TWM582461U - Angle-adjustable car seat armrest - Google Patents

Abstract

An adjustable angle car seat armrest includes: a base having a pivot hole; a central shaft pivotally disposed in the pivot hole, and a locating plate having a plurality of ratchets is fixed on an outer edge thereof And a fixed base for connecting the car seat; a brake member is disposed on the base by a pivotal assembly, the upper end of which is provided with a ratchet to lock the ratchet of the positioning plate, and the lower end is coupled to the base a push rod and a tension spring; a button coupled to the push rod and assembled at an outer side end of the base; thereby pressing the button causes the push rod to push the brake member to disengage the ratchet and the positioning After the disc is engaged, pivot the outer end of the base to the desired angular position with the central axis as the axis, release the button to return the tension spring, and the ratchet of the brake will clamp the positioning disc again, so that the base Fix and then achieve the effect of adjusting the angle.

Description

Adjustable angle car seat armrest

The present invention relates to a car seat armrest, in particular to a car seat armrest that can be adjusted and positioned by an adjustable angle between the positioning disc and the brake member.

According to the car, the car is a modern means of transportation. Most of the handrails of the car seat are fixed on the side of the seat. When the driver is driving, the hand is holding the steering wheel for a long time, which will cause soreness and tiredness. Therefore, the purpose of setting the armrest of the car is to allow the driver or even the occupant to put the elbow on the armrest to bring comfort to the elbow.

In addition, the armrest of the conventional car seat has only two positions, that is, vertical erect or horizontal positioning. Since the armrest of the seat does not have the function of adjusting the angle like the back of the seat, the back of the seat has been adjusted so that the occupant feels The most comfortable position, but because the angle of the armrest can not be adjusted, the overall comfort of the seat is still compromised.

The reason is that the main purpose of this creation is to improve the lack of angle adjustment of the handrail in the prior art, and to make the car seat armrest have a multi-angle adjustment function to bring the comfort of the occupant's elbow.

In order to achieve the above objectives, the technical means adopted by this creation include: a base, a solid  a fixing mechanism, an adjusting positioning mechanism, and a button mechanism; wherein the base has an accommodating space and a pivot hole is disposed at an inner end thereof; the fixing mechanism is disposed at a pivot hole of the base, and has a central shaft, a rotary bearing, a positioning plate, and a fixed base, the rotary bearing is sleeved on the outer edge of the central shaft and is disposed in the pivot hole, and the peripheral edge of the positioning plate is provided with a plurality of ratchets. The fixing base is fixed on the central axis of the outer edge of the base and is used for connecting the car seat; the adjusting positioning mechanism is disposed on the base The accommodating space has a brake member, a push rod, and a tension spring. The brake member is disposed on the base by a pivot shaft, and the upper end thereof is provided with a ratchet corresponding to the positioning disc, and the lower end thereof Connecting the head end of the push rod and the tension spring; the button mechanism  The system is disposed at an outer side end of the base, and has a button, a button housing, a button bottom plate, and a compression spring, the button is disposed at an inner edge of the button housing, and the tail end of the push rod is worn The button bottom plate and the compression spring are connected to the button; and a side cover is disposed on the base for covering the accommodating space.  

Thereby, pressing the button causes the push rod to push the lower end of the brake member, and the brake member pivots to cause the ratchet teeth of the upper end to be disengaged from the positioning disc, and then rotate the outer side end of the base, then the The base will pivot to the desired angular position with the central axis as the axis, release the button, and the tension spring is reset, so that the ratchet of the brake member locks the ratchet of the positioning plate, then the base is Positioning to achieve the effect of adjusting the angle.

According to the pre-existing feature, the present invention further includes a positioning baffle fixed on the central axis of the outer edge of the base, and the outer edge is provided with two symmetric limiting blocks, and the outer edge of the base is adjacent to the pivot hole. The two limit pins corresponding to the two limit blocks are arranged to stop and limit the positions of the uppermost point and the lowest point of pivoting of the base.

