the air cushion bed, can realize the height and hardness adjustment of different positions on the mattress, thereby driving the adjustment of the heights of different parts of the body of the lying personnel, adjusting the hardness according to the requirements of different lying personnel and meeting the pertinence requirements on applicability and comfort.

The airbag module structure can be universally used for all airbag modules and is not limited to the labeled airbag modules; the component structure may be generic to all components and is not limited to labeled components.

Example 4

This example is the same set up as example 1, except that: the fixing sheet 34 is installed in the shaping air bag unit 31 to endow the shaping air bag unit 31 with shaping effect, so that the shaping air bag unit can be well attached to a bed board at the bottom and a human body at the top, and meanwhile, the inflatable air bag unit 32 in the house is ensured to be in a relatively stable environment to buffer the impact of external pressure on gas in the bag body. The fixing piece 34 is preferably made of a plastic sheet or a rubber pad, and the like, so that the fixing piece has certain elasticity and feasible deformation while being endowed with a shaped and flat surface, and the body collision caused by breakage is avoided.

Taking the scheme shown in fig. 2 and 3 as an example, the fixing piece 34 is inserted into the first airbag piece 311 and the second airbag piece 312, and the top and the bottom are matched to realize shaping and leveling.

Or, taking the scheme shown in fig. 4 as an example, the fixing pieces 34 are inserted into the first outer bag piece 313 and the second outer bag piece 314, and the shaping and the leveling of the top and the bottom are completed in a matching manner.

The anchor sheet 34 may be shaped or flattened at only the top or bottom, or both as described above, in which case an open air bag may be used in conjunction with the shaped air bag unit in which the anchor sheet 34 is incorporated.

Example 5

This example is the same set up as example 1, except that: the bottom of the shaping air bag unit 31 is fixed through fixing glue 9a or a fixing sleeve 9b, and the overall stability is realized.

Taking fig. 5 as an example, the fixing glue 9a is provided at the bottom of the second airbag piece 312, and the entire airbag module is fixed to the mounting base of the airbag module such as a positioning plate (not shown), and only one fixing glue 9a may be provided for single-point fixing, or a plurality of fixing glues may be provided for multi-point positioning of the airbag module.

When the inflatable airbag unit 32 is provided with the inflation hole 33 and the air distribution passage 332, the air distribution passage 332 and the fixing glue 9a are correspondingly arranged as shown in fig. 5, the air distribution passage 332 is arranged near the position corresponding to the fixing glue 9a, the position stability of the position is relatively best, and the air distribution passage 332 is used as a hinge part for air transmission, so that the stable environment is more favorable for pressure control and stability.

Taking fig. 6, 7 and 8 as an example, when the fixing sleeve 9b is provided in the fixed airbag unit 31, one fixed airbag unit may be provided for single-point fixing, or a plurality of fixed airbag units may be provided for multi-point positioning of the airbag module 3.

The lower end of the fixed sleeve 9b is fixed on a mounting base of the air bag component 3 such as a positioning plate (such as a positioning layer 7 in fig. 1) and the like, the upper part of the fixed sleeve is annular, when the air bag component is mounted, the annular part can be sleeved on an air bag sheet I311 as shown in fig. 6, and the whole air bag component is fixed through the fixed air bag sheet I311; as shown in fig. 7, the annular portion may be fitted over the bag three 321, bag four 322, or bag five 323 of the inflatable bag unit 32, and the entire bag module may be fixed by fixing the bag three 321, bag four 322, or bag five 323, or as shown in fig. 8, the annular portion may be fitted over the bag two 312, and the fixed bag two 312 fixes the entire bag module 3.

Similarly, when the shaping airbag unit 31 and the inflating airbag unit 32 shown in fig. 4 are implemented by two double-layer airbags, the fixing glue 9a can be filled into the bottom of the outer bag piece two 314 to fix as shown in fig. 6, and the fixing sleeve 9b can be sleeved on the outer bag piece one 313 or sleeved on the inner bag piece one 324.

