TWI736465B - Improved cushion - Google Patents

Abstract

The present invention is an improved cushion, which includes a support frame, two cushions are arranged above the support frame, and the bottom surface of the two cushions is provided with a support unit and connected to the support frame. Each of the support units includes a plurality of support members, supporting The part is located in the front half and the back half of the cushion, and the support includes a guide rod and a main spring. The guide rod is arranged on the corresponding mat and can move relative to the support frame. The main spring is sleeved on the guide rod and has two ends Respectively leaning against the corresponding cushion and support frame, the improved cushion provides a multi-point support type, and can provide good support through the support frame and support unit, and the configuration of the main spring can also provide cushioning, so it can take into account Supporting and cushioning properties further improve ride comfort.

Description

Improved cushion

The present invention is an improved cushion, especially a cushion that takes into account both support and cushioning properties.

The existing seat cushion is arranged on a chair leg and includes a base and two sponge cushions. The base is arranged on the chair leg, and the two sponge cushions are arranged on the top surface of the base. When in use, the two sponge cushions Respectively bear the pressure of the user’s left and right buttocks, and the two sponge cushions can be deformed to different degrees depending on the degree of force, so the conformability is good. However, the cushion only uses the two sponge cushions to provide support and has support The problem of lack of sex.

In order to improve the above-mentioned lack of support, another existing cushion includes a base, a cushion and a plurality of swing units. The cushion is located above the base and includes a substrate and a cushion body. The cushion body is disposed on the substrate. The plurality of swing units are all arranged between the base and the cushion, and each of the swing units has a swing piece, a first pivot portion and a second pivot portion, and the swing piece is located between the base and the base plate. In between, 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 changes sitting posture, the cushion passes through the The plurality of swing units move relative to the base. However, the first pivot portion and the second pivot portion of the swing unit can provide good support, but there is a problem of poor cushioning.

In order to improve the above-mentioned poor cushioning problem, another existing cushion includes a base, a cushion, and a plurality of cushioning units. The cushion is located above the base and includes a substrate and a cushion body. The bottom surface of the substrate forms a plurality of assembling grooves. , The top surface of each of the assembling grooves forms a positioning convex portion, the cushion body is disposed on the substrate, the plurality of buffer units are respectively arranged in the plurality of assembling grooves, and each of the buffer units The bottom end of the element abuts against the base, and the top end of each buffer unit abuts against the base plate and surrounds the positioning protrusion. The plurality of buffer units can provide good buffering performance. However, the buffer unit and the corresponding assembly groove are different from each other. There is a gap between them, and the bottom end of the positioning protrusion does not protrude from the bottom surface of the substrate. Therefore, the positioning protrusion cannot effectively guide the buffer unit to compress vertically, and the buffer unit tends to deflect too much laterally, resulting in supportability Bad.

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

In order to achieve the purpose of the foregoing disclosure, the improved cushion of the present invention includes: a support frame, which is a rigid member and includes a main frame body and four support side frames, the four support side frames are respectively fixed on the main frame body The front and rear ends of both sides of the support frame, and each support side frame body has at least one through hole; two cushions, which are arranged on the left and right sides and are respectively located above the support frame; two support units, which are attached to the two cushions The support frame is connected to the bottom surface of the support frame, each support unit includes a plurality of support members, and the plurality of support members are respectively located in the front half and the second half of the corresponding cushion, and each support member includes a guide rod and a main spring , The guide rod has a head and a rod, the head is located on the bottom surface of the support frame and the outer diameter of the head is larger than the corresponding outer diameter of the through hole, the rod is formed on the head and can be The main spring is sleeved on the rod body of the guide rod and the two ends of the main spring respectively abut against the corresponding supporting side frame and Corresponding to the mat.

The improved seat cushion can be installed on the leg of the chair by locking the support frame. When in use, the user's left buttocks and left thigh rest on one of the cushions, and the user's right buttocks and right thighs Leaning on another cushion, the two cushions move down and the rod body of the guide rod is relative to the support The support frame moves down, while the main spring compresses and provides support along the axis of the corresponding rod body, and the main spring is sleeved on the corresponding rod body to avoid deviation and ensure supportability. The supporting members of the two supporting units move relative to the supporting frame and abut against the supporting frame, and the improved cushion can assist in providing good support through the supporting frame.

In the above, 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 main spring of each support unit can produce different degrees of compression and provide Different degrees of supporting force form a multi-point support pattern and effectively improve the support, and the main spring also provides a buffer function.

Therefore, the improved seat cushion can provide good support through the support frame and the two support units, and can provide good cushioning through the two support units, achieve the purpose of both support and cushioning, thereby improving riding comfort sex.

In addition, in each support member, the rod system of the guide rod is locked to the corresponding cushion, 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.