According to the foregoing feature, in the present creation, the circumference of the positioning plate is adjacent to the first ratchet, and a stop block is provided to allow the ratchet of the brake to catch the stop when the base is pivoted to the uppermost position. .

According to the foregoing feature, the base is further disassembled into a front base and a rear base, wherein the front base has a fixed length and includes the pivot hole and the fixing mechanism is assembled. The rear base is provided with the button mechanism and varies in length in accordance with the specifications of the car seat; in addition, the side cover is also formed into a front side cover and a rear side cover, respectively corresponding to the front base and the rear base; The push rod also changes length with the rear base, so that the base can be mounted on various types of car seats.

According to the foregoing feature, the present invention further includes a reinforcing bottom plate fixed to the front base and having a second pivot hole attached to the side edge of the pivot hole for raising the pivot The hole is subjected to the strength of the force of the fixing mechanism.

According to the foregoing feature, the present invention further includes a fixing buckle having two positioning holes at right angles to each other for fixing the head end of the push rod to the lower end of the brake member.

With the help of the previous features, the creation of the "Adjustable Angle Car Seat Handrail" has the following benefits:  (1) In the present creation, the outer edge of the positioning plate is provided with a plurality of ratchet teeth, and is fixed on a central shaft coupled to the seat, and the braking member is disposed on the base pivotable relative to the central axis. Therefore, the occupant can pivot the outer side end of the base so that the ratchet of the brake member can lock any of the ratchet teeth in the positioning plate, thereby achieving the desired angle of the seat armrest; since the creation system uses the positioning plate The plurality of ratchets are separated from the ratchet teeth by the ratchet teeth, so as to adjust the multi-angle, so the creation can bring the comfort of the occupant's elbow.  (2) In the present creation, the positioning baffle is fixed on the central shaft connected to the seat, and the limit pin is fixed on the base pivotable relative to the central axis, so the occupant is pivoting the base The limiting block of the positioning baffle will be stopped by the limiting pin; since the creation of the limit pin and the positioning baffle is applied to limit the upper and lowermost positions of the seat armrest pivoting The position of the point, so this creation can ensure the safe range of the pivot angle of the base.  

First, please refer to FIG. 1 to FIG. 3, which is a structure of an adjustable angle car seat armrest 100, which comprises: a base 10, a fixing mechanism 20, an adjustment positioning mechanism 30, and a button mechanism 40; The base 10 is a metal stamped long disc body having an accommodating space 11 and a pivot hole 12 at an inner end thereof. The present invention considers the mold development cost and further disassembles the base 10. Forming a front base 13 and a rear base 14, wherein the front base 13 has a fixed length and includes the pivot hole 12, and the rear base 14 adopts a variable length in accordance with the specification of the car seat, and the front base 13 and the front base 13 The rear base 14 can be integrated to form the base 10; a reinforcing bottom plate 15 is fastened to the front base 13 and has a second pivot hole 16 attached to the pivot hole 12 side. The edge is used to increase the strength of the pivoting hole 12 to receive the fixing mechanism 20; the one side cover 50 is disposed on the base 10 for covering the accommodating space 11, and further, considering the mold For the development cost, the side cover 50 is further formed into a front side cover 51 and a rear side cover 52. Corresponding to the front base 13 and the rear base 14, respectively.

