CN218805397U - Electric folding headrest - Google Patents

Abstract

The utility model belongs to the automobile parts field provides an electronic folding headrest, include: the angle adjusting device comprises a fixed framework, wherein angle adjusters are arranged on two sides of the fixed framework, a turnover motor is arranged on the fixed framework, an output shaft is mounted at the driving end of the turnover motor, and the two ends of the output shaft are respectively penetrated through the angle adjusters on the two sides; the pair of fixing seats are arranged on the external automobile seat and are respectively and rotatably connected with the angle adjusters on the two sides; the headrest framework is arranged on the fixed framework in a lifting mode. Compared with the prior art, the utility model has the advantages of this drive the output shaft through the upset motor and rotate, the output shaft can drive the angle modulation ware rotatory to make the headrest skeleton overturn for the fixing base car seat promptly, need not to adjust the headrest folding through loaded down with trivial details manual mode, and then promote the folding efficiency of headrest.

Description

Electric folding headrest

Technical Field

The utility model belongs to the automobile parts field, concretely relates to electronic folding headrest.

Background

The effect of headrest generally is for driver and crew's head provides the support, and the folding function of upset around current car headrest does not have mostly, can not provide back row passenger's field of vision, and other existing row headrests need passenger manual regulation, and the artifical headrest that overturns is comparatively loaded down with trivial details to because of loaded down with trivial details regulation influences passenger subsequent the sense of taking easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the current situation of prior art is directed at, and an electronic folding headrest is provided.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: an electrically powered folding headrest is presented, comprising: the angle adjusting device comprises a fixed framework, wherein angle adjusting devices are arranged on two sides of the fixed framework, a turnover motor is arranged on the fixed framework, an output shaft is arranged at the driving end of the turnover motor, and the two ends of the output shaft are respectively penetrated through the angle adjusting devices on the two sides;

the pair of fixing seats are arranged on the external automobile seat and are respectively and rotatably connected with the angle adjusters on the two sides;

the headrest framework is arranged on the fixed framework in a lifting manner;

when the drive end of upset motor drives the output shaft rotates, the output shaft can drive through the angle modulation ware the headrest skeleton for the fixing base overturns.

In the above electric folding headrest, an angle adjuster fixing piece is movably sleeved on the outer side end of the angle adjuster, and the angle adjuster fixing piece is connected with the fixing base.

In the above electric folding headrest, the output shaft is a spline shaft.

In the above electric folding headrest, a limiting ring is sleeved on an extending portion of the output shaft penetrating the angle adjuster, and an inner side end face of the limiting ring abuts against the angle adjuster.

In the electric folding headrest, the angle adjusting motor fixing plate is arranged on the fixing framework and connected with the turnover motor.

In the electric folding headrest, the fixed framework is further provided with a lifting motor and a connecting piece, the driving end of the lifting motor is provided with a screw rod, the connecting piece is connected with the headrest framework through a bolt, the connecting piece is provided with a screw hole, and the screw hole is connected with the screw rod.

In the electric folding headrest, the fixed framework is provided with the through groove.

In the electric folding headrest, the fixed framework is longitudinally provided with the slide rail, the rear end of the headrest framework is provided with the slide block, and the slide block is connected with the slide rail in a sliding manner.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. drive the output shaft through the upset motor and rotate, the output shaft can drive the angle modulation ware rotatory to make the headrest skeleton overturn for the fixing base car seat promptly, need not to adjust the headrest through loaded down with trivial details manual mode and fold, and then promote the folding efficiency of headrest.

2. The headrest can also drive the headrest framework to move up and down relative to the fixed framework through the lifting motor, so that better comfort is brought to passengers.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of a fixing frame;

FIG. 3 is a schematic view of the structure of the headrest framework and the slider;

fig. 4 is a schematic structural view of the fixed frame and the slide rail.

