Mattress with adjustable height

By introducing a pressure sensor and data control system into the mattress, the distance between the base and the pad is automatically adjusted, solving the problem of non-adjustable mattress height, achieving a personalized comfort experience and intelligent sleep, and improving the user's sleep quality and the service life of the mattress.

CN223415983UActive Publication Date: 2025-10-10GUANGDONG GUOZHAN TECH CO LTD
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Patent Information

Application Number
CN202422353071.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-09-25
Publication Date
2025-10-10
Estimated Expiration
2034-09-25

AI Technical Summary

Technical Problem

The existing mattresses are not height-adjustable, which results in uneven weight distribution among different parts of the human body and unbalanced bearing capacity of the mattress, making it impossible to achieve optimal comfort.

Method used

A mattress consisting of a base, a cushion and an adjustment mechanism is designed. The pressure sensor senses the user's weight, and combined with a data control system and a drive component, it automatically adjusts the distance between the base and the cushion to achieve a personalized sleeping experience.

Benefits of technology

Provide personalized comfort experience, maintain the natural curve of the spine, improve sleep quality, reduce physical discomfort, extend the life of the mattress, and improve convenience and intelligence.

✦ Generated by Eureka AI based on patent content.

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  • Figure CN223415983U_ABST
    Figure CN223415983U_ABST
Patent Text Reader

Abstract

The utility model relates to the technical field of mattresses, in particular to a height-adjustable mattress which comprises a base and a mattress body used by a user. The adjusting mechanism is located between the base and the cushion body and used for driving the base and the cushion body to be close to or away from each other; the adjusting mechanism comprises a bottom plate fixedly arranged relative to the base and an elastic piece arranged between the bottom plate and the cushion body and used for connecting the bottom plate and the cushion body, a driving piece used for driving the bottom plate to be close to or away from the cushion body is further arranged on the bottom plate, and a pressure sensor used for sensing the weight of a user is arranged on the bottom plate. The driving part is used in cooperation with the pressure sensor to adjust the distance between the bottom plate and the mattress body, and through the design of the adjusting mechanism, especially the matched use of the driving part and the pressure sensor, the mattress can adjust the distance between the mattress body and the base according to the actual weight of a user; therefore, personalized comfort is provided for users, and users with different weights can enjoy the most suitable mattress hardness and supporting performance.
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Description

Technical Field

[0001] The utility model relates to the technical field of mattresses, and in particular discloses a height-adjustable mattress. Background Art

[0002] A mattress is an item that sits between the human body and the bed to ensure consumers' healthy living and comfortable sleep. Existing mattresses are all one-piece, and the structures of mattresses are similar. The differences mainly lie in the materials, such as latex mattresses, palm mattresses, spring mattresses, etc., and the heights of these mattresses on the market are not adjustable. When a person lies on it, the mattress will be deformed to different degrees due to the different weights of each part of the body. For example, the deformation of the head is greater than that of the feet. The overall bearing capacity of the mattress is unbalanced, and the human body cannot achieve optimal comfort. Therefore, it is necessary to improve it. Utility Model Content

[0003] In order to overcome the shortcomings and deficiencies in the prior art, the purpose of the present invention is to provide a height-adjustable mattress.

[0004] To achieve the above-mentioned purpose, the utility model provides a height-adjustable mattress, comprising a base and a cushion body, wherein the cushion body is used by a user; and further comprising an adjustment mechanism located between the base and the cushion body, wherein the adjustment mechanism is used to drive the base and the cushion body to move closer to or farther away from each other;

[0005] The adjustment mechanism includes a base plate fixed relative to the base, an elastic member arranged between the base plate and the pad body to connect the base plate and the pad body, a driving member is also provided on the base plate to drive the base plate and the pad body to move closer or farther away, and a pressure sensor is provided on the base plate to sense the user's weight. The driving member is used in conjunction with the pressure sensor to adjust the distance between the base plate and the pad body.

[0006] Preferably, the adjustment mechanism also includes a data control system used in conjunction with the driving member, and the driving member is electrically connected to the data control system to adaptively adjust the distance between the base and the cushion body according to various parameters of the user. By introducing the data control system and electrically connecting it to the driving member, the mattress can perform intelligent analysis based on various parameters of the user (such as weight, height, sleeping habits, etc.) and automatically adjust the distance between the base and the cushion body to achieve a truly personalized sleeping experience. This adaptive adjustment capability greatly improves the intelligence level of the mattress and meets the modern people's pursuit of high-quality life. The user does not need to manually adjust the height of the mattress. Only simple settings or selection of preset modes are required, and the data control system can automatically complete the adjustment process, greatly improving the convenience and ease of use.

