CN112356743A - Car seat slide rail structure - Google Patents
Car seat slide rail structure Download PDFInfo
- Publication number
- CN112356743A CN112356743A CN202011228807.2A CN202011228807A CN112356743A CN 112356743 A CN112356743 A CN 112356743A CN 202011228807 A CN202011228807 A CN 202011228807A CN 112356743 A CN112356743 A CN 112356743A
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- CN
- China
- Prior art keywords
- slide rail
- locking
- block
- clearance
- gap
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- 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
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Classifications
-
- 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
- B60N2/04—Seats 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
- B60N2/06—Seats 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
- B60N2/07—Slide construction
- B60N2/0722—Constructive details
-
- 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
- B60N2/04—Seats 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
- B60N2/06—Seats 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
- B60N2/08—Seats 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
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
Abstract
The invention belongs to the technical field of automobile seats, and provides an automobile seat slide rail structure which comprises an upper slide rail assembly and a lower slide rail assembly, wherein the lower slide rail assembly comprises a lower slide rail, the lower slide rail comprises at least one locking window and a plurality of gap eliminating parts, the locking windows extend along the length direction of the lower slide rail, the upper slide rail assembly comprises an upper slide rail, a locking mechanism and an interlocking mechanism, the locking mechanism and the interlocking mechanism are installed on the upper slide rail, the interlocking mechanism is connected with the locking mechanism, a gap eliminating mechanism is arranged between the end part of the interlocking mechanism and the gap eliminating parts, the automobile seat slide rail structure can be switched between a locking state and an unlocking state, and gaps are eliminated by the gap eliminating. The invention has the advantages that the slide block and the clearance elimination block form self-locking on an XY plane and an XZ plane in the locking state by utilizing the oblique matching of the inclination angle, and the clearance between the inner side walls of the upper slide rail and the lower slide rail is eliminated, so that the whole slide rail slides smoothly, the effectiveness of the clearance is eliminated, and the abnormal sound of the slide rail is effectively improved.
Description
Technical Field
The invention belongs to the technical field of automobile seats, and relates to an automobile seat slide rail structure.
Background
Along with the development of the automobile industry and the improvement of the requirement of consumers, the large-space automobile model sales volume of multi-row seats such as MPV (Multi-purpose vehicle) and the like is gradually increased in recent years, a long slide rail is adopted to realize the long-stroke adjustment of the seats and improve the comfort of passengers, the significance is great, and the gap elimination of the existing long slide rail is mainly realized by the following modes: firstly, a plastic part is directly adopted to eliminate gaps; secondly, the plastic part linked with the unlocking is adopted to eliminate the gap; thirdly, the V-shaped wheel is adopted to eliminate the clearance, and the clearance eliminating mode is not ideal: the plastic part clearance elimination and the V-shaped wheel clearance elimination are directly adopted, the sliding smoothness and no abnormal sound are difficult to be ensured simultaneously, the clearance is eliminated by adopting the plastic part linked with the unlocking, the linked plastic part usually shrinks inwards during the unlocking, and partial products have abnormal sound during the sliding.
Disclosure of Invention
The invention aims to solve the technical problem and provides an automobile seat slide rail structure which is smooth in sliding, eliminates the effectiveness of a gap and improves abnormal sound of a slide rail, aiming at the current situation of the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a car seat slide rail structure, includes upper slide rail assembly and lower slide rail assembly, its characterized in that, lower slide rail assembly contains slide rail, lower slide rail contains at least one edge a plurality of locking windows and a plurality of clearance that slide rail length direction extends eliminate the portion, upper slide rail assembly contain slide rail and install locking mechanism and interlocking device on upper slide rail, locking mechanism can imbed down in the slide rail locking window, interlocking device is connected with locking mechanism, interlocking device's tip and clearance eliminate and be provided with between the portion and eliminate clearance mechanism, car seat slide rail structure can switch between locking state and the unblock state to utilize to eliminate clearance mechanism and eliminate the clearance.