In the figure, the position of the first and second end faces,

1. fixing the framework; 100. an angle adjuster; 101. turning over a motor; 102. an output shaft; 103. a fixed seat; 104. an angle adjuster fixing piece; 105. a limiting ring; 106. an angle modulation motor fixing plate; 107. a lifting motor; 108. a connecting member; 109. a screw rod; 110. a screw hole; 111. a through groove; 112. a slide rail; 113. a front protective cover; 114. a rear protective cover;

2. a headrest framework; 200. a slide block.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 4, the electric folding headrest includes: the angle adjuster comprises a fixed framework 1, angle adjusters 100 are arranged on two sides of the fixed framework 1, a turnover motor 101 is arranged on the fixed framework 1, an output shaft 102 is mounted on a driving end of the turnover motor 101, and the angle adjusters 100 on the two sides are respectively arranged at two ends of the output shaft 102 in a penetrating manner; a pair of fixing seats 103 disposed on an external automobile seat and rotatably connected to the two side recliner 100, respectively; the headrest framework 2 is arranged on the fixed framework 1 in a lifting way; when the driving end of the turnover motor 101 drives the output shaft 102 to rotate, the output shaft 102 can drive the headrest framework 2 to turn over relative to the fixed seat 103 through the angle adjuster 100.

The utility model discloses a motor-driven folding seat angle modulation mechanism, including fixed skeleton 1, preceding protecting cover 113 and back protecting cover 114 form and hold the chamber, fixed skeleton 1 is placed in holding the intracavity, prevent that outside debris from causing the influence to its inside spare part, the both sides of fixed skeleton 1 are connected with angle modulation ware 100, angle modulation ware 100 also is in preceding protecting cover 113 and back protecting cover 114 form and holds the intracavity, be provided with the reducing gear box on the drive end of upset motor 101, the reducing gear box is connected with output shaft 102, the both ends and the both sides angle modulation ware 100 of output shaft 102 link to each other, and then upset motor 101 drives output shaft 102 and rotates, output shaft 102 drives the rotation of angle modulation ware 100, the rotation of headrest is finally driven to the big drive ratio of angle modulation ware 100, realize electronic folding, facilitate for the user, it is worth mentioning that, upset motor 101 passes through the signal bunch and is connected with outside electronic switch.

The working principle is as follows: a user presses an electric switch for controlling the turnover motor 101, the turnover motor 101 is driven to rotate through signals, the turnover motor 101 outputs torque to the output shaft 102, the output shaft 102 drives the angle adjusters 100 on two sides of the fixed framework 1 to rotate, the large transmission ratio of the angle adjusters 100 finally drives the headrest to rotate, and then the headrest framework 2 is turned and folded relative to the fixed seat 103.

As shown in fig. 2, an angle adjuster fixing piece 104 is movably sleeved on an outer end of the angle adjuster 100, and the angle adjuster fixing piece 104 is connected with the fixing seat 103.

The recliner fixing plate 104 is fitted over the recliner 100 to provide a position limiting function, ensuring that the recliner 100 can rotate without shifting.

As shown in fig. 2, the output shaft 102 is a spline shaft.

There are a plurality of tooth portions on the outer wall of output shaft 102, and the central point of both sides angle modulation ware 100 puts and is provided with the tooth's socket that corresponds with the integral key shaft, and then when the drive end of upset motor 101 drove output shaft 102 and rotates, output shaft 102 can drive angle modulation ware 100 rotatory, and then makes things convenient for headrest framework 2 to fold.

As shown in fig. 1, 2 and 4, a limiting ring 105 is sleeved on an extending portion of the output shaft 102 penetrating the angle adjuster 100, and an inner end face of the limiting ring 105 abuts against the angle adjuster 100.

The stop collar 105 serves to further limit the position and ensure that the output shaft 102 is effectively connected to the recliner 100, preventing the output shaft 102 from disengaging from the recliner 100.

As shown in fig. 2, an angle adjusting motor fixing plate 106 is disposed on the fixing frame 1, and the angle adjusting motor fixing plate 106 is connected to the turnover motor 101.