[0007] Preferably, both the adjustment mechanism and the cushion body are provided with multiple, multiple adjustment mechanisms are arranged in an array, and the cushion body is correspondingly arranged on the adjustment mechanism. Through the array arrangement of multiple adjustment mechanisms, each adjustment mechanism can independently support and adjust the cushion body part above it, thereby greatly enhancing the support stability of the entire mattress. This distributed support structure can effectively disperse the user's weight pressure, reduce the situation where a single point is subjected to excessive force, and extend the service life of the mattress. Multiple adjustment mechanisms can be finely adjusted according to the needs of users in different areas. For example, the waist and shoulder areas may require more support, while the hip area may require a softer touch. By independently adjusting each adjustment mechanism, the mattress can more accurately adapt to the user's body curve and provide a more fitting and comfortable sleeping experience.

[0008] Preferably, the adjustment mechanism further includes a lifting rod, the end of the lifting rod close to the pad body is connected to the pad body, and the driving member drives the pad body closer to or away from the base plate via the lifting rod. The lifting rod serves as a connecting component between the driving member and the pad body, which can ensure the precise transmission of the driving force. When the driving member is working, the pad body height can be precisely adjusted through the transmission of the lifting rod. Whether it is rising or falling, it can reach a preset position to meet the user's personalized needs for the mattress height. The introduction of the lifting rod enhances the overall stability of the adjustment mechanism. In the process of driving the pad body to rise or fall, the lifting rod serves as a supporting and guiding component, which can effectively prevent the pad body from deflecting or shaking, ensuring the stability and safety of the mattress during the adjustment process. The lifting rod is made of high-strength, wear-resistant material and can withstand large loads and frequent adjustment operations, thereby extending the service life of the adjustment mechanism and reducing the maintenance and replacement costs caused by component damage.

[0009] Preferably, a cover is provided on the bottom plate, which is used to cover the driving part and the lifting rod. An avoidance hole for the lifting rod to pass through is provided on the cover, and the elastic part is sleeved on the outside of the cover. The design of the cover effectively protects the internal mechanical components such as the driving part and the lifting rod, prevents the entry of dust, dirt or other external impurities, reduces mechanical failures and wear caused by pollution, and extends the service life of these key components. At the same time, the cover not only plays a protective role, but also makes the appearance of the entire adjustment mechanism more neat and beautiful. It hides the complex mechanical structure, making the overall design of the mattress more simple and elegant, and improving the user's visual experience.

[0010] Preferably, the adjustment mechanism also includes a winding group, which includes a winding drum installed at the output end of the driving member and a wire body wound on the winding drum, the free end of the wire body is connected to the end of the elastic member away from the base plate, and the driving member drives the winding drum to rotate to retract and release the wire body to make the elastic member expand and contract. By driving the winding drum to rotate by the driving member, the retraction and extension length of the wire body can be accurately controlled, thereby realizing precise control of the expansion and contraction amount of the elastic member, avoiding possible sliding or gap problems in traditional mechanical transmission, and improving the adjustment accuracy. The wire body serves as a transmission medium for the driving force, has high rigidity, is not easy to deform, and can maintain a stable transmission force during the driving process, thereby ensuring that the expansion and contraction movement of the elastic member is smooth and reliable.

[0011] Preferably, the base includes a plurality of first plates, which are arranged to form a frame, and two adjacent first plates are connected via connectors. Slots are provided on the first plates and connectors, and the base is decomposed into a plurality of first plates and connectors, making the entire base structure more modular and convenient for production and transportation. At the same time, adjacent first plates are connected by connectors to form a complete frame. The plurality of first plates are tightly connected by connectors to form a stable frame structure. This structure can withstand greater pressure and weight, and provide stable support for the mattress. The slots can reduce the material usage of the first plates and connectors while enhancing their mechanical strength.

