TW202029910A - Sitting device that includes a seat back is assembled with a base outer frame by means of a rotating assembly that functions as a supporting point to allow the seat back and the base outer frame to form a rockable condition - Google Patents

Abstract

The present invention provides a sitting device, which is positionable on the ground to allow a user to sit on the ground, including a seat back arranged at one side of a base outer frame and a rotating assembly mounted between the seat back and the base outer frame and including a shaft, two seat-back rotatable axle, and two base pivotal axle. The shaft is provided with a retaining tooth, and the seat-back rotatable axle is correspondingly provided with a plurality of retaining notches, so that the seat back is assembled with the base outer frame by means of the rotating assembly. Gripping members are provided at two ends of the shaft to enable the user to control the retaining tooth to be inserted into or withdraw out of the retaining notches to thereby achieve adjustment of an angle of the seat back in a simple manner. An end of a seat cushion is arranged to connect with the shaft. As such, when the user sits on the seat cushion and leans against the seat back, the rotating assembly forms a supporting point with respect to the ground and one side of the base outer frame that is not connected to the rotating assembly is in an overhanging condition, allowing the base outer frame and the seat back to form a rockable condition with the rotating assembly being a supporting point so as to naturally balance the gravity center of the body, eliminating a shearing stress generated in the lower body in a sitting posture to greatly improve comfortableness.

Description

Ride

The present invention is related to the field of chairs, and in particular, is a riding device that can support the body stress of the user when riding, so as to maintain a comfortable feeling under long-term riding and is easy to disassemble and store.

When a human maintains a sitting position, the spine needs to bear the weight of the entire upper body, and the heart needs to transport the blood of the lower body upwards. At this time, the shear stress between the muscles and the skin will oppose the pressure of the intervertebral disc when the human is in a static sitting position. Will be twice as high as when standing. The intervertebral disc is a soft tissue that is located between the vertebrae to cushion the pressure and is an organ that provides high spine mobility. Therefore, once the intervertebral disc degenerates, deforms or ruptures, causing it to stimulate the spinal cord, it will be on the shoulders, necks, arms, waist and lower limbs. Musculoskeletal symptoms such as pain, numbness or weakness in other parts. Human beings put great pressure on the intervertebral disc when sitting in a sitting posture. Therefore, if the same sitting posture is maintained for a long time or if the sitting posture is not good, the degeneration speed of the intervertebral disc will be accelerated. Very important key.

At present, the chairs on the market have many different types and structures to meet the needs of various users. For example, the Japanese-style chair is a product derived from the user group who likes to sit on the floor. However, for most users, the current Japanese-style room chair is still not very comfortable to ride. The general Japanese-style room chair has poor support points when riding, and it is easy for the user to fall over or move his body when riding. The phenomenon of front sliding, and after long-term use, it is easy to produce discomfort of back pain. There may be part of the room chair system that can adjust the angle of the back of the chair to relieve the pressure caused by the user’s body weight while sitting, but it still cannot solve the discomfort caused by sitting for a long time, and these room chairs have The complicated adjustment mechanism causes the volume to be too large, or the angle can only be adjusted in one direction, and the chair must be completely folded and fully unfolded before adjusting again, which is quite inconvenient in operation.

In view of this, the team of the present invention conceived and proposed a ride device, which can effectively solve the deficiencies of current and room chairs relative to users, and provide users with more comfortable and convenient chair products.

One objective of the present invention is to provide a ride device which can effectively improve the comfort of the user in the sitting state, greatly reduce the pressure caused by the body weight, and has considerable convenience and freedom in adjustment.