The angle modulation motor fixing plate 106 is arranged in the fixing framework 1 and connected with a reduction gearbox at the driving end of the turnover motor 101 through bolts and the like, and the angle modulation motor fixing plate plays a fixing role.

As shown in fig. 1 to fig. 3, the fixing frame 1 is further provided with a lifting motor 107 and a connecting member 108, a driving end of the lifting motor 107 is provided with a screw rod 109, the connecting member 108 is connected with the headrest frame 2 through a bolt, the connecting member 108 is provided with a screw hole 110, and the screw hole 110 is connected with the screw rod 109.

The driving end of the lifting motor 107 is provided with a screw rod 109, the other end of the screw rod 109 is connected with the fixed framework 1, when the lifting motor 107 drives the screw rod 109 to rotate, the screw rod 109 can drive the connecting piece 108 to move upwards or downwards, so as to drive the headrest framework 2 to lift, and it is worth mentioning that the lifting motor 107 is connected with an external electric switch through a signal wire.

As shown in fig. 2 and 4, the fixing frame 1 is provided with a through groove 111.

A through groove 111 is formed in one end face, close to the headrest framework 2, of the fixed framework 1, the connecting piece 108 penetrates through the through groove 111 to be connected with the headrest framework 2, and the through groove 111 is formed to provide a liftable space for the headrest framework 2.

As shown in fig. 3 and 4, the fixed frame 1 is longitudinally provided with a slide rail 112, the headrest frame 2 is provided at the rear end thereof with a slider 200, and the slider 200 is slidably connected to the slide rail 112.

Both sides of the through groove 111 are longitudinally provided with slide rails 112, the rear end of the headrest framework 2 is correspondingly provided with a slide block 200, and the slide block 200 and the slide rails 112 are arranged to provide better stability for the lifting motor 107 to drive the headrest framework 2 to lift and move.

It should be noted that all the directional indicators (such as up, down, left, right, front, back, 8230; \8230;) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Furthermore, the descriptions in the present application as to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

Claims (8)

1. An electrically powered folding headrest, comprising:

the angle adjusting device comprises a fixed framework, wherein angle adjusting devices are arranged on two sides of the fixed framework, a turnover motor is arranged on the fixed framework, an output shaft is arranged at the driving end of the turnover motor, and the two ends of the output shaft are respectively penetrated through the angle adjusting devices on the two sides;

the pair of fixing seats are arranged on the external automobile seat and are respectively and rotatably connected with the angle adjusters on the two sides;

the headrest framework is arranged on the fixed framework in a lifting manner;

when the driving end of the turnover motor drives the output shaft to rotate, the output shaft can drive the headrest framework to turn over relative to the fixed seat through the angle adjuster.

2. The electric folding headrest as claimed in claim 1, wherein a fixing plate of the recliner is movably sleeved on the outer end of the recliner and connected to the fixing seat.

3. The motorized folding head restraint of claim 2, wherein the output shaft is a splined shaft.

4. The electric folding headrest according to claim 2, wherein a limiting ring is sleeved on an extending portion of the output shaft penetrating the recliner, and an inner end face of the limiting ring abuts against the recliner.

5. The electric folding headrest as claimed in claim 1, wherein a fixing plate of the angle-adjusting motor is disposed on the fixing frame, and the fixing plate of the angle-adjusting motor is connected to the flipping motor.

6. The electric folding headrest of claim 1, wherein the fixed frame is further provided with a lifting motor and a connecting member, a driving end of the lifting motor is provided with a screw rod, the connecting member is connected with the headrest frame through a bolt, the connecting member is provided with a screw hole, and the screw hole is connected with the screw rod.

7. The electric folding headrest of claim 6, wherein the fixed frame is provided with a through slot.

8. The electric folding headrest of claim 7, wherein a sliding rail is longitudinally arranged on the fixed framework, and a sliding block is arranged at the rear end of the headrest framework and is slidably connected with the sliding rail.

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