CN209305419U - It rests the head on adjustable automobile headrest device - Google Patents
It rests the head on adjustable automobile headrest device Download PDFInfo
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- CN209305419U CN209305419U CN201822041137.8U CN201822041137U CN209305419U CN 209305419 U CN209305419 U CN 209305419U CN 201822041137 U CN201822041137 U CN 201822041137U CN 209305419 U CN209305419 U CN 209305419U
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Abstract
The utility model discloses a kind of adjustable automobile headrest device of headrest, support bar group including two headrests and with Telescopic, the support bar group includes the first rod piece, second rod piece and slideable the first extension rod being installed on the first rod piece and slideable the second extension rod being installed on the second rod piece, this first, second rod piece elastic connection each other, in first, upper two strut of pillow is provided with a hook part after respectively corresponding automobile on second rod piece, distance can increase or reduce with the flexible of support bar group between two hook part, the opening of two hook parts face or away form one another toward each other;Two headrest respectively can 360 ° of degree rotary types correspondence be installed on one end outwardly of the first extension rod and the second extension rod, and it is relative to each other.Whereby, it is fixed by using two hook parts adjustable in pitch and fulcrum bar of headrest of automobile elasticity, keeps the fast assembling and disassembling of headrest device convenient;Simultaneously by two headrest be designed as spacing it is adjustable and can 360 ° of multi gear position rotation modes, further improve ease of use.
Description
Technical field
The utility model relates to Automobile Products field technologies, refer in particular to a kind of adjustable automobile headrest device of headrest.
Background technique
With the improvement of living standards, the people for possessing private car is more and more, and private car is opened in selection when usually going on a journey
It is more and more common.Therefore long-duration driving vehicle is also a kind of normality.Usual driver is easy to produce after long-duration driving
Fatigue and bring security risk, on vehicle occupant for a long time by bus during also can be very tired out.Therefore, driver and occupant are usual
Time dead can be taken advantage of to have a rest in service area or parking area, and the seat headrest on cars on hand be all it is plate, people is entering
After sleep, musculi colli has loosened rear support not head tends to left and right offset, is easy to hit the door-plate on the left side at this time or fall
Enter the right neutral area, certain scaring is brought to people, and be easy to cause security risk.
To solve the above-mentioned problems, occurs a kind of automobile headrest device in the market, but this kind of headrest device has the following deficiencies:
The first, it is usually necessary to use the modes of lock screw and fulcrum bar of headrest of automobile cooperation either first to remove automotive headrest during installation
It is installed on headrest stay in a manner of inserting, it is inconvenient to mount and dismount;The second, two headrest spacing of this kind of headrest device are not
It is adjustable, it cannot flexibly cope with, make troubles to user in use;The headrest rotation gear of third, this kind of headrest device
It is less, cause rotatable amplitude small, keeps the operations such as the folding of headrest device not convenient enough.Therefore, existing headrest device should be carried out
It improves, to solve the above problems, improves the ease of use of headrest device.
Utility model content
In view of this, the utility model is in view of the existing deficiencies of the prior art, main purpose is to provide a kind of headrest can
Adjustable type automobile headrest device is fixed by using two hook parts adjustable in pitch and fulcrum bar of headrest of automobile elasticity, makes device of resting the head on
Fast assembling and disassembling is convenient;It is adjustable that two headrests are designed as spacing simultaneously, and can 360 ° of multi gear position rotation modes, further improving makes
Use convenience.
To achieve the above object, the utility model is using following technical solution:
A kind of adjustable automobile headrest device of headrest comprising there are two headrests and the support bar group with Telescopic, it should
Support bar group includes the first rod piece, the second rod piece and slideable the first extension rod being installed on the first rod piece and slidably
Formula is installed on the second extension rod on the second rod piece, first rod piece and the second rod piece elastic connection each other, in the first rod piece and
Upper two strut of pillow is provided with a hook part after respectively corresponding automobile on second rod piece, and distance can be with support bar group between two hook part
It is flexible and increase or reduce, the opening of two hook parts face or away form one another toward each other;Two headrest respectively can 360 ° of degree rotations
Formula correspondence is installed on one end outwardly of the first extension rod and the second extension rod, and opposite to each other.