In order to achieve the above objective, the present invention discloses a ride device for placing on the ground for users to sit on the ground, comprising: a base frame; a seat back arranged on one side of the base frame; a pivoting assembly, It is arranged between the outer frame of the base and the back of the chair so that the outer frame of the base and the back of the chair are integrated. It includes: a shaft with at least one latching tooth at both ends; and two back shafts. The seat back shafts are arranged oppositely and one end is connected to the seat back, and the other end has at least one first perforation. The seat back shafts are respectively provided with a plurality of locking grooves corresponding to the locking teeth, and the locking grooves are Arranged along the periphery of the first perforation, when the chair back moves, the detent grooves will be driven; two base pivots, the base pivots are arranged oppositely and one end is connected to the outer frame of the base, and the other end has a The second perforation, the first perforation and the second perforation are arranged to overlap, the two ends of the shaft are respectively penetrated through the first perforation and the second perforation, so that the latching teeth are locked in the The other detent grooves, wherein when the detent teeth are clamped in different detent grooves, the seat back and the outer frame of the base are clamped to form different angles; and two holding parts are separately arranged on the shaft The two ends of the rod are used for the user to move the shaft, so that the latch teeth at both ends of the shaft are withdrawn to allow the chair back to move, or the latch teeth are clamped into the latch groove to fix the chair Back; and a chair cushion, located in the outer frame of the base and connected to the shaft on one side; wherein, when the user rides on the chair cushion and leans against the back of the chair, the chair cushion is attached to the ground The pivoting component forms a supporting point with respect to the ground, and the side of the base frame that is not connected to the pivoting component is suspended, so that the base frame and the seat back can be formed with the pivoting component as the fulcrum. Shaking state. As a result, the riding device can be stably shaken, meeting the user’s riding needs and having a sense of comfort at the same time, eliminating the stress on the body in the sitting state, and allowing the riding device to travel through the pivot assembly. It is more stable when shaking, and it is more convenient in angle adjustment and component disassembly.

Preferably, each of the seat back rotating shafts has two of the first perforations, and each end of the shaft is provided with two of the detent teeth arranged in parallel, the first perforations are arranged oppositely, and the second perforation is They are located between the first perforations and communicate with each other to have a more stable assembly strength.

Further, each of the base pivots further has a fixing groove, and the fixing groove is extended from the periphery of the second perforation, and the fixing groove is provided in communication with any one of the latching grooves for the latching teeth When it is fastened to any of the latching slots, the outer frame of the base is also fixed to improve the overall assembly strength and safety in use.

In addition, the seat back shafts have a disassembly groove, and the depth of the disassembly groove is greater than the depth of the detent grooves. When the detent teeth move and snap into the disassembly groove, the shaft can be removed Rod, which facilitates disassembly and replacement of various components.

Further, both ends of the shaft are respectively provided with a positioning tooth, the positioning tooth is located between the detent teeth and has a length greater than the detent teeth to limit the displacement of the shaft and prevent the adjustment of the shaft. Excessive pushing and pulling caused the shaft to disengage.

Preferably, the seat back is M-shaped and has a hollow area, and a back cushion can be sleeved on one of the abutting parts in the center of the seat back.

In addition, preferably, the thickness of the end of the chair cushion for connection with the shaft is greater than the thickness of the other end of the chair cushion, thereby making the assembly of the chair cushion and the shaft stronger, and the user is It can also be safer and more stable when riding.

In summary, the riding device disclosed in the present invention can greatly improve the user’s riding comfort, allowing the user to automatically balance the body's center of gravity through shaking, making the body feel relaxed and comfortable, and relieve the trouble of sitting for a long time. Discomfort and pain. In terms of angle adjustment, the angle between the seat back and the base frame can be quickly adjusted by simply pushing or pulling.

