TWI419806B - Bicycle seat headrest structure - Google Patents

Description

Bicycle seat headrest structure

The present invention relates to a child seat, and more particularly to a seat provided on a bicycle and having a headrest structure that can be adjusted to match a child's head height adjustment position.

In order to ensure that the child can sit securely and safely during the driving process, a bicycle seat is usually provided on the bicycle rear seat to improve the safety of the child and to sit directly. The rear seat is more comfortable to ride; as shown in Fig. 1, it shows a bicycle seat 10 for a young child; the seat 10 has a portion 11, a back 12, and A pillow portion 13 is integrally formed from the upper side of the back portion 12; however, the child is growing at a high speed. As is known, the back seat 12 and the pillow portion 13 are fixed bicycle seat 10, and do not have a The child's height adjustment function is adopted. Therefore, after a period of use, the child's head will quickly rise above the pillow portion 13 of the seat 10; in addition, the child may fall asleep during the driving process. When the pillow 13 of the seat 10 is not high enough, the child may fall back after falling asleep due to the loss of the neck and the support of the seat portion 10 of the seat 10, thereby reducing the safety and comfort of the seat; even if purchased separately meets the The height of the seat is only a matter of increasing parental expenses and cannot solve the above problems fundamentally. Overall, it does not meet the actual needs.

In view of the above-mentioned usage problems, the inventors of the present invention considered that it is necessary to design a bicycle seat having a headrest structure with an adjustable height position without substantially increasing the cost, so as to fully meet the needs of practical use.

The main purpose of the present invention is to provide a headrest structure for a bicycle seat, which is disposed on a headrest portion of a seat, and the headrest structure includes a pillow member, a card member and a positioning member; wherein The seat head pillow portion is provided with a long groove, and the long groove forms a plurality of locking notches arranged in a symmetric tooth shape from the two sides protruding from the back surface of the seat; the pillow member has a T-shaped structure and has a pillow portion and a set of joints, the set of joints having a groove symmetrically recessed with two snap recesses; the pillow assembly portion is correspondingly received in the seat long groove, and the card member is coupled thereto The positioning member positions the two fastening recesses to be aligned with any two of the two recessed recesses on both sides of the long slot.

Thereby, the bicycle seat headrest structure capable of adjusting the height position is provided by adjusting the position of the pillow portion of the pillow member and the engaging recess thereof and the long groove engaging recessed position, so that the seat seat is suitable for use. The age range is wider and fully meets the needs of actual use; in addition, because the pillow is a completely removable component and has the advantage of easy assembly, it is also possible to replace different pillow pillows to provide more elements. The type of use that meets the needs of users.

In order to enable your review committee to have a better understanding and understanding of the purpose, features and effects of the present invention, please follow the [simplified description of the drawings] as follows: First, please use Figure 2 to match Figures 3 to 5. In view of the present invention, a preferred embodiment of a headrest structure for a bicycle seat is provided in a seat 20 having a portion 20A extending upward from the seat portion 20A. Forming a back portion 20B and a head portion 20C, and a leg portion 20D extending downwardly, the headrest structure is disposed on the headrest portion 20C of the seat 20, and includes a pillow member 30 and a spacer 40. a card member 50 and a positioning member 60, wherein the seat 20 is provided with two adjusting grooves on the headrest portion 20C, and the headrest portion 20C extends from the seat portion 20 toward the seat portion 20A, and is defined separately a first adjusting slot 21 and a second adjusting slot 22, and a ventilation structure 23 is disposed between the first adjusting slot 21 and the second adjusting slot 22; the first adjusting slot 21 is along both sides of the extending direction thereof a plurality of snap recesses 211 arranged in a symmetrical tooth shape are formed from the back surface of the seat 20, and the second adjusting slot 22 is The side is formed with a plurality of card-shaped recesses 221; the pillow member 30 has a T-shaped sheet structure, and has a pillow portion 301, a set of connecting portions 302, and a resilient portion connecting the pillow portion 301 and the connecting portion 302. The pleat portion 301 is provided with a plurality of coupling holes 31. The end of the assembly portion 302 is provided with a recess 33. The recess 33 is symmetrically recessed with two latching recesses 331. There is a cylinder 34 having a second-order structure, and the cylinder 34 is inserted through a locking hole 341. The groove 33 of the assembly portion 302 of the pillow member 30 corresponds to the first or the first portion of the seat 20 In the second adjustment slot 21/22, the two fastening recesses 331 are engaged with any two of the two recessed recesses 211/221 of the first or second adjusting slots 21/22; in this embodiment, As shown in FIG. 5, the elastic portion 303 of the pillow member 30 has two bent portions, so that the pillow portion 301 and the assembly portion 302 are not in the same straight line and are in a dislocated state; the pillow member 30 is plastic. The product is provided with elasticity through the bending structure of the elastic portion 303 to increase the comfort of the headrest; the spacer 40 is in the shape of a sheet corresponding to the shape of the pillow portion 301 of the pillow member 30, and the spacer 40 corresponds to the pillow Piece 3 A plurality of protrusions 41 are protruded from the plurality of coupling holes 31 and correspondingly inserted into the coupling holes 31 of the pillow member 30; the spacers 40 are provided for increasing the comfort of the headrest of the pillow member 30; The engaging member 50 has a cross-shaped structure and is correspondingly disposed on the long slot 201 of the seat 20; the engaging member 50 has a joint portion 51 and two columnar buckle portions 52; the joint portion 51 is recessed with a set of slots 511. And a plurality of through holes 512 are formed in the bottom of the groove 511 of the set of slots 511, and the two fastening portions 52 are symmetrically protruded on both sides of the engaging portion 51; the connecting groove 511 of the clamping member 50 and the pillow member The locking hole 341 of the pillow member 30 communicates with the through hole 512 of the clamping member 50, and the two fastening portions 52 of the locking member 50 are correspondingly received. The first or second adjusting groove 21/22 and the locking member 30 are engaged with the locking recess 211 / 221 and the fastening recess 331; the positioning member 60 has a head 61 and a body portion 62 The head portion 61 is a star-shaped block, and the body portion 62 has a rod-like structure and a thread 621 is disposed at the end. The body portion 62 of the positioning member 60 passes through the through hole 512 of the card member 50. And the locking hole 341 of the pillow member 30 The lock member 30 is thereby provided to adjust the height of the pillow member 30 to the headrest portion 20C of the seat 20.

