TWI681737B - Foot base structure of furniture - Google Patents

Abstract

A footrest bottom cushion structure for furniture includes: a holding seat defines an accommodating space; a cushion body includes a hard block body and a soft block body, the hard block body is round rod-shaped and has a first formed at one end The bottom, and the hard block extends from the first bottom to the other end has an inner cylinder, and the inner cylinder protrudes with a plurality of connecting parts and a ring, thereby forming a plurality of through holes, the soft block A second bottom is formed at one end of the body, and the other end of the soft block passes through the through hole, and then a first elastic portion is formed between the first bottom and the ring, and the second bottom and the ring A second elastic part is formed between the rings, and the pad body can be elastically installed in the accommodating space of the fixing seat by the first elastic part and the second elastic part, thereby improving its practicality and durability.

Description

Foot base structure of furniture

The invention relates to a foot pad structure, in particular to a foot pad bottom pad structure of furniture which has the combination strength of two materials and easy disassembly.

According to a conventional furniture foot pad structure, as shown in FIG. 11, it includes: a fixing seat 30 and a cushion body 40, a screw 31 is penetrated through the center of the fixing seat 30, and the screw 31 will The fixing seat 30 is locked under the furniture foot rod, and the fixing seat 30 is formed with a bottom plate 32 and a ring body 33 facing the other end away from the furniture foot rod. A ring groove 331 is recessed in the inner edge of the ring body 33, and the ring body 33. A through hole 332 is formed adjacent to the bottom plate 32. The cushion body 40 includes a hard circular plate 41 and a soft pad 42. The hard circular plate 41 has a bottom 411 formed on one side, and the other side of the hard circular plate 41 is concave. An accommodating groove 412 is provided, and the accommodating groove 412 is used to fit and fix the cushion 42, and a convex ring 413 is protruded from the outer periphery of the hard disk 41 to allow the hard disk 41 to be accommodated in the At the fixed base 30, the convex ring 413 is engaged and fixed to the ring groove 331, which can form the soft pad 42 to form a soft resistive use or turn over to use the bottom 411 to form a hard resistive use, but look at the above-mentioned knowledge in detail The structure is not difficult to find that there are still some shortcomings, the main reasons are as follows: (1), the cushion 42 is fixed in the receiving groove 412 of the hard circular plate 31 in a fitting manner, and only by the content The wall surface of the groove 412 blocks the cushion 42 and its bonding strength is obviously insufficient. When the viscosity is insufficient or the side thrust is too large for a long period of time, the cushion 42 is easily detached from the accommodation groove 412 and damages the cushion body 40. Therefore, there is a disadvantage of insufficient durability; (2), the cushion body 40 is locked and fixed to the ring groove 311 of the fixing seat 30 by the convex ring 413, although its bonding strength is high, but also As a result, the user cannot directly remove the cushion body 40 with bare hands, and it is necessary to insert the perforation 332 through the hand tool to extrude the cushion body 40 out of the fixing seat 30. Therefore, the conventional furniture footrest structure is not easy to remove and replace. The problem of using mode makes it less practical.

In view of this, the inventor has been engaged in the manufacturing development and design of related products for many years. In view of the above objectives, after detailed design and careful evaluation, the inventor finally has a practical invention.

The technical problem to be solved by the present invention is to provide a foot cushion structure for furniture in view of the above-mentioned defects in the prior art.

A fixing seat is provided with a receiving space, and an opening edge of the receiving space opening of the fixing seat is formed with a ring opening, and the fixing seat is used for fixing to a foot rod of furniture. A cushion body includes a hard block and a soft block , The hard block is formed in a round rod shape at one end and a first bottom is formed, and the hard block extends from the first bottom to the other end and has an inner cylinder, and the inner cylinder is radially convex at the middle section A plurality of connecting parts, and the hard block is connected with a ring by the connecting part, a plurality of through-holes are formed by the ring, the inner cylinder and the connecting parts, and a end of the soft block is formed Two bottoms, and the other end of the soft block passes through the through hole to cover the inner cylinder of the hard block, and a first elastic portion is formed between the first bottom and the ring, and A second elastic portion is formed between the second bottom and the ring, and the pad body can be elastically installed in the accommodating space of the fixing seat by the first elastic portion or the second elastic portion, and the ring The ring is pressed against the ring opening of the fixing seat, so that the cushion body can selectively form a hard contact of the foot rod with the first bottom or a soft contact with the foot rod with the second bottom.