In addition, the four supporting side frames of the supporting frame are respectively fixed at the front and rear ends of both sides of the main frame, which can simplify the structure of the supporting frame and ensure the structural strength.

10: Support frame

10’: Support frame

11: Main frame

12: Support side frame

13: Through hole

14: Tube

15: Reinforcing ribs

16: assembly hole

17: Lower wall

20: Mat

21: bottom plate

22: Pad body

23: Nut

30: Support unit

30’: Support unit

31: Support

32: guide rod

33: main spring

34: head

35: Rod body

36: External thread

37: work slot

38: Buffer unit

39: protective sleeve

40: Chair foot

50: chair back

Figure 1: This is a schematic diagram of the three-dimensional appearance of a preferred embodiment of the created improved cushion.

Figure 2: This is a schematic side 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: is a schematic partial cross-sectional view of the A-A cut line in Figure 3;

Figure 5: A schematic diagram of the three-dimensional appearance of the support frame of the modified cushion for this creation.

Figure 6: This is a partial cross-sectional schematic diagram of another preferred embodiment of the created improved cushion.

Figure 7: This is a schematic diagram of a preferred embodiment of the created improved cushion in use.

Figure 8: is a schematic diagram of the action of Figure 4.

As shown in Figures 1 to 4 and 6, the improved cushion of the present invention includes a support frame 10, 10', two cushions 20, and two support units 30, 30'.

As shown in Figures 1 to 4, the support frame 10 is a rigid member and includes a main frame body 11 and four support side frame bodies 12, the four support side frame bodies 12 are respectively fixed at the front ends of both sides of the main frame body 11 , The rear end, and each supporting side frame body 12 has at least one through hole 13, wherein the main frame body 11 is rectangular.

The two cushions 20 are arranged left and right and are respectively located above the support frame 10, wherein each cushion 20 includes a bottom plate 21 and a cushion body 22. The cushion body 22 is provided on the bottom plate 21, and the bottom plate 21 is provided with a plurality of nuts. twenty three.

The two supporting units 30 are arranged on the bottom surface of the two cushions 20 and connected to the supporting frame 10. Each supporting unit 30 includes a plurality of supporting members 31, and the plurality of supporting members 31 are respectively located in the front half and the second half of the corresponding cushion 20, Each support 31 includes a guide rod 32 and a main spring 33. The guide rod 32 has a head 34 and a rod 35. The head 34 is located on the bottom surface of the support frame 10 and has an outer diameter of the head 34 Larger than the outer diameter of the corresponding through hole 13, the rod 35 is formed on the head 34 and movably passes through the corresponding through hole 13 and is locked to the corresponding cushion 20. The main spring 33 is sleeved on the guide The rod body 35 of the rod 32 and the two ends of the main spring 33 respectively abut the corresponding supporting side frame body 12 and the corresponding cushion 20. As shown in FIG. 4, the outer surface of the rod body 35 forms an external thread portion 36 The rod body 35 is locked into the corresponding nut 23 through the external thread portion 36. As shown in FIG. 3, the bottom surface of the head 34 of the guide rod 32 forms a working groove 37.

As shown in FIG. 5, each supporting side frame body 12 has at least one cylindrical portion 14. The at least one through hole 13 is formed on the inner bottom surface of the at least one cylindrical portion 14. The supporting frame 10 includes four reinforcing ribs 15, each reinforcing rib 15 The two ends of the bracket are respectively connected to the main frame body 11 and the corresponding supporting side frame body 12, and a plurality of assembly holes 16 are formed on the main frame body 11.

As shown in Figures 3 and 4, each support 31 includes a buffer unit 38, which is sleeved on the rod body 35 of the guide rod 32 and located at the head 34 of the guide rod 32 and the corresponding communication Between the holes 13, the buffer unit 38 is a conical spring, and each support member 31 includes a protective sleeve 39 that is sleeved on the rod 35 of the guide rod 32 and located on the main spring 33 The buffer unit 38 is covered underneath, and the buffer unit 38 and the head 34 of the guide rod 32 are covered by the protective sleeve 39, which can prevent collision damage and improve visual beauty.

As shown in FIG. 6, each supporting side frame 12 has at least a lower wall portion 17 formed on the outer bottom surface of the at least one tube portion 14 and extending downward, and each of the lower wall portions 17 The wall 17 surrounds the head 35 of the corresponding guide rod 32.

In the above, the number of the through holes 13 of each supporting side frame body 12 is two, the number of the supporting members 31 of each supporting unit 30 is four, and the two supporting members 31 are opposite to each other. The ground is located in the front half of the corresponding cushion 20, and the other two support members 31 are located in the rear half of the corresponding cushion 20 in a left and right direction.

As shown in FIG. 7, the improved cushion is disposed on a leg 40, and a back 50 is disposed on the improved cushion and adjacent to the rear end of the support frame 10.

