CN113232567A - Four-way electric adjusting headrest structure and using method thereof - Google Patents
Four-way electric adjusting headrest structure and using method thereof Download PDFInfo
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- CN113232567A CN113232567A CN202110505689.3A CN202110505689A CN113232567A CN 113232567 A CN113232567 A CN 113232567A CN 202110505689 A CN202110505689 A CN 202110505689A CN 113232567 A CN113232567 A CN 113232567A
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- gear
- electromagnetic clutch
- rotating shaft
- lifting seat
- shell
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- 238000000034 method Methods 0.000 title claims abstract description 9
- 230000007246 mechanism Effects 0.000 claims abstract description 36
- 238000003780 insertion Methods 0.000 claims abstract description 32
- 230000037431 insertion Effects 0.000 claims abstract description 32
- 230000005540 biological transmission Effects 0.000 claims abstract description 24
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/80—Head-rests
- B60N2/806—Head-rests movable or adjustable
- B60N2/809—Head-rests movable or adjustable vertically slidable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/80—Head-rests
- B60N2/806—Head-rests movable or adjustable
- B60N2/809—Head-rests movable or adjustable vertically slidable
- B60N2/829—Head-rests movable or adjustable vertically slidable characterised by their adjusting mechanisms, e.g. electric motors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/0224—Non-manual adjustments, e.g. with electrical operation
- B60N2/02246—Electric motors therefor
- B60N2/02253—Electric motors therefor characterised by the transmission between the electric motor and the seat or seat parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/80—Head-rests
- B60N2/806—Head-rests movable or adjustable
- B60N2/838—Tiltable
- B60N2/853—Tiltable characterised by their adjusting mechanisms, e.g. electric motors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/80—Head-rests
- B60N2/806—Head-rests movable or adjustable
- B60N2/865—Head-rests movable or adjustable providing a fore-and-aft movement with respect to the occupant's head
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Chair Legs, Seat Parts, And Backrests (AREA)
- Seats For Vehicles (AREA)
Abstract
The invention relates to a four-direction electric adjusting headrest structure and a using method thereof, and the four-direction electric adjusting headrest structure comprises a front shell and a rear cover which are arranged in front and back, wherein a guide mechanism which moves back and forth is arranged between the front shell and the rear cover; the front shell is fixedly provided with a transverse rack which penetrates through the lifting seat backwards and also comprises a longitudinal rack which is fixedly connected with the insertion tube; the transmission mechanism comprises a first gear and a second gear which are coaxially arranged, the first gear is meshed with the longitudinal rack, and the second gear is meshed with the transverse rack; the first gear rotates to enable the first gear to move up and down relative to a longitudinal rack meshed with the first gear, and the transmission mechanism and the lifting seat drive the rear cover and the front shell to move up and down; the second gear rotates to enable the transverse rack meshed with the second gear to move back and forth, and the front shell is pulled to move back and forth; thereby the headrest is adjusted up and down, back and forth, the layout is optimized, and the use is convenient and reliable.
Description
Technical Field
The invention relates to the technical field of seat headrests, in particular to a four-way electric adjusting headrest structure and a using method thereof.
Background
The automobile seat is generally provided with a headrest capable of being adjusted, such as up-down height adjustment, front-back position adjustment or four-direction adjustment, so as to meet the requirements of different users and enhance the comfort and safety of the neck of the user.
In the prior art, the headrest adjusted in four directions is usually adjusted in the up-down direction or the front-back direction by two different adjusting mechanisms, and the existence of the two adjusting mechanisms often makes the internal structure of the headrest complicated, and the parts are complicated, resulting in a larger overall volume of the headrest.
Disclosure of Invention
The applicant aims at the defects in the prior art and provides a four-direction electric adjusting headrest structure with a reasonable structure and a using method thereof, so that the front-back and up-down adjustment can be realized simultaneously by a set of transmission mechanism, the four-direction adjusting headrest structure is effectively optimized, and the use is convenient and reliable.