In the above-mentioned car seat slide rail structure, interlocking device including slide bar, linkage hinge bar and spring, the clearance mechanism that disappears install at the tip of slide bar, the lower extreme and the slide bar of linkage hinge bar are connected, and the upper end is connected with locking mechanism, the linkage hinge bar articulates on last slide rail and swings under the locking mechanism drives, the linkage hinge bar utilizes the spring hook on last slide rail.
In the above-mentioned slide rail structure for the seat of the vehicle, the springs are arranged longitudinally or transversely.
In foretell car seat slide rail structure, clearance mechanism that disappears including eliminating clearance piece and sliding block, the outside limit of eliminating clearance piece lean on the contact with the inside wall of lower slide rail, the sliding block links to each other with interlocking device's tip, the sliding block contacts with the medial surface cooperation of eliminating the clearance piece, when the seat was adjusted when locking mechanism was opened, the contact adjustment structure that is used for adjusting both cooperation clearance distances had between the medial surface of eliminating the clearance piece and the sliding block.
In foretell car seat slide rail structure, the contact adjust the structure including the inclined portion of joining in marriage that is located the medial surface of eliminating the clearance piece and the cooperation inclined plane that is located the sliding block, have inclination and fit clearance between the plane of cooperation inclined plane and the inclined portion of joining in marriage, the inclined inclination of joining in marriage the portion to one side that cooperates the inclined plane slip, cooperation inclined plane extrusion is joined in marriage the portion to one side and is made the accessory clearance reduce, and then the outside limit extrusion of feasible elimination clearance piece is the inside wall of slide rail down.
In the above-mentioned structure of the slide rail for the seat of the vehicle, the outer side edge of the gap eliminating block is provided with a contact part, and the contact part is provided with a closed empty groove which enables the contact part to keep elasticity.
In the above structure of the slide rail for the seat of the automobile, the contact portion is provided with the first reinforcing rib, and the contact portion is provided with the fixing head.
In the above structure of the slide rail for the seat of the automobile, the upper end of the matching part of the inclined matching part and the matching inclined plane is provided with a second reinforcing rib.
In the above sliding rail structure for the automobile seat, the sliding block is provided with a sleeve groove, and the sleeve groove is sleeved on the end part of the interlocking mechanism.
Compared with the prior art, the invention has the advantages that the self-locking is formed by the sliding block and the clearance elimination block on the XY plane and the XZ plane under the locking state by utilizing the oblique matching of the inclination angle, the clearance between the inner side walls of the upper sliding rail and the lower sliding rail is eliminated, the locking mechanism drives the sliding block to contract inwards under the unlocking state, and the sliding block has clearances on the XY plane and the XZ plane and the clearance elimination block, so that the whole sliding rail slides smoothly, the effectiveness of the clearance is eliminated, and the abnormal sound of the sliding rail is effectively improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the slide rail gap eliminating mechanism of the automobile seat;
FIG. 2 is a schematic structural diagram of a lower automobile seat slide rail gap eliminating mechanism during locking;
FIG. 3 is a schematic view of the structure of FIG. 2 taken along line A-A;
FIG. 4 is a schematic structural view of the lower vehicle seat slide track anti-backlash mechanism when unlocked;
FIG. 5 is a schematic view of the structure of FIG. 4 in the direction B-B;
FIG. 6 is an exploded view of the present vehicle seat track;
FIG. 7 is a schematic view of the fit structure of the sliding block, the gap eliminating block and the inner side surface of the lower slide rail when locking;
fig. 8 is a schematic view of the matching structure of the sliding block, the gap eliminating block and the inner side surface of the lower slide rail during unlocking.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments. It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "central," "lateral," "longitudinal," "front," "rear," "left," "right," "upper," "lower," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be considered limiting to the scope of the present invention.
In the figures, an upper slide rail 100; a lower slide rail 200; the inner side wall 201 of the lower slide rail; a gap eliminating section 202; a lock mechanism 300; a lock window 301; the locking teeth 302; an interlock mechanism 400; a spring 401; a slide bar 402; a linkage hinge bar 403; the gap elimination block 500; a beveled portion 501; a second reinforcing rib 502; a fixed head 503; a contact portion 504; closing the empty groove 505; a first reinforcing rib 506; a slider 600; a mating ramp 601; an inclination 602; a jacket groove 603; a contact adjustment structure 700; the press fit clearance 800; the backlash mechanism 900.