[0012] Preferably, a plurality of second plates are provided on the frame, and the plurality of second plates are arranged in a parallel array. A first groove is provided on the second plate. A block for accommodating the first groove is provided on the side of the bottom plate facing away from the elastic member. The pressure sensor is arranged between the bottom plate and the block. The plurality of second plates are arranged in a parallel array, which provides additional support points for the bottom plate, increases the overall rigidity and stability of the bottom plate, enables it to withstand greater pressure and weight, and thus extends the service life of the product. When the mattress is under pressure, the pressure will be transmitted to the block through the bottom plate and further dispersed to the plurality of second plates. This pressure dispersion mechanism helps to reduce the situation where a single point is subjected to excessive force and improves the durability of the structure.

[0013] Preferably, a third plate is provided between two adjacent second plates, and the third plate is used to divide the two adjacent second plates at equal intervals and enhance the structural stability of the frame. The addition of the third plate forms an additional supporting structure between the adjacent second plates, effectively enhancing the rigidity of the entire frame. This enhanced rigidity makes the frame less likely to deform when under pressure, thereby improving the stability and durability of the product. The third plate divides the two adjacent second plates at equal intervals. This design not only makes the structure of the entire frame more regular and orderly, but also improves the aesthetics of the product. At the same time, the equal-interval design also helps to optimize the support performance of the mattress, making the hardness distribution of the mattress more uniform.

[0014] Preferably, the second and third plates are integrally injection molded. This integral injection molding process ensures that the materials of the second and third plates are tightly bonded at the molecular level, forming a single, integrated unit. This seamless structural design significantly enhances the overall strength of the components, enabling them to withstand greater pressure and impact, thereby increasing the durability and service life of the product. Because the second and third plates are manufactured as a single unit, they are less susceptible to loosening or deformation. The integral injection molding process precisely controls the size and shape of the product, ensuring that each component meets design requirements, thereby improving production efficiency and product qualification rates.

[0015] The beneficial effects of the present invention are as follows: through the design of the adjustment mechanism, especially the coordinated use of the driving part and the pressure sensor, the mattress can adjust the distance between the cushion body and the base according to the actual weight of the user, thereby providing the user with a personalized comfort experience. Users of different weights can enjoy the mattress hardness and support that best suits them. The introduction of the pressure sensor enables the mattress to sense the user's weight distribution in real time, which helps to maintain the natural curve of the spine and reduce physical discomfort caused by improper sleeping posture or insufficient support from the mattress. Long-term use helps to improve sleep quality and promote healthy sleep. At the same time, it can be combined with intelligent control technology to achieve automatic adjustment. Users can enjoy the most suitable sleeping environment without manual operation, which greatly improves the convenience and intelligence level of use. The elastic part, as the key component connecting the bottom plate and the cushion body, can not only effectively transmit the driving force, but also disperse the user's weight pressure to a certain extent, reduce the burden on other parts of the mattress, and thus enhance the overall durability and stability of the mattress. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the decomposition of the main structure of the utility model;

[0018] Figure 3 This is a side view of the main body of the utility model;

[0019] Figure 4 This is a schematic diagram of the second plate body and the third plate body structure of the present utility model;

[0020] Figure 5 This is one of the schematic diagrams of the adjustment mechanism structure of the present utility model;

[0021] Figure 6 This is a schematic diagram of the decomposition structure of the adjustment mechanism of the present utility model;

[0022] Figure 7 This is the second schematic diagram of the adjustment mechanism structure of the present utility model.

[0023] The reference signs include:

[0024] 1, base; 2, adjusting mechanism; 3, cushion body; 11, first plate body; 12, connecting piece; 13, second plate body;

[0025] 131, first groove body; 131, second groove body; 14, third plate body; 141, third groove body; 21, bottom plate;

[0026] 22, driving piece; 23, lifting rod; 24, pressure sensor; 25, block body; 26, cover body; 27, elastic piece;

[0027] 28, reel; 29, wire body. DETAILED DESCRIPTION

[0028] For the convenience of understanding of those skilled in the art, the utility model is further illustrated below in combination with embodiments and drawings, and the content mentioned in the embodiments is not a limitation of the utility model.

[0029] Please refer to Figures 1 to 7 The utility model discloses a height -adjustable mattress, including base 1 and cushion body 3, cushion body 3 is used to facilitate user use, still include the adjusting mechanism 2 between base 1 and cushion body 3, adjusting mechanism 2 is used to drive base 1 and cushion body 3 and is close to or is far from each other.

