Household spliced sponge mat
By using a modular sponge pad design, and incorporating inserts, slots, movable connecting blocks, and magnets, the design solves the problem of the inability to adjust the size of the overall sponge pad. This allows for flexible sponging and disassembly, meeting the needs of diverse usage scenarios and reducing the difficulty of use and storage costs.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-05-30
- Publication Date
- 2026-04-07
AI Technical Summary
Existing household foam mats have a one-piece structure, which cannot be flexibly adjusted in size and shape, resulting in increased costs and storage space when used in rooms of different sizes.
A modular sponge pad was designed. Through the combination of inserts and slots, movable connecting blocks, traction parts and magnets, the sponge pad can be spliced and disassembled. The movement of the movable connecting blocks is controlled by pull ropes and springs to ensure a firm connection.
It enables flexible splicing and disassembly of sponge pads to meet the needs of diverse usage scenarios. It is easy to operate, and the connection is firm and stable, reducing the difficulty of use and storage costs.
Smart Images

Figure CN224084972U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of household products technology, and in particular to a household interlocking sponge mat. Background Technology
[0002] In family life, sponge mats are common household items that can be used in various scenarios such as children's play areas, yoga exercises, and living room relaxation.
[0003] However, most existing household foam mats are one-piece structures with fixed dimensions. When users need to use them in rooms of different sizes, or want to adjust the coverage area of the foam mat according to the actual activity area, one-piece foam mats cannot meet the flexible needs. Purchasing multiple foam mats of different sizes not only increases costs but also occupies a lot of storage space. Utility Model Content
[0004] This utility model addresses the shortcomings of existing technologies by providing a modular sponge mat for home use. The specific technical solution is as follows:
[0005] A household interlocking foam mat includes a foam mat body. A first connecting pad is connected to one side of the foam mat body, and a second connecting pad is connected to the side of the foam mat body away from the first connecting pad. The end of the first connecting pad away from the foam mat body has a fixing shell with a slot. A fixing groove is provided on the side of the slot. The side of the second connecting pad away from the foam mat body has multiple inserts. The inserts can be inserted into the slots. The inserts are axially connected to movable connecting blocks that are adapted to the fixing grooves. The second connecting pad is also provided with a traction part for driving the movable connecting blocks to move axially towards the inserts.
[0006] As an improvement to the above technical solution: a sliding guide groove is provided on one side end of the insert block, the movable connecting block is inserted into the sliding guide groove, the traction part includes a spring and a pull rope, the spring is connected between the inner end of the movable connecting block and the sliding guide groove, and one end of the pull rope is connected to the inner end of the movable connecting block.
[0007] As an improvement to the above technical solution: the second connecting pad has a slot at one end near the insert block, the inner end of the slot is connected to a first through groove, the insert block has a second through groove, one end of the second through groove is connected to a sliding guide groove, and the other end of the second through groove is connected to the first through groove.
[0008] As an improvement to the above technical solution: the end of the pull rope away from the movable connecting block passes through the second through groove and the first through groove in sequence and extends into the slot where a pull ring is fixedly connected. The side wall of the slot is connected to a hook that matches the pull ring.
[0009] As an improvement to the above technical solution: a first magnet block is installed on the inner side of the slot, and a second magnet block adapted to the first magnet block is installed on the side of the plug block away from the second connecting pad.
[0010] The beneficial effects of this utility model are:
[0011] 1. Users can splice multiple sponge pads together using the first and second connecting pads to form sponge pads of different sizes and shapes, meeting diverse usage scenarios. For example, a large area of sponge pads can be laid in a large living room for family gatherings, while a small area of sponge pads can be laid in a small bedroom for children to rest.
[0012] 2. The traction mechanism, consisting of pull rings, ropes, and springs, along with matching slotted and through-slot structures, makes assembly and disassembly simple and easy. Users can control the position of the movable connecting block simply by pulling the pull ring, eliminating the need for complex tools and reducing the difficulty of use.