As shown in fig. 6, the slide rail structure of the car seat comprises an upper slide rail assembly and a lower slide rail assembly, wherein the lower slide rail assembly comprises a lower slide rail 200, the lower slide rail 200 comprises at least one locking window 301 extending along the length direction of the lower slide rail 200 and a plurality of gap eliminating parts 202, the upper slide rail assembly comprises an upper slide rail 100, a locking mechanism 300 mounted on the upper slide rail 100 and an interlocking mechanism 400, the locking mechanism 300 can be embedded in the locking window 301 of the lower slide rail 200, the interlocking mechanism 400 is connected with the locking mechanism 300, a gap eliminating mechanism 900 is arranged between the end part of the interlocking mechanism 400 and the gap eliminating part 202, the car seat slide rail structure can be switched between a locking state and an unlocking state, and the gap is eliminated by the gap eliminating mechanism 900, wherein the gap eliminating mechanism 900 comprises a gap eliminating block 500 and a slide block 600, the interlocking mechanism 400 comprises a slide rod 402, a linkage hinge rod 403 and a spring, the gap eliminating mechanism 900 is installed at the end of the sliding rod 402, the lower end of the linkage hinge rod 403 is connected with the sliding rod 402, the upper end is connected with the locking mechanism 300, the linkage hinge rod 403 is hinged on the upper slide rail 100 and swings under the driving of the locking mechanism 300, the linkage hinge rod 403 is hooked on the upper slide rail 100 by the spring 401, here, in the locking state, the locking tooth 302 of the locking rod in the locking mechanism 300 is embedded in the locking window 301 of the lower slide rail 200, the gap in the X direction between the upper slide rail assembly and the lower slide rail assembly is eliminated, the interlocking mechanism 400 extends outwards under the action of the spring 401, the sliding block 600 in the interlocking mechanism 400 moves under the action of the guide part of the upper slide rail 100, the contact surface of the sliding block 600 and the gap eliminating block 500 has an inclination angle with the YZ plane, so that the sliding block 600 presses the gap eliminating block 500 in two YZ directions, and further the gap eliminating block 500 presses the gap eliminating part 202, the clearance between the upper slide rail 100 and the lower slide rail 200 in the YZ direction is zero.
In order to ensure the effectiveness of the gap elimination, in the locked state, the included angles between the contact surfaces of the gap elimination block 500 and the gap elimination part 202 of the lower slide rail 200, the contact surfaces of the slide block 600 and the gap elimination block 500, and the contact surfaces of the guide part of the upper slide rail 100 and the slide block 600, so that the guide part of the upper slide rail 100 and the sliding block 600, the sliding block 600 and the gap eliminating block 500, and the gap eliminating block 500 and the gap eliminating part 202 of the lower slide rail 200 are designed to be self-locking, in the unlocked state, the locking teeth 302 of the locking lever in the locking mechanism 300 are disengaged from the locking windows 301 of the lower slide rail 200, the locking mechanism 300 simultaneously drives the sliding block 600 in the interlocking mechanism 400 to contract inwards, the self-locking between the guide portion of the upper slide rail 100 and the sliding block 600, and between the sliding block 600 and the gap eliminating block 500 is eliminated, and the gap eliminating block 500 is disengaged from the gap eliminating portion 202 of the lower slide rail 200, so that the slide rail structure can slide smoothly.
In a preferred embodiment of the present invention, in order to improve the abnormal noise of the contact between the slider 600 and the locking window 301 of the lower slide rail 200 in the unlocked state, the guides of the upper slide rail 100 are set to be parallel to the XY and XZ planes, respectively, the upper slide rail assembly can be selected to be equipped with a common end cap or an end cap with increased sliding force according to the customer's requirements, and the Z-direction space springs 401 are arranged longitudinally or transversely for the arrangement of the slide rails.
