Ecological environment-friendly assembled stool
With its internally threaded tube frame and support legs, the modular stool is height-adjustable and can be disassembled into smaller stools, solving the problems of limited functionality and poor comfort of existing modular stools and improving the user experience.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- LANZHOU UNIVERSITY OF TECHNOLOGY
- Filing Date
- 2025-04-14
- Publication Date
- 2026-06-09
AI Technical Summary
Existing modular stools cannot be disassembled once assembled, have limited functions and shapes, cannot be height-adjusted, and are uncomfortable to sit on for extended periods due to their solid wood construction.
Featuring an internally threaded tube frame and support legs, the height can be adjusted via threaded connections and airbags. It can also be disassembled into multiple small stools, and the inflation and deflation of the airbags can be adjusted using an air pump to improve comfort.
The design incorporates height adjustment and disassembly capabilities for the modular stool, increasing its fun and interactive features while enhancing comfort and versatility.
Smart Images

Figure CN224330661U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of assembled stool technology, specifically an eco-friendly assembled stool. Background Technology
[0002] A modular stool is a type of stool that can be assembled from multiple parts through a modular design. It typically consists of multiple parts, and users need to assemble the various parts together according to the instructions. This design not only facilitates transportation and storage.
[0003] Currently, once assembled, modular stools cannot be disassembled, and their overall shape is fixed. In addition, for the sake of portability, modular stools are not very large, which results in their single function and single shape. Moreover, once assembled, the height cannot be adjusted, which cannot meet the needs of use. Furthermore, some modular stools are made of pure wood, which can cause sore buttocks after sitting for a long time, reducing comfort.
[0004] The information disclosed in this background section is only intended to enhance the understanding of the background technology of this application, and therefore may include prior art that is not known to those skilled in the art. Utility Model Content
[0005] The purpose of this utility model is to provide an eco-friendly modular stool to solve the problems mentioned in the background art.
[0006] To achieve the above objectives, this utility model provides the following technical solution: It includes a first stool base, with an internally threaded tube frame and an inner liner frame connected to the bottom end of the first stool base. Multiple sets of support legs are connected between the internally threaded tube frame and the inner liner frame. A second stool base is connected to the bottom end of each support leg. A movable plate is slidably disposed within the first stool base. A first stool surface is connected to one side of the movable plate. An anti-slip layer is connected to the surface of the first stool surface. An air bladder is connected between the movable plate and the inner wall of the first stool base. An air pump is connected to the bottom end of the first stool base.
[0007] Preferably, each of the multiple sets of support legs has a locking strip connected to one side and a locking groove opened on the other side, a plug connected to the bottom end of each support leg, and threads provided on the outer surface of each support leg.
[0008] Preferably, the bottom end of the first stool is provided with a threaded fitting, one end of which is connected to the airbag and the other end is connected to the air pump.
[0009] Preferably, the air pump has an air inlet pipe connected to one side and an air outlet pipe connected to the other side, wherein the air outlet pipe is connected to a threaded fitting, and both the air inlet pipe and the air outlet pipe are equipped with a one-way valve.
[0010] Preferably, the top surface of the second stool seat has two sets of mounting slots corresponding to the mounting plug, and the bottom surface is connected to a second stool surface, and the bottom end of the second stool seat is connected to a protective cover.
[0011] Preferably, a limit cover is connected to the bottom end of the movable plate, and the airbag is located inside the limit cover.
[0012] In summary, this application includes the following beneficial technical effects:
[0013] By merging the support legs, the first and second stool seats can be spliced into a whole. The overall height can be adjusted through the threaded connection between the support legs and the internal threaded tube frame. By inflating the air bag with an air pump, the movable plate can be lifted, thereby improving the comfort of the top surface of the merged first stool seat. By separating the support legs and installing them on one side of the second stool seat, the first and second stool seats can be divided into two small stools, effectively increasing the fun and interactivity of use and enhancing the functionality. Attached Figure Description
[0014] Figure 1 This is a schematic diagram of the overall structure of an eco-friendly modular stool according to this utility model;
[0015] Figure 2 This is a schematic diagram of the exploded structure of an eco-friendly modular stool according to this utility model;
[0016] Figure 3 This is a side sectional view of an eco-friendly modular stool according to the present invention.