As a preferred embodiment: between first extension rod and the first rod piece and the second extension rod and the second rod piece
Between be respectively arranged with and make locked mechanism fixed relative to one another, slid along respectively on the first extension rod and the second extension rod
Direction is provided with sliding slot, and locked mechanism passes through the sliding slot.
As a preferred embodiment: the locked mechanism includes screw bolt and nut, which passes through above-mentioned sliding slot, nut
Be installed on bolt lower end, when bolt is tightened, between the first extension rod and the first rod piece and the second extension rod and the second rod piece it
Between it is relatively fixed;It, and can between the second extension rod and the second rod piece between the first extension rod and the first rod piece when bolt is unscrewed
Opposite sliding.
As a preferred embodiment: the locked mechanism includes connecting pin, elastic element, holding block and rack gear, is somebody's turn to do
Connecting pin passes through above-mentioned sliding slot, which is butted between connecting pin upper end and the first rod piece or the second rod piece outer wall, the card
Gu being provided with rack gear on block, it is fixed on connecting pin lower end, direction is set to the first extension rod or second prolongs the rack gear along the chute
By the sliding slot side of boom, the holding block be pressed with connecting pin upper end or unclamp and with rack gear is detachable is meshed.
As a preferred embodiment: a company for the two to be connected is equipped between first rod piece and the second rod piece
Extension bar has elastic component in being arranged in the connecting rod, which is connected between the first rod piece and connection boom end or supports
Be connected between the second rod piece and connection boom end, and on the first rod piece and the second rod piece hook part opening face toward each other.
As a preferred embodiment: a company for the two to be connected is equipped between first rod piece and the second rod piece
Extension bar has elastic component in being arranged in the connecting rod, and the elastic element is between the first rod piece and the second rod piece.
As a preferred embodiment: the support bar group further includes an intermediate bar and a connecting rod, in the intermediate bar inside
Sky, the first rod piece and the second rod piece is slideable is installed on intermediate bar both ends, which is arranged in connection first in intermediate bar
Rod piece and the second rod piece, are arranged an elastic element outside connecting rod, which is connected to the first rod piece and the second rod piece
Between, and with a partition for being limited to connecting rod in the intermediate bar, connecting rod is across the partition and the first rod piece, second
Rod piece is connected.
As a preferred embodiment: the support bar group further includes an intermediate bar and a connecting rod, in the intermediate bar inside
Sky, the first rod piece and the second rod piece is slideable is installed on intermediate bar both ends, which is arranged in connection first in intermediate bar
Rod piece and the second rod piece, are arranged two elastic elements outside connecting rod, wherein an elastic element is located at the first Rod end and company
Between extension bar left end, another elastic element has one between the second Rod end and connecting rod right end in the intermediate bar
Partition for limiting to connecting rod, connecting rod pass through the partition and are connected with the first rod piece, the second rod piece.
As a preferred embodiment: first extension rod and the second extension rod are respectively provided with a cooperation on one end outwardly
Column is respectively arranged with a fixture block with two notches, corresponding two notches are symmetrically offered on zygostyle in this, is provided with two in matching in zygostyle
Elastic element, which respectively corresponds abuts with two fixture block lower ends, and two fixture block upper end elastic floating formulas stretch out in
Outside two notches;In resting the head on, upper corresponding matching column is provided with mating groove, in be surrounded in the mating groove it is a plurality of can be with card
Block is elastically engaged and the serrate slot of clamping, is located in mating groove with zygostyle, and fixture block can roller and serrate slot cooperation.
The utility model has clear advantage and beneficial effect compared with prior art, specifically, by above-mentioned technology
Scheme it is found that by by two headrests can 360 ° of rotary types be installed on support bar group both ends, and can in spacing is arranged in support bar group
Two hook parts adjusted, to form the headrest device being applied on automotive seat;The headrest device is using hook part and fulcrum bar of headrest of automobile bullet
Property the mode that fixes, fast assembling and disassembling is convenient;Two headrest spacing are adjustable simultaneously, and rest the head on can the rotation of multi gear position, mentioned for user
More conveniences are supplied.
For the structure feature and effect for more clearly illustrating the utility model, come with reference to the accompanying drawing with specific embodiment pair
It is described in detail.