The fixing mechanism 20 is disposed at the pivot hole 12 of the front base 13 and the second pivot hole 16 of the reinforcing bottom plate 15, and has a central shaft 21, a rotary bearing 22, a positioning plate 23, and a a positioning baffle 24 and a fixing base 25 having a flange 211 at one end thereof and an axial key groove 212 at an outer periphery thereof, the rotating bearing 22 being sleeved on the outer edge of the central shaft 21 And being disposed in the pivot hole 12 and the second pivot hole 16, so that the base 13 can rotate relative to the central axis 21 before the reinforcing bottom plate 15 is consolidated; the positioning plate 23, the positioning baffle 24, and The central shaft holes of the fixed base 25 are respectively provided with a key block, and each of the key blocks is respectively embedded in the key groove 212 of the central shaft 21, and the positioning disk 23 is sleeved and fixed in the receiving space 11. The central axis 21 and the positioning baffle 24 and the fixed base 25 are sleeved and fixed on the central axis 21 of the outer edge of the front base 13. Furthermore, a plurality of ratchet teeth 231 are disposed on the outer periphery of the positioning plate 23, and a stop block 232 is disposed adjacent to the first ratchet teeth 231. The outer edge of the positioning baffle 24 is provided with two symmetric limit blocks 241. And the outer edge of the front base 13 adjacent to the pivot hole 12 is provided with two limit pins 17 corresponding to the two limiting blocks 241, so as to stop and limit the uppermost point of pivoting of the front base 13 The position of the lowermost point; the outer edge of the fixed base 25 is provided with three legs 251, but not limited thereto, which is used to connect the car seat, thereby fixing the fixing mechanism 20 to the car seat. The side of the base 10 is pivoted by the central axis 21 as an axis.

The adjustment positioning mechanism 30 is disposed in the accommodating space 11 and has a brake member 31, a push rod 32, and a tension spring 33. The brake member 31 is assembled by a pivot 34. The front end of the front base 13 is provided with a ratchet tooth 311 corresponding to the plurality of ratchet teeth 231 of the positioning plate 23, and a lower end of the front base 13 is provided with a coupling hole 312, and a fixing buckle 35 having two positioning holes 351 at right angles to each other. The tip end 321 of the push rod 32 can be inserted into the two positioning holes 3511, and the end of the fixing buckle 35 is inserted into the coupling hole 312, so that the lower end of the brake member 31 is opposite to the head end 321 of the push rod 32. In addition, the push rod 32 is an elongated metal rod, and the precision of the combined structure is affected to prevent the heat expansion and contraction thereof. Therefore, the middle portion of the push rod 32 adopts a bending manner to form an elbow 322. However, it is not limited thereto; one end of the tension spring 33 is coupled to the lower end of the brake member 31, and the other end is coupled to the front base 13, and the push rod 32 pushes the lower end of the brake member 31 to the upper end thereof. When the pivoting occurs, the tension spring 33 will be stretched to accumulate strain energy, and once the thrust of the push rod 32 disappears, the Extension spring 33 pulls the lower end of the return of the brake member 31, and generate a reverse of its upper end pivoted.

The button mechanism 40 is disposed at an outer side end of the rear base 14 and has a button 41, a button housing 42, a button bottom plate 43, and a compression spring 44. The button bottom plate 43 is disposed on the button housing 42. At the bottom of the button, the button 41 is placed at the inner edge of the button housing 42, and the tail end 323 of the push rod 32 passes through the button bottom plate 43 and the compression spring 44, and then the button 41 is coupled; therefore, the button 41 is pressed. The push rod 32 will be pushed and the compression spring 44 will be compressed and accumulate strain energy. When the pressing force of the button 41 disappears, the compression spring 44 will return to push the button 41 and simultaneously pull the push rod 32 to return.

Thereby, when the occupant wants to adjust the angle of the armrest of the car seat, as long as the button 41 is pressed, the pusher 32 will be pushed to push the lower end of the brake member 31, and the brake member 31 is pivoted to the upper end of the ratchet 311. Disengaged from the locking of the ratchet teeth 231 of the positioning plate 23, and the occupant rotates the outer side end of the base 10, the base 10 will pivot with the central axis 21 as an axis to the desired angular position, and the occupant Release the button 41, the compression spring 44 is reset to push the button 41 and pull the push rod 32 to return; and the tension spring 33 is also synchronously reset, so that the ratchet 311 of the brake member 31 locks the positioning plate With the ratchet teeth 231 of 23, the base 10 is positioned to achieve the effect of adjusting the angle.

