CN212124937U - Car back-row seat handrail structure with anticreep function - Google Patents
Car back-row seat handrail structure with anticreep function Download PDFInfo
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- CN212124937U CN212124937U CN202020232440.0U CN202020232440U CN212124937U CN 212124937 U CN212124937 U CN 212124937U CN 202020232440 U CN202020232440 U CN 202020232440U CN 212124937 U CN212124937 U CN 212124937U
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Abstract
The utility model discloses an automobile back-row seat armrest structure with anti-drop function, which comprises a first armrest support, an armrest and a second armrest support which are arranged in sequence along the left and right direction, wherein the armrest is fixed with a rotating shaft and a limiting shaft, the first armrest support is provided with a limiting groove, and the limiting groove is composed of a lower end limiting hole, an upper end limiting hole and a transition groove section; the first end of the limiting shaft is provided with a stop block. The utility model discloses when guaranteeing the installation convenience of handrail and first handrail support, can receive the suitcase impact at car back row seat, make the handrail produce great inertial force and rotate to the user state by packing up the state under the impact force effect, ensure that spacing axle can not break away from first handrail support to prevent that the handrail from coming off from first handrail support at this moment, avoid the handrail that drops to cause the injury to passenger; furthermore, the utility model discloses still have simple structure, do not increase the advantage of handrail structure weight and cost.
Description
Technical Field
The utility model relates to a car back-row seat, specific car back-row seat handrail structure with anticreep function that says so.
Background
The development of the automobile industry has so far increased the requirements of people on the safety of automobiles, and the seat becomes the focus of attention as an important safety accessory of the automobile. In the rear seat, in order to protect the passenger from injury due to forward movement of the luggage, an impact test was performed using two pieces of luggage having dimensions of 300mm × 300mm × 300mm and a weight of 18Kg, according to the regulations of GB 15083-2006. In the test, the maximum deformation of the seat back framework can not move forwards out of the plane 100mm in front of the R point of the seat, and the edge which increases the injury degree and the danger to the passengers can not appear after the test.
In the design of the rear seat structure of an automobile, in order to increase the riding comfort, a central armrest is generally arranged in the middle of the seat to support the elbow of a passenger, and a cup holder and a storage box are arranged at the same time. The central armrest is connected with the mounting bracket of the backrest framework through a rotating shaft and a limiting shaft, the bracket is provided with a limiting groove, and the limiting shaft is mounted in the groove to ensure that the armrest is in a correct position in use. In the trunk impact test of the rear seat, the phenomenon that the armrest falls off from the seat due to the inertia force often occurs because the impact force is too large, so that the injury to passengers in the vehicle is increased.
In addition, when the central armrest is in a retracted state, a large gap exists between the armrest limiting shaft and the bracket limiting groove, and the armrest limiting shaft and the bracket limiting groove are easy to collide to generate noise during automobile running.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the utility model provides a car back-row seat handrail structure with anticreep function to there is the inertial force that falls to the user state and drops because of the state of packing up when current car back-row seat handrail receives the suitcase to strike and the problem that drops is solved.
Solve above-mentioned technical problem, the utility model discloses the technical scheme who adopts as follows:
the utility model provides a car back-row seat armrest structure with anticreep function, includes first handrail support, handrail and the second handrail support that arranges in proper order along left right direction, first handrail support and second handrail support are all fixed on back row seat back skeleton, the handrail is fixed with pivot and spacing axle, the first end and the second end of pivot respectively with first handrail support and second handrail support rotatable coupling, first handrail support is equipped with the spacing groove that extends along the arc line, the centre of a circle of arc line falls on the rotation axis of pivot, the width of spacing groove at optional position all is greater than the axle diameter of spacing axle, the first end of spacing axle passes the spacing groove makes: when the handrail is in a retracted state and a use state, the limiting shaft is respectively positioned at the lower end position and the upper end position of the limiting groove;
the method is characterized in that:
the limiting groove is composed of a lower end limiting hole as the lower end position of the limiting groove, an upper end limiting hole as the upper end position of the limiting groove and a transition groove section for communicating the lower end limiting hole and the upper end limiting hole, and the aperture of the upper end limiting hole is smaller than that of the lower end limiting hole; the first end of the limiting shaft is provided with a stop block, and the maximum diameter of the stop block is smaller than the aperture of the lower-end limiting hole and larger than the aperture of the upper-end limiting hole.