The technical scheme adopted by the invention is as follows:
a four-direction electric adjusting headrest structure comprises a front shell and a rear cover which are arranged in a front-back mode, wherein a guide mechanism moving back and forth is arranged between the front shell and the rear cover, an accommodating space is formed between the front shell and the rear cover, an insertion tube is installed in the accommodating space from bottom to top, a lifting seat is installed on the insertion tube in the accommodating space in a sliding mode, the lifting seat is fixedly connected with the rear cover, and a transmission mechanism is installed in the lifting seat; the front shell is fixedly provided with a transverse rack which penetrates through the lifting seat backwards and also comprises a longitudinal rack which is fixedly connected with the insertion tube; the transmission mechanism comprises a first gear and a second gear which are coaxially arranged, the first gear is meshed with the longitudinal rack, and the second gear is meshed with the transverse rack.
As a further improvement of the above technical solution:
the first gear and the second gear are sleeved on the rotating shaft together, the first gear is connected with the rotating shaft through the first electromagnetic clutch, and the second gear is connected with the rotating shaft through the second electromagnetic clutch.
Two ends of the rotating shaft are rotatably connected with two side walls of the lifting seat, a first electromagnetic clutch and a second electromagnetic clutch are sleeved on the rotating shaft at intervals, a first gear is arranged on one side surface of the first electromagnetic clutch, and a second gear is arranged on the other side surface of the first electromagnetic clutch; the rotating shaft is driven by a motor to rotate.
The motor is fixedly arranged on the lifting seat, and the output end part of the motor is provided with a worm; the rotating shaft is provided with a worm wheel, and the worm wheel is meshed with the worm.
The side arm surface of the headrest is provided with a key and also comprises a circuit board arranged in the accommodating space inside the headrest; the circuit board is electrically connected with the key, the rotating power of the rotating shaft, the first electromagnetic clutch and the second electromagnetic clutch, the key is provided with function keys in four directions, namely an upper direction, a lower direction, a front direction and a rear direction, and the working states of the rotating shaft, the first electromagnetic clutch and the second electromagnetic clutch are controlled through a program set on the circuit board according to the input of the function keys.
An inner guide post is fixedly arranged on the rear side of the front shell, a guide sleeve structure which penetrates through the lifting seat from front to back is arranged on the lifting seat, and the inner guide post is transmitted to the guide sleeve structure from back.
The number of the insertion tubes is two or more, the insertion tubes are provided with cross beams which are spaced up and down, and longitudinal racks are arranged between the cross beams; each insertion tube positioned between the beams is slidably sleeved with a guide sleeve, and the lifting seat is fixedly installed with the guide sleeve.
The structure of the lifting seat is as follows: the device comprises an outer shell fixedly mounted with a guide sleeve, an inner shell is embedded in the outer shell, and a transmission mechanism is mounted in the inner shell; the inner shell is fixedly connected with the outer shell in a clamped mode, a plurality of buckles extend backwards from the rear side of the inner shell, and the inner shell is fixedly connected with the rear cover through the buckles.
The guide mechanism comprises an outer guide sleeve extending backwards from the bottom of the front shell and an outer guide pillar fixedly arranged on the front side of the rear cover, and the outer guide pillar and the outer guide sleeve are in inserted fit; the wall surface of the bottom of the front shell is provided with a sliding groove in the front-back direction, and the insertion tube penetrates through the sliding groove up and down.
The use method of the four-direction electric adjusting headrest structure comprises the following steps:
the rotating shaft rotates, if the electromagnetic clutch is electrified, the electromagnetic clutch does not drive the first gear to rotate along with the rotating shaft, and if the electromagnetic clutch is not electrified, the electromagnetic clutch drives the first gear to rotate along with the rotating shaft; the rotating gear I moves up and down relative to the longitudinal rack meshed with the gear I and drives the transmission mechanism and the lifting seat to move up and down by taking the insertion pipe as a guide, so that the rear cover and the front shell move up and down along with the insertion pipe, and the adjustment of the headrest in the up-down direction is realized;
the rotating shaft rotates, if the second electromagnetic clutch is electrified, the second electromagnetic clutch does not drive the second gear to rotate along with the rotating shaft, and if the second electromagnetic clutch is not electrified, the second electromagnetic clutch drives the second gear to rotate along with the rotating shaft; the rotating gear II enables the transverse rack meshed with the gear II to move back and forth, and pulls the front shell to move back and forth by taking the guide mechanism as a guide, so that the front and back direction of the headrest is adjusted;
the power for rotating the first gear and the second gear is from the rotating shaft, and the rotation of the first gear and the rotation of the second gear are independent.