Detailed description of the invention
Fig. 1 is the headrest device stereoscopic schematic diagram of the utility model;
Fig. 2 is that the headrest of the utility model separates stereoscopic schematic diagram with support bar group and the second extension rod;
Fig. 3 is that the headrest of the utility model separates another view with support bar group and the second extension rod
Angle stereoscopic schematic diagram;
Fig. 4 is that the fixture block of the utility model cooperates schematic diagram with zygostyle;
Fig. 5 is that the first locked mechanism of the utility model and support bar group cooperate lateral schematic cross-sectional view;
Fig. 6 is that second of locked mechanism of the utility model and support bar group cooperate lateral schematic cross-sectional view;
Fig. 7 is the first support bar group transverse direction schematic cross-sectional view of the utility model;
Fig. 8 is second of support bar group transverse direction schematic cross-sectional view of the utility model;
Fig. 9 is the third support bar group transverse direction schematic cross-sectional view of the utility model;
Figure 10 is the 4th kind of support bar group transverse direction schematic cross-sectional view of the utility model.
Description of drawing identification:
10, support bar group 11, the first rod piece
12, the second rod piece 13, elastic element
14, the first extension rod 15, the second extension rod
16, match zygostyle 161, fixture block
162, notch 163, elastic element
17, connecting rod 18, intermediate bar
181, partition 181 19, sliding slot
20,21, mating groove of headrest
22, serrate slot 30, hook part
40, locked mechanism 41, bolt
42, nut 43, connecting pin
44, button 45, holding block
46, elastic element 50, latch.
Specific embodiment
The utility model is as shown in Figures 1 to 10, a kind of adjustable automobile headrest device of headrest, including support bar group 10,
Two headrests 20 and two hook parts 30, in which:
The support bar group 10 has scalability comprising the first rod piece 11 and the second rod piece 12 laterally connected,
Have elastic component 13 in setting in the first rod piece 11 and the second rod piece 12, the first rod piece 11 and the second rod piece 12 pass through elastic element
13 elastic connections each other;And one end is equipped with the first extension rod 14 outwardly in the first rod piece 11, in the second rod piece 12 one end outwardly
Second extension rod 15 is installed.First extension rod 14 is installed on the first rod piece 11 using locked mechanism is slideable, this
Two extension rods 15 are installed on the second rod piece 12 using locked mechanism is detachable.
Two headrest 20 respectively can 360 ° of rotary types be corresponding is installed on the first extension rod 14 and the second extension rod 15 outwardly one
On end, (two headrest 20 is made two headrests 20 of soft material, such as sponge, silica gel, is irregular sector opposite to each other
Structure), the detachability of the first extension rod 14 and the second extension rod 15 realizes the removable unloading functions of headrest 20.Two headrest 20
It is designed as turnably, so that headrest device is when not in use, two headrests 20, which can turn to, is right against automotive headrest two sides, saves
Space;In use, two headrests 20 are rotated.
In order to realize that headrest 20 can be around 360 ° of multi-gear adjustments of support bar group, in the first extension rod 14 and the second extension rod 15
One is respectively set on one end outwardly with zygostyle 16, in this be provided on zygostyle 16 at least one can the fixture block 161 that protrude out of elasticity,
The fixture block 161 is combined with zygostyle 16 in the following ways: symmetrically offering two notches 162, two fixture blocks 161 on zygostyle 16 in matching
Floating is respectively corresponded in notch 162, is provided with two elastic elements 163 in matching in zygostyle 16, the two elastic elements 163
Both ends are respectively corresponded to abut with two fixture blocks, 161 lower end, and two fixture blocks, 161 upper end elastic floating formula stretches out in outside two notches 162, such as
Shown in attached drawing 4.
In headrest 20 on corresponding matching column 16 be provided with mating groove 21, in be surrounded in the mating groove 21 it is a plurality of can
It is elastically engaged with fixture block 161 and the serrate slot 22 of clamping, fixture block 161 can roller and the cooperation of serrate slot 22.Need to adjust headrest
When 20 angle, rotation headrest 20, serrate slot 22 is rotated relative to fixture block 161, and each serrate slot 22 is equivalent to a gear;Turn
After moving proper angle, fixture block 161 is engaged in serrate slot 22, and headrest 20 is made to keep relatively fixed (fixture block with support bar group 10
161 have elasticity, while not influencing rotation, have biggish frictional force between fixture block 161 and serrate slot 22, prevent opposite
It skids).