As shown in fig. 1, the gap eliminating mechanism 900 is mainly installed on a seat slide rail for use, and is disposed at two end portions of an upper slide rail 100 and a lower slide rail 200, a locking mechanism 300 is disposed on the upper slide rail 100, wherein an interlocking mechanism 400 is connected to the locking mechanism 300, and the interlocking mechanism 400 can be driven to move when the locking mechanism 300 is opened, the gap eliminating mechanism of the patent includes a gap eliminating block 500 and a sliding block 600, an outer side edge of the gap eliminating block 500 is abutted against and contacted with an inner side wall 201 of the lower slide rail, the sliding block 600 is connected with an end portion of the interlocking mechanism 400, the sliding block 600 is in fit contact with an inner side surface of the gap eliminating block 500, so that when the seat is adjusted when the locking mechanism 300 is opened, a contact adjusting structure 700 for adjusting a fit gap distance between the inner side surface of the gap eliminating block 500 and the sliding block 600 is provided, and the fit gap, thereby adjusted and eliminated the extrusion fit clearance 800 between clearance piece 500's outside limit and the inside wall 201 of lower slide rail, that is to say when extrusion fit clearance 800 diminishes gradually, just be equivalent to and eliminate clearance piece 500 extrusion lower slide rail's inside wall 201 to realize the locking, when extrusion fit clearance 800 grow gradually, just be equivalent to and eliminate clearance piece 500 and withdraw from lower slide rail's inside wall 201, thereby realize smooth and easy slip.
Specifically, as shown in fig. 2, 3, 4 and 5, the contact adjustment structure here includes an oblique fitting portion 501 on the inner side surface of the gap elimination block 500 and a matching inclined surface 601 on the sliding block 600, the upper end of the matching portion of the oblique fitting portion 501 and the matching inclined surface 601 has a second reinforcing rib 502, the second reinforcing rib 502 can increase the matching strength to prevent breakage, in order to facilitate the movement of the sliding block 600, the sliding block 600 has a sleeve groove 603, the sleeve groove 603 is sleeved on the end portion of the interlocking mechanism 400, as a further optimization, in order to make the contact between the gap elimination block 500 and the inner side surface of the lower sliding rail more sufficient, the outer side edge of the gap elimination block 500 has a contact portion 504, the contact portion 504 has a closed hollow groove 505, the closed hollow groove 505 can make the contact portion 504 maintain a certain elasticity, and can deform in real time during contact, the contact portion 504 has a first reinforcing rib 506, the contact part 504 is provided with a fixed head 503, the strength of the contact can be enhanced by the first reinforcing rib 506, the fixed head 503 can be conveniently fixedly connected, the contact position is ensured, as a further optimization, an inclined angle 602 and a fit clearance are formed between the fit inclined plane 601 and the plane of the inclined matching part 501, the fit inclined plane 601 slides into the inclined angle 602 of the inclined matching part 501, that is, the fit inclined plane 601 on the sliding block 600 presses the clearance elimination block from two directions of YZ, the fit inclined plane 601 presses the inclined matching part 501 to reduce the clearance of the fitting, so that the outer side edge of the clearance elimination block presses the inner side wall 201 of the lower slide rail, when the concrete matching is carried out, as shown in FIG. 7, the fit inclined plane 601 on the sliding block 600 abuts against the inclined angle 602 of the inclined matching part 501, at this time, the contact part 504 of the outer side edge of the clearance elimination block 500 presses the inner side wall 201 of the lower, when unlocking, the inclined mating surface 601 of the sliding block 600 and the inclined angle 602 of the inclined mating portion 501 are withdrawn, so that the inclined mating surface 601 and the inclined mating portion 501 are in a loose state and have a gap therebetween, and at this time, the contact portion 504 on the outer side of the clearance elimination block 500 and the inner side wall 201 of the lower slide rail are also in a loose state and have a gap therebetween, thereby realizing smooth sliding.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the described embodiments may be made by those skilled in the art without departing from the scope and spirit of the invention as defined by the accompanying claims.