Among them, the hard block is ABS resin (Acrylonitrile Butadiene Styrene) Made of materials.

Wherein, the soft block is made of PU plastic (Polyurethane) material.

Wherein, a receiving groove is concavely arranged on the second bottom surface of the soft block, and a wool felt is attached to the receiving groove, and the wool felt part protrudes outward from the second bottom, so that the cushion body has non-slip Soft contact effect.

Wherein, the connecting portion extends a first guide portion in the direction of the first bottom, so that the first guide portion is spaced apart from the first elastic portion, and the connecting portion extends a second guide in the direction of the second bottom The guide portion allows the second guide portion to be spaced apart from the second elastic portion.

Wherein, the inner cylinder is concavely provided with a plurality of grooves, and the soft block is convexly provided with a plurality of convex rings, and the convex ring of the soft block is embedded in the groove of the hard block, Thereby, the bonding strength between the hard block and the soft block is improved.

The first main object of the present invention is that the hard block of the cushion body is round rod-shaped and the first bottom is formed at one end, and the first bottom extends to the other end and the inner cylinder is connected by the connection The ring is connected to the part, so that the hard block is surrounded by a plurality of through holes, and the second bottom is formed at one end of the soft block, and the other end of the soft block is passed through the through hole and covered In the inner cylinder of the hard block, a large-area contact and mutual fitting structure is formed between the soft block and the hard block, that is, the bonding strength of the hard block and the soft block can be improved, so as to Improve its durability.

The second main object of the present invention is that the cushion body is inserted into the accommodating space of the fixing seat with the first bottom end of the hard block, and the first elastic portion will be elastically pressed against the fixing seat by The first elastic portion is compressed to achieve a fixed effect of elastic combination. At this time, the foot A of the furniture can be supported on the ground by the second bottom of the soft block, and the cushion body is supported by the soft block The second bottom end of the body is inserted into the accommodating space of the fixing seat, the second elastic portion of the soft block can be elastically pressed against the fixing seat, and the second elastic portion is compressed to achieve the elastically combined fixing effect, In this way, the rigid contact between the pad body and the floor is formed, and the purpose of selecting the double materials of the pad body against the ground is achieved accordingly.

The third main object of the present invention is that when the hard block or the soft block is to be replaced for supporting the ground, the user can hold the first elastic portion or the second elastic portion of the soft block through the first The material of the elastic part or the second elastic part is elastic to form the function of gripping and anti-slip, so that the user can easily apply force to rotate the cushion body, and gradually leave the accommodating space of the fixing seat through the rotation of the cushion body, namely The pad body can be pulled out quickly, labor-savingly and without tools, so as to have the effect of easily replacing different usage modes.

Other objects, advantages and novel features of the present invention will become more apparent from the following detailed description and related drawings.

〔This creation〕

10‧‧‧Fixed seat

11‧‧‧accommodation space

12‧‧‧ Ring mouth

13‧‧‧screw

20‧‧‧Cushion

21‧‧‧hard block

211‧‧‧First bottom

212‧‧‧Inner cylinder

213‧‧‧Link

213A‧‧‧First Guidance Department

213B‧‧‧Second Guidance Department

214‧‧‧circle

215‧‧‧Through hole

216‧‧‧groove

22‧‧‧Soft block

221‧‧‧Second bottom

222‧‧‧First Elastic Department

223‧‧‧The second elastic part

224‧‧‧Accommodation slot

225‧‧‧Convex ring

23‧‧‧ wool felt

A‧‧‧foot rod

〔Knowledge〕

30‧‧‧Fixed seat

31‧‧‧screw

32‧‧‧Bottom plate

33‧‧‧ring

331‧‧‧ring groove

332‧‧‧Perforation

40‧‧‧Cushion

41‧‧‧hard round plate

411‧‧‧Bottom

412‧‧‧Accommodation slot

413‧‧‧Convex ring

42‧‧‧Cushion

Figure 1 is an exploded perspective view of the present invention.

