CN219989071U - Up-down lifting two-way headrest structure - Google Patents
Up-down lifting two-way headrest structure Download PDFInfo
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- CN219989071U CN219989071U CN202320360565.5U CN202320360565U CN219989071U CN 219989071 U CN219989071 U CN 219989071U CN 202320360565 U CN202320360565 U CN 202320360565U CN 219989071 U CN219989071 U CN 219989071U
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- sliding
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- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 238000005253 cladding Methods 0.000 claims description 7
- 230000033001 locomotion Effects 0.000 claims description 7
- 230000001174 ascending effect Effects 0.000 claims 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Seats For Vehicles (AREA)
- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The utility model discloses an up-and-down lifting two-way headrest structure, which comprises a headrest body, a headrest rod and an adjusting mechanism, wherein the headrest rod is arranged on the headrest body; the lower part of the headrest rod is fixed on the seat, and the headrest body is arranged on the upper part of the headrest rod in a lifting manner; the adjusting mechanism is arranged in the headrest body and is suitable for lifting and adjusting and locking the headrest body; through the headrest body is in go on the headrest pole oscilaltion is adjusted, so that satisfy different personnel to the application demand of headrest body. The utility model has the beneficial effects that: through setting up the headrest body slip on the headrest pole to adjust the locking and relax the headrest body through the adjustment mechanism that the inside setting of headrest body goes up and down on the headrest pole, so that satisfy the application demand of different personnel to the headrest body, when realizing satisfying different personnel altitude mixture control to the headrest body, also guaranteed the reliability of the headrest body after adjusting.
Description
Technical Field
The utility model relates to the technical field of automobile headrests, in particular to an up-down lifting two-way headrest structure.
Background
The headrest of the automobile seat is a driving comfort configuration article and a safety protection article, and is also an important part for ensuring the safety and comfort of the head of a passenger, and in order to improve the comfort of the head of the passenger of a vehicle, the headrest of the automobile seat needs to be adjusted so that the headrest is more attached to the head of the passenger.
The locking subassembly that current car seat last headrest goes up and down to go up and down to adjust is complicated, the volume is great, the reliability is poor, because the headrest inner space is limited, and the great stroke of headrest lift of restriction of the great lift locking subassembly of volume makes the lift adjustment scope of headrest less, can not satisfy different driver and passengers' demand completely, makes its application scope more restricted, and the practicality is not enough. So that an up-and-down lifting two-way headrest structure capable of meeting the adjustment requirements of different people is urgently needed at present.
Disclosure of Invention
The utility model aims to provide the up-and-down lifting two-way headrest structure which is simple in structure, wide in application range and good in reliability.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a headrest structure capable of lifting up and down in two directions comprises a headrest body, a headrest rod and an adjusting mechanism; the lower part of the headrest rod is fixed on the seat, and the headrest body is arranged on the upper part of the headrest rod in a lifting manner; the adjusting mechanism is arranged in the headrest body and is suitable for locking or loosening the headrest body along the lifting adjustment of the headrest rod; the headrest rod is loosened through the adjusting mechanism, so that the headrest body is lifted and adjusted up and down on the headrest rod, so that the applicable requirements of different people on the headrest body are met, and the headrest rod is locked through the adjusting mechanism, so that the headrest body is locked and fixed on the headrest rod, and the reliability of the headrest body is improved.
Preferably, the adjusting mechanism comprises a pressing component and an adjusting component; the adjusting component is arranged in the headrest body and is suitable for being in locking fit with the headrest rod; the pressing component is arranged on the side part of the headrest body and is suitable for being matched with the adjusting component, so that the adjusting component is unlocked through the pressing component; when pressing the subassembly, press the subassembly can drive the adjusting part carries out sliding movement on the headrest pole, the adjusting part is installed inside the headrest body, consequently the adjusting part can be taken when carrying out the oscilaltion regulation the headrest body carries out oscilaltion regulation together, so that through pressing the subassembly come to unlock the adjusting part, right the headrest body removes.
Preferably, the adjusting assembly comprises a pair of locking sliding blocks and a linkage assembly; the locking slide blocks are symmetrically and slidably arranged on two sides of the inside of the headrest body, and are suitable for being in limit fit with two slide bars corresponding to the headrest rods; the locking sliding blocks are connected through the linkage assembly; the pressing component is suitable for being matched with the side part of one locking sliding block; when in a natural state, the locking sliding block is locked with the corresponding sliding rod; when lifting adjustment is carried out, the pressing component is pressed to drive one locking slide block to move away from the corresponding slide bar, and the other locking slide block also moves away from the corresponding slide bar through the linkage component; one of the locking sliding blocks and the other locking sliding block can be driven to move in opposite directions under the action of the linkage assembly by pressing the pressing assembly, so that one of the locking sliding blocks moves away from the corresponding sliding rod, the headrest body slides on the headrest rod, and up-down lifting adjustment of the headrest body is achieved.