Claims (9)
1. The utility model provides a car seat slide rail structure, includes upper slide rail assembly and lower slide rail assembly, its characterized in that, lower slide rail assembly contains slide rail, lower slide rail contains at least one edge a plurality of locking windows and a plurality of clearance that slide rail length direction extends eliminate the portion, upper slide rail assembly contain slide rail and install locking mechanism and interlocking device on upper slide rail, locking mechanism can imbed down in the slide rail locking window, interlocking device is connected with locking mechanism, interlocking device's tip and clearance eliminate and be provided with between the portion and eliminate clearance mechanism, car seat slide rail structure can switch between locking state and the unblock state to utilize to eliminate clearance mechanism and eliminate the clearance.
2. The sliding track structure for vehicle seat according to claim 1, wherein the interlocking mechanism comprises a sliding rod, a linkage hinge rod and a spring, the gap eliminating mechanism is installed at the end of the sliding rod, the lower end of the linkage hinge rod is connected with the sliding rod, the upper end of the linkage hinge rod is connected with the locking mechanism, the linkage hinge rod is hinged on the upper sliding track and swings under the driving of the locking mechanism, and the linkage hinge rod is hooked on the upper sliding track by the spring.
3. The sliding track structure for vehicle seats according to claim 2, wherein the springs are arranged longitudinally or transversely.
4. The sliding track structure of car seat as claimed in claim 3, wherein said gap eliminating mechanism includes a gap eliminating block and a sliding block, the outer side of said gap eliminating block is contacted with the inner side of the lower sliding track, the sliding block is connected with the end of the interlocking mechanism, the sliding block is contacted with the inner side of the gap eliminating block in a matching way, when the seat is adjusted when the locking mechanism is opened, a contact adjusting structure for adjusting the distance between the inner side of the gap eliminating block and the sliding block is provided.
5. The sliding track structure for vehicle seat according to claim 4, wherein the contact adjusting structure comprises an inclined fitting portion on the inner side surface of the gap eliminating block and a matching inclined surface on the sliding block, the matching inclined surface and the plane of the inclined fitting portion have an inclination angle and a matching gap, the matching inclined surface slides into the inclination angle of the inclined fitting portion, the matching inclined surface presses the inclined fitting portion to reduce the gap between the fitting portions, and further the outer side edge of the gap eliminating block presses the inner side wall of the lower sliding track.
6. The slide rail structure for vehicle seat according to claim 5, wherein the outside edge of the gap elimination block has a contact portion, and the contact portion has a closed recess for maintaining the contact portion elastically.
7. The slide rail structure of car seat according to claim 6, wherein said contact portion has a first reinforcing rib thereon, and a fixing head is provided on the contact portion.
8. The slide rail structure of car seat as claimed in claim 4, wherein the upper end of the engagement portion of said inclined engagement portion and said engagement inclined surface has a second reinforcing rib.
9. The sliding track structure for automobile seats as claimed in claim 4, wherein the sliding block has a sleeve slot, and the sleeve slot is sleeved on the end of the interlocking mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011228807.2A CN112356743A (en) | 2020-11-06 | 2020-11-06 | Car seat slide rail structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011228807.2A CN112356743A (en) | 2020-11-06 | 2020-11-06 | Car seat slide rail structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112356743A true CN112356743A (en) | 2021-02-12 |
Family
ID=74508471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011228807.2A Pending CN112356743A (en) | 2020-11-06 | 2020-11-06 | Car seat slide rail structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112356743A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115431849A (en) * | 2022-09-28 | 2022-12-06 | 浙江龙生汽车部件科技有限公司 | Automobile seat long slide rail with clearance eliminating mechanism and working method of tensioning mechanism of automobile seat long slide rail |
-
2020
- 2020-11-06 CN CN202011228807.2A patent/CN112356743A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115431849A (en) * | 2022-09-28 | 2022-12-06 | 浙江龙生汽车部件科技有限公司 | Automobile seat long slide rail with clearance eliminating mechanism and working method of tensioning mechanism of automobile seat long slide rail |
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