In use, the user’s left buttocks and left thigh rest on one of the cushions 20, and the user’s right buttocks and right thighs rest on the other cushion 20, so the second half of each cushion 20 is used The front half of each cushion 20 is forced by the user’s thigh. As shown in Fig. 8, the cushion 20 moves downward under the force and drives the guide rod 32, which is relative to the support frame 10. While moving down the corresponding barrel 14 and compressing the main spring 33, the main spring 33 compresses and provides support along the axis of the corresponding rod 35, and the main spring 33 is sleeved on the corresponding rod 35 35 while avoiding lateral deflection The displacement is too large, and the supporting member 31 of the two supporting units 30 moves relative to the supporting frame 10 and abuts against the supporting frame 10. The improved cushion can assist in providing good support through the supporting frame 10.

In the above, the improved seat cushion has two cushions 20, and each cushion 20 is equipped with supports 31 in the front and back half. The force of the user's buttocks and thighs is different, and the supports 31 are located at different positions. The main spring 33 can provide different degrees of supporting force according to different applied forces, and can form a multi-point support type to effectively improve the supportability, and cooperate with the rigid and integrated support frame 10 to assist in improving the supportability.

If the sitting posture of the user changes and the applied force changes, the deformation amount of the main spring 33 of the support member 31 will also change to adjust the support force immediately. The main spring 33 of the support member 31 can provide support and cushioning.

In summary, the improved cushion can provide good support through the support frame 10 and the support member 31, and the support member 31 can form a multi-point support pattern to improve the stability of the support, and the support member 31 The main spring 33 of 31 can provide good cushioning, and the cushioning unit 38 can help improve cushioning. Therefore, the improved cushion can take into account support and cushioning, and is more ergonomic and can improve riding comfort.

In addition, in each support member 31, the rod body 35 of the guide rod 32 is locked to the corresponding cushion 20, and because of the difference in the sitting habits and required support of different users, it can be rotated. The guide rod 32 adjusts the supportability of the main spring 33 so as to meet individualized differences.

In addition, the four supporting side frames 12 of the supporting frame 10 are respectively fixed at the front and rear ends of both sides of the main frame 11, which can simplify the structure of the supporting frame 10 and ensure the structural strength.

10: Support frame

11: Main frame

12: Support side frame

14: Tube

15: Reinforcing ribs

16: assembly hole

20: Mat

21: bottom plate

30: Support unit

31: Support

34: head

37: work slot

Claims (8)

An improved cushion comprising: a support frame, which is a rigid member and includes a main frame body and four supporting side frame bodies, the four supporting side frame bodies are respectively fixed at the front ends of both sides of the main frame body, The rear end, and each of the supporting side frames has at least one through hole; two cushions, which are arranged on the left and right and are respectively located above the supporting frame; two supporting units, which are arranged on the bottom surface of the two cushions and connect the supports Each support unit includes a plurality of support members, the plurality of support members are respectively located in the front half and the second half of the corresponding cushion, each support member includes a guide rod and a main spring, the guide rod has a The head and a rod, the head is located on the bottom surface of the support frame and the outer diameter of the head is larger than the outer diameter of the corresponding through hole, the rod is formed on the head and can movably pass through the corresponding all The through hole and the lock are set on the corresponding cushion, the main spring is sleeved on the rod body of the guide rod, and both ends of the main spring abut against the corresponding supporting side frame and the corresponding cushion respectively. The improved seat cushion according to claim 1, wherein each of the supporting side frame bodies has at least one cylindrical portion, and the at least one through hole is formed on the inner bottom surface of the at least one cylindrical portion. The improved seat cushion according to claim 2, wherein the supporting frame includes four reinforcing ribs, and two ends of each of the reinforcing ribs are respectively connected to the main frame body and the corresponding supporting side frame body. The improved seat cushion according to claim 3, wherein a plurality of assembly holes are formed on the main frame. The improved seat cushion according to any one of claims 1 to 4, wherein each of the support members includes a buffer unit, and the buffer unit is sleeved on the rod body of the guide rod and located at the head of the guide rod Between the part and the corresponding through hole. The improved seat cushion according to claim 5, wherein each of the support members includes a protective sleeve, the protective sleeve is sleeved on the rod of the guide rod and is located under the main spring and covers the buffer unit. The improved seat cushion according to any one of claims 2 to 4, wherein each of the supporting side frames has at least a lower wall portion formed on the outer bottom surface of the at least one tube portion and extending toward Down extension. The improved seat cushion according to any one of claims 1 to 4, wherein the number of the through holes of each support side frame is two, and the support member of each support unit The number is four. Two of the support members are located in the front half of the corresponding mat, and the other two support members are located in the rear half of the mat.

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