In order to enable your reviewer to understand the content of the present invention clearly, please refer to the following description and drawings. Please refer to Figures 1 to 5, the present invention discloses a ride device 1 for placing on the ground for users to sit on the ground, including a base frame 10, a pivot assembly 11, a seat cushion 12 and a seat back 13. The seat back 13 is arranged on one side of the base frame 10, and the pivot assembly 11 is arranged between the base frame 10 and the seat back 13 so that the base frame 10 and the seat back 13 are integrated , The pivot assembly 11 includes a shaft 111, two seat back pivots 112, two base pivots 113, and two holding members 1122. The two ends of the shaft 111 respectively have at least one latching tooth 1111, the seat back rotating shafts 112 are arranged oppositely and one end is connected to the seat back 13, and the other end has at least one first through hole 1121, and the chairs The back shaft 112 is provided with a plurality of detent grooves 1122 corresponding to the detent teeth 1111, and the detent grooves 1122 are arranged along the periphery of the first perforation 1121. When the seat back moves, the detent grooves 1122 are driven. The base pivots 113 are arranged oppositely and one end is for connecting with the outer frame 10 of the base, and the other end has a second through hole 1131. The second through holes 1131 and the first through holes 1121 are arranged to overlap each other, wherein the axis Both ends of the rod 111 are respectively penetrated through the first through hole 1121 and the second through hole 1131, so that the detent teeth 1111 are locked in the detent grooves 1122, and when each of the detent teeth 1111 is locked in When the latching grooves 1122 are different, the seat back 13 and the base frame 10 are sandwiched to form different angles. Through the cooperation of the detent teeth 1111 and the detent grooves 1122 in different positions, it can be adjusted to a comfortable seating angle according to the needs of the user. Preferably, the detent grooves 1122 can be adapted to allow the seat back 13 and the outer frame 10 of the base are arranged in a position that forms an included angle of 90-140 degrees. Here, the latching grooves 1122 are arranged in such a way that the seat back 13 can be adjusted at intervals of 10 degrees. The holding members 1112 are separately arranged at both ends of the shaft 111 for the user to move the shaft 111 so that the detent teeth 1111 at both ends of the shaft 111 are withdrawn and the seat back 13 can be moved. Or the latching teeth 1111 can be inserted into the latching slots 1122 to fix the seat back 13, for example, by pushing or pulling, the latching teeth 111 can be pulled out or latched into the latching slots 1122. Among them, a preferable structural aspect may be that the shaft 111 has a sleeve structure at both ends, and when the holding member 1112 is moved, only the part of the shaft 111 provided with the detent teeth 1111 can be moved, instead of Will affect other parts.

The seat cushion 12 is located in the base frame 10 and one side is connected to the shaft 111. Preferably, the thickness of the end of the seat cushion 12 connected to the shaft 111 is greater than that of the seat cushion 12. The thickness of the other end can increase the strength of the assembly between the seat cushion 12 and the shaft 111 and make the user more stable when riding.

When a user rides on the seat cushion 12 and leans against the seat back 13, the seat cushion 12 is attached to the ground, the pivot assembly 11 forms a supporting point with respect to the ground, and the base frame 10 is not connected to the The side to which the pivot assembly 11 is connected is suspended, so that the base frame 10 and the seat back 13 can be shaken with the pivot assembly 11 as a fulcrum. Thereby, when the user sits on the riding device 1, the back rests against the seat back 13 to form a downward pressure, and the knee socket portion reliably abuts against the side of the base frame 10 that is not connected to the pivot assembly 11, through the legs The slight application of force on the upper part of the body can make the ride device 1 sway with the pivoting assembly 11 as a fulcrum, so that the center of gravity of the body can achieve a natural balance by shaking, reducing the pressure caused by the weight of the upper body and allowing the user to get a better ride comfortability. The seat cushion 12 can be fixedly arranged with the pivot assembly 11 without moving with other components. Therefore, when the user sits on the riding device 1 and the pivot assembly 11 forms a support point with respect to the ground, the The seat cushion 12 can be maintained on the ground to enhance the stability of the riding device 1. In addition, the present invention adopts the structure of the pivot assembly 11 as described above, instead of using complicated structures such as gears or linkages, so that the ride device 1 has better assembly and adjustment convenience, and can greatly reduce the overall weight. At the same time, this structure can make the riding device 1 more stable, and the user does not need to worry about shaking and falling over when riding. In addition, the seat cushion 12, the seat back 13 and the base frame 10 can all be made by wrapping materials such as foam and leather on the outside of a rigid frame.