Therefore, as the maximum diameter of the stop block is smaller than the aperture of the lower end limiting hole, when the first end part of the rotating shaft is rotatably connected with the first handrail support, the stop block of the limiting shaft can smoothly pass through the lower end limiting hole of the limiting groove, so that the installation of the handrail and the first handrail support is convenient; in the using process, when the automobile rear seat is impacted by a trunk, the armrest generates a large inertia force under the impact force and rotates to the using state from the retracted state, because the maximum diameter of the stop block is larger than the aperture of the upper end limiting hole, the stop block is matched with the upper end limiting hole to play an axial limiting role on the limiting shaft, the limiting shaft is ensured not to be separated from the first armrest support at this time, the armrest is prevented from falling off from the first armrest support at this time, and the falling armrest is prevented from injuring passengers.
As a preferred embodiment of the present invention: the armrest structure of the automobile rear seat further comprises a baffle plate, wherein the baffle plate is fixed on the first armrest support and is positioned between the first armrest support and the armrest; the stop plate is provided with a clearance groove, so that the first end part of the limiting shaft sequentially penetrates through the clearance groove and the limiting groove; and, keep off the position board and be equipped with each other and leave gapped first separation blade and second separation blade, first separation blade and second separation blade all pass the spacing hole of lower extreme of spacing groove for: when the handrail is in a retracted state, the limiting shaft is positioned between the first blocking piece and the second blocking piece, and the blocking piece of the limiting shaft abuts against the end faces of the first blocking piece and the second blocking piece.
Therefore, when the first handrail support, the handrail, the second handrail support and the stop plate are assembled, the stop block of the limiting shaft can penetrate through the space between the first blocking piece and the second blocking piece, so that the first blocking piece and the second blocking piece slightly deform and are outwards spread under the action of the stop block, the first end part of the limiting shaft penetrates through the clearance groove of the stop plate, and the deformation of the first blocking piece and the second blocking piece disappears after the stop block penetrates through the clearance groove of the stop plate to reset; then, when the baffle plate is fixed on the first handrail support, the first end part of the limiting shaft penetrates through the limiting groove, and the first end part of the rotating shaft is rotatably connected with the first handrail support; and finally, rotatably connecting the second end part of the rotating shaft with the second handrail support, namely completing the assembly.
And, because the handrail is in when packing up the state, the dog of spacing axle supports the top and is in on the terminal surface of first separation blade and second separation blade, can prevent axial float takes place for spacing axle at this moment to reduce the friction and the collision that spacing axle takes place at the car driving in-process, effectively reduced the utility model discloses the noise that produces at the car driving in-process.
Preferably: the first blocking piece and the second blocking piece are two arc-shaped blocking pieces located on the same circumference, and the inner diameters of the two arc-shaped blocking pieces are larger than the shaft diameter of the limiting shaft and smaller than the maximum diameter of the blocking piece.
Preferably: the stop dog of the limiting shaft is a frustum-shaped stop dog, so that the stop dog can smoothly pass through the first blocking piece and the second blocking piece when the first handrail support and the handrail are assembled.
Preferably: the stop plate is made of plastic.
Preferably: the stop plate is fixed on the first handrail support in a buckling connection mode.
Preferably: the first handrail support is provided with a positioning hole, the baffle plate is provided with a positioning boss, and when the baffle plate is fixed on the first handrail support, the positioning boss penetrates through the positioning hole, so that the baffle plate and the first handrail support can be conveniently installed and positioned.
As a preferred embodiment of the present invention: the clearance groove of the baffle plate is provided with two lower end convex parts which are inwards protruded at the lower part, the distance between the two lower end convex parts is smaller than the shaft diameter of the limiting shaft, and the baffle plate is provided with a lower end deformation groove at the outer side position of the two lower end convex parts; when the baffle plate is fixed on the first handrail support, the two lower end protruding parts are positioned at the edge position above the lower end limiting hole.