Preferably, in the up-and-down lifting two-way headrest structure, opposite ends of the locking slide block are respectively provided with an inclined guide groove, and the inclined directions of the two guide grooves are opposite; the linkage assembly includes a guide pin; the guide pins are respectively inserted into the guide grooves of the two locking slide blocks in a sliding manner; when one of the locking slide blocks moves, the other locking slide block can be driven to move in the same direction or back direction by sliding along the guide grooves on the two locking slide blocks through the guide pin; through one of them locking slider removes, can be through pegging graft on two locking slider incline opposite direction the guide pin in the guide way removes in the guide way to drive another locking slider removes in the same direction or dorsad, so that realize two locking slider carries out the linkage and removes.
Preferably, the linkage assembly further comprises at least one locking spring, preferably two locking springs, wherein one end of one locking spring is connected with one locking slide block, the other end of one locking spring is connected with the headrest body, one end of the other locking spring is connected with the other locking slide block, the other end of the other locking spring is connected with the headrest body, and the two locking springs are respectively arranged in the linkage assembly, so that the linkage assembly can better perform linkage sliding and matching in the headrest body; when the pressing component is pressed, the two locking sliding blocks are linked to move oppositely to unlock, and the locking spring is in a deformation state; when the pressing component is loosened, the locking spring is reset through elasticity to drive the locking sliding block to carry out linkage, opposite movement and reset.
Preferably, in the up-and-down lifting two-way headrest structure, the locking sliding blocks are all provided with through holes; the sliding rod correspondingly penetrates through the through hole; the side part of the through hole is provided with a card, and the side part of the slide bar is provided with a plurality of clamping grooves at intervals along the axial direction; the locking slide blocks are suitable for being clamped with the clamping grooves through the clamping pieces, so that the headrest body is locked, when the two locking slide blocks slide in a linkage mode, through holes are formed in opposite sides of the two locking slide blocks, and a plurality of clamping grooves are formed in the side portions of the through holes at intervals along the axial direction and are matched with the side portions of the sliding rod; the pressing component is pressed to drive the card of the locking sliding block to deviate from the corresponding clamping groove, so that the headrest body is unlocked.
Preferably, in the up-and-down lifting two-way headrest structure, a mounting hole is formed in the side portion of the headrest body, and the mounting hole faces to the side portion of one of the locking sliding blocks; the pressing assembly comprises a button which is slidably arranged in the mounting hole and matched with the opposite side part of the locking sliding block; the button is pressed to drive the corresponding locking slide block to move, so that the headrest body is unlocked; when the button on the pressing assembly is pressed, the button moves towards the inside of the headrest body under the limit of the mounting hole, the button can squeeze the side part of one locking sliding block corresponding to the mounting hole, and the locking sliding block can move, so that the headrest body is unlocked.
Preferably, the headrest body comprises a headrest framework and a cladding piece; the headrest framework is suitable for being in sliding fit with the headrest rod, and the adjusting mechanism is arranged on the headrest framework; the wrapping piece is arranged on one side of the headrest framework so as to facilitate the headrest for personnel; the surface of the cladding piece, which is in contact with the head, is concave towards the center at two sides of the cladding piece, so that the head of a person can be better adapted to the head of the person, and stable and comfortable support is provided for the head of the person.
Preferably, the headrest body further comprises a lifting support block, the lifting support block is fixedly arranged on the headrest framework, and the adjusting mechanism is arranged on the lifting support block; positioning holes are formed in two sides of the lifting support block, and the lifting support block is in sliding fit with the headrest rod through the positioning holes; the lifting support block is fixedly arranged inside the headrest framework, so that the headrest framework can be lifted and lowered together when the lifting support block is lifted and lowered.
Preferably, in the up-down lifting two-way headrest structure, guide sleeves are arranged in the positioning holes, and the headrest rods are suitable for being in sliding fit with the guide sleeves; the guide sleeve is arranged in the positioning hole, so that the sliding of the headrest rod and the headrest rod can be better realized.