The invention has the following beneficial effects:
the invention has compact and reasonable structure and convenient operation, the gear rotates to enable the gear to move up and down relative to the longitudinal rack meshed with the gear, and the transmission mechanism and the lifting seat drive the rear cover and the front shell to move up and down; the second gear rotates to enable the transverse rack meshed with the second gear to move back and forth, and the front shell is pulled to move back and forth; thereby realizing the up-down and front-back four-direction adjustment of the headrest; the first gear and the second gear belong to subordinate power parts in the transmission mechanism, the adjustment of the headrest in the front-back direction and the up-down direction is realized by one set of transmission mechanism, the layout is effectively integrated and optimized, the internal structure of the headrest is simplified, the headrest is convenient to use and maintain, the use is reliable and convenient, and the practicability is good;
the invention also comprises the following advantages:
the first gear and the second gear are coaxially sleeved on the same power source, namely a rotating shaft, and whether the first gear and the second gear rotate along with the rotating shaft or not is realized through the matching of the first electromagnetic clutch and the second electromagnetic clutch, so that the rotation of the first gear and the rotation of the second gear are mutually independent and complementarily interfered, and the working states of the rotating shaft, the first electromagnetic clutch and the second electromagnetic clutch are controlled according to a set program according to the requirement input of a function key, so that the electric adjustment of the positions of the headrest in the upper, lower, front and rear directions is realized, the operation is convenient, and the adjustment is stable and reliable.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an exploded view of fig. 1.
Fig. 3 is a schematic structural diagram of the transmission mechanism of the present invention.
Fig. 4 is a working principle diagram of the present invention.
Wherein: 1. a front housing; 2. a rear cover; 3. inserting a tube; 4. a lifting seat; 5. a transmission mechanism; 6. a transverse rack; 7. a longitudinal rack; 8. a guide sleeve; 9. a circuit board; 11. an outer guide sleeve; 12. a chute; 13. an inner guide post; 21. an outer guide post; 31. a cross beam; 41. an outer housing; 42. an inner housing; 43. a guide sleeve structure; 421. buckling; 91. pressing a key; 51. a motor; 52. a rotating shaft; 53. a worm gear; 54. a worm; 55. a first gear; 56. a first electromagnetic clutch; 57. a second gear; 58. and a second electromagnetic clutch.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1, 2 and 3, the four-way electric headrest adjusting structure of the present embodiment includes a front shell 1 and a rear cover 2 arranged front and rear, a guide mechanism for moving back and forth is disposed between the front shell 1 and the rear cover 2, an accommodating space is formed between the front shell 1 and the rear cover 2, an insertion tube 3 is installed in the accommodating space from bottom to top, a lifting seat 4 is slidably installed on the insertion tube 3 in the accommodating space, the lifting seat 4 is fixedly connected to the rear cover 2, and a transmission mechanism 5 is installed in the lifting seat 4; a transverse rack 6 which penetrates through the lifting seat 4 backwards is fixedly arranged on the front shell 1, and a longitudinal rack 7 fixedly connected with the insertion tube 3 is also arranged; the transmission mechanism 5 comprises a first gear 55 and a second gear 57 which are coaxially arranged, wherein the first gear 55 is meshed with the longitudinal rack 7, and the second gear 57 is meshed with the transverse rack 6.