Fig. 2 is a perspective sectional view of the present invention.

Figure 3 is a cross-sectional view of the present invention.

Fig. 4 is a schematic view (1) of the use state of the present invention.

Fig. 5 is a schematic view (2) of the use state of the present invention.

Fig. 6 is a cross-sectional view of another embodiment of the present invention.

Fig. 7 is a perspective view of still another embodiment of the present invention.

Fig. 8 is a perspective cross-sectional view of still another embodiment of the present invention.

FIG. 9 is a cross-sectional view of A-A cross section of another embodiment of the present invention.

Fig. 10 is a cross-sectional view of still another embodiment of the present invention.

Figure 11 is a schematic diagram of a conventional furniture foot pad structure.

In order for your reviewing committee to have a better understanding and understanding of the purpose, features and effects of the present invention, please refer to the following [Schematic Brief Description] for details as follows:

First of all, from the first figure to the third figure, a foot pad structure of furniture includes: a fixed seat 10 and a cushion body 20, and a fixed seat 10 is provided with an accommodating space 11, An opening 12 is formed on the opening edge of the accommodating space 11 of the fixing base 10, and the fixing base 10 is used for fixing to the foot pole A of the furniture. A cushion body 20 includes a hard block 21 and a soft block 22. The hard block 21 is made of ABS resin (Acrylonitrile Butadiene Styrene) material, and the soft block 22 is made of PU plastic (Polyurethane) material, and the hard block 21 is round rod-shaped and has a first formed at one end The bottom 211, and the hard block 21 extends from the first bottom 211 to the other end of an inner cylinder 212, and the inner cylinder 212 is radially convex at the middle section with a plurality of connecting portions 213, and the hard block The body 21 is connected with a ring 214 through the connecting portion 213. The ring 214, the inner cylinder 212 and the connecting portions 213 form a plurality of through-holes 215, and one end of the soft block 22 is formed with a second The bottom 221, and the other end of the soft block 22 passes through the through-hole 215 to cover the inner cylinder 212 of the hard block 21, and then forms a first between the first bottom 211 and the ring 214 An elastic portion 222, and a second elastic portion 223 is formed between the second bottom portion 221 and the ring 214, wherein the first elastic portion 222 and the second elastic portion 223 both have a ring structure, and the pad The body 20 can be elastically installed in the accommodating space 11 of the fixing base 10 by the first elastic portion 222 or the second elastic portion 223, and pressed against the ring by the ring 214 The ring opening 12 of the fixing base 10 enables the cushion body 20 to select the first bottom 211 to form the hard contact of the foot A to the outside or the second bottom 221 to form the soft contact of the foot A to the outside.

For the effect of its structure, please continue to see from Figure 1 to Figure 3. The cushion body 20 is formed by combining the hard block 21 and the soft block 22, and the hard block 21 A first bottom 211 having a planar shape at one end is formed, and an inner cylinder 212 with a reduced outer diameter is extended to the other end, and the inner cylinder 212 is concentrically ring-shaped with the ring 214 formed by the connecting portion 213, ie A plurality of through holes 215 are enclosed between the ring 214, the connecting portion 213, and the inner cylinder 212, and the outer diameter of the ring 214 is greater than the outer diameter of the first bottom 211, and then further injection molded The soft block 22 is wrapped around the inner cylinder 212 of the hard block 21 so that the soft block 22 is formed with the second bottom 221 at one end away from the hard block 21, and the soft block The other end of 22 passes through the through hole 215 of the hard block 21, so that the soft block 22 can be exposed between the first bottom 211 and the ring 214 to form the first elastic portion 222 and the second The second elastic portion 223 is exposed between the bottom 221 and the ring 214, and the soft block 22 penetrates the through hole 215 and the inner cylinder 212 covering the hard block 21 to make the soft block A large-area contact and interfitting structure is formed between the body 22 and the hard block 21, that is, the bonding strength of the hard block 21 and the soft block 22 can be improved to improve the durability thereof.

