TWI724905B - Improved cushion - Google Patents

Abstract

The present invention is an improved cushion, which includes a base, two cushions and two supporting units. The two cushions are arranged on the left and right sides and are located above the base. The two supporting units are arranged on the assembly frame of the two cushions and connected to the base. Each support unit includes a plurality of support members and forms a multi-point support. Each support member includes a guide rod and a spring. The guide rod is locked to the corresponding assembly frame and can movably pass through the through hole of the base, The spring is sleeved on the guide rod and both ends of the spring abut against the base and the corresponding assembly frame respectively. The adjacent spring can be generated by the force of the user's buttocks, left thigh, and right thigh. Appropriate amount of compression and appropriate support force, and the spring will not deviate, ensure support and provide cushioning, thereby improving ride comfort.

Description

Improved cushion

The present invention is an improved cushion, especially an improved cushion whose support can be adjusted according to requirements.

The existing cushion includes a base, and two sponge cushions are arranged on the top surface of the base. When the user sits on the cushion, the two sponge cushions can bear the pressure of the user's left and right hips. When the user changes posture, the two sponge cushions It can be deformed to different degrees due to different stress levels, so it has good adjustability and good conformability. However, the cushion only uses the two sponge cushions to provide support, which has the problem of insufficient support.

In order to improve the problem of insufficient support, another cushion includes a base, a cushion and a plurality of swing units. The cushion is located above the base, and the cushion includes a substrate and a cushion body disposed on the substrate. The swing units are arranged between the base and the cushion, and each swing unit has a swing piece, a first pivot portion, and a second pivot portion. The swing piece is located between the base and the base plate. The first pivot is provided on the swing piece and rotatably connected to the base, and the second pivot is provided on the swing piece and rotatably connected to the base plate. When the user sits on the cushion and changes posture, the cushion can The plurality of swing units move relative to the base. However, each swing unit provides good support through the first pivot portion and the second pivot portion, but has a problem of poor cushioning.

In order to improve the problem of poor cushioning, another cushion includes a base, a cushion and a plurality of cushioning units. The cushion is located above the base. The cushion includes a substrate and a cushion body disposed on the substrate. The substrate A plurality of assembling grooves are formed on the bottom surface of each assembling groove, and a positioning protrusion is formed on the top surface of each assembling groove. The plurality of buffer units are respectively arranged in the plurality of assembling grooves, and the bottom end of each buffer unit abuts against the base, and each buffer unit The top end of the unit abuts the substrate and surrounds the positioning protrusion. When in use, the plurality of buffer units can provide good cushioning performance, but there is a gap between the buffer unit and the corresponding assembly groove, and the bottom end of the positioning protrusion It does not protrude from the bottom surface of the substrate, so the positioning protrusion cannot effectively guide the buffer unit to be compressed vertically, and the buffer unit is prone to excessive lateral deviation, resulting in poor support.

The main purpose of the present invention is to provide an improved cushion, so as to improve the problems of poor support and cushioning of existing cushions.

In order to achieve the aforementioned purpose, the improved cushion of the present invention includes: A base with a plurality of through holes; Two mats, which are arranged left and right and located above the base, and each mat includes a substrate, a mat body and an assembly frame, the mat body is arranged on the substrate, and the assembly frame is arranged on the bottom surface of the substrate; and Two supporting units, which are arranged on the assembly frame of the two cushions and connected to the base, each supporting unit includes a plurality of supporting members, and the plurality of supporting members are respectively located in the front half and the second half of the corresponding cushion, each The support includes a guide rod and a spring. The guide rod has a head and a rod. The head is located on the bottom surface of the base and the outer diameter of the head is larger than the corresponding outer diameter of the through hole. The body is formed on the head and can movably pass through the corresponding through hole and is locked in the corresponding assembly frame. The spring is sleeved on the rod of the guide rod, and both ends of the spring abut against the base and Corresponding to the assembly rack.

In the above, the improved seat cushion can be installed on the leg of the chair to provide the user to sit on. When the user sits on the improved seat cushion, the left half of the user’s buttocks and left thigh rest on one of the cushions, and the user The right half of his buttocks and his right thigh rest on another cushion, the two cushions move down according to the amount of force, the rod of the guide rod moves down relative to the base, and the spring follows the corresponding rod The body is compressed in the axial direction and provides support, and the spring can avoid deflection and ensure support through the corresponding rod body.