When the handrail rotates from the use state to the folding state, the limiting shaft firstly enters the gap between the two lower end convex parts, the two lower end deformation grooves are compressed by outwards extruding the two lower end convex parts, and the gap between the two lower end convex parts is expanded so that the limiting shaft can pass through; and after passing through, clearance between two lower extreme bellying, two lower extreme deformation grooves all resume, spacing axle gets into the spacing hole of lower extreme of spacing groove makes spacing axle quilt simultaneously the spacing hole of lower extreme with two lower extreme bellying are spacing, avoid spacing axle is in the state of packing up of handrail appears rocking down, has improved the stability of handrail under the state of packing up, has further reduced the utility model discloses the noise that produces at the car driving in-process.
As a preferred embodiment of the present invention: the clearance groove of the baffle plate is provided with two upper end convex parts which are inwards protruded at the upper part, the distance between the two upper end convex parts is smaller than the shaft diameter of the limiting shaft, and the baffle plate is provided with an upper end deformation groove at the outer side position of the two upper end convex parts; when the stop plate is fixed on the first handrail support, the two upper end protruding parts are positioned at the edge position below the upper end limiting hole.
When the handrail rotates from the folding state to the using state, the limiting shaft firstly enters the gap between the two upper end convex parts, the two upper end deformation grooves are compressed by outwards extruding the two upper end convex parts, and the gap between the two upper end convex parts is expanded so that the limiting shaft can pass through; and after passing through, clearance between two upper end bellying, two upper end deformation grooves all resume, spacing axle gets into the spacing hole in upper end of spacing groove makes spacing axle quilt simultaneously the spacing hole in upper end with two upper end bellying are spacing, avoid spacing axle is in appear rocking under the user state of handrail, improved the stability of handrail under the user state, further reduced the utility model discloses the noise that produces at the car driving in-process.
As a preferred embodiment of the present invention: the first handrail support is provided with a shaft hole, and the baffle plate is provided with a rotating shaft through hole and two bearing half bodies positioned on two sides of the rotating shaft through hole; the first end part of the rotating shaft penetrates through the rotating shaft through hole and is in rotatable fit with the two bearing half bodies; when the stop plate is fixed on the first handrail support, the two bearing half bodies penetrate through the shaft hole.
Compared with the prior art, the utility model discloses following beneficial effect has:
first, the utility model discloses a spacing groove by the spacing hole of lower extreme, the spacing hole of upper end, transition groove section constitution to adopt the spacing axle that the first end was equipped with the dog, when guaranteeing the installation convenience of handrail and first handrail support, can receive the suitcase impact at the car back row seat, make the handrail produce great inertial force under the impact force effect and rotate to the user state by packing up the state, guarantee that spacing axle can not break away from first handrail support, in order to prevent that the handrail from coming off from first handrail support at this moment, the handrail of avoiding coming off causes the injury to the passenger; furthermore, the utility model discloses still have simple structure, do not increase the advantage of handrail structure weight and cost.
Second, the utility model discloses be equipped with the fender position board that has clearance groove, first separation blade and second separation blade, can be when guaranteeing first handrail support, handrail, second handrail support and fender position board equipment of being convenient for, can prevent that spacing axle from taking place the axial float when the handrail is in the state of packing up to reduce the friction and the collision that spacing axle takes place at the car driving in-process, effectively reduced the utility model discloses the noise that produces at the car driving in-process.
Third, the utility model discloses a keep away the dead slot at the fender position board and set up two lower extreme bellyings, make spacing axle be in the handrail and pack up the state down can be spacing by spacing hole of lower extreme and two lower extreme bellyings simultaneously, avoid spacing axle to appear rocking at this moment, improved the stability of handrail under the state of packing up, further reduced the utility model discloses the noise that produces at the car driving in-process.
Fourth, the utility model discloses a keep away the dead slot at the fender position board and set up two upper end bellyings, make spacing axle can be spacing by spacing hole in upper end and two upper end bellyings simultaneously under the handrail is in the user state, avoid spacing axle to appear rocking at this moment, improved the stability of handrail under the user state, further reduced the utility model discloses the noise that produces at the car driving in-process.
Drawings
The invention will be described in further detail with reference to the following drawings and specific embodiments:
fig. 1 is a schematic structural view of the armrest structure of the rear seat of the automobile according to the present invention when the armrest is in the retracted state;
FIG. 2 is an enlarged view of portion A of FIG. 1;
fig. 3 is a schematic structural view of a first handrail support of the present invention;
fig. 4 is a schematic structural diagram of the middle baffle of the present invention.