In this embodiment, each of the seat back shaft 112 has two first through holes 1121, and each end of the shaft 111 is provided with two parallel latching teeth 1111. The first through holes 1121 are Relatively arranged, the second through-holes 1131 are located between the first through-holes 1121 and communicate with each other as an example, so that the assembling effect and strength of the detent teeth 1111 and the detent grooves 1122 can be improved. Promote. Further, in order to stabilize the base frame 10 at the same time, preferably, each of the base pivots 113 further has a fixing groove 1132, and the fixing groove 1132 is extended from the periphery of the second through hole 1131, and the fixing groove 1132 is It is provided in communication with any one of the detent grooves 1122, so that when the detent teeth 1111 are fixed to any one of the detent grooves 1122, the base frame 10 is fixed together to improve the convenience of adjustment.

In order to improve the convenience of disassembly and replacement, the seat back shafts 112 have a disassembly groove 1123, and the depth of the disassembly groove 1123 is greater than the depth of the latch grooves 1122. When the latch teeth 1111 move and snap into the When disassembling the groove 1123, the shaft 111 can be disassembled, so it only needs to be adjusted by simple rotation, and the dismounting groove 1123 can be moved to the position corresponding to the detent teeth 1111 by the seat back 13. The shaft 111 is drawn out to separate the parts from each other, which is easy to disassemble and store for the user.

On the other hand, the two ends of the shaft 111 respectively have a positioning tooth 1112. The positioning tooth 1112 is located between the detent teeth 1111 and is longer than the detent teeth 1112 to limit the displacement of the shaft 111. To prevent the shaft 111 from falling off due to excessive movement when the shaft 111 is pushed or pulled. When the shaft 111 is provided with the positioning tooth 1112, the depth of the fixing groove 1132 is equal to the length of the positioning tooth 1112.

Preferably, in order to make the user more comfortable when riding, the seat back 13 can be M-shaped with a hollow area. Thereby, when riding, the hollow area can achieve the effect of ventilation, and the central area of the seat back 13 can provide the supporting force of the user's upper back. Further, in order to enhance the comfort of the user, a backing portion 131 at the center of the seat back 13 can be provided with a back cushion 2 to make the user more comfortable when riding.

In application, the user can adjust the angle between the seat back 13 and the base frame 10 according to personal preferences. Through the grip 1112 at either end of the shaft 111, the After the detent teeth 1111 exit the detent grooves 1122, the chair back 13 can be moved to change the detent grooves 1122 corresponding to the detent teeth 1111. Here, the method of pulling outward is taken as an example. When it is moved to a desired angle, move the latching teeth 1111 in the reverse direction so that it is locked into the latching grooves 1122, and the seat back 13 can be fixed, as shown in FIGS. 4 and 5. After the adjustment is completed, the user sits on the riding device 1 and rests the back against the seat back 13, and then the riding device 1 can be formed into a sitting posture with the pivot assembly 11 as the supporting point. 13 and the base frame 10 are both in a semi-suspended state, allowing the user to shake naturally to achieve the effect of balancing the center of gravity, as shown in Figure 2.

In summary, the ride device 1 disclosed in the present invention can greatly improve the ride comfort of the user. The pivoting assembly 11 is used as the overall support center of gravity of the ride device 1, and the user can automatically shake Balance your body's center of gravity. Through the structural design and use of the riding device 1, the user can reach the zero gravity point state while riding, and the pressure value of the whole body will be evenly dispersed at this time, so that the shear stress generated everywhere in the body is close to zero This value makes the body feel relaxed and comfortable, and relieves the discomfort and pain caused by sitting for a long time. In terms of angle adjustment, the angle between the seat back 13 and the base frame 10 can be quickly adjusted by simply pushing or pulling, so as to meet the personal preferences of each user. In addition, the ride device 1 is also very easy to disassemble and assemble. After the latch teeth 1111 are inserted into the disassembly slot 1123, the shaft 111 can be drawn out to separate the components accordingly. It is quite convenient to replace the upper system.

However, the above are only the preferred embodiments of the present invention and are not used to limit the scope of implementation of the present invention; therefore, equal changes and modifications made without departing from the spirit and scope of the present invention should be covered in Within the scope of the patent of the present invention.