Compared with the prior art, the utility model has the beneficial effects that:
the headrest body is arranged on the headrest rod in a sliding way, so that the headrest body can be conveniently locked and released on the headrest rod through the up-and-down lifting adjustment of the adjusting mechanism arranged in the headrest body, and the applicable requirements of different people on the headrest body can be conveniently met; the headrest body can be adjusted in height by different persons, and meanwhile, the reliability of the adjusted headrest body is guaranteed.
Drawings
Fig. 1 is a schematic general structure of one embodiment of the present utility model.
Fig. 2 is a schematic view of the internal structure of the headrest body according to the present utility model.
Fig. 3 is an exploded view of the pressing assembly according to the present utility model.
Fig. 4 is a schematic view of the internal structure of the adjusting mechanism in the utility model.
FIG. 5 is a schematic view of two locking sliders according to the present utility model.
FIG. 6 is a schematic view of the locking motion of the locking slider according to the present utility model
FIG. 7 is a schematic view of the lock slide unlocking motion of the present utility model.
In the figure: the headrest body 1, the headrest frame 11, the covering member 12, the lifting support block 13, the positioning hole 131, the guide sleeve 1311, the mounting hole 14, the headrest rod 2, the slide rod 21, the clamping groove 211, the adjusting mechanism 3, the pressing assembly 31, the button 311, the button frame 312, the adjusting assembly 32, the locking slide block 321, the guide groove 3211, the through hole 3212, the card 3213, the linkage assembly 322, the guide pin 3221, and the locking spring 3222.
Detailed Description
The present utility model will be further described with reference to the following specific embodiments, and it should be noted that, on the premise of no conflict, new embodiments may be formed by any combination of the embodiments or technical features described below.
In the description of the present utility model, it should be noted that, for the azimuth words such as terms "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the azimuth and positional relationships are based on the azimuth or positional relationships shown in the drawings, it is merely for convenience of describing the present utility model and simplifying the description, and it is not to be construed as limiting the specific scope of protection of the present utility model that the device or element referred to must have a specific azimuth configuration and operation.
It should be noted that the terms "first," "second," and the like in the description and in the claims are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order.
The terms "comprises" and "comprising," along with any variations thereof, in the description and claims, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In one preferred embodiment of the present utility model, as shown in fig. 1 to 7, an up-and-down elevating two-way headrest structure comprises a headrest body 1, a headrest rod 2 and an adjusting mechanism 3; the lower part of the headrest rod 2 is fixed on a seat, and the headrest body 1 is arranged on the upper part of the headrest rod 2 in a lifting manner; the adjusting mechanism 3 is arranged in the headrest body 1, and the adjusting mechanism 3 can adjust and lock the headrest body 1 in a lifting manner; go on the lift adjustment through headrest body 1 on headrest pole 2 to satisfy the different personnel and to headrest body 1's the application demand, rethread adjustment mechanism 3 is fixed to headrest body 1 locking afterwards, thereby promotes headrest body 1's reliability.
It should be appreciated that the height requirements of each person on the headrest are different due to the different statures of each person, and thus when different persons are riding in the vehicle. The headrest on the upper part of the traditional automobile seat is either highly fixed or lifted by direct pulling, so that when a person depends on the headrest, the headrest easily swings along with the swinging of the head of the person, so that the depending height is changed, and the headrest is inconvenient to use. In the utility model, the height of the headrest body 1 can be adjusted in a lifting manner along the headrest rod 2 so as to adapt to the dependence of different people, and after the height adjustment is completed, the headrest body 1 and the headrest rod 2 can be locked through the adjusting mechanism 3, so that the height of the headrest body 1 is not changed all the time in the dependence process of the people, and a comfortable and stable dependence environment is provided for the people.
In the present embodiment, as shown in fig. 2 to 6, the adjusting mechanism 3 includes a pressing assembly 31 and an adjusting assembly 32; the adjusting component 32 is arranged in the headrest body 1, and the adjusting component 32 is in locking fit with the headrest rod 2; the pressing assembly 31 is mounted on the side of the headrest body 1, and the pressing assembly 31 can be matched with the adjusting assembly 32 so that the adjusting assembly 32 is unlocked through the pressing assembly 31; when pressing the pressing component 31, the pressing component 31 can drive the adjusting component 32 to slide on the headrest rod 2, and the adjusting component 32 is arranged inside the headrest body 1, so that the adjusting component 32 can lift and adjust up and down together with the headrest body 1 when lifting and down, and the adjusting component 32 can be unlocked by pressing the pressing component 31, so that the headrest body 1 can be moved.