Two hook part 30 corresponds to two struts rested the head on after automobile, wherein a hook part 30 is set on the first rod piece 11, it is another
Hook part 30 is set on the second rod piece 12, and the distance between two hook parts 30 can be moved with the first rod piece 11 and the opposite of the second rod piece 12
Dynamic to be adjusted, in use, the detachable elasticity in two hook part 30 is hooked on two struts rested the head on after automobile headrest device.
In addition, it is necessary to further illustrate, above-mentioned support bar group 10 can be designed as needed following form:
The first, a company for the two to be connected as shown in Fig. 7, is equipped between the first rod piece 11 and the second rod piece 12
Extension bar 17 has elastic component 13 in being arranged in the connecting rod 17, which is connected to the second rod piece 12 and connecting rod 17
(elastic element 13 can also be connected between 17 end of the first rod piece 11 and connecting rod), the first rod piece 11 and the second bar between end
The opening of hook part 30 face toward each other on part 12.
The second, a company for the two to be connected as shown in Fig. 8, is equipped between the first rod piece 11 and the second rod piece 12
Extension bar 17 has elastic component 13 in being arranged in the connecting rod 17, which is located at the first rod piece 11 and the second rod piece 12
Between;(elastic element 13 is shorter, when installing headrest device, need to stretch bullet towards that can be opposite to each other for the opening of above-mentioned two hook part 30
Property element 13, makes distance and fulcrum bar of headrest of automobile pitch match between two hook parts 30) or away form one another (elastic element 13 is longer,
When installation headrest device, compression elastic element 13 is needed, makes distance and fulcrum bar of headrest of automobile pitch match between two hook parts 30).
Third, as shown in Fig. 9, increase by an intermediate bar 18 in support bar group 10,18 inner hollow of intermediate bar, first
Rod piece 11 and the second rod piece 12 is slideable is installed on 18 both ends of intermediate bar, which is arranged in intermediate bar 18, needs
Illustrate, partition 181 can be set in the middle part of intermediate bar 18, connecting rod 17 is arranged on partition 181 (using wearing and can phase
When to movable mode, the position-limit mechanism limited each other need to be set between intermediate bar 18 and the first rod piece 11, the second rod piece 12,
To prevent the first rod piece 11, the second rod piece 12 from skidding off outside intermediate bar 18;Using wearing and when relatively-stationary mode, do not need
Above-mentioned position-limit mechanism is set), partition 181 can carry out centralized positioning to connecting rod 17, prevent its inclination, 17 both ends pair of connecting rod
It should be connected with the first rod piece 11 and the second rod piece 12, and be arranged two elastic elements 13 outside connecting rod 17, wherein an elasticity member
Part 13 is butted between 17 left end of connecting rod and the first rod piece 11, and another elastic element 13 is butted on 17 right end of connecting rod and the second rod piece
Between 12;The opening of above-mentioned two hook part 30 according to elastic element situation towards can be designed as being opposite to each other or (that away form one another
When this face, two elastic elements 13 are spring, when installing headrest device, need to stretch two elastic elements 13, make between two hook parts 30
Distance and fulcrum bar of headrest of automobile pitch match;When away form one another, two elastic elements 13 are tension spring, wherein an elastic element 13 connects
It is connected between 17 left end of connecting rod and the first rod piece 11, another elastic element 13 is connected to 17 right end of connecting rod and the second rod piece 12
Between, when headrest device is installed, two elastic elements 13 need to be compressed, make distance and fulcrum bar of headrest of automobile spacing between two hook parts 30
With).
And when using the mounting means of above-mentioned stretching or compression, connecting rod 17 can be by being divided into two sections in the middle part of intermediate bar 18
(two sections of connecting rods are connected in the middle part of intermediate bar 18), two sections of connecting rods 17 respectively correspond the first rod piece 11 and the second rod piece 12,
Two elastic elements 13, which respectively correspond, to be sheathed in two connecting rods 17, and the abutment of two elastic elements 13 uses a company with above-mentioned
It is identical when extension bar 17.