Detailed Description
The present invention will be described in detail with reference to the following embodiments and the accompanying drawings to help those skilled in the art to better understand the concept of the present invention, but the scope of the claims of the present invention is not limited to the following embodiments, and all other embodiments obtained without creative work for those skilled in the art will fall within the scope of the present invention without departing from the scope of the present invention.
Example one
As shown in fig. 1 to 3, the utility model discloses an automobile rear seat armrest structure with anti-drop function, which comprises a first armrest support 1, an armrest 2 and a second armrest support 3 arranged in sequence along the left and right direction, the first armrest support 1 and the second armrest support 3 are both fixed on a back row seat backrest framework 6, a rotating shaft 4 and a limiting shaft 5 are fixed on the handrail 2, a first end and a second end of the rotating shaft 4 are respectively rotatably connected with the first handrail support 1 and the second handrail support 3, the first handrail bracket 1 is provided with a limit groove 1a extending along an arc line, the center of the arc line is positioned on the rotating axis of the rotating shaft 4, the width of the limiting groove 1a at any position is larger than the shaft diameter of the limiting shaft 5, and the first end of the limiting shaft 5 penetrates through the limiting groove 1a, so that: when the handrail 2 rotates around the rotation axis of the rotating shaft 4, the limit shaft 5 can freely rotate around the rotation axis of the rotating shaft 4 in the limit groove 1 a; when the armrest 2 is in the stowed state and the use state, the limit shaft 5 is respectively positioned at the lower end position and the upper end position of the limit groove 1 a;
the limiting groove 1a is composed of a lower limiting hole 1a1 as the lower end position, an upper limiting hole 1a2 as the upper end position, and a transition groove section 1a3 for communicating the lower limiting hole 1a1 with the upper limiting hole 1a2, wherein the aperture of the upper limiting hole 1a2 is smaller than that of the lower limiting hole 1a 1; the first end of the limiting shaft 5 is provided with a stop 5-1, and the maximum diameter of the stop 5-1 is smaller than the aperture of the lower limiting hole 1a1 and larger than the aperture of the upper limiting hole 1a 2.
Therefore, since the maximum diameter of the stop 5-1 is smaller than the diameter of the lower end limiting hole 1a1, when the first end of the rotating shaft 4 is rotatably connected with the first handrail support 1, the stop 5-1 of the limiting shaft 5 can smoothly pass through the lower end limiting hole 1a1 of the limiting groove 1a, so as to facilitate the installation of the handrail 2 and the first handrail support 1; in the using process, when the automobile rear seat is impacted by the trunk, so that the armrest 2 generates a large inertia force under the impact force and rotates from the retracted state to the using state, because the maximum diameter of the stop 5-1 is larger than the aperture of the upper-end limiting hole 1a2, the stop 5-1 cooperates with the upper-end limiting hole 1a2 to perform an axial limiting effect on the limiting shaft 5, so as to ensure that the limiting shaft 5 cannot be separated from the first armrest support 1 at this time, so that the armrest 2 is prevented from falling off from the first armrest support 1 at this time, and the falling armrest 2 is prevented from injuring passengers.
Example two
On the basis of the first embodiment, the second embodiment further adopts the following preferred structure:
as shown in fig. 1 to 4, the armrest structure of the rear seat of the automobile further includes a baffle plate 7, where the baffle plate 7 is fixed on the first armrest support 1 and located between the first armrest support 1 and the armrest 2; the baffle plate 7 is provided with a clearance groove 7a, so that the first end part of the limiting shaft 5 sequentially penetrates through the clearance groove 7a and the limiting groove 1a, and the clearance groove 7a is utilized to ensure that the baffle plate 7 does not hinder the movement of the limiting shaft 5 in the limiting groove 1 a; moreover, the baffle plate 7 is provided with a first baffle 7-1 and a second baffle 7-2 which leave a gap 7b therebetween, and both the first baffle 7-1 and the second baffle 7-2 pass through the lower end limiting hole 1a1 of the limiting groove 1a, so that: when the handrail 2 is in the retracted state, the limiting shaft 5 is located between the first blocking piece 7-1 and the second blocking piece 7-2, and the blocking piece 5-1 of the limiting shaft 5 abuts against the end surfaces of the first blocking piece 7-1 and the second blocking piece 7-2.
