CN110626228A - Seat and slide rail release mechanism thereof - Google Patents

Seat and slide rail release mechanism thereof Download PDF

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Publication number
CN110626228A
CN110626228A CN201911056080.1A CN201911056080A CN110626228A CN 110626228 A CN110626228 A CN 110626228A CN 201911056080 A CN201911056080 A CN 201911056080A CN 110626228 A CN110626228 A CN 110626228A
Authority
CN
China
Prior art keywords
unlocking
lock
rail
inner rail
seat
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201911056080.1A
Other languages
Chinese (zh)
Inventor
冯如意
祁百魁
王谦
徐仁磊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hubei Huntkey Magna Seating Co Ltd
Original Assignee
Hubei Huntkey Magna Seating Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hubei Huntkey Magna Seating Co Ltd filed Critical Hubei Huntkey Magna Seating Co Ltd
Priority to CN201911056080.1A priority Critical patent/CN110626228A/en
Publication of CN110626228A publication Critical patent/CN110626228A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60NSEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/04Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
    • B60N2/06Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable
    • B60N2/08Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable characterised by the locking device
    • B60N2/0806Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable characterised by the locking device with pin alignment systems, e.g. with at least one of a plurality of locking pins always aligned w.r.t. at least one of a plurality of pin-receiving elements

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  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Seats For Vehicles (AREA)

Abstract

The invention discloses a seat and a sliding rail unlocking mechanism thereof, wherein an unlocking cam of the unlocking mechanism is pivoted with a supporting seat and provides a rotary driving force by a driving part; the unlocking pin is inserted in the top body of the inner rail, and the upper end of the unlocking pin and the working surface of the unlocking cam form a cam pair so as to drive the lower end of the unlocking pin to move in a reciprocating manner to be switched between an unlocking working position and a locking working position; the lock body is arranged in the inner cavity of the inner rail, the upper surface of the lock body is abutted against the lower end of the unlocking pin, one side of the lock body is provided with a lock clamp which is formed by horizontal extension, and the lock clamp is adapted to lock grooves formed in the side walls of the inner rail and the outer rail; and is configured to: when the self-locking working position is switched to the unlocking working position, the lock is clamped in the inner rail lock groove and the outer rail lock groove and moves to be separated from the outer rail lock groove; when the unlocking working position is switched to the locking working position, the lock is clamped in the inner rail lock groove and is displaced to be simultaneously arranged in the inner rail lock groove and the outer rail lock groove. The unlocking device can automatically realize the unlocking operation of the long seat slide rail, has better operability and occupies smaller space.