In this embodiment, as shown in fig. 4 to 7, the adjusting assembly 32 includes a pair of lock sliders 321 and a linkage assembly 322; the locking slide blocks 321 are symmetrically and slidably arranged on two sides of the inside of the headrest body 1, and the locking slide blocks 321 can be in limit fit with two slide bars 21 corresponding to the headrest rod 2; the locking slide blocks 321 are connected through a linkage assembly 322; the pressing assembly 31 is engaged with a side portion of one of the locking sliders 321; in a natural state, the locking slide block 321 is locked with the corresponding slide bar 21; when lifting adjustment is performed, the pressing component 31 is pressed to drive one of the locking sliding blocks 321 to move away from the corresponding sliding rod 21, and then the other locking sliding block 321 also moves away from the corresponding sliding rod 21 through the linkage component 322; one of the locking slide blocks 321 and the other locking slide block 321 can be driven to move in opposite directions under the action of the linkage assembly 322 by pressing the pressing assembly 31, so that one of the locking slide blocks 321 moves away from the corresponding slide rod 21, and the headrest body 1 moves on the headrest rod 2 in a sliding manner, and the headrest body 1 is adjusted in an up-down lifting manner.
In this embodiment, as shown in fig. 6 to 7, opposite ends of the locking slider 321 are provided with inclined guide grooves 3211, and the inclined directions of the two guide grooves 3211 are opposite; linkage assembly 322 includes guide pin 3221; the guide pins 3221 are respectively inserted into the guide grooves 3211 of the two locking slide blocks 321 in a sliding manner; when one of the locking slide blocks 321 moves, the other locking slide block 321 can be driven to move in the same direction or back direction by sliding the guide pin 3221 along the guide grooves 3211 on the two locking slide blocks 321; through the movement of one locking slide block 321, the guide pins 3221 which are inserted into the guide grooves 3211 with opposite inclination directions on the two locking slide blocks 321 can move in the guide grooves 3211, so that the other locking slide block 321 is driven to move in the same direction or back direction, and the linkage movement of the two locking slide blocks 321 is realized.
It will be appreciated that when the pressing assembly 31 is pressed, the pressing assembly 31 may contact and push one of the locking sliders 321 corresponding to the pressing assembly 31 in a group, and the moved one of the locking sliders 321 may approach the inside of the headrest body 1, so that the one of the locking sliders 321 moves with the guide pin 3221 in the guide groove 3211 obliquely arranged on the one of the locking sliders 321, and when the guide pin 3221 moves in the guide groove 3211 in the one of the locking sliders 321, the guide pin 3221 is also movably inserted into the guide groove 3211 obliquely arranged on the other locking slider 321, and the oblique direction of the other guide groove 3211 is opposite to the direction of the guide groove 3211 of the one of the locking sliders 321, so that when the guide pin 3221 is moved by the one of the locking sliders 321, the guide pin 3221 moves along the guide groove 3211 also toward the center position of the headrest body 1 with the other locking slider 321.
In this embodiment, as shown in fig. 2 and fig. 4 to fig. 7, the linkage assembly 322 further includes at least one locking spring 3222, preferably two locking springs 3222, wherein one end of one locking spring 3222 is connected with one locking slider 321, the other end of one locking spring 3222 is connected with the headrest body 1, one end of the other locking spring 3222 is connected with the other locking slider 321, the other end of the other locking spring 3222 is connected with the headrest body 1, and by arranging two locking springs 3222 inside the linkage assembly 322 respectively, the linkage assembly 322 can perform linkage sliding and matching better inside the headrest body 1; when the pressing assembly 31 is pressed, the two locking sliding blocks 321 are linked to move towards each other to unlock, and at the moment, the locking springs 3222 are in a deformed state; when the pressing assembly 31 is released, the locking spring 3222 is elastically reset to drive the locking slide block 321 to move and reset in a linkage opposite direction, so that the headrest body 1 is fixed, and the headrest body 1 is convenient to limit, fix and unlock and lift.
It is understood that, in order to improve the quick return and the stability of the return of the locking slider 321, two locking springs 3222 are preferably used, and the two locking springs 3222 are cooperatively connected corresponding to the two locking sliders 321. When the height of the headrest body 1 needs to be adjusted, one of the locking slide blocks 321 can be pressed by the pressing assembly 31, so that the locking slide block 321 slides in a direction deviating from the corresponding slide bar 21, and at this time, the locking spring 3222 connected to the locking slide block 321 is deformed; meanwhile, the locking slide block 321 at the other side symmetrically moves under the cooperation of the guide pin 3221 and the guide groove 3211; when the height adjustment of the headrest body 1 is completed, the pressing assembly 31 is released, and at this time, the two locking springs 321 are elastically reset to respectively drive the corresponding two locking sliding blocks 321 to perform the resetting sliding to the corresponding sliding bars 21 until the locking sliding blocks 321 are locked with the corresponding sliding bars 21.