For the actual use effect, please continue to observe from the first, second, and third figures, and when the cushion body 20 is to be used for the foot pole A of furniture, first fix the fixing base 10 to the bottom of the foot pole A , The fixing method is as shown in FIG. 4, the foot rod A can be hollow, and the fixing base 10 can be pressed into a fixed state by plugging, or referring to FIG. 6, the foot rod A can be A solid shape, and a screw 13 is penetrated in the center of the fixing base 10, and the fixing base 10 is locked on the bottom of the foot rod A by the screw 13, the above-mentioned fixing methods can be achieved when the foot rod A is combined with the fixing base 10 purpose, Moreover, the cushion body 20 can be inserted into the accommodating space 11 of the fixing base 10 with the first bottom 211 or the second bottom 221, and the ring 214 of the cushion body 20 can be pressed against the ring opening of the fixing base 10 12. The assembly of the structure is completed, and further explained. As shown in FIG. 4, the cushion body 20 is inserted into the accommodating space 11 of the fixing base 10 with the first bottom 211 end of the hard block 21 during insertion. The hard block 21 can guide and calibrate the fixing base 10 and the cushion body 20 to maintain a coaxial state, so that the cushion body 20 can be smoothly inserted into the fixing base 10 and penetrate the first elastic portion 222 of the soft block body 22 When entering the accommodating space 11, the first elastic part 222 can be elastically pressed against the fixing base 10, and the first elastic part 222 is compressed to achieve the elastic joint fixing effect, in this fixed state The cushion body 20 will have a moderate bonding strength, so that the cushion body 20 will not detach itself from the fixing base 10, at this time, the foot A of the furniture can be supported on the ground by the second bottom 221 of the soft block 22, by This forms the soft contact between the cushion body 20 and the floor. Since the soft block 22 is made of PU plastic, through the material characteristics of the PU plastic, in order to achieve the purpose of elastic support with anti-slip effect, then cooperate with Figure 5 As shown, when the cushion body 20 is inserted into the accommodating space 11 of the fixing base 10 with the second bottom 221 end of the soft block 22, the second elastic portion 223 of the soft block 22 can be elastically pressed against the fixing The base 10 achieves the elastic joint fixing effect by compressing the second elastic portion 223, at this time, the foot A of the furniture can be supported on the ground by the first bottom 211 of the hard block 21, thereby forming the The cushion body 20 is in hard contact with the floor. Since the rigid block 21 is made of ABS resin, through the material characteristics of the ABS resin, there is a rigid support effect with anti-slip effect, according to which the double of the cushion body 20 is achieved The purpose of material selection is to resist the ground, and has the effect of improving the bonding strength of the two materials, so as to effectively improve its practicality and durability, and when the hard block 21 or the soft block 22 is to be replaced for supporting the ground , The user can hold the first elastic portion 222 or the second elastic portion 223 of the soft block 22 through the elasticity of the material of the first elastic portion 222 or the second elastic portion 223 The function of gripping and anti-slip allows the user to easily apply force to rotate the cushion body 20, and gradually rotate away from the accommodating space 11 of the fixing seat 10 through the rotation of the cushion body 20, which is fast, labor-saving and tool-free Pull out the pad body 20 so as to have the effect of easily replacing different usage modes.

According to another embodiment of this creation, as shown in FIG. 6, the second bottom 221 of the soft block 22 is concavely provided with an accommodating groove 224, and a wool felt is attached to the accommodating groove 224 23, and the wool felt 23 partly protrudes from the second bottom 221, when the wool felt 23 is used to support the ground, the cushion body 20 has a non-slip soft contact effect, if the wool felt 23 is not used Tear off directly, so that the soft block 22 directly forms the soft contact state of the second bottom 221 with the ground, or flips the pad body 20 to form the hard contact state of the first bottom 211 with the ground , That is, three use modes can be selected through the pad body 20 to improve its applicability.