Description

Seat and slide rail release mechanism thereof
Technical Field
The invention relates to the technical field of seat slide rail control, in particular to a seat and a slide rail unlocking mechanism thereof.
Background
At present, the slide rail of a passenger seat is mostly unlocked and locked through manual driving, and the handle is rotated to drive the lock clamp to rotate to separate from the locking groove to unlock the slide rail. Due to the limitation of the structure of the lock, the operating force and the operating stroke of unlocking can affect the comfort and the operability of use, and a larger operating space is needed; in particular, the above drawbacks are more evident for long sliding rails for rear seats of automobiles.
In view of this, it is urgent to carry out the optimal design to current seat slide unlocking mechanism to on the basis of obtaining good maneuverability, can give the passenger more convenient, comfortable experience, and can reduce product occupation space.
Disclosure of Invention
In order to solve the technical problems, the invention provides a seat and a slide rail unlocking mechanism thereof, which can automatically realize the unlocking operation of a long slide rail of the seat, have better operability and occupy smaller space.
The invention provides a seat slide rail unlocking mechanism which is used for an inner rail and an outer rail which are matched with each other, and comprises a driving part, an unlocking assembly and a supporting seat fixedly arranged on the upper surface of the inner rail; the unlocking assembly comprises an unlocking cam, an unlocking pin and a lock body; the unlocking cam is pivoted to the supporting seat, and the driving part provides a rotating driving force; the unlocking pin is inserted in the top body of the inner rail, and the upper end of the unlocking pin and the working surface of the unlocking cam form a cam pair so as to drive the lower end of the unlocking pin to move in a reciprocating manner to be switched between an unlocking working position and a locking working position; the lock body is arranged in the inner cavity of the inner rail, the upper surface of the lock body is abutted against the lower end of the unlocking pin, a lock clamp formed by horizontal extension is arranged on one side of the lock body, and the lock clamp is adapted to lock grooves formed in the side walls of the inner rail and the outer rail; and is configured to: when the locking working position is switched to the unlocking working position, the lock is clamped in the inner rail lock groove and the outer rail lock groove and moves to be separated from the outer rail lock groove; when the unlocking working position is switched to the locking working position, the lock card is moved in the inner rail lock groove to be simultaneously arranged in the inner rail lock groove and the outer rail lock groove.
Preferably, the unlocking assembly further comprises: a resilient member disposed between the lock body and the inner rail and configured to: when the lock body is switched to the unlocking working position, the elastic piece generates deformation reserve deformation energy after the lock body is displaced; and when the lock body is switched to the locking working position, the elastic piece releases deformation to provide the reset acting force of the lock body.
Preferably, the elastic element is a spring wire which is arranged on the body of the lock body in a penetrating mode, and a clamping groove which is matched with the spring wire is formed in the side wall of the inner rail.
Preferably, the unlocking cam is provided with a cam groove forming the working surface, the unlocking pin is positioned at the side of the unlocking cam, and a driven pin horizontally extending and adapting to the cam groove is arranged on the unlocking pin.
Preferably, the upper end of the unlocking pin is provided with a penetrating hole, and the driven pin is formed by a threaded fastener penetrating the penetrating hole and the cam groove.
Preferably, a guide sleeve is nested between the top body of the inner rail and the unlocking pin.
Preferably, the lower part of the peripheral surface of the guide sleeve is contracted inwards to form a limiting step, and the lower part of the limiting step is inserted into the top body of the inner rail; and the lower end of the unlocking pin is provided with a limiting part which extends outwards in the radial direction, and the limiting part and the lower end of the guide sleeve and/or the top body of the inner rail form vertical limiting.
Preferably, the unlocking assembly and the supporting seat are respectively two corresponding to the two slide rails, an unlocking connecting rod is arranged between the unlocking cams of the two unlocking assemblies, and the output end of the driving part is in transmission connection with the unlocking connecting rod.
Preferably, the unlocking cams of the two unlocking assemblies are respectively positioned at the outer sides of the supporting seat and are respectively fixed at two ends of the unlocking connecting rod; the unlocking connecting rod is provided with a shaft neck matched with the shaft hole of the supporting seat so as to construct a pivot joint between the unlocking cam and the supporting seat.
The invention also provides a seat, which comprises a seat body matched with the vehicle body or the base in a sliding manner through the sliding rail, and the seat sliding rail unlocking mechanism.