The first gear 55 rotates to enable the first gear to move up and down relative to the longitudinal rack 7 meshed with the first gear, and the transmission mechanism 5 and the lifting seat 4 drive the rear cover 2 and the front shell 1 to move up and down; the second gear 57 rotates to enable the transverse rack 6 meshed with the second gear to move back and forth, and the front shell 1 is pulled to move back and forth; thereby realizing the up-down and front-back four-direction adjustment of the headrest; and the first gear 55 and the second gear 57 both belong to subordinate power parts in the transmission mechanism 5, and the adjustment of the headrest in the front-back direction and the up-down direction is realized by one set of transmission mechanism 5, so that the internal layout of the headrest is effectively integrated and optimized, and the internal structure of the headrest is simplified.
The first gear 55 and the second gear 57 are jointly sleeved on the rotating shaft 52, the first gear 55 is connected with the rotating shaft 52 through the first electromagnetic clutch 56, and the second gear 57 is connected with the rotating shaft 52 through the second electromagnetic clutch 58.
Two ends of the rotating shaft 52 are rotatably connected with two side walls of the lifting seat 4, a first electromagnetic clutch 56 and a second electromagnetic clutch 58 are sleeved on the rotating shaft 52 at intervals, a first gear 55 is installed on the side surface of the first electromagnetic clutch 56, and a second gear 57 is installed on the side surface of the second electromagnetic clutch 58; the shaft 52 is rotated by the motor 51.
The motor 51 is fixedly arranged on the lifting seat 4, and the output end part of the motor 51 is provided with a worm 54; the rotating shaft 52 is provided with a worm wheel 53, and the worm wheel 53 is meshed with a worm 54.
In this embodiment, the rotating shaft 52 and the worm wheel 53 are of an integral structure.
The side arm surface of the headrest is provided with a key 91 and also comprises a circuit board 9 arranged in the accommodating space inside the headrest; the circuit board 9 is electrically connected with the key 91 and the rotating power of the rotating shaft 52, the first electromagnetic clutch 56 and the second electromagnetic clutch 58, the key 91 is provided with function keys in four directions, namely, up, down, front and back, and the working states of the rotating shaft 52, the first electromagnetic clutch 56 and the second electromagnetic clutch 58 are controlled through a program set on the circuit board 9 according to the input of the function keys, so that the headrest is electrically adjusted in the up, down, front and back directions.
The first gear 55 and the second gear 57 are coaxially sleeved on the rotating shaft 52 which is the same power source, and whether the first gear 55 and the second gear 57 rotate along with the rotating shaft 52 or not is realized through the matching of the first electromagnetic clutch 56 and the second electromagnetic clutch 58, so that the rotation of the first gear 55 and the second gear 57 is mutually independent and complementarily interfered.
An inner guide post 13 is fixedly arranged at the rear side of the front shell 1, a guide sleeve structure 43 which penetrates through the lifting seat 4 from front to back is arranged on the lifting seat, and the inner guide post 13 is transmitted to the guide sleeve structure 43 from back; the fit of the inner guide post 13 with the guide sleeve structure 43 provides a guiding function when the front shell 1 moves back and forth.
The number of the insertion pipes 3 is two or more, the insertion pipes 3 are provided with cross beams 31 which are spaced up and down, and longitudinal racks 7 are arranged between the cross beams 31; each insertion tube 3 positioned between the beams 31 is sleeved with a guide sleeve 8 in a sliding way, and the lifting seat 4 is fixedly installed with the guide sleeve 8.
The lifting seat 4 has the structure that: comprises an outer shell 41 fixedly installed with a guide sleeve 8, an inner shell 42 is embedded in the outer shell 41, and a transmission mechanism 5 is installed in the inner shell 42; the inner shell 42 is fixedly connected with the outer shell 41 in a clamping mode, a plurality of buckles 421 extend backwards from the rear side of the inner shell 42, and the inner shell 42 is fixedly connected with the rear cover 2 through the buckles 421.
In this embodiment, the outer housing 41 and the inner housing 42 are both open backward, the inner housing 42 is used to support and mount the rotating shaft 52 and the components thereon, the outer housing 41 is slidably mounted with the cannula 3 and mounted with the motor 51; a hook clamped with the outer shell 41 is arranged on the front side of the inner shell 42; the inner shell 42 is an injection molded part, and the inner shell 42 and the outer shell 41 are made of different materials.