As shown in Fig. 10, increase by an intermediate bar 18 in support bar group 10,18 inner hollow of intermediate bar, the first rod piece
11 and second rod piece 12 it is slideable be installed on 18 both ends of intermediate bar, which is arranged in intermediate bar 18, both ends pair
It should be connected with the first rod piece 11 and the second rod piece 12, and be arranged an elastic element 13 outside connecting rod 17, the elastic element 13
Both ends are butted on the first rod piece 11 and the second rod piece 12;When the elastic element 13 is spring, the opening of two hook parts 30 is toward each other
When back to, installation headrest device, compression elastic element 13 is needed, distance and fulcrum bar of headrest of automobile pitch match between two hook parts 30 are made;
When elastic element 13 is tension spring, face needs tensile elasticity element 13 when installing headrest device to the opening of two hook parts 30 toward each other,
Make distance and fulcrum bar of headrest of automobile pitch match between two hook parts 30.
Arrow indicates force direction when headrest device is installed in Fig. 7,8,9,10.
In addition, using above compression or stretching mounting means, there are also following composite structures: 1, being arranged in the middle part of intermediate bar
Partition 181, a connecting rod 17 be arranged on the partition 181 (using wear and can relatively movable mode when, need to be in intermediate bar 18
The position-limit mechanism limited each other is set between first rod piece 11, the second rod piece 12, to prevent the first rod piece 11, the second rod piece 12
It skids off outside intermediate bar 18;Using wearing and when relatively-stationary mode, do not need that above-mentioned position-limit mechanism is arranged), two elasticity
Element 13 is sheathed on 17 left and right ends of connecting rod respectively, and wherein an elastic element 13 be butted on partition 181 and the first rod piece 11 it
Between, another elastic element 13 is butted between partition 181 and the second rod piece 12;2, partition 181, two connections are set in the middle part of intermediate bar
Bar 17 is connected with the partition 181 respectively, is respectively corresponded and is sheathed in two connecting rods 17 using two elastic elements 13, wherein an elasticity
Element 13 is butted between partition 181 and the first rod piece 11, and another elastic element 13 is butted between partition 181 and the second rod piece 12.
It is adjustable for two 20 spacing of headrest, it is described as follows:
First way: as shown in Fig. 5, above-mentioned first extension rod 14 is slideable to be installed on the first rod piece 11, the
Two extension rods 15 are slideable to be installed on the second rod piece 12, and distance can prolong with the first extension rod 14, second between two headrests 20
The opposite sliding of boom 15 becomes larger or reduces, and which is between the first extension rod 14 and the first rod piece 11 and second extends
Locked mechanism 40 is respectively set between bar 15 and the second rod piece 12, is respectively corresponded on the first extension rod 14 and the second extension rod 15
It is closed that the sliding slot 19(sliding slot 19, which is arranged, in the locked mechanism 40), sliding slot 19 can be slided relative to locked mechanism 40, be locked simultaneously
Gu mechanism 40 has the function that the first extension rod 14 and the first rod piece 11 or the second extension rod 15 and the second rod piece 12 lock each other
Energy.Which realizes the adjusting to two 20 spacing of headrest using the slidability of the first extension rod 14 and the second extension rod 15,
The mode combined using bolt 41 plus nut 42 of locked mechanism 40, remains headrest 20 with support bar group 10 and is connected,
It is non-dismountable;When bolt 41 is tightened, between the first extension rod 14 and the first rod piece 11 and the second extension rod 15 and the second rod piece
It is relatively fixed between 12;When bolt 41 is unscrewed, between the first extension rod 14 and the first rod piece 11 and the second extension rod 15 and
It can opposite sliding between two rod pieces 12.