Aiming at the existing seat slide rail unlocking mechanism, the invention innovatively provides an optimized scheme, a driving part is used as a power source to realize automatic control, and specifically, an unlocking cam and an unlocking pin which are matched with each other are adopted to convert and output an acting force switched between an unlocking working position and a locking working position; based on the synchronous action of the unlocking pin and the lock body, the unlocking of the sliding rail is realized through the lock clamp on the lock body and the lock grooves respectively formed in the side walls of the inner rail and the outer rail, and then the unlocking and the locking of the sliding rail are controlled. Compared with the prior art, the scheme can realize one-key operation unlocking and locking, and can greatly improve the experience of passengers; the matching design of the driving part, the unlocking cam and the unlocking pin is adopted, so that the unlocking mechanism has the characteristics of compact structure and smaller occupied space; in addition, the scheme meets the specific setting position of the driving part by configuring different cams, and the universality is better.
In a preferred scheme of the invention, an elastic piece is arranged between the lock body and the inner rail to provide a lock body resetting acting force; the concrete configuration is as follows: when the lock body is switched to the unlocking working position, the elastic part can generate deformation reserve deformation energy after the lock body is displaced; switching to the locking position, the elastic component releasable deformation can be in order to provide the lock body effort of restoring to the throne, from this, can further ensure that the slide rail resets to the locking state fast.
In another preferred scheme of the invention, the driven pin matched with the cam groove is formed by adopting the threaded fastener, so that the good assembly manufacturability is obtained, and meanwhile, the manufacturing cost of the product can be effectively controlled; in addition, the structure self-body space is fully utilized to a certain extent, so that the assembly space occupied by the product is controlled to the maximum extent.
In another preferred scheme of the invention, the unlocking connecting rod is utilized to realize synchronous unlocking and locking of the two unlocking assemblies, so that the unlocking mechanism is suitable for a seat provided with two sliding rails and has the characteristics of simple and reliable structure.
Drawings
FIG. 1 is a schematic view of an assembly of the seat track release mechanism according to an embodiment;
FIG. 2 is a schematic view of the seat track release mechanism of FIG. 1 with the outer track removed;
FIG. 3 is a schematic diagram of the overall structure of the unlocking assembly according to the embodiment;
FIG. 4 is a side view of the release mechanism shown in FIG. 3;
FIG. 5 is a cross-sectional view of the unlocking assembly in the longitudinal direction of the slide rail according to the embodiment;
FIG. 6 shows the assembled relationship of the latch 33 and the inner rail locking groove 111;
fig. 7 shows the components assembled in relation to each other in cross section of the slide rail.
In the figure:
the slide rail comprises a slide rail 10, an inner rail 11, an inner rail lock groove 111, a card slot 112, an outer rail 12, an outer rail lock groove 121, a driving part 20, an unlocking assembly 30, an unlocking cam 31, a cam groove 311, an unlocking pin 32, a penetrating hole 321, a limiting part 322, a lock body 33, a lock card 331, a spring wire 34, a threaded fastener 35, a guide sleeve 36, a small-diameter section 361, a support seat 40 and an unlocking connecting rod 50.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.
Without loss of generality, the seat slide rail unlocking mechanism shown in the drawings is used in the embodiment to explain the driving and transmission principles in detail, and it should be understood that specific dimensional parameters of the driving component, the intermediate transmission component and the like in the embodiment do not substantially limit the technical scheme claimed in the application.
Referring to fig. 1 and fig. 2, fig. 1 is a schematic view illustrating an assembly relationship of a seat slide unlocking mechanism according to the present embodiment, and fig. 2 is a schematic view illustrating the seat slide unlocking mechanism shown in fig. 1 with an outer rail removed. The seat slide unlocking mechanism is used for a slide rail 10 with an inner rail 11 and an outer rail 12 which are matched, and comprises a driving part 20, an unlocking assembly 30 and a supporting seat 40 fixedly arranged on the upper surface of the inner rail 11; here, the inner rail 11 and the outer rail 12 are defined based on a structural covering relationship of two relatively displaceable bodies of the slide rail 10, and from an assembling relationship, the inner rail 11 is used for connecting with a seat body (not shown in the figure), and the outer rail 12 is used for connecting with a vehicle body or a base (not shown in the figure).
Specifically, the unlocking assembly 30 is mainly composed of an unlocking cam 31, an unlocking pin 32, and a lock body 33. Referring to fig. 3 and 4 together, fig. 3 is a schematic view of the overall structure of the unlocking assembly 30, and fig. 4 is a side view of the unlocking mechanism shown in fig. 3.
The unlocking cam 31 is pivotally connected to the supporting base 40, and the driving member 20 provides a rotational driving force to drive the unlocking pin 32 to reciprocate. The unlocking cam 31 may be directly or indirectly pivoted to the support base 40.