[0030] Adjusting mechanism 2 includes the bottom plate 21 of fixed setting relative to base 1, the elastic piece 27 for connecting bottom plate 21 and cushion body 3 for being set between bottom plate 21 and cushion body 3, bottom plate 21 still is provided with the driving piece 22 for driving bottom plate 21 and cushion body 3 and is close to or is far from each other, bottom plate 21 is provided with the pressure sensor 24 for sensing user weight, and driving piece 22 cooperates pressure sensor 24 and is used to adjust the distance between bottom plate 21 and cushion body 3.

[0031] Specifically, through the design of the adjusting mechanism 2, especially the cooperation of the driving member 22 and the pressure sensor 24, the mattress can adjust the distance between the mattress body 3 and the base 1 according to the actual weight of the user, thereby providing a personalized comfort experience 1 for the user. Users of different weights can enjoy the most suitable mattress hardness and support for themselves. The introduction of the pressure sensor 24 enables the mattress to perceive the weight distribution of the user in real time, helps to maintain the natural curvature of the spine, reduces physical discomfort caused by improper sleeping posture or insufficient mattress support, and helps to improve sleep quality and promote healthy sleep in the long run. At the same time, it can realize automatic adjustment combined with intelligent control technology, and users can enjoy the most suitable sleeping environment without manual operation, greatly improving the convenience and intelligent level of use. The elastic member 27, as a key component connecting the bottom plate 21 and the mattress body 3, not only effectively transmits driving force, but also to some extent disperses the weight pressure of the user, reducing the burden on other parts of the mattress, thereby enhancing the overall durability and stability of the mattress.

[0032] Specifically, the adjusting mechanism 2 further comprises a data control system cooperating with the driving member 22. The driving member 22 is electrically connected with the data control system to adaptively adjust the distance between the base 1 and the mattress body 3 according to various parameters of the user. By introducing the data control system and electrically connecting it with the driving member 22, the mattress can intelligently analyze various parameters of the user (such as weight, height, sleeping habits, etc.) and automatically adjust the distance between the base 1 and the mattress body 3, realizing truly personalized customized sleep experience. This adaptive adjustment capability greatly improves the intelligent level of the mattress, meets the pursuit of high-quality life by modern people, and users do not need to manually adjust the height of the mattress. They only need to set or choose a preset mode, and the data control system can automatically complete the adjustment process, greatly improving the convenience and ease of use.

[0033] Specifically, the adjusting mechanism 2 and the mattress body 3 are provided with multiple adjusting mechanisms 2 arranged in an array, and the mattress body 3 is correspondingly arranged on the adjusting mechanism 2. Through the array arrangement of multiple adjusting mechanisms 2, each adjusting mechanism can independently support and adjust the part of the mattress body 3 above it, thereby greatly enhancing the support stability of the entire mattress. This distributed support structure can effectively disperse the weight pressure of the user, reduce the situation of excessive stress on a single point, and prolong the service life of the mattress. Multiple adjusting mechanisms 2 can be finely adjusted according to the user's needs in different areas. For example, the waist and shoulder areas may need more support, while the hip area may need a softer touch. By independently adjusting each adjusting mechanism, the mattress can more accurately adapt to the user's body curve, providing a more conforming and comfortable sleep experience.

[0034] Specifically, the adjusting mechanism 2 further comprises a lifting rod 23 connected to the cushion body 3 at one end close to the cushion body 3, and the driving member 22 drives the cushion body 3 to approach or move away from the bottom plate 21 through the lifting rod 23. The lifting rod 23 serves as a connecting component between the driving member 22 and the cushion body 3, which can ensure accurate transmission of driving force. When the driving member 22 is working, the lifting rod 23 can achieve accurate adjustment of the height of the cushion body 3, whether it is rising or falling, and can reach the preset position, meeting the personalized needs of users for the height of the mattress. The introduction of the lifting rod 23 enhances the overall stability of the adjusting mechanism 2. During the process of driving the cushion body 3 to rise or fall, the lifting rod 23 serves as a support and guide component, which can effectively prevent the cushion body 3 from deviating or shaking, ensuring the stability and safety of the mattress during the adjustment process. The lifting rod 23 is made of high-strength and wear-resistant material, which can withstand large loads and frequent adjustment operations, thereby prolonging the service life of the adjusting mechanism 2 and reducing maintenance and replacement costs caused by component damage.