[0017] In the diagram: 1. First stool base; 2. Second stool base; 22. Slot; 23. Second stool surface; 24. Protective cover; 3. Internal threaded tube bracket; 4. Support leg; 41. Plug; 42. Locking strip; 43. Locking groove; 5. Movable plate; 51. Limiting cover; 6. First stool surface; 7. Anti-slip layer; 8. Airbag; 9. Air pump; 10. Inner liner frame. Detailed Implementation
[0018] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.
[0019] Example 1
[0020] Please see Figure 1-3This utility model provides a technical solution: including a first stool 1, with an internally threaded tube frame 3 and an inner liner frame 10 connected to the bottom end of the first stool 1, and multiple sets of support legs 4 connected between the internally threaded tube frame 3 and the inner liner frame 10, with a second stool 2 connected to the bottom end of the support legs 4, a movable plate 5 slidably arranged inside the first stool 1, a first stool surface 6 connected to one side of the movable plate 5, an anti-slip layer 7 connected to the surface of the first stool surface 6, an airbag 8 connected between the movable plate 5 and the inner wall of the first stool 1, and an air pump 9 connected to the bottom end of the first stool 1;
[0021] Reference Figure 2 and Figure 3 As shown, each of the multiple support legs 4 has a locking strip 42 connected to one side and a locking groove 43 opened on the other side. Each support leg 4 has a plug 41 connected to its bottom end. The outer surface of each support leg 4 is threaded. The top surface of the second stool 2 has two sets of mounting slots 22 corresponding to the plug 41. By sliding the locking strip 42 into the mounting slot 43, the support legs 4 are spliced into a whole. Then, the support legs 4 are inserted into the mounting slots 22 at the top of the second stool 2 through the plug 41, and then threadedly connected to the internally threaded tube frame 3. The support legs 4 are blow molded as a whole, while the first stool 1 and the second stool 2 are injection molded. The overall weight is reduced and they can be recycled and reused.
[0022] The bottom of the first stool base 1 is connected to a threaded fitting, one end of which is connected to the airbag 8 and the other end is connected to the air pump 9. The air pump 9 has an air inlet pipe on one side and an air outlet pipe on the other side. The air outlet pipe is connected to the threaded fitting. Both the air inlet and outlet pipes are equipped with one-way valves. By repeatedly squeezing the air pump 9, air is injected into the airbag 8 through the air outlet pipe, thereby lifting the movable plate 5 upward and improving the comfort of use. The bottom of the movable plate 5 is connected to a limit cover 51, and the airbag 8 is located inside the limit cover 51. During use, the limit cover 51 can provide storage space for the airbag 8 and prevent the movable plate 5 from squeezing and damaging the airbag.
[0023] The implementation principle of this application is as follows: When using this utility model, the air pump 9 is pressed repeatedly to inflate the airbag 8, thereby lifting the movable plate 5. The setting and cushioning of the airbag 8 improve the user's comfort when sitting down. The support leg 4 is spliced together by the clip 42 and the slot 43, and then inserted into the second stool seat 2. The combined support leg 4 is then connected between the internal threaded tube frame 3 and the inner liner frame 10. It is combined with the inner wall of the internal threaded tube frame 3 by threaded connection. The overall height can also be adjusted by threaded connection. The inner liner frame 10 effectively increases the overall stability.