The unlocking pin 32 is inserted into the top body of the inner rail 11, and the upper end of the unlocking pin and the working surface of the unlocking cam 32 form a cam pair so as to drive the lower end of the unlocking pin to move in a reciprocating manner and switch between an unlocking working position and a locking working position; it should be understood that the "unlocking position" and the "locking position" refer to positions that ensure the unlocking and locking positions of the inner rail 11 and the outer rail 12 of the slide rail 10 relative to each other, and are not limited to a specific "point" position.
The lock body 33 is arranged in the inner cavity of the inner rail 11, the upper surface of the lock body is abutted against the lower end of the unlocking pin 32 arranged in the inner rail 11, and one side of the lock body 33 is provided with a lock clamp 331 formed by horizontally extending, specifically, the lock clamp 331 is adapted to lock grooves formed on the side walls of the inner rail 11 and the outer rail 12; and is configured to: when the locking working position is switched to the unlocking working position, the locking clip 33 is displaced to be separated from the outer rail locking groove 121 in the inner rail locking groove 111 and the outer rail locking groove 121; when the unlocking position is switched to the locking position, the locking clip 33 is displaced in the inner rail locking groove 111 to be simultaneously placed in the inner rail locking groove 111 and the outer rail locking groove 121. That is, the latch 33 may be engaged with the inner rail latch groove 111 and the outer rail latch groove 121 in the displacement direction thereof. In the unlocking working position, the lock clip 331 needs to move down along with the lock body 33 to be separated from the outer rail lock groove 121, and is only arranged in the inner rail lock groove 111, and the inner rail 11 and the outer rail 12 can slide relatively; in the locking position, the lock 331 needs to move with the lock body 33 to be simultaneously disposed in the outer rail lock groove 121 and the inner rail lock groove 111, thereby limiting the relative sliding between the inner rail 11 and the outer rail 12.
In actual use, the driving component 20 is used as a power source to realize automatic control, specifically, the adaptive unlocking cam 31 and the unlocking pin 32 are adopted to convert and output acting force switched between an unlocking working position and a locking working position; based on the synchronous action of the unlocking pin 32 and the lock body 33, the slide rail is unlocked through the lock clamp 331 on the lock body 33 and the lock grooves respectively formed on the side walls of the inner rail 11 and the outer rail 21, so that the unlocking and the locking of the slide rail are controlled.
To ensure the slide rail is quickly returned to the locked state, the unlocking assembly 30 may preferably add an elastic member between the lock body 33 and the inner rail 11, and is configured to: when the lock body 33 is switched to the unlocking working position, the elastic part generates deformation storage deformation energy after the lock body is displaced; when the lock body is switched to the locking working position, the elastic piece releases deformation to provide the reset acting force of the lock body 33. Referring to fig. 2 to 5, fig. 5 is a sectional view of the unlocking assembly 10 formed along the longitudinal direction of the slide rail.
Specifically, the elastic member is a spring wire 34 threaded through the body of the lock body 33, and a locking groove 112 adapted to the spring wire 34 is disposed on a side wall of the inner rail 11. The clamping groove 112 can be realized by adopting the processes of welding, bonding or riveting and the like, the space of the inner cavity of the inner rail 11 is fully utilized, and the structure is compact and reliable. When the slide rail is switched to the locking working position, the spring wire 34 releases the deformation energy to provide the reset acting force of the lock body 33, so that the slide rail can be further ensured to be quickly reset to the locking state.
In this embodiment, the unlocking cam 31 forms a working surface adapted to the unlocking pin 32 through a cam groove 311 formed therein, and as shown in fig. 3 and fig. 4, the unlocking pin 32 is located beside the unlocking cam 31, and a follower pin horizontally extending and adapted to the cam groove 311 is disposed thereon. The follower pin may be integrally formed with the body of the release pin 32 or may be formed by separate assembly.
As shown in the drawing, a fitting hole 321 is opened in an upper end portion of the unlock pin 32, and the follower pin is formed by a screw fastener 35 fitted into the fitting hole 321 and the cam groove 311. The driven pin matched with the cam groove 311 is formed by adopting the threaded fastener 35, so that the manufacturing cost of a product can be effectively controlled while good assembly manufacturability is obtained, and the self-space of the structure is fully utilized to a certain extent.
Theoretically, the reciprocating movement of the unlocking pin 32 keeps the linear displacement in the optimal state, and in order to avoid the unlocking pin 32 from displacement and swing along the vertical direction, a guide sleeve 36 is preferably nested between the top body of the inner rail 11 and the unlocking pin 32. Specifically, the guide sleeve 36 is designed to have a reducing shape with a large upper part and a small lower part, that is, the lower part of the outer peripheral surface of the guide sleeve 36 is contracted to form a limiting step, and the lower part (the small diameter section 361) of the limiting step is inserted into the top body of the inner rail 11, so that the assembly manufacturability is good. And the lower end of the unlocking pin 32 is provided with a limiting part 322 which extends outwards in the radial direction, and the limiting part 322 and the lower end of the guide sleeve 36 and/or the top body of the inner rail 11 form vertical limiting, so that the stability of the dynamic matching relationship of the mechanism is ensured.