In addition, the support of each support unit is located in the front half and the second half of the corresponding cushion. According to the user’s sitting habits and the difference in force, the spring of each support unit can produce different degrees of compression and provide different degrees of compression. The supporting force forms a multi-point support pattern and effectively improves the supportability, and the spring also provides a cushioning function, so the improved seat cushion takes into account both support and cushioning, which can improve riding comfort.

In addition, in each support member, the rod system of the guide rod is locked in the corresponding assembly frame, and the guide rod can be rotated according to the needs of the user to adjust the support of the spring to meet individual differences.

As shown in FIGS. 2 to 5, the improved cushion of the present invention includes a base 10, two cushions 20, and two supporting units 30. Also, as shown in FIG. 1, the improved cushion can be set on a chair leg 40, and a The seat back 50 is arranged on the improved cushion and is adjacent to the rear end of the base 10.

As shown in FIGS. 5 to 6, the base 10 has a plurality of through holes 14. Further referring to FIGS. 2 and 3, the base 10 includes a front rod 11, a rear rod 12, and two connecting units 13, the two connecting units 13 The two ends of each connecting unit 13 are arranged at intervals and respectively connect the front rod 11 and the rear rod 12, and the through hole 14 is formed in the connecting unit 13, wherein each connecting unit 13 includes two connecting rods 131, so The through hole 14 is formed in the connecting rod 131.

As shown in FIGS. 2 to 4, the two cushions 20 are arranged on the left and right sides and are located above the base 10, and each cushion 20 includes a substrate 21, a cushion body 22, and an assembly frame 23. The cushion body 22 is disposed on the substrate. 21. The assembly frame 23 is arranged on the bottom surface of the substrate 21.

As shown in FIGS. 3 to 5, the two supporting units 30 are arranged on the assembly frame 23 of the two cushions 20 and connected to the base 10. Each supporting unit 30 includes a plurality of supporting members 31, and the plurality of supporting members 31 are respectively located at the corresponding The front half and the second half of the cushion 20, as shown in FIGS. 5 to 6, each support member 31 includes a guide rod 32 and a spring 33. The guide rod 32 has a head 321 and a rod 322. The head 321 is located on the bottom surface of the base 10 and the outer diameter of the head 321 is larger than the outer diameter of the corresponding through hole 14. The rod 322 is formed on the head 321 and can movably pass through the corresponding through hole 14 and lock Is assembled to the corresponding assembly frame 23, and a gap is formed between the top end of the rod body 322 and the base plate 21, the spring 33 is sleeved on the rod body 322 of the guide rod 32, and both ends of the spring 33 abut against the As shown in FIG. 3, for the base 10 and the corresponding assembly frame 23, a working groove 323 is formed on the bottom surface of the head 321 of the guide rod 32.

As shown in FIG. 6, the assembly frame 23 includes a frame body 231. The bottom surface of the frame body 231 is formed with a plurality of screw holes 232. The outer surface of the upper part of the rod body 322 is formed with an external thread portion 324. 324 is locked into the corresponding screw hole 232. In addition, the top surface of the head 321 of the guide rod 32 is provided with a washer 34 that surrounds the rod body 322.

As shown in Figures 2 and 3, the number of support members 31 of each support unit 30 is four. Two of the support members 31 are located in the front half of the corresponding cushion 20, and the other two support members 31 is located in the rear half of the corresponding mat 20 relatively to the left and right.

As shown in Figs. 3 and 4, each cushion body 22 includes a cover cloth 24, which is fixed to the substrate 21, wherein the degree of coverage of the cover cloth 24 can be adjusted according to requirements.

As shown in Figures 7 to 8, when the user sits on the improved cushion, the left half of the user’s buttocks and left thigh rest on one of the cushions 20, and the right half of the user’s buttocks and right thigh rest on the other cushion. On 20, the rear half of each cushion 20 receives the user’s buttocks, and the front half of each cushion 20 receives the force of the user’s thigh. As shown in Figure 8, the cushion 20 is forced to move down and drive the support 31 The guide rod 32 moves downward along the through hole 14 relative to the base 10 and compresses the spring 33. The spring 33 compresses and provides support along the axis of the corresponding rod 322, wherein the rod The two ends of the 322 protrude from the two ends of the spring 33, and the rod 322 can limit the lateral deflection of the spring 33 and avoid the lateral deflection of the spring 33 from being too large to ensure supportability.