When the number of the insertion pipes 3 is one, the longitudinal rack 7 can be fixedly arranged on the wall surface of the insertion pipe 3 along the length direction, and the embedded guide groove structure arranged between the insertion pipe 3 and the lifting seat 4 plays a guiding role in lifting adjustment.
The guide mechanism comprises an outer guide sleeve 11 extending backwards from the bottom of the front shell 1 and an outer guide post 21 fixedly arranged on the front side of the rear cover 2, and the outer guide post 21 is inserted and matched with the outer guide sleeve 11; the bottom wall surface of the front shell 1 is provided with a sliding groove 12 in the front-back direction, and the insertion tube 3 vertically penetrates through the sliding groove 12.
The edge of the circumferential direction of the rear cover 2 and the edge of the circumferential direction of the front shell 1 are embedded in the front and the back, so that when the lifting seat 4 moves up and down relative to the insertion pipe 3 along with the transmission mechanism 5, the rear cover 2 and the front shell 1 can be driven to move up and down together.
In the present embodiment, the longitudinal rack 7 is a spur rack; the transverse rack 6 is a T-shaped rack with a T-shaped section, and the T-shaped structure is convenient to be fixedly connected with the front shell 1 in an embedded mode.
The method for using the four-way electrically-operated headrest structure of the embodiment, as shown in fig. 4, includes the following steps:
the rotating shaft 52 rotates, if the first electromagnetic clutch 56 is electrified, the first electromagnetic clutch does not drive the first gear 55 to rotate along with the rotating shaft 52, and if the first electromagnetic clutch 56 is not electrified, the first electromagnetic clutch drives the first gear 55 to rotate along with the rotating shaft 52; the first rotating gear 55 moves up and down relative to the longitudinal rack 7 meshed with the first rotating gear, drives the transmission mechanism 5 and the lifting seat 4 to move up and down by taking the insertion tube 3 as a guide, so that the rear cover 2 and the front shell 1 move up and down along with the insertion tube, and the adjustment of the headrest in the up-down direction is realized;
the rotating shaft 52 rotates, if the second electromagnetic clutch 58 is electrified, the second electromagnetic clutch does not drive the second gear 57 to rotate along with the rotating shaft 52, and if the second electromagnetic clutch 58 is not electrified, the second electromagnetic clutch drives the second gear 57 to rotate along with the rotating shaft 52; the second rotating gear 57 enables the transverse rack 6 meshed with the second rotating gear to move back and forth, and the front shell 1 is pulled to move back and forth by taking the guide mechanism as a guide, so that the front and back directions of the headrest are adjusted;
the power for rotating the first gear 55 and the second gear 57 is derived from the rotating shaft 52, and the rotation of the first gear 55 and the second gear 57 are independent.
In this embodiment, the rotation of the rotating shaft 52 is driven by the motor 51, and the motor 51 drives the rotating shaft 52 to rotate through the worm 54 and the worm wheel 53 which are meshed with each other; the forward and reverse rotation of the rotating shaft 52 is realized through the forward and reverse rotation of the motor 51, so that the switching of ascending and descending or the switching of forward and backward movement is realized.
The headrest adjusting device effectively integrates and optimizes the internal structure of the headrest, realizes the adjustment of the headrest in the up-down, front-back and four directions, is convenient to use and maintain, and is reliable and convenient to use and good in practicability.
The above description is intended to be illustrative and not restrictive, and the scope of the invention is defined by the appended claims, which may be modified in any manner within the scope of the invention.