It will be appreciated that typically the seat body bottom is provided with two slide rails 10, especially where long slide rails are employed. Correspondingly, the unlocking assemblies 30 and the supporting seats 40 are respectively two ones which are arranged corresponding to the two slide rails 10, an unlocking connecting rod 50 is arranged between the unlocking cams 31 of the two unlocking assemblies 30, and the output end of the driving part 20 is in transmission connection with the unlocking connecting rod 50. With this arrangement, the unlocking and locking of the two unlocking assemblies 30 are realized by the unlocking connecting rod 50, so that the two slide rails 10 can be synchronously controlled by using one driving part 20 adapted to a seat provided with the two slide rails 10.
Furthermore, the unlocking cams 31 of the two unlocking assemblies 30 are respectively positioned at the outer sides of the corresponding supporting seats 40 and respectively fixed at the two ends of the unlocking connecting rod 50, so that the overall structure is more compact and reasonable; specifically, the unlocking link 50 has a journal fitted to the shaft hole of the support base 40 to establish pivotal connection between the unlocking cam 31 and the support base 40.
Specifically, the inner rail locking groove 111 and the outer rail locking groove 121 for matching with the locking clip 33 may be designed according to a combination of factors such as specific assembly requirements of the inner rail 11 and the outer rail 12. Such as but not limited to the preferred exemplary illustrations in the figures.
Referring to fig. 6 and 7, fig. 6 shows the assembly relationship of the locking clip 33 and the inner rail locking groove 111, and fig. 7 shows the assembly relationship of the components in the cross section of the slide rail. Specifically, after the bodies on the two sides of the inner rail 11 are bent downwards, the bodies are bent upwards again horizontally outwards to form two bending sections, and inner rail locking grooves 111 are respectively and oppositely formed; after the bodies on the two sides of the outer rail 12 are horizontally bent inwards, the bodies are bent downwards, and an outer rail locking groove 121 is formed in the downward bent section. Based on the function requirement of being matched with the lock clamp 331, the inner rail lock groove 111 and the outer rail lock groove 121 are arranged in a horizontal direction oppositely, the groove bottom of the inner rail lock groove 111 is lower than the lower edge of the outer rail lock groove 121 in the height direction, and the height difference needs to be larger than or equal to the thickness of the lock clamp 33, so that when the self-locking working position is switched to the unlocking working position, the lock clamp 33 moves in the inner rail lock groove 111 and the outer rail lock groove 121 to be separated from the outer rail lock groove 121, and unlocking is achieved.
The movement principle of the slide rail unlocking mechanism according to the embodiment is briefly described as follows:
unlocking: as shown in fig. 5, when the driving member 20 (unlocking motor) rotates counterclockwise, the synchronous unlocking link 50 is driven to rotate counterclockwise, the synchronous unlocking link 50 rotates counterclockwise to drive the unlocking cams 31 on both sides to rotate counterclockwise, the unlocking cam 31 rotates counterclockwise to drive the unlocking pin 32 to move downward in the guide sleeve 36, the unlocking pin 32 moves downward to press down the lock body 33, the pressing position of the unlocking pin 32 is located at the middle position of the lock body 33, the spring wire 34 is deformed by force, the lock body 33 moves downward, the lock body 33 drives the lock catch 331 to move downward, and when the lock catch 331 moves downward to the outer rail lock groove 121 separated from the outer rail 12, the inner rail 11 and the outer rail 12 are not limited by the lock catch 331 and can move relatively under the driving of force.
Locking: as shown in fig. 5, when the driving member 20 rotates clockwise, the synchronous unlocking link 50 is driven to rotate clockwise, the synchronous unlocking link 50 rotates clockwise to drive the unlocking cams 31 at both sides to rotate clockwise, the unlocking cam 31 rotates clockwise to drive the unlocking pin 32 to move upwards in the guide sleeve 36, the unlocking pin 32 moves upwards without pressing down the lock body 33, and when the lock body 33 is not pressed down, the spring force generated by the spring wire 34 due to the previous pressing deformation provides an upward movement force for the lock body 33, the lock body 33 moves upwards, the lock body 33 drives the lock clamp 331 to move upwards, and when the lock clamp 331 moves upwards to enter the outer rail lock groove 121 of the outer rail 12, the inner rail 11 and the outer rail 12 are limited by the lock clamp 331 and cannot move relatively, so as to achieve locking.
In addition to the slide rail unlocking mechanism, the invention also provides a seat, which comprises a seat body (not shown in the figure) which is in sliding fit with a vehicle body or a base through a slide rail, and the seat slide rail unlocking mechanism. Here, other functional components of the seat can be realized by using the prior art, and therefore, the description is omitted.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that it is obvious to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and these modifications and improvements should also be considered as the protection scope of the present invention.