In addition, as shown in FIG. 8, another embodiment of the adjusting slot of the seat 20 is shown, and the headrest portion 20C is provided with a through slot 201; the long slot 201 is along both sides of the extending direction thereof. A plurality of locking notches 202 arranged in a symmetrical tooth shape are formed from the back surface of the seat 20 to achieve the purpose of adjusting the height of the pillow portion 301 of the pillow member 30.

The above description is the main components of the embodiment of the present invention and the configuration description thereof. As for the operation mode and the function of the preferred embodiment of the present invention, the following description will be made.

Referring to Figures 6 and 7, the use of the first and second adjustment slots 21, 22 of the pillow member 30 of the present invention is shown; it is noted that the present invention The pillow member 30 can be in a positive T-shaped or inverted T-shaped manner to cooperate with the two adjusting grooves 21 and 22 to form a plurality of height adjustments; as shown in FIG. 6, the pillow member 30 is disposed in a positive T-shape on the second adjustment. The use of the slot 22; and the seventh figure shows the use of the pillow 30 in the inverted T shape of the first adjustment slot 21; in this embodiment, when the occupant's head height corresponds to the When the headrest portion 20C is the uppermost side of the air permeable structure 23, as shown in FIG. 6, by loosening the positioning member 60, the buckle abutting portion 52 of the engaging member 50 is along the second adjusting groove 22. The plurality of card recesses 221 are correspondingly adjusted to a desired height; and when the occupant is younger and the head height is lower than the air permeable structure 23, the pillow member 30 is disposed in an inverted T shape. An adjustment groove 21, as shown in Fig. 7, can adjust a height position from a position slightly lower than the gas permeable structure 23 to a lower side of the second adjustment groove 22; in addition, the pillow 30 is also positive T-shaped groove 21 is provided with a first adjustment, or inverted T-shaped groove 22 is provided with a second adjustment, height adjustment provides multistage fully meet the needs of the user.

"Knowledge"

10‧‧‧ seat

11‧‧‧s

12‧‧‧ Back

13‧‧‧Pillow

"this invention"

20‧‧‧ seat

20A‧‧‧Seat

20B‧‧‧ Back

20C‧‧‧ head pillow

20D‧‧‧foot

201‧‧‧Long slot

202‧‧‧Clamping notches

21‧‧‧First adjustment slot

211‧‧‧Clamping notches

22‧‧‧Second adjustment slot

221‧‧‧Clamping notches

23‧‧‧ Breathable structure

30‧‧‧Pillow

301‧‧‧Pillow

302‧‧‧Team

303‧‧‧Flexible Department

31‧‧‧Combination hole

33‧‧‧ Groove

331‧‧‧Withholding notch

34‧‧‧Cylinder

341‧‧‧Lock hole

40‧‧‧shims

41‧‧‧Bump

50‧‧‧Card parts

51‧‧‧ joints

511‧‧‧ group slot

512‧‧‧Perforation

52‧‧‧Deduction

60‧‧‧ positioning parts

61‧‧‧ head

62‧‧‧ Body

621‧‧ thread

Figure 1 Schematic diagram of the appearance of a bicycle seat.