Example 6

This example is arranged the same as example 1, except that: at least one group of spare airbag assemblies are arranged below the airbag assembly 3, for example, as shown in fig. 1, a two-layer airbag assembly 4 and a three-layer airbag assembly 5 are arranged below the airbag assembly 3, the two-layer airbag assembly 4 and the three-layer airbag assembly 5 can adopt the same or similar structures as the airbag assembly 3, the two-layer airbag assembly 4 and the three-layer airbag assembly 5 are respectively provided with a circuit board box 8, and the circuit board boxes 8 are connected with the pressure sensing layer 2 through electromagnetic valve wires 81 to realize the correlation between the pressure signal and the air supply quantity.

Claims

1. An air mattress with adjustable height and hardness is characterized in that: including the sponge layer, pressure sensing layer and the gasbag subassembly that set up in order, be connected with the circuit board box between pressure sensing layer and the gasbag subassembly, the gasbag subassembly is including design gasbag unit and aerify the gasbag unit, design gasbag unit is outside, aerify the gasbag unit and be inside to be connected with total air flue, design gasbag unit surface sets up the pressure sensing layer, detect gasbag surface pressure, aerify gasbag unit configuration baroceptor, detect the atmospheric pressure in the gasbag unit of aerifing, pressure sensor and baroceptor are connected with the circuit board box respectively, the circuit board box is according to surface pressure signal and atmospheric pressure signal, change the airflow of total air flue, aerify inflating of gasbag unit with this change, in order to accomplish the change of gasbag subassembly height and hardness.

2. The adjustable height firmness air mattress of claim 1, wherein: and a plurality of groups of pressure sensors are arranged in the pressure sensing layer, the pressure sensors are arranged corresponding to the air bag assembly, and each pressure sensor is connected with the circuit board box respectively to perform the regional pressure control of the height and hardness of the air bag assembly.

3. The adjustable height firmness air mattress of claim 2, wherein: a fixing layer is arranged between the pressure sensing layer and the air bag assembly, and the pressure sensor is fixed on the fixing layer.

4. The adjustable height firmness air mattress of claim 1, wherein: and a positioning layer is arranged below the air bag assembly, and the air bag assembly is fixed through the positioning layer.

5. The adjustable height firmness air mattress of claim 4, wherein: the positioning layer is provided with fixing glue or a fixing sleeve, the fixing glue is positioned at the bottom of the air bag or the fixing sleeve is sleeved on the air bag, and the air bag is fixed in a multi-point mode.

6. The adjustable height firmness air mattress of claim 1, wherein: at least one group of spare air bag assemblies are arranged below the air bag assemblies, and the spare air bag assemblies are connected with the pressure sensing layer through the circuit board box.

7. The adjustable height firmness air mattress of claim 1, wherein: the shaping air bag unit is provided with a fixing sheet.

8. The adjustable height firmness air mattress of claim 7, wherein: the fixing sheet is a plastic sheet or a rubber pad.

9. A height adjustable mattress according to any one of claims 1 to 8 wherein the shaped and inflatable cells are of either of the following configurations:

the structure I is as follows: the shaping air bag unit comprises an air bag sheet I and an air bag sheet II, and one or more inflatable air bag units are positioned between the air bag sheet I and the air bag sheet II;

the structure II is as follows: the shaping air bag unit and the inflating air bag unit are distributed on the two double-layer air bags, the double-layer air bags comprise an outer bag sheet and an inner bag sheet, the outer bag sheet of the first double-layer air bag, the inner bag sheet of the second double-layer air bag and the outer bag sheet of the second double-layer air bag are sequentially arranged, the outer bag sheet of the first double-layer air bag and the outer bag sheet of the second double-layer air bag are positioned on the outer sides to form the shaping air bag unit, the inner bag sheet of the first double-layer air bag and the inner bag sheet of the second double-layer air bag are positioned between the two outer bag sheets to form the inflating air bag unit, the shaping air bag unit is provided with a pressure sensor, the surface pressure of the air bags is detected, the inflating air pressure sensor is arranged on the inflating air bag unit, the pressure sensor and the air pressure sensor are respectively connected with the circuit board box, and the circuit board box controls the inflating and inflating of the inflating air bag unit according to the surface pressure signal and the pressure signal, so as to adjust the hardness and height of the air bag.

10. The adjustable height firmness air mattress of claim 9, wherein: the air bag assembly is formed by mutually overlapping or connecting a plurality of assemblies in series, and each assembly comprises a shaping air bag unit and an inflating air bag unit.