[0024] Example 2
[0025] Please see Figure 1-3This utility model provides a technical solution: It includes a first stool base 1, with an internally threaded tube frame 3 and an inner liner frame 10 connected to the bottom end of the first stool base 1. Multiple sets of support legs 4 are connected between the internally threaded tube frame 3 and the inner liner frame 10. A second stool base 2 is connected to the bottom end of the support legs 4. A movable plate 5 is slidably disposed inside the first stool base 1. A first stool surface 6 is connected to one side of the movable plate 5. An anti-slip layer 7 is connected to the surface of the first stool surface 6. An air bladder 8 is connected between the movable plate 5 and the inner wall of the first stool base 1. An air pump 9 is connected to the bottom end of the first stool base 1.
[0026] Reference Figure 2 and Figure 3 As shown, each of the multiple support legs 4 has a locking strip 42 connected to one side and a locking groove 43 opened on the other side. Each support leg 4 has an installation plug 41 connected to the bottom end. Each support leg 4 has a thread on its outer surface. Remove the support leg 4 from the internal threaded tube frame 3, and then slide the locking strip 42 out of the locking groove 43 to separate each support leg 4.
[0027] The top surface of the second stool base 2 has two sets of mounting slots 22 corresponding to the plug 41. One set is used for the installation of the support legs 4 after they are combined, and the other set is used for the installation of the support legs 4 after they are separated. The bottom surface is connected to the second stool surface 23. The bottom end of the second stool base 2 is connected to the protective cover 24. When the second stool base 2 and the first stool base 1 are combined into a whole, the protective cover 24 protects the second stool surface 23 and prevents wear.
[0028] The implementation principle of this application is as follows: When using this utility model, the support leg 4 combined in Embodiment 1 is removed from the internal threaded tube frame 3, and then it is separated by sliding between the clip 42 and the slot 43. The separated support leg 4 is inserted one by one into the slot 22 located on the outer edge through the plug 41. Then the protective cover 24 is removed. The second stool surface 23 ensures basic use comfort, thereby separating the first stool seat 1 and the second stool seat 2 into two small stools.
[0029] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, method, article, or apparatus.
[0030] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.
Claims
1. An ecological and environmentally friendly assembled stool comprising a first seat (1), characterized in that: The bottom end of the first stool (1) is connected to an internal threaded tube frame (3) and an inner liner frame (10). Multiple sets of support legs (4) are connected between the internal threaded tube frame (3) and the inner liner frame (10). The bottom end of the support legs (4) is connected to a second stool (2). A movable plate (5) is slidably arranged inside the first stool (1). A first stool surface (6) is connected to one side of the movable plate (5). An anti-slip layer (7) is connected to the surface of the first stool surface (6). An air bladder (8) is connected between the movable plate (5) and the inner wall of the first stool (1). An air pump (9) is connected to the bottom end of the first stool (1).
2. The eco-friendly modular stool according to claim 1, characterized in that: Each of the multiple sets of support legs (4) has a locking strip (42) connected to one side and a locking groove (43) opened on the other side. Each of the support legs (4) has an installation plug (41) connected to the bottom end. Each of the support legs (4) has threads on its outer surface.
3. The eco-friendly modular stool according to claim 1, characterized in that: The bottom end of the first stool (1) is connected to a threaded fitting, and one end of the threaded fitting is connected to the air bag (8) and the other end is connected to the air pump (9).
4. The eco-friendly modular stool according to claim 3, characterized in that: The air pump (9) has an air inlet pipe connected to one side and an air outlet pipe connected to the other side. The air outlet pipe is connected to a threaded fitting. Both the air inlet pipe and the air outlet pipe are equipped with a one-way valve.
5. The eco-friendly modular stool according to claim 2, characterized in that: The second stool (2) has two sets of mounting slots (22) on its top surface corresponding to the mounting plug (41), and a second stool surface (23) is connected to its bottom surface. A protective cover (24) is connected to the bottom end of the second stool (2).
6. The eco-friendly modular stool according to claim 1, characterized in that: The bottom end of the movable plate (5) is connected to a limit cover (51), and the airbag (8) is located inside the limit cover (51).