The second way: as shown in Fig. 6, above-mentioned first extension rod 14 is detachable and slideable is installed on the first bar
On part 11, the second extension rod 15 it is detachable and it is slideable be installed on the second rod piece 12, distance is with the between two headrests 20
The sliding of one extension rod 14, the second extension rod 15 becomes larger or reduces.Which be in the first extension rod 14 and the first rod piece 11 it
Between and the second extension rod 15 and the second rod piece 12 between locked mechanism 40 is respectively set, extend in the first extension rod 14 and second
It is closed for respectively corresponding the locked mechanism 40 on bar 15 and being provided with the sliding slot 19(sliding slot 19), sliding slot 19 can be relative to locking machine
Structure 40 is slided, while locked mechanism 40 has the first extension rod 14 and the first rod piece 11 or the second extension rod 15 and second
The function that rod piece 12 locks each other.Which is realized using the slidability of the first extension rod 14 and the second extension rod 15 to both ends
The adjusting of 20 spacing is rested the head on, locked mechanism 40 includes connecting pin 43, the button 44 for being set to 43 upper end of connecting pin, the company of being fixedly arranged on
The holding block 45 of 43 lower end of outbound, the elastic element 46 for jacking up button 44 upwards, and extend in the first extension rod 14, second
The rack gear 50 that can be engaged with holding block 45 is respectively arranged on 15 outer wall of bar, the connecting pin 43 can elastic telescopic be arranged in first
Between extension rod 14 and the first rod piece 11 and between the second extension rod 15 and the second rod piece 12, be provided on the holding block 45 with
The latch that rack gear 50 matches, holding block 45 drive with connecting pin 43(button 44) stretch and detachable nibbled with 50 elasticity of rack gear
It closes;When needing to slide the first extension rod 14 and the second extension rod 15, downward button press 44, connecting pin 43 drive holding block 45 to
Extension, to be separated with rack gear 50;Release button 44,46 activation button 44 of elastic element reset, and holding block 45 and rack gear 50 are again
Secondary engagement, the first extension rod 14 and the second extension rod 15 are locked.
The sliding slot 19 of both the above mode be it is closed, locked mechanism 40 can not skid off outside sliding slot 19, thus this two
The headrest 20 of kind mode can only adjust spacing, cannot disassemble.In addition it should be noted that above-mentioned each elastic element is bullet
Spring.
The usage mode of the headrest device is as follows: when installation headrest device, first headrest device being placed on front side of automotive headrest, will be rested the head on
Two hook parts 30 of device, which are adjusted to fulcrum bar of headrest of automobile spacing, to match (by the way of stretching or compressing), then by hook part 30
It is hooked on strut, then two headrests 20 is rotated to suitable position;When without headrest device, two headrests 20 are rotated upwardly to
It is corresponding with automotive headrest two sides or by hook part 30 by being removed on strut, folding rest the head on device.
The design focal point of the utility model is, by by two headrests can 360 ° of rotary types be installed on support bar group both ends,
And in two hook part adjustable in pitch is arranged in support bar group, to form the headrest device being applied on automotive seat;The headrest device
In such a way that hook part and fulcrum bar of headrest of automobile elasticity fix, fast assembling and disassembling is convenient;Two headrest spacing are adjustable simultaneously, and headrest can
The rotation of multi gear position, provides more conveniences for user.
The above descriptions are merely preferred embodiments of the present invention, not makees to the technical scope of the utility model
Any restrictions, thus it is all according to the technical essence of the utility model any trickle amendment made to the above embodiment, equivalent change
Change and modify, is still within the scope of the technical solutions of the present invention.
Claims (9)
1. a kind of adjustable automobile headrest device of headrest, it is characterised in that: include two headrests and the support with Telescopic
Bar group, the support bar group include the first rod piece, the second rod piece and slideable the first extension rod being installed on the first rod piece
With slideable the second extension rod being installed on the second rod piece, first rod piece and the second rod piece elastic connection each other, in
Upper two strut of pillow is provided with a hook part after respectively corresponding automobile on one rod piece and the second rod piece, and distance can be with branch between two hook part
Strut group flexible and increase or reduce, the opening of two hook parts face or away form one another toward each other;Two headrest respectively can
360 ° of degree rotary type correspondences are installed on one end outwardly of the first extension rod and the second extension rod, and opposite to each other.
2. the adjustable automobile headrest device of headrest according to claim 1, it is characterised in that: first extension rod and the
Being respectively arranged between one rod piece and between the second extension rod and the second rod piece makes locked mechanism fixed relative to one another, in
Direction is slid along on one extension rod and the second extension rod respectively and is provided with sliding slot, locked mechanism passes through the sliding slot.