In another embodiment of this creation, please see from Figures 7, 8, and 9, the connecting portion 213 extends toward the first bottom 211 with a first guide portion 213A, so that the first guide The portion 213A is spaced apart from the first elastic portion 222, and the connecting portion 213 extends toward the second bottom 221 with a second guide portion 213B, so that the second guide portion 213B is spaced apart from the second elastic portion 223. When in use, the first guiding portion 213A and the second guiding portion 213B can collide with the inner wall of the fixing base 10 to form a function of correcting the heart and preventing excessive deflection, allowing the cushion body 20 to be inserted into the fixing base 10 even more In order to save labor, at the same time, the gap formed between the first guide portion 213A and the second guide portion 213B and the fixing base 10 can also increase the air discharge speed in the accommodating space 11, so that it can be easily removed by hand The effect of installing the cushion body 20. In another embodiment of the present invention, as shown in FIG. 10, the inner cylinder 212 is concavely provided with a plurality of grooves 216, and the soft block 22 is convexly provided with a plurality of convex rings 225, In addition, the convex ring 225 of the soft block 22 is embedded in the groove 216 of the hard block 21, thereby improving the bonding strength between the hard block 21 and the soft block 22.

In summary, the present invention has indeed reached a breakthrough structural design, and has improved the content of the invention, and at the same time can achieve industrial utility and progress, and the present invention has not been found in any publication, but also novel, when In line with the relevant laws and regulations of the Patent Law, I filed an application for an invention patent in accordance with the law, and urge the examination committee of the Jun Bureau to grant legal patent rights.

The above is only one of the preferred embodiments of the present invention, and it should not be used to limit the scope of implementation of the present invention; that is, all equal changes and modifications made in accordance with the scope of the patent application of the present invention should still belong to the present invention Within the scope of the patent.

20‧‧‧Cushion

21‧‧‧hard block

211‧‧‧First bottom

212‧‧‧Inner cylinder

213‧‧‧Link

214‧‧‧circle

215‧‧‧Through hole

22‧‧‧Soft block

221‧‧‧Second bottom

222‧‧‧First Elastic Department

223‧‧‧The second elastic part

Claims (6)

A footrest bottom cushion structure for furniture, comprising: a fixing seat, the fixing seat is provided with a receiving space, and an opening edge of the receiving space opening of the fixing seat is formed with a ring opening, and the fixing seat is used for fixing to furniture Foot rod; and a cushion body, the cushion body includes a hard block and a soft block, the hard block is formed in a round rod shape at one end has a first bottom, and the hard block from the first bottom to the An inner cylinder extends at the other end, and the inner cylinder is radially convex at the middle section with a plurality of connecting portions, and the hard block is connected to a ring by the connecting portion, and the ring and the inner cylinder A plurality of through holes are formed around the connecting parts, and a second bottom is formed at one end of the soft block, and the other end of the soft block passes through the through hole to cover the inner cylinder of the hard block , And a first elastic part is formed between the first bottom and the ring, and a second elastic part is formed between the second bottom and the ring, and the pad body can be selected from the first elastic part Or the second elastic part is elastically installed in the accommodating space of the fixing seat, and the ring is pressed against the ring opening of the fixing seat, so that the cushion body can selectively form the hard contact of the foot rod with the first bottom Or the second bottom forms a soft contact of the foot rod with the outside. According to the foot pad structure of furniture according to item 1 of the patent application scope, wherein the hard block is made of ABS resin (Acrylonitrile Butadiene Styrene) material. According to the foot pad structure of furniture according to item 1 of the patent application scope, wherein the soft block is made of PU plastic (Polyurethane) material. According to the foot pad structure of furniture according to item 1 of the patent application scope, wherein the second bottom surface of the soft block is concavely provided with an accommodating groove, and a wool felt is attached to the accommodating groove, and the The wool felt part protrudes outside the second bottom, so that the cushion body has a non-slip soft contact effect. According to the footrest base structure of furniture according to item 1 of the patent application scope, wherein the connecting portion extends toward the first bottom with a first guide portion, so that the first guide portion is spaced apart from the first elasticity And the connecting portion extends toward the second bottom with a second guide portion, so that the second guide portion is spaced apart from the second elastic portion. According to the foot pad structure of furniture according to item 1 of the patent application scope, wherein the inner cylindrical ring is concavely provided with a plurality of grooves, and the soft block is convexly provided with a plurality of convex rings, and The convex ring of the soft block is embedded in the groove of the hard block, thereby improving the bonding strength between the hard block and the soft block.

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