Therefore, when the first handrail support 1, the handrail 2, the second handrail support 3 and the stop plate 7 are assembled, the stop 5-1 of the limiting shaft 5 can be penetrated between the first blocking piece 7-1 and the second blocking piece 7-2, so that the first blocking piece 7-1 and the second blocking piece 7-2 are slightly deformed and are outwards expanded under the action of the stop 5-1, the first end part of the limiting shaft 5 penetrates through the clearance groove 7a of the stop plate 7, and the deformation of the first blocking piece 7-1 and the second blocking piece 7-2 disappears after the stop 5-1 penetrates and is reset; then, while fixing the stop plate 7 to the first handrail support 1, the first end of the limit shaft 5 passes through the limit groove 1a, and the first end of the rotating shaft 4 is rotatably connected with the first handrail support 1; finally, the second end of the rotating shaft 4 is rotatably connected to the second handrail support 3, and the assembly is completed.
And, because when handrail 2 is in the state of packing up, the dog 5-1 of spacing axle 5 supports and is in on the terminal surface of first separation blade 7-1 and second separation blade 7-2, can prevent spacing axle 5 takes place the axial float at this moment to reduce the friction and the collision that spacing axle 5 took place at the car driving in-process, effectively reduced the utility model discloses the noise that produces at the car driving in-process.
The above is the basic implementation manner of the second embodiment, and further optimization, improvement and limitation can be made on the basis of the basic implementation manner:
preferably: the first baffle 7-1 and the second baffle 7-2 are two arc-shaped baffles positioned on the same circumference, and the inner diameters of the two arc-shaped baffles are more than the shaft diameter of the limiting shaft 5 and smaller than the maximum diameter of the baffle 5-1.
Preferably: the stop block 5-1 of the limiting shaft 5 is a frustum-shaped stop block, so that the stop block 5-1 can smoothly pass through the space between the first baffle 7-1 and the second baffle 7-2 when the first handrail support 1 and the handrail 2 are assembled.
Preferably: the stop plate 7 is made of plastic.
Preferably: the stop plate 7 is fixed on the first handrail support 1 in a buckling connection mode.
Preferably: the first handrail support 1 is provided with a positioning hole 1b, the stop plate 7 is provided with a positioning boss 7-3, and when the stop plate 7 is fixed on the first handrail support 1, the positioning boss 7-3 penetrates through the positioning hole 1b, so that the stop plate 7 and the first handrail support 1 can be conveniently installed and positioned.
EXAMPLE III
On the basis of the second embodiment, the third embodiment further adopts the following preferred structure:
the clearance groove 7a of the baffle plate 7 is provided with two lower end convex parts 7a1 protruding inwards at the lower part, the distance between the two lower end convex parts 7a1 is smaller than the shaft diameter of the limiting shaft 5, and the baffle plate 7 is provided with a lower end deformation groove 7e at the outer side position of the two lower end convex parts 7a 1; when the retainer plate 7 is fixed to the first handle frame 1, the two lower protrusions 7a1 are located at the upper edge of the lower limit hole 1a 1.
Thus, when the armrest 2 is rotated from the use state to the stowed state, the stopper shaft 5 first enters the gap between the two lower end protrusions 7a1, and by pressing the two lower end protrusions 7a1 outward, the two lower end deformation grooves 7e are compressed, and the gap between the two lower end protrusions 7a1 is enlarged, so that the stopper shaft 5 can pass through; and after passing through, clearance, two lower extreme deformation groove 7e between two lower extreme bellying 7a1 all resume, spacing axle 5 gets into spacing hole 1a1 of lower extreme of spacing groove 1a makes spacing axle 5 quilt simultaneously lower extreme spacing hole 1a1 with two lower extreme bellying 7a1 are spacing, avoid spacing axle 5 is in rock appears under the state of packing up of handrail 2, improved the stability of handrail 2 under the state of packing up, further reduced the utility model discloses the noise that produces at the car driving in-process.