It is also understood that the locking spring 3222 may be deformed in tension or compression; the specific deformation form may be determined according to the installation direction of the locking spring 3222.
In this embodiment, the locking sliders 321 are each provided with a through hole 3212; the sliding rod 21 corresponds to the through hole 3212; the side part of the through hole 3212 is provided with a card 3213, and the side part of the slide bar 21 is provided with a plurality of clamping grooves 211 at intervals along the axial direction; the locking slide blocks 321 can be engaged with the clamping grooves 211 through the clamping pieces 3213, so that the headrest body 1 is locked, when the two locking slide blocks 321 slide in a linkage manner, through holes 3212 are formed in the opposite sides of the two locking slide blocks 321, and a plurality of clamping grooves 211 are formed in the side portions of the through holes 3212 and are axially spaced from the side portions of the sliding rod 21 to be matched with each other; the card 3213 of the locking slider 321 is driven to deviate from the corresponding clamping groove 211 by pressing the pressing component 31, so as to unlock the headrest body 1.
In the present embodiment, as shown in fig. 2 to 4, the side portion of the headrest body 1 is provided with the mounting hole 14, and the mounting hole 14 faces the side portion of one of the lock sliders 321; the pressing assembly 31 includes a button 311, and the button 311 is slidably mounted in the mounting hole 14 and engaged with a side portion of the opposite locking slider 321; the corresponding locking slide blocks 321 are driven to move by pressing the button 311, so that the headrest body 1 is unlocked; when the button 311 of the pressing unit 31 is pressed, the button 311 moves toward the inside of the headrest body 1 under the restriction of the mounting hole 14, and the button 311 presses the side portion of one of the locking sliders 321 corresponding to the mounting hole 14, and the locking slider 321 moves, thereby unlocking the headrest body 1.
It will be appreciated that, in order to make the button 311 inside the pressing assembly 31 press better and reduce the abrasion of the button 311 to the headrest body 1, the button frame 312 may be installed inside the installation hole 14, the button 311 is slidably installed inside the button frame 312, and the side portion of the button 311 may be set to an arc shape recessed inward according to the human body structure, so that the pressing experience may be better improved.
In the present embodiment, the headrest body 1 includes a headrest framework 11 and a covering member 12; the headrest framework 11 can be in sliding fit with the headrest rod 2, and the adjusting mechanism 3 is arranged on the headrest framework 11; the cladding member 12 is installed at one side of the headrest frame 11 to facilitate the headrest for the person; the sides of the face of the cladding 12 that contacts the head are recessed toward the center to facilitate better adaptation to the head of a person, providing a firm and comfortable support for the head of a person.
In this embodiment, the headrest body 1 further includes a lifting support block 13, the lifting support block 13 is fixedly mounted on the headrest framework 11, and the adjusting mechanism 3 is mounted on the lifting support block 13; positioning holes 131 are formed in two sides of the lifting support block 13, and the lifting support block 13 is in sliding fit with the headrest rod 2 through the positioning holes 131; the lifting support blocks 13 are provided with the positioning holes 131 at two sides, so that the headrest rods 2 can be conveniently limited, and the headrest rods 2 can be better and more firmly in the lifting support blocks 13 for sliding fit; the lifting support block 13 is fixedly installed inside the headrest framework 11, so that the headrest framework 11 can be carried along to lift and adjust up and down when the lifting support block 13 lifts up and down.
In this embodiment, guide sleeves 1311 are disposed in the positioning holes 131, and the headrest rod 2 can be slidably matched with the guide sleeves 1311; through being provided with guide pin bushing 1311 in the inside of locating hole 131, guide pin bushing 1311 can adopt smooth wear-resisting material, and then can be better slide with headrest pole 2, can also reduce the wearing and tearing of locating hole and headrest pole to improve the life of lift supporting shoe.