[0035] Specifically, the bottom plate 21 is provided with a cover 26 for covering the driving member 22 and the lifting rod 23. The cover 26 is provided with an avoidance hole for the lifting rod 23 to pass through, and the elastic member 27 is sleeved outside the cover 26. The design of the cover 26 effectively protects the internal mechanical components such as the driving member 22 and the lifting rod 23, preventing dust, dirt or other external impurities from entering, reducing mechanical failures and wear caused by pollution, and prolonging the service life of these key components. At the same time, the cover 26 not only plays a protective role, but also makes the appearance of the entire adjusting mechanism 2 more neat and beautiful. It hides the complex mechanical structure, making the overall design of the mattress more simple and elegant, and improving the visual experience of users.

[0036] Specifically, the adjusting mechanism 2 further comprises a winding set, which comprises a winding disc 28 installed at the output end of the driving member 22 and a wire body 29 wound around the winding disc 28. The free end of the wire body 29 is connected to one end of the elastic member 27 away from the bottom plate 21. The driving member 22 drives the winding disc 28 to rotate to wind or unwind the wire body 29, so that the elastic member 27 stretches or contracts. The rotation of the winding disc 28 driven by the driving member 22 can accurately control the length of the wire body 29, thereby achieving accurate control of the stretching and contracting amount of the elastic member 27, avoiding the sliding or gap problems that may exist in traditional mechanical transmission, and improving the adjustment accuracy. The wire body 29, as a transmission medium of driving force, has high rigidity and is not prone to deformation, which can maintain stable transmission force during driving, thereby ensuring the smooth and reliable stretching and contracting action of the elastic member 27.

[0037] Specifically, the wire body 29 is corrosion-resistant, wear-resistant, flexible, such as stainless steel wire, high-strength synthetic fiber: such as nylon, polyester and other high-strength synthetic fiber materials, which have excellent wear resistance, corrosion resistance and good flexibility, galvanized steel wire: the galvanized steel wire is plated with a layer of zinc on the surface of the steel wire, which improves its corrosion resistance while maintaining the original high strength and wear resistance of the steel wire, and special alloy wire.

[0038] Specifically, the base includes a plurality of first plate bodies 11, which are arranged to form a frame body, and two adjacent first plate bodies 11 are connected by a connecting piece 12. The first plate body 11 and the connecting piece 12 are both provided with a slot hole, which divides the base into a plurality of first plate bodies 11 and connecting pieces 12, making the entire base structure more modular, facilitating production and transportation. At the same time, the adjacent first plate bodies 11 are connected by the connecting piece 12 to form a complete frame body. The plurality of first plate bodies 11 are tightly connected by the connecting piece 12 to form a stable frame structure. This structure can withstand a large pressure and weight, providing stable support for the mattress. The slot can reduce the use of materials while enhancing the mechanical strength of the first plate body 11 and the connecting piece 12.

[0039] Specifically, the frame body is provided with a plurality of second plate bodies 13, which are arranged in parallel. The second plate body 13 is provided with a first slot body 131. The bottom plate 21 is provided with a block 25 arranged in the first slot body 131. The pressure sensor 24 is arranged between the bottom plate 21 and the block 25. The plurality of second plate bodies 13 are arranged in parallel to provide additional support points for the bottom plate 21, increasing the overall rigidity and stability of the bottom plate, allowing it to withstand greater pressure and weight, thereby prolonging the service life of the product. When the mattress is subjected to pressure, the pressure will be transmitted to the block 25 through the bottom plate 21 and further dispersed onto the plurality of second plate bodies 13. This pressure dispersion mechanism helps to reduce the situation of excessive stress on a single point, improving the durability of the structure.

[0040] Specifically, a third plate body 14 is arranged between two adjacent second plate bodies 13. The third plate body 14 is used to equally space the two adjacent second plate bodies 13 and enhance the structural stability of the frame body. The addition of the third plate body 14 forms an additional support structure between the adjacent second plate bodies 13, effectively enhancing the rigidity of the entire frame body. This rigidity enhancement makes the frame body less likely to deform when subjected to pressure, improving the stability and durability of the product. The third plate body 14 equally spaces the two adjacent second plate bodies 13. This design not only makes the entire frame body structure more regular and orderly, but also improves the aesthetics of the product. At the same time, the equal spacing design also helps to optimize the support performance of the mattress, making the hardness distribution of the mattress more uniform.