1: ride device 10: Base frame 11: pivot assembly 111: Axle 1111: stuck teeth 1112: grip 1113: positioning tooth 112: Chair back hinge 1121: first hole 1122: Snap Slot 1123: disassembly slot 113: base pivot 1131: second hole 1132: fixed slot 12: Chair cushion 13: chair back 131: Installation Department 2: back pad

Figure 1 is an exploded perspective view of a preferred embodiment of the present invention. Figure 2 is a schematic diagram of the ride application of the preferred embodiment of the present invention. Figure 3 is a schematic diagram of a back pad installed in a preferred embodiment of the present invention. Figure 4 is a schematic diagram (1) of the operation of the preferred embodiment of the present invention. Figure 5 is a schematic diagram (2) of the operation of the preferred embodiment of the present invention.

1: ride device

10: Base frame

111: Axle

1111: stuck teeth

1112: grip

1113: positioning tooth

112: Chair back hinge

1121: first hole

1122: Snap Slot

1123: disassembly slot

113: base pivot

1131: second hole

1132: fixed slot

12: Chair cushion

13: chair back

131: Leaning Department

Claims (8)

A riding device for placing on the ground for users to ride on the ground, including: A base frame; A chair back, arranged on one side of the outer frame of the base; A pivoting component is arranged between the outer frame of the base and the back of the chair, so that the outer frame of the base and the back assembly are integrated, including: A shaft with at least one detent tooth at both ends; Two seat back rotating shafts, the seat back rotating shafts are arranged oppositely and one end is connected with the seat back, the other end has at least one first perforation, and the seat back rotating shafts are respectively provided with a plurality of latch grooves corresponding to the latch teeth, The detent grooves are arranged along the periphery of the first perforation, and the detent grooves are driven when the chair back moves; Two base pivots, the base pivots are arranged oppositely and one end is connected with the outer frame of the base, and the other end has a second perforation, and the second perforations and the first perforations are overlapped, wherein the axis The two ends of the rod are respectively penetrated through the first through hole and the second through hole, and the detent teeth are clamped in the detent grooves, and when each detent tooth is clamped to different detents When slotted, the seat back and the outer frame of the base are clamped to form different angles; and Two holding parts are separately provided at both ends of the shaft for the user to move the shaft, so that the latch teeth at both ends of the shaft can withdraw and the chair back can be moved, or the latch teeth Snap into the catch to fix the back of the chair; and A chair cushion located in the outer frame of the base and connected to the shaft on one side; Wherein, when the user rides on the chair cushion and leans against the chair back, the chair cushion is attached to the ground, the pivoting assembly forms a supporting point with respect to the ground, and the outer frame of the base is not connected to the pivoting assembly The connecting side is suspended, so that the outer frame of the base and the back of the seat can be shaken with the pivoting assembly as the fulcrum. For example, the riding device described in item 1 of the scope of patent application, wherein each of the seat back rotating shafts has two first through holes, and each end of the shaft is provided with two parallel-arranged detent teeth. A perforation system is arranged oppositely, and the second perforation system is located between the first perforations and communicates with each other. For the ride device described in item 2 of the scope of patent application, wherein each of the base pivots further has a fixing groove, and the fixing groove is extended from the periphery of the second perforation, and the fixing groove is provided with any one of the cards The detent grooves are connected and arranged to fix the outer frame of the base when the detent teeth are clamped in any detent groove. For example, the riding device described in item 3 of the scope of patent application, wherein the seat back shafts have a dismounting groove, and the depth of the dismounting groove is greater than the depth of the detent grooves. When the detent teeth move and lock When entering the disassembly slots, the shaft can be removed. For example, the riding device described in item 4 of the scope of patent application, wherein the two ends of the shaft respectively have a positioning tooth, and the positioning tooth is located between the detent teeth and has a length greater than the detent teeth to restrict the The displacement of the shaft. For the ride device described in any one of items 1 to 5 in the scope of the patent application, the seat back is M-shaped and has a hollow area. Such as the riding device described in item 6 of the scope of patent application, wherein the supporting part in the center of the seat back can be provided with a back cushion. As described in item 7 of the scope of patent application, the thickness of the end of the seat cushion connected with the shaft is greater than the thickness of the other end of the seat cushion.

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