[0013] 3. Through the tight fit between the insert and the slot, the locking of the movable connecting block and the fixed slot, and the auxiliary positioning of the magnetic block, the sponge pads are firmly connected after splicing, making them difficult to separate during use, thus ensuring safety and stability. Attached Figure Description
[0014] Figure 1 This is a schematic diagram of the overall structure of this utility model;
[0015] Figure 2 for Figure 1 Enlarged structural diagram at point A;
[0016] Figure 3 for Figure 1 A magnified structural diagram at point B in the middle.
[0017] Reference numerals: 1. Sponge pad body; 2. First connecting pad; 3. Second connecting pad; 30. First through groove; 4. First magnet block; 5. Fixing shell; 51. Slot; 52. Fixing groove; 6. Slot; 7. Insert block; 70. Sliding guide groove; 71. Second through groove; 8. Movable connecting block; 9. Second magnet block; 10. Spring; 11. Pull rope; 12. Pull ring; 13. Hook. Detailed Implementation
[0018] To make the objectives, technical solutions, and advantages of this utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present utility model and are not intended to limit the present utility model.
[0019] Example
[0020] Please refer to Figures 1-3 This utility model discloses a household interlocking sponge mat, mainly comprising a sponge mat body 1. The sponge mat body 1 can be made of sponge material with a certain degree of elasticity and softness to provide a comfortable user experience. A first connecting pad 2 is connected to one side of the sponge mat body 1, and a second connecting pad 3 is connected to the other side. Both the first connecting pad 2 and the second connecting pad 3 are made of materials compatible with the material of the sponge mat body 1, such as rubber or soft plastic with a certain degree of flexibility and wear resistance. They are tightly connected to the sponge mat body 1 through an adhesive bonding process to ensure the firmness and stability of the connection.
[0021] Specifically, a fixing shell 5 is provided at the end of the first connecting pad 2 away from the sponge pad body 1. The fixing shell 5 is injection molded from a high-strength rigid plastic. The fixing shell 5 has a slot 51, which is a rectangular groove whose size is adapted to the insertion block 7 on the second connecting pad 3 to ensure that the insertion block 7 can be smoothly inserted. A fixing groove 52 is provided on the side of the slot 51. The fixing groove 52 is a cylindrical or square groove, which is used to cooperate with the movable connecting block 8 to achieve locking.
[0022] The second connecting pad 3 has multiple inserts 7 on the side away from the sponge pad body 1. Each insert 7 is a cuboid structure made of the same material as the fixing shell 5 and is connected to the second connecting pad 3 via an integral molding process. The inserts 7 can be inserted into the slot 51, and each insert 7 is axially connected to a movable connecting block 8 that matches the fixing groove 52. The movable connecting block 8 is cylindrical, with a diameter equal to the inner diameter of the fixing groove 52, and is made of the same material as the inserts 7. The second connecting pad 3 also has a traction part, which drives the movable connecting block 8 to move axially towards the inserts 7.
[0023] Specifically, a sliding guide groove 70 is provided on one side end of the insert 7. The sliding guide groove 70 can be a rectangular groove, and its length direction is consistent with the axial direction of the insert 7.
[0024] Furthermore, the movable connecting block 8 is inserted into the sliding guide groove 70, and the movable connecting block 8 and the sliding guide groove 70 are in clearance fit, with the clearance value controlled between 0.1-0.2mm, so as to ensure that the movable connecting block 8 can slide flexibly within the sliding guide groove 70.
[0025] The traction unit includes a spring 10 and a pull rope 11. The spring 10 is a cylindrical helical compression spring, and its elastic coefficient is reasonably selected according to the weight of the movable connecting block 8 and the required operating force. The spring 10 is connected between the inner end of the movable connecting block 8 and the sliding guide groove 70. The two ends of the spring 10 are fixedly connected to the inner walls of the movable connecting block 8 and the sliding guide groove 70 respectively by welding. One end of the pull rope 11 is connected to the inner end of the movable connecting block 8. The pull rope 11 is made of high-strength nylon rope, and the connection is ensured to be firm by knotting and gluing.