Claims (10)
1. The utility model provides a four-way electronic adjustment headrest structure, includes preceding shell (1) and back lid (2) of arranging around, its characterized in that: a guide mechanism moving back and forth is arranged between the front shell (1) and the rear cover (2), an accommodating space is formed between the front shell (1) and the rear cover (2), an insertion tube (3) is installed in the accommodating space from bottom to top, a lifting seat (4) is slidably installed on the insertion tube (3) in the accommodating space, the lifting seat (4) is fixedly connected with the rear cover (2), and a transmission mechanism (5) is installed in the lifting seat (4); a transverse rack (6) which penetrates through the lifting seat (4) backwards is fixedly arranged on the front shell (1), and a longitudinal rack (7) which is fixedly connected with the insertion tube (3) is further arranged; the transmission mechanism (5) comprises a first gear (55) and a second gear (57) which are coaxially arranged, the first gear (55) is meshed with the longitudinal rack (7), and the second gear (57) is meshed with the transverse rack (6).
2. A four-way electrically adjustable headrest structure as claimed in claim 1, wherein: the first gear (55) and the second gear (57) are sleeved on the rotating shaft (52) together, the first gear (55) is connected with the rotating shaft (52) through the first electromagnetic clutch (56), and the second gear (57) is connected with the rotating shaft (52) through the second electromagnetic clutch (58).
3. A four-way electrically adjustable headrest structure as claimed in claim 2, wherein: two ends of the rotating shaft (52) are rotatably connected with two side walls of the lifting seat (4), a first electromagnetic clutch (56) and a second electromagnetic clutch (58) are sleeved on the rotating shaft (52) at intervals, a first gear (55) is installed on the side surface of the first electromagnetic clutch (56), and a second gear (57) is installed on the side surface of the second electromagnetic clutch (58); the rotating shaft (52) is driven by the motor (51) to rotate.
4. A four-way electrically adjustable headrest structure as claimed in claim 3, wherein: the motor (51) is fixedly arranged on the lifting seat (4), and the output end part of the motor (51) is provided with a worm (54); the rotating shaft (52) is provided with a worm wheel (53), and the worm wheel (53) is meshed with the worm (54).
5. A four-way electrically adjustable headrest structure as claimed in claim 2, wherein: the side arm surface of the headrest is provided with a key (91), and the side arm surface of the headrest further comprises a circuit board (9) arranged in the accommodating space inside the headrest; the circuit board (9) is electrically connected with the key (91), the rotating power of the rotating shaft (52), the first electromagnetic clutch (56) and the second electromagnetic clutch (58), the key (91) is provided with function keys in four directions, namely an upper direction, a lower direction, a front direction and a rear direction, and the working states of the rotating shaft (52), the first electromagnetic clutch (56) and the second electromagnetic clutch (58) are controlled through a program set on the circuit board (9) according to the input of the function keys.
6. A four-way electrically adjustable headrest structure as claimed in claim 1, wherein: an inner guide post (13) is fixedly arranged on the rear side of the front shell (1), a guide sleeve structure (43) which penetrates through the lifting seat (4) from front to back is arranged on the lifting seat, and the inner guide post (13) is backwards transmitted into the guide sleeve structure (43).
7. A four-way electrically adjustable headrest structure as claimed in claim 1, wherein: the number of the insertion pipes (3) is two or more, the insertion pipes (3) are jointly provided with cross beams (31) which are vertically spaced, and longitudinal racks (7) are arranged between the cross beams (31); each insertion tube (3) positioned between the cross beams (31) is sleeved with a guide sleeve (8) in a sliding way, and the lifting seat (4) is fixedly installed with the guide sleeve (8).
8. A four-way electrically adjustable headrest structure as claimed in claim 6, wherein: the lifting seat (4) is structurally characterized in that: the device comprises an outer shell (41) fixedly mounted with a guide sleeve (8), an inner shell (42) is embedded in the outer shell (41), and a transmission mechanism (5) is mounted in the inner shell (42); interior casing (42) and shell body (41) joint link firmly, and interior casing (42) rear side is to extending backward has a plurality of buckles (421), and interior casing (42) passes through buckle (421) and back lid (2) rigid coupling.
9. A four-way electrically adjustable headrest structure as claimed in claim 1, wherein: the guide mechanism comprises an outer guide sleeve (11) extending backwards from the bottom of the front shell (1) and an outer guide pillar (21) fixedly arranged on the front side of the rear cover (2), and the outer guide pillar (21) is in plug-in fit with the outer guide sleeve (11); the front shell (1) is provided with a front-back sliding groove (12) on the bottom wall surface, and the insertion tube (3) penetrates through the sliding groove (12) up and down.