In order to adjust the angle of the car seat armrest in a position to satisfy the comfort feeling, the position of the uppermost point Pt and the lowermost point Pb of the pivoting of the base 10 is further set, as shown in FIG. 4; A positioning baffle 24 is disposed on the central axis 21 of the outer edge of the front base 13 , and the outer edge of the positioning baffle 24 is provided with two symmetric limiting blocks 241 , and the outer edge of the front base 13 is adjacent to the pivot hole 12 is provided with two limit pins 17 corresponding to the two limit blocks 241; when the button 41 is pressed, the outer side end of the base 10 can be rotated to pivot upward with the central axis 21 as an axis The second limiting pin 17 will block the second limiting block 241 of the positioning baffle 24 at the same time, so that the base 10 cannot continue to rotate. At this time, the outer side end of the base 10 is at the uppermost position Pt, and the occupant Release the button 41, the ratchet 311 of the brake member 31 will clamp the stop block 232 of the positioning plate 23, as shown in FIG. 5; if the occupant adjusts the handrail of the car seat to the lowest position Pb, After the button 41 is pressed, the outer side end of the base 10 is rotated to pivot downward from the central axis 21, and after rotating at an angle The two limiting pins 17 will block the two limiting blocks 241 of the positioning baffle 24, so that the base 10 cannot continue to rotate. When the button 41 is released, the ratchet teeth 311 of the braking member 31 will clamp the positioning plate 23. The lowermost ratchet 231 is shown in FIG.

Since the outer edge of the positioning plate 23 is provided with a plurality of ratchet teeth 231 in the present creation, and is fixed on the central shaft 21 coupled to the seat, the braking member 31 is disposed to be pivotable relative to the central axis 21. On the base 10, the occupant can pivot the outer side end of the base 10, so that the ratchet teeth 311 of the brake member 31 can lock any of the ratchet teeth 231 of the positioning plate 23, thereby achieving the desired angle of the seat armrest. Positioning; Since the creation of the locating disc 23 utilizes the plurality of ratchet teeth 231 and the ratchet teeth 311 of the brake member 31 to be disengaged from the ratchet teeth 311 for multi-angle adjustment, the present invention can bring comfort to the occupant's elbow. Moreover, in the present invention, the positioning baffle 24 is fixed on the central shaft 21 coupled to the seat, and the limiting pin 17 is fixed on the base 10 pivotable relative to the central shaft 21, so When the base 10 is pivoted, the limiting block 241 of the positioning baffle 24 will be stopped by the limiting pin 17; since the present application applies the stop pin 17 and the stop of the positioning baffle 24 to limit The position of the uppermost point Pt and the lowermost point Pb of the seat armrest pivoting, so the creation can ensure the safe range of the pivot angle of the base 10.

In summary, the structure revealed by this creation is unprecedented, and it can achieve the improvement of efficacy, and it can be used for industrial utilization. It fully complies with the new patent requirements, and invites the bureau to grant patents to encourage innovation. There is no sense of morality.

However, the drawings and descriptions disclosed above are only preferred embodiments of the present invention, and modifications or equivalent changes made by those skilled in the art in accordance with the spirit of the present invention should still be included in the scope of the patent application.