[0026] Specifically, the second connecting pad 3 has a slot 6 near the insertion block 7. The slot 6 can be a rectangular groove with a width greater than the outer diameter of the pull ring 12. The inner end of the slot 6 is connected to the first through groove 30, and the insertion block 7 has a second through groove 71. One end of the second through groove 71 is connected to the sliding guide groove 70, and the other end is connected to the first through groove 30. The inner diameters of both the first through groove 30 and the second through groove 71 are slightly larger than the outer diameter of the pull rope 11 to ensure that the pull rope 11 can slide smoothly within them.
[0027] Specifically, the end of the pull rope 11 furthest from the movable connecting block 8 passes through the second through groove 71 and the first through groove 30 in sequence before extending into the slot 6, where it is fixedly connected to a pull ring 12. The pull ring 12 is a circular metal ring, which is fixed to the pull rope 11 by welding. The side wall of the slot 6 is connected to a hook that matches the pull ring 12. The hook is made of metal and is fixed to the side wall of the slot 6 by gluing or snap-fitting.
[0028] Furthermore, a first magnet block 4 is installed on the inner side of the slot 51, and a second magnet block 9, which is compatible with the first magnet block 4, is installed on the side of the insert 7 away from the second connecting pad 3. Both the first magnet block 4 and the second magnet block 9 are permanent magnets made of neodymium iron boron material and have strong magnetism. The first magnet block 4 is fixed to the inner wall of the slot 51 by an adhesive bonding process, and the second magnet block 9 is fixed to the end of the insert 7 in the same way.
[0029] In the actual manufacturing process of this application, the sponge pad body 1 can be selected with a thickness of 2-5cm and a density of 20-30kg / m³. 3 The foam material is used to ensure comfort and durability. The thickness of the first connecting pad 2 and the second connecting pad 3 is 0.5-1cm, and the width is the same as that of the foam pad body 1. Components such as the fixing shell 5, the insert block 7, and the movable connecting block 8 can be made of polycarbonate (PC) plastic to ensure their structural strength and service life.
[0030] The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.
Claims
1. A household interlocking sponge mat, characterized in that, The device includes a sponge pad body (1), a first connecting pad (2) connected to one side of the sponge pad body (1), a second connecting pad (3) connected to the side of the sponge pad body (1) away from the first connecting pad (2), a fixing shell (5) having a fixed shell (5) at the end of the side of the first connecting pad (2) away from the sponge pad body (1), a slot (51) having a fixed groove (52) on the side of the slot (51), a plurality of inserts (7) having a side of the second connecting pad (3) away from the sponge pad body (1), the inserts (7) being able to be inserted into the slot (51), the inserts (7) being axially connected to a movable connecting block (8) adapted to the fixed groove (52), and a traction part having a traction part for driving the movable connecting block (8) to move axially toward the inserts (7).
2. The household interlocking sponge mat according to claim 1, characterized in that: The insert (7) has a sliding guide groove (70) on one side end, and the movable connecting block (8) is inserted into the sliding guide groove (70). The traction part includes a spring (10) and a pull rope (11). The spring (10) is connected between the inner end of the movable connecting block (8) and the sliding guide groove (70), and one end of the pull rope (11) is connected to the inner end of the movable connecting block (8).
3. The household interlocking sponge mat according to claim 2, characterized in that: The second connecting pad (3) has a slot (6) at one end near the insert block (7). The inner end of the slot (6) is connected to the first through groove (30). The insert block (7) has a second through groove (71). One end of the second through groove (71) is connected to the sliding guide groove (70), and the other end of the second through groove (71) is connected to the first through groove (30).
4. The household interlocking sponge mat according to claim 3, characterized in that: The end of the pull rope (11) away from the movable connecting block (8) passes through the second through groove (71) and the first through groove (30) in sequence and extends into the slot (6) and is fixedly connected to a pull ring (12). The side wall of the slot (6) is connected to a hook (13) that is compatible with the pull ring (12).
5. The household interlocking sponge mat according to claim 4, characterized in that: The slot (51) is equipped with a first magnet block (4) on its inner side, and the plug (7) is equipped with a second magnet block (9) that is compatible with the first magnet block (4) on the side away from the second connecting pad (3).