Example four
On the basis of the second or third embodiment, the fourth embodiment further adopts the following preferred structure:
the clearance groove 7a of the baffle plate 7 is provided with two upper end convex parts 7a2 protruding inwards at the upper part, the distance between the two upper end convex parts 7a2 is smaller than the shaft diameter of the limiting shaft 5, and the baffle plate 7 is provided with an upper end deformation groove 7c at the outer side position of the two upper end convex parts 7a 2; when the retainer plate 7 is fixed to the first handle frame 1, the two upper protrusions 7a2 are located at the lower edge of the upper limit hole 1a 2.
Thus, when the armrest 2 is rotated from the stowed state to the use state, the stopper shaft 5 first enters the gap between the two upper end protrusions 7a2, and by pressing the two upper end protrusions 7a2 outward, the two upper end deformation grooves 7c are compressed, and the gap between the two upper end protrusions 7a2 is enlarged, so that the stopper shaft 5 can pass through; and after passing through, clearance, two upper end deformation groove 7c between two upper end bellying 7a2 all resume, spacing axle 5 gets into spacing hole 1a2 in upper end of spacing groove 1a makes spacing axle 5 quilt simultaneously upper end spacing hole 1a2 with two upper end bellying 7a2 are spacing, avoid spacing axle 5 is in the rocking appears under handrail 2's the user state, has improved handrail 2 stability under the user state, has further reduced the utility model discloses the noise that produces in the car driving process.
EXAMPLE five
On the basis of any one of the second to fourth embodiments, the fifth embodiment further adopts the following preferred structure:
the first handrail support 1 is provided with a shaft hole 1c, and the baffle plate 7 is provided with a rotating shaft through hole 7d and two bearing half bodies 7-4 positioned on two sides of the rotating shaft through hole 7 d; the first end part of the rotating shaft 4 penetrates through the rotating shaft through hole 7d and is in rotatable fit with the two bearing half bodies 7-4; when the stop plate 7 is fixed to the first handrail support 1, the two bearing halves 7-4 pass through the shaft hole 1 c.
The present invention is not limited to the above-mentioned embodiments, and according to the above-mentioned contents, according to the common technical knowledge and conventional means in the field, without departing from the basic technical idea of the present invention, the present invention can also make other equivalent modifications, replacements or changes in various forms, all falling within the protection scope of the present invention.
Claims (10)
1. The utility model provides an automobile back row seat armrest structure with anticreep function, includes first handrail support (1), handrail (2) and second handrail support (3) that follow left and right directions and arrange in proper order, first handrail support (1) and second handrail support (3) all are fixed on back row seat back skeleton (6), handrail (2) are fixed with pivot (4) and spacing axle (5), the first end and the second end of pivot (4) respectively with first handrail support (1) and second handrail support (3) rotatable coupling, first handrail support (1) are equipped with spacing groove (1a) that extend along the arc line, the centre of a circle of arc line falls on the rotation axis of pivot (4), the width of spacing groove (1a) in optional position all is greater than the axle diameter of spacing axle (5), the first end of spacing axle (5) passes spacing groove (1a), such that: when the handrail (2) is in a retracted state and a use state, the limiting shaft (5) is respectively positioned at the lower end position and the upper end position of the limiting groove (1 a);
the method is characterized in that:
the limiting groove (1a) is composed of a lower end limiting hole (1a1) serving as the lower end position of the limiting groove, an upper end limiting hole (1a2) serving as the upper end position of the limiting groove, and a transition groove section (1a3) communicating the lower end limiting hole (1a1) with the upper end limiting hole (1a2), and the aperture of the upper end limiting hole (1a2) is smaller than that of the lower end limiting hole (1a 1); the first end part of the limiting shaft (5) is provided with a stop block (5-1), and the maximum diameter of the stop block (5-1) is smaller than the aperture of the lower-end limiting hole (1a1) and larger than the aperture of the upper-end limiting hole (1a 2).