Fig. 2 is a schematic view showing the three-dimensional structure of the bicycle seat of the present invention.

Fig. 3 is a perspective enlarged front view of the headrest structure of Fig. 2 of the present invention.

Fig. 4 is a perspective enlarged view showing the back of the headrest structure of Fig. 2 of the present invention.

Fig. 5 is a perspective exploded view of Fig. 4 of the present invention.

Fig. 6 is a schematic cross-sectional view showing the state in which the headrest structure of the present invention is fitted to the first adjusting groove.

Fig. 7 is a schematic cross-sectional view showing the state in which the headrest structure of the present invention is combined with the second adjusting groove.

Fig. 8 is a schematic cross-sectional view showing the state in which the headrest structure of the present invention is fitted into an adjustment groove penetrating the long groove.

20C. . . Headrest

twenty one. . . First adjustment slot

211. . . Carding notch

twenty two. . . Second adjustment slot

221. . . Carding notch

twenty three. . . Breathable structure

30. . . Pillow

301. . . Pillow

302. . . Group

303. . . Elastic part

31. . . Bonding hole

33. . . Groove

331. . . Buckle notch

34. . . Cylinder

341. . . Locking hole

40. . . Gasket

41. . . Tab

50. . . Card parts

51. . . Joint

511. . . Group slot

52. . . Buckle

60. . . Positioning member

61. . . head

62. . . Body

621. . . Thread

Claims (7)

a headrest structure for a bicycle seat, comprising: a seat having a headrest portion; the seat base is provided with a long groove disposed along a height changing direction; the long groove is adjacent to both sides of the extending direction thereof A plurality of locking recesses arranged in a symmetrical tooth shape are formed from the seat; a pillow member has a pillow portion at one end and a protruding connecting portion at the other end, the pillow portion and the joint portion An elastic portion is connected to each other, and two fastening recesses are symmetrically recessed on both sides of the joint portion; the assembly portion of the pillow member is received in the long groove of the seat, and the two fastening recesses are Engaging with any two of the two recessed recesses on both sides of the long slot; a latching member is disposed in the long slot of the seat and has a joint portion and two columnar buckle portions, the two buckle portions Symmetrically protruding on both sides of the engaging portion; the two engaging portions of the engaging member are correspondingly received in the engaging recess and the engaging recessed portion of the long slot and the pillow; a positioning And engaging the joint portion of the clamping member and locking with the pillow assembly portion, the assembly portion being positioned in the long groove of the seat. The headrest structure of the bicycle seat according to the first aspect of the invention, wherein the pillow member has a T-shaped sheet structure, the assembly portion is formed with a groove, and the groove notch is opposite to both sides. The two snap recesses are formed. The headrest structure of the bicycle seat according to the first aspect of the invention, wherein the positioning member has a head portion and a body portion, and the positioning member is fixed to the assembly portion by the body portion thereof. The headrest structure of the bicycle seat according to the first aspect of the invention, wherein the two fastening recesses of the pillow member are provided with a column body, the column body is a locking hole penetrating; the card is made The joint portion of the piece is concavely provided with a set of joint grooves and one of the holes is formed from the bottom of the set groove; the positioning member has a body portion, and a thread is arranged at the end of the body; wherein the card member is disposed at The sleeve slot is configured to be concave-convex with the column of the pillow member, the lock hole of the pillow member is in communication with the through hole of the clip member, and the body portion of the positioning member passes through the sleeve The perforation of the clamping member is locked with the locking hole of the pillow member. The headrest structure of the bicycle seat according to the first aspect of the invention, wherein the long groove of the seat has a first adjusting groove and a second adjusting groove. The headrest structure of the bicycle seat according to claim 5, wherein a ventilation structure is further disposed between the first adjusting slot and the second adjusting slot. The headrest structure of the bicycle seat according to claim 1, wherein the pillow portion is further provided with a gasket; the gasket is a sheet-like structure corresponding to the shape of the pillow, and is convex. A plurality of protruding columns are disposed, and the pillow portion of the pillow member is provided with a plurality of coupling holes corresponding to the plurality of protruding columns; the protruding column of the spacer is correspondingly inserted into the pillow coupling hole of the pillow member.