Claims (10)

1. The seat slide rail unlocking mechanism is used for the inner rail and the outer rail which are matched with each other, and is characterized by comprising a driving part, an unlocking assembly and a supporting seat fixedly arranged on the upper surface of the inner rail; the unlocking assembly comprises:
the unlocking cam is pivoted to the supporting seat and provides a rotating driving force by the driving part;
the unlocking pin is inserted in the top body of the inner rail, and the upper end of the unlocking pin and the working surface of the unlocking cam form a cam pair so as to drive the lower end of the unlocking pin to move in a reciprocating manner to be switched between an unlocking working position and a locking working position;
the lock body is arranged in the inner cavity of the inner rail, the upper surface of the lock body is abutted against the lower end of the unlocking pin, a lock clamp formed by horizontal extension is arranged on one side of the lock body, and the lock clamp is adapted to lock grooves formed in the side walls of the inner rail and the outer rail; and is configured to: when the locking working position is switched to the unlocking working position, the lock is clamped in the inner rail lock groove and the outer rail lock groove and moves to be separated from the outer rail lock groove; when the unlocking working position is switched to the locking working position, the lock card is moved in the inner rail lock groove to be simultaneously arranged in the inner rail lock groove and the outer rail lock groove.
2. The seat track unlock mechanism of claim 1, wherein the unlock assembly further comprises:
a resilient member disposed between the lock body and the inner rail and configured to: when the lock body is switched to the unlocking working position, the elastic piece generates deformation reserve deformation energy after the lock body is displaced; and when the lock body is switched to the locking working position, the elastic piece releases deformation to provide the reset acting force of the lock body.
3. The seat slide unlocking mechanism of claim 2 wherein the elastic member is a spring wire inserted into the body of the lock body, and a slot adapted to the spring wire is provided on the side wall of the inner rail.
4. The seat slide unlocking mechanism according to any one of claims 1 to 3, wherein the unlocking cam is provided with a cam groove forming the working surface, the unlocking pin is located beside the unlocking cam, and a follower pin horizontally extending and fitting into the cam groove is provided thereon.
5. The seat track release mechanism of claim 4, wherein the release pin has an upper end portion provided with a through hole, and the follower pin is formed by a threaded fastener inserted into the through hole and the cam groove.
6. The seat track release mechanism of claim 5, wherein a guide sleeve is nested between the top body of the inner track and the release latch.
7. The seat track release mechanism of claim 6, wherein the lower portion of the outer peripheral surface of the guide sleeve is inwardly contracted to form a limit step, and the lower portion of the limit step is inserted into the top body of the inner track; and the lower end of the unlocking pin is provided with a limiting part which extends outwards in the radial direction, and the limiting part and the lower end of the guide sleeve and/or the top body of the inner rail form vertical limiting.
8. The seat slide unlocking mechanism according to claim 1, wherein the number of the unlocking assemblies and the number of the supporting seats are two corresponding to two slides, an unlocking connecting rod is arranged between the unlocking cams of the two unlocking assemblies, and the output end of the driving member is in transmission connection with the unlocking connecting rod.
9. The seat track unlocking mechanism of claim 7, wherein the unlocking cams of the two unlocking assemblies are respectively located at the outer sides of the supporting seats and are respectively fixed at two ends of the unlocking connecting rod; the unlocking connecting rod is provided with a shaft neck matched with the shaft hole of the supporting seat so as to construct a pivot joint between the unlocking cam and the supporting seat.
10. A seat comprising a seat body slidably fitted to a vehicle body or a base via a slide rail, further comprising a seat slide rail unlocking mechanism as claimed in any one of claims 1 to 9.
CN201911056080.1A 2019-10-31 2019-10-31 Seat and slide rail release mechanism thereof Pending CN110626228A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911056080.1A CN110626228A (en) 2019-10-31 2019-10-31 Seat and slide rail release mechanism thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911056080.1A CN110626228A (en) 2019-10-31 2019-10-31 Seat and slide rail release mechanism thereof

Publications (1)

Publication Number Publication Date
CN110626228A true CN110626228A (en) 2019-12-31

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911056080.1A Pending CN110626228A (en) 2019-10-31 2019-10-31 Seat and slide rail release mechanism thereof

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113320450A (en) * 2021-06-18 2021-08-31 江苏忠明祥和精工股份有限公司 Electric sliding rail of automobile seat
CN115257479A (en) * 2022-08-30 2022-11-01 飞适动力汽车座椅零件(上海)有限公司 Manual slide rail built-in unlocking mechanism

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113320450A (en) * 2021-06-18 2021-08-31 江苏忠明祥和精工股份有限公司 Electric sliding rail of automobile seat
CN115257479A (en) * 2022-08-30 2022-11-01 飞适动力汽车座椅零件(上海)有限公司 Manual slide rail built-in unlocking mechanism
CN115257479B (en) * 2022-08-30 2024-02-02 飞适动力汽车座椅零件(上海)有限公司 Manual slide rail embeds release mechanism

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