10‧‧‧Base

11‧‧‧ accommodating space

12‧‧‧Pivot hole

13‧‧‧ front base

14‧‧‧Back base

15‧‧‧ reinforcing floor

16‧‧‧Second pivot hole

17‧‧‧ Limit pin

20‧‧‧Fixed institutions

21‧‧‧ center axis

211‧‧‧Flange

212‧‧‧ keyway

22‧‧‧Rotary bearings

23‧‧‧ Positioning plate

231‧‧‧ ratchet

232‧‧‧stop block

24‧‧‧ Positioning baffle

241‧‧‧Limited blocks

25‧‧‧Fixed base

251‧‧‧ feet

30‧‧‧Adjustment of positioning mechanism

31‧‧‧Brakes

311‧‧‧ ratchet

312‧‧‧Combination hole

32‧‧‧Put

321‧‧‧ head end

322‧‧‧ elbow

323‧‧‧End

33‧‧‧ stretching spring

34‧‧‧ pivot

35‧‧‧Fixed buckle

351‧‧‧Positioning holes

40‧‧‧ button mechanism

41‧‧‧ button

42‧‧‧ button housing

43‧‧‧ button bottom plate

44‧‧‧Compressed spring

50‧‧‧ side cover

51‧‧‧ front side cover

52‧‧‧Back side cover

100‧‧‧Adjustable angle car seat armrests

Pb‧‧‧ bottom position

Pt‧‧‧ top position

Figure 1: An exploded perspective view of the creation.  Figure 2: A perspective view of the combination of the creations.  Figure 3: A cross-sectional view of the combination of the creations.  Figure 4: Schematic diagram of an implementation example of this creation.  Figure 5: A structural view of the original adjustment to the top position.  Figure 6: A structural view of the original adjustment to the lowest point.  

Claims (6)

An adjustable angle car seat armrest that includes:  a base having an accommodating space and a pivot hole at an inner end thereof;  a fixing mechanism is disposed in the pivot hole of the base, and has a central shaft, a rotating bearing, a positioning plate, and a fixing base, and the rotating bearing is sleeved on the outer edge of the central shaft and is disposed In the pivot hole, a plurality of ratchet teeth are disposed on a periphery of the locating disc, and are fixed on a central shaft in the accommodating space, and the fixing base is fixed on a central axis of the outer edge of the base and used for Connecting the car seat;  An adjustment positioning mechanism is disposed in the accommodating space of the base, and has a brake member, a push rod, and a tension spring. The brake member is disposed on the base with a pivotal assembly, and the upper end is provided a ratchet corresponding to the positioning plate, the lower end of which is coupled to the tip end of the push rod and the tension spring;  a button mechanism is disposed at an outer side end of the base, and has a button, a button housing, a button bottom plate, and a compression spring; wherein the button is disposed at an inner edge of the button housing, and the push rod The button is connected to the bottom plate of the button and the compression spring, and then the button is connected;  a side cover is disposed on the base to cover the receiving space;  Thereby, pressing the button causes the push rod to push the lower end of the brake member, and the brake member pivots to cause the ratchet teeth of the upper end to be disengaged from the positioning disc, and then rotate the outer side end of the base, then the The base will pivot to the desired angular position with the central axis as the axis, release the button, and the tension spring is reset, so that the ratchet of the brake member locks the ratchet of the positioning plate, then the base is Positioning to achieve the effect of adjusting the angle.   The adjustable seat car seat armrest according to claim 1, wherein the utility model further comprises: a positioning baffle fixed on the central axis of the outer edge of the base, and the outer edge is provided with two symmetrical limit positions. Block, the outer edge of the base adjacent to the pivot hole is provided with two limit pins corresponding to the two limit blocks for stopping and limiting the position of the uppermost point and the lowest point of pivoting of the base. The adjustable angle car seat armrest according to claim 2, wherein the periphery of the positioning plate is adjacent to the first ratchet, and a stop block is provided to pivot the base to the uppermost position. The ratchet of the brake can catch the stop. The adjustable seat car seat armrest according to claim 1, wherein the base is further formed to be integrated into a front base and a rear base, wherein the front base has a fixed length and includes the pivot The fixing mechanism is arranged in the hole and the rear base, and the button mechanism is assembled, and the length is changed according to the specification of the car seat; in the second case, the side cover is also made into the front side cover and the rear side cover, respectively corresponding to the front side The base and the rear base; furthermore, the push rod is also changed in length with the rear base, so that the base can be mounted on various types of car seats. An adjustable angle car seat armrest according to claim 4, further comprising a reinforcing bottom plate fixed to the front base and having a second pivot hole attached thereto The side edge of the pivot hole is used to increase the strength of the pivot hole to receive the fixing mechanism. The adjustable angle car seat armrest according to claim 1, further comprising a fixing buckle having two positioning holes at right angles to each other for fixing the head end of the push rod The lower end of the brake.