3. the adjustable automobile headrest device of headrest according to claim 2, it is characterised in that: the locked mechanism includes
Screw bolt and nut, the bolt pass through above-mentioned sliding slot, and nut is installed on bolt lower end, when bolt is tightened, the first extension rod and first
It is relatively fixed between rod piece and between the second extension rod and the second rod piece;When bolt is unscrewed, the first extension rod and the first rod piece
Between and the second extension rod and the second rod piece between can opposite sliding.
4. the adjustable automobile headrest device of headrest according to claim 2, it is characterised in that: the locked mechanism includes
Connecting pin, elastic element, holding block and rack gear, the connecting pin pass through above-mentioned sliding slot, which is butted on connecting pin upper end
Between the first rod piece or the second rod piece outer wall, it is provided with rack gear on the holding block, is fixed on connecting pin lower end, the rack gear edge
Sliding slot direction is set to by the sliding slot side of the first extension rod or the second extension rod, which is pressed with connecting pin upper end or pine
Open and with rack gear is detachable is meshed.
5. the adjustable automobile headrest device of headrest according to claim 1, it is characterised in that: first rod piece and second
It is equipped with a connecting rod for the two to be connected between rod piece, has elastic component in being arranged in the connecting rod, the elastic element
It is connected between the first rod piece and connection boom end or is connected between the second rod piece and connection boom end, and the first rod piece and the
The opening of hook part face toward each other on two rod pieces.
6. the adjustable automobile headrest device of headrest according to claim 1, it is characterised in that: first rod piece and second
It is equipped with a connecting rod for the two to be connected between rod piece, has elastic component in being arranged in the connecting rod, the elastic element
Between the first rod piece and the second rod piece.
7. the adjustable automobile headrest device of headrest according to claim 1, it is characterised in that: the support bar group further includes
One intermediate bar and a connecting rod, the intermediate bar inner hollow, the first rod piece and the second rod piece is slideable is installed on intermediate bar two
End, the connecting rod are arranged in the first rod piece of connection and the second rod piece in intermediate bar, an elastic element are arranged outside connecting rod, should
Elastic element is connected between the first rod piece and the second rod piece, and the intermediate bar in one for connecting rod limit every
Plate, connecting rod pass through the partition and are connected with the first rod piece, the second rod piece.
8. the adjustable automobile headrest device of headrest according to claim 1, it is characterised in that: the support bar group further includes
One intermediate bar and a connecting rod, the intermediate bar inner hollow, the first rod piece and the second rod piece is slideable is installed on intermediate bar two
End, the connecting rod are arranged in the first rod piece of connection and the second rod piece in intermediate bar, two elastic elements are arranged outside connecting rod,
In an elastic element between the first Rod end and connecting rod left end, another elastic element is located at the second Rod end and company
Between extension bar right end, and with a partition for limiting to connecting rod in the intermediate bar, connecting rod is across the partition and first
Rod piece, the second rod piece are connected.
9. the adjustable automobile headrest device of headrest according to claim 1, it is characterised in that: first extension rod and the
Two extension rods are respectively provided with one on one end with zygostyle outwardly, in this with symmetrically offering two notches, corresponding two notches point on zygostyle
Be not provided with a fixture block, in being provided with two elastic elements in zygostyle, the two elastic elements both ends respectively correspond under two fixture blocks
End abuts, and two fixture block upper end elastic floating formulas stretch out in outside two notches;In resting the head on, upper corresponding matching column is provided with mating groove, in
Be surrounded in the mating groove it is a plurality of can be elastically engaged with fixture block and the serrate slot of clamping, be located in mating groove with zygostyle,
Fixture block can roller and serrate slot cooperation.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821976170 | 2018-11-28 | ||
CN2018219761703 | 2018-11-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209305419U true CN209305419U (en) | 2019-08-27 |
Family
ID=67675913
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201822041137.8U Active CN209305419U (en) | 2018-11-28 | 2018-12-06 | It rests the head on adjustable automobile headrest device |
Country Status (1)
Country | Link |
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CN (1) | CN209305419U (en) |
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2018
- 2018-12-06 CN CN201822041137.8U patent/CN209305419U/en active Active
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