As shown in Figures 2 and 3, the improved cushion has two cushions 20 and each cushion 20 is equipped with a support 31 in the front half and the back half. Due to the difference in the force exerted by the user’s buttocks and thighs, The spring 33 of the support member 31 at different positions is subjected to different applied forces to provide different degrees of supporting force, and forms a multi-point support type and effectively improves the support. If the user's posture changes and the applied force changes, the support at different positions The deformation amount of the spring 33 of the member 31 will also change, and the supporting force can be adjusted immediately. Among them, the spring 33 of the support member 31 can provide support and cushioning, and each cushion 20 forms a multi-point support type through the corresponding support unit 30. It also forms a support surface and improves the stability of the support, and the multi-point support type also makes the improved cushion more ergonomic.

In each support member 31, the rod body 322 of the guide rod 32 is locked to the corresponding assembly frame 23, and the sitting habits of different users are different, and the support required is also different, so it can be based on the use requirements. The guide rod 32 is rotated to adjust the support of the spring 33 to meet individual differences.

10: Pedestal 11: Front rod 12: rear rod 13: Connection unit 131: connecting rod 14: Through hole 20: Mat 21: substrate 22: Pad body 23: Assemble the rack 231: Frame 232: screw hole 24: cover cloth 30: Support unit 31: Support 32: guide rod 321: Head 322: Rod 323: work slot 324: External thread 33: Spring 34: Gasket 40: Chair leg 50: chair back

Figure 1: This is a schematic diagram of a preferred embodiment of the created improved cushion in use. Figure 2: This is a schematic top plan view of a preferred embodiment of the created improved cushion. Figure 3: A schematic bottom plan view of a preferred embodiment of the created improved cushion. Figure 4: This is a partial schematic view of a front view of a preferred embodiment of the created improved cushion. Figure 5: This is a schematic partial cross-sectional side view of a preferred embodiment of the created improved cushion. Fig. 6 is another partial cross-sectional schematic diagram of Fig. 5. Figure 7: This is a schematic diagram of the force exerted in the use state of a preferred embodiment of the created improved cushion. Fig. 8 is a schematic diagram of the state of use of Fig. 6.

10: Pedestal

11: Front rod

12: rear rod

13: Connection unit

131: connecting rod

20: Mat

21: substrate

22: Pad body

23: Assemble the rack

231: Frame

24: cover cloth

30: Support unit

31: Support

321: Head

323: work slot

Claims (9)

An improved cushion, which includes: A base with a plurality of through holes; Two mats, which are arranged left and right and located above the base, and each mat includes a substrate, a mat body and an assembly frame, the mat body is arranged on the substrate, and the assembly frame is arranged on the bottom surface of the substrate; and Two supporting units, which are arranged on the assembly frame of the two cushions and connected to the base, each supporting unit includes a plurality of supporting members, and the plurality of supporting members are respectively located in the front half and the second half of the corresponding cushion, each The support includes a guide rod and a spring. The guide rod has a head and a rod. The head is located on the bottom surface of the base and the outer diameter of the head is larger than the corresponding outer diameter of the through hole. The body is formed on the head and can movably pass through the corresponding through hole and is locked in the corresponding assembly frame. The spring is sleeved on the rod of the guide rod, and both ends of the spring abut against the base and Corresponding to the assembly rack. The improved seat cushion according to claim 1, wherein the assembly frame includes a frame body, the bottom surface of the frame body is formed with a plurality of screw holes, and the outer surface of the upper part of the rod body forms an external thread portion, and the external thread The part is locked into the corresponding screw hole. The improved seat cushion according to claim 1, wherein a spacer is provided on the top surface of the head of the guide rod, and the spacer surrounds the rod body. The improved seat cushion according to claim 2, wherein a spacer is provided on the top surface of the head of the guide rod, and the spacer surrounds the rod body. The improved seat cushion according to any one of claims 1 to 4, wherein the number of the support members of each support unit is four, and two of the support members are located opposite to the corresponding one In the front half of the cushion, the other two support members are located on the corresponding rear half of the cushion. The improved seat cushion according to any one of claims 1 to 4, wherein each cushion body includes a cover cloth, and the cover cloth is fixed to the substrate. The improved seat cushion according to claim 5, wherein each of the cushion bodies includes a cover cloth, and the cover cloth is fixed to the substrate. The improved seat cushion according to any one of claims 1 to 4, wherein the bottom surface of the head of the guide rod forms a working groove. The improved seat cushion according to claim 5, wherein the bottom surface of the head of the guide rod forms a working groove.

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