The foregoing has outlined the basic principles, features, and advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a two-way headrest structure of oscilaltion which characterized in that: the headrest comprises a headrest body, wherein the headrest body is used for providing a person with a head for leaning; the lower part of the headrest rod is fixed on the seat, and the headrest body is arranged on the upper part of the headrest rod in a lifting manner; the adjusting mechanism is arranged in the headrest body and is suitable for locking or loosening the headrest body along the lifting adjustment of the headrest rod;
the adjusting mechanism comprises a pressing component and an adjusting component; the adjusting component is arranged in the headrest body and is suitable for being in locking fit with the headrest rod; the pressing component is arranged on the side part of the headrest body and is suitable for being matched with the adjusting component, so that the adjusting component is unlocked through the pressing component;
the adjusting assembly comprises a pair of locking sliding blocks and a linkage assembly; the locking slide blocks are symmetrically and slidably arranged on two sides of the inside of the headrest body, and are suitable for being in limit fit with two slide bars corresponding to the headrest rods; the locking sliding blocks are connected through the linkage assembly; the pressing component is suitable for being matched with the side part of one locking sliding block; when in a natural state, the locking sliding block is locked with the corresponding sliding rod; when lifting adjustment is performed, the pressing component is pressed to drive one of the locking sliding blocks to move away from the corresponding sliding rod, and the other locking sliding block also moves away from the corresponding sliding rod through the linkage component.
2. A two-way headrest structure for ascending and descending according to claim 1, wherein: inclined guide grooves are formed in the opposite end parts of the locking slide blocks, and the inclined directions of the two guide grooves are opposite; the linkage assembly includes a guide pin; the guide pins are respectively inserted into the guide grooves of the two locking slide blocks in a sliding manner; when one of the locking slide blocks moves, the other locking slide block is driven to move in the same direction or back direction by sliding the guide pin along the guide groove.
3. A two-way headrest structure for up and down lifting as claimed in claim 2, wherein: the linkage assembly further comprises at least one locking spring, one end of the locking spring is connected with one of the locking sliding blocks, and the other end of the locking spring is connected with the headrest body; when the pressing component is pressed, the two locking sliding blocks are linked to move oppositely to unlock, and the locking spring is in a deformation state; when the pressing component is loosened, the locking spring is reset through elasticity to drive the locking sliding block to carry out linkage, opposite movement and reset.
4. A two-way headrest structure for lifting up and down as claimed in claim 3, wherein: the locking slide blocks are provided with through holes; the sliding rod correspondingly penetrates through the through hole; the side part of the through hole is provided with a card, and the side part of the slide bar is provided with a plurality of clamping grooves at intervals along the axial direction; the locking slide block is suitable for being clamped with the clamping groove through the clamping piece, so that the headrest body is locked; the pressing component is pressed to drive the card of the locking sliding block to deviate from the corresponding clamping groove, so that the headrest body is unlocked.
5. The up-down lifting two-way headrest structure according to claim 4, wherein: the side part of the headrest body is provided with a mounting hole, and the mounting hole is opposite to the side part of one of the locking sliding blocks; the pressing assembly comprises a button which is slidably arranged in the mounting hole and matched with the opposite side part of the locking sliding block; the button is pressed to drive the corresponding locking slide block to move, so that the headrest body is unlocked.
6. A two-way headrest structure for ascending and descending according to claim 1, wherein: the headrest body comprises a headrest framework and a cladding piece; the headrest framework is suitable for being in sliding fit with the headrest rod, and the adjusting mechanism is arranged on the headrest framework; the cladding piece is installed in one side of headrest skeleton to the personnel carry out the back cushion.
7. The up-down lifting two-way headrest structure according to claim 6, wherein: the headrest body further comprises a lifting support block, the lifting support block is fixedly arranged on the headrest framework, and the adjusting mechanism is arranged on the lifting support block; the two sides of the lifting support block are provided with positioning holes, and the lifting support block is in sliding fit with the headrest rod through the positioning holes.
8. The up-down lifting two-way headrest structure according to claim 7, wherein: guide sleeves are arranged in the positioning holes, and the headrest rods are suitable for being in sliding fit with the guide sleeves.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202320360565.5U CN219989071U (en) | 2023-02-21 | 2023-02-21 | Up-down lifting two-way headrest structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202320360565.5U CN219989071U (en) | 2023-02-21 | 2023-02-21 | Up-down lifting two-way headrest structure |
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Publication Number | Publication Date |
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CN219989071U true CN219989071U (en) | 2023-11-10 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202320360565.5U Active CN219989071U (en) | 2023-02-21 | 2023-02-21 | Up-down lifting two-way headrest structure |
Country Status (1)
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CN (1) | CN219989071U (en) |
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2023
- 2023-02-21 CN CN202320360565.5U patent/CN219989071U/en active Active
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