[0041] Specifically, the second and third plates 13, 14 are integrally injection-molded. This process ensures that the materials of the second and third plates 13, 14 are tightly bonded at the molecular level, forming a single, integrated unit. This seamless structural design significantly enhances the overall strength of the components, enabling them to withstand greater pressure and impact, thereby increasing the durability and service life of the product. Because the second and third plates 13, 14 are manufactured as a single unit, they are less susceptible to loosening or deformation. The integral injection molding process precisely controls the size and shape of the product, ensuring that each component meets design requirements, improving production efficiency and product qualification rates.

[0042] The above contents are only preferred embodiments of the present invention. For ordinary technicians in this field, according to the concept of the present invention, there may be changes in the specific implementation methods and application scope. The content of this specification should not be understood as limiting the present invention.

Claims

1. A height-adjustable mattress comprising a base (1) and a cushion body (3), wherein the cushion body (3) is used by a user; characterized in that: It also includes an adjustment mechanism (2) located between the base (1) and the cushion body (3), the adjustment mechanism (2) being used to drive the base (1) and the cushion body (3) to move closer to or farther away from each other; The adjustment mechanism (2) comprises a base plate (21) fixedly arranged relative to the base (1), an elastic member (27) arranged between the base plate (21) and the cushion body (3) for connecting the base plate (21) and the cushion body (3), a driving member (22) for driving the base plate (21) and the cushion body (3) to move closer to or farther away from each other is further arranged on the base plate (21), a pressure sensor (24) for sensing the weight of a user is arranged on the base plate (21), and the driving member (22) cooperates with the pressure sensor (24) to adjust the distance between the base plate (21) and the cushion body (3); The regulating mechanism (2) further comprises a winding assembly, the winding assembly comprising a winding drum (28) mounted on the output end of the driving member (22) and a wire body (29) wound on the winding drum (28) and made of a high-strength synthetic fiber material, the free end of the wire body (29) being connected to an end of the elastic member (27) away from the bottom plate (21), and the driving member (22) rotating via the driving winding drum (28) to retract and release the wire body (29) so that the elastic member (27) can be extended or retracted.

2. The height-adjustable mattress according to claim 1, characterized in that: The adjustment mechanism (2) further includes a data control system used in conjunction with the driving member (22), and the driving member (22) is electrically connected to the data control system for adaptively adjusting the distance between the base (1) and the cushion body (3) according to various parameters of the user.

3. The height-adjustable mattress according to claim 1, characterized in that: Both the adjustment mechanism (2) and the cushion body (3) are provided in plurality, and the plurality of adjustment mechanisms (2) are arranged in an array, and the cushion body (3) is correspondingly arranged on the adjustment mechanism (2).

4. The height-adjustable mattress according to claim 1, characterized in that: The regulating mechanism (2) further comprises a lifting rod (23), one end of the lifting rod (23) close to the pad body (3) is connected to the pad body (3), and the driving member (22) drives the pad body (3) to approach or move away from the bottom plate (21) via the lifting rod (23).

5. The height-adjustable mattress according to claim 4, characterized in that: A cover body (26) is provided on the bottom plate (21), and the cover body (26) is used to cover the driving member (22) and the lifting rod (23). A avoidance hole for the lifting rod (23) to pass through is provided on the cover body (26), and the elastic member (27) is sleeved on the outside of the cover body (26).

6. The height-adjustable mattress according to claim 1, characterized in that: The base (1) comprises a plurality of first plates (11), the plurality of first plates (11) being arranged to form a frame, two adjacent first plates (11) being connected via a connecting member (12), and slots being provided on the first plates (11) and the connecting member (12).

7. The height-adjustable mattress according to claim 1, characterized in that: A plurality of second plates (13) are provided on the frame, and the plurality of second plates (13) are arranged in a parallel array. A first groove (131) is provided on the second plate (13). A block (25) for accommodating the first groove (131) is provided on a side of the bottom plate (21) facing away from the elastic member (27). The pressure sensor (24) is provided between the bottom plate (21) and the block (25).

8. The height-adjustable mattress according to claim 7, characterized in that: A third plate body (14) is provided between two adjacent second plate bodies (13), and the third plate body (14) is used to divide the two adjacent second plate bodies (13) at equal intervals and enhance the structural stability of the frame.

9. The height-adjustable mattress according to claim 8, characterized in that: The second plate body (13) and the third plate body (14) are both integrally injection-molded.