2. The armrest structure for automobile rear seats with drop-preventing function according to claim 1, wherein: the armrest structure of the automobile rear seat further comprises a baffle plate (7), wherein the baffle plate (7) is fixed on the first armrest support (1) and is positioned between the first armrest support (1) and the armrest (2); the stop plate (7) is provided with a clearance groove (7a), so that the first end part of the limiting shaft (5) sequentially penetrates through the clearance groove (7a) and the limiting groove (1 a); and, the baffle plate (7) is provided with a first baffle sheet (7-1) and a second baffle sheet (7-2) which leave a gap (7b) therebetween, and the first baffle sheet (7-1) and the second baffle sheet (7-2) both penetrate through the lower end limiting hole (1a1) of the limiting groove (1a), so that: when the handrail (2) is in a retracted state, the limiting shaft (5) is positioned between the first blocking piece (7-1) and the second blocking piece (7-2), and the stop block (5-1) of the limiting shaft (5) is abutted against the end faces of the first blocking piece (7-1) and the second blocking piece (7-2).
3. The armrest structure for automobile rear seats with drop-preventing function according to claim 2, wherein: the first blocking piece (7-1) and the second blocking piece (7-2) are two arc-shaped blocking pieces located on the same circumference, and the inner diameters of the two arc-shaped blocking pieces are larger than the shaft diameter of the limiting shaft (5) and smaller than the maximum diameter of the blocking piece (5-1).
4. The armrest structure for automobile rear seats with drop-preventing function according to claim 2, wherein: the stop block (5-1) of the limiting shaft (5) is a frustum-shaped stop block.
5. The armrest structure for automobile rear seats with drop-preventing function according to claim 2, wherein: the stop plate (7) is made of plastic.
6. The armrest structure for automobile rear seats with drop-preventing function according to claim 2, wherein: the stop plate (7) is fixed on the first handrail support (1) in a buckling connection mode.
7. The armrest structure for automobile rear seats with drop-preventing function according to claim 2, wherein: the first handrail support (1) is provided with a positioning hole (1b), the baffle plate (7) is provided with a positioning boss (7-3), and the positioning boss (7-3) penetrates through the positioning hole (1b) when the baffle plate (7) is fixed on the first handrail support (1).
8. The armrest structure for automobile rear seats with drop-off prevention function according to any one of claims 2 to 7, wherein: two lower end convex parts (7a1) which are inwards protruded are formed at the lower part of the clearance groove (7a) of the baffle plate (7), the distance between the two lower end convex parts (7a1) is smaller than the shaft diameter of the limiting shaft (5), and a lower end deformation groove (7e) is formed at the outer side position of each of the two lower end convex parts (7a1) of the baffle plate (7); when the stop plate (7) is fixed on the first handrail support (1), the two lower end protrusions (7a1) are positioned at the upper edge position of the lower end limiting hole (1a 1).
9. The armrest structure for automobile rear seats with drop-off prevention function according to any one of claims 2 to 7, wherein: the clearance groove (7a) of the baffle plate (7) is provided with two upper end convex parts (7a2) protruding inwards at the upper part, the distance between the two upper end convex parts (7a2) is smaller than the shaft diameter of the limiting shaft (5), and the baffle plate (7) is provided with an upper end deformation groove (7c) at the outer side of the two upper end convex parts (7a 2); when the stop board (7) is fixed on the first handrail support (1), the two upper end protrusions (7a2) are positioned at the lower edge position of the upper end limiting hole (1a 2).
10. The armrest structure for automobile rear seats with drop-off prevention function according to any one of claims 2 to 7, wherein: the first handrail support (1) is provided with a shaft hole (1c), the baffle plate (7) is provided with a rotating shaft through hole (7d) and two bearing half bodies (7-4) positioned at two sides of the rotating shaft through hole (7 d); the first end part of the rotating shaft (4) penetrates through the rotating shaft through hole (7d) and is in rotatable fit with the two bearing half bodies (7-4); when the stop plate (7) is fixed on the first handrail support (1), the two bearing halves (7-4) pass through the shaft hole (1 c).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020232440.0U CN212124937U (en) | 2020-02-28 | 2020-02-28 | Car back-row seat handrail structure with anticreep function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020232440.0U CN212124937U (en) | 2020-02-28 | 2020-02-28 | Car back-row seat handrail structure with anticreep function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212124937U true CN212124937U (en) | 2020-12-11 |
Family
ID=73678284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020232440.0U Active CN212124937U (en) | 2020-02-28 | 2020-02-28 | Car back-row seat handrail structure with anticreep function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212124937U (en) |
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2020
- 2020-02-28 CN CN202020232440.0U patent/CN212124937U/en active Active
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