10. A method of using the four-way electrically adjustable headrest structure of claim 2, characterized in that: the method comprises the following steps:
the rotating shaft (52) rotates, if the first electromagnetic clutch (56) is electrified, the first electromagnetic clutch does not drive the first gear (55) to rotate along with the rotating shaft (52), and if the first electromagnetic clutch (56) is not electrified, the first electromagnetic clutch drives the first gear (55) to rotate along with the rotating shaft (52); the rotating first gear (55) moves up and down relative to the longitudinal rack (7) meshed with the rotating first gear to drive the transmission mechanism (5) and the lifting seat (4) to move up and down by taking the insertion pipe (3) as a guide, so that the rear cover (2) and the front shell (1) move up and down along with the insertion pipe, and the adjustment of the headrest in the up-down direction is realized;
the rotating shaft (52) rotates, if the second electromagnetic clutch (58) is electrified, the second electromagnetic clutch does not drive the second gear (57) to rotate along with the rotating shaft (52), and if the second electromagnetic clutch (58) is not electrified, the second electromagnetic clutch drives the second gear (57) to rotate along with the rotating shaft (52); the second rotating gear (57) enables the transverse rack (6) meshed with the second rotating gear to move back and forth, and the front shell (1) is pulled to move back and forth by taking the guide mechanism as a guide, so that the front and back directions of the headrest are adjusted; the power for rotating the first gear (55) and the second gear (57) is derived from the rotating shaft (52), and the rotation of the first gear (55) and the rotation of the second gear (57) are independent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110505689.3A CN113232567A (en) | 2021-05-10 | 2021-05-10 | Four-way electric adjusting headrest structure and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110505689.3A CN113232567A (en) | 2021-05-10 | 2021-05-10 | Four-way electric adjusting headrest structure and using method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113232567A true CN113232567A (en) | 2021-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110505689.3A Pending CN113232567A (en) | 2021-05-10 | 2021-05-10 | Four-way electric adjusting headrest structure and using method thereof |
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| CN (1) | CN113232567A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114770437A (en) * | 2022-05-05 | 2022-07-22 | 桂林航天工业学院 | Small-size high accuracy moving platform |
| FR3131877A1 (en) * | 2022-01-20 | 2023-07-21 | Tesca France | Motor vehicle seat headrest |
| CN117068016A (en) * | 2023-10-17 | 2023-11-17 | 长春富晟汽车技术研发有限公司 | Novel electric four-way headrest of automobile seat |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2698278A1 (en) * | 2012-08-13 | 2014-02-19 | Schukra Gerätebau GmbH | Headrest system and method of adjusting a headrest |
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| CN109649238A (en) * | 2019-01-08 | 2019-04-19 | 宁波继峰汽车零部件股份有限公司 | A kind of electronic four-way headrest |
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| DE102018109419A1 (en) * | 2018-04-19 | 2019-10-24 | Faurecia Autositze Gmbh | Adjustable headrest for a motor vehicle seat |
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| CN109693591A (en) * | 2017-10-23 | 2019-04-30 | 北京安道拓汽车部件有限公司 | Automotive seat four-way headrest controlling mechanism and automotive seat |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3131877A1 (en) * | 2022-01-20 | 2023-07-21 | Tesca France | Motor vehicle seat headrest |
| CN114770437A (en) * | 2022-05-05 | 2022-07-22 | 桂林航天工业学院 | Small-size high accuracy moving platform |
| CN114770437B (en) * | 2022-05-05 | 2023-10-20 | 桂林航天工业学院 | Small-size high accuracy mobile platform |
| CN117068016A (en) * | 2023-10-17 | 2023-11-17 | 长春富晟汽车技术研发有限公司 | Novel electric four-way headrest of automobile seat |
| CN117068016B (en) * | 2023-10-17 | 2024-03-15 | 常州卓骏汽车系统有限公司 | Electric four-way headrest of automobile seat |
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